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1 efrain 1 
<?php
2 
 
3 
/**
4 
 * SimplePie
5 
 *
6 
 * A PHP-Based RSS and Atom Feed Framework.
7 
 * Takes the hard work out of managing a complete RSS/Atom solution.
8 
 *
9 
 * Copyright (c) 2004-2022, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
10 
 * All rights reserved.
11 
 *
12 
 * Redistribution and use in source and binary forms, with or without modification, are
13 
 * permitted provided that the following conditions are met:
14 
 *
15 
 * 	* Redistributions of source code must retain the above copyright notice, this list of
16 
 * 	  conditions and the following disclaimer.
17 
 *
18 
 * 	* Redistributions in binary form must reproduce the above copyright notice, this list
19 
 * 	  of conditions and the following disclaimer in the documentation and/or other materials
20 
 * 	  provided with the distribution.
21 
 *
22 
 * 	* Neither the name of the SimplePie Team nor the names of its contributors may be used
23 
 * 	  to endorse or promote products derived from this software without specific prior
24 
 * 	  written permission.
25 
 *
26 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
27 
 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
28 
 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
29 
 * AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
30 
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
31 
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
32 
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
33 
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
34 
 * POSSIBILITY OF SUCH DAMAGE.
35 
 *
36 
 * @package SimplePie
37 
 * @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
38 
 * @author Ryan Parman
39 
 * @author Sam Sneddon
40 
 * @author Ryan McCue
41 
 * @link http://simplepie.org/ SimplePie
42 
 * @license http://www.opensource.org/licenses/bsd-license.php BSD License
43 
 */
44 
 
45 
namespace SimplePie;
46 
 
47 
/**
48 
 * Handles `<atom:source>`
49 
 *
50 
 * Used by {@see \SimplePie\Item::get_source()}
51 
 *
52 
 * This class can be overloaded with {@see \SimplePie::set_source_class()}
53 
 *
54 
 * @package SimplePie
55 
 * @subpackage API
56 
 */
57 
class Source implements RegistryAware
58 
{
59 
    public $item;
60 
    public $data = [];
61 
    protected $registry;
62 
 
63 
    public function __construct($item, $data)
64 
    {
65 
        $this->item = $item;
66 
        $this->data = $data;
67 
    }
68 
 
69 
    public function set_registry(\SimplePie\Registry $registry)/* : void */
70 
    {
71 
        $this->registry = $registry;
72 
    }
73 
 
74 
    public function __toString()
75 
    {
76 
        return md5(serialize($this->data));
77 
    }
78 
 
79 
    public function get_source_tags($namespace, $tag)
80 
    {
81 
        if (isset($this->data['child'][$namespace][$tag])) {
82 
            return $this->data['child'][$namespace][$tag];
83 
        }
84 
 
85 
        return null;
86 
    }
87 
 
88 
    public function get_base($element = [])
89 
    {
90 
        return $this->item->get_base($element);
91 
    }
92 
 
93 
    public function sanitize($data, $type, $base = '')
94 
    {
95 
        return $this->item->sanitize($data, $type, $base);
96 
    }
97 
 
98 
    public function get_item()
99 
    {
100 
        return $this->item;
101 
    }
102 
 
103 
    public function get_title()
104 
    {
105 
        if ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'title')) {
106 
            return $this->sanitize($return[0]['data'], $this->registry->call(Misc::class, 'atom_10_construct_type', [$return[0]['attribs']]), $this->get_base($return[0]));
107 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'title')) {
108 
            return $this->sanitize($return[0]['data'], $this->registry->call(Misc::class, 'atom_03_construct_type', [$return[0]['attribs']]), $this->get_base($return[0]));
109 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_10, 'title')) {
110 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
111 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_090, 'title')) {
112 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
113 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_20, 'title')) {
114 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
115 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_11, 'title')) {
116 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
117 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_10, 'title')) {
118 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
119 
        }
120 
 
121 
        return null;
122 
    }
123 
 
124 
    public function get_category($key = 0)
125 
    {
126 
        $categories = $this->get_categories();
127 
        if (isset($categories[$key])) {
128 
            return $categories[$key];
129 
        }
130 
 
131 
        return null;
132 
    }
133 
 
134 
    public function get_categories()
135 
    {
136 
        $categories = [];
137 
 
138 
        foreach ((array) $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'category') as $category) {
139 
            $term = null;
140 
            $scheme = null;
141 
            $label = null;
142 
            if (isset($category['attribs']['']['term'])) {
143 
                $term = $this->sanitize($category['attribs']['']['term'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
144 
            }
145 
            if (isset($category['attribs']['']['scheme'])) {
146 
                $scheme = $this->sanitize($category['attribs']['']['scheme'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
147 
            }
148 
            if (isset($category['attribs']['']['label'])) {
149 
                $label = $this->sanitize($category['attribs']['']['label'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
150 
            }
151 
            $categories[] = $this->registry->create(Category::class, [$term, $scheme, $label]);
152 
        }
153 
        foreach ((array) $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_20, 'category') as $category) {
154 
            // This is really the label, but keep this as the term also for BC.
155 
            // Label will also work on retrieving because that falls back to term.
156 
            $term = $this->sanitize($category['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
157 
            if (isset($category['attribs']['']['domain'])) {
158 
                $scheme = $this->sanitize($category['attribs']['']['domain'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
159 
            } else {
160 
                $scheme = null;
161 
            }
162 
            $categories[] = $this->registry->create(Category::class, [$term, $scheme, null]);
163 
        }
164 
        foreach ((array) $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_11, 'subject') as $category) {
165 
            $categories[] = $this->registry->create(Category::class, [$this->sanitize($category['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT), null, null]);
166 
        }
167 
        foreach ((array) $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_10, 'subject') as $category) {
168 
            $categories[] = $this->registry->create(Category::class, [$this->sanitize($category['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT), null, null]);
169 
        }
170 
 
171 
        if (!empty($categories)) {
172 
            return array_unique($categories);
173 
        }
174 
 
175 
        return null;
176 
    }
177 
 
178 
    public function get_author($key = 0)
179 
    {
180 
        $authors = $this->get_authors();
181 
        if (isset($authors[$key])) {
182 
            return $authors[$key];
183 
        }
184 
 
185 
        return null;
186 
    }
187 
 
188 
    public function get_authors()
189 
    {
190 
        $authors = [];
191 
        foreach ((array) $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'author') as $author) {
192 
            $name = null;
193 
            $uri = null;
194 
            $email = null;
195 
            if (isset($author['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['name'][0]['data'])) {
196 
                $name = $this->sanitize($author['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['name'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
197 
            }
198 
            if (isset($author['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['uri'][0]['data'])) {
199 
                $uri = $this->sanitize($author['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['uri'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($author['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['uri'][0]));
200 
            }
201 
            if (isset($author['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['email'][0]['data'])) {
202 
                $email = $this->sanitize($author['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['email'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
203 
            }
204 
            if ($name !== null || $email !== null || $uri !== null) {
205 
                $authors[] = $this->registry->create(Author::class, [$name, $uri, $email]);
206 
            }
207 
        }
208 
        if ($author = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'author')) {
209 
            $name = null;
210 
            $url = null;
211 
            $email = null;
212 
            if (isset($author[0]['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['name'][0]['data'])) {
213 
                $name = $this->sanitize($author[0]['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['name'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
214 
            }
215 
            if (isset($author[0]['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['url'][0]['data'])) {
216 
                $url = $this->sanitize($author[0]['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['url'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($author[0]['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['url'][0]));
217 
            }
218 
            if (isset($author[0]['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['email'][0]['data'])) {
219 
                $email = $this->sanitize($author[0]['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['email'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
220 
            }
221 
            if ($name !== null || $email !== null || $url !== null) {
222 
                $authors[] = $this->registry->create(Author::class, [$name, $url, $email]);
223 
            }
224 
        }
225 
        foreach ((array) $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_11, 'creator') as $author) {
226 
            $authors[] = $this->registry->create(Author::class, [$this->sanitize($author['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT), null, null]);
227 
        }
228 
        foreach ((array) $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_10, 'creator') as $author) {
229 
            $authors[] = $this->registry->create(Author::class, [$this->sanitize($author['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT), null, null]);
230 
        }
231 
        foreach ((array) $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ITUNES, 'author') as $author) {
232 
            $authors[] = $this->registry->create(Author::class, [$this->sanitize($author['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT), null, null]);
233 
        }
234 
 
235 
        if (!empty($authors)) {
236 
            return array_unique($authors);
237 
        }
238 
 
239 
        return null;
240 
    }
241 
 
242 
    public function get_contributor($key = 0)
243 
    {
244 
        $contributors = $this->get_contributors();
245 
        if (isset($contributors[$key])) {
246 
            return $contributors[$key];
247 
        }
248 
 
249 
        return null;
250 
    }
251 
 
252 
    public function get_contributors()
253 
    {
254 
        $contributors = [];
255 
        foreach ((array) $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'contributor') as $contributor) {
256 
            $name = null;
257 
            $uri = null;
258 
            $email = null;
259 
            if (isset($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['name'][0]['data'])) {
260 
                $name = $this->sanitize($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['name'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
261 
            }
262 
            if (isset($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['uri'][0]['data'])) {
263 
                $uri = $this->sanitize($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['uri'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['uri'][0]));
264 
            }
265 
            if (isset($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['email'][0]['data'])) {
266 
                $email = $this->sanitize($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['email'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
267 
            }
268 
            if ($name !== null || $email !== null || $uri !== null) {
269 
                $contributors[] = $this->registry->create(Author::class, [$name, $uri, $email]);
270 
            }
271 
        }
272 
        foreach ((array) $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'contributor') as $contributor) {
273 
            $name = null;
274 
            $url = null;
275 
            $email = null;
276 
            if (isset($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['name'][0]['data'])) {
277 
                $name = $this->sanitize($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['name'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
278 
            }
279 
            if (isset($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['url'][0]['data'])) {
280 
                $url = $this->sanitize($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['url'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['url'][0]));
281 
            }
282 
            if (isset($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['email'][0]['data'])) {
283 
                $email = $this->sanitize($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['email'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
284 
            }
285 
            if ($name !== null || $email !== null || $url !== null) {
286 
                $contributors[] = $this->registry->create(Author::class, [$name, $url, $email]);
287 
            }
288 
        }
289 
 
290 
        if (!empty($contributors)) {
291 
            return array_unique($contributors);
292 
        }
293 
 
294 
        return null;
295 
    }
296 
 
297 
    public function get_link($key = 0, $rel = 'alternate')
298 
    {
299 
        $links = $this->get_links($rel);
300 
        if (isset($links[$key])) {
301 
            return $links[$key];
302 
        }
303 
 
304 
        return null;
305 
    }
306 
 
307 
    /**
308 
     * Added for parity between the parent-level and the item/entry-level.
309 
     */
310 
    public function get_permalink()
311 
    {
312 
        return $this->get_link(0);
313 
    }
314 
 
315 
    public function get_links($rel = 'alternate')
316 
    {
317 
        if (!isset($this->data['links'])) {
318 
            $this->data['links'] = [];
319 
            if ($links = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'link')) {
320 
                foreach ($links as $link) {
321 
                    if (isset($link['attribs']['']['href'])) {
322 
                        $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
323 
                        $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($link));
324 
                    }
325 
                }
326 
            }
327 
            if ($links = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'link')) {
328 
                foreach ($links as $link) {
329 
                    if (isset($link['attribs']['']['href'])) {
330 
                        $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
331 
                        $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($link));
332 
                    }
333 
                }
334 
            }
335 
            if ($links = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_10, 'link')) {
336 
                $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($links[0]));
337 
            }
338 
            if ($links = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_090, 'link')) {
339 
                $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($links[0]));
340 
            }
341 
            if ($links = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_20, 'link')) {
342 
                $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($links[0]));
343 
            }
344 
 
345 
            $keys = array_keys($this->data['links']);
346 
            foreach ($keys as $key) {
347 
                if ($this->registry->call(Misc::class, 'is_isegment_nz_nc', [$key])) {
348 
                    if (isset($this->data['links'][\SimplePie\SimplePie::IANA_LINK_RELATIONS_REGISTRY . $key])) {
349 
                        $this->data['links'][\SimplePie\SimplePie::IANA_LINK_RELATIONS_REGISTRY . $key] = array_merge($this->data['links'][$key], $this->data['links'][\SimplePie\SimplePie::IANA_LINK_RELATIONS_REGISTRY . $key]);
1441 ariadna 350 
                        $this->data['links'][$key] = &$this->data['links'][\SimplePie\SimplePie::IANA_LINK_RELATIONS_REGISTRY . $key];
1 efrain 351 
                    } else {
1441 ariadna 352 
                        $this->data['links'][\SimplePie\SimplePie::IANA_LINK_RELATIONS_REGISTRY . $key] = &$this->data['links'][$key];
1 efrain 353 
                    }
354 
                } elseif (substr($key, 0, 41) === \SimplePie\SimplePie::IANA_LINK_RELATIONS_REGISTRY) {
1441 ariadna 355 
                    $this->data['links'][substr($key, 41)] = &$this->data['links'][$key];
1 efrain 356 
                }
357 
                $this->data['links'][$key] = array_unique($this->data['links'][$key]);
358 
            }
359 
        }
360 
 
361 
        if (isset($this->data['links'][$rel])) {
362 
            return $this->data['links'][$rel];
363 
        }
364 
 
365 
        return null;
366 
    }
367 
 
368 
    public function get_description()
369 
    {
370 
        if ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'subtitle')) {
371 
            return $this->sanitize($return[0]['data'], $this->registry->call(Misc::class, 'atom_10_construct_type', [$return[0]['attribs']]), $this->get_base($return[0]));
372 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'tagline')) {
373 
            return $this->sanitize($return[0]['data'], $this->registry->call(Misc::class, 'atom_03_construct_type', [$return[0]['attribs']]), $this->get_base($return[0]));
374 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_10, 'description')) {
375 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
376 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_090, 'description')) {
377 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
378 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_20, 'description')) {
379 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
380 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_11, 'description')) {
381 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
382 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_10, 'description')) {
383 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
384 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ITUNES, 'summary')) {
385 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_HTML, $this->get_base($return[0]));
386 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ITUNES, 'subtitle')) {
387 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_HTML, $this->get_base($return[0]));
388 
        }
389 
 
390 
        return null;
391 
    }
392 
 
393 
    public function get_copyright()
394 
    {
395 
        if ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'rights')) {
396 
            return $this->sanitize($return[0]['data'], $this->registry->call(Misc::class, 'atom_10_construct_type', [$return[0]['attribs']]), $this->get_base($return[0]));
397 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'copyright')) {
398 
            return $this->sanitize($return[0]['data'], $this->registry->call(Misc::class, 'atom_03_construct_type', [$return[0]['attribs']]), $this->get_base($return[0]));
399 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_20, 'copyright')) {
400 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
401 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_11, 'rights')) {
402 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
403 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_10, 'rights')) {
404 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
405 
        }
406 
 
407 
        return null;
408 
    }
409 
 
410 
    public function get_language()
411 
    {
412 
        if ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_20, 'language')) {
413 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
414 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_11, 'language')) {
415 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
416 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_10, 'language')) {
417 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
418 
        } elseif (isset($this->data['xml_lang'])) {
419 
            return $this->sanitize($this->data['xml_lang'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
420 
        }
421 
 
422 
        return null;
423 
    }
424 
 
425 
    public function get_latitude()
426 
    {
427 
        if ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_W3C_BASIC_GEO, 'lat')) {
428 
            return (float) $return[0]['data'];
429 
        } elseif (($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match)) {
430 
            return (float) $match[1];
431 
        }
432 
 
433 
        return null;
434 
    }
435 
 
436 
    public function get_longitude()
437 
    {
438 
        if ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_W3C_BASIC_GEO, 'long')) {
439 
            return (float) $return[0]['data'];
440 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_W3C_BASIC_GEO, 'lon')) {
441 
            return (float) $return[0]['data'];
442 
        } elseif (($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match)) {
443 
            return (float) $match[2];
444 
        }
445 
 
446 
        return null;
447 
    }
448 
 
449 
    public function get_image_url()
450 
    {
451 
        if ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ITUNES, 'image')) {
452 
            return $this->sanitize($return[0]['attribs']['']['href'], \SimplePie\SimplePie::CONSTRUCT_IRI);
453 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'logo')) {
454 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($return[0]));
455 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'icon')) {
456 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($return[0]));
457 
        }
458 
 
459 
        return null;
460 
    }
461 
}
462 
 
463 
class_alias('SimplePie\Source', 'SimplePie_Source');