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<?php
/**
* @copyright Eric Barnes
* @link http://ericlbarnes.com/68classifieds/modules/classifieds-twitter-feeder/
*/
class twitter_events
{
	/**
	 * Set this to true to debug
	 *
	 * @var bool
	 */
	var $debug = false;
	
	// --------------------------------------------------------------------
	
	/**
	 * Register the hooks.
	 *
	 * @var array
	 */
	function twitter_events(&$modules)
	{
		$modules->register('update_order', $this, 'by_order_id');
		$modules->register('add_listing', $this, 'change_display_status');
		$modules->register('listing_modified', $this, 'change_display_status');
		$modules->register('change_display_status', $this, 'change_display_status');
	}
	
	// --------------------------------------------------------------------
	
	/**
	 * Show server info on admin/home
	 *
	 * @access	public
	 */	
	function by_order_id($id)
	{
		$Listing = Library::loadLibrary('Listings');
		$lid = $Listing->getListingByOrderID($id);
		return $this->tweet_it($lid);
	}
	
	// --------------------------------------------------------------------
	
	function change_display_status($data)
	{
		$id = $data['id'];
		if(isset($data['display']) && $data['display'] == 'Y') 
		{
			$status= $data['display'];
			return $this->tweet_it($id);
		}
		elseif(isset($data['status']) && $data['status'] == 'Y')
		{
			$status= $data['status'];
			return $this->tweet_it($id);
		}
	}
	
	function tweet_it($id)
	{
		global $db;
		
		if($this->debug)
		{
			echo 'Attempting to tweet it...<br />';
		}
		
		require(FILESYSTEM_PATH .'/modules/twitter/settings.php');
		require(FILESYSTEM_PATH .'/modules/twitter/Twitter.php');
		
		if($this->debug)
		{
			echo 'Setting up twitter class...<br />';
		}
		if($this->debug && ($user == '' || $pass == ''))
		{
			die '<font color="red">ERROR: Please set username and password in modules/twitter/settings.php</font>...<br />';
		}
		$twitter = new twitter($user,$pass);
		
		if($this->debug)
		{
			echo 'Checking if the listing is already tweeted...<br />';
		}
		$sSQL='SELECT id,title,tweeted FROM '.PREFIX.'listings WHERE id='.$id;
		$result=$db->query($sSQL);
		if($result->size()>0)
        {
			$rs=$result->fetch();
			$result->freeResult();
			$id = $rs['id'];
			if($this->debug)
			{
				echo 'Trimming Title...<br />';
			}
			
			$title = String::dot($rs['title'], 70, '...');
			
			if($this->debug)
			{
				echo 'Shortening URL...<br />';
			}
			$url = $twitter->doShortenURL(URL.'/viewlisting.php?view='.$id);
			
			$msg = 'New classified: '.$title.' '. $url;
			
			if($this->debug)
			{
				echo 'Sending Tweet...<br />';
			}
			if($rs['tweeted']==0 && $twitter->setStatus($msg)) 
			{
				if($this->debug)
				{
					echo 'CONGRATULATIONS: Tweet Sent...<br />';
				}
				$sSQL = 'UPDATE '.PREFIX.'listings SET tweeted = 1 WHERE id='.$id;
				$db->query($sSQL);
				return true;
			} 
			else 
			{
				if($this->debug)
				{
					echo '<font color="red">ERROR: TWEET NOT SENT</font>...<br />';
				}
				return false;
			}
        } 
        else
        {
        	return false;
        }
	}
}

/* End of file hooks.php */
/* Location: ./trunk/twitter/hooks.php */