/[pub]/test/html-webhacc/cc.cgi
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revision 1.4 by wakaba, Wed Jun 27 14:36:45 2007 UTC revision 1.58 by wakaba, Mon Jul 21 09:40:59 2008 UTC
# Line 2  Line 2 
2  use strict;  use strict;
3    
4  use lib qw[/home/httpd/html/www/markup/html/whatpm  use lib qw[/home/httpd/html/www/markup/html/whatpm
5             /home/wakaba/work/manakai/lib             /home/wakaba/work/manakai2/lib];
            /home/wakaba/public_html/-temp/wiki/lib];  
6  use CGI::Carp qw[fatalsToBrowser];  use CGI::Carp qw[fatalsToBrowser];
 use Scalar::Util qw[refaddr];  
7    
8  use SuikaWiki::Input::HTTP; ## TODO: Use some better CGI module    require WebHACC::Input;
9    
10  sub htescape ($) {  {
11    my $s = $_[0];    require Message::CGI::HTTP;
12    $s =~ s/&/&/g;    my $http = Message::CGI::HTTP->new;
13    $s =~ s/</&lt;/g;  
14    $s =~ s/>/&gt;/g;    require WebHACC::Output;
15    $s =~ s/"/&quot;/g;    my $out = WebHACC::Output->new;
16    $s =~ s!([\x00-\x09\x0B-\x1F\x7F-\x80])!sprintf '<var>U+%04X</var>', ord $1!ge;    $out->handle (*STDOUT);
17    return $s;    $out->set_utf8;
18  } # htescape  
19      if ($http->get_meta_variable ('PATH_INFO') ne '/') {
20  my $http = SuikaWiki::Input::HTTP->new;      $out->http_error (404);
   
 ## TODO: _charset_  
   
   my $input_format = $http->parameter ('i') || 'text/html';  
   my $inner_html_element = $http->parameter ('e');  
   my $input_uri = 'thismessage:/';  
   
   my $s = $http->parameter ('s');  
   if (length $s > 1000_000) {  
     print STDOUT "Status: 400 Document Too Long\nContent-Type: text/plain; charset=us-ascii\n\nToo long";  
21      exit;      exit;
22    }    }
23      
24      load_text_catalog ('en'); ## TODO: conneg
25    
26    my @nav;    $out->set_flush;
27    print STDOUT qq[Content-Type: text/html; charset=utf-8    $out->http_header;
28      $out->html_header;
29      $out->unset_flush;
30    
31  <!DOCTYPE html>    my $input = get_input_document ($http);
32  <html lang="en">    $out->input ($input);
 <head>  
 <title>Web Document Conformance Checker (BETA)</title>  
 <link rel="stylesheet" href="../cc-style.css" type="text/css">  
 </head>  
 <body>  
 <h1>Web Document Conformance Checker (<em>beta</em>)</h1>  
   
 <div id="document-info" class="section">  
 <dl>  
 <dt>Document URI</dt>  
     <dd><code class="URI" lang="">&lt;<a href="@{[htescape $input_uri]}">@{[htescape $input_uri]}</a>&gt;</code></dd>  
 <dt>Internet Media Type</dt>  
     <dd><code class="MIME" lang="en">@{[htescape $input_format]}</code></dd>  
 ]; # no </dl> yet  
   push @nav, ['#document-info' => 'Information'];  
33    
34    require Message::DOM::DOMImplementation;    require WebHACC::Result;
35    my $dom = Message::DOM::DOMImplementation->____new;    my $result = WebHACC::Result->new;
36    my $doc;    $result->output ($out);
37    my $el;    $result->{conforming_min} = 1;
38      $result->{conforming_max} = 1;
   if ($input_format eq 'text/html') {  
     require Encode;  
     require Whatpm::HTML;  
       
     $s = Encode::decode ('utf-8', $s);  
   
     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>  
   
 <div id="parse-errors" class="section">  
 <h2>Parse Errors</h2>  
   
 <dl>  
 ];  
   push @nav, ['#parse-errors' => 'Parse Error'];  
   
   my $onerror = sub {  
     my (%opt) = @_;  
     if ($opt{column} > 0) {  
       print STDOUT qq[<dt><a href="#line-$opt{line}">Line $opt{line}</a> column $opt{column}</dt>\n];  
     } else {  
       $opt{line}--;  
       print STDOUT qq[<dt><a href="#line-$opt{line}">Line $opt{line}</a></dt>\n];  
     }  
     print STDOUT qq[<dd>@{[htescape $opt{type}]}</dd>\n];  
   };  
39    
40    $doc = $dom->create_document;    $out->html ('<script src="../cc-script.js"></script>');
41    if (defined $inner_html_element and length $inner_html_element) {  
42      $el = $doc->create_element_ns    check_and_print ($input => $result => $out);
43          ('http://www.w3.org/1999/xhtml', [undef, $inner_html_element]);    
44      Whatpm::HTML->set_inner_html ($el, $s, $onerror);    $result->generate_result_section;
45    } else {  
46      Whatpm::HTML->parse_string ($s => $doc, $onerror);    $out->nav_list;
47    
48      exit;
49    }
50    
51    sub check_and_print ($$$) {
52      my ($input, $result, $out) = @_;
53      my $original_input = $out->input;
54      $out->input ($input);
55    
56      $input->generate_info_section ($result);
57    
58      $input->generate_transfer_sections ($result);
59    
60      unless (defined $input->{s}) {
61        $result->{conforming_min} = 0;
62        return;
63    }    }
64    
65    print STDOUT qq[    my $checker_class = {
66  </dl>      'text/cache-manifest' => 'WebHACC::Language::CacheManifest',
67  </div>      'text/css' => 'WebHACC::Language::CSS',
68  ];      'text/html' => 'WebHACC::Language::HTML',
69    } elsif ($input_format eq 'application/xhtml+xml') {      'text/x-webidl' => 'WebHACC::Language::WebIDL',
70      require Message::DOM::XMLParserTemp;  
71      require Encode;      'text/xml' => 'WebHACC::Language::XML',
72            'application/atom+xml' => 'WebHACC::Language::XML',
73      my $t = Encode::decode ('utf-8', $s);      'application/rss+xml' => 'WebHACC::Language::XML',
74        'image/svg+xml' => 'WebHACC::Language::XML',
75      print STDOUT qq[      'application/xhtml+xml' => 'WebHACC::Language::XML',
76  <dt>Character Encoding</dt>      'application/xml' => 'WebHACC::Language::XML',
77      <dd>(none)</dd>      ## TODO: Should we make all XML MIME Types fall
78  </dl>      ## into this category?
79  </div>  
80        ## NOTE: This type has different model from normal XML types.
81  <div id="source-string" class="section">      'application/rdf+xml' => 'WebHACC::Language::XML',
82  <h2>Document Source</h2>    }->{$input->{media_type}} || 'WebHACC::Language::Default';
83  ];  
84      push @nav, ['#source-string' => 'Source'];    eval qq{ require $checker_class } or die "$0: Loading $checker_class: $@";
85      print_source_string (\$t);    my $checker = $checker_class->new;
86      print STDOUT qq[    $checker->input ($input);
87  </div>    $checker->output ($out);
88      $checker->result ($result);
89  <div id="parse-errors" class="section">  
90  <h2>Parse Errors</h2>    ## TODO: A cache manifest MUST be text/cache-manifest
91      ## TODO: WebIDL media type "text/x-webidl"
92  <dl>  
93  ];    $checker->generate_syntax_error_section;
94    push @nav, ['#parse-errors' => 'Parse Error'];    $checker->generate_source_string_section;
95    
96    my $onerror = sub {    my @subdoc;
97      my $err = shift;    $checker->onsubdoc (sub {
98      my $line = $err->location->line_number;      push @subdoc, shift;
99      print STDOUT qq[<dt><a href="#line-$line">Line $line</a> column ];    });
100      print STDOUT $err->location->column_number, "</dt><dd>";  
101      print STDOUT htescape $err->text, "</dd>\n";    $checker->generate_structure_dump_section;
102      return 1;    $checker->generate_structure_error_section;
103    };    $checker->generate_additional_sections;
104    
105    open my $fh, '<', \$s;    my $id_prefix = 0;
106    $doc = Message::DOM::XMLParserTemp->parse_byte_stream    for my $_subinput (@subdoc) {
107        ($fh => $dom, $onerror, charset => 'utf-8');      my $subinput = WebHACC::Input::Subdocument->new (++$id_prefix);
108        $subinput->{$_} = $_subinput->{$_} for keys %$_subinput;
109      print STDOUT qq[      $subinput->{base_uri} = $subinput->{container_node}->base_uri
110  </dl>          unless defined $subinput->{base_uri};
111  </div>      $subinput->{parent_input} = $input;
112  ];  
113    } else {      $subinput->start_section ($result);
114      print STDOUT qq[      check_and_print ($subinput => $result => $out);
115  </dl>      $subinput->end_section ($result);
 </div>  
   
 <div id="result-summary" class="section">  
 <p><em>Media type <code class="MIME" lang="en">@{[htescape $input_format]}</code> is not supported!</em></p>  
 </div>  
 ];  
     push @nav, ['#result-summary' => 'Result'];  
116    }    }
117    
118      $out->input ($original_input);
119    } # check_and_print
120    
   if (defined $doc or defined $el) {  
     print STDOUT qq[  
 <div id="document-tree" class="section">  
 <h2>Document Tree</h2>  
 ];  
     push @nav, ['#document-tree' => 'Tree'];  
   
     print_document_tree ($el || $doc);  
   
     print STDOUT qq[  
 </div>  
   
 <div id="document-errors" class="section">  
 <h2>Document Errors</h2>  
   
 <dl>  
 ];  
     push @nav, ['#document-errors' => 'Document Error'];  
   
     require Whatpm::ContentChecker;  
     my $onerror = sub {  
       my %opt = @_;  
       print STDOUT qq[<dt><a href="#node-@{[refaddr $opt{node}]}">],  
           htescape get_node_path ($opt{node}),  
           "</a></dt>\n<dd>", htescape $opt{type}, "</dd>\n";  
     };  
121    
122      if ($el) {  {
123        Whatpm::ContentChecker->check_element ($el, $onerror);    my $Msg = {};
124      } else {  
125        Whatpm::ContentChecker->check_document ($doc, $onerror);  sub load_text_catalog ($) {
126    #  my $self = shift;
127      my $lang = shift; # MUST be a canonical lang name
128      open my $file, '<:utf8', "cc-msg.$lang.txt"
129          or die "$0: cc-msg.$lang.txt: $!";
130      while (<$file>) {
131        if (s/^([^;]+);([^;]*);//) {
132          my ($type, $cls, $msg) = ($1, $2, $_);
133          $msg =~ tr/\x0D\x0A//d;
134          $Msg->{$type} = [$cls, $msg];
135      }      }
136      }
137    } # load_text_catalog
138    
139      print STDOUT qq[  sub get_text ($;$$) {
140  </dl>  #  my $self = shift;
141  </div>    my ($type, $level, $node) = @_;
142  ];    $type = $level . ':' . $type if defined $level;
143    }    $level = 'm' unless defined $level;
144      my @arg;
145    ## TODO: Show result    {
146        if (defined $Msg->{$type}) {
147    print STDOUT qq[        my $msg = $Msg->{$type}->[1];
148  <ul class="navigation" id="nav-items">        $msg =~ s{<var>\$([0-9]+)</var>}{
149  ];          defined $arg[$1] ? ($arg[$1]) : '(undef)';
150    for (@nav) {        }ge;                 ##BUG: ^ must be escaped
151      print STDOUT qq[<li><a href="$_->[0]">$_->[1]</a></li>];        $msg =~ s{<var>{\@([A-Za-z0-9:_.-]+)}</var>}{
152    }          UNIVERSAL::can ($node, 'get_attribute_ns')
153    print STDOUT qq[              ?  ($node->get_attribute_ns (undef, $1)) : ''
154  </ul>        }ge; ## BUG: ^ must be escaped
155  </body>        $msg =~ s{<var>{\@}</var>}{        ## BUG: v must be escaped
156  </html>          UNIVERSAL::can ($node, 'value') ? ($node->value) : ''
157  ];        }ge;
158          $msg =~ s{<var>{local-name}</var>}{
159  exit;          UNIVERSAL::can ($node, 'manakai_local_name')
160              ? ($node->manakai_local_name) : ''
161  sub print_source_string ($) {        }ge;  ## BUG: ^ must be escaped
162    my $s = $_[0];        $msg =~ s{<var>{element-local-name}</var>}{
163    my $i = 1;          (UNIVERSAL::can ($node, 'owner_element') and
164    print STDOUT qq[<ol lang="">\n];           $node->owner_element)
165    while ($$s =~ /\G([^\x0A]*?)\x0D?\x0A/gc) {            ?  ($node->owner_element->manakai_local_name)
166      print STDOUT qq[<li id="line-$i">], htescape $1, "</li>\n";            : '' ## BUG: ^ must be escaped
167      $i++;        }ge;
168    }        return ($type, 'level-' . $level . ' ' . $Msg->{$type}->[0], $msg);
169    if ($$s =~ /\G([^\x0A]+)/gc) {      } elsif ($type =~ s/:([^:]*)$//) {
170      print STDOUT qq[<li id="line-$i">], htescape $1, "</li>\n";        unshift @arg, $1;
171    }        redo;
   print STDOUT "</ol>";  
 } # print_input_string  
   
 sub print_document_tree ($) {  
   my $node = shift;  
   my $r = '<ol class="xoxo">';  
   
   my @node = ($node);  
   while (@node) {  
     my $child = shift @node;  
     unless (ref $child) {  
       $r .= $child;  
       next;  
172      }      }
173      }
174      return ($type, 'level-'.$level, ($_[0]));
175                                     ## BUG: ^ must be escaped
176    } # get_text
177    
178      my $node_id = 'node-'.refaddr $child;  }
179      my $nt = $child->node_type;  
180      if ($nt == $child->ELEMENT_NODE) {  sub get_input_document ($) {
181        my $child_nsuri = $child->namespace_uri;    my $http = shift;
182        $r .= qq[<li id="$node_id" class="tree-element"><code title="@{[defined $child_nsuri ? $child_nsuri : '']}">] . htescape ($child->tag_name) .  
183            '</code>'; ## ISSUE: case    require Message::DOM::DOMImplementation;
184      my $dom = Message::DOM::DOMImplementation->new;
185        if ($child->has_attributes) {  
186          $r .= '<ul class="attributes">';    require Encode;
187          for my $attr (sort {$a->[0] cmp $b->[0]} map { [$_->name, $_->value, $_->namespace_uri, 'node-'.refaddr $_] }    my $request_uri = Encode::decode ('utf-8', $http->get_parameter ('uri'));
188                        @{$child->attributes}) {    my $r = WebHACC::Input->new;
189            $r .= qq[<li id="$attr->[3]" class="tree-attribute"><code title="@{[defined $_->[2] ? $_->[2] : '']}">] . htescape ($attr->[0]) . '</code> = '; ## ISSUE: case?    if (defined $request_uri and length $request_uri) {
190            $r .= '<q>' . htescape ($attr->[1]) . '</q></li>'; ## TODO: children      my $uri = $dom->create_uri_reference ($request_uri);
191          }      unless ({
192          $r .= '</ul>';               http => 1,
193        }              }->{lc $uri->uri_scheme}) {
194          $r = WebHACC::Input::Error->new;
195          $r->{uri} = $request_uri;
196          $r->{request_uri} = $request_uri;
197          $r->{error_status_text} = 'URL scheme not allowed';
198        }
199    
200        if ($node->has_child_nodes) {      require Message::Util::HostPermit;
201          $r .= '<ol class="children">';      my $host_permit = new Message::Util::HostPermit;
202          unshift @node, @{$child->child_nodes}, '</ol>';      $host_permit->add_rule (<<EOH);
203    Allow host=suika port=80
204    Deny host=suika
205    Allow host=suika.fam.cx port=80
206    Deny host=suika.fam.cx
207    Deny host=localhost
208    Deny host=*.localdomain
209    Deny ipv4=0.0.0.0/8
210    Deny ipv4=10.0.0.0/8
211    Deny ipv4=127.0.0.0/8
212    Deny ipv4=169.254.0.0/16
213    Deny ipv4=172.0.0.0/11
214    Deny ipv4=192.0.2.0/24
215    Deny ipv4=192.88.99.0/24
216    Deny ipv4=192.168.0.0/16
217    Deny ipv4=198.18.0.0/15
218    Deny ipv4=224.0.0.0/4
219    Deny ipv4=255.255.255.255/32
220    Deny ipv6=0::0/0
221    Allow host=*
222    EOH
223        unless ($host_permit->check ($uri->uri_host, $uri->uri_port || 80)) {
224          my $r = WebHACC::Input::Error->new;
225          $r->{uri} = $request_uri;
226          $r->{request_uri} = $request_uri;
227          $r->{error_status_text} = 'Connection to the host is forbidden';
228          return $r;
229        }
230    
231        require LWP::UserAgent;
232        my $ua = WDCC::LWPUA->new;
233        $ua->{wdcc_dom} = $dom;
234        $ua->{wdcc_host_permit} = $host_permit;
235        $ua->agent ('Mozilla'); ## TODO: for now.
236        $ua->parse_head (0);
237        $ua->protocols_allowed ([qw/http/]);
238        $ua->max_size (1000_000);
239        my $req = HTTP::Request->new (GET => $request_uri);
240        $req->header ('Accept-Encoding' => 'identity, *; q=0');
241        my $res = $ua->request ($req);
242        ## TODO: 401 sets |is_success| true.
243        if ($res->is_success or $http->get_parameter ('error-page')) {
244          $r->{base_uri} = $res->base; ## NOTE: It does check |Content-Base|, |Content-Location|, and <base>. ## TODO: Use our own code!
245          $r->{uri} = $res->request->uri;
246          $r->{request_uri} = $request_uri;
247    
248          ## TODO: More strict parsing...
249          my $ct = $res->header ('Content-Type');
250          if (defined $ct and $ct =~ /;\s*charset\s*=\s*"?([^\s;"]+)"?/i) {
251            $r->{charset} = lc $1;
252            $r->{charset} =~ tr/\\//d;
253            $r->{official_charset} = $r->{charset};
254        }        }
255      } elsif ($nt == $child->TEXT_NODE) {  
256        $r .= qq'<li id="$node_id" class="tree-text"><q lang="">' . htescape ($child->data) . '</q></li>';        my $input_charset = $http->get_parameter ('charset');
257      } elsif ($nt == $child->CDATA_SECTION_NODE) {        if (defined $input_charset and length $input_charset) {
258        $r .= qq'<li id="$node_id" class="tree-cdata"><code>&lt;[CDATA[</code><q lang="">' . htescape ($child->data) . '</q><code>]]&gt;</code></li>';          $r->{charset_overridden}
259      } elsif ($nt == $child->COMMENT_NODE) {              = (not defined $r->{charset} or $r->{charset} ne $input_charset);
260        $r .= qq'<li id="$node_id" class="tree-comment"><code>&lt;!--</code><q lang="">' . htescape ($child->data) . '</q><code>--&gt;</code></li>';          $r->{charset} = $input_charset;
     } elsif ($nt == $child->DOCUMENT_NODE) {  
       $r .= qq'<li id="$node_id" class="tree-document">Document</li>';  
       if ($child->has_child_nodes) {  
         $r .= '<ol>';  
         unshift @node, @{$child->child_nodes}, '</ol>';  
261        }        }
262      } elsif ($nt == $child->DOCUMENT_TYPE_NODE) {  
263        $r .= qq'<li id="$node_id" class="tree-doctype"><code>&lt;!DOCTYPE&gt;</code><ul>';        ## TODO: Support for HTTP Content-Encoding
264        $r .= '<li class="tree-doctype-name">Name = <q>@{[htescape ($child->name)]}</q></li>';  
265        $r .= '<li class="tree-doctype-publicid">Public identifier = <q>@{[htescape ($child->public_id)]}</q></li>';        $r->{s} = ''.$res->content;
266        $r .= '<li class="tree-doctype-systemid">System identifier = <q>@{[htescape ($child->system_id)]}</q></li>';  
267        $r .= '</ul></li>';        require Whatpm::ContentType;
268      } elsif ($nt == $child->PROCESSING_INSTRUCTION_NODE) {        ($r->{official_type}, $r->{media_type})
269        $r .= qq'<li id="$node_id" class="tree-id"><code>&lt;?@{[htescape ($child->target)]}</code> <q>@{[htescape ($child->data)]}</q><code>?&gt;</code></li>';            = Whatpm::ContentType->get_sniffed_type
270                  (get_file_head => sub {
271                     return substr $r->{s}, 0, shift;
272                   },
273                   http_content_type_byte => $ct,
274                   has_http_content_encoding =>
275                       defined $res->header ('Content-Encoding'),
276                   supported_image_types => {});
277      } else {      } else {
278        $r .= qq'<li id="$node_id" class="tree-unknown">@{[$child->node_type]} @{[htescape ($child->node_name)]}</li>'; # error        $r->{uri} = $res->request->uri;
279          $r->{request_uri} = $request_uri;
280          $r->{error_status_text} = $res->status_line;
281      }      }
282    
283        $r->{header_field} = [];
284        $res->scan (sub {
285          push @{$r->{header_field}}, [$_[0], $_[1]];
286        });
287        $r->{header_status_code} = $res->code;
288        $r->{header_status_text} = $res->message;
289      } else {
290        $r->{s} = ''.$http->get_parameter ('s');
291        $r->{uri} = q<thismessage:/>;
292        $r->{request_uri} = q<thismessage:/>;
293        $r->{base_uri} = q<thismessage:/>;
294        $r->{charset} = ''.$http->get_parameter ('_charset_');
295        $r->{charset} =~ s/\s+//g;
296        $r->{charset} = 'utf-8' if $r->{charset} eq '';
297        $r->{official_charset} = $r->{charset};
298        $r->{header_field} = [];
299    
300        require Whatpm::ContentType;
301        ($r->{official_type}, $r->{media_type})
302            = Whatpm::ContentType->get_sniffed_type
303                (get_file_head => sub {
304                   return substr $r->{s}, 0, shift;
305                 },
306                 http_content_type_byte => undef,
307                 has_http_content_encoding => 0,
308                 supported_image_types => {});
309    }    }
310    
311    $r .= '</ol>';    my $input_format = $http->get_parameter ('i');
312    print STDOUT $r;    if (defined $input_format and length $input_format) {
313  } # print_document_tree      $r->{media_type_overridden}
314            = (not defined $r->{media_type} or $input_format ne $r->{media_type});
315  sub get_node_path ($) {      $r->{media_type} = $input_format;
316    my $node = shift;    }
317    my @r;    if (defined $r->{s} and not defined $r->{media_type}) {
318    while (defined $node) {      $r->{media_type} = 'text/html';
319      my $rs;      $r->{media_type_overridden} = 1;
320      if ($node->node_type == 1) {    }
321        $rs = $node->manakai_local_name;  
322        $node = $node->parent_node;    if ($r->{media_type} eq 'text/xml') {
323      } elsif ($node->node_type == 2) {      unless (defined $r->{charset}) {
324        $rs = '@' . $node->manakai_local_name;        $r->{charset} = 'us-ascii';
325        $node = $node->owner_element;        $r->{official_charset} = $r->{charset};
326      } elsif ($node->node_type == 3) {      } elsif ($r->{charset_overridden} and $r->{charset} eq 'us-ascii') {
327        $rs = '"' . $node->data . '"';        $r->{charset_overridden} = 0;
       $node = $node->parent_node;  
     } elsif ($node->node_type == 9) {  
       $rs = '';  
       $node = $node->parent_node;  
     } else {  
       $rs = '#' . $node->node_type;  
       $node = $node->parent_node;  
328      }      }
     unshift @r, $rs;  
329    }    }
330    return join '/', @r;  
331  } # get_node_path    if (length $r->{s} > 1000_000) {
332        $r->{error_status_text} = 'Entity-body too large';
333        delete $r->{s};
334        return $r;
335      }
336    
337      $r->{inner_html_element} = $http->get_parameter ('e');
338    
339      return $r;
340    } # get_input_document
341    
342    package WDCC::LWPUA;
343    BEGIN { push our @ISA, 'LWP::UserAgent'; }
344    
345    sub redirect_ok {
346      my $ua = shift;
347      unless ($ua->SUPER::redirect_ok (@_)) {
348        return 0;
349      }
350    
351      my $uris = $_[1]->header ('Location');
352      return 0 unless $uris;
353      my $uri = $ua->{wdcc_dom}->create_uri_reference ($uris);
354      unless ({
355               http => 1,
356              }->{lc $uri->uri_scheme}) {
357        return 0;
358      }
359      unless ($ua->{wdcc_host_permit}->check ($uri->uri_host, $uri->uri_port || 80)) {
360        return 0;
361      }
362      return 1;
363    } # redirect_ok
364    
365  =head1 AUTHOR  =head1 AUTHOR
366    
# Line 330  Wakaba <w@suika.fam.cx>. Line 368  Wakaba <w@suika.fam.cx>.
368    
369  =head1 LICENSE  =head1 LICENSE
370    
371  Copyright 2007 Wakaba <w@suika.fam.cx>  Copyright 2007-2008 Wakaba <w@suika.fam.cx>
372    
373  This library is free software; you can redistribute it  This library is free software; you can redistribute it
374  and/or modify it under the same terms as Perl itself.  and/or modify it under the same terms as Perl itself.
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