wp/wp-includes/SimplePie/src/Source.php
changeset 22 8c2e4d02f4ef
equal deleted inserted replaced
21:48c4eec2b7e6 22:8c2e4d02f4ef
       
     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]);
       
   350                         $this->data['links'][$key] = &$this->data['links'][\SimplePie\SimplePie::IANA_LINK_RELATIONS_REGISTRY . $key];
       
   351                     } else {
       
   352                         $this->data['links'][\SimplePie\SimplePie::IANA_LINK_RELATIONS_REGISTRY . $key] = &$this->data['links'][$key];
       
   353                     }
       
   354                 } elseif (substr($key, 0, 41) === \SimplePie\SimplePie::IANA_LINK_RELATIONS_REGISTRY) {
       
   355                     $this->data['links'][substr($key, 41)] = &$this->data['links'][$key];
       
   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');