Message/DOM/Attr.pm

package Message::DOM::Attr;
use strict;
our $VERSION=do{my @r=(q$Revision: 1.4 $=~/\d+/g);sprintf "%d."."%02d" x $#r,@r};
push our @ISA, 'Message::DOM::Node', 'Message::IF::Attr';
require Message::DOM::Node;

sub ____new ($$$$$$) {
  my $self = shift->SUPER::____new (shift);
  ($$self->{owner_element},
   $$self->{namespace_uri},
   $$self->{prefix},
   $$self->{local_name}) = @_;
  Scalar::Util::weaken ($$self->{owner_element});
  $$self->{child_nodes} = [];
  return $self;
} # ____new
             
sub AUTOLOAD {
  my $method_name = our $AUTOLOAD;
  $method_name =~ s/.*:://;
  return if $method_name eq 'DESTROY';

  if ({
    ## Read-only attributes (trivial accessors)
    namespace_uri => 1,
    owner_element => 1,
  }->{$method_name}) {
    no strict 'refs';
    eval qq{
      sub $method_name (\$) {
        return \${\$_[0]}->{$method_name}; 
      }
    };
    goto &{ $AUTOLOAD };
  } elsif ({
    ## Read-write attributes (DOMString, trivial accessors)
  }->{$method_name}) {
    no strict 'refs';
    eval qq{
      sub $method_name (\$;\$) {
        if (\@_ > 1) {
          if (\${\$_[0]}->{manakai_read_only}) {
            report Message::DOM::DOMException
                -object => \$_[0],
                -type => 'NO_MODIFICATION_ALLOWED_ERR',
                -subtype => 'READ_ONLY_NODE_ERR';
          }
          if (defined \$_[1]) {
            \${\$_[0]}->{$method_name} = ''.\$_[1];
          } else {
            delete \${\$_[0]}->{$method_name};
          }
        }
        return \${\$_[0]}->{$method_name}; 
      }
    };
    goto &{ $AUTOLOAD };
  } else {
    require Carp;
    Carp::croak (qq<Can't locate method "$AUTOLOAD">);
  }
} # AUTOLOAD
sub owner_element ($);

## The |Node| interface - attribute

sub local_name ($) {
  ## TODO: HTML5
  return ${+shift}->{local_name};
} # local_name

sub manakai_local_name ($) {
  return ${+shift}->{local_name};
} # manakai_local_name

sub namespace_uri ($);

## The name of the attribute [DOM1, DOM2].
## Same as |Attr.name| [DOM3].

*node_name = \&name;

sub node_type () { 2 } # ATTRIBUTE_NODE

## The value of the attribute [DOM1, DOM2].
## Same as |Attr.value| [DOM3].

*node_value = \&value;

sub prefix ($;$) {
  ## NOTE: No check for new value as Firefox doesn't do.
  ## See <http://suika.fam.cx/gate/2005/sw/prefix>.

  ## NOTE: Same as trivial setter except "" -> undef

  ## NOTE: Same as |Element|'s |prefix|.
  
  if (@_ > 1) {
    if (${$_[0]}->{manakai_read_only}) {
      report Message::DOM::DOMException
          -object => $_[0],
          -type => 'NO_MODIFICATION_ALLOWED_ERR',
          -subtype => 'READ_ONLY_NODE_ERR';
    }
    if (defined $_[1] and $_[1] ne '') {
      ${$_[0]}->{prefix} = ''.$_[1];
    } else {
      delete ${$_[0]}->{prefix};
    }
  }
  return ${$_[0]}->{prefix}; 
} # prefix

## The |Attr| interface - attribute

## TODO: HTML5 case stuff?
sub name ($) {
  my $self = shift;
  if (defined $$self->{prefix}) {
    return $$self->{prefix} . ':' . $$self->{local_name};
  } else {
    return $$self->{local_name};
  }
} # name

sub value ($;$) {
  if (@_ > 1) {
    ${$_[0]}->{value} = $_[1];
  }
  return ${$_[0]}->{value};
} # value

package Message::IF::Attr;

package Message::DOM::Document;

sub create_attribute ($$) {
  ## TODO: HTML5
  return Message::DOM::Attr->____new ($_[0], undef, undef, undef, $_[1]);
} # create_attribute

sub create_attribute_ns ($$$) {
  my ($prefix, $lname);
  if (ref $_[2] eq 'ARRAY') {
    ($prefix, $lname) = @{$_[2]};
  } else {
    ($prefix, $lname) = split /:/, $_[2], 2;
    ($prefix, $lname) = (undef, $prefix) unless defined $lname;
  }
  return Message::DOM::Attr->____new ($_[0], undef, $_[1], $prefix, $lname);
} # create_element_ns

1;
## License: <http://suika.fam.cx/~wakaba/archive/2004/8/18/license#Perl+MPL>
## $Date: 2007/06/16 08:05:48 $
1	package Message::DOM::Attr;
2	use strict;
3	our $VERSION=do{my @r=(q$Revision: 1.4 $=~/\d+/g);sprintf "%d."."%02d" x $#r,@r};
4	push our @ISA, 'Message::DOM::Node', 'Message::IF::Attr';
5	require Message::DOM::Node;
6
7	sub ____new ($$$$$$) {
8	my $self = shift->SUPER::____new (shift);
9	($$self->{owner_element},
10	$$self->{namespace_uri},
11	$$self->{prefix},
12	$$self->{local_name}) = @_;
13	Scalar::Util::weaken ($$self->{owner_element});
14	$$self->{child_nodes} = [];
15	return $self;
16	} # ____new
17
18	sub AUTOLOAD {
19	my $method_name = our $AUTOLOAD;
20	$method_name =~ s/.*:://;
21	return if $method_name eq 'DESTROY';
22
23	if ({
24	## Read-only attributes (trivial accessors)
25	namespace_uri => 1,
26	owner_element => 1,
27	}->{$method_name}) {
28	no strict 'refs';
29	eval qq{
30	sub $method_name (\$) {
31	return \${\$_[0]}->{$method_name};
32	}
33	};
34	goto &{ $AUTOLOAD };
35	} elsif ({
36	## Read-write attributes (DOMString, trivial accessors)
37	}->{$method_name}) {
38	no strict 'refs';
39	eval qq{
40	sub $method_name (\$;\$) {
41	if (\@_ > 1) {
42	if (\${\$_[0]}->{manakai_read_only}) {
43	report Message::DOM::DOMException
44	-object => \$_[0],
45	-type => 'NO_MODIFICATION_ALLOWED_ERR',
46	-subtype => 'READ_ONLY_NODE_ERR';
47	}
48	if (defined \$_[1]) {
49	\${\$_[0]}->{$method_name} = ''.\$_[1];
50	} else {
51	delete \${\$_[0]}->{$method_name};
52	}
53	}
54	return \${\$_[0]}->{$method_name};
55	}
56	};
57	goto &{ $AUTOLOAD };
58	} else {
59	require Carp;
60	Carp::croak (qq<Can't locate method "$AUTOLOAD">);
61	}
62	} # AUTOLOAD
63	sub owner_element ($);
64
65	## The \|Node\| interface - attribute
66
67	sub local_name ($) {
68	## TODO: HTML5
69	return ${+shift}->{local_name};
70	} # local_name
71
72	sub manakai_local_name ($) {
73	return ${+shift}->{local_name};
74	} # manakai_local_name
75
76	sub namespace_uri ($);
77
78	## The name of the attribute [DOM1, DOM2].
79	## Same as \|Attr.name\| [DOM3].
80
81	*node_name = \&name;
82
83	sub node_type () { 2 } # ATTRIBUTE_NODE
84
85	## The value of the attribute [DOM1, DOM2].
86	## Same as \|Attr.value\| [DOM3].
87
88	*node_value = \&value;
89
90	sub prefix ($;$) {
91	## NOTE: No check for new value as Firefox doesn't do.
92	## See <http://suika.fam.cx/gate/2005/sw/prefix>.
93
94	## NOTE: Same as trivial setter except "" -> undef
95
96	## NOTE: Same as \|Element\|'s \|prefix\|.
97
98	if (@_ > 1) {
99	if (${$_[0]}->{manakai_read_only}) {
100	report Message::DOM::DOMException
101	-object => $_[0],
102	-type => 'NO_MODIFICATION_ALLOWED_ERR',
103	-subtype => 'READ_ONLY_NODE_ERR';
104	}
105	if (defined $_[1] and $_[1] ne '') {
106	${$_[0]}->{prefix} = ''.$_[1];
107	} else {
108	delete ${$_[0]}->{prefix};
109	}
110	}
111	return ${$_[0]}->{prefix};
112	} # prefix
113
114	## The \|Attr\| interface - attribute
115
116	## TODO: HTML5 case stuff?
117	sub name ($) {
118	my $self = shift;
119	if (defined $$self->{prefix}) {
120	return $$self->{prefix} . ':' . $$self->{local_name};
121	} else {
122	return $$self->{local_name};
123	}
124	} # name
125
126	sub value ($;$) {
127	if (@_ > 1) {
128	${$_[0]}->{value} = $_[1];
129	}
130	return ${$_[0]}->{value};
131	} # value
132
133	package Message::IF::Attr;
134
135	package Message::DOM::Document;
136
137	sub create_attribute ($$) {
138	## TODO: HTML5
139	return Message::DOM::Attr->____new ($_[0], undef, undef, undef, $_[1]);
140	} # create_attribute
141
142	sub create_attribute_ns ($$$) {
143	my ($prefix, $lname);
144	if (ref $_[2] eq 'ARRAY') {
145	($prefix, $lname) = @{$_[2]};
146	} else {
147	($prefix, $lname) = split /:/, $_[2], 2;
148	($prefix, $lname) = (undef, $prefix) unless defined $lname;
149	}
150	return Message::DOM::Attr->____new ($_[0], undef, $_[1], $prefix, $lname);
151	} # create_element_ns
152
153	1;
154	## License: <http://suika.fam.cx/~wakaba/archive/2004/8/18/license#Perl+MPL>
155	## $Date: 2007/06/16 08:05:48 $