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1 | <?php | |
2 | /** | |
3 | * SimplePie | |
4 | * | |
5 | * A PHP-Based RSS and Atom Feed Framework. | |
6 | * Takes the hard work out of managing a complete RSS/Atom solution. | |
7 | * | |
8 | * Copyright (c) 2004-2009, Ryan Parman, Geoffrey Sneddon, Ryan McCue, and contributors | |
9 | * All rights reserved. | |
10 | * | |
11 | * Redistribution and use in source and binary forms, with or without modification, are | |
12 | * permitted provided that the following conditions are met: | |
13 | * | |
14 | * * Redistributions of source code must retain the above copyright notice, this list of | |
15 | * conditions and the following disclaimer. | |
16 | * | |
17 | * * Redistributions in binary form must reproduce the above copyright notice, this list | |
18 | * of conditions and the following disclaimer in the documentation and/or other materials | |
19 | * provided with the distribution. | |
20 | * | |
21 | * * Neither the name of the SimplePie Team nor the names of its contributors may be used | |
22 | * to endorse or promote products derived from this software without specific prior | |
23 | * written permission. | |
24 | * | |
25 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS | |
26 | * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY | |
27 | * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS | |
28 | * AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
29 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
30 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
31 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR | |
32 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
33 | * POSSIBILITY OF SUCH DAMAGE. | |
34 | * | |
35 | * @package SimplePie | |
36 | * @version 1.3-dev | |
37 | * @copyright 2004-2010 Ryan Parman, Geoffrey Sneddon, Ryan McCue | |
38 | * @author Ryan Parman | |
39 | * @author Geoffrey Sneddon | |
40 | * @author Ryan McCue | |
41 | * @link http://simplepie.org/ SimplePie | |
42 | * @license http://www.opensource.org/licenses/bsd-license.php BSD License | |
43 | * @todo phpDoc comments | |
44 | */ | |
45 | ||
46 | ||
47 | class SimplePie_Source | |
48 | { | |
49 | var $item; | |
50 | var $data = array(); | |
51 | ||
52 | public function __construct($item, $data) | |
53 | { | |
54 | $this->item = $item; | |
55 | $this->data = $data; | |
56 | } | |
57 | ||
58 | public function __toString() | |
59 | { | |
60 | return md5(serialize($this->data)); | |
61 | } | |
62 | ||
63 | public function get_source_tags($namespace, $tag) | |
64 | { | |
65 | if (isset($this->data['child'][$namespace][$tag])) | |
66 | { | |
67 | return $this->data['child'][$namespace][$tag]; | |
68 | } | |
69 | else | |
70 | { | |
71 | return null; | |
72 | } | |
73 | } | |
74 | ||
75 | public function get_base($element = array()) | |
76 | { | |
77 | return $this->item->get_base($element); | |
78 | } | |
79 | ||
80 | public function sanitize($data, $type, $base = '') | |
81 | { | |
82 | return $this->item->sanitize($data, $type, $base); | |
83 | } | |
84 | ||
85 | public function get_item() | |
86 | { | |
87 | return $this->item; | |
88 | } | |
89 | ||
90 | public function get_title() | |
91 | { | |
92 | if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'title')) | |
93 | { | |
94 | return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0])); | |
95 | } | |
96 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'title')) | |
97 | { | |
98 | return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0])); | |
99 | } | |
100 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title')) | |
101 | { | |
102 | return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); | |
103 | } | |
104 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title')) | |
105 | { | |
106 | return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); | |
107 | } | |
108 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'title')) | |
109 | { | |
110 | return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); | |
111 | } | |
112 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title')) | |
113 | { | |
114 | return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); | |
115 | } | |
116 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title')) | |
117 | { | |
118 | return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); | |
119 | } | |
120 | else | |
121 | { | |
122 | return null; | |
123 | } | |
124 | } | |
125 | ||
126 | public function get_category($key = 0) | |
127 | { | |
128 | $categories = $this->get_categories(); | |
129 | if (isset($categories[$key])) | |
130 | { | |
131 | return $categories[$key]; | |
132 | } | |
133 | else | |
134 | { | |
135 | return null; | |
136 | } | |
137 | } | |
138 | ||
139 | public function get_categories() | |
140 | { | |
141 | $categories = array(); | |
142 | ||
143 | foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'category') as $category) | |
144 | { | |
145 | $term = null; | |
146 | $scheme = null; | |
147 | $label = null; | |
148 | if (isset($category['attribs']['']['term'])) | |
149 | { | |
150 | $term = $this->sanitize($category['attribs']['']['term'], SIMPLEPIE_CONSTRUCT_TEXT); | |
151 | } | |
152 | if (isset($category['attribs']['']['scheme'])) | |
153 | { | |
154 | $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT); | |
155 | } | |
156 | if (isset($category['attribs']['']['label'])) | |
157 | { | |
158 | $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT); | |
159 | } | |
160 | $categories[] = new $this->item->feed->category_class($term, $scheme, $label); | |
161 | } | |
162 | foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'category') as $category) | |
163 | { | |
164 | // This is really the label, but keep this as the term also for BC. | |
165 | // Label will also work on retrieving because that falls back to term. | |
166 | $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT); | |
167 | if (isset($category['attribs']['']['domain'])) | |
168 | { | |
169 | $scheme = $this->sanitize($category['attribs']['']['domain'], SIMPLEPIE_CONSTRUCT_TEXT); | |
170 | } | |
171 | else | |
172 | { | |
173 | $scheme = null; | |
174 | } | |
175 | $categories[] = new $this->item->feed->category_class($term, $scheme, null); | |
176 | } | |
177 | foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'subject') as $category) | |
178 | { | |
179 | $categories[] = new $this->item->feed->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null); | |
180 | } | |
181 | foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'subject') as $category) | |
182 | { | |
183 | $categories[] = new $this->item->feed->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null); | |
184 | } | |
185 | ||
186 | if (!empty($categories)) | |
187 | { | |
188 | return SimplePie_Misc::array_unique($categories); | |
189 | } | |
190 | else | |
191 | { | |
192 | return null; | |
193 | } | |
194 | } | |
195 | ||
196 | public function get_author($key = 0) | |
197 | { | |
198 | $authors = $this->get_authors(); | |
199 | if (isset($authors[$key])) | |
200 | { | |
201 | return $authors[$key]; | |
202 | } | |
203 | else | |
204 | { | |
205 | return null; | |
206 | } | |
207 | } | |
208 | ||
209 | public function get_authors() | |
210 | { | |
211 | $authors = array(); | |
212 | foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author') as $author) | |
213 | { | |
214 | $name = null; | |
215 | $uri = null; | |
216 | $email = null; | |
217 | if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'])) | |
218 | { | |
219 | $name = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); | |
220 | } | |
221 | if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'])) | |
222 | { | |
223 | $uri = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0])); | |
224 | } | |
225 | if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'])) | |
226 | { | |
227 | $email = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); | |
228 | } | |
229 | if ($name !== null || $email !== null || $uri !== null) | |
230 | { | |
231 | $authors[] = new $this->item->feed->author_class($name, $uri, $email); | |
232 | } | |
233 | } | |
234 | if ($author = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'author')) | |
235 | { | |
236 | $name = null; | |
237 | $url = null; | |
238 | $email = null; | |
239 | if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'])) | |
240 | { | |
241 | $name = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); | |
242 | } | |
243 | if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'])) | |
244 | { | |
245 | $url = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0])); | |
246 | } | |
247 | if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'])) | |
248 | { | |
249 | $email = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); | |
250 | } | |
251 | if ($name !== null || $email !== null || $url !== null) | |
252 | { | |
253 | $authors[] = new $this->item->feed->author_class($name, $url, $email); | |
254 | } | |
255 | } | |
256 | foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'creator') as $author) | |
257 | { | |
258 | $authors[] = new $this->item->feed->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null); | |
259 | } | |
260 | foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'creator') as $author) | |
261 | { | |
262 | $authors[] = new $this->item->feed->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null); | |
263 | } | |
264 | foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'author') as $author) | |
265 | { | |
266 | $authors[] = new $this->item->feed->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null); | |
267 | } | |
268 | ||
269 | if (!empty($authors)) | |
270 | { | |
271 | return SimplePie_Misc::array_unique($authors); | |
272 | } | |
273 | else | |
274 | { | |
275 | return null; | |
276 | } | |
277 | } | |
278 | ||
279 | public function get_contributor($key = 0) | |
280 | { | |
281 | $contributors = $this->get_contributors(); | |
282 | if (isset($contributors[$key])) | |
283 | { | |
284 | return $contributors[$key]; | |
285 | } | |
286 | else | |
287 | { | |
288 | return null; | |
289 | } | |
290 | } | |
291 | ||
292 | public function get_contributors() | |
293 | { | |
294 | $contributors = array(); | |
295 | foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'contributor') as $contributor) | |
296 | { | |
297 | $name = null; | |
298 | $uri = null; | |
299 | $email = null; | |
300 | if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'])) | |
301 | { | |
302 | $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); | |
303 | } | |
304 | if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'])) | |
305 | { | |
306 | $uri = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0])); | |
307 | } | |
308 | if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'])) | |
309 | { | |
310 | $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); | |
311 | } | |
312 | if ($name !== null || $email !== null || $uri !== null) | |
313 | { | |
314 | $contributors[] = new $this->item->feed->author_class($name, $uri, $email); | |
315 | } | |
316 | } | |
317 | foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'contributor') as $contributor) | |
318 | { | |
319 | $name = null; | |
320 | $url = null; | |
321 | $email = null; | |
322 | if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'])) | |
323 | { | |
324 | $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); | |
325 | } | |
326 | if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'])) | |
327 | { | |
328 | $url = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0])); | |
329 | } | |
330 | if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'])) | |
331 | { | |
332 | $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); | |
333 | } | |
334 | if ($name !== null || $email !== null || $url !== null) | |
335 | { | |
336 | $contributors[] = new $this->item->feed->author_class($name, $url, $email); | |
337 | } | |
338 | } | |
339 | ||
340 | if (!empty($contributors)) | |
341 | { | |
342 | return SimplePie_Misc::array_unique($contributors); | |
343 | } | |
344 | else | |
345 | { | |
346 | return null; | |
347 | } | |
348 | } | |
349 | ||
350 | public function get_link($key = 0, $rel = 'alternate') | |
351 | { | |
352 | $links = $this->get_links($rel); | |
353 | if (isset($links[$key])) | |
354 | { | |
355 | return $links[$key]; | |
356 | } | |
357 | else | |
358 | { | |
359 | return null; | |
360 | } | |
361 | } | |
362 | ||
363 | /** | |
364 | * Added for parity between the parent-level and the item/entry-level. | |
365 | */ | |
366 | public function get_permalink() | |
367 | { | |
368 | return $this->get_link(0); | |
369 | } | |
370 | ||
371 | public function get_links($rel = 'alternate') | |
372 | { | |
373 | if (!isset($this->data['links'])) | |
374 | { | |
375 | $this->data['links'] = array(); | |
376 | if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link')) | |
377 | { | |
378 | foreach ($links as $link) | |
379 | { | |
380 | if (isset($link['attribs']['']['href'])) | |
381 | { | |
382 | $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate'; | |
383 | $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link)); | |
384 | } | |
385 | } | |
386 | } | |
387 | if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link')) | |
388 | { | |
389 | foreach ($links as $link) | |
390 | { | |
391 | if (isset($link['attribs']['']['href'])) | |
392 | { | |
393 | $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate'; | |
394 | $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link)); | |
395 | ||
396 | } | |
397 | } | |
398 | } | |
399 | if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link')) | |
400 | { | |
401 | $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0])); | |
402 | } | |
403 | if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link')) | |
404 | { | |
405 | $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0])); | |
406 | } | |
407 | if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'link')) | |
408 | { | |
409 | $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0])); | |
410 | } | |
411 | ||
412 | $keys = array_keys($this->data['links']); | |
413 | foreach ($keys as $key) | |
414 | { | |
415 | if (SimplePie_Misc::is_isegment_nz_nc($key)) | |
416 | { | |
417 | if (isset($this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key])) | |
418 | { | |
419 | $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] = array_merge($this->data['links'][$key], $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]); | |
420 | $this->data['links'][$key] =& $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]; | |
421 | } | |
422 | else | |
423 | { | |
424 | $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] =& $this->data['links'][$key]; | |
425 | } | |
426 | } | |
427 | elseif (substr($key, 0, 41) === SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY) | |
428 | { | |
429 | $this->data['links'][substr($key, 41)] =& $this->data['links'][$key]; | |
430 | } | |
431 | $this->data['links'][$key] = array_unique($this->data['links'][$key]); | |
432 | } | |
433 | } | |
434 | ||
435 | if (isset($this->data['links'][$rel])) | |
436 | { | |
437 | return $this->data['links'][$rel]; | |
438 | } | |
439 | else | |
440 | { | |
441 | return null; | |
442 | } | |
443 | } | |
444 | ||
445 | public function get_description() | |
446 | { | |
447 | if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'subtitle')) | |
448 | { | |
449 | return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0])); | |
450 | } | |
451 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'tagline')) | |
452 | { | |
453 | return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0])); | |
454 | } | |
455 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'description')) | |
456 | { | |
457 | return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); | |
458 | } | |
459 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'description')) | |
460 | { | |
461 | return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); | |
462 | } | |
463 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'description')) | |
464 | { | |
465 | return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); | |
466 | } | |
467 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'description')) | |
468 | { | |
469 | return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); | |
470 | } | |
471 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'description')) | |
472 | { | |
473 | return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); | |
474 | } | |
475 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'summary')) | |
476 | { | |
477 | return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0])); | |
478 | } | |
479 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'subtitle')) | |
480 | { | |
481 | return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0])); | |
482 | } | |
483 | else | |
484 | { | |
485 | return null; | |
486 | } | |
487 | } | |
488 | ||
489 | public function get_copyright() | |
490 | { | |
491 | if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'rights')) | |
492 | { | |
493 | return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0])); | |
494 | } | |
495 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'copyright')) | |
496 | { | |
497 | return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0])); | |
498 | } | |
499 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'copyright')) | |
500 | { | |
501 | return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); | |
502 | } | |
503 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'rights')) | |
504 | { | |
505 | return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); | |
506 | } | |
507 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'rights')) | |
508 | { | |
509 | return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); | |
510 | } | |
511 | else | |
512 | { | |
513 | return null; | |
514 | } | |
515 | } | |
516 | ||
517 | public function get_language() | |
518 | { | |
519 | if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'language')) | |
520 | { | |
521 | return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); | |
522 | } | |
523 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'language')) | |
524 | { | |
525 | return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); | |
526 | } | |
527 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'language')) | |
528 | { | |
529 | return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); | |
530 | } | |
531 | elseif (isset($this->data['xml_lang'])) | |
532 | { | |
533 | return $this->sanitize($this->data['xml_lang'], SIMPLEPIE_CONSTRUCT_TEXT); | |
534 | } | |
535 | else | |
536 | { | |
537 | return null; | |
538 | } | |
539 | } | |
540 | ||
541 | public function get_latitude() | |
542 | { | |
543 | if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lat')) | |
544 | { | |
545 | return (float) $return[0]['data']; | |
546 | } | |
547 | elseif (($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match)) | |
548 | { | |
549 | return (float) $match[1]; | |
550 | } | |
551 | else | |
552 | { | |
553 | return null; | |
554 | } | |
555 | } | |
556 | ||
557 | public function get_longitude() | |
558 | { | |
559 | if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'long')) | |
560 | { | |
561 | return (float) $return[0]['data']; | |
562 | } | |
563 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lon')) | |
564 | { | |
565 | return (float) $return[0]['data']; | |
566 | } | |
567 | elseif (($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match)) | |
568 | { | |
569 | return (float) $match[2]; | |
570 | } | |
571 | else | |
572 | { | |
573 | return null; | |
574 | } | |
575 | } | |
576 | ||
577 | public function get_image_url() | |
578 | { | |
579 | if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'image')) | |
580 | { | |
581 | return $this->sanitize($return[0]['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI); | |
582 | } | |
583 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'logo')) | |
584 | { | |
585 | return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0])); | |
586 | } | |
587 | elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'icon')) | |
588 | { | |
589 | return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0])); | |
590 | } | |
591 | else | |
592 | { | |
593 | return null; | |
594 | } | |
595 | } | |
596 | } | |
597 |