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<?php
2 
 
3 
declare(strict_types=1);
4 
/**
5 
 * SimplePie
6 
 *
7 
 * A PHP-Based RSS and Atom Feed Framework.
8 
 * Takes the hard work out of managing a complete RSS/Atom solution.
9 
 *
10 
 * Copyright (c) 2004-2022, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
11 
 * All rights reserved.
12 
 *
13 
 * Redistribution and use in source and binary forms, with or without modification, are
14 
 * permitted provided that the following conditions are met:
15 
 *
16 
 * 	* Redistributions of source code must retain the above copyright notice, this list of
17 
 * 	  conditions and the following disclaimer.
18 
 *
19 
 * 	* Redistributions in binary form must reproduce the above copyright notice, this list
20 
 * 	  of conditions and the following disclaimer in the documentation and/or other materials
21 
 * 	  provided with the distribution.
22 
 *
23 
 * 	* Neither the name of the SimplePie Team nor the names of its contributors may be used
24 
 * 	  to endorse or promote products derived from this software without specific prior
25 
 * 	  written permission.
26 
 *
27 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
28 
 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
29 
 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
30 
 * AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31 
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
32 
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
33 
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
34 
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
35 
 * POSSIBILITY OF SUCH DAMAGE.
36 
 *
37 
 * @package SimplePie
38 
 * @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
39 
 * @author Ryan Parman
40 
 * @author Sam Sneddon
41 
 * @author Ryan McCue
42 
 * @link http://simplepie.org/ SimplePie
43 
 * @license http://www.opensource.org/licenses/bsd-license.php BSD License
44 
 */
45 
 
46 
namespace SimplePie;
47 
 
48 
/**
49 
 * Handles `<atom:source>`
50 
 *
51 
 * Used by {@see \SimplePie\Item::get_source()}
52 
 *
53 
 * This class can be overloaded with {@see \SimplePie::set_source_class()}
54 
 *
55 
 * @package SimplePie
56 
 * @subpackage API
57 
 */
58 
class Source implements RegistryAware
59 
{
60 
    public $item;
61 
    public $data = [];
62 
    protected $registry;
63 
 
64 
    public function __construct($item, $data)
65 
    {
66 
        $this->item = $item;
67 
        $this->data = $data;
68 
    }
69 
 
70 
    public function set_registry(\SimplePie\Registry $registry)/* : void */
71 
    {
72 
        $this->registry = $registry;
73 
    }
74 
 
75 
    public function __toString()
76 
    {
77 
        return md5(serialize($this->data));
78 
    }
79 
 
80 
    public function get_source_tags($namespace, $tag)
81 
    {
82 
        if (isset($this->data['child'][$namespace][$tag])) {
83 
            return $this->data['child'][$namespace][$tag];
84 
        }
85 
 
86 
        return null;
87 
    }
88 
 
89 
    public function get_base($element = [])
90 
    {
91 
        return $this->item->get_base($element);
92 
    }
93 
 
94 
    public function sanitize($data, $type, $base = '')
95 
    {
96 
        return $this->item->sanitize($data, $type, $base);
97 
    }
98 
 
99 
    public function get_item()
100 
    {
101 
        return $this->item;
102 
    }
103 
 
104 
    public function get_title()
105 
    {
106 
        if ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'title')) {
107 
            return $this->sanitize($return[0]['data'], $this->registry->call(Misc::class, 'atom_10_construct_type', [$return[0]['attribs']]), $this->get_base($return[0]));
108 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'title')) {
109 
            return $this->sanitize($return[0]['data'], $this->registry->call(Misc::class, 'atom_03_construct_type', [$return[0]['attribs']]), $this->get_base($return[0]));
110 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_10, 'title')) {
111 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
112 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_090, 'title')) {
113 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
114 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_20, 'title')) {
115 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
116 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_11, 'title')) {
117 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
118 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_10, 'title')) {
119 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
120 
        }
121 
 
122 
        return null;
123 
    }
124 
 
125 
    public function get_category($key = 0)
126 
    {
127 
        $categories = $this->get_categories();
128 
        if (isset($categories[$key])) {
129 
            return $categories[$key];
130 
        }
131 
 
132 
        return null;
133 
    }
134 
 
135 
    public function get_categories()
136 
    {
137 
        $categories = [];
138 
 
139 
        foreach ((array) $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'category') as $category) {
140 
            $term = null;
141 
            $scheme = null;
142 
            $label = null;
143 
            if (isset($category['attribs']['']['term'])) {
144 
                $term = $this->sanitize($category['attribs']['']['term'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
145 
            }
146 
            if (isset($category['attribs']['']['scheme'])) {
147 
                $scheme = $this->sanitize($category['attribs']['']['scheme'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
148 
            }
149 
            if (isset($category['attribs']['']['label'])) {
150 
                $label = $this->sanitize($category['attribs']['']['label'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
151 
            }
152 
            $categories[] = $this->registry->create(Category::class, [$term, $scheme, $label]);
153 
        }
154 
        foreach ((array) $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_20, 'category') as $category) {
155 
            // This is really the label, but keep this as the term also for BC.
156 
            // Label will also work on retrieving because that falls back to term.
157 
            $term = $this->sanitize($category['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
158 
            if (isset($category['attribs']['']['domain'])) {
159 
                $scheme = $this->sanitize($category['attribs']['']['domain'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
160 
            } else {
161 
                $scheme = null;
162 
            }
163 
            $categories[] = $this->registry->create(Category::class, [$term, $scheme, null]);
164 
        }
165 
        foreach ((array) $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_11, 'subject') as $category) {
166 
            $categories[] = $this->registry->create(Category::class, [$this->sanitize($category['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT), null, null]);
167 
        }
168 
        foreach ((array) $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_10, 'subject') as $category) {
169 
            $categories[] = $this->registry->create(Category::class, [$this->sanitize($category['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT), null, null]);
170 
        }
171 
 
172 
        if (!empty($categories)) {
173 
            return array_unique($categories);
174 
        }
175 
 
176 
        return null;
177 
    }
178 
 
179 
    public function get_author($key = 0)
180 
    {
181 
        $authors = $this->get_authors();
182 
        if (isset($authors[$key])) {
183 
            return $authors[$key];
184 
        }
185 
 
186 
        return null;
187 
    }
188 
 
189 
    public function get_authors()
190 
    {
191 
        $authors = [];
192 
        foreach ((array) $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'author') as $author) {
193 
            $name = null;
194 
            $uri = null;
195 
            $email = null;
196 
            if (isset($author['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['name'][0]['data'])) {
197 
                $name = $this->sanitize($author['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['name'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
198 
            }
199 
            if (isset($author['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['uri'][0]['data'])) {
200 
                $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]));
201 
            }
202 
            if (isset($author['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['email'][0]['data'])) {
203 
                $email = $this->sanitize($author['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['email'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
204 
            }
205 
            if ($name !== null || $email !== null || $uri !== null) {
206 
                $authors[] = $this->registry->create(Author::class, [$name, $uri, $email]);
207 
            }
208 
        }
209 
        if ($author = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'author')) {
210 
            $name = null;
211 
            $url = null;
212 
            $email = null;
213 
            if (isset($author[0]['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['name'][0]['data'])) {
214 
                $name = $this->sanitize($author[0]['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['name'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
215 
            }
216 
            if (isset($author[0]['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['url'][0]['data'])) {
217 
                $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]));
218 
            }
219 
            if (isset($author[0]['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['email'][0]['data'])) {
220 
                $email = $this->sanitize($author[0]['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['email'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
221 
            }
222 
            if ($name !== null || $email !== null || $url !== null) {
223 
                $authors[] = $this->registry->create(Author::class, [$name, $url, $email]);
224 
            }
225 
        }
226 
        foreach ((array) $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_11, 'creator') as $author) {
227 
            $authors[] = $this->registry->create(Author::class, [$this->sanitize($author['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT), null, null]);
228 
        }
229 
        foreach ((array) $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_10, 'creator') as $author) {
230 
            $authors[] = $this->registry->create(Author::class, [$this->sanitize($author['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT), null, null]);
231 
        }
232 
        foreach ((array) $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ITUNES, 'author') as $author) {
233 
            $authors[] = $this->registry->create(Author::class, [$this->sanitize($author['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT), null, null]);
234 
        }
235 
 
236 
        if (!empty($authors)) {
237 
            return array_unique($authors);
238 
        }
239 
 
240 
        return null;
241 
    }
242 
 
243 
    public function get_contributor($key = 0)
244 
    {
245 
        $contributors = $this->get_contributors();
246 
        if (isset($contributors[$key])) {
247 
            return $contributors[$key];
248 
        }
249 
 
250 
        return null;
251 
    }
252 
 
253 
    public function get_contributors()
254 
    {
255 
        $contributors = [];
256 
        foreach ((array) $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'contributor') as $contributor) {
257 
            $name = null;
258 
            $uri = null;
259 
            $email = null;
260 
            if (isset($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['name'][0]['data'])) {
261 
                $name = $this->sanitize($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['name'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
262 
            }
263 
            if (isset($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['uri'][0]['data'])) {
264 
                $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]));
265 
            }
266 
            if (isset($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['email'][0]['data'])) {
267 
                $email = $this->sanitize($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['email'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
268 
            }
269 
            if ($name !== null || $email !== null || $uri !== null) {
270 
                $contributors[] = $this->registry->create(Author::class, [$name, $uri, $email]);
271 
            }
272 
        }
273 
        foreach ((array) $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'contributor') as $contributor) {
274 
            $name = null;
275 
            $url = null;
276 
            $email = null;
277 
            if (isset($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['name'][0]['data'])) {
278 
                $name = $this->sanitize($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['name'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
279 
            }
280 
            if (isset($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['url'][0]['data'])) {
281 
                $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]));
282 
            }
283 
            if (isset($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['email'][0]['data'])) {
284 
                $email = $this->sanitize($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['email'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
285 
            }
286 
            if ($name !== null || $email !== null || $url !== null) {
287 
                $contributors[] = $this->registry->create(Author::class, [$name, $url, $email]);
288 
            }
289 
        }
290 
 
291 
        if (!empty($contributors)) {
292 
            return array_unique($contributors);
293 
        }
294 
 
295 
        return null;
296 
    }
297 
 
298 
    public function get_link($key = 0, $rel = 'alternate')
299 
    {
300 
        $links = $this->get_links($rel);
301 
        if (isset($links[$key])) {
302 
            return $links[$key];
303 
        }
304 
 
305 
        return null;
306 
    }
307 
 
308 
    /**
309 
     * Added for parity between the parent-level and the item/entry-level.
310 
     */
311 
    public function get_permalink()
312 
    {
313 
        return $this->get_link(0);
314 
    }
315 
 
316 
    public function get_links($rel = 'alternate')
317 
    {
318 
        if (!isset($this->data['links'])) {
319 
            $this->data['links'] = [];
320 
            if ($links = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'link')) {
321 
                foreach ($links as $link) {
322 
                    if (isset($link['attribs']['']['href'])) {
323 
                        $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
324 
                        $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($link));
325 
                    }
326 
                }
327 
            }
328 
            if ($links = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'link')) {
329 
                foreach ($links as $link) {
330 
                    if (isset($link['attribs']['']['href'])) {
331 
                        $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
332 
                        $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($link));
333 
                    }
334 
                }
335 
            }
336 
            if ($links = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_10, 'link')) {
337 
                $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($links[0]));
338 
            }
339 
            if ($links = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_090, 'link')) {
340 
                $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($links[0]));
341 
            }
342 
            if ($links = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_20, 'link')) {
343 
                $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($links[0]));
344 
            }
345 
 
346 
            $keys = array_keys($this->data['links']);
347 
            foreach ($keys as $key) {
348 
                if ($this->registry->call(Misc::class, 'is_isegment_nz_nc', [$key])) {
349 
                    if (isset($this->data['links'][\SimplePie\SimplePie::IANA_LINK_RELATIONS_REGISTRY . $key])) {
350 
                        $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]);
351 
                        $this->data['links'][$key] =& $this->data['links'][\SimplePie\SimplePie::IANA_LINK_RELATIONS_REGISTRY . $key];
352 
                    } else {
353 
                        $this->data['links'][\SimplePie\SimplePie::IANA_LINK_RELATIONS_REGISTRY . $key] =& $this->data['links'][$key];
354 
                    }
355 
                } elseif (substr($key, 0, 41) === \SimplePie\SimplePie::IANA_LINK_RELATIONS_REGISTRY) {
356 
                    $this->data['links'][substr($key, 41)] =& $this->data['links'][$key];
357 
                }
358 
                $this->data['links'][$key] = array_unique($this->data['links'][$key]);
359 
            }
360 
        }
361 
 
362 
        if (isset($this->data['links'][$rel])) {
363 
            return $this->data['links'][$rel];
364 
        }
365 
 
366 
        return null;
367 
    }
368 
 
369 
    public function get_description()
370 
    {
371 
        if ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'subtitle')) {
372 
            return $this->sanitize($return[0]['data'], $this->registry->call(Misc::class, 'atom_10_construct_type', [$return[0]['attribs']]), $this->get_base($return[0]));
373 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'tagline')) {
374 
            return $this->sanitize($return[0]['data'], $this->registry->call(Misc::class, 'atom_03_construct_type', [$return[0]['attribs']]), $this->get_base($return[0]));
375 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_10, 'description')) {
376 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
377 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_090, 'description')) {
378 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
379 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_20, 'description')) {
380 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
381 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_11, 'description')) {
382 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
383 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_10, 'description')) {
384 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
385 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ITUNES, 'summary')) {
386 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_HTML, $this->get_base($return[0]));
387 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ITUNES, 'subtitle')) {
388 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_HTML, $this->get_base($return[0]));
389 
        }
390 
 
391 
        return null;
392 
    }
393 
 
394 
    public function get_copyright()
395 
    {
396 
        if ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'rights')) {
397 
            return $this->sanitize($return[0]['data'], $this->registry->call(Misc::class, 'atom_10_construct_type', [$return[0]['attribs']]), $this->get_base($return[0]));
398 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'copyright')) {
399 
            return $this->sanitize($return[0]['data'], $this->registry->call(Misc::class, 'atom_03_construct_type', [$return[0]['attribs']]), $this->get_base($return[0]));
400 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_20, 'copyright')) {
401 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
402 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_11, 'rights')) {
403 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
404 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_10, 'rights')) {
405 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
406 
        }
407 
 
408 
        return null;
409 
    }
410 
 
411 
    public function get_language()
412 
    {
413 
        if ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_RSS_20, 'language')) {
414 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
415 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_11, 'language')) {
416 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
417 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_DC_10, 'language')) {
418 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
419 
        } elseif (isset($this->data['xml_lang'])) {
420 
            return $this->sanitize($this->data['xml_lang'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
421 
        }
422 
 
423 
        return null;
424 
    }
425 
 
426 
    public function get_latitude()
427 
    {
428 
        if ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_W3C_BASIC_GEO, 'lat')) {
429 
            return (float) $return[0]['data'];
430 
        } elseif (($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)) {
431 
            return (float) $match[1];
432 
        }
433 
 
434 
        return null;
435 
    }
436 
 
437 
    public function get_longitude()
438 
    {
439 
        if ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_W3C_BASIC_GEO, 'long')) {
440 
            return (float) $return[0]['data'];
441 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_W3C_BASIC_GEO, 'lon')) {
442 
            return (float) $return[0]['data'];
443 
        } elseif (($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)) {
444 
            return (float) $match[2];
445 
        }
446 
 
447 
        return null;
448 
    }
449 
 
450 
    public function get_image_url()
451 
    {
452 
        if ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ITUNES, 'image')) {
453 
            return $this->sanitize($return[0]['attribs']['']['href'], \SimplePie\SimplePie::CONSTRUCT_IRI);
454 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'logo')) {
455 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($return[0]));
456 
        } elseif ($return = $this->get_source_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'icon')) {
457 
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($return[0]));
458 
        }
459 
 
460 
        return null;
461 
    }
462 
}
463 
 
464 
class_alias('SimplePie\Source', 'SimplePie_Source');