| 28 |
exit; |
exit; |
| 29 |
} |
} |
| 30 |
|
|
| 31 |
my $input_format = $http->parameter ('i') || 'text/html'; |
require Message::DOM::DOMImplementation; |
| 32 |
my $inner_html_element = $http->parameter ('e'); |
my $dom = Message::DOM::DOMImplementation->new; |
|
my $input_uri = 'thismessage:/'; |
|
| 33 |
|
|
| 34 |
my $s = $http->parameter ('s'); |
my $input = get_input_document ($http, $dom); |
| 35 |
if (length $s > 1000_000) { |
my $inner_html_element = $http->parameter ('e'); |
|
print STDOUT "Status: 400 Document Too Long\nContent-Type: text/plain; charset=us-ascii\n\nToo long"; |
|
|
exit; |
|
|
} |
|
| 36 |
|
|
| 37 |
load_text_catalog ('en'); ## TODO: conneg |
load_text_catalog ('en'); ## TODO: conneg |
| 38 |
|
|
| 50 |
|
|
| 51 |
<div id="document-info" class="section"> |
<div id="document-info" class="section"> |
| 52 |
<dl> |
<dl> |
| 53 |
|
<dt>Request URI</dt> |
| 54 |
|
<dd><code class="URI" lang=""><<a href="@{[htescape $input->{request_uri}]}">@{[htescape $input->{request_uri}]}</a>></code></dd> |
| 55 |
<dt>Document URI</dt> |
<dt>Document URI</dt> |
| 56 |
<dd><code class="URI" lang=""><<a href="@{[htescape $input_uri]}">@{[htescape $input_uri]}</a>></code></dd> |
<dd><code class="URI" lang=""><<a href="@{[htescape $input->{uri}]}">@{[htescape $input->{uri}]}</a>></code></dd> |
|
<dt>Internet Media Type</dt> |
|
|
<dd><code class="MIME" lang="en">@{[htescape $input_format]}</code></dd> |
|
| 57 |
]; # no </dl> yet |
]; # no </dl> yet |
| 58 |
push @nav, ['#document-info' => 'Information']; |
push @nav, ['#document-info' => 'Information']; |
| 59 |
|
|
| 60 |
require Message::DOM::DOMImplementation; |
if (defined $input->{s}) { |
| 61 |
my $dom = Message::DOM::DOMImplementation->____new; |
|
| 62 |
|
print STDOUT qq[ |
| 63 |
|
<dt>Base URI</dt> |
| 64 |
|
<dd><code class="URI" lang=""><<a href="@{[htescape $input->{base_uri}]}">@{[htescape $input->{base_uri}]}</a>></code></dd> |
| 65 |
|
<dt>Internet Media Type</dt> |
| 66 |
|
<dd><code class="MIME" lang="en">@{[htescape $input->{media_type}]}</code> |
| 67 |
|
@{[$input->{media_type_overridden} ? '<em>(overridden)</em>' : '']}</dd> |
| 68 |
|
<dt>Character Encoding</dt> |
| 69 |
|
<dd>@{[defined $input->{charset} ? '<code class="charset" lang="en">'.htescape ($input->{charset}).'</code>' : '(none)']} |
| 70 |
|
@{[$input->{charset_overridden} ? '<em>(overridden)</em>' : '']}</dd> |
| 71 |
|
</dl> |
| 72 |
|
</div> |
| 73 |
|
]; |
| 74 |
|
|
| 75 |
|
print_http_header_section ($input); |
| 76 |
|
|
| 77 |
my $doc; |
my $doc; |
| 78 |
my $el; |
my $el; |
| 79 |
|
|
| 80 |
if ($input_format eq 'text/html') { |
if ($input->{media_type} eq 'text/html') { |
| 81 |
require Encode; |
require Encode; |
| 82 |
require Whatpm::HTML; |
require Whatpm::HTML; |
| 83 |
|
|
| 84 |
$s = Encode::decode ('utf-8', $s); |
my $t = Encode::decode ($input->{charset}, $input->{s}); |
| 85 |
|
|
| 86 |
print STDOUT qq[ |
print STDOUT qq[ |
|
<dt>Character Encoding</dt> |
|
|
<dd>(none)</dd> |
|
|
</dl> |
|
|
</div> |
|
|
|
|
|
<div id="source-string" class="section"> |
|
|
<h2>Document Source</h2> |
|
|
]; |
|
|
push @nav, ['#source-string' => 'Source']; |
|
|
print_source_string (\$s); |
|
|
print STDOUT qq[ |
|
|
</div> |
|
|
|
|
| 87 |
<div id="parse-errors" class="section"> |
<div id="parse-errors" class="section"> |
| 88 |
<h2>Parse Errors</h2> |
<h2>Parse Errors</h2> |
| 89 |
|
|
| 110 |
if (defined $inner_html_element and length $inner_html_element) { |
if (defined $inner_html_element and length $inner_html_element) { |
| 111 |
$el = $doc->create_element_ns |
$el = $doc->create_element_ns |
| 112 |
('http://www.w3.org/1999/xhtml', [undef, $inner_html_element]); |
('http://www.w3.org/1999/xhtml', [undef, $inner_html_element]); |
| 113 |
Whatpm::HTML->set_inner_html ($el, $s, $onerror); |
Whatpm::HTML->set_inner_html ($el, $t, $onerror); |
| 114 |
} else { |
} else { |
| 115 |
Whatpm::HTML->parse_string ($s => $doc, $onerror); |
Whatpm::HTML->parse_string ($t => $doc, $onerror); |
| 116 |
} |
} |
| 117 |
|
|
| 118 |
print STDOUT qq[ |
print STDOUT qq[ |
| 119 |
</dl> |
</dl> |
| 120 |
</div> |
</div> |
| 121 |
]; |
]; |
|
} elsif ($input_format eq 'application/xhtml+xml') { |
|
|
require Message::DOM::XMLParserTemp; |
|
|
require Encode; |
|
|
|
|
|
my $t = Encode::decode ('utf-8', $s); |
|
| 122 |
|
|
| 123 |
print STDOUT qq[ |
print_source_string_section (\($input->{s}), $input->{charset}); |
| 124 |
<dt>Character Encoding</dt> |
} elsif ({ |
| 125 |
<dd>(none)</dd> |
'text/xml' => 1, |
| 126 |
</dl> |
'application/xhtml+xml' => 1, |
| 127 |
</div> |
'application/xml' => 1, |
| 128 |
|
}->{$input->{media_type}}) { |
| 129 |
|
require Message::DOM::XMLParserTemp; |
| 130 |
|
|
|
<div id="source-string" class="section"> |
|
|
<h2>Document Source</h2> |
|
|
]; |
|
|
push @nav, ['#source-string' => 'Source']; |
|
|
print_source_string (\$t); |
|
| 131 |
print STDOUT qq[ |
print STDOUT qq[ |
|
</div> |
|
|
|
|
| 132 |
<div id="parse-errors" class="section"> |
<div id="parse-errors" class="section"> |
| 133 |
<h2>Parse Errors</h2> |
<h2>Parse Errors</h2> |
| 134 |
|
|
| 144 |
return 1; |
return 1; |
| 145 |
}; |
}; |
| 146 |
|
|
| 147 |
open my $fh, '<', \$s; |
open my $fh, '<', \($input->{s}); |
| 148 |
$doc = Message::DOM::XMLParserTemp->parse_byte_stream |
$doc = Message::DOM::XMLParserTemp->parse_byte_stream |
| 149 |
($fh => $dom, $onerror, charset => 'utf-8'); |
($fh => $dom, $onerror, charset => $input->{charset}); |
| 150 |
|
|
| 151 |
print STDOUT qq[</dl> |
print STDOUT qq[</dl> |
| 152 |
</div> |
</div> |
| 153 |
|
|
| 154 |
]; |
]; |
| 155 |
|
print_source_string_section (\($input->{s}), $doc->input_encoding); |
| 156 |
} else { |
} else { |
| 157 |
|
## TODO: Change HTTP status code?? |
| 158 |
print STDOUT qq[ |
print STDOUT qq[ |
|
</dl> |
|
|
</div> |
|
|
|
|
| 159 |
<div id="result-summary" class="section"> |
<div id="result-summary" class="section"> |
| 160 |
<p><em>Media type <code class="MIME" lang="en">@{[htescape $input_format]}</code> is not supported!</em></p> |
<p><em>Media type <code class="MIME" lang="en">@{[htescape $input->{media_type}]}</code> is not supported!</em></p> |
| 161 |
</div> |
</div> |
| 162 |
]; |
]; |
| 163 |
push @nav, ['#result-summary' => 'Result']; |
push @nav, ['#result-summary' => 'Result']; |
| 276 |
} |
} |
| 277 |
|
|
| 278 |
## TODO: Show result |
## TODO: Show result |
| 279 |
|
} else { |
| 280 |
|
print STDOUT qq[ |
| 281 |
|
</dl> |
| 282 |
|
</div> |
| 283 |
|
|
| 284 |
|
<div class="section" id="result-summary"> |
| 285 |
|
<p><em><strong>Input Error</strong>: @{[htescape ($input->{error_status_text})]}</em></p> |
| 286 |
|
</div> |
| 287 |
|
]; |
| 288 |
|
push @nav, ['#result-summary' => 'Result']; |
| 289 |
|
|
| 290 |
|
} |
| 291 |
|
|
| 292 |
print STDOUT qq[ |
print STDOUT qq[ |
| 293 |
<ul class="navigation" id="nav-items"> |
<ul class="navigation" id="nav-items"> |
| 303 |
|
|
| 304 |
exit; |
exit; |
| 305 |
|
|
| 306 |
sub print_source_string ($) { |
sub print_http_header_section ($) { |
| 307 |
my $s = $_[0]; |
my $input = shift; |
| 308 |
my $i = 1; |
return unless defined $input->{header_status_code} or |
| 309 |
print STDOUT qq[<ol lang="">\n]; |
defined $input->{header_status_text} or |
| 310 |
|
@{$input->{header_field}}; |
| 311 |
|
|
| 312 |
|
push @nav, ['#source-header' => 'HTTP Header']; |
| 313 |
|
print STDOUT qq[<div id="source-header" class="section"> |
| 314 |
|
<h2>HTTP Header</h2> |
| 315 |
|
|
| 316 |
|
<p><strong>Note</strong>: Due to the limitation of the |
| 317 |
|
network library in use, the content of this section might |
| 318 |
|
not be the real header.</p> |
| 319 |
|
|
| 320 |
|
<table><tbody> |
| 321 |
|
]; |
| 322 |
|
|
| 323 |
|
if (defined $input->{header_status_code}) { |
| 324 |
|
print STDOUT qq[<tr><th scope="row">Status code</th>]; |
| 325 |
|
print STDOUT qq[<td><code>@{[htescape ($input->{header_status_code})]}</code></td></tr>]; |
| 326 |
|
} |
| 327 |
|
if (defined $input->{header_status_text}) { |
| 328 |
|
print STDOUT qq[<tr><th scope="row">Status text</th>]; |
| 329 |
|
print STDOUT qq[<td><code>@{[htescape ($input->{header_status_text})]}</code></td></tr>]; |
| 330 |
|
} |
| 331 |
|
|
| 332 |
|
for (@{$input->{header_field}}) { |
| 333 |
|
print STDOUT qq[<tr><th scope="row"><code>@{[htescape ($_->[0])]}</code></th>]; |
| 334 |
|
print STDOUT qq[<td><code>@{[htescape ($_->[1])]}</code></td></tr>]; |
| 335 |
|
} |
| 336 |
|
|
| 337 |
|
print STDOUT qq[</tbody></table></div>]; |
| 338 |
|
} # print_http_header_section |
| 339 |
|
|
| 340 |
|
sub print_source_string_section ($$) { |
| 341 |
|
require Encode; |
| 342 |
|
my $enc = Encode::find_encoding ($_[1]); ## TODO: charset name -> Perl name |
| 343 |
|
return unless $enc; |
| 344 |
|
|
| 345 |
|
my $s = \($enc->decode (${$_[0]})); |
| 346 |
|
my $i = 1; |
| 347 |
|
push @nav, ['#source-string' => 'Source']; |
| 348 |
|
print STDOUT qq[<div id="source-string" class="section"> |
| 349 |
|
<h2>Document Source</h2> |
| 350 |
|
<ol lang="">\n]; |
| 351 |
if (length $$s) { |
if (length $$s) { |
| 352 |
while ($$s =~ /\G([^\x0A]*?)\x0D?\x0A/gc) { |
while ($$s =~ /\G([^\x0A]*?)\x0D?\x0A/gc) { |
| 353 |
print STDOUT qq[<li id="line-$i">], htescape $1, "</li>\n"; |
print STDOUT qq[<li id="line-$i">], htescape $1, "</li>\n"; |
| 359 |
} else { |
} else { |
| 360 |
print STDOUT q[<li id="line-1"></li>]; |
print STDOUT q[<li id="line-1"></li>]; |
| 361 |
} |
} |
| 362 |
print STDOUT "</ol>"; |
print STDOUT "</ol></div>"; |
| 363 |
} # print_input_string |
} # print_input_string_section |
| 364 |
|
|
| 365 |
sub print_document_tree ($) { |
sub print_document_tree ($) { |
| 366 |
my $node = shift; |
my $node = shift; |
| 408 |
$r .= qq[<ul class="attributes">]; |
$r .= qq[<ul class="attributes">]; |
| 409 |
$r .= qq[<li>@{[scalar get_text ('manakaiIsHTML:'.($child->manakai_is_html?1:0))]}</li>]; |
$r .= qq[<li>@{[scalar get_text ('manakaiIsHTML:'.($child->manakai_is_html?1:0))]}</li>]; |
| 410 |
$r .= qq[<li>@{[scalar get_text ('manakaiCompatMode:'.$child->manakai_compat_mode)]}</li>]; |
$r .= qq[<li>@{[scalar get_text ('manakaiCompatMode:'.$child->manakai_compat_mode)]}</li>]; |
| 411 |
|
unless ($child->manakai_is_html) { |
| 412 |
|
$r .= qq[<li>XML version = <code>@{[htescape ($child->xml_version)]}</code></li>]; |
| 413 |
|
if (defined $child->xml_encoding) { |
| 414 |
|
$r .= qq[<li>XML encoding = <code>@{[htescape ($child->xml_encoding)]}</code></li>]; |
| 415 |
|
} else { |
| 416 |
|
$r .= qq[<li>XML encoding = (null)</li>]; |
| 417 |
|
} |
| 418 |
|
$r .= qq[<li>XML standalone = @{[$child->xml_standalone ? 'true' : 'false']}</li>]; |
| 419 |
|
} |
| 420 |
$r .= qq[</ul>]; |
$r .= qq[</ul>]; |
| 421 |
if ($child->has_child_nodes) { |
if ($child->has_child_nodes) { |
| 422 |
$r .= '<ol class="children">'; |
$r .= '<ol class="children">'; |
| 454 |
$rs = '"' . $node->data . '"'; |
$rs = '"' . $node->data . '"'; |
| 455 |
$node = $node->parent_node; |
$node = $node->parent_node; |
| 456 |
} elsif ($node->node_type == 9) { |
} elsif ($node->node_type == 9) { |
| 457 |
|
@r = ('') unless @r; |
| 458 |
$rs = ''; |
$rs = ''; |
| 459 |
$node = $node->parent_node; |
$node = $node->parent_node; |
| 460 |
} else { |
} else { |
| 505 |
|
|
| 506 |
} |
} |
| 507 |
|
|
| 508 |
|
sub get_input_document ($$) { |
| 509 |
|
my ($http, $dom) = @_; |
| 510 |
|
|
| 511 |
|
my $request_uri = $http->parameter ('uri'); |
| 512 |
|
my $r = {}; |
| 513 |
|
if (defined $request_uri and length $request_uri) { |
| 514 |
|
my $uri = $dom->create_uri_reference ($request_uri); |
| 515 |
|
unless ({ |
| 516 |
|
http => 1, |
| 517 |
|
}->{lc $uri->uri_scheme}) { |
| 518 |
|
return {uri => $request_uri, request_uri => $request_uri, |
| 519 |
|
error_status_text => 'URI scheme not allowed'}; |
| 520 |
|
} |
| 521 |
|
|
| 522 |
|
require Message::Util::HostPermit; |
| 523 |
|
my $host_permit = new Message::Util::HostPermit; |
| 524 |
|
$host_permit->add_rule (<<EOH); |
| 525 |
|
Allow host=suika port=80 |
| 526 |
|
Deny host=suika |
| 527 |
|
Allow host=suika.fam.cx port=80 |
| 528 |
|
Deny host=suika.fam.cx |
| 529 |
|
Deny host=localhost |
| 530 |
|
Deny host=*.localdomain |
| 531 |
|
Deny ipv4=0.0.0.0/8 |
| 532 |
|
Deny ipv4=10.0.0.0/8 |
| 533 |
|
Deny ipv4=127.0.0.0/8 |
| 534 |
|
Deny ipv4=169.254.0.0/16 |
| 535 |
|
Deny ipv4=172.0.0.0/11 |
| 536 |
|
Deny ipv4=192.0.2.0/24 |
| 537 |
|
Deny ipv4=192.88.99.0/24 |
| 538 |
|
Deny ipv4=192.168.0.0/16 |
| 539 |
|
Deny ipv4=198.18.0.0/15 |
| 540 |
|
Deny ipv4=224.0.0.0/4 |
| 541 |
|
Deny ipv4=255.255.255.255/32 |
| 542 |
|
Deny ipv6=0::0/0 |
| 543 |
|
Allow host=* |
| 544 |
|
EOH |
| 545 |
|
unless ($host_permit->check ($uri->uri_host, $uri->uri_port || 80)) { |
| 546 |
|
return {uri => $request_uri, request_uri => $request_uri, |
| 547 |
|
error_status_text => 'Connection to the host is forbidden'}; |
| 548 |
|
} |
| 549 |
|
|
| 550 |
|
require LWP::UserAgent; |
| 551 |
|
my $ua = WDCC::LWPUA->new; |
| 552 |
|
$ua->{wdcc_dom} = $dom; |
| 553 |
|
$ua->{wdcc_host_permit} = $host_permit; |
| 554 |
|
$ua->agent ('Mozilla'); ## TODO: for now. |
| 555 |
|
$ua->parse_head (0); |
| 556 |
|
$ua->protocols_allowed ([qw/http/]); |
| 557 |
|
$ua->max_size (1000_000); |
| 558 |
|
my $req = HTTP::Request->new (GET => $request_uri); |
| 559 |
|
my $res = $ua->request ($req); |
| 560 |
|
if ($res->is_success or $http->parameter ('error-page')) { |
| 561 |
|
$r->{base_uri} = $res->base; ## NOTE: It does check |Content-Base|, |Content-Location|, and <base>. ## TODO: Use our own code! |
| 562 |
|
$r->{uri} = $res->request->uri; |
| 563 |
|
$r->{request_uri} = $request_uri; |
| 564 |
|
|
| 565 |
|
## TODO: More strict parsing... |
| 566 |
|
my $ct = $res->header ('Content-Type'); |
| 567 |
|
if (defined $ct and $ct =~ m#^([0-9A-Za-z._+-]+/[0-9A-Za-z._+-]+)#) { |
| 568 |
|
$r->{media_type} = lc $1; |
| 569 |
|
} |
| 570 |
|
if (defined $ct and $ct =~ /;\s*charset\s*=\s*"?(\S+)"?/i) { |
| 571 |
|
$r->{charset} = lc $1; |
| 572 |
|
$r->{charset} =~ tr/\\//d; |
| 573 |
|
} |
| 574 |
|
|
| 575 |
|
my $input_charset = $http->parameter ('charset'); |
| 576 |
|
if (defined $input_charset and length $input_charset) { |
| 577 |
|
$r->{charset_overridden} |
| 578 |
|
= (not defined $r->{charset} or $r->{charset} ne $input_charset); |
| 579 |
|
$r->{charset} = $input_charset; |
| 580 |
|
} |
| 581 |
|
|
| 582 |
|
$r->{s} = ''.$res->content; |
| 583 |
|
} else { |
| 584 |
|
$r->{uri} = $res->request->uri; |
| 585 |
|
$r->{request_uri} = $request_uri; |
| 586 |
|
$r->{error_status_text} = $res->status_line; |
| 587 |
|
} |
| 588 |
|
|
| 589 |
|
$r->{header_field} = []; |
| 590 |
|
$res->scan (sub { |
| 591 |
|
push @{$r->{header_field}}, [$_[0], $_[1]]; |
| 592 |
|
}); |
| 593 |
|
$r->{header_status_code} = $res->code; |
| 594 |
|
$r->{header_status_text} = $res->message; |
| 595 |
|
} else { |
| 596 |
|
$r->{s} = ''.$http->parameter ('s'); |
| 597 |
|
$r->{uri} = q<thismessage:/>; |
| 598 |
|
$r->{request_uri} = q<thismessage:/>; |
| 599 |
|
$r->{base_uri} = q<thismessage:/>; |
| 600 |
|
$r->{charset} = ''.$http->parameter ('_charset_'); |
| 601 |
|
$r->{charset} =~ s/\s+//g; |
| 602 |
|
$r->{charset} = 'utf-8' if $r->{charset} eq ''; |
| 603 |
|
$r->{header_field} = []; |
| 604 |
|
} |
| 605 |
|
|
| 606 |
|
my $input_format = $http->parameter ('i'); |
| 607 |
|
if (defined $input_format and length $input_format) { |
| 608 |
|
$r->{media_type_overridden} |
| 609 |
|
= (not defined $r->{media_type} or $input_format ne $r->{media_type}); |
| 610 |
|
$r->{media_type} = $input_format; |
| 611 |
|
} |
| 612 |
|
if (defined $r->{s} and not defined $r->{media_type}) { |
| 613 |
|
$r->{media_type} = 'text/html'; |
| 614 |
|
$r->{media_type_overridden} = 1; |
| 615 |
|
} |
| 616 |
|
|
| 617 |
|
if ($r->{media_type} eq 'text/xml') { |
| 618 |
|
unless (defined $r->{charset}) { |
| 619 |
|
$r->{charset} = 'us-ascii'; |
| 620 |
|
} elsif ($r->{charset_overridden} and $r->{charset} eq 'us-ascii') { |
| 621 |
|
$r->{charset_overridden} = 0; |
| 622 |
|
} |
| 623 |
|
} |
| 624 |
|
|
| 625 |
|
if (length $r->{s} > 1000_000) { |
| 626 |
|
$r->{error_status_text} = 'Entity-body too large'; |
| 627 |
|
delete $r->{s}; |
| 628 |
|
return $r; |
| 629 |
|
} |
| 630 |
|
|
| 631 |
|
return $r; |
| 632 |
|
} # get_input_document |
| 633 |
|
|
| 634 |
|
package WDCC::LWPUA; |
| 635 |
|
BEGIN { push our @ISA, 'LWP::UserAgent'; } |
| 636 |
|
|
| 637 |
|
sub redirect_ok { |
| 638 |
|
my $ua = shift; |
| 639 |
|
unless ($ua->SUPER::redirect_ok (@_)) { |
| 640 |
|
return 0; |
| 641 |
|
} |
| 642 |
|
|
| 643 |
|
my $uris = $_[1]->header ('Location'); |
| 644 |
|
return 0 unless $uris; |
| 645 |
|
my $uri = $ua->{wdcc_dom}->create_uri_reference ($uris); |
| 646 |
|
unless ({ |
| 647 |
|
http => 1, |
| 648 |
|
}->{lc $uri->uri_scheme}) { |
| 649 |
|
return 0; |
| 650 |
|
} |
| 651 |
|
unless ($ua->{wdcc_host_permit}->check ($uri->uri_host, $uri->uri_port || 80)) { |
| 652 |
|
return 0; |
| 653 |
|
} |
| 654 |
|
return 1; |
| 655 |
|
} # redirect_ok |
| 656 |
|
|
| 657 |
=head1 AUTHOR |
=head1 AUTHOR |
| 658 |
|
|
| 659 |
Wakaba <w@suika.fam.cx>. |
Wakaba <w@suika.fam.cx>. |