/drupal7/sites/all/libraries/simplepie/library/SimplePie/Source.php - Club Drupal - Forge Centrale Marseille

root / drupal7 / sites / all / libraries / simplepie / library / SimplePie / Source.php @ 41cc1b08

       <?php
       /**
        * SimplePie
+       *
        * A PHP-Based RSS and Atom Feed Framework.
        * Takes the hard work out of managing a complete RSS/Atom solution.
+       *
        * Copyright (c) 2004-2012, Ryan Parman, Geoffrey Sneddon, Ryan McCue, and contributors
        * All rights reserved.
+       *
        * Redistribution and use in source and binary forms, with or without modification, are
        * permitted provided that the following conditions are met:
+       *
        *         * Redistributions of source code must retain the above copyright notice, this list of
        *           conditions and the following disclaimer.
+       *
        *         * Redistributions in binary form must reproduce the above copyright notice, this list
        *           of conditions and the following disclaimer in the documentation and/or other materials
        *           provided with the distribution.
+       *
        *         * Neither the name of the SimplePie Team nor the names of its contributors may be used
        *           to endorse or promote products derived from this software without specific prior
        *           written permission.
+       *
        * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
        * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
        * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
        * AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
        * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
        * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
        * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
        * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
        * POSSIBILITY OF SUCH DAMAGE.
+       *
        * @package SimplePie
        * @version 1.3.1
        * @copyright 2004-2012 Ryan Parman, Geoffrey Sneddon, Ryan McCue
        * @author Ryan Parman
        * @author Geoffrey Sneddon
        * @author Ryan McCue
        * @link http://simplepie.org/ SimplePie
        * @license http://www.opensource.org/licenses/bsd-license.php BSD License
        */
       /**
        * Handles `<atom:source>`
+       *
        * Used by {@see SimplePie_Item::get_source()}
+       *
        * This class can be overloaded with {@see SimplePie::set_source_class()}
+       *
        * @package SimplePie
        * @subpackage API
        */
       class SimplePie_Source
+      {
               var $item;
               var $data = array();
               protected $registry;
               public function __construct($item, $data)
+              {
                       $this->item = $item;
                       $this->data = $data;
+              }
               public function set_registry(SimplePie_Registry $registry)
+              {
                       $this->registry = $registry;
+              }
               public function __toString()
+              {
                       return md5(serialize($this->data));
+              }
               public function get_source_tags($namespace, $tag)
+              {
                       if (isset($this->data['child'][$namespace][$tag]))
+                      {
                               return $this->data['child'][$namespace][$tag];
+                      }
                       else
+                      {
                               return null;
+                      }
+              }
               public function get_base($element = array())
+              {
                       return $this->item->get_base($element);
+              }
               public function sanitize($data, $type, $base = '')
+              {
                       return $this->item->sanitize($data, $type, $base);
+              }
               public function get_item()
+              {
                       return $this->item;
+              }
               public function get_title()
+              {
                       if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'title'))
+                      {
                               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_10_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'title'))
+                      {
                               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_03_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title'))
+                      {
                               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title'))
+                      {
                               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'title'))
+                      {
                               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title'))
+                      {
                               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title'))
+                      {
                               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+                      }
                       else
+                      {
                               return null;
+                      }
+              }
               public function get_category($key = 0)
+              {
                       $categories = $this->get_categories();
                       if (isset($categories[$key]))
+                      {
                               return $categories[$key];
+                      }
                       else
+                      {
                               return null;
+                      }
+              }
               public function get_categories()
+              {
                       $categories = array();
                       foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'category') as $category)
+                      {
                               $term = null;
                               $scheme = null;
                               $label = null;
                               if (isset($category['attribs']['']['term']))
+                              {
                                       $term = $this->sanitize($category['attribs']['']['term'], SIMPLEPIE_CONSTRUCT_TEXT);
+                              }
                               if (isset($category['attribs']['']['scheme']))
+                              {
                                       $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+                              }
                               if (isset($category['attribs']['']['label']))
+                              {
                                       $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
+                              }
                               $categories[] = $this->registry->create('Category', array($term, $scheme, $label));
+                      }
                       foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'category') as $category)
+                      {
                               // This is really the label, but keep this as the term also for BC.
                               // Label will also work on retrieving because that falls back to term.
                               $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                               if (isset($category['attribs']['']['domain']))
+                              {
                                       $scheme = $this->sanitize($category['attribs']['']['domain'], SIMPLEPIE_CONSTRUCT_TEXT);
+                              }
                               else
+                              {
                                       $scheme = null;
+                              }
                               $categories[] = $this->registry->create('Category', array($term, $scheme, null));
+                      }
                       foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'subject') as $category)
+                      {
                               $categories[] = $this->registry->create('Category', array($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
+                      }
                       foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'subject') as $category)
+                      {
                               $categories[] = $this->registry->create('Category', array($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
+                      }
                       if (!empty($categories))
+                      {
                               return array_unique($categories);
+                      }
                       else
+                      {
                               return null;
+                      }
+              }
               public function get_author($key = 0)
+              {
                       $authors = $this->get_authors();
                       if (isset($authors[$key]))
+                      {
                               return $authors[$key];
+                      }
                       else
+                      {
                               return null;
+                      }
+              }
               public function get_authors()
+              {
                       $authors = array();
                       foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author') as $author)
+                      {
                               $name = null;
                               $uri = null;
                               $email = null;
                               if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
+                              {
                                       $name = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+                              }
                               if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
+                              {
                                       $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]));
+                              }
                               if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
+                              {
                                       $email = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+                              }
                               if ($name !== null || $email !== null || $uri !== null)
+                              {
                                       $authors[] = $this->registry->create('Author', array($name, $uri, $email));
+                              }
+                      }
                       if ($author = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'author'))
+                      {
                               $name = null;
                               $url = null;
                               $email = null;
                               if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
+                              {
                                       $name = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+                              }
                               if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
+                              {
                                       $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]));
+                              }
                               if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
+                              {
                                       $email = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+                              }
                               if ($name !== null || $email !== null || $url !== null)
+                              {
                                       $authors[] = $this->registry->create('Author', array($name, $url, $email));
+                              }
+                      }
                       foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'creator') as $author)
+                      {
                               $authors[] = $this->registry->create('Author', array($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
+                      }
                       foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'creator') as $author)
+                      {
                               $authors[] = $this->registry->create('Author', array($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
+                      }
                       foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'author') as $author)
+                      {
                               $authors[] = $this->registry->create('Author', array($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
+                      }
                       if (!empty($authors))
+                      {
                               return array_unique($authors);
+                      }
                       else
+                      {
                               return null;
+                      }
+              }
               public function get_contributor($key = 0)
+              {
                       $contributors = $this->get_contributors();
                       if (isset($contributors[$key]))
+                      {
                               return $contributors[$key];
+                      }
                       else
+                      {
                               return null;
+                      }
+              }
               public function get_contributors()
+              {
                       $contributors = array();
                       foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'contributor') as $contributor)
+                      {
                               $name = null;
                               $uri = null;
                               $email = null;
                               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
+                              {
                                       $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+                              }
                               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
+                              {
                                       $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]));
+                              }
                               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
+                              {
                                       $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+                              }
                               if ($name !== null || $email !== null || $uri !== null)
+                              {
                                       $contributors[] = $this->registry->create('Author', array($name, $uri, $email));
+                              }
+                      }
                       foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'contributor') as $contributor)
+                      {
                               $name = null;
                               $url = null;
                               $email = null;
                               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
+                              {
                                       $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+                              }
                               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
+                              {
                                       $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]));
+                              }
                               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
+                              {
                                       $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+                              }
                               if ($name !== null || $email !== null || $url !== null)
+                              {
                                       $contributors[] = $this->registry->create('Author', array($name, $url, $email));
+                              }
+                      }
                       if (!empty($contributors))
+                      {
                               return array_unique($contributors);
+                      }
                       else
+                      {
                               return null;
+                      }
+              }
               public function get_link($key = 0, $rel = 'alternate')
+              {
                       $links = $this->get_links($rel);
                       if (isset($links[$key]))
+                      {
                               return $links[$key];
+                      }
                       else
+                      {
                               return null;
+                      }
+              }
               /**
                * Added for parity between the parent-level and the item/entry-level.
                */
               public function get_permalink()
+              {
                       return $this->get_link(0);
+              }
               public function get_links($rel = 'alternate')
+              {
                       if (!isset($this->data['links']))
+                      {
                               $this->data['links'] = array();
                               if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link'))
+                              {
                                       foreach ($links as $link)
+                                      {
                                               if (isset($link['attribs']['']['href']))
+                                              {
                                                       $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
                                                       $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
+                                              }
+                                      }
+                              }
                               if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link'))
+                              {
                                       foreach ($links as $link)
+                                      {
                                               if (isset($link['attribs']['']['href']))
+                                              {
                                                       $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
                                                       $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
+                                              }
+                                      }
+                              }
                               if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link'))
+                              {
                                       $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+                              }
                               if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link'))
+                              {
                                       $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+                              }
                               if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'link'))
+                              {
                                       $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+                              }
                               $keys = array_keys($this->data['links']);
                               foreach ($keys as $key)
+                              {
                                       if ($this->registry->call('Misc', 'is_isegment_nz_nc', array($key)))
+                                      {
                                               if (isset($this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]))
+                                              {
                                                       $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] = array_merge($this->data['links'][$key], $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]);
                                                       $this->data['links'][$key] =& $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key];
+                                              }
                                               else
+                                              {
                                                       $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] =& $this->data['links'][$key];
+                                              }
+                                      }
                                       elseif (substr($key, 0, 41) === SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY)
+                                      {
                                               $this->data['links'][substr($key, 41)] =& $this->data['links'][$key];
+                                      }
                                       $this->data['links'][$key] = array_unique($this->data['links'][$key]);
+                              }
+                      }
                       if (isset($this->data['links'][$rel]))
+                      {
                               return $this->data['links'][$rel];
+                      }
                       else
+                      {
                               return null;
+                      }
+              }
               public function get_description()
+              {
                       if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'subtitle'))
+                      {
                               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_10_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'tagline'))
+                      {
                               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_03_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'description'))
+                      {
                               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'description'))
+                      {
                               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'description'))
+                      {
                               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'description'))
+                      {
                               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'description'))
+                      {
                               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'summary'))
+                      {
                               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'subtitle'))
+                      {
                               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+                      }
                       else
+                      {
                               return null;
+                      }
+              }
               public function get_copyright()
+              {
                       if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'rights'))
+                      {
                               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_10_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'copyright'))
+                      {
                               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_03_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'copyright'))
+                      {
                               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'rights'))
+                      {
                               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'rights'))
+                      {
                               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+                      }
                       else
+                      {
                               return null;
+                      }
+              }
               public function get_language()
+              {
                       if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'language'))
+                      {
                               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'language'))
+                      {
                               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'language'))
+                      {
                               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+                      }
                       elseif (isset($this->data['xml_lang']))
+                      {
                               return $this->sanitize($this->data['xml_lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+                      }
                       else
+                      {
                               return null;
+                      }
+              }
               public function get_latitude()
+              {
                       if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lat'))
+                      {
                               return (float) $return[0]['data'];
+                      }
                       elseif (($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match))
+                      {
                               return (float) $match[1];
+                      }
                       else
+                      {
                               return null;
+                      }
+              }
               public function get_longitude()
+              {
                       if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'long'))
+                      {
                               return (float) $return[0]['data'];
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lon'))
+                      {
                               return (float) $return[0]['data'];
+                      }
                       elseif (($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match))
+                      {
                               return (float) $match[2];
+                      }
                       else
+                      {
                               return null;
+                      }
+              }
               public function get_image_url()
+              {
                       if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'image'))
+                      {
                               return $this->sanitize($return[0]['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI);
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'logo'))
+                      {
                               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+                      }
                       elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'icon'))
+                      {
                               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+                      }
                       else
+                      {
                               return null;
+                      }
+              }
+      }

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