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#!/usr/bin/perl |
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use strict; |
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|
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use lib qw[/home/httpd/html/www/markup/html/whatpm |
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/home/wakaba/work/manakai2/lib]; |
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use CGI::Carp qw[fatalsToBrowser]; |
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|
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require WebHACC::Input; |
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|
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{ |
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require Message::CGI::HTTP; |
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my $http = Message::CGI::HTTP->new; |
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|
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require WebHACC::Output; |
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my $out = WebHACC::Output->new; |
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$out->handle (*STDOUT); |
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$out->set_utf8; |
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|
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if ($http->get_meta_variable ('PATH_INFO') ne '/') { |
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$out->http_error (404); |
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exit; |
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} |
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|
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## TODO: We need real conneg support... |
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my $primary_language = 'en'; |
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if ($ENV{HTTP_ACCEPT_LANGUAGE} =~ /ja/) { |
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$primary_language = 'ja'; |
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} |
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$out->load_text_catalog ($primary_language); |
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|
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$out->set_flush; |
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$out->http_header; |
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$out->html_header; |
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$out->unset_flush; |
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|
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my $input = get_input_document ($http); |
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$out->input ($input); |
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|
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require WebHACC::Result; |
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my $result = WebHACC::Result->new; |
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$result->output ($out); |
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$result->{conforming_min} = 1; |
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$result->{conforming_max} = 1; |
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|
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$out->html ('<script src="../cc-script.js"></script>'); |
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|
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check_and_print ($input => $result => $out); |
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|
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$result->generate_result_section; |
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|
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$out->nav_list; |
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|
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exit; |
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} |
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|
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sub check_and_print ($$$) { |
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my ($input, $result, $out) = @_; |
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my $original_input = $out->input; |
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$out->input ($input); |
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|
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$input->generate_info_section ($result); |
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|
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$input->generate_transfer_sections ($result); |
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|
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unless (defined $input->{s}) { |
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$result->{conforming_min} = 0; |
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return; |
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} |
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|
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my $checker_class = { |
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'text/cache-manifest' => 'WebHACC::Language::CacheManifest', |
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'text/css' => 'WebHACC::Language::CSS', |
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'text/html' => 'WebHACC::Language::HTML', |
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'text/x-webidl' => 'WebHACC::Language::WebIDL', |
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|
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'text/xml' => 'WebHACC::Language::XML', |
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'application/atom+xml' => 'WebHACC::Language::XML', |
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'application/rss+xml' => 'WebHACC::Language::XML', |
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'image/svg+xml' => 'WebHACC::Language::XML', |
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'application/xhtml+xml' => 'WebHACC::Language::XML', |
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'application/xml' => 'WebHACC::Language::XML', |
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## TODO: Should we make all XML MIME Types fall |
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## into this category? |
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|
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## NOTE: This type has different model from normal XML types. |
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'application/rdf+xml' => 'WebHACC::Language::XML', |
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}->{$input->{media_type}} || 'WebHACC::Language::Default'; |
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|
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eval qq{ require $checker_class } or die "$0: Loading $checker_class: $@"; |
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my $checker = $checker_class->new; |
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$checker->input ($input); |
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$checker->output ($out); |
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$checker->result ($result); |
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|
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## TODO: A cache manifest MUST be text/cache-manifest |
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## TODO: WebIDL media type "text/x-webidl" |
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|
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$checker->generate_syntax_error_section; |
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$checker->generate_source_string_section; |
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|
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my @subdoc; |
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$checker->onsubdoc (sub { |
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push @subdoc, shift; |
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}); |
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|
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$checker->generate_structure_dump_section; |
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$checker->generate_structure_error_section; |
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$checker->generate_additional_sections; |
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|
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my $id_prefix = 0; |
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for my $_subinput (@subdoc) { |
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my $subinput = WebHACC::Input::Subdocument->new (++$id_prefix); |
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$subinput->{$_} = $_subinput->{$_} for keys %$_subinput; |
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$subinput->{base_uri} = $subinput->{container_node}->base_uri |
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unless defined $subinput->{base_uri}; |
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$subinput->{parent_input} = $input; |
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|
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$subinput->start_section ($result); |
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check_and_print ($subinput => $result => $out); |
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$subinput->end_section ($result); |
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} |
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|
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$out->input ($original_input); |
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} # check_and_print |
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|
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sub get_input_document ($) { |
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my $http = shift; |
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|
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require Message::DOM::DOMImplementation; |
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my $dom = Message::DOM::DOMImplementation->new; |
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|
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require Encode; |
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my $request_uri = Encode::decode ('utf-8', $http->get_parameter ('uri')); |
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my $r = WebHACC::Input->new; |
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if (defined $request_uri and length $request_uri) { |
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my $uri = $dom->create_uri_reference ($request_uri); |
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unless ({ |
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http => 1, |
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}->{lc $uri->uri_scheme}) { |
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$r = WebHACC::Input::Error->new; |
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$r->{uri} = $request_uri; |
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$r->{request_uri} = $request_uri; |
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$r->{error_status_text} = 'URL scheme not allowed'; |
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} |
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|
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require Message::Util::HostPermit; |
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my $host_permit = new Message::Util::HostPermit; |
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$host_permit->add_rule (<<EOH); |
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Allow host=suika port=80 |
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Deny host=suika |
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Allow host=suika.fam.cx port=80 |
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Deny host=suika.fam.cx |
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Deny host=localhost |
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Deny host=*.localdomain |
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Deny ipv4=0.0.0.0/8 |
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Deny ipv4=10.0.0.0/8 |
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Deny ipv4=127.0.0.0/8 |
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Deny ipv4=169.254.0.0/16 |
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Deny ipv4=172.0.0.0/11 |
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Deny ipv4=192.0.2.0/24 |
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Deny ipv4=192.88.99.0/24 |
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Deny ipv4=192.168.0.0/16 |
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Deny ipv4=198.18.0.0/15 |
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Deny ipv4=224.0.0.0/4 |
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Deny ipv4=255.255.255.255/32 |
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Deny ipv6=0::0/0 |
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Allow host=* |
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EOH |
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unless ($host_permit->check ($uri->uri_host, $uri->uri_port || 80)) { |
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my $r = WebHACC::Input::Error->new; |
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$r->{uri} = $request_uri; |
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$r->{request_uri} = $request_uri; |
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$r->{error_status_text} = 'Connection to the host is forbidden'; |
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return $r; |
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} |
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|
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require LWP::UserAgent; |
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my $ua = WDCC::LWPUA->new; |
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$ua->{wdcc_dom} = $dom; |
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$ua->{wdcc_host_permit} = $host_permit; |
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$ua->agent ('Mozilla'); ## TODO: for now. |
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$ua->parse_head (0); |
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$ua->protocols_allowed ([qw/http/]); |
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$ua->max_size (1000_000); |
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my $req = HTTP::Request->new (GET => $request_uri); |
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$req->header ('Accept-Encoding' => 'identity, *; q=0'); |
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my $res = $ua->request ($req); |
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## TODO: 401 sets |is_success| true. |
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if ($res->is_success or $http->get_parameter ('error-page')) { |
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$r->{base_uri} = $res->base; ## NOTE: It does check |Content-Base|, |Content-Location|, and <base>. ## TODO: Use our own code! |
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$r->{uri} = $res->request->uri; |
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$r->{request_uri} = $request_uri; |
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|
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## TODO: More strict parsing... |
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my $ct = $res->header ('Content-Type'); |
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if (defined $ct and $ct =~ /;\s*charset\s*=\s*"?([^\s;"]+)"?/i) { |
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$r->{charset} = lc $1; |
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$r->{charset} =~ tr/\\//d; |
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$r->{official_charset} = $r->{charset}; |
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} |
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|
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my $input_charset = $http->get_parameter ('charset'); |
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if (defined $input_charset and length $input_charset) { |
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$r->{charset_overridden} |
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= (not defined $r->{charset} or $r->{charset} ne $input_charset); |
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$r->{charset} = $input_charset; |
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} |
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|
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## TODO: Support for HTTP Content-Encoding |
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|
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$r->{s} = ''.$res->content; |
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|
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require Whatpm::ContentType; |
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($r->{official_type}, $r->{media_type}) |
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= Whatpm::ContentType->get_sniffed_type |
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(get_file_head => sub { |
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return substr $r->{s}, 0, shift; |
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}, |
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http_content_type_byte => $ct, |
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has_http_content_encoding => |
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defined $res->header ('Content-Encoding'), |
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supported_image_types => {}); |
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} else { |
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$r->{uri} = $res->request->uri; |
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$r->{request_uri} = $request_uri; |
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$r->{error_status_text} = $res->status_line; |
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} |
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|
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$r->{header_field} = []; |
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$res->scan (sub { |
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push @{$r->{header_field}}, [$_[0], $_[1]]; |
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}); |
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$r->{header_status_code} = $res->code; |
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$r->{header_status_text} = $res->message; |
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} else { |
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$r->{s} = ''.$http->get_parameter ('s'); |
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$r->{uri} = q<thismessage:/>; |
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$r->{request_uri} = q<thismessage:/>; |
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$r->{base_uri} = q<thismessage:/>; |
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$r->{charset} = ''.$http->get_parameter ('_charset_'); |
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$r->{charset} =~ s/\s+//g; |
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$r->{charset} = 'utf-8' if $r->{charset} eq ''; |
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$r->{official_charset} = $r->{charset}; |
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$r->{header_field} = []; |
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|
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require Whatpm::ContentType; |
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($r->{official_type}, $r->{media_type}) |
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= Whatpm::ContentType->get_sniffed_type |
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(get_file_head => sub { |
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return substr $r->{s}, 0, shift; |
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}, |
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http_content_type_byte => undef, |
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has_http_content_encoding => 0, |
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supported_image_types => {}); |
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} |
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|
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my $input_format = $http->get_parameter ('i'); |
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if (defined $input_format and length $input_format) { |
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$r->{media_type_overridden} |
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= (not defined $r->{media_type} or $input_format ne $r->{media_type}); |
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$r->{media_type} = $input_format; |
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} |
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if (defined $r->{s} and not defined $r->{media_type}) { |
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$r->{media_type} = 'text/html'; |
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$r->{media_type_overridden} = 1; |
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} |
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|
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if ($r->{media_type} eq 'text/xml') { |
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unless (defined $r->{charset}) { |
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$r->{charset} = 'us-ascii'; |
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$r->{official_charset} = $r->{charset}; |
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} elsif ($r->{charset_overridden} and $r->{charset} eq 'us-ascii') { |
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$r->{charset_overridden} = 0; |
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} |
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} |
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|
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if (length $r->{s} > 1000_000) { |
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$r->{error_status_text} = 'Entity-body too large'; |
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delete $r->{s}; |
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return $r; |
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} |
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|
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$r->{inner_html_element} = $http->get_parameter ('e'); |
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|
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return $r; |
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} # get_input_document |
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|
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package WDCC::LWPUA; |
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BEGIN { push our @ISA, 'LWP::UserAgent'; } |
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|
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sub redirect_ok { |
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my $ua = shift; |
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unless ($ua->SUPER::redirect_ok (@_)) { |
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return 0; |
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} |
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|
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my $uris = $_[1]->header ('Location'); |
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return 0 unless $uris; |
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my $uri = $ua->{wdcc_dom}->create_uri_reference ($uris); |
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unless ({ |
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http => 1, |
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}->{lc $uri->uri_scheme}) { |
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return 0; |
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} |
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unless ($ua->{wdcc_host_permit}->check ($uri->uri_host, $uri->uri_port || 80)) { |
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return 0; |
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} |
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return 1; |
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} # redirect_ok |
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|
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=head1 AUTHOR |
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|
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Wakaba <w@suika.fam.cx>. |
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|
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=head1 LICENSE |
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|
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Copyright 2007-2008 Wakaba <w@suika.fam.cx> |
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|
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This library is free software; you can redistribute it |
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and/or modify it under the same terms as Perl itself. |
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|
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=cut |
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|
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## $Date: 2008/07/21 09:40:59 $ |
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