webgui/sbin/Hourly/SyndicatedContent.pm

73 lines
2.6 KiB
Perl

package Hourly::SyndicatedContent;
#-------------------------------------------------------------------
# WebGUI is Copyright 2001-2002 Plain Black Software.
#-------------------------------------------------------------------
# Please read the legal notices (docs/legal.txt) and the license
# (docs/license.txt) that came with this distribution before using
# this software.
#-------------------------------------------------------------------
# http://www.plainblack.com info@plainblack.com
#-------------------------------------------------------------------
use HTTP::Request;
use LWP::UserAgent;
use strict;
use WebGUI::SQL;
use RSSLite;
#-------------------------------------------------------------------
sub getRSS {
my ($userAgent, $request, $response, $content, %result);
$userAgent = new LWP::UserAgent;
$request = new HTTP::Request (GET => $_[0]);
$response = $userAgent->request($request);
$content = $response->content;
eval{parseXML(\%result, \$content)} or print $!;
return %result;
}
#-------------------------------------------------------------------
sub generateHTML {
my (%rss, $html, $item);
%rss = @_;
$html = $rss{title};
$html = '<a href="'.$rss{link}.'" target="_blank">'.$html.'</a>' if ($rss{link});
$html = '<h1>'.$html.'</h1>';
$html .= $rss{description}.'<p>' if ($rss{description});
foreach $item (@{$rss{items}}) {
$html .= '<li>';
if ($item->{link}) {
$html .= '<a href="'.$item->{link}.'" target="_blank">'.$item->{title}.'</a>';
} else {
$html .= $item->{title};
}
$html .= ' - '.$item->{description} if ($item->{description});
$html .= '<br>';
}
return ($html);
}
#-------------------------------------------------------------------
sub process {
my ($sth, @data, %rss, $html);
$sth = WebGUI::SQL->read("select wobject.wobjectId, SyndicatedContent.rssURL, SyndicatedContent.content
from wobject,SyndicatedContent where wobject.wobjectId=SyndicatedContent.wobjectId and wobject.pageId<>3",$_[0]);
while (@data = $sth->array) {
%rss = getRSS($data[1]);
$html = generateHTML(%rss);
if ($html ne "") {
WebGUI::SQL->write("update SyndicatedContent set content=".$_[0]->quote($html).", lastFetched=".time()."
where wobjectId=$data[0]",$_[0]);
} elsif (substr($data[2],6) ne "Unable" && substr($data[2],7) ne "Not yet") {
# then just leave the existing content in place
} else {
WebGUI::SQL->write("update SyndicatedContent set content='Unable to fetch content. Perhaps the RSS is improperly formated.',
lastFetched=".time()." where wobjectId=$data[0]",$_[0]);
}
}
$sth->finish;
}
1;