<?php

defined('_JEXEC') or die;
require_once(JPATH_SITE.DS.'components'.DS.'com_k2'.DS.'helpers'.DS.'route.php');

//Load language file
$lang =  JFactory::getLanguage();
$lang->load('plg_content_K2_cb_activitystream', JPATH_ADMINISTRATOR);

class PlgContentK2_cb_activitystream extends JPlugin
{
    protected $autoloadLanguage = true;
	       
	//Add entry in activity stream
	public function onContentAfterSave($context, $article, $isNew)
	{       
		$user = JFactory::getUser();		   
	    
	    //In k2 component
	    if(JRequest::getVar('option') == JText::_('PLG_CONTENT_K2CB_COM_NAME'))
	    {
			//If edited
			if(!$isNew)
			{
				//Check for article category from edit category parameter
			
				if( in_array( $article->catid, $this->params->get('edit_article') ) )	 
			             $this->pushToCBActivity($user->id,'com_k2','edit',
			             						 JText::_('PLG_CONTENT_K2CB_EDIT_ART'),
			             						 K2HelperRoute::getItemRoute($article->id, $article->catid),$article->title,
			             						 $article->id,$article->introtext,$this->params->get('char'));   				     
			}
			else // If new
			{
				//Check for article category from add category parameter
				
				if( in_array( $article->catid, $this->params->get('add_article') ) )
			             $this->pushToCBActivity($user->id,'com_k2','add',JText::_('PLG_CONTENT_K2CB_ADD_ART'),
			             						 K2HelperRoute::getItemRoute($article->id, $article->catid),$article->title,
			             						 $article->id,$article->introtext,$this->params->get('char'));   				     
			   
			   }
		}//if
	}
	
	//Function to add activity in CB
	function pushToCBActivity($var1,$var2,$var3,$var4)
	{ 
		//load CB framework		
		global $_PLUGINS;
		if ( ( ! file_exists( JPATH_SITE . '/libraries/CBLib/CBLib/Core/CBLib.php' ) ) || ( ! file_exists( JPATH_ADMINISTRATOR . '/components/com_comprofiler/plugin.foundation.php' ) ) ) {
			echo 'CB not installed'; return;
		}
 
		include_once( JPATH_ADMINISTRATOR . '/components/com_comprofiler/plugin.foundation.php' );
 
		cbimport( 'cb.html' );
		cbimport( 'language.front' );
 
		$_PLUGINS->loadPluginGroup( 'user' );

		//push activity
		$linkHTML = '<a href="'.$act_link.'">'.$act_title.'</a>';
		//article image

		$message = '<div class="coverdiv">';
		
		//If article has image then add it to activity
		if($this->getArticleImage($articleid))
		{
		    $message .= '<div class="article-image">
		                         <a href="'.$act_link.'">
		                            <img src="'.$this->getArticleImage($articleid).'" width="'.$this->params->get('width').'px" /></a>
		                 </div>';
	    }
	    
	    //If article has introtext then add it to activity
	    if($introtext)
	    {
		   	//remove html tag from introtext
	    	$introtext  = strip_tags($introtext); 
			$introtext  = substr( $introtext,0,$no_of_char);	
	    	
	    	$message .= '<div class="article-text">'.$introtext.'</div>';
	    }
	    
	   $message .= '</div>';
	   
	   $title = $act_description.' '.$linkHTML;
		
		$var1 = $article;
		$var2 = $message;
		$var3 = $title;
		$var4 = $user->id;
		
		$_PLUGINS->trigger( 'k2_onContentAfterSave', array($var1,$var2,$var3,$var4) );

		return true;
	}
	
	//Get an image for given k2 article id
	function getArticleImage($articleid)
	{
		if (JFile::exists(JPATH_SITE.DS.'media'.DS.'k2'.DS.'items'.DS.'cache'.DS.md5("Image".$articleid).'_XS.jpg'))
		{
			$article_image = JURI::root(true).'/media/k2/items/cache/'.md5("Image".$articleid).'_XS.jpg';
		}

		if (JFile::exists(JPATH_SITE.DS.'media'.DS.'k2'.DS.'items'.DS.'cache'.DS.md5("Image".$articleid).'_S.jpg'))
		{
			$article_image = JURI::root(true).'/media/k2/items/cache/'.md5("Image".$articleid).'_S.jpg';
		}

		if (JFile::exists(JPATH_SITE.DS.'media'.DS.'k2'.DS.'items'.DS.'cache'.DS.md5("Image".$articleid).'_M.jpg'))
		{
			$article_image = JURI::root(true).'/media/k2/items/cache/'.md5("Image".$articleid).'_M.jpg';
		}

		if (JFile::exists(JPATH_SITE.DS.'media'.DS.'k2'.DS.'items'.DS.'cache'.DS.md5("Image".$articleid).'_L.jpg'))
		{
			$article_image = JURI::root(true).'/media/k2/items/cache/'.md5("Image".$articleid).'_L.jpg';
		}

		if (JFile::exists(JPATH_SITE.DS.'media'.DS.'k2'.DS.'items'.DS.'cache'.DS.md5("Image".$articleid).'_XL.jpg'))
		{
			$article_image = JURI::root(true).'/media/k2/items/cache/'.md5("Image".$articleid).'_XL.jpg';
		}

		if (JFile::exists(JPATH_SITE.DS.'media'.DS.'k2'.DS.'items'.DS.'cache'.DS.md5("Image".$articleid).'_Generic.jpg'))
		{
			$article_image = JURI::root(true).'/media/k2/items/cache/'.md5("Image".$articleid).'_Generic.jpg';
		}

		return $article_image;		
	}

	
}