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(Matthew Wilson) add AssetAspect/RssFeed. See exportAssetCollateral for a good time.

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This commit is contained in:
Matthew Wilson 2009-03-30 21:38:12 +00:00
parent 4e78593395
commit cf63a4e4f3
10 changed files with 762 additions and 108 deletions
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115
lib/WebGUI/Asset/Wobject/SyndicatedContent.pm
View file

@ -17,7 +17,8 @@ use WebGUI::Cache;
use WebGUI::Exception;
use WebGUI::HTML;
use WebGUI::International;
use base 'WebGUI::Asset::Wobject';
use Class::C3;
use base qw(WebGUI::AssetAspect::RssFeed WebGUI::Asset::Wobject);
use WebGUI::Macro;
use XML::FeedPP;
@ -116,7 +117,7 @@ sub definition {
className=>'WebGUI::Asset::Wobject::SyndicatedContent',
properties=>\%properties
});
return $class->SUPER::definition($session, $definition);
return $class->next::method($session, $definition);
}
#-------------------------------------------------------------------
@ -129,6 +130,7 @@ Combines all feeds into a single XML::FeedPP object.
sub generateFeed {
my $self = shift;
my $limit = shift || $self->get('maxHeadlines');
my $feed = XML::FeedPP::Atom->new();
my $log = $self->session->log;
@ -173,8 +175,8 @@ sub generateFeed {
# sort them by date
$feed->sort_item();
# limit the feed to the maxium number of headlines
$feed->limit_item($self->get('maxHeadlines'));
# limit the feed to the maximum number of headlines (or the feed generator limit).
$feed->limit_item($limit);
# mark this asset as updated
$self->update({}) if ($newlyCached);
@ -184,6 +186,53 @@ sub generateFeed {
#-------------------------------------------------------------------
=head2 getFeed ()
Override the one in the parent...
=cut
sub getFeed {
my $self = shift;
my $feed = shift;
foreach my $item ($self->generateFeed( $self->get('itemsPerFeed') )->get_item) {
my $set_permalink_false = 0;
my $new_item = $feed->add_item( $item );
warn "creating item !";
if (!$new_item->guid) {
if ($new_item->link) {
$new_item->guid( $new_item->link );
} else {
$new_item->guid( $self->session->id->generate );
$set_permalink_false = 1;
}
}
$new_item->guid( $new_item->guid, isPermaLink => 0 ) if $set_permalink_false;
}
$feed->title( $self->get('feedTitle') || $self->get('title') );
$feed->description( $self->get('feedDescription') || $self->get('synopsis') );
$feed->pubDate( $self->getContentLastModified );
$feed->copyright( $self->get('feedCopyright') );
$feed->link( $self->getUrl );
# $feed->language( $lang );
if ($self->get('feedImage')) {
my $storage = WebGUI::Storage->get($self->session, $self->get('feedImage'));
my @files = @{ $storage->getFiles };
if (scalar @files) {
$feed->image(
$storage->getUrl( $files[0] ),
$self->get('feedImageDescription') || $self->getTitle,
$self->get('feedImageUrl') || $self->getUrl,
$self->get('feedImageDescription') || $self->getTitle,
( $storage->getSizeInPixels( $files[0] ) ) # expands to width and height
);
}
}
return $feed;
}
#-------------------------------------------------------------------
=head2 getTemplateVariables
Returns a hash reference of template variables.
@ -256,7 +305,7 @@ See WebGUI::Asset::prepareView() for details.
sub prepareView {
my $self = shift;
$self->SUPER::prepareView();
$self->next::method;
my $template = WebGUI::Asset::Template->new($self->session, $self->get("templateId"));
$template->prepare($self->getMetaDataAsTemplateVariables);
$self->{_viewTemplate} = $template;
@ -279,7 +328,7 @@ See WebGUI::Asset::purgeCache() for details.
sub purgeCache {
my $self = shift;
WebGUI::Cache->new($self->session,"view_".$self->getId)->delete;
$self->SUPER::purgeCache;
$self->next::method;
}
#-------------------------------------------------------------------
@ -318,59 +367,7 @@ See WebGUI::Asset::Wobject::www_view() for details.
sub www_view {
my $self = shift;
$self->session->http->setCacheControl($self->get("cacheTimeout"));
$self->SUPER::www_view(@_);
}
#-------------------------------------------------------------------
=head2 www_viewAtom ( )
Emit an Atom 0.3 feed.
=cut
sub www_viewAtom {
my $self = shift;
my $feed = $self->generateFeed;
my $atom = XML::FeedPP::Atom->new;
$atom->merge($feed);
$self->session->http->setMimeType('application/atom+xml');
return $atom->to_string;
}
#-------------------------------------------------------------------
=head2 www_viewRdf ( )
Emit an RSS 1.0 / RDF feed.
=cut
sub www_viewRdf {
my $self = shift;
my $feed = $self->generateFeed;
my $rdf = XML::FeedPP::RDF->new;
$rdf->merge($feed);
$self->session->http->setMimeType('application/rdf+xml');
return $rdf->to_string;
}
#-------------------------------------------------------------------
=head2 www_viewRss ( )
Emit an RSS 2.0 feed.
=cut
sub www_viewRss {
my $self = shift;
my $feed = $self->generateFeed;
my $rss = XML::FeedPP::RSS->new;
$rss->merge($feed);
$self->session->http->setMimeType('application/rss+xml');
return $rss->to_string;
$self->next::method(@_);
}
#-------------------------------------------------------------------