Best Peer Review

Peer_Review.php

<?php
	public function pin(Array $params=array())
	{
		$pin="";
		$options = array();

		$ip = $_SERVER['REMOTE_ADDR'];
		
		$q = "SELECT grv.ip_address,grs.printing_pin FROM guest_room_view grv INNER JOIN guest_room_settings grs on grv.room_id=grs.guest_room_id"; 
		
		$dbo = Dbo::getInstance();
		$result = $dbo->query($this->connectionName,$q,$options);			
		$arr = pg_fetch_all($result);
		
		foreach ($arr as $a){
					
			if ($a['ip_address']==$ip){
				$pin=$a['printing_pin'];			
			}
					
		}
		echo $pin;
		
		
			
	}
?>