package Whatpm::HTML;
use strict;
our $VERSION=do{my @r=(q$Revision: 1.143 $=~/\d+/g);sprintf "%d."."%02d" x $#r,@r};
use Error qw(:try);
## ISSUE:
## var doc = implementation.createDocument (null, null, null);
## doc.write ('');
## alert (doc.compatMode);
require IO::Handle;
my $HTML_NS = q;
my $MML_NS = q;
my $SVG_NS = q;
my $XLINK_NS = q;
my $XML_NS = q;
my $XMLNS_NS = q;
sub A_EL () { 0b1 }
sub ADDRESS_EL () { 0b10 }
sub BODY_EL () { 0b100 }
sub BUTTON_EL () { 0b1000 }
sub CAPTION_EL () { 0b10000 }
sub DD_EL () { 0b100000 }
sub DIV_EL () { 0b1000000 }
sub DT_EL () { 0b10000000 }
sub FORM_EL () { 0b100000000 }
sub FORMATTING_EL () { 0b1000000000 }
sub FRAMESET_EL () { 0b10000000000 }
sub HEADING_EL () { 0b100000000000 }
sub HTML_EL () { 0b1000000000000 }
sub LI_EL () { 0b10000000000000 }
sub NOBR_EL () { 0b100000000000000 }
sub OPTION_EL () { 0b1000000000000000 }
sub OPTGROUP_EL () { 0b10000000000000000 }
sub P_EL () { 0b100000000000000000 }
sub SELECT_EL () { 0b1000000000000000000 }
sub TABLE_EL () { 0b10000000000000000000 }
sub TABLE_CELL_EL () { 0b100000000000000000000 }
sub TABLE_ROW_EL () { 0b1000000000000000000000 }
sub TABLE_ROW_GROUP_EL () { 0b10000000000000000000000 }
sub MISC_SCOPING_EL () { 0b100000000000000000000000 }
sub MISC_SPECIAL_EL () { 0b1000000000000000000000000 }
sub FOREIGN_EL () { 0b10000000000000000000000000 }
sub FOREIGN_FLOW_CONTENT_EL () { 0b100000000000000000000000000 }
sub MML_AXML_EL () { 0b1000000000000000000000000000 }
sub TABLE_ROWS_EL () {
TABLE_EL |
TABLE_ROW_EL |
TABLE_ROW_GROUP_EL
}
sub END_TAG_OPTIONAL_EL () {
DD_EL |
DT_EL |
LI_EL |
P_EL
}
sub ALL_END_TAG_OPTIONAL_EL () {
END_TAG_OPTIONAL_EL |
BODY_EL |
HTML_EL |
TABLE_CELL_EL |
TABLE_ROW_EL |
TABLE_ROW_GROUP_EL
}
sub SCOPING_EL () {
BUTTON_EL |
CAPTION_EL |
HTML_EL |
TABLE_EL |
TABLE_CELL_EL |
MISC_SCOPING_EL
}
sub TABLE_SCOPING_EL () {
HTML_EL |
TABLE_EL
}
sub TABLE_ROWS_SCOPING_EL () {
HTML_EL |
TABLE_ROW_GROUP_EL
}
sub TABLE_ROW_SCOPING_EL () {
HTML_EL |
TABLE_ROW_EL
}
sub SPECIAL_EL () {
ADDRESS_EL |
BODY_EL |
DIV_EL |
END_TAG_OPTIONAL_EL |
FORM_EL |
FRAMESET_EL |
HEADING_EL |
OPTION_EL |
OPTGROUP_EL |
SELECT_EL |
TABLE_ROW_EL |
TABLE_ROW_GROUP_EL |
MISC_SPECIAL_EL
}
my $el_category = {
a => A_EL | FORMATTING_EL,
address => ADDRESS_EL,
applet => MISC_SCOPING_EL,
area => MISC_SPECIAL_EL,
b => FORMATTING_EL,
base => MISC_SPECIAL_EL,
basefont => MISC_SPECIAL_EL,
bgsound => MISC_SPECIAL_EL,
big => FORMATTING_EL,
blockquote => MISC_SPECIAL_EL,
body => BODY_EL,
br => MISC_SPECIAL_EL,
button => BUTTON_EL,
caption => CAPTION_EL,
center => MISC_SPECIAL_EL,
col => MISC_SPECIAL_EL,
colgroup => MISC_SPECIAL_EL,
dd => DD_EL,
dir => MISC_SPECIAL_EL,
div => DIV_EL,
dl => MISC_SPECIAL_EL,
dt => DT_EL,
em => FORMATTING_EL,
embed => MISC_SPECIAL_EL,
fieldset => MISC_SPECIAL_EL,
font => FORMATTING_EL,
form => FORM_EL,
frame => MISC_SPECIAL_EL,
frameset => FRAMESET_EL,
h1 => HEADING_EL,
h2 => HEADING_EL,
h3 => HEADING_EL,
h4 => HEADING_EL,
h5 => HEADING_EL,
h6 => HEADING_EL,
head => MISC_SPECIAL_EL,
hr => MISC_SPECIAL_EL,
html => HTML_EL,
i => FORMATTING_EL,
iframe => MISC_SPECIAL_EL,
img => MISC_SPECIAL_EL,
input => MISC_SPECIAL_EL,
isindex => MISC_SPECIAL_EL,
li => LI_EL,
link => MISC_SPECIAL_EL,
listing => MISC_SPECIAL_EL,
marquee => MISC_SCOPING_EL,
menu => MISC_SPECIAL_EL,
meta => MISC_SPECIAL_EL,
nobr => NOBR_EL | FORMATTING_EL,
noembed => MISC_SPECIAL_EL,
noframes => MISC_SPECIAL_EL,
noscript => MISC_SPECIAL_EL,
object => MISC_SCOPING_EL,
ol => MISC_SPECIAL_EL,
optgroup => OPTGROUP_EL,
option => OPTION_EL,
p => P_EL,
param => MISC_SPECIAL_EL,
plaintext => MISC_SPECIAL_EL,
pre => MISC_SPECIAL_EL,
s => FORMATTING_EL,
script => MISC_SPECIAL_EL,
select => SELECT_EL,
small => FORMATTING_EL,
spacer => MISC_SPECIAL_EL,
strike => FORMATTING_EL,
strong => FORMATTING_EL,
style => MISC_SPECIAL_EL,
table => TABLE_EL,
tbody => TABLE_ROW_GROUP_EL,
td => TABLE_CELL_EL,
textarea => MISC_SPECIAL_EL,
tfoot => TABLE_ROW_GROUP_EL,
th => TABLE_CELL_EL,
thead => TABLE_ROW_GROUP_EL,
title => MISC_SPECIAL_EL,
tr => TABLE_ROW_EL,
tt => FORMATTING_EL,
u => FORMATTING_EL,
ul => MISC_SPECIAL_EL,
wbr => MISC_SPECIAL_EL,
};
my $el_category_f = {
$MML_NS => {
'annotation-xml' => MML_AXML_EL,
mi => FOREIGN_FLOW_CONTENT_EL,
mo => FOREIGN_FLOW_CONTENT_EL,
mn => FOREIGN_FLOW_CONTENT_EL,
ms => FOREIGN_FLOW_CONTENT_EL,
mtext => FOREIGN_FLOW_CONTENT_EL,
},
$SVG_NS => {
foreignObject => FOREIGN_FLOW_CONTENT_EL,
desc => FOREIGN_FLOW_CONTENT_EL,
title => FOREIGN_FLOW_CONTENT_EL,
},
## NOTE: In addition, FOREIGN_EL is set to non-HTML elements.
};
my $svg_attr_name = {
attributename => 'attributeName',
attributetype => 'attributeType',
basefrequency => 'baseFrequency',
baseprofile => 'baseProfile',
calcmode => 'calcMode',
clippathunits => 'clipPathUnits',
contentscripttype => 'contentScriptType',
contentstyletype => 'contentStyleType',
diffuseconstant => 'diffuseConstant',
edgemode => 'edgeMode',
externalresourcesrequired => 'externalResourcesRequired',
filterres => 'filterRes',
filterunits => 'filterUnits',
glyphref => 'glyphRef',
gradienttransform => 'gradientTransform',
gradientunits => 'gradientUnits',
kernelmatrix => 'kernelMatrix',
kernelunitlength => 'kernelUnitLength',
keypoints => 'keyPoints',
keysplines => 'keySplines',
keytimes => 'keyTimes',
lengthadjust => 'lengthAdjust',
limitingconeangle => 'limitingConeAngle',
markerheight => 'markerHeight',
markerunits => 'markerUnits',
markerwidth => 'markerWidth',
maskcontentunits => 'maskContentUnits',
maskunits => 'maskUnits',
numoctaves => 'numOctaves',
pathlength => 'pathLength',
patterncontentunits => 'patternContentUnits',
patterntransform => 'patternTransform',
patternunits => 'patternUnits',
pointsatx => 'pointsAtX',
pointsaty => 'pointsAtY',
pointsatz => 'pointsAtZ',
preservealpha => 'preserveAlpha',
preserveaspectratio => 'preserveAspectRatio',
primitiveunits => 'primitiveUnits',
refx => 'refX',
refy => 'refY',
repeatcount => 'repeatCount',
repeatdur => 'repeatDur',
requiredextensions => 'requiredExtensions',
requiredfeatures => 'requiredFeatures',
specularconstant => 'specularConstant',
specularexponent => 'specularExponent',
spreadmethod => 'spreadMethod',
startoffset => 'startOffset',
stddeviation => 'stdDeviation',
stitchtiles => 'stitchTiles',
surfacescale => 'surfaceScale',
systemlanguage => 'systemLanguage',
tablevalues => 'tableValues',
targetx => 'targetX',
targety => 'targetY',
textlength => 'textLength',
viewbox => 'viewBox',
viewtarget => 'viewTarget',
xchannelselector => 'xChannelSelector',
ychannelselector => 'yChannelSelector',
zoomandpan => 'zoomAndPan',
};
my $foreign_attr_xname = {
'xlink:actuate' => [$XLINK_NS, ['xlink', 'actuate']],
'xlink:arcrole' => [$XLINK_NS, ['xlink', 'arcrole']],
'xlink:href' => [$XLINK_NS, ['xlink', 'href']],
'xlink:role' => [$XLINK_NS, ['xlink', 'role']],
'xlink:show' => [$XLINK_NS, ['xlink', 'show']],
'xlink:title' => [$XLINK_NS, ['xlink', 'title']],
'xlink:type' => [$XLINK_NS, ['xlink', 'type']],
'xml:base' => [$XML_NS, ['xml', 'base']],
'xml:lang' => [$XML_NS, ['xml', 'lang']],
'xml:space' => [$XML_NS, ['xml', 'space']],
'xmlns' => [$XMLNS_NS, [undef, 'xmlns']],
'xmlns:xlink' => [$XMLNS_NS, ['xmlns', 'xlink']],
};
## ISSUE: xmlns:xlink="non-xlink-ns" is not an error.
my $c1_entity_char = {
0x80 => 0x20AC,
0x81 => 0xFFFD,
0x82 => 0x201A,
0x83 => 0x0192,
0x84 => 0x201E,
0x85 => 0x2026,
0x86 => 0x2020,
0x87 => 0x2021,
0x88 => 0x02C6,
0x89 => 0x2030,
0x8A => 0x0160,
0x8B => 0x2039,
0x8C => 0x0152,
0x8D => 0xFFFD,
0x8E => 0x017D,
0x8F => 0xFFFD,
0x90 => 0xFFFD,
0x91 => 0x2018,
0x92 => 0x2019,
0x93 => 0x201C,
0x94 => 0x201D,
0x95 => 0x2022,
0x96 => 0x2013,
0x97 => 0x2014,
0x98 => 0x02DC,
0x99 => 0x2122,
0x9A => 0x0161,
0x9B => 0x203A,
0x9C => 0x0153,
0x9D => 0xFFFD,
0x9E => 0x017E,
0x9F => 0x0178,
}; # $c1_entity_char
sub parse_byte_string ($$$$;$) {
my $self = shift;
my $charset_name = shift;
open my $input, '<', ref $_[0] ? $_[0] : \($_[0]);
return $self->parse_byte_stream ($charset_name, $input, @_[1..$#_]);
} # parse_byte_string
sub parse_byte_stream ($$$$;$) {
my $self = ref $_[0] ? shift : shift->new;
my $charset_name = shift;
my $byte_stream = $_[0];
my $onerror = $_[2] || sub {
my (%opt) = @_;
warn "Parse error ($opt{type})\n";
};
$self->{parse_error} = $onerror; # updated later by parse_char_string
## HTML5 encoding sniffing algorithm
require Message::Charset::Info;
my $charset;
my $buffer;
my ($char_stream, $e_status);
SNIFFING: {
## Step 1
if (defined $charset_name) {
$charset = Message::Charset::Info->get_by_iana_name ($charset_name);
## ISSUE: Unsupported encoding is not ignored according to the spec.
($char_stream, $e_status) = $charset->get_decode_handle
($byte_stream, allow_error_reporting => 1,
allow_fallback => 1);
if ($char_stream) {
$self->{confident} = 1;
last SNIFFING;
} else {
## TODO: unsupported error
}
}
## Step 2
my $byte_buffer = '';
for (1..1024) {
my $char = $byte_stream->getc;
last unless defined $char;
$byte_buffer .= $char;
} ## TODO: timeout
## Step 3
if ($byte_buffer =~ /^\xFE\xFF/) {
$charset = Message::Charset::Info->get_by_iana_name ('utf-16be');
($char_stream, $e_status) = $charset->get_decode_handle
($byte_stream, allow_error_reporting => 1,
allow_fallback => 1, byte_buffer => \$byte_buffer);
$self->{confident} = 1;
last SNIFFING;
} elsif ($byte_buffer =~ /^\xFF\xFE/) {
$charset = Message::Charset::Info->get_by_iana_name ('utf-16le');
($char_stream, $e_status) = $charset->get_decode_handle
($byte_stream, allow_error_reporting => 1,
allow_fallback => 1, byte_buffer => \$byte_buffer);
$self->{confident} = 1;
last SNIFFING;
} elsif ($byte_buffer =~ /^\xEF\xBB\xBF/) {
$charset = Message::Charset::Info->get_by_iana_name ('utf-8');
($char_stream, $e_status) = $charset->get_decode_handle
($byte_stream, allow_error_reporting => 1,
allow_fallback => 1, byte_buffer => \$byte_buffer);
$self->{confident} = 1;
last SNIFFING;
}
## Step 4
## TODO:
## Step 5
## TODO: from history
## Step 6
require Whatpm::Charset::UniversalCharDet;
$charset_name = Whatpm::Charset::UniversalCharDet->detect_byte_string
($byte_buffer);
if (defined $charset_name) {
$charset = Message::Charset::Info->get_by_iana_name ($charset_name);
## ISSUE: Unsupported encoding is not ignored according to the spec.
require Whatpm::Charset::DecodeHandle;
$buffer = Whatpm::Charset::DecodeHandle::ByteBuffer->new
($byte_stream);
($char_stream, $e_status) = $charset->get_decode_handle
($buffer, allow_error_reporting => 1,
allow_fallback => 1, byte_buffer => \$byte_buffer);
if ($char_stream) {
$buffer->{buffer} = $byte_buffer;
$self->{parse_error}->(level => $self->{must_level}, type => 'sniffing:chardet', ## TODO: type name
value => $charset_name,
level => $self->{info_level},
line => 1, column => 1);
$self->{confident} = 0;
last SNIFFING;
}
}
## Step 7: default
## TODO: Make this configurable.
$charset = Message::Charset::Info->get_by_iana_name ('windows-1252');
## NOTE: We choose |windows-1252| here, since |utf-8| should be
## detectable in the step 6.
require Whatpm::Charset::DecodeHandle;
$buffer = Whatpm::Charset::DecodeHandle::ByteBuffer->new
($byte_stream);
($char_stream, $e_status)
= $charset->get_decode_handle ($buffer,
allow_error_reporting => 1,
allow_fallback => 1,
byte_buffer => \$byte_buffer);
$buffer->{buffer} = $byte_buffer;
$self->{parse_error}->(level => $self->{must_level}, type => 'sniffing:default', ## TODO: type name
value => 'windows-1252',
level => $self->{info_level},
line => 1, column => 1);
$self->{confident} = 0;
} # SNIFFING
$self->{input_encoding} = $charset->get_iana_name;
if ($e_status & Message::Charset::Info::FALLBACK_ENCODING_IMPL ()) {
$self->{parse_error}->(level => $self->{must_level}, type => 'chardecode:fallback', ## TODO: type name
value => $self->{input_encoding},
level => $self->{unsupported_level},
line => 1, column => 1);
} elsif (not ($e_status &
Message::Charset::Info::ERROR_REPORTING_ENCODING_IMPL())) {
$self->{parse_error}->(level => $self->{must_level}, type => 'chardecode:no error', ## TODO: type name
value => $self->{input_encoding},
level => $self->{unsupported_level},
line => 1, column => 1);
}
$self->{change_encoding} = sub {
my $self = shift;
$charset_name = shift;
my $token = shift;
$charset = Message::Charset::Info->get_by_iana_name ($charset_name);
($char_stream, $e_status) = $charset->get_decode_handle
($byte_stream, allow_error_reporting => 1, allow_fallback => 1,
byte_buffer => \ $buffer->{buffer});
if ($char_stream) { # if supported
## "Change the encoding" algorithm:
## Step 1
if ($charset->{iana_names}->{'utf-16'}) { ## ISSUE: UTF-16BE -> UTF-8? UTF-16LE -> UTF-8?
$charset = Message::Charset::Info->get_by_iana_name ('utf-8');
($char_stream, $e_status) = $charset->get_decode_handle
($byte_stream,
byte_buffer => \ $buffer->{buffer});
}
$charset_name = $charset->get_iana_name;
## Step 2
if (defined $self->{input_encoding} and
$self->{input_encoding} eq $charset_name) {
$self->{parse_error}->(level => $self->{must_level}, type => 'charset label:matching', ## TODO: type
value => $charset_name,
level => $self->{info_level});
$self->{confident} = 1;
return;
}
$self->{parse_error}->(level => $self->{must_level}, type => 'charset label detected:'.$self->{input_encoding}.
':'.$charset_name, level => 'w', token => $token);
## Step 3
# if (can) {
## change the encoding on the fly.
#$self->{confident} = 1;
#return;
# }
## Step 4
throw Whatpm::HTML::RestartParser ();
}
}; # $self->{change_encoding}
my $char_onerror = sub {
my (undef, $type, %opt) = @_;
$self->{parse_error}->(level => $self->{must_level}, %opt, type => $type,
line => $self->{line}, column => $self->{column} + 1);
if ($opt{octets}) {
${$opt{octets}} = "\x{FFFD}"; # relacement character
}
};
$char_stream->onerror ($char_onerror);
my @args = @_; shift @args; # $s
my $return;
try {
$return = $self->parse_char_stream ($char_stream, @args);
} catch Whatpm::HTML::RestartParser with {
## NOTE: Invoked after {change_encoding}.
$self->{input_encoding} = $charset->get_iana_name;
if ($e_status & Message::Charset::Info::FALLBACK_ENCODING_IMPL ()) {
$self->{parse_error}->(level => $self->{must_level}, type => 'chardecode:fallback', ## TODO: type name
value => $self->{input_encoding},
level => $self->{unsupported_level},
line => 1, column => 1);
} elsif (not ($e_status &
Message::Charset::Info::ERROR_REPORTING_ENCODING_IMPL())) {
$self->{parse_error}->(level => $self->{must_level}, type => 'chardecode:no error', ## TODO: type name
value => $self->{input_encoding},
level => $self->{unsupported_level},
line => 1, column => 1);
}
$self->{confident} = 1;
$char_stream->onerror ($char_onerror);
$return = $self->parse_char_stream ($char_stream, @args);
};
return $return;
} # parse_byte_stream
## NOTE: HTML5 spec says that the encoding layer MUST NOT strip BOM
## and the HTML layer MUST ignore it. However, we does strip BOM in
## the encoding layer and the HTML layer does not ignore any U+FEFF,
## because the core part of our HTML parser expects a string of character,
## not a string of bytes or code units or anything which might contain a BOM.
## Therefore, any parser interface that accepts a string of bytes,
## such as |parse_byte_string| in this module, must ensure that it does
## strip the BOM and never strip any ZWNBSP.
sub parse_char_string ($$$;$) {
my $self = shift;
require utf8;
my $s = ref $_[0] ? $_[0] : \($_[0]);
open my $input, '<' . (utf8::is_utf8 ($$s) ? ':utf8' : ''), $s;
return $self->parse_char_stream ($input, @_[1..$#_]);
} # parse_char_string
*parse_string = \&parse_char_string;
sub parse_char_stream ($$$;$) {
my $self = ref $_[0] ? shift : shift->new;
my $input = $_[0];
$self->{document} = $_[1];
@{$self->{document}->child_nodes} = ();
## NOTE: |set_inner_html| copies most of this method's code
$self->{confident} = 1 unless exists $self->{confident};
$self->{document}->input_encoding ($self->{input_encoding})
if defined $self->{input_encoding};
my $i = 0;
$self->{line_prev} = $self->{line} = 1;
$self->{column_prev} = $self->{column} = 0;
$self->{set_next_char} = sub {
my $self = shift;
pop @{$self->{prev_char}};
unshift @{$self->{prev_char}}, $self->{next_char};
my $char;
if (defined $self->{next_next_char}) {
$char = $self->{next_next_char};
delete $self->{next_next_char};
} else {
$char = $input->getc;
}
$self->{next_char} = -1 and return unless defined $char;
$self->{next_char} = ord $char;
($self->{line_prev}, $self->{column_prev})
= ($self->{line}, $self->{column});
$self->{column}++;
if ($self->{next_char} == 0x000A) { # LF
$self->{line}++;
$self->{column} = 0;
} elsif ($self->{next_char} == 0x000D) { # CR
my $next = $input->getc;
if (defined $next and $next ne "\x0A") {
$self->{next_next_char} = $next;
}
$self->{next_char} = 0x000A; # LF # MUST
$self->{line}++;
$self->{column} = 0;
} elsif ($self->{next_char} > 0x10FFFF) {
$self->{next_char} = 0xFFFD; # REPLACEMENT CHARACTER # MUST
} elsif ($self->{next_char} == 0x0000) { # NULL
$self->{parse_error}->(level => $self->{must_level}, type => 'NULL');
$self->{next_char} = 0xFFFD; # REPLACEMENT CHARACTER # MUST
} elsif ($self->{next_char} <= 0x0008 or
(0x000E <= $self->{next_char} and $self->{next_char} <= 0x001F) or
(0x007F <= $self->{next_char} and $self->{next_char} <= 0x009F) or
(0xD800 <= $self->{next_char} and $self->{next_char} <= 0xDFFF) or
(0xFDD0 <= $self->{next_char} and $self->{next_char} <= 0xFDDF) or
{
0xFFFE => 1, 0xFFFF => 1, 0x1FFFE => 1, 0x1FFFF => 1,
0x2FFFE => 1, 0x2FFFF => 1, 0x3FFFE => 1, 0x3FFFF => 1,
0x4FFFE => 1, 0x4FFFF => 1, 0x5FFFE => 1, 0x5FFFF => 1,
0x6FFFE => 1, 0x6FFFF => 1, 0x7FFFE => 1, 0x7FFFF => 1,
0x8FFFE => 1, 0x8FFFF => 1, 0x9FFFE => 1, 0x9FFFF => 1,
0xAFFFE => 1, 0xAFFFF => 1, 0xBFFFE => 1, 0xBFFFF => 1,
0xCFFFE => 1, 0xCFFFF => 1, 0xDFFFE => 1, 0xDFFFF => 1,
0xEFFFE => 1, 0xEFFFF => 1, 0xFFFFE => 1, 0xFFFFF => 1,
0x10FFFE => 1, 0x10FFFF => 1,
}->{$self->{next_char}}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'control char', level => $self->{must_level});
## TODO: error type documentation
}
};
$self->{prev_char} = [-1, -1, -1];
$self->{next_char} = -1;
my $onerror = $_[2] || sub {
my (%opt) = @_;
my $line = $opt{token} ? $opt{token}->{line} : $opt{line};
my $column = $opt{token} ? $opt{token}->{column} : $opt{column};
warn "Parse error ($opt{type}) at line $line column $column\n";
};
$self->{parse_error} = sub {
$onerror->(line => $self->{line}, column => $self->{column}, @_);
};
$self->_initialize_tokenizer;
$self->_initialize_tree_constructor;
$self->_construct_tree;
$self->_terminate_tree_constructor;
delete $self->{parse_error}; # remove loop
return $self->{document};
} # parse_char_stream
sub new ($) {
my $class = shift;
my $self = bless {
must_level => 'm',
should_level => 's',
good_level => 'w',
warn_level => 'w',
info_level => 'i',
unsupported_level => 'u',
}, $class;
$self->{set_next_char} = sub {
$self->{next_char} = -1;
};
$self->{parse_error} = sub {
#
};
$self->{change_encoding} = sub {
# if ($_[0] is a supported encoding) {
# run "change the encoding" algorithm;
# throw Whatpm::HTML::RestartParser (charset => $new_encoding);
# }
};
$self->{application_cache_selection} = sub {
#
};
return $self;
} # new
sub CM_ENTITY () { 0b001 } # & markup in data
sub CM_LIMITED_MARKUP () { 0b010 } # < markup in data (limited)
sub CM_FULL_MARKUP () { 0b100 } # < markup in data (any)
sub PLAINTEXT_CONTENT_MODEL () { 0 }
sub CDATA_CONTENT_MODEL () { CM_LIMITED_MARKUP }
sub RCDATA_CONTENT_MODEL () { CM_ENTITY | CM_LIMITED_MARKUP }
sub PCDATA_CONTENT_MODEL () { CM_ENTITY | CM_FULL_MARKUP }
sub DATA_STATE () { 0 }
sub ENTITY_DATA_STATE () { 1 }
sub TAG_OPEN_STATE () { 2 }
sub CLOSE_TAG_OPEN_STATE () { 3 }
sub TAG_NAME_STATE () { 4 }
sub BEFORE_ATTRIBUTE_NAME_STATE () { 5 }
sub ATTRIBUTE_NAME_STATE () { 6 }
sub AFTER_ATTRIBUTE_NAME_STATE () { 7 }
sub BEFORE_ATTRIBUTE_VALUE_STATE () { 8 }
sub ATTRIBUTE_VALUE_DOUBLE_QUOTED_STATE () { 9 }
sub ATTRIBUTE_VALUE_SINGLE_QUOTED_STATE () { 10 }
sub ATTRIBUTE_VALUE_UNQUOTED_STATE () { 11 }
sub ENTITY_IN_ATTRIBUTE_VALUE_STATE () { 12 }
sub MARKUP_DECLARATION_OPEN_STATE () { 13 }
sub COMMENT_START_STATE () { 14 }
sub COMMENT_START_DASH_STATE () { 15 }
sub COMMENT_STATE () { 16 }
sub COMMENT_END_STATE () { 17 }
sub COMMENT_END_DASH_STATE () { 18 }
sub BOGUS_COMMENT_STATE () { 19 }
sub DOCTYPE_STATE () { 20 }
sub BEFORE_DOCTYPE_NAME_STATE () { 21 }
sub DOCTYPE_NAME_STATE () { 22 }
sub AFTER_DOCTYPE_NAME_STATE () { 23 }
sub BEFORE_DOCTYPE_PUBLIC_IDENTIFIER_STATE () { 24 }
sub DOCTYPE_PUBLIC_IDENTIFIER_DOUBLE_QUOTED_STATE () { 25 }
sub DOCTYPE_PUBLIC_IDENTIFIER_SINGLE_QUOTED_STATE () { 26 }
sub AFTER_DOCTYPE_PUBLIC_IDENTIFIER_STATE () { 27 }
sub BEFORE_DOCTYPE_SYSTEM_IDENTIFIER_STATE () { 28 }
sub DOCTYPE_SYSTEM_IDENTIFIER_DOUBLE_QUOTED_STATE () { 29 }
sub DOCTYPE_SYSTEM_IDENTIFIER_SINGLE_QUOTED_STATE () { 30 }
sub AFTER_DOCTYPE_SYSTEM_IDENTIFIER_STATE () { 31 }
sub BOGUS_DOCTYPE_STATE () { 32 }
sub AFTER_ATTRIBUTE_VALUE_QUOTED_STATE () { 33 }
sub SELF_CLOSING_START_TAG_STATE () { 34 }
sub CDATA_BLOCK_STATE () { 35 }
sub DOCTYPE_TOKEN () { 1 }
sub COMMENT_TOKEN () { 2 }
sub START_TAG_TOKEN () { 3 }
sub END_TAG_TOKEN () { 4 }
sub END_OF_FILE_TOKEN () { 5 }
sub CHARACTER_TOKEN () { 6 }
sub AFTER_HTML_IMS () { 0b100 }
sub HEAD_IMS () { 0b1000 }
sub BODY_IMS () { 0b10000 }
sub BODY_TABLE_IMS () { 0b100000 }
sub TABLE_IMS () { 0b1000000 }
sub ROW_IMS () { 0b10000000 }
sub BODY_AFTER_IMS () { 0b100000000 }
sub FRAME_IMS () { 0b1000000000 }
sub SELECT_IMS () { 0b10000000000 }
sub IN_FOREIGN_CONTENT_IM () { 0b100000000000 }
## NOTE: "in foreign content" insertion mode is special; it is combined
## with the secondary insertion mode. In this parser, they are stored
## together in the bit-or'ed form.
## NOTE: "initial" and "before html" insertion modes have no constants.
## NOTE: "after after body" insertion mode.
sub AFTER_HTML_BODY_IM () { AFTER_HTML_IMS | BODY_AFTER_IMS }
## NOTE: "after after frameset" insertion mode.
sub AFTER_HTML_FRAMESET_IM () { AFTER_HTML_IMS | FRAME_IMS }
sub IN_HEAD_IM () { HEAD_IMS | 0b00 }
sub IN_HEAD_NOSCRIPT_IM () { HEAD_IMS | 0b01 }
sub AFTER_HEAD_IM () { HEAD_IMS | 0b10 }
sub BEFORE_HEAD_IM () { HEAD_IMS | 0b11 }
sub IN_BODY_IM () { BODY_IMS }
sub IN_CELL_IM () { BODY_IMS | BODY_TABLE_IMS | 0b01 }
sub IN_CAPTION_IM () { BODY_IMS | BODY_TABLE_IMS | 0b10 }
sub IN_ROW_IM () { TABLE_IMS | ROW_IMS | 0b01 }
sub IN_TABLE_BODY_IM () { TABLE_IMS | ROW_IMS | 0b10 }
sub IN_TABLE_IM () { TABLE_IMS }
sub AFTER_BODY_IM () { BODY_AFTER_IMS }
sub IN_FRAMESET_IM () { FRAME_IMS | 0b01 }
sub AFTER_FRAMESET_IM () { FRAME_IMS | 0b10 }
sub IN_SELECT_IM () { SELECT_IMS | 0b01 }
sub IN_SELECT_IN_TABLE_IM () { SELECT_IMS | 0b10 }
sub IN_COLUMN_GROUP_IM () { 0b10 }
## Implementations MUST act as if state machine in the spec
sub _initialize_tokenizer ($) {
my $self = shift;
$self->{state} = DATA_STATE; # MUST
$self->{content_model} = PCDATA_CONTENT_MODEL; # be
undef $self->{current_token}; # start tag, end tag, comment, or DOCTYPE
undef $self->{current_attribute};
undef $self->{last_emitted_start_tag_name};
undef $self->{last_attribute_value_state};
delete $self->{self_closing};
$self->{char} = [];
# $self->{next_char}
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
$self->{token} = [];
# $self->{escape}
} # _initialize_tokenizer
## A token has:
## ->{type} == DOCTYPE_TOKEN, START_TAG_TOKEN, END_TAG_TOKEN, COMMENT_TOKEN,
## CHARACTER_TOKEN, or END_OF_FILE_TOKEN
## ->{name} (DOCTYPE_TOKEN)
## ->{tag_name} (START_TAG_TOKEN, END_TAG_TOKEN)
## ->{public_identifier} (DOCTYPE_TOKEN)
## ->{system_identifier} (DOCTYPE_TOKEN)
## ->{quirks} == 1 or 0 (DOCTYPE_TOKEN): "force-quirks" flag
## ->{attributes} isa HASH (START_TAG_TOKEN, END_TAG_TOKEN)
## ->{name}
## ->{value}
## ->{has_reference} == 1 or 0
## ->{data} (COMMENT_TOKEN, CHARACTER_TOKEN)
## NOTE: The "self-closing flag" is hold as |$self->{self_closing}|.
## |->{self_closing}| is used to save the value of |$self->{self_closing}|
## while the token is pushed back to the stack.
## ISSUE: "When a DOCTYPE token is created, its
## self-closing flag must be unset (its other state is that it
## be set), and its attributes list must be empty.": Wrong subject?
## Emitted token MUST immediately be handled by the tree construction state.
## Before each step, UA MAY check to see if either one of the scripts in
## "list of scripts that will execute as soon as possible" or the first
## script in the "list of scripts that will execute asynchronously",
## has completed loading. If one has, then it MUST be executed
## and removed from the list.
## NOTE: HTML5 "Writing HTML documents" section, applied to
## documents and not to user agents and conformance checkers,
## contains some requirements that are not detected by the
## parsing algorithm:
## - Some requirements on character encoding declarations. ## TODO
## - "Elements MUST NOT contain content that their content model disallows."
## ... Some are parse error, some are not (will be reported by c.c.).
## - Polytheistic slash SHOULD NOT be used. (Applied only to atheists.) ## TODO
## - Text (in elements, attributes, and comments) SHOULD NOT contain
## control characters other than space characters. ## TODO: (what is control character? C0, C1 and DEL? Unicode control character?)
## TODO: HTML5 poses authors two SHOULD-level requirements that cannot
## be detected by the HTML5 parsing algorithm:
## - Text,
sub _get_next_token ($) {
my $self = shift;
if ($self->{self_closing}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'nestc', token => $self->{current_token});
## NOTE: The |self_closing| flag is only set by start tag token.
## In addition, when a start tag token is emitted, it is always set to
## |current_token|.
delete $self->{self_closing};
}
if (@{$self->{token}}) {
$self->{self_closing} = $self->{token}->[0]->{self_closing};
return shift @{$self->{token}};
}
A: {
if ($self->{state} == DATA_STATE) {
if ($self->{next_char} == 0x0026) { # &
if ($self->{content_model} & CM_ENTITY and # PCDATA | RCDATA
not $self->{escape}) {
$self->{state} = ENTITY_DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} else {
#
}
} elsif ($self->{next_char} == 0x002D) { # -
if ($self->{content_model} & CM_LIMITED_MARKUP) { # RCDATA | CDATA
unless ($self->{escape}) {
if ($self->{prev_char}->[0] == 0x002D and # -
$self->{prev_char}->[1] == 0x0021 and # !
$self->{prev_char}->[2] == 0x003C) { # <
$self->{escape} = 1;
} else {
}
} else {
}
}
#
} elsif ($self->{next_char} == 0x003C) { # <
if ($self->{content_model} & CM_FULL_MARKUP or # PCDATA
(($self->{content_model} & CM_LIMITED_MARKUP) and # CDATA | RCDATA
not $self->{escape})) {
$self->{state} = TAG_OPEN_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} else {
#
}
} elsif ($self->{next_char} == 0x003E) { # >
if ($self->{escape} and
($self->{content_model} & CM_LIMITED_MARKUP)) { # RCDATA | CDATA
if ($self->{prev_char}->[0] == 0x002D and # -
$self->{prev_char}->[1] == 0x002D) { # -
delete $self->{escape};
} else {
}
} else {
}
#
} elsif ($self->{next_char} == -1) {
return ({type => END_OF_FILE_TOKEN,
line => $self->{line}, column => $self->{column}});
last A; ## TODO: ok?
} else {
}
# Anything else
my $token = {type => CHARACTER_TOKEN,
data => chr $self->{next_char},
line => $self->{line}, column => $self->{column},
};
## Stay in the data state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
return ($token);
redo A;
} elsif ($self->{state} == ENTITY_DATA_STATE) {
## (cannot happen in CDATA state)
my ($l, $c) = ($self->{line_prev}, $self->{column_prev});
my $token = $self->_tokenize_attempt_to_consume_an_entity (0, -1);
$self->{state} = DATA_STATE;
# next-input-character is already done
unless (defined $token) {
return ({type => CHARACTER_TOKEN, data => '&',
line => $l, column => $c,
});
} else {
return ($token);
}
redo A;
} elsif ($self->{state} == TAG_OPEN_STATE) {
if ($self->{content_model} & CM_LIMITED_MARKUP) { # RCDATA | CDATA
if ($self->{next_char} == 0x002F) { # /
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
$self->{state} = CLOSE_TAG_OPEN_STATE;
redo A;
} else {
## reconsume
$self->{state} = DATA_STATE;
return ({type => CHARACTER_TOKEN, data => '<',
line => $self->{line_prev},
column => $self->{column_prev},
});
redo A;
}
} elsif ($self->{content_model} & CM_FULL_MARKUP) { # PCDATA
if ($self->{next_char} == 0x0021) { # !
$self->{state} = MARKUP_DECLARATION_OPEN_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x002F) { # /
$self->{state} = CLOSE_TAG_OPEN_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif (0x0041 <= $self->{next_char} and
$self->{next_char} <= 0x005A) { # A..Z
$self->{current_token}
= {type => START_TAG_TOKEN,
tag_name => chr ($self->{next_char} + 0x0020),
line => $self->{line_prev},
column => $self->{column_prev}};
$self->{state} = TAG_NAME_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif (0x0061 <= $self->{next_char} and
$self->{next_char} <= 0x007A) { # a..z
$self->{current_token} = {type => START_TAG_TOKEN,
tag_name => chr ($self->{next_char}),
line => $self->{line_prev},
column => $self->{column_prev}};
$self->{state} = TAG_NAME_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003E) { # >
$self->{parse_error}->(level => $self->{must_level}, type => 'empty start tag',
line => $self->{line_prev},
column => $self->{column_prev});
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
return ({type => CHARACTER_TOKEN, data => '<>',
line => $self->{line_prev},
column => $self->{column_prev},
});
redo A;
} elsif ($self->{next_char} == 0x003F) { # ?
$self->{parse_error}->(level => $self->{must_level}, type => 'pio',
line => $self->{line_prev},
column => $self->{column_prev});
$self->{state} = BOGUS_COMMENT_STATE;
$self->{current_token} = {type => COMMENT_TOKEN, data => '',
line => $self->{line_prev},
column => $self->{column_prev},
};
## $self->{next_char} is intentionally left as is
redo A;
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'bare stago',
line => $self->{line_prev},
column => $self->{column_prev});
$self->{state} = DATA_STATE;
## reconsume
return ({type => CHARACTER_TOKEN, data => '<',
line => $self->{line_prev},
column => $self->{column_prev},
});
redo A;
}
} else {
die "$0: $self->{content_model} in tag open";
}
} elsif ($self->{state} == CLOSE_TAG_OPEN_STATE) {
my ($l, $c) = ($self->{line_prev}, $self->{column_prev} - 1); # "<"of"{content_model} & CM_LIMITED_MARKUP) { # RCDATA | CDATA
if (defined $self->{last_emitted_start_tag_name}) {
## NOTE:
my @next_char;
TAGNAME: for (my $i = 0; $i < length $self->{last_emitted_start_tag_name}; $i++) {
push @next_char, $self->{next_char};
my $c = ord substr ($self->{last_emitted_start_tag_name}, $i, 1);
my $C = 0x0061 <= $c && $c <= 0x007A ? $c - 0x0020 : $c;
if ($self->{next_char} == $c or $self->{next_char} == $C) {
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
next TAGNAME;
} else {
$self->{next_char} = shift @next_char; # reconsume
unshift @{$self->{char}}, (@next_char);
$self->{state} = DATA_STATE;
return ({type => CHARACTER_TOKEN, data => ' $l, column => $c,
});
redo A;
}
}
push @next_char, $self->{next_char};
unless ($self->{next_char} == 0x0009 or # HT
$self->{next_char} == 0x000A or # LF
$self->{next_char} == 0x000B or # VT
$self->{next_char} == 0x000C or # FF
$self->{next_char} == 0x0020 or # SP
$self->{next_char} == 0x003E or # >
$self->{next_char} == 0x002F or # /
$self->{next_char} == -1) {
$self->{next_char} = shift @next_char; # reconsume
unshift @{$self->{char}}, (@next_char);
$self->{state} = DATA_STATE;
return ({type => CHARACTER_TOKEN, data => ' $l, column => $c,
});
redo A;
} else {
$self->{next_char} = shift @next_char;
unshift @{$self->{char}}, (@next_char);
# and consume...
}
} else {
## No start tag token has ever been emitted
# next-input-character is already done
$self->{state} = DATA_STATE;
return ({type => CHARACTER_TOKEN, data => ' $l, column => $c,
});
redo A;
}
}
if (0x0041 <= $self->{next_char} and
$self->{next_char} <= 0x005A) { # A..Z
$self->{current_token}
= {type => END_TAG_TOKEN,
tag_name => chr ($self->{next_char} + 0x0020),
line => $l, column => $c};
$self->{state} = TAG_NAME_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif (0x0061 <= $self->{next_char} and
$self->{next_char} <= 0x007A) { # a..z
$self->{current_token} = {type => END_TAG_TOKEN,
tag_name => chr ($self->{next_char}),
line => $l, column => $c};
$self->{state} = TAG_NAME_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003E) { # >
$self->{parse_error}->(level => $self->{must_level}, type => 'empty end tag',
line => $self->{line_prev}, ## "<" in ""
column => $self->{column_prev} - 1);
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'bare etago');
$self->{state} = DATA_STATE;
# reconsume
return ({type => CHARACTER_TOKEN, data => ' $l, column => $c,
});
redo A;
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'bogus end tag');
$self->{state} = BOGUS_COMMENT_STATE;
$self->{current_token} = {type => COMMENT_TOKEN, data => '',
line => $self->{line_prev}, # "<" of " $self->{column_prev} - 1,
};
## $self->{next_char} is intentionally left as is
redo A;
}
} elsif ($self->{state} == TAG_NAME_STATE) {
if ($self->{next_char} == 0x0009 or # HT
$self->{next_char} == 0x000A or # LF
$self->{next_char} == 0x000B or # VT
$self->{next_char} == 0x000C or # FF
$self->{next_char} == 0x0020) { # SP
$self->{state} = BEFORE_ATTRIBUTE_NAME_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003E) { # >
if ($self->{current_token}->{type} == START_TAG_TOKEN) {
$self->{last_emitted_start_tag_name} = $self->{current_token}->{tag_name};
} elsif ($self->{current_token}->{type} == END_TAG_TOKEN) {
$self->{content_model} = PCDATA_CONTENT_MODEL; # MUST
#if ($self->{current_token}->{attributes}) {
# ## NOTE: This should never be reached.
# !!! cp (36);
# !!! parse-error (type => 'end tag attribute');
#} else {
#}
} else {
die "$0: $self->{current_token}->{type}: Unknown token type";
}
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
return ($self->{current_token}); # start tag or end tag
redo A;
} elsif (0x0041 <= $self->{next_char} and
$self->{next_char} <= 0x005A) { # A..Z
$self->{current_token}->{tag_name} .= chr ($self->{next_char} + 0x0020);
# start tag or end tag
## Stay in this state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed tag');
if ($self->{current_token}->{type} == START_TAG_TOKEN) {
$self->{last_emitted_start_tag_name} = $self->{current_token}->{tag_name};
} elsif ($self->{current_token}->{type} == END_TAG_TOKEN) {
$self->{content_model} = PCDATA_CONTENT_MODEL; # MUST
#if ($self->{current_token}->{attributes}) {
# ## NOTE: This state should never be reached.
# !!! cp (40);
# !!! parse-error (type => 'end tag attribute');
#} else {
#}
} else {
die "$0: $self->{current_token}->{type}: Unknown token type";
}
$self->{state} = DATA_STATE;
# reconsume
return ($self->{current_token}); # start tag or end tag
redo A;
} elsif ($self->{next_char} == 0x002F) { # /
$self->{state} = SELF_CLOSING_START_TAG_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} else {
$self->{current_token}->{tag_name} .= chr $self->{next_char};
# start tag or end tag
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == BEFORE_ATTRIBUTE_NAME_STATE) {
if ($self->{next_char} == 0x0009 or # HT
$self->{next_char} == 0x000A or # LF
$self->{next_char} == 0x000B or # VT
$self->{next_char} == 0x000C or # FF
$self->{next_char} == 0x0020) { # SP
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003E) { # >
if ($self->{current_token}->{type} == START_TAG_TOKEN) {
$self->{last_emitted_start_tag_name} = $self->{current_token}->{tag_name};
} elsif ($self->{current_token}->{type} == END_TAG_TOKEN) {
$self->{content_model} = PCDATA_CONTENT_MODEL; # MUST
if ($self->{current_token}->{attributes}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'end tag attribute');
} else {
}
} else {
die "$0: $self->{current_token}->{type}: Unknown token type";
}
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
return ($self->{current_token}); # start tag or end tag
redo A;
} elsif (0x0041 <= $self->{next_char} and
$self->{next_char} <= 0x005A) { # A..Z
$self->{current_attribute}
= {name => chr ($self->{next_char} + 0x0020),
value => '',
line => $self->{line}, column => $self->{column}};
$self->{state} = ATTRIBUTE_NAME_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x002F) { # /
$self->{state} = SELF_CLOSING_START_TAG_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed tag');
if ($self->{current_token}->{type} == START_TAG_TOKEN) {
$self->{last_emitted_start_tag_name} = $self->{current_token}->{tag_name};
} elsif ($self->{current_token}->{type} == END_TAG_TOKEN) {
$self->{content_model} = PCDATA_CONTENT_MODEL; # MUST
if ($self->{current_token}->{attributes}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'end tag attribute');
} else {
}
} else {
die "$0: $self->{current_token}->{type}: Unknown token type";
}
$self->{state} = DATA_STATE;
# reconsume
return ($self->{current_token}); # start tag or end tag
redo A;
} else {
if ({
0x0022 => 1, # "
0x0027 => 1, # '
0x003D => 1, # =
}->{$self->{next_char}}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'bad attribute name');
} else {
}
$self->{current_attribute}
= {name => chr ($self->{next_char}),
value => '',
line => $self->{line}, column => $self->{column}};
$self->{state} = ATTRIBUTE_NAME_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == ATTRIBUTE_NAME_STATE) {
my $before_leave = sub {
if (exists $self->{current_token}->{attributes} # start tag or end tag
->{$self->{current_attribute}->{name}}) { # MUST
$self->{parse_error}->(level => $self->{must_level}, type => 'duplicate attribute:'.$self->{current_attribute}->{name}, line => $self->{current_attribute}->{line}, column => $self->{current_attribute}->{column});
## Discard $self->{current_attribute} # MUST
} else {
$self->{current_token}->{attributes}->{$self->{current_attribute}->{name}}
= $self->{current_attribute};
}
}; # $before_leave
if ($self->{next_char} == 0x0009 or # HT
$self->{next_char} == 0x000A or # LF
$self->{next_char} == 0x000B or # VT
$self->{next_char} == 0x000C or # FF
$self->{next_char} == 0x0020) { # SP
$before_leave->();
$self->{state} = AFTER_ATTRIBUTE_NAME_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003D) { # =
$before_leave->();
$self->{state} = BEFORE_ATTRIBUTE_VALUE_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003E) { # >
$before_leave->();
if ($self->{current_token}->{type} == START_TAG_TOKEN) {
$self->{last_emitted_start_tag_name} = $self->{current_token}->{tag_name};
} elsif ($self->{current_token}->{type} == END_TAG_TOKEN) {
$self->{content_model} = PCDATA_CONTENT_MODEL; # MUST
if ($self->{current_token}->{attributes}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'end tag attribute');
}
} else {
die "$0: $self->{current_token}->{type}: Unknown token type";
}
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
return ($self->{current_token}); # start tag or end tag
redo A;
} elsif (0x0041 <= $self->{next_char} and
$self->{next_char} <= 0x005A) { # A..Z
$self->{current_attribute}->{name} .= chr ($self->{next_char} + 0x0020);
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x002F) { # /
$before_leave->();
$self->{state} = SELF_CLOSING_START_TAG_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed tag');
$before_leave->();
if ($self->{current_token}->{type} == START_TAG_TOKEN) {
$self->{last_emitted_start_tag_name} = $self->{current_token}->{tag_name};
} elsif ($self->{current_token}->{type} == END_TAG_TOKEN) {
$self->{content_model} = PCDATA_CONTENT_MODEL; # MUST
if ($self->{current_token}->{attributes}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'end tag attribute');
} else {
## NOTE: This state should never be reached.
}
} else {
die "$0: $self->{current_token}->{type}: Unknown token type";
}
$self->{state} = DATA_STATE;
# reconsume
return ($self->{current_token}); # start tag or end tag
redo A;
} else {
if ($self->{next_char} == 0x0022 or # "
$self->{next_char} == 0x0027) { # '
$self->{parse_error}->(level => $self->{must_level}, type => 'bad attribute name');
} else {
}
$self->{current_attribute}->{name} .= chr ($self->{next_char});
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == AFTER_ATTRIBUTE_NAME_STATE) {
if ($self->{next_char} == 0x0009 or # HT
$self->{next_char} == 0x000A or # LF
$self->{next_char} == 0x000B or # VT
$self->{next_char} == 0x000C or # FF
$self->{next_char} == 0x0020) { # SP
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003D) { # =
$self->{state} = BEFORE_ATTRIBUTE_VALUE_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003E) { # >
if ($self->{current_token}->{type} == START_TAG_TOKEN) {
$self->{last_emitted_start_tag_name} = $self->{current_token}->{tag_name};
} elsif ($self->{current_token}->{type} == END_TAG_TOKEN) {
$self->{content_model} = PCDATA_CONTENT_MODEL; # MUST
if ($self->{current_token}->{attributes}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'end tag attribute');
} else {
## NOTE: This state should never be reached.
}
} else {
die "$0: $self->{current_token}->{type}: Unknown token type";
}
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
return ($self->{current_token}); # start tag or end tag
redo A;
} elsif (0x0041 <= $self->{next_char} and
$self->{next_char} <= 0x005A) { # A..Z
$self->{current_attribute}
= {name => chr ($self->{next_char} + 0x0020),
value => '',
line => $self->{line}, column => $self->{column}};
$self->{state} = ATTRIBUTE_NAME_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x002F) { # /
$self->{state} = SELF_CLOSING_START_TAG_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed tag');
if ($self->{current_token}->{type} == START_TAG_TOKEN) {
$self->{last_emitted_start_tag_name} = $self->{current_token}->{tag_name};
} elsif ($self->{current_token}->{type} == END_TAG_TOKEN) {
$self->{content_model} = PCDATA_CONTENT_MODEL; # MUST
if ($self->{current_token}->{attributes}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'end tag attribute');
} else {
## NOTE: This state should never be reached.
}
} else {
die "$0: $self->{current_token}->{type}: Unknown token type";
}
$self->{state} = DATA_STATE;
# reconsume
return ($self->{current_token}); # start tag or end tag
redo A;
} else {
$self->{current_attribute}
= {name => chr ($self->{next_char}),
value => '',
line => $self->{line}, column => $self->{column}};
$self->{state} = ATTRIBUTE_NAME_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == BEFORE_ATTRIBUTE_VALUE_STATE) {
if ($self->{next_char} == 0x0009 or # HT
$self->{next_char} == 0x000A or # LF
$self->{next_char} == 0x000B or # VT
$self->{next_char} == 0x000C or # FF
$self->{next_char} == 0x0020) { # SP
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x0022) { # "
$self->{state} = ATTRIBUTE_VALUE_DOUBLE_QUOTED_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x0026) { # &
$self->{state} = ATTRIBUTE_VALUE_UNQUOTED_STATE;
## reconsume
redo A;
} elsif ($self->{next_char} == 0x0027) { # '
$self->{state} = ATTRIBUTE_VALUE_SINGLE_QUOTED_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003E) { # >
if ($self->{current_token}->{type} == START_TAG_TOKEN) {
$self->{last_emitted_start_tag_name} = $self->{current_token}->{tag_name};
} elsif ($self->{current_token}->{type} == END_TAG_TOKEN) {
$self->{content_model} = PCDATA_CONTENT_MODEL; # MUST
if ($self->{current_token}->{attributes}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'end tag attribute');
} else {
## NOTE: This state should never be reached.
}
} else {
die "$0: $self->{current_token}->{type}: Unknown token type";
}
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
return ($self->{current_token}); # start tag or end tag
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed tag');
if ($self->{current_token}->{type} == START_TAG_TOKEN) {
$self->{last_emitted_start_tag_name} = $self->{current_token}->{tag_name};
} elsif ($self->{current_token}->{type} == END_TAG_TOKEN) {
$self->{content_model} = PCDATA_CONTENT_MODEL; # MUST
if ($self->{current_token}->{attributes}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'end tag attribute');
} else {
## NOTE: This state should never be reached.
}
} else {
die "$0: $self->{current_token}->{type}: Unknown token type";
}
$self->{state} = DATA_STATE;
## reconsume
return ($self->{current_token}); # start tag or end tag
redo A;
} else {
if ($self->{next_char} == 0x003D) { # =
$self->{parse_error}->(level => $self->{must_level}, type => 'bad attribute value');
} else {
}
$self->{current_attribute}->{value} .= chr ($self->{next_char});
$self->{state} = ATTRIBUTE_VALUE_UNQUOTED_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == ATTRIBUTE_VALUE_DOUBLE_QUOTED_STATE) {
if ($self->{next_char} == 0x0022) { # "
$self->{state} = AFTER_ATTRIBUTE_VALUE_QUOTED_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x0026) { # &
$self->{last_attribute_value_state} = $self->{state};
$self->{state} = ENTITY_IN_ATTRIBUTE_VALUE_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed attribute value');
if ($self->{current_token}->{type} == START_TAG_TOKEN) {
$self->{last_emitted_start_tag_name} = $self->{current_token}->{tag_name};
} elsif ($self->{current_token}->{type} == END_TAG_TOKEN) {
$self->{content_model} = PCDATA_CONTENT_MODEL; # MUST
if ($self->{current_token}->{attributes}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'end tag attribute');
} else {
## NOTE: This state should never be reached.
}
} else {
die "$0: $self->{current_token}->{type}: Unknown token type";
}
$self->{state} = DATA_STATE;
## reconsume
return ($self->{current_token}); # start tag or end tag
redo A;
} else {
$self->{current_attribute}->{value} .= chr ($self->{next_char});
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == ATTRIBUTE_VALUE_SINGLE_QUOTED_STATE) {
if ($self->{next_char} == 0x0027) { # '
$self->{state} = AFTER_ATTRIBUTE_VALUE_QUOTED_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x0026) { # &
$self->{last_attribute_value_state} = $self->{state};
$self->{state} = ENTITY_IN_ATTRIBUTE_VALUE_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed attribute value');
if ($self->{current_token}->{type} == START_TAG_TOKEN) {
$self->{last_emitted_start_tag_name} = $self->{current_token}->{tag_name};
} elsif ($self->{current_token}->{type} == END_TAG_TOKEN) {
$self->{content_model} = PCDATA_CONTENT_MODEL; # MUST
if ($self->{current_token}->{attributes}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'end tag attribute');
} else {
## NOTE: This state should never be reached.
}
} else {
die "$0: $self->{current_token}->{type}: Unknown token type";
}
$self->{state} = DATA_STATE;
## reconsume
return ($self->{current_token}); # start tag or end tag
redo A;
} else {
$self->{current_attribute}->{value} .= chr ($self->{next_char});
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == ATTRIBUTE_VALUE_UNQUOTED_STATE) {
if ($self->{next_char} == 0x0009 or # HT
$self->{next_char} == 0x000A or # LF
$self->{next_char} == 0x000B or # HT
$self->{next_char} == 0x000C or # FF
$self->{next_char} == 0x0020) { # SP
$self->{state} = BEFORE_ATTRIBUTE_NAME_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x0026) { # &
$self->{last_attribute_value_state} = $self->{state};
$self->{state} = ENTITY_IN_ATTRIBUTE_VALUE_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003E) { # >
if ($self->{current_token}->{type} == START_TAG_TOKEN) {
$self->{last_emitted_start_tag_name} = $self->{current_token}->{tag_name};
} elsif ($self->{current_token}->{type} == END_TAG_TOKEN) {
$self->{content_model} = PCDATA_CONTENT_MODEL; # MUST
if ($self->{current_token}->{attributes}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'end tag attribute');
} else {
## NOTE: This state should never be reached.
}
} else {
die "$0: $self->{current_token}->{type}: Unknown token type";
}
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
return ($self->{current_token}); # start tag or end tag
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed tag');
if ($self->{current_token}->{type} == START_TAG_TOKEN) {
$self->{last_emitted_start_tag_name} = $self->{current_token}->{tag_name};
} elsif ($self->{current_token}->{type} == END_TAG_TOKEN) {
$self->{content_model} = PCDATA_CONTENT_MODEL; # MUST
if ($self->{current_token}->{attributes}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'end tag attribute');
} else {
## NOTE: This state should never be reached.
}
} else {
die "$0: $self->{current_token}->{type}: Unknown token type";
}
$self->{state} = DATA_STATE;
## reconsume
return ($self->{current_token}); # start tag or end tag
redo A;
} else {
if ({
0x0022 => 1, # "
0x0027 => 1, # '
0x003D => 1, # =
}->{$self->{next_char}}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'bad attribute value');
} else {
}
$self->{current_attribute}->{value} .= chr ($self->{next_char});
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == ENTITY_IN_ATTRIBUTE_VALUE_STATE) {
my $token = $self->_tokenize_attempt_to_consume_an_entity
(1,
$self->{last_attribute_value_state}
== ATTRIBUTE_VALUE_DOUBLE_QUOTED_STATE ? 0x0022 : # "
$self->{last_attribute_value_state}
== ATTRIBUTE_VALUE_SINGLE_QUOTED_STATE ? 0x0027 : # '
-1);
unless (defined $token) {
$self->{current_attribute}->{value} .= '&';
} else {
$self->{current_attribute}->{value} .= $token->{data};
$self->{current_attribute}->{has_reference} = $token->{has_reference};
## ISSUE: spec says "append the returned character token to the current attribute's value"
}
$self->{state} = $self->{last_attribute_value_state};
# next-input-character is already done
redo A;
} elsif ($self->{state} == AFTER_ATTRIBUTE_VALUE_QUOTED_STATE) {
if ($self->{next_char} == 0x0009 or # HT
$self->{next_char} == 0x000A or # LF
$self->{next_char} == 0x000B or # VT
$self->{next_char} == 0x000C or # FF
$self->{next_char} == 0x0020) { # SP
$self->{state} = BEFORE_ATTRIBUTE_NAME_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003E) { # >
if ($self->{current_token}->{type} == START_TAG_TOKEN) {
$self->{last_emitted_start_tag_name} = $self->{current_token}->{tag_name};
} elsif ($self->{current_token}->{type} == END_TAG_TOKEN) {
$self->{content_model} = PCDATA_CONTENT_MODEL; # MUST
if ($self->{current_token}->{attributes}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'end tag attribute');
} else {
## NOTE: This state should never be reached.
}
} else {
die "$0: $self->{current_token}->{type}: Unknown token type";
}
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
return ($self->{current_token}); # start tag or end tag
redo A;
} elsif ($self->{next_char} == 0x002F) { # /
$self->{state} = SELF_CLOSING_START_TAG_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed tag');
if ($self->{current_token}->{type} == START_TAG_TOKEN) {
$self->{last_emitted_start_tag_name} = $self->{current_token}->{tag_name};
} elsif ($self->{current_token}->{type} == END_TAG_TOKEN) {
if ($self->{current_token}->{attributes}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'end tag attribute');
} else {
## NOTE: This state should never be reached.
}
} else {
die "$0: $self->{current_token}->{type}: Unknown token type";
}
$self->{state} = DATA_STATE;
## Reconsume.
return ($self->{current_token}); # start tag or end tag
redo A;
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'no space between attributes');
$self->{state} = BEFORE_ATTRIBUTE_NAME_STATE;
## reconsume
redo A;
}
} elsif ($self->{state} == SELF_CLOSING_START_TAG_STATE) {
if ($self->{next_char} == 0x003E) { # >
if ($self->{current_token}->{type} == END_TAG_TOKEN) {
$self->{parse_error}->(level => $self->{must_level}, type => 'nestc', token => $self->{current_token});
## TODO: Different type than slash in start tag
$self->{content_model} = PCDATA_CONTENT_MODEL; # MUST
if ($self->{current_token}->{attributes}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'end tag attribute');
} else {
}
## TODO: Test ||
} else {
$self->{self_closing} = 1;
}
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
return ($self->{current_token}); # start tag or end tag
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed tag');
if ($self->{current_token}->{type} == START_TAG_TOKEN) {
$self->{last_emitted_start_tag_name} = $self->{current_token}->{tag_name};
} elsif ($self->{current_token}->{type} == END_TAG_TOKEN) {
if ($self->{current_token}->{attributes}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'end tag attribute');
} else {
## NOTE: This state should never be reached.
}
} else {
die "$0: $self->{current_token}->{type}: Unknown token type";
}
$self->{state} = DATA_STATE;
## Reconsume.
return ($self->{current_token}); # start tag or end tag
redo A;
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'nestc');
## TODO: This error type is wrong.
$self->{state} = BEFORE_ATTRIBUTE_NAME_STATE;
## Reconsume.
redo A;
}
} elsif ($self->{state} == BOGUS_COMMENT_STATE) {
## (only happen if PCDATA state)
## NOTE: Set by the previous state
#my $token = {type => COMMENT_TOKEN, data => ''};
BC: {
if ($self->{next_char} == 0x003E) { # >
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
return ($self->{current_token}); # comment
redo A;
} elsif ($self->{next_char} == -1) {
$self->{state} = DATA_STATE;
## reconsume
return ($self->{current_token}); # comment
redo A;
} else {
$self->{current_token}->{data} .= chr ($self->{next_char}); # comment
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo BC;
}
} # BC
die "$0: _get_next_token: unexpected case [BC]";
} elsif ($self->{state} == MARKUP_DECLARATION_OPEN_STATE) {
## (only happen if PCDATA state)
my ($l, $c) = ($self->{line_prev}, $self->{column_prev} - 1);
my @next_char;
push @next_char, $self->{next_char};
if ($self->{next_char} == 0x002D) { # -
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
push @next_char, $self->{next_char};
if ($self->{next_char} == 0x002D) { # -
$self->{current_token} = {type => COMMENT_TOKEN, data => '',
line => $l, column => $c,
};
$self->{state} = COMMENT_START_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} else {
}
} elsif ($self->{next_char} == 0x0044 or # D
$self->{next_char} == 0x0064) { # d
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
push @next_char, $self->{next_char};
if ($self->{next_char} == 0x004F or # O
$self->{next_char} == 0x006F) { # o
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
push @next_char, $self->{next_char};
if ($self->{next_char} == 0x0043 or # C
$self->{next_char} == 0x0063) { # c
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
push @next_char, $self->{next_char};
if ($self->{next_char} == 0x0054 or # T
$self->{next_char} == 0x0074) { # t
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
push @next_char, $self->{next_char};
if ($self->{next_char} == 0x0059 or # Y
$self->{next_char} == 0x0079) { # y
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
push @next_char, $self->{next_char};
if ($self->{next_char} == 0x0050 or # P
$self->{next_char} == 0x0070) { # p
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
push @next_char, $self->{next_char};
if ($self->{next_char} == 0x0045 or # E
$self->{next_char} == 0x0065) { # e
## TODO: What a stupid code this is!
$self->{state} = DOCTYPE_STATE;
$self->{current_token} = {type => DOCTYPE_TOKEN,
quirks => 1,
line => $l, column => $c,
};
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} else {
}
} else {
}
} else {
}
} else {
}
} else {
}
} else {
}
} elsif ($self->{insertion_mode} & IN_FOREIGN_CONTENT_IM and
$self->{open_elements}->[-1]->[1] & FOREIGN_EL and
$self->{next_char} == 0x005B) { # [
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
push @next_char, $self->{next_char};
if ($self->{next_char} == 0x0043) { # C
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
push @next_char, $self->{next_char};
if ($self->{next_char} == 0x0044) { # D
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
push @next_char, $self->{next_char};
if ($self->{next_char} == 0x0041) { # A
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
push @next_char, $self->{next_char};
if ($self->{next_char} == 0x0054) { # T
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
push @next_char, $self->{next_char};
if ($self->{next_char} == 0x0041) { # A
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
push @next_char, $self->{next_char};
if ($self->{next_char} == 0x005B) { # [
$self->{state} = CDATA_BLOCK_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} else {
}
} else {
}
} else {
}
} else {
}
} else {
}
} else {
}
} else {
}
$self->{parse_error}->(level => $self->{must_level}, type => 'bogus comment');
$self->{next_char} = shift @next_char;
unshift @{$self->{char}}, (@next_char);
$self->{state} = BOGUS_COMMENT_STATE;
$self->{current_token} = {type => COMMENT_TOKEN, data => '',
line => $l, column => $c,
};
redo A;
## ISSUE: typos in spec: chacacters, is is a parse error
## ISSUE: spec is somewhat unclear on "is the first character that will be in the comment"; what is "that will be in the comment" is what the algorithm defines, isn't it?
} elsif ($self->{state} == COMMENT_START_STATE) {
if ($self->{next_char} == 0x002D) { # -
$self->{state} = COMMENT_START_DASH_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003E) { # >
$self->{parse_error}->(level => $self->{must_level}, type => 'bogus comment');
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
return ($self->{current_token}); # comment
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed comment');
$self->{state} = DATA_STATE;
## reconsume
return ($self->{current_token}); # comment
redo A;
} else {
$self->{current_token}->{data} # comment
.= chr ($self->{next_char});
$self->{state} = COMMENT_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == COMMENT_START_DASH_STATE) {
if ($self->{next_char} == 0x002D) { # -
$self->{state} = COMMENT_END_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003E) { # >
$self->{parse_error}->(level => $self->{must_level}, type => 'bogus comment');
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
return ($self->{current_token}); # comment
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed comment');
$self->{state} = DATA_STATE;
## reconsume
return ($self->{current_token}); # comment
redo A;
} else {
$self->{current_token}->{data} # comment
.= '-' . chr ($self->{next_char});
$self->{state} = COMMENT_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == COMMENT_STATE) {
if ($self->{next_char} == 0x002D) { # -
$self->{state} = COMMENT_END_DASH_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed comment');
$self->{state} = DATA_STATE;
## reconsume
return ($self->{current_token}); # comment
redo A;
} else {
$self->{current_token}->{data} .= chr ($self->{next_char}); # comment
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == COMMENT_END_DASH_STATE) {
if ($self->{next_char} == 0x002D) { # -
$self->{state} = COMMENT_END_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed comment');
$self->{state} = DATA_STATE;
## reconsume
return ($self->{current_token}); # comment
redo A;
} else {
$self->{current_token}->{data} .= '-' . chr ($self->{next_char}); # comment
$self->{state} = COMMENT_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == COMMENT_END_STATE) {
if ($self->{next_char} == 0x003E) { # >
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
return ($self->{current_token}); # comment
redo A;
} elsif ($self->{next_char} == 0x002D) { # -
$self->{parse_error}->(level => $self->{must_level}, type => 'dash in comment',
line => $self->{line_prev},
column => $self->{column_prev});
$self->{current_token}->{data} .= '-'; # comment
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed comment');
$self->{state} = DATA_STATE;
## reconsume
return ($self->{current_token}); # comment
redo A;
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'dash in comment',
line => $self->{line_prev},
column => $self->{column_prev});
$self->{current_token}->{data} .= '--' . chr ($self->{next_char}); # comment
$self->{state} = COMMENT_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == DOCTYPE_STATE) {
if ($self->{next_char} == 0x0009 or # HT
$self->{next_char} == 0x000A or # LF
$self->{next_char} == 0x000B or # VT
$self->{next_char} == 0x000C or # FF
$self->{next_char} == 0x0020) { # SP
$self->{state} = BEFORE_DOCTYPE_NAME_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'no space before DOCTYPE name');
$self->{state} = BEFORE_DOCTYPE_NAME_STATE;
## reconsume
redo A;
}
} elsif ($self->{state} == BEFORE_DOCTYPE_NAME_STATE) {
if ($self->{next_char} == 0x0009 or # HT
$self->{next_char} == 0x000A or # LF
$self->{next_char} == 0x000B or # VT
$self->{next_char} == 0x000C or # FF
$self->{next_char} == 0x0020) { # SP
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003E) { # >
$self->{parse_error}->(level => $self->{must_level}, type => 'no DOCTYPE name');
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
return ($self->{current_token}); # DOCTYPE (quirks)
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'no DOCTYPE name');
$self->{state} = DATA_STATE;
## reconsume
return ($self->{current_token}); # DOCTYPE (quirks)
redo A;
} else {
$self->{current_token}->{name} = chr $self->{next_char};
delete $self->{current_token}->{quirks};
## ISSUE: "Set the token's name name to the" in the spec
$self->{state} = DOCTYPE_NAME_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == DOCTYPE_NAME_STATE) {
## ISSUE: Redundant "First," in the spec.
if ($self->{next_char} == 0x0009 or # HT
$self->{next_char} == 0x000A or # LF
$self->{next_char} == 0x000B or # VT
$self->{next_char} == 0x000C or # FF
$self->{next_char} == 0x0020) { # SP
$self->{state} = AFTER_DOCTYPE_NAME_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003E) { # >
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
return ($self->{current_token}); # DOCTYPE
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed DOCTYPE');
$self->{state} = DATA_STATE;
## reconsume
$self->{current_token}->{quirks} = 1;
return ($self->{current_token}); # DOCTYPE
redo A;
} else {
$self->{current_token}->{name}
.= chr ($self->{next_char}); # DOCTYPE
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == AFTER_DOCTYPE_NAME_STATE) {
if ($self->{next_char} == 0x0009 or # HT
$self->{next_char} == 0x000A or # LF
$self->{next_char} == 0x000B or # VT
$self->{next_char} == 0x000C or # FF
$self->{next_char} == 0x0020) { # SP
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003E) { # >
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
return ($self->{current_token}); # DOCTYPE
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed DOCTYPE');
$self->{state} = DATA_STATE;
## reconsume
$self->{current_token}->{quirks} = 1;
return ($self->{current_token}); # DOCTYPE
redo A;
} elsif ($self->{next_char} == 0x0050 or # P
$self->{next_char} == 0x0070) { # p
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
if ($self->{next_char} == 0x0055 or # U
$self->{next_char} == 0x0075) { # u
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
if ($self->{next_char} == 0x0042 or # B
$self->{next_char} == 0x0062) { # b
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
if ($self->{next_char} == 0x004C or # L
$self->{next_char} == 0x006C) { # l
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
if ($self->{next_char} == 0x0049 or # I
$self->{next_char} == 0x0069) { # i
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
if ($self->{next_char} == 0x0043 or # C
$self->{next_char} == 0x0063) { # c
$self->{state} = BEFORE_DOCTYPE_PUBLIC_IDENTIFIER_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} else {
}
} else {
}
} else {
}
} else {
}
} else {
}
#
} elsif ($self->{next_char} == 0x0053 or # S
$self->{next_char} == 0x0073) { # s
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
if ($self->{next_char} == 0x0059 or # Y
$self->{next_char} == 0x0079) { # y
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
if ($self->{next_char} == 0x0053 or # S
$self->{next_char} == 0x0073) { # s
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
if ($self->{next_char} == 0x0054 or # T
$self->{next_char} == 0x0074) { # t
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
if ($self->{next_char} == 0x0045 or # E
$self->{next_char} == 0x0065) { # e
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
if ($self->{next_char} == 0x004D or # M
$self->{next_char} == 0x006D) { # m
$self->{state} = BEFORE_DOCTYPE_SYSTEM_IDENTIFIER_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} else {
}
} else {
}
} else {
}
} else {
}
} else {
}
#
} else {
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
#
}
$self->{parse_error}->(level => $self->{must_level}, type => 'string after DOCTYPE name');
$self->{current_token}->{quirks} = 1;
$self->{state} = BOGUS_DOCTYPE_STATE;
# next-input-character is already done
redo A;
} elsif ($self->{state} == BEFORE_DOCTYPE_PUBLIC_IDENTIFIER_STATE) {
if ({
0x0009 => 1, 0x000A => 1, 0x000B => 1, 0x000C => 1, 0x0020 => 1,
#0x000D => 1, # HT, LF, VT, FF, SP, CR
}->{$self->{next_char}}) {
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} eq 0x0022) { # "
$self->{current_token}->{public_identifier} = ''; # DOCTYPE
$self->{state} = DOCTYPE_PUBLIC_IDENTIFIER_DOUBLE_QUOTED_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} eq 0x0027) { # '
$self->{current_token}->{public_identifier} = ''; # DOCTYPE
$self->{state} = DOCTYPE_PUBLIC_IDENTIFIER_SINGLE_QUOTED_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} eq 0x003E) { # >
$self->{parse_error}->(level => $self->{must_level}, type => 'no PUBLIC literal');
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
$self->{current_token}->{quirks} = 1;
return ($self->{current_token}); # DOCTYPE
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed DOCTYPE');
$self->{state} = DATA_STATE;
## reconsume
$self->{current_token}->{quirks} = 1;
return ($self->{current_token}); # DOCTYPE
redo A;
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'string after PUBLIC');
$self->{current_token}->{quirks} = 1;
$self->{state} = BOGUS_DOCTYPE_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == DOCTYPE_PUBLIC_IDENTIFIER_DOUBLE_QUOTED_STATE) {
if ($self->{next_char} == 0x0022) { # "
$self->{state} = AFTER_DOCTYPE_PUBLIC_IDENTIFIER_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003E) { # >
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed PUBLIC literal');
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
$self->{current_token}->{quirks} = 1;
return ($self->{current_token}); # DOCTYPE
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed PUBLIC literal');
$self->{state} = DATA_STATE;
## reconsume
$self->{current_token}->{quirks} = 1;
return ($self->{current_token}); # DOCTYPE
redo A;
} else {
$self->{current_token}->{public_identifier} # DOCTYPE
.= chr $self->{next_char};
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == DOCTYPE_PUBLIC_IDENTIFIER_SINGLE_QUOTED_STATE) {
if ($self->{next_char} == 0x0027) { # '
$self->{state} = AFTER_DOCTYPE_PUBLIC_IDENTIFIER_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003E) { # >
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed PUBLIC literal');
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
$self->{current_token}->{quirks} = 1;
return ($self->{current_token}); # DOCTYPE
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed PUBLIC literal');
$self->{state} = DATA_STATE;
## reconsume
$self->{current_token}->{quirks} = 1;
return ($self->{current_token}); # DOCTYPE
redo A;
} else {
$self->{current_token}->{public_identifier} # DOCTYPE
.= chr $self->{next_char};
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == AFTER_DOCTYPE_PUBLIC_IDENTIFIER_STATE) {
if ({
0x0009 => 1, 0x000A => 1, 0x000B => 1, 0x000C => 1, 0x0020 => 1,
#0x000D => 1, # HT, LF, VT, FF, SP, CR
}->{$self->{next_char}}) {
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x0022) { # "
$self->{current_token}->{system_identifier} = ''; # DOCTYPE
$self->{state} = DOCTYPE_SYSTEM_IDENTIFIER_DOUBLE_QUOTED_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x0027) { # '
$self->{current_token}->{system_identifier} = ''; # DOCTYPE
$self->{state} = DOCTYPE_SYSTEM_IDENTIFIER_SINGLE_QUOTED_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003E) { # >
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
return ($self->{current_token}); # DOCTYPE
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed DOCTYPE');
$self->{state} = DATA_STATE;
## reconsume
$self->{current_token}->{quirks} = 1;
return ($self->{current_token}); # DOCTYPE
redo A;
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'string after PUBLIC literal');
$self->{current_token}->{quirks} = 1;
$self->{state} = BOGUS_DOCTYPE_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == BEFORE_DOCTYPE_SYSTEM_IDENTIFIER_STATE) {
if ({
0x0009 => 1, 0x000A => 1, 0x000B => 1, 0x000C => 1, 0x0020 => 1,
#0x000D => 1, # HT, LF, VT, FF, SP, CR
}->{$self->{next_char}}) {
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x0022) { # "
$self->{current_token}->{system_identifier} = ''; # DOCTYPE
$self->{state} = DOCTYPE_SYSTEM_IDENTIFIER_DOUBLE_QUOTED_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x0027) { # '
$self->{current_token}->{system_identifier} = ''; # DOCTYPE
$self->{state} = DOCTYPE_SYSTEM_IDENTIFIER_SINGLE_QUOTED_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003E) { # >
$self->{parse_error}->(level => $self->{must_level}, type => 'no SYSTEM literal');
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
$self->{current_token}->{quirks} = 1;
return ($self->{current_token}); # DOCTYPE
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed DOCTYPE');
$self->{state} = DATA_STATE;
## reconsume
$self->{current_token}->{quirks} = 1;
return ($self->{current_token}); # DOCTYPE
redo A;
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'string after SYSTEM');
$self->{current_token}->{quirks} = 1;
$self->{state} = BOGUS_DOCTYPE_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == DOCTYPE_SYSTEM_IDENTIFIER_DOUBLE_QUOTED_STATE) {
if ($self->{next_char} == 0x0022) { # "
$self->{state} = AFTER_DOCTYPE_SYSTEM_IDENTIFIER_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003E) { # >
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed PUBLIC literal');
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
$self->{current_token}->{quirks} = 1;
return ($self->{current_token}); # DOCTYPE
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed SYSTEM literal');
$self->{state} = DATA_STATE;
## reconsume
$self->{current_token}->{quirks} = 1;
return ($self->{current_token}); # DOCTYPE
redo A;
} else {
$self->{current_token}->{system_identifier} # DOCTYPE
.= chr $self->{next_char};
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == DOCTYPE_SYSTEM_IDENTIFIER_SINGLE_QUOTED_STATE) {
if ($self->{next_char} == 0x0027) { # '
$self->{state} = AFTER_DOCTYPE_SYSTEM_IDENTIFIER_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003E) { # >
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed PUBLIC literal');
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
$self->{current_token}->{quirks} = 1;
return ($self->{current_token}); # DOCTYPE
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed SYSTEM literal');
$self->{state} = DATA_STATE;
## reconsume
$self->{current_token}->{quirks} = 1;
return ($self->{current_token}); # DOCTYPE
redo A;
} else {
$self->{current_token}->{system_identifier} # DOCTYPE
.= chr $self->{next_char};
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == AFTER_DOCTYPE_SYSTEM_IDENTIFIER_STATE) {
if ({
0x0009 => 1, 0x000A => 1, 0x000B => 1, 0x000C => 1, 0x0020 => 1,
#0x000D => 1, # HT, LF, VT, FF, SP, CR
}->{$self->{next_char}}) {
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
} elsif ($self->{next_char} == 0x003E) { # >
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
return ($self->{current_token}); # DOCTYPE
redo A;
} elsif ($self->{next_char} == -1) {
$self->{state} = DATA_STATE;
## reconsume
$self->{current_token}->{quirks} = 1;
return ($self->{current_token}); # DOCTYPE
redo A;
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'string after SYSTEM literal');
#$self->{current_token}->{quirks} = 1;
$self->{state} = BOGUS_DOCTYPE_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == BOGUS_DOCTYPE_STATE) {
if ($self->{next_char} == 0x003E) { # >
$self->{state} = DATA_STATE;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
return ($self->{current_token}); # DOCTYPE
redo A;
} elsif ($self->{next_char} == -1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unclosed DOCTYPE');
$self->{state} = DATA_STATE;
## reconsume
return ($self->{current_token}); # DOCTYPE
redo A;
} else {
## Stay in the state
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo A;
}
} elsif ($self->{state} == CDATA_BLOCK_STATE) {
my $s = '';
my ($l, $c) = ($self->{line}, $self->{column});
CS: while ($self->{next_char} != -1) {
if ($self->{next_char} == 0x005D) { # ]
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
if ($self->{next_char} == 0x005D) { # ]
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
MDC: {
if ($self->{next_char} == 0x003E) { # >
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
last CS;
} elsif ($self->{next_char} == 0x005D) { # ]
$s .= ']';
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
redo MDC;
} else {
$s .= ']]';
#
}
} # MDC
} else {
$s .= ']';
#
}
} else {
#
}
$s .= chr $self->{next_char};
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
} # CS
$self->{state} = DATA_STATE;
## next-input-character done or EOF, which is reconsumed.
if (length $s) {
return ({type => CHARACTER_TOKEN, data => $s,
line => $l, column => $c});
} else {
}
redo A;
## ISSUE: "text tokens" in spec.
## TODO: Streaming support
} else {
die "$0: $self->{state}: Unknown state";
}
} # A
die "$0: _get_next_token: unexpected case";
} # _get_next_token
sub _tokenize_attempt_to_consume_an_entity ($$$) {
my ($self, $in_attr, $additional) = @_;
my ($l, $c) = ($self->{line_prev}, $self->{column_prev});
if ({
0x0009 => 1, 0x000A => 1, 0x000B => 1, 0x000C => 1, # HT, LF, VT, FF,
0x0020 => 1, 0x003C => 1, 0x0026 => 1, -1 => 1, # SP, <, & # 0x000D # CR
$additional => 1,
}->{$self->{next_char}}) {
## Don't consume
## No error
return undef;
} elsif ($self->{next_char} == 0x0023) { # #
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
if ($self->{next_char} == 0x0078 or # x
$self->{next_char} == 0x0058) { # X
my $code;
X: {
my $x_char = $self->{next_char};
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
if (0x0030 <= $self->{next_char} and
$self->{next_char} <= 0x0039) { # 0..9
$code ||= 0;
$code *= 0x10;
$code += $self->{next_char} - 0x0030;
redo X;
} elsif (0x0061 <= $self->{next_char} and
$self->{next_char} <= 0x0066) { # a..f
$code ||= 0;
$code *= 0x10;
$code += $self->{next_char} - 0x0060 + 9;
redo X;
} elsif (0x0041 <= $self->{next_char} and
$self->{next_char} <= 0x0046) { # A..F
$code ||= 0;
$code *= 0x10;
$code += $self->{next_char} - 0x0040 + 9;
redo X;
} elsif (not defined $code) { # no hexadecimal digit
$self->{parse_error}->(level => $self->{must_level}, type => 'bare hcro', line => $l, column => $c);
unshift @{$self->{char}}, ($x_char, $self->{next_char});
$self->{next_char} = 0x0023; # #
return undef;
} elsif ($self->{next_char} == 0x003B) { # ;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'no refc', line => $l, column => $c);
}
if ($code == 0 or (0xD800 <= $code and $code <= 0xDFFF)) {
$self->{parse_error}->(level => $self->{must_level}, type => (sprintf 'invalid character reference:U+%04X', $code), line => $l, column => $c);
$code = 0xFFFD;
} elsif ($code > 0x10FFFF) {
$self->{parse_error}->(level => $self->{must_level}, type => (sprintf 'invalid character reference:U-%08X', $code), line => $l, column => $c);
$code = 0xFFFD;
} elsif ($code == 0x000D) {
$self->{parse_error}->(level => $self->{must_level}, type => 'CR character reference', line => $l, column => $c);
$code = 0x000A;
} elsif (0x80 <= $code and $code <= 0x9F) {
$self->{parse_error}->(level => $self->{must_level}, type => (sprintf 'C1 character reference:U+%04X', $code), line => $l, column => $c);
$code = $c1_entity_char->{$code};
}
return {type => CHARACTER_TOKEN, data => chr $code,
has_reference => 1,
line => $l, column => $c,
};
} # X
} elsif (0x0030 <= $self->{next_char} and
$self->{next_char} <= 0x0039) { # 0..9
my $code = $self->{next_char} - 0x0030;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
while (0x0030 <= $self->{next_char} and
$self->{next_char} <= 0x0039) { # 0..9
$code *= 10;
$code += $self->{next_char} - 0x0030;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
}
if ($self->{next_char} == 0x003B) { # ;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'no refc', line => $l, column => $c);
}
if ($code == 0 or (0xD800 <= $code and $code <= 0xDFFF)) {
$self->{parse_error}->(level => $self->{must_level}, type => (sprintf 'invalid character reference:U+%04X', $code), line => $l, column => $c);
$code = 0xFFFD;
} elsif ($code > 0x10FFFF) {
$self->{parse_error}->(level => $self->{must_level}, type => (sprintf 'invalid character reference:U-%08X', $code), line => $l, column => $c);
$code = 0xFFFD;
} elsif ($code == 0x000D) {
$self->{parse_error}->(level => $self->{must_level}, type => 'CR character reference', line => $l, column => $c);
$code = 0x000A;
} elsif (0x80 <= $code and $code <= 0x9F) {
$self->{parse_error}->(level => $self->{must_level}, type => (sprintf 'C1 character reference:U+%04X', $code), line => $l, column => $c);
$code = $c1_entity_char->{$code};
}
return {type => CHARACTER_TOKEN, data => chr $code, has_reference => 1,
line => $l, column => $c,
};
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'bare nero', line => $l, column => $c);
unshift @{$self->{char}}, ($self->{next_char});
$self->{next_char} = 0x0023; # #
return undef;
}
} elsif ((0x0041 <= $self->{next_char} and
$self->{next_char} <= 0x005A) or
(0x0061 <= $self->{next_char} and
$self->{next_char} <= 0x007A)) {
my $entity_name = chr $self->{next_char};
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
my $value = $entity_name;
my $match = 0;
require Whatpm::_NamedEntityList;
our $EntityChar;
while (length $entity_name < 30 and
## NOTE: Some number greater than the maximum length of entity name
((0x0041 <= $self->{next_char} and # a
$self->{next_char} <= 0x005A) or # x
(0x0061 <= $self->{next_char} and # a
$self->{next_char} <= 0x007A) or # z
(0x0030 <= $self->{next_char} and # 0
$self->{next_char} <= 0x0039) or # 9
$self->{next_char} == 0x003B)) { # ;
$entity_name .= chr $self->{next_char};
if (defined $EntityChar->{$entity_name}) {
if ($self->{next_char} == 0x003B) { # ;
$value = $EntityChar->{$entity_name};
$match = 1;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
last;
} else {
$value = $EntityChar->{$entity_name};
$match = -1;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
}
} else {
$value .= chr $self->{next_char};
$match *= 2;
if (@{$self->{char}}) {
$self->{next_char} = shift @{$self->{char}};
} else {
$self->{set_next_char}->($self);
}
}
}
if ($match > 0) {
return {type => CHARACTER_TOKEN, data => $value, has_reference => 1,
line => $l, column => $c,
};
} elsif ($match < 0) {
$self->{parse_error}->(level => $self->{must_level}, type => 'no refc', line => $l, column => $c);
if ($in_attr and $match < -1) {
return {type => CHARACTER_TOKEN, data => '&'.$entity_name,
line => $l, column => $c,
};
} else {
return {type => CHARACTER_TOKEN, data => $value, has_reference => 1,
line => $l, column => $c,
};
}
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'bare ero', line => $l, column => $c);
## NOTE: "No characters are consumed" in the spec.
return {type => CHARACTER_TOKEN, data => '&'.$value,
line => $l, column => $c,
};
}
} else {
## no characters are consumed
$self->{parse_error}->(level => $self->{must_level}, type => 'bare ero', line => $l, column => $c);
return undef;
}
} # _tokenize_attempt_to_consume_an_entity
sub _initialize_tree_constructor ($) {
my $self = shift;
## NOTE: $self->{document} MUST be specified before this method is called
$self->{document}->strict_error_checking (0);
## TODO: Turn mutation events off # MUST
## TODO: Turn loose Document option (manakai extension) on
$self->{document}->manakai_is_html (1); # MUST
} # _initialize_tree_constructor
sub _terminate_tree_constructor ($) {
my $self = shift;
$self->{document}->strict_error_checking (1);
## TODO: Turn mutation events on
} # _terminate_tree_constructor
## ISSUE: Should append_child (for example) in script executed in tree construction stage fire mutation events?
{ # tree construction stage
my $token;
sub _construct_tree ($) {
my ($self) = @_;
## When an interactive UA render the $self->{document} available
## to the user, or when it begin accepting user input, are
## not defined.
## Append a character: collect it and all subsequent consecutive
## characters and insert one Text node whose data is concatenation
## of all those characters. # MUST
$token = $self->_get_next_token;
undef $self->{form_element};
undef $self->{head_element};
$self->{open_elements} = [];
undef $self->{inner_html_node};
## NOTE: The "initial" insertion mode.
$self->_tree_construction_initial; # MUST
## NOTE: The "before html" insertion mode.
$self->_tree_construction_root_element;
$self->{insertion_mode} = BEFORE_HEAD_IM;
## NOTE: The "before head" insertion mode and so on.
$self->_tree_construction_main;
} # _construct_tree
sub _tree_construction_initial ($) {
my $self = shift;
## NOTE: "initial" insertion mode
INITIAL: {
if ($token->{type} == DOCTYPE_TOKEN) {
## NOTE: Conformance checkers MAY, instead of reporting "not HTML5"
## error, switch to a conformance checking mode for another
## language.
my $doctype_name = $token->{name};
$doctype_name = '' unless defined $doctype_name;
$doctype_name =~ tr/a-z/A-Z/;
if (not defined $token->{name} or #
defined $token->{public_identifier} or
defined $token->{system_identifier}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'not HTML5', token => $token);
} elsif ($doctype_name ne 'HTML') {
## ISSUE: ASCII case-insensitive? (in fact it does not matter)
$self->{parse_error}->(level => $self->{must_level}, type => 'not HTML5', token => $token);
} else {
}
my $doctype = $self->{document}->create_document_type_definition
($token->{name}); ## ISSUE: If name is missing (e.g. )?
## NOTE: Default value for both |public_id| and |system_id| attributes
## are empty strings, so that we don't set any value in missing cases.
$doctype->public_id ($token->{public_identifier})
if defined $token->{public_identifier};
$doctype->system_id ($token->{system_identifier})
if defined $token->{system_identifier};
## NOTE: Other DocumentType attributes are null or empty lists.
## ISSUE: internalSubset = null??
$self->{document}->append_child ($doctype);
if ($token->{quirks} or $doctype_name ne 'HTML') {
$self->{document}->manakai_compat_mode ('quirks');
} elsif (defined $token->{public_identifier}) {
my $pubid = $token->{public_identifier};
$pubid =~ tr/a-z/A-z/;
my $prefix = [
"+//SILMARIL//DTD HTML PRO V0R11 19970101//",
"-//ADVASOFT LTD//DTD HTML 3.0 ASWEDIT + EXTENSIONS//",
"-//AS//DTD HTML 3.0 ASWEDIT + EXTENSIONS//",
"-//IETF//DTD HTML 2.0 LEVEL 1//",
"-//IETF//DTD HTML 2.0 LEVEL 2//",
"-//IETF//DTD HTML 2.0 STRICT LEVEL 1//",
"-//IETF//DTD HTML 2.0 STRICT LEVEL 2//",
"-//IETF//DTD HTML 2.0 STRICT//",
"-//IETF//DTD HTML 2.0//",
"-//IETF//DTD HTML 2.1E//",
"-//IETF//DTD HTML 3.0//",
"-//IETF//DTD HTML 3.2 FINAL//",
"-//IETF//DTD HTML 3.2//",
"-//IETF//DTD HTML 3//",
"-//IETF//DTD HTML LEVEL 0//",
"-//IETF//DTD HTML LEVEL 1//",
"-//IETF//DTD HTML LEVEL 2//",
"-//IETF//DTD HTML LEVEL 3//",
"-//IETF//DTD HTML STRICT LEVEL 0//",
"-//IETF//DTD HTML STRICT LEVEL 1//",
"-//IETF//DTD HTML STRICT LEVEL 2//",
"-//IETF//DTD HTML STRICT LEVEL 3//",
"-//IETF//DTD HTML STRICT//",
"-//IETF//DTD HTML//",
"-//METRIUS//DTD METRIUS PRESENTATIONAL//",
"-//MICROSOFT//DTD INTERNET EXPLORER 2.0 HTML STRICT//",
"-//MICROSOFT//DTD INTERNET EXPLORER 2.0 HTML//",
"-//MICROSOFT//DTD INTERNET EXPLORER 2.0 TABLES//",
"-//MICROSOFT//DTD INTERNET EXPLORER 3.0 HTML STRICT//",
"-//MICROSOFT//DTD INTERNET EXPLORER 3.0 HTML//",
"-//MICROSOFT//DTD INTERNET EXPLORER 3.0 TABLES//",
"-//NETSCAPE COMM. CORP.//DTD HTML//",
"-//NETSCAPE COMM. CORP.//DTD STRICT HTML//",
"-//O'REILLY AND ASSOCIATES//DTD HTML 2.0//",
"-//O'REILLY AND ASSOCIATES//DTD HTML EXTENDED 1.0//",
"-//O'REILLY AND ASSOCIATES//DTD HTML EXTENDED RELAXED 1.0//",
"-//SOFTQUAD SOFTWARE//DTD HOTMETAL PRO 6.0::19990601::EXTENSIONS TO HTML 4.0//",
"-//SOFTQUAD//DTD HOTMETAL PRO 4.0::19971010::EXTENSIONS TO HTML 4.0//",
"-//SPYGLASS//DTD HTML 2.0 EXTENDED//",
"-//SQ//DTD HTML 2.0 HOTMETAL + EXTENSIONS//",
"-//SUN MICROSYSTEMS CORP.//DTD HOTJAVA HTML//",
"-//SUN MICROSYSTEMS CORP.//DTD HOTJAVA STRICT HTML//",
"-//W3C//DTD HTML 3 1995-03-24//",
"-//W3C//DTD HTML 3.2 DRAFT//",
"-//W3C//DTD HTML 3.2 FINAL//",
"-//W3C//DTD HTML 3.2//",
"-//W3C//DTD HTML 3.2S DRAFT//",
"-//W3C//DTD HTML 4.0 FRAMESET//",
"-//W3C//DTD HTML 4.0 TRANSITIONAL//",
"-//W3C//DTD HTML EXPERIMETNAL 19960712//",
"-//W3C//DTD HTML EXPERIMENTAL 970421//",
"-//W3C//DTD W3 HTML//",
"-//W3O//DTD W3 HTML 3.0//",
"-//WEBTECHS//DTD MOZILLA HTML 2.0//",
"-//WEBTECHS//DTD MOZILLA HTML//",
]; # $prefix
my $match;
for (@$prefix) {
if (substr ($prefix, 0, length $_) eq $_) {
$match = 1;
last;
}
}
if ($match or
$pubid eq "-//W3O//DTD W3 HTML STRICT 3.0//EN//" or
$pubid eq "-/W3C/DTD HTML 4.0 TRANSITIONAL/EN" or
$pubid eq "HTML") {
$self->{document}->manakai_compat_mode ('quirks');
} elsif ($pubid =~ m[^-//W3C//DTD HTML 4.01 FRAMESET//] or
$pubid =~ m[^-//W3C//DTD HTML 4.01 TRANSITIONAL//]) {
if (defined $token->{system_identifier}) {
$self->{document}->manakai_compat_mode ('quirks');
} else {
$self->{document}->manakai_compat_mode ('limited quirks');
}
} elsif ($pubid =~ m[^-//W3C//DTD XHTML 1.0 FRAMESET//] or
$pubid =~ m[^-//W3C//DTD XHTML 1.0 TRANSITIONAL//]) {
$self->{document}->manakai_compat_mode ('limited quirks');
} else {
}
} else {
}
if (defined $token->{system_identifier}) {
my $sysid = $token->{system_identifier};
$sysid =~ tr/A-Z/a-z/;
if ($sysid eq "http://www.ibm.com/data/dtd/v11/ibmxhtml1-transitional.dtd") {
## NOTE: Ensure that |PUBLIC "(limited quirks)" "(quirks)"| is
## marked as quirks.
$self->{document}->manakai_compat_mode ('quirks');
} else {
}
} else {
}
## Go to the "before html" insertion mode.
$token = $self->_get_next_token;
return;
} elsif ({
START_TAG_TOKEN, 1,
END_TAG_TOKEN, 1,
END_OF_FILE_TOKEN, 1,
}->{$token->{type}}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'no DOCTYPE', token => $token);
$self->{document}->manakai_compat_mode ('quirks');
## Go to the "before html" insertion mode.
## reprocess
return;
} elsif ($token->{type} == CHARACTER_TOKEN) {
if ($token->{data} =~ s/^([\x09\x0A\x0B\x0C\x20]+)//) { # \x0D
## Ignore the token
unless (length $token->{data}) {
## Stay in the insertion mode.
$token = $self->_get_next_token;
redo INITIAL;
} else {
}
} else {
}
$self->{parse_error}->(level => $self->{must_level}, type => 'no DOCTYPE', token => $token);
$self->{document}->manakai_compat_mode ('quirks');
## Go to the "before html" insertion mode.
## reprocess
return;
} elsif ($token->{type} == COMMENT_TOKEN) {
my $comment = $self->{document}->create_comment ($token->{data});
$self->{document}->append_child ($comment);
## Stay in the insertion mode.
$token = $self->_get_next_token;
redo INITIAL;
} else {
die "$0: $token->{type}: Unknown token type";
}
} # INITIAL
die "$0: _tree_construction_initial: This should be never reached";
} # _tree_construction_initial
sub _tree_construction_root_element ($) {
my $self = shift;
## NOTE: "before html" insertion mode.
B: {
if ($token->{type} == DOCTYPE_TOKEN) {
$self->{parse_error}->(level => $self->{must_level}, type => 'in html:#DOCTYPE', token => $token);
## Ignore the token
## Stay in the insertion mode.
$token = $self->_get_next_token;
redo B;
} elsif ($token->{type} == COMMENT_TOKEN) {
my $comment = $self->{document}->create_comment ($token->{data});
$self->{document}->append_child ($comment);
## Stay in the insertion mode.
$token = $self->_get_next_token;
redo B;
} elsif ($token->{type} == CHARACTER_TOKEN) {
if ($token->{data} =~ s/^([\x09\x0A\x0B\x0C\x20]+)//) { # \x0D
## Ignore the token.
unless (length $token->{data}) {
## Stay in the insertion mode.
$token = $self->_get_next_token;
redo B;
} else {
}
} else {
}
$self->{application_cache_selection}->(undef);
#
} elsif ($token->{type} == START_TAG_TOKEN) {
if ($token->{tag_name} eq 'html') {
my $root_element;
$root_element = $self->{document}->create_element_ns
($HTML_NS, [undef, $token->{tag_name}]);
for my $attr_name (keys %{ $token->{attributes}}) {
my $attr_t = $token->{attributes}->{$attr_name};
my $attr = $self->{document}->create_attribute_ns (undef, [undef, $attr_name]);
$attr->value ($attr_t->{value});
$attr->set_user_data (manakai_source_line => $attr_t->{line});
$attr->set_user_data (manakai_source_column => $attr_t->{column});
$root_element->set_attribute_node_ns ($attr);
}
$root_element->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$root_element->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{document}->append_child ($root_element);
push @{$self->{open_elements}},
[$root_element, $el_category->{html}];
if ($token->{attributes}->{manifest}) {
$self->{application_cache_selection}
->($token->{attributes}->{manifest}->{value});
## ISSUE: Spec is unclear on relative references.
## According to Hixie (#whatwg 2008-03-19), it should be
## resolved against the base URI of the document in HTML
## or xml:base of the element in XHTML.
} else {
$self->{application_cache_selection}->(undef);
}
$token = $self->_get_next_token;
return; ## Go to the "before head" insertion mode.
} else {
#
}
} elsif ({
END_TAG_TOKEN, 1,
END_OF_FILE_TOKEN, 1,
}->{$token->{type}}) {
#
} else {
die "$0: $token->{type}: Unknown token type";
}
my $root_element;
$root_element = $self->{document}->create_element_ns
($HTML_NS, [undef, 'html']);
$root_element->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$root_element->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{document}->append_child ($root_element);
push @{$self->{open_elements}}, [$root_element, $el_category->{html}];
$self->{application_cache_selection}->(undef);
## NOTE: Reprocess the token.
return; ## Go to the "before head" insertion mode.
## ISSUE: There is an issue in the spec
} # B
die "$0: _tree_construction_root_element: This should never be reached";
} # _tree_construction_root_element
sub _reset_insertion_mode ($) {
my $self = shift;
## Step 1
my $last;
## Step 2
my $i = -1;
my $node = $self->{open_elements}->[$i];
## Step 3
S3: {
if ($self->{open_elements}->[0]->[0] eq $node->[0]) {
$last = 1;
if (defined $self->{inner_html_node}) {
$node = $self->{inner_html_node};
} else {
die "_reset_insertion_mode: t27";
}
}
## Step 4..14
my $new_mode;
if ($node->[1] & FOREIGN_EL) {
## NOTE: Strictly spaking, the line below only applies to MathML and
## SVG elements. Currently the HTML syntax supports only MathML and
## SVG elements as foreigners.
$new_mode = $self->{insertion_mode} | IN_FOREIGN_CONTENT_IM;
## ISSUE: What is set as the secondary insertion mode?
} elsif ($node->[1] & TABLE_CELL_EL) {
if ($last) {
#
} else {
$new_mode = IN_CELL_IM;
}
} else {
$new_mode = {
select => IN_SELECT_IM,
## NOTE: |option| and |optgroup| do not set
## insertion mode to "in select" by themselves.
tr => IN_ROW_IM,
tbody => IN_TABLE_BODY_IM,
thead => IN_TABLE_BODY_IM,
tfoot => IN_TABLE_BODY_IM,
caption => IN_CAPTION_IM,
colgroup => IN_COLUMN_GROUP_IM,
table => IN_TABLE_IM,
head => IN_BODY_IM, # not in head!
body => IN_BODY_IM,
frameset => IN_FRAMESET_IM,
}->{$node->[0]->manakai_local_name};
}
$self->{insertion_mode} = $new_mode and return if defined $new_mode;
## Step 15
if ($node->[1] & HTML_EL) {
unless (defined $self->{head_element}) {
$self->{insertion_mode} = BEFORE_HEAD_IM;
} else {
## ISSUE: Can this state be reached?
$self->{insertion_mode} = AFTER_HEAD_IM;
}
return;
} else {
}
## Step 16
$self->{insertion_mode} = IN_BODY_IM and return if $last;
## Step 17
$i--;
$node = $self->{open_elements}->[$i];
## Step 18
redo S3;
} # S3
die "$0: _reset_insertion_mode: This line should never be reached";
} # _reset_insertion_mode
sub _tree_construction_main ($) {
my $self = shift;
my $active_formatting_elements = [];
my $reconstruct_active_formatting_elements = sub { # MUST
my $insert = shift;
## Step 1
return unless @$active_formatting_elements;
## Step 3
my $i = -1;
my $entry = $active_formatting_elements->[$i];
## Step 2
return if $entry->[0] eq '#marker';
for (@{$self->{open_elements}}) {
if ($entry->[0] eq $_->[0]) {
return;
}
}
S4: {
## Step 4
last S4 if $active_formatting_elements->[0]->[0] eq $entry->[0];
## Step 5
$i--;
$entry = $active_formatting_elements->[$i];
## Step 6
if ($entry->[0] eq '#marker') {
#
} else {
my $in_open_elements;
OE: for (@{$self->{open_elements}}) {
if ($entry->[0] eq $_->[0]) {
$in_open_elements = 1;
last OE;
}
}
if ($in_open_elements) {
#
} else {
## NOTE:
X
redo S4;
}
}
## Step 7
$i++;
$entry = $active_formatting_elements->[$i];
} # S4
S7: {
## Step 8
my $clone = [$entry->[0]->clone_node (0), $entry->[1]];
## Step 9
$insert->($clone->[0]);
push @{$self->{open_elements}}, $clone;
## Step 10
$active_formatting_elements->[$i] = $self->{open_elements}->[-1];
## Step 11
unless ($clone->[0] eq $active_formatting_elements->[-1]->[0]) {
## Step 7'
$i++;
$entry = $active_formatting_elements->[$i];
redo S7;
}
} # S7
}; # $reconstruct_active_formatting_elements
my $clear_up_to_marker = sub {
for (reverse 0..$#$active_formatting_elements) {
if ($active_formatting_elements->[$_]->[0] eq '#marker') {
splice @$active_formatting_elements, $_;
return;
}
}
}; # $clear_up_to_marker
my $insert;
my $parse_rcdata = sub ($) {
my ($content_model_flag) = @_;
## Step 1
my $start_tag_name = $token->{tag_name};
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, $start_tag_name]);
for my $attr_name (keys %{ $token->{attributes}}) {
my $attr_t = $token->{attributes}->{$attr_name};
my $attr = $self->{document}->create_attribute_ns (undef, [undef, $attr_name]);
$attr->value ($attr_t->{value});
$attr->set_user_data (manakai_source_line => $attr_t->{line});
$attr->set_user_data (manakai_source_column => $attr_t->{column});
$el->set_attribute_node_ns ($attr);
}
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
## Step 2
$insert->($el);
## Step 3
$self->{content_model} = $content_model_flag; # CDATA or RCDATA
delete $self->{escape}; # MUST
## Step 4
my $text = '';
$token = $self->_get_next_token;
while ($token->{type} == CHARACTER_TOKEN) { # or until stop tokenizing
$text .= $token->{data};
$token = $self->_get_next_token;
}
## Step 5
if (length $text) {
my $text = $self->{document}->create_text_node ($text);
$el->append_child ($text);
}
## Step 6
$self->{content_model} = PCDATA_CONTENT_MODEL;
## Step 7
if ($token->{type} == END_TAG_TOKEN and
$token->{tag_name} eq $start_tag_name) {
## Ignore the token
} else {
## NOTE: An end-of-file token.
if ($content_model_flag == CDATA_CONTENT_MODEL) {
$self->{parse_error}->(level => $self->{must_level}, type => 'in CDATA:#'.$token->{type}, token => $token);
} elsif ($content_model_flag == RCDATA_CONTENT_MODEL) {
$self->{parse_error}->(level => $self->{must_level}, type => 'in RCDATA:#'.$token->{type}, token => $token);
} else {
die "$0: $content_model_flag in parse_rcdata";
}
}
$token = $self->_get_next_token;
}; # $parse_rcdata
my $script_start_tag = sub () {
my $script_el;
$script_el = $self->{document}->create_element_ns
($HTML_NS, [undef, 'script']);
for my $attr_name (keys %{ $token->{attributes}}) {
my $attr_t = $token->{attributes}->{$attr_name};
my $attr = $self->{document}->create_attribute_ns (undef, [undef, $attr_name]);
$attr->value ($attr_t->{value});
$attr->set_user_data (manakai_source_line => $attr_t->{line});
$attr->set_user_data (manakai_source_column => $attr_t->{column});
$script_el->set_attribute_node_ns ($attr);
}
$script_el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$script_el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
## TODO: mark as "parser-inserted"
$self->{content_model} = CDATA_CONTENT_MODEL;
delete $self->{escape}; # MUST
my $text = '';
$token = $self->_get_next_token;
while ($token->{type} == CHARACTER_TOKEN) {
$text .= $token->{data};
$token = $self->_get_next_token;
} # stop if non-character token or tokenizer stops tokenising
if (length $text) {
$script_el->manakai_append_text ($text);
}
$self->{content_model} = PCDATA_CONTENT_MODEL;
if ($token->{type} == END_TAG_TOKEN and
$token->{tag_name} eq 'script') {
## Ignore the token
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'in CDATA:#'.$token->{type}, token => $token);
## ISSUE: And ignore?
## TODO: mark as "already executed"
}
if (defined $self->{inner_html_node}) {
## TODO: mark as "already executed"
} else {
## TODO: $old_insertion_point = current insertion point
## TODO: insertion point = just before the next input character
$insert->($script_el);
## TODO: insertion point = $old_insertion_point (might be "undefined")
## TODO: if there is a script that will execute as soon as the parser resume, then...
}
$token = $self->_get_next_token;
}; # $script_start_tag
## NOTE: $open_tables->[-1]->[0] is the "current table" element node.
## NOTE: $open_tables->[-1]->[1] is the "tainted" flag.
my $open_tables = [[$self->{open_elements}->[0]->[0]]];
my $formatting_end_tag = sub {
my $end_tag_token = shift;
my $tag_name = $end_tag_token->{tag_name};
## NOTE: The adoption agency algorithm (AAA).
FET: {
## Step 1
my $formatting_element;
my $formatting_element_i_in_active;
AFE: for (reverse 0..$#$active_formatting_elements) {
if ($active_formatting_elements->[$_]->[0] eq '#marker') {
last AFE;
} elsif ($active_formatting_elements->[$_]->[0]->manakai_local_name
eq $tag_name) {
$formatting_element = $active_formatting_elements->[$_];
$formatting_element_i_in_active = $_;
last AFE;
}
} # AFE
unless (defined $formatting_element) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$tag_name, token => $end_tag_token);
## Ignore the token
$token = $self->_get_next_token;
return;
}
## has an element in scope
my $in_scope = 1;
my $formatting_element_i_in_open;
INSCOPE: for (reverse 0..$#{$self->{open_elements}}) {
my $node = $self->{open_elements}->[$_];
if ($node->[0] eq $formatting_element->[0]) {
if ($in_scope) {
$formatting_element_i_in_open = $_;
last INSCOPE;
} else { # in open elements but not in scope
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{tag_name},
token => $end_tag_token);
## Ignore the token
$token = $self->_get_next_token;
return;
}
} elsif ($node->[1] & SCOPING_EL) {
$in_scope = 0;
}
} # INSCOPE
unless (defined $formatting_element_i_in_open) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{tag_name},
token => $end_tag_token);
pop @$active_formatting_elements; # $formatting_element
$token = $self->_get_next_token; ## TODO: ok?
return;
}
if (not $self->{open_elements}->[-1]->[0] eq $formatting_element->[0]) {
$self->{parse_error}->(level => $self->{must_level}, type => 'not closed',
value => $self->{open_elements}->[-1]->[0]
->manakai_local_name,
token => $end_tag_token);
}
## Step 2
my $furthest_block;
my $furthest_block_i_in_open;
OE: for (reverse 0..$#{$self->{open_elements}}) {
my $node = $self->{open_elements}->[$_];
if (not ($node->[1] & FORMATTING_EL) and
#not $phrasing_category->{$node->[1]} and
($node->[1] & SPECIAL_EL or
$node->[1] & SCOPING_EL)) { ## Scoping is redundant, maybe
$furthest_block = $node;
$furthest_block_i_in_open = $_;
} elsif ($node->[0] eq $formatting_element->[0]) {
last OE;
}
} # OE
## Step 3
unless (defined $furthest_block) { # MUST
splice @{$self->{open_elements}}, $formatting_element_i_in_open;
splice @$active_formatting_elements, $formatting_element_i_in_active, 1;
$token = $self->_get_next_token;
return;
}
## Step 4
my $common_ancestor_node = $self->{open_elements}->[$formatting_element_i_in_open - 1];
## Step 5
my $furthest_block_parent = $furthest_block->[0]->parent_node;
if (defined $furthest_block_parent) {
$furthest_block_parent->remove_child ($furthest_block->[0]);
}
## Step 6
my $bookmark_prev_el
= $active_formatting_elements->[$formatting_element_i_in_active - 1]
->[0];
## Step 7
my $node = $furthest_block;
my $node_i_in_open = $furthest_block_i_in_open;
my $last_node = $furthest_block;
S7: {
## Step 1
$node_i_in_open--;
$node = $self->{open_elements}->[$node_i_in_open];
## Step 2
my $node_i_in_active;
S7S2: {
for (reverse 0..$#$active_formatting_elements) {
if ($active_formatting_elements->[$_]->[0] eq $node->[0]) {
$node_i_in_active = $_;
last S7S2;
}
}
splice @{$self->{open_elements}}, $node_i_in_open, 1;
redo S7;
} # S7S2
## Step 3
last S7 if $node->[0] eq $formatting_element->[0];
## Step 4
if ($last_node->[0] eq $furthest_block->[0]) {
$bookmark_prev_el = $node->[0];
}
## Step 5
if ($node->[0]->has_child_nodes ()) {
my $clone = [$node->[0]->clone_node (0), $node->[1]];
$active_formatting_elements->[$node_i_in_active] = $clone;
$self->{open_elements}->[$node_i_in_open] = $clone;
$node = $clone;
}
## Step 6
$node->[0]->append_child ($last_node->[0]);
## Step 7
$last_node = $node;
## Step 8
redo S7;
} # S7
## Step 8
if ($common_ancestor_node->[1] & TABLE_ROWS_EL) {
my $foster_parent_element;
my $next_sibling;
OE: for (reverse 0..$#{$self->{open_elements}}) {
if ($self->{open_elements}->[$_]->[1] & TABLE_EL) {
my $parent = $self->{open_elements}->[$_]->[0]->parent_node;
if (defined $parent and $parent->node_type == 1) {
$foster_parent_element = $parent;
$next_sibling = $self->{open_elements}->[$_]->[0];
} else {
$foster_parent_element
= $self->{open_elements}->[$_ - 1]->[0];
}
last OE;
}
} # OE
$foster_parent_element = $self->{open_elements}->[0]->[0]
unless defined $foster_parent_element;
$foster_parent_element->insert_before ($last_node->[0], $next_sibling);
$open_tables->[-1]->[1] = 1; # tainted
} else {
$common_ancestor_node->[0]->append_child ($last_node->[0]);
}
## Step 9
my $clone = [$formatting_element->[0]->clone_node (0),
$formatting_element->[1]];
## Step 10
my @cn = @{$furthest_block->[0]->child_nodes};
$clone->[0]->append_child ($_) for @cn;
## Step 11
$furthest_block->[0]->append_child ($clone->[0]);
## Step 12
my $i;
AFE: for (reverse 0..$#$active_formatting_elements) {
if ($active_formatting_elements->[$_]->[0] eq $formatting_element->[0]) {
splice @$active_formatting_elements, $_, 1;
$i-- and last AFE if defined $i;
} elsif ($active_formatting_elements->[$_]->[0] eq $bookmark_prev_el) {
$i = $_;
}
} # AFE
splice @$active_formatting_elements, $i + 1, 0, $clone;
## Step 13
undef $i;
OE: for (reverse 0..$#{$self->{open_elements}}) {
if ($self->{open_elements}->[$_]->[0] eq $formatting_element->[0]) {
splice @{$self->{open_elements}}, $_, 1;
$i-- and last OE if defined $i;
} elsif ($self->{open_elements}->[$_]->[0] eq $furthest_block->[0]) {
$i = $_;
}
} # OE
splice @{$self->{open_elements}}, $i + 1, 1, $clone;
## Step 14
redo FET;
} # FET
}; # $formatting_end_tag
$insert = my $insert_to_current = sub {
$self->{open_elements}->[-1]->[0]->append_child ($_[0]);
}; # $insert_to_current
my $insert_to_foster = sub {
my $child = shift;
if ($self->{open_elements}->[-1]->[1] & TABLE_ROWS_EL) {
# MUST
my $foster_parent_element;
my $next_sibling;
OE: for (reverse 0..$#{$self->{open_elements}}) {
if ($self->{open_elements}->[$_]->[1] & TABLE_EL) {
my $parent = $self->{open_elements}->[$_]->[0]->parent_node;
if (defined $parent and $parent->node_type == 1) {
$foster_parent_element = $parent;
$next_sibling = $self->{open_elements}->[$_]->[0];
} else {
$foster_parent_element
= $self->{open_elements}->[$_ - 1]->[0];
}
last OE;
}
} # OE
$foster_parent_element = $self->{open_elements}->[0]->[0]
unless defined $foster_parent_element;
$foster_parent_element->insert_before
($child, $next_sibling);
$open_tables->[-1]->[1] = 1; # tainted
} else {
$self->{open_elements}->[-1]->[0]->append_child ($child);
}
}; # $insert_to_foster
B: while (1) {
if ($token->{type} == DOCTYPE_TOKEN) {
$self->{parse_error}->(level => $self->{must_level}, type => 'DOCTYPE in the middle', token => $token);
## Ignore the token
## Stay in the phase
$token = $self->_get_next_token;
next B;
} elsif ($token->{type} == START_TAG_TOKEN and
$token->{tag_name} eq 'html') {
if ($self->{insertion_mode} == AFTER_HTML_BODY_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'after html:html', token => $token);
$self->{insertion_mode} = AFTER_BODY_IM;
} elsif ($self->{insertion_mode} == AFTER_HTML_FRAMESET_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'after html:html', token => $token);
$self->{insertion_mode} = AFTER_FRAMESET_IM;
} else {
}
$self->{parse_error}->(level => $self->{must_level}, type => 'not first start tag', token => $token);
my $top_el = $self->{open_elements}->[0]->[0];
for my $attr_name (keys %{$token->{attributes}}) {
unless ($top_el->has_attribute_ns (undef, $attr_name)) {
$top_el->set_attribute_ns
(undef, [undef, $attr_name],
$token->{attributes}->{$attr_name}->{value});
}
}
$token = $self->_get_next_token;
next B;
} elsif ($token->{type} == COMMENT_TOKEN) {
my $comment = $self->{document}->create_comment ($token->{data});
if ($self->{insertion_mode} & AFTER_HTML_IMS) {
$self->{document}->append_child ($comment);
} elsif ($self->{insertion_mode} == AFTER_BODY_IM) {
$self->{open_elements}->[0]->[0]->append_child ($comment);
} else {
$self->{open_elements}->[-1]->[0]->append_child ($comment);
}
$token = $self->_get_next_token;
next B;
} elsif ($self->{insertion_mode} & IN_FOREIGN_CONTENT_IM) {
if ($token->{type} == CHARACTER_TOKEN) {
$self->{open_elements}->[-1]->[0]->manakai_append_text ($token->{data});
$token = $self->_get_next_token;
next B;
} elsif ($token->{type} == START_TAG_TOKEN) {
if ((not {mglyph => 1, malignmark => 1}->{$token->{tag_name}} and
$self->{open_elements}->[-1]->[1] & FOREIGN_FLOW_CONTENT_EL) or
not ($self->{open_elements}->[-1]->[1] & FOREIGN_EL) or
($token->{tag_name} eq 'svg' and
$self->{open_elements}->[-1]->[1] & MML_AXML_EL)) {
## NOTE: "using the rules for secondary insertion mode"then"continue"
#
} elsif ({
b => 1, big => 1, blockquote => 1, body => 1, br => 1,
center => 1, code => 1, dd => 1, div => 1, dl => 1, dt => 1,
em => 1, embed => 1, font => 1, h1 => 1, h2 => 1, h3 => 1,
h4 => 1, h5 => 1, h6 => 1, head => 1, hr => 1, i => 1,
img => 1, li => 1, listing => 1, menu => 1, meta => 1,
nobr => 1, ol => 1, p => 1, pre => 1, ruby => 1, s => 1,
small => 1, span => 1, strong => 1, strike => 1, sub => 1,
sup => 1, table => 1, tt => 1, u => 1, ul => 1, var => 1,
}->{$token->{tag_name}}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'not closed',
value => $self->{open_elements}->[-1]->[0]
->manakai_local_name,
token => $token);
pop @{$self->{open_elements}}
while $self->{open_elements}->[-1]->[1] & FOREIGN_EL;
$self->{insertion_mode} &= ~ IN_FOREIGN_CONTENT_IM;
## Reprocess.
next B;
} else {
my $nsuri = $self->{open_elements}->[-1]->[0]->namespace_uri;
my $tag_name = $token->{tag_name};
if ($nsuri eq $SVG_NS) {
$tag_name = {
altglyph => 'altGlyph',
altglyphdef => 'altGlyphDef',
altglyphitem => 'altGlyphItem',
animatecolor => 'animateColor',
animatemotion => 'animateMotion',
animatetransform => 'animateTransform',
clippath => 'clipPath',
feblend => 'feBlend',
fecolormatrix => 'feColorMatrix',
fecomponenttransfer => 'feComponentTransfer',
fecomposite => 'feComposite',
feconvolvematrix => 'feConvolveMatrix',
fediffuselighting => 'feDiffuseLighting',
fedisplacementmap => 'feDisplacementMap',
fedistantlight => 'feDistantLight',
feflood => 'feFlood',
fefunca => 'feFuncA',
fefuncb => 'feFuncB',
fefuncg => 'feFuncG',
fefuncr => 'feFuncR',
fegaussianblur => 'feGaussianBlur',
feimage => 'feImage',
femerge => 'feMerge',
femergenode => 'feMergeNode',
femorphology => 'feMorphology',
feoffset => 'feOffset',
fepointlight => 'fePointLight',
fespecularlighting => 'feSpecularLighting',
fespotlight => 'feSpotLight',
fetile => 'feTile',
feturbulence => 'feTurbulence',
foreignobject => 'foreignObject',
glyphref => 'glyphRef',
lineargradient => 'linearGradient',
radialgradient => 'radialGradient',
#solidcolor => 'solidColor', ## NOTE: Commented in spec (SVG1.2)
textpath => 'textPath',
}->{$tag_name} || $tag_name;
}
## "adjust SVG attributes" (SVG only) - done in insert-element-f
## "adjust foreign attributes" - done in insert-element-f
{
my $el;
$el = $self->{document}->create_element_ns
($nsuri, [undef, $tag_name]);
for my $attr_name (keys %{ $token->{attributes}}) {
my $attr_t = $token->{attributes}->{$attr_name};
my $attr = $self->{document}->create_attribute_ns (
@{
$foreign_attr_xname->{$attr_name} ||
[undef, [undef,
$nsuri eq $SVG_NS ?
($svg_attr_name->{$attr_name} || $attr_name) :
$attr_name]]
}
);
$attr->value ($attr_t->{value});
$attr->set_user_data (manakai_source_line => $attr_t->{line});
$attr->set_user_data (manakai_source_column => $attr_t->{column});
$el->set_attribute_node_ns ($attr);
}
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$insert->($el);
push @{$self->{open_elements}}, [$el, ($el_category_f->{$nsuri}->{ $tag_name} || 0) | FOREIGN_EL];
if ( $token->{attributes}->{xmlns} and $token->{attributes}->{xmlns}->{value} ne ($nsuri)) {
$self->{parse_error}->(level => $self->{must_level}, type => 'bad namespace', token => $token);
## TODO: Error type documentation
}
}
if ($self->{self_closing}) {
pop @{$self->{open_elements}};
delete $self->{self_closing};
} else {
}
$token = $self->_get_next_token;
next B;
}
} elsif ($token->{type} == END_TAG_TOKEN) {
## NOTE: "using the rules for secondary insertion mode" then "continue"
#
} elsif ($token->{type} == END_OF_FILE_TOKEN) {
$self->{parse_error}->(level => $self->{must_level}, type => 'not closed',
value => $self->{open_elements}->[-1]->[0]
->manakai_local_name,
token => $token);
pop @{$self->{open_elements}}
while $self->{open_elements}->[-1]->[1] & FOREIGN_EL;
$self->{insertion_mode} &= ~ IN_FOREIGN_CONTENT_IM;
## Reprocess.
next B;
} else {
die "$0: $token->{type}: Unknown token type";
}
}
if ($self->{insertion_mode} & HEAD_IMS) {
if ($token->{type} == CHARACTER_TOKEN) {
if ($token->{data} =~ s/^([\x09\x0A\x0B\x0C\x20]+)//) {
unless ($self->{insertion_mode} == BEFORE_HEAD_IM) {
$self->{open_elements}->[-1]->[0]->manakai_append_text ($1);
} else {
## Ignore the token.
$token = $self->_get_next_token;
next B;
}
unless (length $token->{data}) {
$token = $self->_get_next_token;
next B;
}
}
if ($self->{insertion_mode} == BEFORE_HEAD_IM) {
## As if
$self->{head_element} = $self->{document}->create_element_ns
($HTML_NS, [undef, 'head']);
$self->{head_element}->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$self->{head_element}->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($self->{head_element});
push @{$self->{open_elements}},
[$self->{head_element}, $el_category->{head}];
## Reprocess in the "in head" insertion mode...
pop @{$self->{open_elements}};
## Reprocess in the "after head" insertion mode...
} elsif ($self->{insertion_mode} == IN_HEAD_NOSCRIPT_IM) {
## As if
pop @{$self->{open_elements}};
$self->{parse_error}->(level => $self->{must_level}, type => 'in noscript:#character', token => $token);
## Reprocess in the "in head" insertion mode...
## As if
pop @{$self->{open_elements}};
## Reprocess in the "after head" insertion mode...
} elsif ($self->{insertion_mode} == IN_HEAD_IM) {
pop @{$self->{open_elements}};
## Reprocess in the "after head" insertion mode...
} else {
}
## "after head" insertion mode
## As if
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, 'body']);
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($el);
push @{$self->{open_elements}}, [$el, $el_category->{'body'} || 0];
}
$self->{insertion_mode} = IN_BODY_IM;
## reprocess
next B;
} elsif ($token->{type} == START_TAG_TOKEN) {
if ($token->{tag_name} eq 'head') {
if ($self->{insertion_mode} == BEFORE_HEAD_IM) {
$self->{head_element} = $self->{document}->create_element_ns
($HTML_NS, [undef, $token->{tag_name}]);
for my $attr_name (keys %{ $token->{attributes}}) {
my $attr_t = $token->{attributes}->{$attr_name};
my $attr = $self->{document}->create_attribute_ns (undef, [undef, $attr_name]);
$attr->value ($attr_t->{value});
$attr->set_user_data (manakai_source_line => $attr_t->{line});
$attr->set_user_data (manakai_source_column => $attr_t->{column});
$self->{head_element}->set_attribute_node_ns ($attr);
}
$self->{head_element}->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$self->{head_element}->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child
($self->{head_element});
push @{$self->{open_elements}},
[$self->{head_element}, $el_category->{head}];
$self->{insertion_mode} = IN_HEAD_IM;
$token = $self->_get_next_token;
next B;
} elsif ($self->{insertion_mode} == AFTER_HEAD_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'after head:head', token => $token); ## TODO: error type
## Ignore the token
$token = $self->_get_next_token;
next B;
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'in head:head', token => $token); # or in head noscript
## Ignore the token
$token = $self->_get_next_token;
next B;
}
} elsif ($self->{insertion_mode} == BEFORE_HEAD_IM) {
## As if
$self->{head_element} = $self->{document}->create_element_ns
($HTML_NS, [undef, 'head']);
$self->{head_element}->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$self->{head_element}->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($self->{head_element});
push @{$self->{open_elements}},
[$self->{head_element}, $el_category->{head}];
$self->{insertion_mode} = IN_HEAD_IM;
## Reprocess in the "in head" insertion mode...
} else {
}
if ($token->{tag_name} eq 'base') {
if ($self->{insertion_mode} == IN_HEAD_NOSCRIPT_IM) {
## As if
pop @{$self->{open_elements}};
$self->{parse_error}->(level => $self->{must_level}, type => 'in noscript:base', token => $token);
$self->{insertion_mode} = IN_HEAD_IM;
## Reprocess in the "in head" insertion mode...
} else {
}
## NOTE: There is a "as if in head" code clone.
if ($self->{insertion_mode} == AFTER_HEAD_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'after head:'.$token->{tag_name}, token => $token);
push @{$self->{open_elements}},
[$self->{head_element}, $el_category->{head}];
} else {
}
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, $token->{tag_name}]);
for my $attr_name (keys %{ $token->{attributes}}) {
my $attr_t = $token->{attributes}->{$attr_name};
my $attr = $self->{document}->create_attribute_ns (undef, [undef, $attr_name]);
$attr->value ($attr_t->{value});
$attr->set_user_data (manakai_source_line => $attr_t->{line});
$attr->set_user_data (manakai_source_column => $attr_t->{column});
$el->set_attribute_node_ns ($attr);
}
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($el);
push @{$self->{open_elements}}, [$el, $el_category->{$token->{tag_name}} || 0];
}
pop @{$self->{open_elements}}; ## ISSUE: This step is missing in the spec.
pop @{$self->{open_elements}} #
if $self->{insertion_mode} == AFTER_HEAD_IM;
$token = $self->_get_next_token;
next B;
} elsif ($token->{tag_name} eq 'link') {
## NOTE: There is a "as if in head" code clone.
if ($self->{insertion_mode} == AFTER_HEAD_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'after head:'.$token->{tag_name}, token => $token);
push @{$self->{open_elements}},
[$self->{head_element}, $el_category->{head}];
} else {
}
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, $token->{tag_name}]);
for my $attr_name (keys %{ $token->{attributes}}) {
my $attr_t = $token->{attributes}->{$attr_name};
my $attr = $self->{document}->create_attribute_ns (undef, [undef, $attr_name]);
$attr->value ($attr_t->{value});
$attr->set_user_data (manakai_source_line => $attr_t->{line});
$attr->set_user_data (manakai_source_column => $attr_t->{column});
$el->set_attribute_node_ns ($attr);
}
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($el);
push @{$self->{open_elements}}, [$el, $el_category->{$token->{tag_name}} || 0];
}
pop @{$self->{open_elements}}; ## ISSUE: This step is missing in the spec.
pop @{$self->{open_elements}} #
if $self->{insertion_mode} == AFTER_HEAD_IM;
delete $self->{self_closing};
$token = $self->_get_next_token;
next B;
} elsif ($token->{tag_name} eq 'meta') {
## NOTE: There is a "as if in head" code clone.
if ($self->{insertion_mode} == AFTER_HEAD_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'after head:'.$token->{tag_name}, token => $token);
push @{$self->{open_elements}},
[$self->{head_element}, $el_category->{head}];
} else {
}
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, $token->{tag_name}]);
for my $attr_name (keys %{ $token->{attributes}}) {
my $attr_t = $token->{attributes}->{$attr_name};
my $attr = $self->{document}->create_attribute_ns (undef, [undef, $attr_name]);
$attr->value ($attr_t->{value});
$attr->set_user_data (manakai_source_line => $attr_t->{line});
$attr->set_user_data (manakai_source_column => $attr_t->{column});
$el->set_attribute_node_ns ($attr);
}
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($el);
push @{$self->{open_elements}}, [$el, $el_category->{$token->{tag_name}} || 0];
}
my $meta_el = pop @{$self->{open_elements}}; ## ISSUE: This step is missing in the spec.
unless ($self->{confident}) {
if ($token->{attributes}->{charset}) {
## NOTE: Whether the encoding is supported or not is handled
## in the {change_encoding} callback.
$self->{change_encoding}
->($self, $token->{attributes}->{charset}->{value},
$token);
$meta_el->[0]->get_attribute_node_ns (undef, 'charset')
->set_user_data (manakai_has_reference =>
$token->{attributes}->{charset}
->{has_reference});
} elsif ($token->{attributes}->{content}) {
if ($token->{attributes}->{content}->{value}
=~ /[Cc][Hh][Aa][Rr][Ss][Ee][Tt]
[\x09-\x0D\x20]*=
[\x09-\x0D\x20]*(?>"([^"]*)"|'([^']*)'|
([^"'\x09-\x0D\x20][^\x09-\x0D\x20\x3B]*))/x) {
## NOTE: Whether the encoding is supported or not is handled
## in the {change_encoding} callback.
$self->{change_encoding}
->($self, defined $1 ? $1 : defined $2 ? $2 : $3,
$token);
$meta_el->[0]->get_attribute_node_ns (undef, 'content')
->set_user_data (manakai_has_reference =>
$token->{attributes}->{content}
->{has_reference});
} else {
}
}
} else {
if ($token->{attributes}->{charset}) {
$meta_el->[0]->get_attribute_node_ns (undef, 'charset')
->set_user_data (manakai_has_reference =>
$token->{attributes}->{charset}
->{has_reference});
}
if ($token->{attributes}->{content}) {
$meta_el->[0]->get_attribute_node_ns (undef, 'content')
->set_user_data (manakai_has_reference =>
$token->{attributes}->{content}
->{has_reference});
}
}
pop @{$self->{open_elements}} #
if $self->{insertion_mode} == AFTER_HEAD_IM;
delete $self->{self_closing};
$token = $self->_get_next_token;
next B;
} elsif ($token->{tag_name} eq 'title') {
if ($self->{insertion_mode} == IN_HEAD_NOSCRIPT_IM) {
## As if
pop @{$self->{open_elements}};
$self->{parse_error}->(level => $self->{must_level}, type => 'in noscript:title', token => $token);
$self->{insertion_mode} = IN_HEAD_IM;
## Reprocess in the "in head" insertion mode...
} elsif ($self->{insertion_mode} == AFTER_HEAD_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'after head:'.$token->{tag_name}, token => $token);
push @{$self->{open_elements}},
[$self->{head_element}, $el_category->{head}];
} else {
}
## NOTE: There is a "as if in head" code clone.
my $parent = defined $self->{head_element} ? $self->{head_element}
: $self->{open_elements}->[-1]->[0];
$parse_rcdata->(RCDATA_CONTENT_MODEL);
pop @{$self->{open_elements}} #
if $self->{insertion_mode} == AFTER_HEAD_IM;
next B;
} elsif ($token->{tag_name} eq 'style') {
## NOTE: Or (scripting is enabled and tag_name eq 'noscript' and
## insertion mode IN_HEAD_IM)
## NOTE: There is a "as if in head" code clone.
if ($self->{insertion_mode} == AFTER_HEAD_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'after head:'.$token->{tag_name}, token => $token);
push @{$self->{open_elements}},
[$self->{head_element}, $el_category->{head}];
} else {
}
$parse_rcdata->(CDATA_CONTENT_MODEL);
pop @{$self->{open_elements}} #
if $self->{insertion_mode} == AFTER_HEAD_IM;
next B;
} elsif ($token->{tag_name} eq 'noscript') {
if ($self->{insertion_mode} == IN_HEAD_IM) {
## NOTE: and scripting is disalbed
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, $token->{tag_name}]);
for my $attr_name (keys %{ $token->{attributes}}) {
my $attr_t = $token->{attributes}->{$attr_name};
my $attr = $self->{document}->create_attribute_ns (undef, [undef, $attr_name]);
$attr->value ($attr_t->{value});
$attr->set_user_data (manakai_source_line => $attr_t->{line});
$attr->set_user_data (manakai_source_column => $attr_t->{column});
$el->set_attribute_node_ns ($attr);
}
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($el);
push @{$self->{open_elements}}, [$el, $el_category->{$token->{tag_name}} || 0];
}
$self->{insertion_mode} = IN_HEAD_NOSCRIPT_IM;
$token = $self->_get_next_token;
next B;
} elsif ($self->{insertion_mode} == IN_HEAD_NOSCRIPT_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'in noscript:noscript', token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
} else {
#
}
} elsif ($token->{tag_name} eq 'script') {
if ($self->{insertion_mode} == IN_HEAD_NOSCRIPT_IM) {
## As if
pop @{$self->{open_elements}};
$self->{parse_error}->(level => $self->{must_level}, type => 'in noscript:script', token => $token);
$self->{insertion_mode} = IN_HEAD_IM;
## Reprocess in the "in head" insertion mode...
} elsif ($self->{insertion_mode} == AFTER_HEAD_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'after head:'.$token->{tag_name}, token => $token);
push @{$self->{open_elements}},
[$self->{head_element}, $el_category->{head}];
} else {
}
## NOTE: There is a "as if in head" code clone.
$script_start_tag->();
pop @{$self->{open_elements}} #
if $self->{insertion_mode} == AFTER_HEAD_IM;
next B;
} elsif ($token->{tag_name} eq 'body' or
$token->{tag_name} eq 'frameset') {
if ($self->{insertion_mode} == IN_HEAD_NOSCRIPT_IM) {
## As if
pop @{$self->{open_elements}};
$self->{parse_error}->(level => $self->{must_level}, type => 'in noscript:'.$token->{tag_name}, token => $token);
## Reprocess in the "in head" insertion mode...
## As if
pop @{$self->{open_elements}};
## Reprocess in the "after head" insertion mode...
} elsif ($self->{insertion_mode} == IN_HEAD_IM) {
pop @{$self->{open_elements}};
## Reprocess in the "after head" insertion mode...
} else {
}
## "after head" insertion mode
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, $token->{tag_name}]);
for my $attr_name (keys %{ $token->{attributes}}) {
my $attr_t = $token->{attributes}->{$attr_name};
my $attr = $self->{document}->create_attribute_ns (undef, [undef, $attr_name]);
$attr->value ($attr_t->{value});
$attr->set_user_data (manakai_source_line => $attr_t->{line});
$attr->set_user_data (manakai_source_column => $attr_t->{column});
$el->set_attribute_node_ns ($attr);
}
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($el);
push @{$self->{open_elements}}, [$el, $el_category->{$token->{tag_name}} || 0];
}
if ($token->{tag_name} eq 'body') {
$self->{insertion_mode} = IN_BODY_IM;
} elsif ($token->{tag_name} eq 'frameset') {
$self->{insertion_mode} = IN_FRAMESET_IM;
} else {
die "$0: tag name: $self->{tag_name}";
}
$token = $self->_get_next_token;
next B;
} else {
#
}
if ($self->{insertion_mode} == IN_HEAD_NOSCRIPT_IM) {
## As if
pop @{$self->{open_elements}};
$self->{parse_error}->(level => $self->{must_level}, type => 'in noscript:/'.$token->{tag_name}, token => $token);
## Reprocess in the "in head" insertion mode...
## As if
pop @{$self->{open_elements}};
## Reprocess in the "after head" insertion mode...
} elsif ($self->{insertion_mode} == IN_HEAD_IM) {
## As if
pop @{$self->{open_elements}};
## Reprocess in the "after head" insertion mode...
} else {
}
## "after head" insertion mode
## As if
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, 'body']);
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($el);
push @{$self->{open_elements}}, [$el, $el_category->{'body'} || 0];
}
$self->{insertion_mode} = IN_BODY_IM;
## reprocess
next B;
} elsif ($token->{type} == END_TAG_TOKEN) {
if ($token->{tag_name} eq 'head') {
if ($self->{insertion_mode} == BEFORE_HEAD_IM) {
## As if
$self->{head_element} = $self->{document}->create_element_ns
($HTML_NS, [undef, 'head']);
$self->{head_element}->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$self->{head_element}->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($self->{head_element});
push @{$self->{open_elements}},
[$self->{head_element}, $el_category->{head}];
## Reprocess in the "in head" insertion mode...
pop @{$self->{open_elements}};
$self->{insertion_mode} = AFTER_HEAD_IM;
$token = $self->_get_next_token;
next B;
} elsif ($self->{insertion_mode} == IN_HEAD_NOSCRIPT_IM) {
## As if
pop @{$self->{open_elements}};
$self->{parse_error}->(level => $self->{must_level}, type => 'in noscript:/head', token => $token);
## Reprocess in the "in head" insertion mode...
pop @{$self->{open_elements}};
$self->{insertion_mode} = AFTER_HEAD_IM;
$token = $self->_get_next_token;
next B;
} elsif ($self->{insertion_mode} == IN_HEAD_IM) {
pop @{$self->{open_elements}};
$self->{insertion_mode} = AFTER_HEAD_IM;
$token = $self->_get_next_token;
next B;
} elsif ($self->{insertion_mode} == AFTER_HEAD_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:head', token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
} else {
die "$0: $self->{insertion_mode}: Unknown insertion mode";
}
} elsif ($token->{tag_name} eq 'noscript') {
if ($self->{insertion_mode} == IN_HEAD_NOSCRIPT_IM) {
pop @{$self->{open_elements}};
$self->{insertion_mode} = IN_HEAD_IM;
$token = $self->_get_next_token;
next B;
} elsif ($self->{insertion_mode} == BEFORE_HEAD_IM or
$self->{insertion_mode} == AFTER_HEAD_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:noscript', token => $token);
## Ignore the token ## ISSUE: An issue in the spec.
$token = $self->_get_next_token;
next B;
} else {
#
}
} elsif ({
body => 1, html => 1,
}->{$token->{tag_name}}) {
if ($self->{insertion_mode} == BEFORE_HEAD_IM or
$self->{insertion_mode} == IN_HEAD_IM or
$self->{insertion_mode} == IN_HEAD_NOSCRIPT_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
} elsif ($self->{insertion_mode} == AFTER_HEAD_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:' . $token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
} else {
die "$0: $self->{insertion_mode}: Unknown insertion mode";
}
} elsif ($token->{tag_name} eq 'p') {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:p', token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
} elsif ($token->{tag_name} eq 'br') {
if ($self->{insertion_mode} == BEFORE_HEAD_IM) {
## (before head) as if , (in head) as if
$self->{head_element} = $self->{document}->create_element_ns
($HTML_NS, [undef, 'head']);
$self->{head_element}->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$self->{head_element}->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($self->{head_element});
$self->{insertion_mode} = AFTER_HEAD_IM;
## Reprocess in the "after head" insertion mode...
} elsif ($self->{insertion_mode} == IN_HEAD_IM) {
## As if
pop @{$self->{open_elements}};
$self->{insertion_mode} = AFTER_HEAD_IM;
## Reprocess in the "after head" insertion mode...
} elsif ($self->{insertion_mode} == IN_HEAD_NOSCRIPT_IM) {
## ISSUE: Two parse errors for
pop @{$self->{open_elements}};
$self->{insertion_mode} = IN_HEAD_IM;
## Reprocess in the "in head" insertion mode...
## As if
pop @{$self->{open_elements}};
$self->{insertion_mode} = AFTER_HEAD_IM;
## Reprocess in the "after head" insertion mode...
} elsif ($self->{insertion_mode} == AFTER_HEAD_IM) {
#
} else {
die "$0: $self->{insertion_mode}: Unknown insertion mode";
}
## ISSUE: does not agree with IE7 - it doesn't ignore .
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:br', token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
}
if ($self->{insertion_mode} == IN_HEAD_NOSCRIPT_IM) {
## As if
pop @{$self->{open_elements}};
$self->{parse_error}->(level => $self->{must_level}, type => 'in noscript:/'.$token->{tag_name}, token => $token);
## Reprocess in the "in head" insertion mode...
## As if
pop @{$self->{open_elements}};
## Reprocess in the "after head" insertion mode...
} elsif ($self->{insertion_mode} == IN_HEAD_IM) {
## As if
pop @{$self->{open_elements}};
## Reprocess in the "after head" insertion mode...
} elsif ($self->{insertion_mode} == BEFORE_HEAD_IM) {
## ISSUE: This case cannot be reached?
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{tag_name}, token => $token);
## Ignore the token ## ISSUE: An issue in the spec.
$token = $self->_get_next_token;
next B;
} else {
}
## "after head" insertion mode
## As if
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, 'body']);
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($el);
push @{$self->{open_elements}}, [$el, $el_category->{'body'} || 0];
}
$self->{insertion_mode} = IN_BODY_IM;
## reprocess
next B;
} elsif ($token->{type} == END_OF_FILE_TOKEN) {
if ($self->{insertion_mode} == BEFORE_HEAD_IM) {
## NOTE: As if
$self->{head_element} = $self->{document}->create_element_ns
($HTML_NS, [undef, 'head']);
$self->{head_element}->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$self->{head_element}->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child
($self->{head_element});
#push @{$self->{open_elements}},
# [$self->{head_element}, $el_category->{head}];
#$self->{insertion_mode} = IN_HEAD_IM;
## NOTE: Reprocess.
## NOTE: As if
#pop @{$self->{open_elements}};
#$self->{insertion_mode} = IN_AFTER_HEAD_IM;
## NOTE: Reprocess.
#
} elsif ($self->{insertion_mode} == IN_HEAD_IM) {
## NOTE: As if
pop @{$self->{open_elements}};
#$self->{insertion_mode} = IN_AFTER_HEAD_IM;
## NOTE: Reprocess.
#
} elsif ($self->{insertion_mode} == IN_HEAD_NOSCRIPT_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'in noscript:#eof', token => $token);
## As if
pop @{$self->{open_elements}};
#$self->{insertion_mode} = IN_HEAD_IM;
## NOTE: Reprocess.
## NOTE: As if
pop @{$self->{open_elements}};
#$self->{insertion_mode} = IN_AFTER_HEAD_IM;
## NOTE: Reprocess.
#
} else {
#
}
## NOTE: As if
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, 'body']);
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($el);
push @{$self->{open_elements}}, [$el, $el_category->{'body'} || 0];
}
$self->{insertion_mode} = IN_BODY_IM;
## NOTE: Reprocess.
next B;
} else {
die "$0: $token->{type}: Unknown token type";
}
## ISSUE: An issue in the spec.
} elsif ($self->{insertion_mode} & BODY_IMS) {
if ($token->{type} == CHARACTER_TOKEN) {
## NOTE: There is a code clone of "character in body".
$reconstruct_active_formatting_elements->($insert_to_current);
$self->{open_elements}->[-1]->[0]->manakai_append_text ($token->{data});
$token = $self->_get_next_token;
next B;
} elsif ($token->{type} == START_TAG_TOKEN) {
if ({
caption => 1, col => 1, colgroup => 1, tbody => 1,
td => 1, tfoot => 1, th => 1, thead => 1, tr => 1,
}->{$token->{tag_name}}) {
if ($self->{insertion_mode} == IN_CELL_IM) {
## have an element in table scope
for (reverse 0..$#{$self->{open_elements}}) {
my $node = $self->{open_elements}->[$_];
if ($node->[1] & TABLE_CELL_EL) {
## Close the cell
$token->{self_closing} = $self->{self_closing};
unshift @{$self->{token}}, $token;
delete $self->{self_closing};
#
$token = {type => END_TAG_TOKEN,
tag_name => $node->[0]->manakai_local_name,
line => $token->{line},
column => $token->{column}};
next B;
} elsif ($node->[1] & TABLE_SCOPING_EL) {
## ISSUE: This case can never be reached, maybe.
last;
}
}
$self->{parse_error}->(level => $self->{must_level}, type => 'start tag not allowed',
value => $token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
} elsif ($self->{insertion_mode} == IN_CAPTION_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'not closed:caption', token => $token);
## NOTE: As if .
## have a table element in table scope
my $i;
INSCOPE: {
for (reverse 0..$#{$self->{open_elements}}) {
my $node = $self->{open_elements}->[$_];
if ($node->[1] & CAPTION_EL) {
$i = $_;
last INSCOPE;
} elsif ($node->[1] & TABLE_SCOPING_EL) {
last;
}
}
$self->{parse_error}->(level => $self->{must_level}, type => 'start tag not allowed',
value => $token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
} # INSCOPE
## generate implied end tags
while ($self->{open_elements}->[-1]->[1]
& END_TAG_OPTIONAL_EL) {
pop @{$self->{open_elements}};
}
unless ($self->{open_elements}->[-1]->[1] & CAPTION_EL) {
$self->{parse_error}->(level => $self->{must_level}, type => 'not closed',
value => $self->{open_elements}->[-1]->[0]
->manakai_local_name,
token => $token);
} else {
}
splice @{$self->{open_elements}}, $i;
$clear_up_to_marker->();
$self->{insertion_mode} = IN_TABLE_IM;
## reprocess
next B;
} else {
#
}
} else {
#
}
} elsif ($token->{type} == END_TAG_TOKEN) {
if ($token->{tag_name} eq 'td' or $token->{tag_name} eq 'th') {
if ($self->{insertion_mode} == IN_CELL_IM) {
## have an element in table scope
my $i;
INSCOPE: for (reverse 0..$#{$self->{open_elements}}) {
my $node = $self->{open_elements}->[$_];
if ($node->[0]->manakai_local_name eq $token->{tag_name}) {
$i = $_;
last INSCOPE;
} elsif ($node->[1] & TABLE_SCOPING_EL) {
last INSCOPE;
}
} # INSCOPE
unless (defined $i) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
}
## generate implied end tags
while ($self->{open_elements}->[-1]->[1]
& END_TAG_OPTIONAL_EL) {
pop @{$self->{open_elements}};
}
if ($self->{open_elements}->[-1]->[0]->manakai_local_name
ne $token->{tag_name}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'not closed',
value => $self->{open_elements}->[-1]->[0]
->manakai_local_name,
token => $token);
} else {
}
splice @{$self->{open_elements}}, $i;
$clear_up_to_marker->();
$self->{insertion_mode} = IN_ROW_IM;
$token = $self->_get_next_token;
next B;
} elsif ($self->{insertion_mode} == IN_CAPTION_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
} else {
#
}
} elsif ($token->{tag_name} eq 'caption') {
if ($self->{insertion_mode} == IN_CAPTION_IM) {
## have a table element in table scope
my $i;
INSCOPE: {
for (reverse 0..$#{$self->{open_elements}}) {
my $node = $self->{open_elements}->[$_];
if ($node->[1] & CAPTION_EL) {
$i = $_;
last INSCOPE;
} elsif ($node->[1] & TABLE_SCOPING_EL) {
last;
}
}
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag',
value => $token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
} # INSCOPE
## generate implied end tags
while ($self->{open_elements}->[-1]->[1]
& END_TAG_OPTIONAL_EL) {
pop @{$self->{open_elements}};
}
unless ($self->{open_elements}->[-1]->[1] & CAPTION_EL) {
$self->{parse_error}->(level => $self->{must_level}, type => 'not closed',
value => $self->{open_elements}->[-1]->[0]
->manakai_local_name,
token => $token);
} else {
}
splice @{$self->{open_elements}}, $i;
$clear_up_to_marker->();
$self->{insertion_mode} = IN_TABLE_IM;
$token = $self->_get_next_token;
next B;
} elsif ($self->{insertion_mode} == IN_CELL_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
} else {
#
}
} elsif ({
table => 1, tbody => 1, tfoot => 1,
thead => 1, tr => 1,
}->{$token->{tag_name}} and
$self->{insertion_mode} == IN_CELL_IM) {
## have an element in table scope
my $i;
my $tn;
INSCOPE: {
for (reverse 0..$#{$self->{open_elements}}) {
my $node = $self->{open_elements}->[$_];
if ($node->[0]->manakai_local_name eq $token->{tag_name}) {
$i = $_;
## Close the cell
$token->{self_closing} = $self->{self_closing};
unshift @{$self->{token}}, $token;
delete $self->{self_closing};
#
$token = {type => END_TAG_TOKEN, tag_name => $tn,
line => $token->{line},
column => $token->{column}};
next B;
} elsif ($node->[1] & TABLE_CELL_EL) {
$tn = $node->[0]->manakai_local_name;
## NOTE: There is exactly one |td| or |th| element
## in scope in the stack of open elements by definition.
} elsif ($node->[1] & TABLE_SCOPING_EL) {
## ISSUE: Can this be reached?
last;
}
}
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag',
value => $token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
} # INSCOPE
} elsif ($token->{tag_name} eq 'table' and
$self->{insertion_mode} == IN_CAPTION_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'not closed:caption', token => $token);
## As if
## have a table element in table scope
my $i;
INSCOPE: for (reverse 0..$#{$self->{open_elements}}) {
my $node = $self->{open_elements}->[$_];
if ($node->[1] & CAPTION_EL) {
$i = $_;
last INSCOPE;
} elsif ($node->[1] & TABLE_SCOPING_EL) {
last INSCOPE;
}
} # INSCOPE
unless (defined $i) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:caption', token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
}
## generate implied end tags
while ($self->{open_elements}->[-1]->[1] & END_TAG_OPTIONAL_EL) {
pop @{$self->{open_elements}};
}
unless ($self->{open_elements}->[-1]->[1] & CAPTION_EL) {
$self->{parse_error}->(level => $self->{must_level}, type => 'not closed',
value => $self->{open_elements}->[-1]->[0]
->manakai_local_name,
token => $token);
} else {
}
splice @{$self->{open_elements}}, $i;
$clear_up_to_marker->();
$self->{insertion_mode} = IN_TABLE_IM;
## reprocess
next B;
} elsif ({
body => 1, col => 1, colgroup => 1, html => 1,
}->{$token->{tag_name}}) {
if ($self->{insertion_mode} & BODY_TABLE_IMS) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
} else {
#
}
} elsif ({
tbody => 1, tfoot => 1,
thead => 1, tr => 1,
}->{$token->{tag_name}} and
$self->{insertion_mode} == IN_CAPTION_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
} else {
#
}
} elsif ($token->{type} == END_OF_FILE_TOKEN) {
for my $entry (@{$self->{open_elements}}) {
unless ($entry->[1] & ALL_END_TAG_OPTIONAL_EL) {
$self->{parse_error}->(level => $self->{must_level}, type => 'in body:#eof', token => $token);
last;
}
}
## Stop parsing.
last B;
} else {
die "$0: $token->{type}: Unknown token type";
}
$insert = $insert_to_current;
#
} elsif ($self->{insertion_mode} & TABLE_IMS) {
if ($token->{type} == CHARACTER_TOKEN) {
if (not $open_tables->[-1]->[1] and # tainted
$token->{data} =~ s/^([\x09\x0A\x0B\x0C\x20]+)//) {
$self->{open_elements}->[-1]->[0]->manakai_append_text ($1);
unless (length $token->{data}) {
$token = $self->_get_next_token;
next B;
} else {
}
}
$self->{parse_error}->(level => $self->{must_level}, type => 'in table:#character', token => $token);
## As if in body, but insert into foster parent element
## ISSUE: Spec says that "whenever a node would be inserted
## into the current node" while characters might not be
## result in a new Text node.
$reconstruct_active_formatting_elements->($insert_to_foster);
if ($self->{open_elements}->[-1]->[1] & TABLE_ROWS_EL) {
# MUST
my $foster_parent_element;
my $next_sibling;
my $prev_sibling;
OE: for (reverse 0..$#{$self->{open_elements}}) {
if ($self->{open_elements}->[$_]->[1] & TABLE_EL) {
my $parent = $self->{open_elements}->[$_]->[0]->parent_node;
if (defined $parent and $parent->node_type == 1) {
$foster_parent_element = $parent;
$next_sibling = $self->{open_elements}->[$_]->[0];
$prev_sibling = $next_sibling->previous_sibling;
} else {
$foster_parent_element = $self->{open_elements}->[$_ - 1]->[0];
$prev_sibling = $foster_parent_element->last_child;
}
last OE;
}
} # OE
$foster_parent_element = $self->{open_elements}->[0]->[0] and
$prev_sibling = $foster_parent_element->last_child
unless defined $foster_parent_element;
if (defined $prev_sibling and
$prev_sibling->node_type == 3) {
$prev_sibling->manakai_append_text ($token->{data});
} else {
$foster_parent_element->insert_before
($self->{document}->create_text_node ($token->{data}),
$next_sibling);
}
$open_tables->[-1]->[1] = 1; # tainted
} else {
$self->{open_elements}->[-1]->[0]->manakai_append_text ($token->{data});
}
$token = $self->_get_next_token;
next B;
} elsif ($token->{type} == START_TAG_TOKEN) {
if ({
tr => ($self->{insertion_mode} != IN_ROW_IM),
th => 1, td => 1,
}->{$token->{tag_name}}) {
if ($self->{insertion_mode} == IN_TABLE_IM) {
## Clear back to table context
while (not ($self->{open_elements}->[-1]->[1]
& TABLE_SCOPING_EL)) {
pop @{$self->{open_elements}};
}
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, 'tbody']);
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($el);
push @{$self->{open_elements}}, [$el, $el_category->{'tbody'} || 0];
}
$self->{insertion_mode} = IN_TABLE_BODY_IM;
## reprocess in the "in table body" insertion mode...
}
if ($self->{insertion_mode} == IN_TABLE_BODY_IM) {
unless ($token->{tag_name} eq 'tr') {
$self->{parse_error}->(level => $self->{must_level}, type => 'missing start tag:tr', token => $token);
}
## Clear back to table body context
while (not ($self->{open_elements}->[-1]->[1]
& TABLE_ROWS_SCOPING_EL)) {
## ISSUE: Can this case be reached?
pop @{$self->{open_elements}};
}
$self->{insertion_mode} = IN_ROW_IM;
if ($token->{tag_name} eq 'tr') {
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, $token->{tag_name}]);
for my $attr_name (keys %{ $token->{attributes}}) {
my $attr_t = $token->{attributes}->{$attr_name};
my $attr = $self->{document}->create_attribute_ns (undef, [undef, $attr_name]);
$attr->value ($attr_t->{value});
$attr->set_user_data (manakai_source_line => $attr_t->{line});
$attr->set_user_data (manakai_source_column => $attr_t->{column});
$el->set_attribute_node_ns ($attr);
}
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($el);
push @{$self->{open_elements}}, [$el, $el_category->{$token->{tag_name}} || 0];
}
$token = $self->_get_next_token;
next B;
} else {
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, 'tr']);
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($el);
push @{$self->{open_elements}}, [$el, $el_category->{'tr'} || 0];
}
## reprocess in the "in row" insertion mode
}
} else {
}
## Clear back to table row context
while (not ($self->{open_elements}->[-1]->[1]
& TABLE_ROW_SCOPING_EL)) {
pop @{$self->{open_elements}};
}
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, $token->{tag_name}]);
for my $attr_name (keys %{ $token->{attributes}}) {
my $attr_t = $token->{attributes}->{$attr_name};
my $attr = $self->{document}->create_attribute_ns (undef, [undef, $attr_name]);
$attr->value ($attr_t->{value});
$attr->set_user_data (manakai_source_line => $attr_t->{line});
$attr->set_user_data (manakai_source_column => $attr_t->{column});
$el->set_attribute_node_ns ($attr);
}
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($el);
push @{$self->{open_elements}}, [$el, $el_category->{$token->{tag_name}} || 0];
}
$self->{insertion_mode} = IN_CELL_IM;
push @$active_formatting_elements, ['#marker', ''];
$token = $self->_get_next_token;
next B;
} elsif ({
caption => 1, col => 1, colgroup => 1,
tbody => 1, tfoot => 1, thead => 1,
tr => 1, # $self->{insertion_mode} == IN_ROW_IM
}->{$token->{tag_name}}) {
if ($self->{insertion_mode} == IN_ROW_IM) {
## As if
## have an element in table scope
my $i;
INSCOPE: for (reverse 0..$#{$self->{open_elements}}) {
my $node = $self->{open_elements}->[$_];
if ($node->[1] & TABLE_ROW_EL) {
$i = $_;
last INSCOPE;
} elsif ($node->[1] & TABLE_SCOPING_EL) {
last INSCOPE;
}
} # INSCOPE
unless (defined $i) {
## TODO: This type is wrong.
$self->{parse_error}->(level => $self->{must_level}, type => 'unmacthed end tag:'.$token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
}
## Clear back to table row context
while (not ($self->{open_elements}->[-1]->[1]
& TABLE_ROW_SCOPING_EL)) {
## ISSUE: Can this case be reached?
pop @{$self->{open_elements}};
}
pop @{$self->{open_elements}}; # tr
$self->{insertion_mode} = IN_TABLE_BODY_IM;
if ($token->{tag_name} eq 'tr') {
## reprocess
next B;
} else {
## reprocess in the "in table body" insertion mode...
}
}
if ($self->{insertion_mode} == IN_TABLE_BODY_IM) {
## have an element in table scope
my $i;
INSCOPE: for (reverse 0..$#{$self->{open_elements}}) {
my $node = $self->{open_elements}->[$_];
if ($node->[1] & TABLE_ROW_GROUP_EL) {
$i = $_;
last INSCOPE;
} elsif ($node->[1] & TABLE_SCOPING_EL) {
last INSCOPE;
}
} # INSCOPE
unless (defined $i) {
## TODO: This erorr type ios wrong.
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
}
## Clear back to table body context
while (not ($self->{open_elements}->[-1]->[1]
& TABLE_ROWS_SCOPING_EL)) {
## ISSUE: Can this state be reached?
pop @{$self->{open_elements}};
}
## As if <{current node}>
## have an element in table scope
## true by definition
## Clear back to table body context
## nop by definition
pop @{$self->{open_elements}};
$self->{insertion_mode} = IN_TABLE_IM;
## reprocess in "in table" insertion mode...
} else {
}
if ($token->{tag_name} eq 'col') {
## Clear back to table context
while (not ($self->{open_elements}->[-1]->[1]
& TABLE_SCOPING_EL)) {
## ISSUE: Can this state be reached?
pop @{$self->{open_elements}};
}
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, 'colgroup']);
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($el);
push @{$self->{open_elements}}, [$el, $el_category->{'colgroup'} || 0];
}
$self->{insertion_mode} = IN_COLUMN_GROUP_IM;
## reprocess
next B;
} elsif ({
caption => 1,
colgroup => 1,
tbody => 1, tfoot => 1, thead => 1,
}->{$token->{tag_name}}) {
## Clear back to table context
while (not ($self->{open_elements}->[-1]->[1]
& TABLE_SCOPING_EL)) {
## ISSUE: Can this state be reached?
pop @{$self->{open_elements}};
}
push @$active_formatting_elements, ['#marker', '']
if $token->{tag_name} eq 'caption';
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, $token->{tag_name}]);
for my $attr_name (keys %{ $token->{attributes}}) {
my $attr_t = $token->{attributes}->{$attr_name};
my $attr = $self->{document}->create_attribute_ns (undef, [undef, $attr_name]);
$attr->value ($attr_t->{value});
$attr->set_user_data (manakai_source_line => $attr_t->{line});
$attr->set_user_data (manakai_source_column => $attr_t->{column});
$el->set_attribute_node_ns ($attr);
}
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($el);
push @{$self->{open_elements}}, [$el, $el_category->{$token->{tag_name}} || 0];
}
$self->{insertion_mode} = {
caption => IN_CAPTION_IM,
colgroup => IN_COLUMN_GROUP_IM,
tbody => IN_TABLE_BODY_IM,
tfoot => IN_TABLE_BODY_IM,
thead => IN_TABLE_BODY_IM,
}->{$token->{tag_name}};
$token = $self->_get_next_token;
next B;
} else {
die "$0: in table: <>: $token->{tag_name}";
}
} elsif ($token->{tag_name} eq 'table') {
$self->{parse_error}->(level => $self->{must_level}, type => 'not closed',
value => $self->{open_elements}->[-1]->[0]
->manakai_local_name,
token => $token);
## As if
## have a table element in table scope
my $i;
INSCOPE: for (reverse 0..$#{$self->{open_elements}}) {
my $node = $self->{open_elements}->[$_];
if ($node->[1] & TABLE_EL) {
$i = $_;
last INSCOPE;
} elsif ($node->[1] & TABLE_SCOPING_EL) {
last INSCOPE;
}
} # INSCOPE
unless (defined $i) {
## TODO: The following is wrong, maybe.
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:table', token => $token);
## Ignore tokens
$token = $self->_get_next_token;
next B;
}
## TODO: Followings are removed from the latest spec.
## generate implied end tags
while ($self->{open_elements}->[-1]->[1] & END_TAG_OPTIONAL_EL) {
pop @{$self->{open_elements}};
}
unless ($self->{open_elements}->[-1]->[1] & TABLE_EL) {
## NOTE: |
|
$self->{parse_error}->(level => $self->{must_level}, type => 'not closed',
value => $self->{open_elements}->[-1]->[0]
->manakai_local_name,
token => $token);
} else {
}
splice @{$self->{open_elements}}, $i;
pop @{$open_tables};
$self->_reset_insertion_mode;
## reprocess
next B;
} elsif ($token->{tag_name} eq 'style') {
if (not $open_tables->[-1]->[1]) { # tainted
## NOTE: This is a "as if in head" code clone.
$parse_rcdata->(CDATA_CONTENT_MODEL);
next B;
} else {
#
}
} elsif ($token->{tag_name} eq 'script') {
if (not $open_tables->[-1]->[1]) { # tainted
## NOTE: This is a "as if in head" code clone.
$script_start_tag->();
next B;
} else {
#
}
} elsif ($token->{tag_name} eq 'input') {
if (not $open_tables->[-1]->[1]) { # tainted
if ($token->{attributes}->{type}) { ## TODO: case
my $type = lc $token->{attributes}->{type}->{value};
if ($type eq 'hidden') {
$self->{parse_error}->(level => $self->{must_level}, type => 'in table:'.$token->{tag_name}, token => $token);
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, $token->{tag_name}]);
for my $attr_name (keys %{ $token->{attributes}}) {
my $attr_t = $token->{attributes}->{$attr_name};
my $attr = $self->{document}->create_attribute_ns (undef, [undef, $attr_name]);
$attr->value ($attr_t->{value});
$attr->set_user_data (manakai_source_line => $attr_t->{line});
$attr->set_user_data (manakai_source_column => $attr_t->{column});
$el->set_attribute_node_ns ($attr);
}
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($el);
push @{$self->{open_elements}}, [$el, $el_category->{$token->{tag_name}} || 0];
}
## TODO: form element pointer
pop @{$self->{open_elements}};
$token = $self->_get_next_token;
delete $self->{self_closing};
next B;
} else {
#
}
} else {
#
}
} else {
#
}
} else {
#
}
$self->{parse_error}->(level => $self->{must_level}, type => 'in table:'.$token->{tag_name}, token => $token);
$insert = $insert_to_foster;
#
} elsif ($token->{type} == END_TAG_TOKEN) {
if ($token->{tag_name} eq 'tr' and
$self->{insertion_mode} == IN_ROW_IM) {
## have an element in table scope
my $i;
INSCOPE: for (reverse 0..$#{$self->{open_elements}}) {
my $node = $self->{open_elements}->[$_];
if ($node->[1] & TABLE_ROW_EL) {
$i = $_;
last INSCOPE;
} elsif ($node->[1] & TABLE_SCOPING_EL) {
last INSCOPE;
}
} # INSCOPE
unless (defined $i) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
} else {
}
## Clear back to table row context
while (not ($self->{open_elements}->[-1]->[1]
& TABLE_ROW_SCOPING_EL)) {
## ISSUE: Can this state be reached?
pop @{$self->{open_elements}};
}
pop @{$self->{open_elements}}; # tr
$self->{insertion_mode} = IN_TABLE_BODY_IM;
$token = $self->_get_next_token;
next B;
} elsif ($token->{tag_name} eq 'table') {
if ($self->{insertion_mode} == IN_ROW_IM) {
## As if
## have an element in table scope
my $i;
INSCOPE: for (reverse 0..$#{$self->{open_elements}}) {
my $node = $self->{open_elements}->[$_];
if ($node->[1] & TABLE_ROW_EL) {
$i = $_;
last INSCOPE;
} elsif ($node->[1] & TABLE_SCOPING_EL) {
last INSCOPE;
}
} # INSCOPE
unless (defined $i) {
## TODO: The following is wrong.
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{type}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
}
## Clear back to table row context
while (not ($self->{open_elements}->[-1]->[1]
& TABLE_ROW_SCOPING_EL)) {
## ISSUE: Can this state be reached?
pop @{$self->{open_elements}};
}
pop @{$self->{open_elements}}; # tr
$self->{insertion_mode} = IN_TABLE_BODY_IM;
## reprocess in the "in table body" insertion mode...
}
if ($self->{insertion_mode} == IN_TABLE_BODY_IM) {
## have an element in table scope
my $i;
INSCOPE: for (reverse 0..$#{$self->{open_elements}}) {
my $node = $self->{open_elements}->[$_];
if ($node->[1] & TABLE_ROW_GROUP_EL) {
$i = $_;
last INSCOPE;
} elsif ($node->[1] & TABLE_SCOPING_EL) {
last INSCOPE;
}
} # INSCOPE
unless (defined $i) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
}
## Clear back to table body context
while (not ($self->{open_elements}->[-1]->[1]
& TABLE_ROWS_SCOPING_EL)) {
pop @{$self->{open_elements}};
}
## As if <{current node}>
## have an element in table scope
## true by definition
## Clear back to table body context
## nop by definition
pop @{$self->{open_elements}};
$self->{insertion_mode} = IN_TABLE_IM;
## reprocess in the "in table" insertion mode...
}
## NOTE:
in the "in table" insertion mode.
## When you edit the code fragment below, please ensure that
## the code for
in the "in table" insertion mode
## is synced with it.
## have a table element in table scope
my $i;
INSCOPE: for (reverse 0..$#{$self->{open_elements}}) {
my $node = $self->{open_elements}->[$_];
if ($node->[1] & TABLE_EL) {
$i = $_;
last INSCOPE;
} elsif ($node->[1] & TABLE_SCOPING_EL) {
last INSCOPE;
}
} # INSCOPE
unless (defined $i) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
}
splice @{$self->{open_elements}}, $i;
pop @{$open_tables};
$self->_reset_insertion_mode;
$token = $self->_get_next_token;
next B;
} elsif ({
tbody => 1, tfoot => 1, thead => 1,
}->{$token->{tag_name}} and
$self->{insertion_mode} & ROW_IMS) {
if ($self->{insertion_mode} == IN_ROW_IM) {
## have an element in table scope
my $i;
INSCOPE: for (reverse 0..$#{$self->{open_elements}}) {
my $node = $self->{open_elements}->[$_];
if ($node->[0]->manakai_local_name eq $token->{tag_name}) {
$i = $_;
last INSCOPE;
} elsif ($node->[1] & TABLE_SCOPING_EL) {
last INSCOPE;
}
} # INSCOPE
unless (defined $i) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
}
## As if
## have an element in table scope
my $i;
INSCOPE: for (reverse 0..$#{$self->{open_elements}}) {
my $node = $self->{open_elements}->[$_];
if ($node->[1] & TABLE_ROW_EL) {
$i = $_;
last INSCOPE;
} elsif ($node->[1] & TABLE_SCOPING_EL) {
last INSCOPE;
}
} # INSCOPE
unless (defined $i) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:tr', token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
}
## Clear back to table row context
while (not ($self->{open_elements}->[-1]->[1]
& TABLE_ROW_SCOPING_EL)) {
## ISSUE: Can this case be reached?
pop @{$self->{open_elements}};
}
pop @{$self->{open_elements}}; # tr
$self->{insertion_mode} = IN_TABLE_BODY_IM;
## reprocess in the "in table body" insertion mode...
}
## have an element in table scope
my $i;
INSCOPE: for (reverse 0..$#{$self->{open_elements}}) {
my $node = $self->{open_elements}->[$_];
if ($node->[0]->manakai_local_name eq $token->{tag_name}) {
$i = $_;
last INSCOPE;
} elsif ($node->[1] & TABLE_SCOPING_EL) {
last INSCOPE;
}
} # INSCOPE
unless (defined $i) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
}
## Clear back to table body context
while (not ($self->{open_elements}->[-1]->[1]
& TABLE_ROWS_SCOPING_EL)) {
## ISSUE: Can this case be reached?
pop @{$self->{open_elements}};
}
pop @{$self->{open_elements}};
$self->{insertion_mode} = IN_TABLE_IM;
$token = $self->_get_next_token;
next B;
} elsif ({
body => 1, caption => 1, col => 1, colgroup => 1,
html => 1, td => 1, th => 1,
tr => 1, # $self->{insertion_mode} == IN_ROW_IM
tbody => 1, tfoot => 1, thead => 1, # $self->{insertion_mode} == IN_TABLE_IM
}->{$token->{tag_name}}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'in table:/'.$token->{tag_name}, token => $token);
$insert = $insert_to_foster;
#
}
} elsif ($token->{type} == END_OF_FILE_TOKEN) {
unless ($self->{open_elements}->[-1]->[1] & HTML_EL and
@{$self->{open_elements}} == 1) { # redundant, maybe
$self->{parse_error}->(level => $self->{must_level}, type => 'in body:#eof', token => $token);
#
} else {
#
}
## Stop parsing
last B;
} else {
die "$0: $token->{type}: Unknown token type";
}
} elsif ($self->{insertion_mode} == IN_COLUMN_GROUP_IM) {
if ($token->{type} == CHARACTER_TOKEN) {
if ($token->{data} =~ s/^([\x09\x0A\x0B\x0C\x20]+)//) {
$self->{open_elements}->[-1]->[0]->manakai_append_text ($1);
unless (length $token->{data}) {
$token = $self->_get_next_token;
next B;
}
}
#
} elsif ($token->{type} == START_TAG_TOKEN) {
if ($token->{tag_name} eq 'col') {
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, $token->{tag_name}]);
for my $attr_name (keys %{ $token->{attributes}}) {
my $attr_t = $token->{attributes}->{$attr_name};
my $attr = $self->{document}->create_attribute_ns (undef, [undef, $attr_name]);
$attr->value ($attr_t->{value});
$attr->set_user_data (manakai_source_line => $attr_t->{line});
$attr->set_user_data (manakai_source_column => $attr_t->{column});
$el->set_attribute_node_ns ($attr);
}
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($el);
push @{$self->{open_elements}}, [$el, $el_category->{$token->{tag_name}} || 0];
}
pop @{$self->{open_elements}};
delete $self->{self_closing};
$token = $self->_get_next_token;
next B;
} else {
#
}
} elsif ($token->{type} == END_TAG_TOKEN) {
if ($token->{tag_name} eq 'colgroup') {
if ($self->{open_elements}->[-1]->[1] & HTML_EL) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:colgroup', token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
} else {
pop @{$self->{open_elements}}; # colgroup
$self->{insertion_mode} = IN_TABLE_IM;
$token = $self->_get_next_token;
next B;
}
} elsif ($token->{tag_name} eq 'col') {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:col', token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
} else {
#
}
} elsif ($token->{type} == END_OF_FILE_TOKEN) {
if ($self->{open_elements}->[-1]->[1] & HTML_EL and
@{$self->{open_elements}} == 1) { # redundant, maybe
## Stop parsing.
last B;
} else {
## NOTE: As if .
pop @{$self->{open_elements}}; # colgroup
$self->{insertion_mode} = IN_TABLE_IM;
## Reprocess.
next B;
}
} else {
die "$0: $token->{type}: Unknown token type";
}
## As if
if ($self->{open_elements}->[-1]->[1] & HTML_EL) {
## TODO: Wrong error type?
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:colgroup', token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
} else {
pop @{$self->{open_elements}}; # colgroup
$self->{insertion_mode} = IN_TABLE_IM;
## reprocess
next B;
}
} elsif ($self->{insertion_mode} & SELECT_IMS) {
if ($token->{type} == CHARACTER_TOKEN) {
$self->{open_elements}->[-1]->[0]->manakai_append_text ($token->{data});
$token = $self->_get_next_token;
next B;
} elsif ($token->{type} == START_TAG_TOKEN) {
if ($token->{tag_name} eq 'option') {
if ($self->{open_elements}->[-1]->[1] & OPTION_EL) {
## As if
pop @{$self->{open_elements}};
} else {
}
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, $token->{tag_name}]);
for my $attr_name (keys %{ $token->{attributes}}) {
my $attr_t = $token->{attributes}->{$attr_name};
my $attr = $self->{document}->create_attribute_ns (undef, [undef, $attr_name]);
$attr->value ($attr_t->{value});
$attr->set_user_data (manakai_source_line => $attr_t->{line});
$attr->set_user_data (manakai_source_column => $attr_t->{column});
$el->set_attribute_node_ns ($attr);
}
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($el);
push @{$self->{open_elements}}, [$el, $el_category->{$token->{tag_name}} || 0];
}
$token = $self->_get_next_token;
next B;
} elsif ($token->{tag_name} eq 'optgroup') {
if ($self->{open_elements}->[-1]->[1] & OPTION_EL) {
## As if
pop @{$self->{open_elements}};
} else {
}
if ($self->{open_elements}->[-1]->[1] & OPTGROUP_EL) {
## As if
pop @{$self->{open_elements}};
} else {
}
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, $token->{tag_name}]);
for my $attr_name (keys %{ $token->{attributes}}) {
my $attr_t = $token->{attributes}->{$attr_name};
my $attr = $self->{document}->create_attribute_ns (undef, [undef, $attr_name]);
$attr->value ($attr_t->{value});
$attr->set_user_data (manakai_source_line => $attr_t->{line});
$attr->set_user_data (manakai_source_column => $attr_t->{column});
$el->set_attribute_node_ns ($attr);
}
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($el);
push @{$self->{open_elements}}, [$el, $el_category->{$token->{tag_name}} || 0];
}
$token = $self->_get_next_token;
next B;
} elsif ({
select => 1, input => 1, textarea => 1,
}->{$token->{tag_name}} or
($self->{insertion_mode} == IN_SELECT_IN_TABLE_IM and
{
caption => 1, table => 1,
tbody => 1, tfoot => 1, thead => 1,
tr => 1, td => 1, th => 1,
}->{$token->{tag_name}})) {
## TODO: The type below is not good -
$self->{parse_error}->(level => $self->{must_level}, type => 'not closed:select', token => $token);
## NOTE: As if the token were ( (otherwise).
## have an element in table scope
my $i;
INSCOPE: for (reverse 0..$#{$self->{open_elements}}) {
my $node = $self->{open_elements}->[$_];
if ($node->[1] & SELECT_EL) {
$i = $_;
last INSCOPE;
} elsif ($node->[1] & TABLE_SCOPING_EL) {
last INSCOPE;
}
} # INSCOPE
unless (defined $i) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:select', token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
}
splice @{$self->{open_elements}}, $i;
$self->_reset_insertion_mode;
if ($token->{tag_name} eq 'select') {
$token = $self->_get_next_token;
next B;
} else {
## Reprocess the token.
next B;
}
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'in select:'.$token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
}
} elsif ($token->{type} == END_TAG_TOKEN) {
if ($token->{tag_name} eq 'optgroup') {
if ($self->{open_elements}->[-1]->[1] & OPTION_EL and
$self->{open_elements}->[-2]->[1] & OPTGROUP_EL) {
## As if
splice @{$self->{open_elements}}, -2;
} elsif ($self->{open_elements}->[-1]->[1] & OPTGROUP_EL) {
pop @{$self->{open_elements}};
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{tag_name}, token => $token);
## Ignore the token
}
$token = $self->_get_next_token;
next B;
} elsif ($token->{tag_name} eq 'option') {
if ($self->{open_elements}->[-1]->[1] & OPTION_EL) {
pop @{$self->{open_elements}};
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{tag_name}, token => $token);
## Ignore the token
}
$token = $self->_get_next_token;
next B;
} elsif ($token->{tag_name} eq 'select') {
## have an element in table scope
my $i;
INSCOPE: for (reverse 0..$#{$self->{open_elements}}) {
my $node = $self->{open_elements}->[$_];
if ($node->[1] & SELECT_EL) {
$i = $_;
last INSCOPE;
} elsif ($node->[1] & TABLE_SCOPING_EL) {
last INSCOPE;
}
} # INSCOPE
unless (defined $i) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
}
splice @{$self->{open_elements}}, $i;
$self->_reset_insertion_mode;
$token = $self->_get_next_token;
next B;
} elsif ($self->{insertion_mode} == IN_SELECT_IN_TABLE_IM and
{
caption => 1, table => 1, tbody => 1,
tfoot => 1, thead => 1, tr => 1, td => 1, th => 1,
}->{$token->{tag_name}}) {
## TODO: The following is wrong?
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{tag_name}, token => $token);
## have an element in table scope
my $i;
INSCOPE: for (reverse 0..$#{$self->{open_elements}}) {
my $node = $self->{open_elements}->[$_];
if ($node->[0]->manakai_local_name eq $token->{tag_name}) {
$i = $_;
last INSCOPE;
} elsif ($node->[1] & TABLE_SCOPING_EL) {
last INSCOPE;
}
} # INSCOPE
unless (defined $i) {
## Ignore the token
$token = $self->_get_next_token;
next B;
}
## As if
## have an element in table scope
undef $i;
INSCOPE: for (reverse 0..$#{$self->{open_elements}}) {
my $node = $self->{open_elements}->[$_];
if ($node->[1] & SELECT_EL) {
$i = $_;
last INSCOPE;
} elsif ($node->[1] & TABLE_SCOPING_EL) {
## ISSUE: Can this state be reached?
last INSCOPE;
}
} # INSCOPE
unless (defined $i) {
## TODO: The following error type is correct?
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:select', token => $token);
## Ignore the token
$token = $self->_get_next_token; ## TODO: ok?
next B;
}
splice @{$self->{open_elements}}, $i;
$self->_reset_insertion_mode;
## reprocess
next B;
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'in select:/'.$token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
}
} elsif ($token->{type} == END_OF_FILE_TOKEN) {
unless ($self->{open_elements}->[-1]->[1] & HTML_EL and
@{$self->{open_elements}} == 1) { # redundant, maybe
$self->{parse_error}->(level => $self->{must_level}, type => 'in body:#eof', token => $token);
} else {
}
## Stop parsing.
last B;
} else {
die "$0: $token->{type}: Unknown token type";
}
} elsif ($self->{insertion_mode} & BODY_AFTER_IMS) {
if ($token->{type} == CHARACTER_TOKEN) {
if ($token->{data} =~ s/^([\x09\x0A\x0B\x0C\x20]+)//) {
my $data = $1;
## As if in body
$reconstruct_active_formatting_elements->($insert_to_current);
$self->{open_elements}->[-1]->[0]->manakai_append_text ($1);
unless (length $token->{data}) {
$token = $self->_get_next_token;
next B;
}
}
if ($self->{insertion_mode} == AFTER_HTML_BODY_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'after html:#character', token => $token);
## Reprocess in the "after body" insertion mode.
} else {
}
## "after body" insertion mode
$self->{parse_error}->(level => $self->{must_level}, type => 'after body:#character', token => $token);
$self->{insertion_mode} = IN_BODY_IM;
## reprocess
next B;
} elsif ($token->{type} == START_TAG_TOKEN) {
if ($self->{insertion_mode} == AFTER_HTML_BODY_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'after html:'.$token->{tag_name}, token => $token);
## Reprocess in the "after body" insertion mode.
} else {
}
## "after body" insertion mode
$self->{parse_error}->(level => $self->{must_level}, type => 'after body:'.$token->{tag_name}, token => $token);
$self->{insertion_mode} = IN_BODY_IM;
## reprocess
next B;
} elsif ($token->{type} == END_TAG_TOKEN) {
if ($self->{insertion_mode} == AFTER_HTML_BODY_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'after html:/'.$token->{tag_name}, token => $token);
$self->{insertion_mode} = AFTER_BODY_IM;
## Reprocess in the "after body" insertion mode.
} else {
}
## "after body" insertion mode
if ($token->{tag_name} eq 'html') {
if (defined $self->{inner_html_node}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:html', token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
} else {
$self->{insertion_mode} = AFTER_HTML_BODY_IM;
$token = $self->_get_next_token;
next B;
}
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'after body:/'.$token->{tag_name}, token => $token);
$self->{insertion_mode} = IN_BODY_IM;
## reprocess
next B;
}
} elsif ($token->{type} == END_OF_FILE_TOKEN) {
## Stop parsing
last B;
} else {
die "$0: $token->{type}: Unknown token type";
}
} elsif ($self->{insertion_mode} & FRAME_IMS) {
if ($token->{type} == CHARACTER_TOKEN) {
if ($token->{data} =~ s/^([\x09\x0A\x0B\x0C\x20]+)//) {
$self->{open_elements}->[-1]->[0]->manakai_append_text ($1);
unless (length $token->{data}) {
$token = $self->_get_next_token;
next B;
}
}
if ($token->{data} =~ s/^[^\x09\x0A\x0B\x0C\x20]+//) {
if ($self->{insertion_mode} == IN_FRAMESET_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'in frameset:#character', token => $token);
} elsif ($self->{insertion_mode} == AFTER_FRAMESET_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'after frameset:#character', token => $token);
} else { # "after html frameset"
$self->{parse_error}->(level => $self->{must_level}, type => 'after html:#character', token => $token);
$self->{insertion_mode} = AFTER_FRAMESET_IM;
## Reprocess in the "after frameset" insertion mode.
$self->{parse_error}->(level => $self->{must_level}, type => 'after frameset:#character', token => $token);
}
## Ignore the token.
if (length $token->{data}) {
## reprocess the rest of characters
} else {
$token = $self->_get_next_token;
}
next B;
}
die qq[$0: Character "$token->{data}"];
} elsif ($token->{type} == START_TAG_TOKEN) {
if ($self->{insertion_mode} == AFTER_HTML_FRAMESET_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'after html:'.$token->{tag_name}, token => $token);
$self->{insertion_mode} = AFTER_FRAMESET_IM;
## Process in the "after frameset" insertion mode.
} else {
}
if ($token->{tag_name} eq 'frameset' and
$self->{insertion_mode} == IN_FRAMESET_IM) {
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, $token->{tag_name}]);
for my $attr_name (keys %{ $token->{attributes}}) {
my $attr_t = $token->{attributes}->{$attr_name};
my $attr = $self->{document}->create_attribute_ns (undef, [undef, $attr_name]);
$attr->value ($attr_t->{value});
$attr->set_user_data (manakai_source_line => $attr_t->{line});
$attr->set_user_data (manakai_source_column => $attr_t->{column});
$el->set_attribute_node_ns ($attr);
}
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($el);
push @{$self->{open_elements}}, [$el, $el_category->{$token->{tag_name}} || 0];
}
$token = $self->_get_next_token;
next B;
} elsif ($token->{tag_name} eq 'frame' and
$self->{insertion_mode} == IN_FRAMESET_IM) {
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, $token->{tag_name}]);
for my $attr_name (keys %{ $token->{attributes}}) {
my $attr_t = $token->{attributes}->{$attr_name};
my $attr = $self->{document}->create_attribute_ns (undef, [undef, $attr_name]);
$attr->value ($attr_t->{value});
$attr->set_user_data (manakai_source_line => $attr_t->{line});
$attr->set_user_data (manakai_source_column => $attr_t->{column});
$el->set_attribute_node_ns ($attr);
}
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$self->{open_elements}->[-1]->[0]->append_child ($el);
push @{$self->{open_elements}}, [$el, $el_category->{$token->{tag_name}} || 0];
}
pop @{$self->{open_elements}};
delete $self->{self_closing};
$token = $self->_get_next_token;
next B;
} elsif ($token->{tag_name} eq 'noframes') {
## NOTE: As if in body.
$parse_rcdata->(CDATA_CONTENT_MODEL);
next B;
} else {
if ($self->{insertion_mode} == IN_FRAMESET_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'in frameset:'.$token->{tag_name}, token => $token);
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'after frameset:'.$token->{tag_name}, token => $token);
}
## Ignore the token
$token = $self->_get_next_token;
next B;
}
} elsif ($token->{type} == END_TAG_TOKEN) {
if ($self->{insertion_mode} == AFTER_HTML_FRAMESET_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'after html:/'.$token->{tag_name}, token => $token);
$self->{insertion_mode} = AFTER_FRAMESET_IM;
## Process in the "after frameset" insertion mode.
} else {
}
if ($token->{tag_name} eq 'frameset' and
$self->{insertion_mode} == IN_FRAMESET_IM) {
if ($self->{open_elements}->[-1]->[1] & HTML_EL and
@{$self->{open_elements}} == 1) {
$self->{parse_error}->(level => $self->{must_level}, type => 'unmatched end tag:'.$token->{tag_name}, token => $token);
## Ignore the token
$token = $self->_get_next_token;
} else {
pop @{$self->{open_elements}};
$token = $self->_get_next_token;
}
if (not defined $self->{inner_html_node} and
not ($self->{open_elements}->[-1]->[1] & FRAMESET_EL)) {
$self->{insertion_mode} = AFTER_FRAMESET_IM;
} else {
}
next B;
} elsif ($token->{tag_name} eq 'html' and
$self->{insertion_mode} == AFTER_FRAMESET_IM) {
$self->{insertion_mode} = AFTER_HTML_FRAMESET_IM;
$token = $self->_get_next_token;
next B;
} else {
if ($self->{insertion_mode} == IN_FRAMESET_IM) {
$self->{parse_error}->(level => $self->{must_level}, type => 'in frameset:/'.$token->{tag_name}, token => $token);
} else {
$self->{parse_error}->(level => $self->{must_level}, type => 'after frameset:/'.$token->{tag_name}, token => $token);
}
## Ignore the token
$token = $self->_get_next_token;
next B;
}
} elsif ($token->{type} == END_OF_FILE_TOKEN) {
unless ($self->{open_elements}->[-1]->[1] & HTML_EL and
@{$self->{open_elements}} == 1) { # redundant, maybe
$self->{parse_error}->(level => $self->{must_level}, type => 'in body:#eof', token => $token);
} else {
}
## Stop parsing
last B;
} else {
die "$0: $token->{type}: Unknown token type";
}
## ISSUE: An issue in spec here
} else {
die "$0: $self->{insertion_mode}: Unknown insertion mode";
}
## "in body" insertion mode
if ($token->{type} == START_TAG_TOKEN) {
if ($token->{tag_name} eq 'script') {
## NOTE: This is an "as if in head" code clone
$script_start_tag->();
next B;
} elsif ($token->{tag_name} eq 'style') {
## NOTE: This is an "as if in head" code clone
$parse_rcdata->(CDATA_CONTENT_MODEL);
next B;
} elsif ({
base => 1, link => 1,
}->{$token->{tag_name}}) {
## NOTE: This is an "as if in head" code clone, only "-t" differs
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, $token->{tag_name}]);
for my $attr_name (keys %{ $token->{attributes}}) {
my $attr_t = $token->{attributes}->{$attr_name};
my $attr = $self->{document}->create_attribute_ns (undef, [undef, $attr_name]);
$attr->value ($attr_t->{value});
$attr->set_user_data (manakai_source_line => $attr_t->{line});
$attr->set_user_data (manakai_source_column => $attr_t->{column});
$el->set_attribute_node_ns ($attr);
}
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$insert->($el);
push @{$self->{open_elements}}, [$el, $el_category->{$token->{tag_name}} || 0];
}
pop @{$self->{open_elements}}; ## ISSUE: This step is missing in the spec.
delete $self->{self_closing};
$token = $self->_get_next_token;
next B;
} elsif ($token->{tag_name} eq 'meta') {
## NOTE: This is an "as if in head" code clone, only "-t" differs
{
my $el;
$el = $self->{document}->create_element_ns
($HTML_NS, [undef, $token->{tag_name}]);
for my $attr_name (keys %{ $token->{attributes}}) {
my $attr_t = $token->{attributes}->{$attr_name};
my $attr = $self->{document}->create_attribute_ns (undef, [undef, $attr_name]);
$attr->value ($attr_t->{value});
$attr->set_user_data (manakai_source_line => $attr_t->{line});
$attr->set_user_data (manakai_source_column => $attr_t->{column});
$el->set_attribute_node_ns ($attr);
}
$el->set_user_data (manakai_source_line => $token->{line})
if defined $token->{line};
$el->set_user_data (manakai_source_column => $token->{column})
if defined $token->{column};
$insert->($el);
push @{$self->{open_elements}}, [$el, $el_category->{$token->{tag_name}} || 0];
}
my $meta_el = pop @{$self->{open_elements}}; ## ISSUE: This step is missing in the spec.
unless ($self->{confident}) {
if ($token->{attributes}->{charset}) {
## NOTE: Whether the encoding is supported or not is handled
## in the {change_encoding} callback.
$self->{change_encoding}
->($self, $token->{attributes}->{charset}->{value}, $token);
$meta_el->[0]->get_attribute_node_ns (undef, 'charset')
->set_user_data (manakai_has_reference =>
$token->{attributes}->{charset}
->{has_reference});
} elsif ($token->{attributes}->{content}) {
if ($token->{attributes}->{content}->{value}
=~ /[Cc][Hh][Aa][Rr][Ss][Ee][Tt]
[\x09-\x0D\x20]*=
[\x09-\x0D\x20]*(?>"([^"]*)"|'([^']*)'|
([^"'\x09-\x0D\x20][^\x09-\x0D\x20\x3B]*))/x) {
## NOTE: Whether the encoding is supported or not is handled
## in the {change_encoding} callback.
$self->{change_encoding}
->($self, defined $1 ? $1 : defined $2 ? $2 : $3, $token);
$meta_el->[0]->get_attribute_node_ns (undef, 'content')
->set_user_data (manakai_has_reference =>
$token->{attributes}->{content}
->{has_reference});
}
}
} else {
if ($token->{attributes}->{charset}) {
$meta_el->[0]->get_attribute_node_ns (undef, 'charset')
->set_user_data (manakai_has_reference =>
$token->{attributes}->{charset}
->{has_reference});
}
if ($token->{attributes}->{content}) {
$meta_el->[0]->get_attribute_node_ns (undef, 'content')
->set_user_data (manakai_has_reference =>
$token->{attributes}->{content}
->{has_reference});
}
}
delete $self->{self_closing};
$token = $self->_get_next_token;
next B;
} elsif ($token->{tag_name} eq 'title') {
## NOTE: This is an "as if in head" code clone
$parse_rcdata->(RCDATA_CONTENT_MODEL);
next B;
} elsif ($token->{tag_name} eq 'body') {
$self->{parse_error}->(level => $self->{must_level}, type => 'in body:body', token => $token);
if (@{$self->{open_elements}} == 1 or
not ($self->{open_elements}->[1]->[1] & BODY_EL)) {
## Ignore the token
} else {
my $body_el = $self->{open_elements}->[1]->[0];
for my $attr_name (keys %{$token->{attributes}}) {
unless ($body_el->has_attribute_ns (undef, $attr_name)) {
$body_el->set_attribute_ns
(undef, [undef, $attr_name],
$token->{attributes}->{$attr_name}->{value});
}
}
}
$token = $self->_get_next_token;
next B;
} elsif ({
address => 1, blockquote => 1, center => 1, dir => 1,
div => 1, dl => 1, fieldset => 1,
h1 => 1, h2 => 1, h3 => 1, h4 => 1, h5 => 1, h6 => 1,
menu => 1, ol => 1, p => 1, ul => 1,
pre => 1, listing => 1,
form => 1,
table => 1,
hr => 1,
}->{$token->{tag_name}}) {
if ($token->{tag_name} eq 'form' and defined $self->{form_element}) {
$self->{parse_error}->(level => $self->{must_level}, type => 'in form:form', token => $token);
## Ignore the token
$token = $self->_get_next_token;
next B;
}
## has a p element in scope
INSCOPE: for (reverse @{$self->{open_elements}}) {
if ($_->[1] & P_EL) {
$token->{self_closing} = $self->{self_closing};
unshift @{$self->{token}}, $token;
delete $self->{self_closing};
#