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# $Id: Atom.pm 1958 2006-08-14 05:31:27Z btrott $ |
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|
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package XML::Feed::Atom; |
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use strict; |
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|
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use base qw( XML::Feed ); |
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use XML::Atom::Feed; |
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use XML::Atom::Util qw( iso2dt ); |
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use List::Util qw( first ); |
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use DateTime::Format::W3CDTF; |
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|
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sub init_empty { |
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my $feed = shift; |
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$feed->{atom} = XML::Atom::Feed->new(Version => 1.0); |
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$feed; |
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} |
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|
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sub init_string { |
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my $feed = shift; |
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my($str) = @_; |
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if ($str) { |
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$feed->{atom} = XML::Atom::Feed->new(Stream => $str) |
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or return $feed->error(XML::Atom::Feed->errstr); |
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} |
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$feed; |
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} |
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|
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sub format { 'Atom' } |
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|
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sub title { shift->{atom}->title(@_) } |
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sub link { |
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my $feed = shift; |
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if (@_) { |
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$feed->{atom}->add_link({ rel => 'alternate', href => $_[0], |
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type => 'text/html', }); |
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} else { |
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my $l = first { !defined $_->rel || $_->rel eq 'alternate' } $feed->{atom}->link; |
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$l ? $l->href : undef; |
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} |
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} |
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sub description { shift->{atom}->tagline(@_) } |
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sub copyright { shift->{atom}->copyright(@_) } |
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sub language { shift->{atom}->language(@_) } |
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sub generator { shift->{atom}->generator(@_) } |
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|
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sub author { |
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my $feed = shift; |
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if (@_ && $_[0]) { |
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my $person = XML::Atom::Person->new(Version => 1.0); |
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$person->name($_[0]); |
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$feed->{atom}->author($person); |
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} else { |
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$feed->{atom}->author ? $feed->{atom}->author->name : undef; |
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} |
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} |
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|
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sub modified { |
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my $feed = shift; |
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if (@_) { |
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$feed->{atom}->modified(DateTime::Format::W3CDTF->format_datetime($_[0])); |
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} else { |
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$feed->{atom}->modified ? iso2dt($feed->{atom}->modified) : undef; |
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} |
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} |
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|
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sub entries { |
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my @entries; |
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for my $entry ($_[0]->{atom}->entries) { |
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push @entries, XML::Feed::Entry::Atom->wrap($entry); |
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} |
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|
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@entries; |
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} |
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|
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sub add_entry { |
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my $feed = shift; |
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my($entry) = @_; |
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$feed->{atom}->add_entry($entry->unwrap); |
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} |
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|
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sub as_xml { $_[0]->{atom}->as_xml } |
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|
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package XML::Feed::Entry::Atom; |
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use strict; |
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|
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use base qw( XML::Feed::Entry ); |
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use XML::Atom::Util qw( iso2dt ); |
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use XML::Feed::Content; |
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use XML::Atom::Entry; |
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use List::Util qw( first ); |
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|
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sub init_empty { |
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my $entry = shift; |
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$entry->{entry} = XML::Atom::Entry->new(Version => 1.0); |
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1; |
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} |
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|
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sub title { shift->{entry}->title(@_) } |
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sub link { |
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my $entry = shift; |
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if (@_) { |
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$entry->{entry}->add_link({ rel => 'alternate', href => $_[0], |
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type => 'text/html', }); |
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} else { |
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my $l = first { !defined $_->rel || $_->rel eq 'alternate' } $entry->{entry}->link; |
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$l ? $l->href : undef; |
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} |
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} |
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|
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sub summary { |
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my $entry = shift; |
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if (@_) { |
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$entry->{entry}->summary(ref($_[0]) eq 'XML::Feed::Content' ? |
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$_[0]->body : $_[0]); |
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} else { |
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XML::Feed::Content->wrap({ type => 'html', |
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body => $entry->{entry}->summary }); |
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} |
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} |
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|
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sub content { |
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my $entry = shift; |
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if (@_) { |
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my %param; |
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if (ref($_[0]) eq 'XML::Feed::Content') { |
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%param = (Body => $_[0]->body); |
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} else { |
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%param = (Body => $_[0]); |
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} |
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$entry->{entry}->content(XML::Atom::Content->new(%param, Version => 1.0)); |
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} else { |
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my $c = $entry->{entry}->content; |
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|
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# map Atom types to MIME types |
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my $type = $c ? $c->type : undef; |
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if ($type) { |
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$type = 'text/html' if $type eq 'xhtml' || $type eq 'html'; |
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$type = 'text/plain' if $type eq 'text'; |
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} |
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|
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XML::Feed::Content->wrap({ type => $type, |
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body => $c ? $c->body : undef }); |
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} |
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} |
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|
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sub category { |
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my $entry = shift; |
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my $ns = XML::Atom::Namespace->new(dc => 'http://purl.org/dc/elements/1.1/'); |
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if (@_) { |
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$entry->{entry}->add_category({ term => $_[0] }); |
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} else { |
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my $category = $entry->{entry}->category; |
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$category ? ($category->label || $category->term) : $entry->{entry}->get($ns, 'subject'); |
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} |
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} |
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|
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sub author { |
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my $entry = shift; |
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if (@_ && $_[0]) { |
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my $person = XML::Atom::Person->new(Version => 1.0); |
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$person->name($_[0]); |
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$entry->{entry}->author($person); |
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} else { |
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$entry->{entry}->author ? $entry->{entry}->author->name : undef; |
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} |
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} |
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|
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sub id { shift->{entry}->id(@_) } |
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|
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sub issued { |
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my $entry = shift; |
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if (@_) { |
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$entry->{entry}->issued(DateTime::Format::W3CDTF->format_datetime($_[0])) if $_[0]; |
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} else { |
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$entry->{entry}->issued ? iso2dt($entry->{entry}->issued) : undef; |
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} |
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} |
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|
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sub modified { |
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my $entry = shift; |
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if (@_) { |
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$entry->{entry}->modified(DateTime::Format::W3CDTF->format_datetime($_[0])) if $_[0]; |
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} else { |
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$entry->{entry}->modified ? iso2dt($entry->{entry}->modified) : undef; |
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} |
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} |
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|
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1; |
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