Merge pull request #595 from wallabag/dev

[github/wallabag/wallabag.git] / inc / 3rdparty / libraries / feedwriter / FeedItem.php

<?php\r
 /**\r
 * Univarsel Feed Writer\r
 * \r
 * FeedItem class - Used as feed element in FeedWriter class\r
 *\r
 * @package         UnivarselFeedWriter\r
 * @author          Anis uddin Ahmad <anisniit@gmail.com>\r
 * @link            http://www.ajaxray.com/projects/rss\r
 */\r
 class FeedItem\r
 {\r
	private $elements = array();    //Collection of feed elements\r
	private $version;\r
	\r
	/**\r
	* Constructor \r
	* \r
	* @param    contant     (RSS1/RSS2/ATOM) RSS2 is default. \r
	*/ \r
	function __construct($version = RSS2)\r
	{    \r
		$this->version = $version;\r
	}\r
\r
	/**\r
	* Set element (overwrites existing elements with $elementName)\r
	* \r
	* @access   public\r
	* @param    srting  The tag name of an element\r
	* @param    srting  The content of tag\r
	* @param    array   Attributes(if any) in 'attrName' => 'attrValue' format\r
	* @return   void\r
	*/\r
	public function setElement($elementName, $content, $attributes = null)\r
	{\r
		if (isset($this->elements[$elementName])) {\r
			unset($this->elements[$elementName]);\r
		}\r
		$this->addElement($elementName, $content, $attributes);\r
	}	\r
	\r
	/**\r
	* Add an element to elements array\r
	* \r
	* @access   public\r
	* @param    srting  The tag name of an element\r
	* @param    srting  The content of tag\r
	* @param    array   Attributes(if any) in 'attrName' => 'attrValue' format\r
	* @return   void\r
	*/\r
	public function addElement($elementName, $content, $attributes = null)\r
	{\r
		$i = 0;\r
		if (isset($this->elements[$elementName])) {\r
			$i = count($this->elements[$elementName]);\r
		} else {\r
			$this->elements[$elementName] = array();\r
		}\r
		$this->elements[$elementName][$i]['name']       = $elementName;\r
		$this->elements[$elementName][$i]['content']    = $content;\r
		$this->elements[$elementName][$i]['attributes'] = $attributes;\r
	}\r
	\r
	/**\r
	* Set multiple feed elements from an array. \r
	* Elements which have attributes cannot be added by this method\r
	* \r
	* @access   public\r
	* @param    array   array of elements in 'tagName' => 'tagContent' format.\r
	* @return   void\r
	*/\r
	public function addElementArray($elementArray)\r
	{\r
		if(! is_array($elementArray)) return;\r
		foreach ($elementArray as $elementName => $content) \r
		{\r
			$this->addElement($elementName, $content);\r
		}\r
	}\r
	\r
	/**\r
	* Return the collection of elements in this feed item\r
	* \r
	* @access   public\r
	* @return   array\r
	*/\r
	public function getElements()\r
	{\r
		return $this->elements;\r
	}\r
	\r
	// Wrapper functions ------------------------------------------------------\r
	\r
	/**\r
	* Set the 'dscription' element of feed item\r
	* \r
	* @access   public\r
	* @param    string  The content of 'description' element\r
	* @return   void\r
	*/\r
	public function setDescription($description) \r
	{\r
		$tag = 'description'; \r
		$this->setElement($tag, $description);\r
	}\r
	\r
	/**\r
	* @desc     Set the 'title' element of feed item\r
	* @access   public\r
	* @param    string  The content of 'title' element\r
	* @return   void\r
	*/\r
	public function setTitle($title) \r
	{\r
		$this->setElement('title', $title);  	\r
	}\r
	\r
	/**\r
	* Set the 'date' element of feed item\r
	* \r
	* @access   public\r
	* @param    string  The content of 'date' element\r
	* @return   void\r
	*/\r
	public function setDate($date) \r
	{\r
		if(! is_numeric($date))\r
		{\r
			$date = strtotime($date);\r
		}\r
      \r
		if($this->version == RSS2) \r
		{\r
			$tag    = 'pubDate';\r
			$value  = date(DATE_RSS, $date);\r
		}\r
		else                                \r
		{\r
			$tag    = 'dc:date';\r
			$value  = date("Y-m-d", $date);\r
		}\r
		\r
		$this->setElement($tag, $value);    \r
	}\r
	\r
	/**\r
	* Set the 'link' element of feed item\r
	* \r
	* @access   public\r
	* @param    string  The content of 'link' element\r
	* @return   void\r
	*/\r
	public function setLink($link) \r
	{\r
		if($this->version == RSS2 || $this->version == RSS1)\r
		{\r
			$this->setElement('link', $link);\r
			$this->setElement('guid', $link);\r
		}\r
		else\r
		{\r
			$this->setElement('link','',array('href'=>$link));\r
			$this->setElement('id', FeedWriter::uuid($link,'urn:uuid:'));\r
		} \r
		\r
	}\r
	\r
	/**\r
	* Set the 'encloser' element of feed item\r
	* For RSS 2.0 only\r
	* \r
	* @access   public\r
	* @param    string  The url attribute of encloser tag\r
	* @param    string  The length attribute of encloser tag\r
	* @param    string  The type attribute of encloser tag\r
	* @return   void\r
	*/\r
	public function setEncloser($url, $length, $type)\r
	{\r
		$attributes = array('url'=>$url, 'length'=>$length, 'type'=>$type);\r
		$this->setElement('enclosure','',$attributes);\r
	}\r
	\r
 } // end of class FeedItem\r
?>\r