Commit | Line | Data |
3353d70c |
1 | # $Id$ |
0d5e38d1 |
2 | |
729cd7a8 |
3 | package XML::Feed::Format::Atom; |
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4 | use strict; |
5 | |
6 | use base qw( XML::Feed ); |
7 | use XML::Atom::Feed; |
8 | use XML::Atom::Util qw( iso2dt ); |
9 | use List::Util qw( first ); |
ecac864a |
10 | use DateTime::Format::W3CDTF; |
b7c406f5 |
11 | use HTML::Entities; |
0d5e38d1 |
12 | |
9a36f82c |
13 | use XML::Atom::Entry; |
14 | XML::Atom::Entry->mk_elem_accessors(qw( lat long ), ['http://www.w3.org/2003/01/geo/wgs84_pos#']); |
15 | |
5383a560 |
16 | use XML::Atom::Content; |
17 | |
9b6bc912 |
18 | sub identify { |
19 | my $class = shift; |
20 | my $xml = shift; |
21 | my $tag = $class->_get_first_tag($xml); |
22 | return ($tag eq 'feed'); |
23 | } |
24 | |
25 | |
973e1f9e |
26 | sub init_empty { |
4e9c4625 |
27 | my ($feed, %args) = @_; |
28 | $args{'Version'} ||= '1.0'; |
29 | |
30 | $feed->{atom} = XML::Atom::Feed->new(%args); |
973e1f9e |
31 | $feed; |
32 | } |
33 | |
0d5e38d1 |
34 | sub init_string { |
35 | my $feed = shift; |
36 | my($str) = @_; |
fe71566d |
37 | if ($str) { |
38 | $feed->{atom} = XML::Atom::Feed->new(Stream => $str) |
39 | or return $feed->error(XML::Atom::Feed->errstr); |
40 | } |
0d5e38d1 |
41 | $feed; |
42 | } |
43 | |
44 | sub format { 'Atom' } |
45 | |
973e1f9e |
46 | sub title { shift->{atom}->title(@_) } |
0d5e38d1 |
47 | sub link { |
973e1f9e |
48 | my $feed = shift; |
49 | if (@_) { |
50 | $feed->{atom}->add_link({ rel => 'alternate', href => $_[0], |
51 | type => 'text/html', }); |
52 | } else { |
4679cf3f |
53 | my $l = first { !defined $_->rel || $_->rel eq 'alternate' } $feed->{atom}->link; |
973e1f9e |
54 | $l ? $l->href : undef; |
55 | } |
56 | } |
9a36f82c |
57 | |
58 | sub self_link { |
59 | my $feed = shift; |
60 | if (@_) { |
61 | my $uri = shift; |
62 | $feed->{atom}->add_link({type => "application/atom+xml", rel => "self", href => $uri}); |
63 | return $uri; |
64 | } |
65 | else |
66 | { |
67 | my $l = |
68 | first |
69 | { !defined $_->rel || $_->rel eq 'self' } |
70 | $feed->{atom}->link; |
71 | ; |
72 | |
73 | return $l ? $l->href : undef; |
74 | } |
75 | } |
76 | |
973e1f9e |
77 | sub description { shift->{atom}->tagline(@_) } |
78 | sub copyright { shift->{atom}->copyright(@_) } |
79 | sub language { shift->{atom}->language(@_) } |
80 | sub generator { shift->{atom}->generator(@_) } |
e8fcbc5b |
81 | sub id { shift->{atom}->id(@_) } |
82 | sub updated { shift->{atom}->updated(@_) } |
83 | sub add_link { shift->{atom}->add_link(@_) } |
5383a560 |
84 | sub base { shift->{atom}->base(@_) } |
973e1f9e |
85 | |
86 | sub author { |
87 | my $feed = shift; |
88 | if (@_ && $_[0]) { |
c4d4c98e |
89 | my $person = XML::Atom::Person->new(Version => 1.0); |
973e1f9e |
90 | $person->name($_[0]); |
91 | $feed->{atom}->author($person); |
92 | } else { |
93 | $feed->{atom}->author ? $feed->{atom}->author->name : undef; |
94 | } |
95 | } |
96 | |
5383a560 |
97 | |
98 | |
99 | |
973e1f9e |
100 | sub modified { |
101 | my $feed = shift; |
102 | if (@_) { |
ecac864a |
103 | $feed->{atom}->modified(DateTime::Format::W3CDTF->format_datetime($_[0])); |
973e1f9e |
104 | } else { |
1ee56ab5 |
105 | return iso2dt($feed->{atom}->modified) if $feed->{atom}->modified; |
106 | return iso2dt($feed->{atom}->updated) if $feed->{atom}->updated; |
107 | return undef; |
973e1f9e |
108 | } |
0d5e38d1 |
109 | } |
0d5e38d1 |
110 | |
c4d4c98e |
111 | sub entries { |
0d5e38d1 |
112 | my @entries; |
113 | for my $entry ($_[0]->{atom}->entries) { |
729cd7a8 |
114 | push @entries, XML::Feed::Entry::Format::Atom->wrap($entry); |
0d5e38d1 |
115 | } |
c4d4c98e |
116 | |
0d5e38d1 |
117 | @entries; |
118 | } |
119 | |
973e1f9e |
120 | sub add_entry { |
33d4cb3f |
121 | my $feed = shift; |
122 | my $entry = shift || return; |
123 | $entry = $feed->_convert_entry($entry); |
973e1f9e |
124 | $feed->{atom}->add_entry($entry->unwrap); |
125 | } |
126 | |
127 | sub as_xml { $_[0]->{atom}->as_xml } |
128 | |
729cd7a8 |
129 | package XML::Feed::Entry::Format::Atom; |
0d5e38d1 |
130 | use strict; |
131 | |
132 | use base qw( XML::Feed::Entry ); |
133 | use XML::Atom::Util qw( iso2dt ); |
a749d9b9 |
134 | use XML::Feed::Content; |
973e1f9e |
135 | use XML::Atom::Entry; |
0d5e38d1 |
136 | use List::Util qw( first ); |
137 | |
973e1f9e |
138 | sub init_empty { |
139 | my $entry = shift; |
c4d4c98e |
140 | $entry->{entry} = XML::Atom::Entry->new(Version => 1.0); |
973e1f9e |
141 | 1; |
142 | } |
143 | |
3bdbab6f |
144 | sub format { 'Atom' } |
145 | |
973e1f9e |
146 | sub title { shift->{entry}->title(@_) } |
e8fcbc5b |
147 | sub source { shift->{entry}->source(@_) } |
148 | sub updated { shift->{entry}->updated(@_) } |
5383a560 |
149 | sub base { shift->{entry}->base(@_) } |
e8fcbc5b |
150 | |
0d5e38d1 |
151 | sub link { |
973e1f9e |
152 | my $entry = shift; |
153 | if (@_) { |
154 | $entry->{entry}->add_link({ rel => 'alternate', href => $_[0], |
155 | type => 'text/html', }); |
156 | } else { |
4679cf3f |
157 | my $l = first { !defined $_->rel || $_->rel eq 'alternate' } $entry->{entry}->link; |
973e1f9e |
158 | $l ? $l->href : undef; |
159 | } |
0d5e38d1 |
160 | } |
a749d9b9 |
161 | |
162 | sub summary { |
973e1f9e |
163 | my $entry = shift; |
164 | if (@_) { |
f4278e1c |
165 | my %param; |
166 | if (ref($_[0]) eq 'XML::Feed::Content') { |
167 | %param = (Body => $_[0]->body); |
168 | } else { |
169 | %param = (Body => $_[0]); |
170 | } |
171 | $entry->{entry}->summary(XML::Atom::Content->new(%param, Version => 1.0)); |
973e1f9e |
172 | } else { |
f4278e1c |
173 | my $s = $entry->{entry}->summary; |
ac9492d2 |
174 | # map Atom types to MIME types |
175 | my $type = ($s && ref($s) eq 'XML::Feed::Content') ? $s->type : undef; |
176 | if ($type) { |
177 | $type = 'text/html' if $type eq 'xhtml' || $type eq 'html'; |
178 | $type = 'text/plain' if $type eq 'text'; |
179 | } |
f4278e1c |
180 | my $body = $s; |
181 | if (defined $s && ref($s) eq 'XML::Feed::Content') { |
182 | $body = $s->body; |
183 | } |
ac9492d2 |
184 | XML::Feed::Content->wrap({ type => $type, |
185 | body => $body }); |
973e1f9e |
186 | } |
a749d9b9 |
187 | } |
188 | |
4f413435 |
189 | my %types = ( |
f4278e1c |
190 | 'text/xhtml' => 'xhtml', |
191 | 'text/html' => 'html', |
192 | 'text/plain' => 'text', |
4f413435 |
193 | ); |
194 | |
a749d9b9 |
195 | sub content { |
973e1f9e |
196 | my $entry = shift; |
197 | if (@_) { |
198 | my %param; |
5383a560 |
199 | my $base; |
b7c406f5 |
200 | my $orig_body; |
973e1f9e |
201 | if (ref($_[0]) eq 'XML::Feed::Content') { |
b7c406f5 |
202 | $orig_body = $_[0]->body; |
89495df9 |
203 | if (defined $_[0]->type && defined $types{$_[0]->type}) { |
204 | %param = (Body => $orig_body, Type => $types{$_[0]->type}); |
b7c406f5 |
205 | |
f4278e1c |
206 | if ($param{'Type'} eq "html") { |
207 | $param{'Body'} = HTML::Entities::encode_entities($param{'Body'}); |
b7c406f5 |
208 | } |
89495df9 |
209 | } else { |
89495df9 |
210 | } |
5383a560 |
211 | $base = $_[0]->base if defined $_[0]->base; |
973e1f9e |
212 | } else { |
89495df9 |
213 | $orig_body = $_[0]; |
89495df9 |
214 | } |
f4278e1c |
215 | if (!exists($param{Body})) |
216 | { |
89495df9 |
217 | $param{Body} = $orig_body; |
973e1f9e |
218 | } |
c4d4c98e |
219 | $entry->{entry}->content(XML::Atom::Content->new(%param, Version => 1.0)); |
f4278e1c |
220 | # Assigning again so the type will be normalized. This seems to be |
221 | # an XML-Atom do-what-I-don't-meannery. |
222 | $entry->{entry}->content->body($orig_body); |
5383a560 |
223 | $entry->{entry}->content->base($base) if defined $base; |
973e1f9e |
224 | } else { |
225 | my $c = $entry->{entry}->content; |
c4d4c98e |
226 | |
227 | # map Atom types to MIME types |
228 | my $type = $c ? $c->type : undef; |
229 | if ($type) { |
230 | $type = 'text/html' if $type eq 'xhtml' || $type eq 'html'; |
231 | $type = 'text/plain' if $type eq 'text'; |
232 | } |
233 | |
234 | XML::Feed::Content->wrap({ type => $type, |
5383a560 |
235 | base => $c ? $c->base : undef, |
973e1f9e |
236 | body => $c ? $c->body : undef }); |
237 | } |
a749d9b9 |
238 | } |
0d5e38d1 |
239 | |
240 | sub category { |
973e1f9e |
241 | my $entry = shift; |
0d5e38d1 |
242 | my $ns = XML::Atom::Namespace->new(dc => 'http://purl.org/dc/elements/1.1/'); |
973e1f9e |
243 | if (@_) { |
a0cca2a4 |
244 | $entry->{entry}->add_category({ term => $_ }) for @_; |
245 | return 1 |
973e1f9e |
246 | } else { |
a0cca2a4 |
247 | |
248 | |
249 | my @category = ($entry->{entry}->can('categories')) ? $entry->{entry}->categories : $entry->{entry}->category; |
250 | my @return = @category |
251 | ? (map { $_->label || $_->term } @category) |
252 | : $entry->{entry}->getlist($ns, 'subject'); |
253 | |
bf34c07e |
254 | return wantarray? @return : $return[0]; |
973e1f9e |
255 | } |
256 | } |
257 | |
258 | sub author { |
259 | my $entry = shift; |
260 | if (@_ && $_[0]) { |
c4d4c98e |
261 | my $person = XML::Atom::Person->new(Version => 1.0); |
973e1f9e |
262 | $person->name($_[0]); |
263 | $entry->{entry}->author($person); |
264 | } else { |
265 | $entry->{entry}->author ? $entry->{entry}->author->name : undef; |
266 | } |
267 | } |
268 | |
269 | sub id { shift->{entry}->id(@_) } |
270 | |
271 | sub issued { |
272 | my $entry = shift; |
273 | if (@_) { |
ecac864a |
274 | $entry->{entry}->issued(DateTime::Format::W3CDTF->format_datetime($_[0])) if $_[0]; |
973e1f9e |
275 | } else { |
276 | $entry->{entry}->issued ? iso2dt($entry->{entry}->issued) : undef; |
277 | } |
0d5e38d1 |
278 | } |
279 | |
973e1f9e |
280 | sub modified { |
281 | my $entry = shift; |
282 | if (@_) { |
ecac864a |
283 | $entry->{entry}->modified(DateTime::Format::W3CDTF->format_datetime($_[0])) if $_[0]; |
973e1f9e |
284 | } else { |
1ee56ab5 |
285 | return iso2dt($entry->{entry}->modified) if $entry->{entry}->modified; |
286 | return iso2dt($entry->{entry}->updated) if $entry->{entry}->updated; |
287 | return undef; |
973e1f9e |
288 | } |
289 | } |
0d5e38d1 |
290 | |
9a36f82c |
291 | sub lat { |
292 | my $entry = shift; |
293 | if (@_) { |
294 | $entry->{entry}->lat($_[0]) if $_[0]; |
295 | } else { |
296 | $entry->{entry}->lat; |
297 | } |
298 | } |
299 | |
300 | sub long { |
301 | my $entry = shift; |
302 | if (@_) { |
303 | $entry->{entry}->long($_[0]) if $_[0]; |
304 | } else { |
305 | $entry->{entry}->long; |
306 | } |
307 | } |
308 | |
af6b00a4 |
309 | |
12a4079f |
310 | sub enclosure { |
311 | my $entry = shift; |
312 | |
313 | if (@_) { |
314 | my $enclosure = shift; |
b1aa7a62 |
315 | my $method = ($XML::Feed::MULTIPLE_ENCLOSURES)? 'add_link' : 'link'; |
316 | $entry->{entry}->$method({ rel => 'enclosure', href => $enclosure->{url}, |
12a4079f |
317 | length => $enclosure->{length}, |
318 | type => $enclosure->{type} }); |
319 | return 1; |
320 | } else { |
b1aa7a62 |
321 | my @links = grep { defined $_->rel && $_->rel eq 'enclosure' } $entry->{entry}->link; |
322 | return undef unless @links; |
323 | my @encs = map { XML::Feed::Enclosure->new({ url => $_->href, length => $_->length, type => $_->type }) } @links ; |
324 | return ($XML::Feed::MULTIPLE_ENCLOSURES)? @encs : $encs[-1]; |
12a4079f |
325 | } |
326 | } |
af6b00a4 |
327 | |
328 | |
0d5e38d1 |
329 | 1; |