forked from github/kensanata.oddmuse
72cd669bf0
There were some files that did not offer "or (at your option) any later version" in their license and these had to be left alone. This should solve the incorrect FSF address issue #4 on GitHub.
103 lines
3.1 KiB
Perl
Executable File
103 lines
3.1 KiB
Perl
Executable File
#! /usr/bin/perl
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# Copyright (C) 2003, 2004 Alex Schroeder <alex@emacswiki.org>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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use CGI qw/:standard/;
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use CGI::Carp qw(fatalsToBrowser);
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use XML::RSS;
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use LWP::UserAgent;
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use encoding 'utf8';
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my $wikins = 'http://purl.org/rss/1.0/modules/wiki/';
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my $rdfns = 'http://www.w3.org/1999/02/22-rdf-syntax-ns#';
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my $output = '0.91';
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if (not param('url')) {
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print header(),
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start_html('RSS Simplification'),
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h1('RSS Simplification'),
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p('Translates any RSS feed to Really Simple Syndication ', $output,
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'It understands ModWiki, and will use wiki:diff as the link,',
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'and it will add dc:contributor to the description.'),
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start_form(-method=>'GET'),
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p('RSS feed: ', textfield('url', '', 70)),
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p(submit()),
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end_form(),
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end_html();
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exit;
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}
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print header(-type=>'text/plain; charset=UTF-8');
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my $rss = new XML::RSS(output=>$output);
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my $ua = new LWP::UserAgent;
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my $request = HTTP::Request->new('GET', param('url'));
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my $response = $ua->request($request);
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my $data = $response->content;
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eval {
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local $SIG{__DIE__} = sub { parse_rss3(); }; # parsing errors -> try RSS 3.0!
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$rss->parse($data);
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munge_rss();
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};
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sub munge_rss {
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foreach my $i (@{$rss->{items}}) {
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if ($i->{dc}->{contributor}) {
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if ($i->{description}) {
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$i->{description} = $i->{description} . ' -- ' . $i->{dc}->{contributor};
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} else {
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$i->{description} = '-- ' .$i->{dc}->{contributor};
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}
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}
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if ($i->{$wikins}->{diff}) {
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$i->{link} = $i->{$wikins}->{diff};
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}
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}
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print $rss->as_string();
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}
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# perl simplify.pl 'url=http://localhost/cgi-bin/wiki.pl?search=foo%3braw=1'
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sub parse_rss3 {
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$rss->add_module(
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prefix => 'wiki',
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uri => 'http://purl.org/rss/1.0/modules/wiki/'
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);
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my @entries = ();
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foreach my $entry (split(/\n\n+/, $data)) {
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my %entry = ();
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while ($entry =~ /(\S+?): (.*?)(?=\n[^\t]|\Z)/sg) {
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my ($key, $value) = ($1, $2);
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$value =~ s/\n\t/\n/g;
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$entry{$key} = $value if $value;
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}
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push(@entries, \%entry);
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}
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# the first entry is the channel
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my %entry = %{shift(@entries)};
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$rss->channel(%entry);
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# the rest are items
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while (@entries) {
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my %entry = %{shift(@entries)};
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my %dc = (date => $entry{'last-modified'},
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contributor => $entry{generator},);
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my %wiki = (size => $entry{size},);
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$entry{dc} = %dc;
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$entry{wiki} = %wiki;
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for my $key qw(last-modified generator size) { delete $entry{$key}; }
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$rss->add_item(%entry);
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}
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print $rss->as_string();
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}
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