-# $Id: Atom.pm,v 1.1.1.1 2004/05/29 17:29:56 btrott Exp $
+# $Id: Atom.pm 1958 2006-08-14 05:31:27Z btrott $
package XML::Feed::Atom;
use strict;
use XML::Atom::Feed;
use XML::Atom::Util qw( iso2dt );
use List::Util qw( first );
+use DateTime::Format::W3CDTF;
+
+use XML::Atom::Entry;
+XML::Atom::Entry->mk_elem_accessors(qw( lat long ), ['http://www.w3.org/2003/01/geo/wgs84_pos#']);
+
+sub init_empty {
+ my ($feed, %args) = @_;
+ $args{'Version'} ||= '1.0';
+
+ $feed->{atom} = XML::Atom::Feed->new(%args);
+ $feed;
+}
sub init_string {
my $feed = shift;
my($str) = @_;
- $feed->{atom} = XML::Atom::Feed->new(Stream => \$str)
- or return $feed->error(XML::Atom::Feed->errstr);
+ if ($str) {
+ $feed->{atom} = XML::Atom::Feed->new(Stream => $str)
+ or return $feed->error(XML::Atom::Feed->errstr);
+ }
$feed;
}
sub format { 'Atom' }
-sub title { $_[0]->{atom}->title }
+sub title { shift->{atom}->title(@_) }
sub link {
- my $l = first { $_->rel eq 'alternate' } $_[0]->{atom}->link;
- $l ? $l->href : undef;
+ my $feed = shift;
+ if (@_) {
+ $feed->{atom}->add_link({ rel => 'alternate', href => $_[0],
+ type => 'text/html', });
+ } else {
+ my $l = first { !defined $_->rel || $_->rel eq 'alternate' } $feed->{atom}->link;
+ $l ? $l->href : undef;
+ }
}
-sub description { $_[0]->{atom}->tagline }
-sub copyright { $_[0]->{atom}->copyright }
-sub language { $_[0]->{atom}->language }
-sub generator { $_[0]->{atom}->generator }
-sub author { $_[0]->{atom}->author ? $_[0]->{atom}->author->name : undef }
-sub modified { iso2dt($_[0]->{atom}->modified) }
-sub entries {
+sub self_link {
+ my $feed = shift;
+ if (@_) {
+ my $uri = shift;
+ $feed->{atom}->add_link({type => "application/atom+xml", rel => "self", href => $uri});
+ return $uri;
+ }
+ else
+ {
+ my $l =
+ first
+ { !defined $_->rel || $_->rel eq 'self' }
+ $feed->{atom}->link;
+ ;
+
+ return $l ? $l->href : undef;
+ }
+}
+
+sub description { shift->{atom}->tagline(@_) }
+sub copyright { shift->{atom}->copyright(@_) }
+sub language { shift->{atom}->language(@_) }
+sub generator { shift->{atom}->generator(@_) }
+sub id { shift->{atom}->id(@_) }
+sub updated { shift->{atom}->updated(@_) }
+sub add_link { shift->{atom}->add_link(@_) }
+
+sub author {
+ my $feed = shift;
+ if (@_ && $_[0]) {
+ my $person = XML::Atom::Person->new(Version => 1.0);
+ $person->name($_[0]);
+ $feed->{atom}->author($person);
+ } else {
+ $feed->{atom}->author ? $feed->{atom}->author->name : undef;
+ }
+}
+
+sub modified {
+ my $feed = shift;
+ if (@_) {
+ $feed->{atom}->modified(DateTime::Format::W3CDTF->format_datetime($_[0]));
+ } else {
+ return iso2dt($feed->{atom}->modified) if $feed->{atom}->modified;
+ return iso2dt($feed->{atom}->updated) if $feed->{atom}->updated;
+ return undef;
+ }
+}
+
+sub entries {
my @entries;
for my $entry ($_[0]->{atom}->entries) {
- push @entries, XML::Feed::Atom::Entry->wrap($entry);
+ push @entries, XML::Feed::Entry::Atom->wrap($entry);
}
+
@entries;
}
-package XML::Feed::Atom::Entry;
+sub add_entry {
+ my $feed = shift;
+ my $entry = shift || return;
+ $entry = $feed->_convert_entry($entry);
+ $feed->{atom}->add_entry($entry->unwrap);
+}
+
+sub as_xml { $_[0]->{atom}->as_xml }
+
+package XML::Feed::Entry::Atom;
use strict;
use base qw( XML::Feed::Entry );
use XML::Atom::Util qw( iso2dt );
+use XML::Feed::Content;
+use XML::Atom::Entry;
use List::Util qw( first );
-sub title { $_[0]->{entry}->title }
+sub init_empty {
+ my $entry = shift;
+ $entry->{entry} = XML::Atom::Entry->new(Version => 1.0);
+ 1;
+}
+
+sub title { shift->{entry}->title(@_) }
+sub source { shift->{entry}->source(@_) }
+sub updated { shift->{entry}->updated(@_) }
+
sub link {
- my $l = first { $_->rel eq 'alternate' } $_[0]->{entry}->link;
- $l ? $l->href : undef;
+ my $entry = shift;
+ if (@_) {
+ $entry->{entry}->add_link({ rel => 'alternate', href => $_[0],
+ type => 'text/html', });
+ } else {
+ my $l = first { !defined $_->rel || $_->rel eq 'alternate' } $entry->{entry}->link;
+ $l ? $l->href : undef;
+ }
+}
+
+sub summary {
+ my $entry = shift;
+ if (@_) {
+ my %param;
+ if (ref($_[0]) eq 'XML::Feed::Content') {
+ %param = (Body => $_[0]->body);
+ } else {
+ %param = (Body => $_[0]);
+ }
+ $entry->{entry}->summary(XML::Atom::Content->new(%param, Version => 1.0));
+ } else {
+ my $s = $entry->{entry}->summary;
+ # map Atom types to MIME types
+ my $type = ($s && ref($s) eq 'XML::Feed::Content') ? $s->type : undef;
+ if ($type) {
+ $type = 'text/html' if $type eq 'xhtml' || $type eq 'html';
+ $type = 'text/plain' if $type eq 'text';
+ }
+ my $body = $s;
+ if (defined $s && ref($s) eq 'XML::Feed::Content') {
+ $body = $s->body;
+ }
+ XML::Feed::Content->wrap({ type => $type,
+ body => $body });
+ }
+}
+
+my %types = (
+ 'text/xhtml' => 'xhtml',
+ 'text/html' => 'html',
+ 'text/plain' => 'text',
+);
+
+sub content {
+ my $entry = shift;
+ if (@_) {
+ my %param;
+ if (ref($_[0]) eq 'XML::Feed::Content') {
+ if (defined $_[0]->type && defined $types{$_[0]->type}) {
+ %param = (Body => $_[0]->body, Type => $types{$_[0]->type});
+ } else {
+ %param = (Body => $_[0]->body);
+ }
+ } else {
+ %param = (Body => $_[0]);
+ }
+ $entry->{entry}->content(XML::Atom::Content->new(%param, Version => 1.0));
+ } else {
+ my $c = $entry->{entry}->content;
+
+ # map Atom types to MIME types
+ my $type = $c ? $c->type : undef;
+ if ($type) {
+ $type = 'text/html' if $type eq 'xhtml' || $type eq 'html';
+ $type = 'text/plain' if $type eq 'text';
+ }
+
+ XML::Feed::Content->wrap({ type => $type,
+ body => $c ? $c->body : undef });
+ }
}
-sub summary { $_[0]->{entry}->summary }
-sub content { $_[0]->{entry}->content ? $_[0]->{entry}->content->body : undef }
sub category {
+ my $entry = shift;
my $ns = XML::Atom::Namespace->new(dc => 'http://purl.org/dc/elements/1.1/');
- $_[0]->{entry}->get($ns, 'subject');
+ if (@_) {
+ $entry->{entry}->add_category({ term => $_[0] });
+ } else {
+ my $category = $entry->{entry}->category;
+ my @return = $category ? ($category->label || $category->term) : $entry->{entry}->getlist($ns, 'subject');
+ return wantarray? @return : $return[0];
+ }
}
-sub author { $_[0]->{entry}->author ? $_[0]->{entry}->author->name : undef }
-sub id { $_[0]->{entry}->id }
-sub issued { iso2dt($_[0]->{entry}->issued) }
-sub modified { iso2dt($_[0]->{entry}->modified) }
+sub author {
+ my $entry = shift;
+ if (@_ && $_[0]) {
+ my $person = XML::Atom::Person->new(Version => 1.0);
+ $person->name($_[0]);
+ $entry->{entry}->author($person);
+ } else {
+ $entry->{entry}->author ? $entry->{entry}->author->name : undef;
+ }
+}
+
+sub id { shift->{entry}->id(@_) }
+
+sub issued {
+ my $entry = shift;
+ if (@_) {
+ $entry->{entry}->issued(DateTime::Format::W3CDTF->format_datetime($_[0])) if $_[0];
+ } else {
+ $entry->{entry}->issued ? iso2dt($entry->{entry}->issued) : undef;
+ }
+}
+
+sub modified {
+ my $entry = shift;
+ if (@_) {
+ $entry->{entry}->modified(DateTime::Format::W3CDTF->format_datetime($_[0])) if $_[0];
+ } else {
+ return iso2dt($entry->{entry}->modified) if $entry->{entry}->modified;
+ return iso2dt($entry->{entry}->updated) if $entry->{entry}->updated;
+ return undef;
+ }
+}
+
+sub lat {
+ my $entry = shift;
+ if (@_) {
+ $entry->{entry}->lat($_[0]) if $_[0];
+ } else {
+ $entry->{entry}->lat;
+ }
+}
+
+sub long {
+ my $entry = shift;
+ if (@_) {
+ $entry->{entry}->long($_[0]) if $_[0];
+ } else {
+ $entry->{entry}->long;
+ }
+}
1;
projects / catagits/XML-Feed.git / blobdiff