PHP Asset::getAssetType方法代码示例

 /**
  * Answer all media assets below the specified asset
  * 
  * @param object Asset $asset
  * @param optional object Id $excludeId
  * @return object Iterator
  * @access protected
  * @since 2/26/07
  */
 protected function getAllMediaAssets(Asset $asset, $excludeId = null)
 {
     if ($excludeId && $excludeId->isEqual($asset->getId())) {
         return false;
     }
     if ($this->mediaFileType->isEqual($asset->getAssetType())) {
         $tmp = array();
         $tmp[] = $asset;
         $iterator = new HarmoniIterator($tmp);
         return $iterator;
     } else {
         $iterator = new MultiIteratorIterator();
         $children = $asset->getAssets();
         while ($children->hasNext()) {
             $result = $this->getAllMediaAssets($children->next(), $excludeId);
             if ($result) {
                 $iterator->addIterator($result);
             }
         }
         return $iterator;
     }
 }

 /**
  * Instantiate a new plugin for an Asset
  * 
  * @param object Asset $asset
  * @param object ConfigurationProperties $configuration
  * @return object Plugin OR string (error string) on error.
  * @access public
  * @since 1/12/06
  * @static
  */
 public static function newInstance(Asset $asset, Properties $configuration)
 {
     $type = $asset->getAssetType();
     $pluginManager = Services::getService("PluginManager");
     $pluginDir = $pluginManager->getPluginDir($type);
     $pluginClass = $pluginManager->getPluginClass($type);
     if (preg_match('/[^a-z0-9_]/i', $pluginClass)) {
         throw new Exception("Invalid plugin class, '" . $pluginClass . "'.");
     }
     $pluginFile = $pluginDir . $pluginClass . ".class.php";
     // Check for the file
     if (!file_exists($pluginFile)) {
         return _("Error: Plugin not found at '{$pluginFile}'.");
     }
     require_once $pluginFile;
     // Check for the class
     if (!class_exists($pluginClass)) {
         return _("Error: Plugin class, '{$pluginClass}', not found.");
     }
     // Ensure that the plugin writer didn't override the constructor
     if (in_array($pluginClass, get_class_methods($pluginClass))) {
         return _("Error: Plugin class should not have a constructor method, '{$pluginClass}'.");
     }
     // Instantiate the plugin
     $plugin = new $pluginClass();
     $plugin->setConfiguration($configuration);
     $plugin->setAsset($asset);
     // Execute the decendent's initialization
     $plugin->initialize();
     return $plugin;
 }

 /**
  * Recursively copies an asset and its children to a new parent.
  * 
  * @access private
  */
 function _copyAsset(Asset $asset, Id $newParentId)
 {
     // Create the new asset
     $newAsset = $this->createAsset($asset->getDisplayName(), $asset->getDescription(), $asset->getAssetType());
     // Move the new asset to the proper parent if it
     // is not being copied to the dr root.
     if (!$newParentId->isEqual($this->getId())) {
         $newParent = $this->getAsset($newParentId);
         $newParent->addAsset($newAsset->getId());
     }
     // Copy its data
     // @todo
     // Copy the children
     $children = $asset->getAssets();
     while ($children->hasNext()) {
         $childAsset = $children->next();
         $this->_copyAsset($childAsset, $newAsset->getId());
     }
     // Return its Id
     return $newAsset->getId();
 }

 /**
  * Record any extra files that are used by plugins
  * 
  * @param Asset $asset
  * @return void
  */
 public function recordPluginExtras(Asset $asset)
 {
     $audioType = new Type('SeguePlugins', 'edu.middlebury', 'AudioPlayer');
     $downloadType = new Type('SeguePlugins', 'edu.middlebury', 'Download');
     if ($asset->getAssetType()->isEqual($audioType) || $asset->getAssetType()->isEqual($downloadType)) {
         $query = 'count(item[wp:post_type = "attachment" and title = "downarrow.gif"])';
         if (!$this->xpath->evaluate($query, $this->channel)) {
             $url = MYPATH . '/images/downarrow.gif';
             $element = $this->channel->insertBefore($this->doc->createElement('item'), $this->endFiles);
             $element->appendChild($this->getElement('title', "downarrow.gif"));
             $element->appendChild($this->getElement('link', $url));
             $element->appendChild($this->getElement('guid', $url))->setAttribute('isPermaLink', 'false');
             $element->appendChild($this->getElement('description', 'Download icon.'));
             $element->appendChild($this->getElement('pubDate', date('r')));
             $agentUID = $this->recordAgent($asset->getCreator());
             $element->appendChild($this->getElementNS("http://purl.org/dc/elements/1.1/", 'dc:creator', '0'));
             $element->appendChild($this->getElementNS("http://wordpress.org/export/1.1/", 'wp:post_id', '0'));
             $element->appendChild($this->getElementNS("http://wordpress.org/export/1.1/", 'wp:post_date', date('Y-m-d H:i:s')));
             $element->appendChild($this->getElementNS("http://wordpress.org/export/1.1/", 'wp:post_date_gmt', date('Y-m-d H:i:s')));
             $element->appendChild($this->getElementNS("http://wordpress.org/export/1.1/", 'wp:comment_status', 'closed'));
             $element->appendChild($this->getElementNS("http://wordpress.org/export/1.1/", 'wp:ping_status', 'closed'));
             $element->appendChild($this->getElementNS("http://wordpress.org/export/1.1/", 'wp:status', 'publish'));
             $element->appendChild($this->getElementNS("http://wordpress.org/export/1.1/", 'wp:post_parent', $asset->getId()->getIdString()));
             $element->appendChild($this->getElementNS("http://wordpress.org/export/1.1/", 'wp:menu_order', '0'));
             $element->appendChild($this->getElementNS("http://wordpress.org/export/1.1/", 'wp:post_type', 'attachment'));
             $element->appendChild($this->getElementNS("http://wordpress.org/export/1.1/", 'wp:post_password', ''));
             $element->appendChild($this->getElementNS("http://wordpress.org/export/1.1/", 'wp:is_sticky', '0'));
             $element->appendChild($this->getElementNS("http://wordpress.org/export/1.1/", 'wp:attachment_url', $url));
         }
     }
 }

 /**
  * Create and/or return the component for an asset and register it for later fetching
  * 
  * @param object Asset $asset
  * @return object SiteComponent
  * @access public
  * @since 4/5/06
  */
 function getSiteComponentFromAsset(Asset $asset)
 {
     $id = $asset->getId();
     $idString = $id->getIdString();
     if (!isset($this->_createdSiteComponents[$idString])) {
         $type = $asset->getAssetType();
         foreach ($this->siteDisplayTypes as $siteDisplayType) {
             if ($type->isEqual($siteDisplayType)) {
                 $typeKey = ucfirst($type->getKeyword());
                 break;
             }
         }
         if (!isset($typeKey)) {
             $typeKey = 'Block';
         }
         $class = "Asset" . $typeKey . "SiteComponent";
         try {
             $xmlDocument = $this->getXmlDocumentFromAsset($asset);
             $documentElement = $xmlDocument->documentElement;
         } catch (NonNavException $e) {
             $documentElement = null;
         }
         $this->_createdSiteComponents[$idString] = new $class($this, $asset, $documentElement);
     }
     return $this->_createdSiteComponents[$idString];
 }