Mongo

PHP

Basic PHP Mongo OO Example

Used from http://techportal.inviqa.com/2010/11/30/using-mongodb-in-php-applications/

//index.php
<?php

	require_once("gameClass.php");
	
	$m = new Mongo("localhost");
	$gamePeer = new GamePeer($m->selectDb("games"));
	
	
	$id = new MongoId("511a6286d0eff4ff64000000");
	foreach ($gamePeer->fetchById($id) as $game)
	{
		print_r($game);
	}
?>

//gameClass.php
<?php

	class Game
	{
		private $gameId;
		private $gameTitle;
		
		//gameId is a mongoId type
		public function Game($opts = Array())
		{
			//existing game
			if(isset($opts['gameId']))
			{
				$this->gameId = $opts['gameId'];
			}
		}
		
		public function getGameId()
		{
			return $this->gameId;
		}
		public function setGameId($gameId)
		{
			$this->gameId = $gameId;
		}
		
		public function getGameTitle()
		{
			return $this->gameTitle;
		}
		public function setGameTitle($gameTitle)
		{
			$this->gameTitle = $gameTitle;
		}
		
		
	}
	
	class GamePeer
	{
		const COLLECTION = 'games';
	   const ID_FIELD = 'title';
	   const DB_ID_FIELD = '_id';
	 
	   private $db;
	   private $coll;
	 
	   public function __construct(MongoDb $db)
	   {
	   	$this->db = $db;
	   }
	   
		private function getCollection()
		{
			// if the collection is not already cached
			if (empty($this->collection)) 
			{
				// selects the collection if it exists
				$this->collection = $this->db->selectCollection(self::COLLECTION);
				 
				// or creates a new one if it doesn't
				if (empty($this->collection)) 
				{
					$this->collection = $this->db->createCollection(self::COLLECTION);
				}
			}
		 
			return $this->collection;
		}
		
		public function fetchAll()
	   {
	      // perform a find with a blank query
		   return $this->getCollection()->find();
	   }
	   
	   public function fetchById($id)
	   {
	   	$crit = Array('_id' => $id);
	   	
	   	$result = $this->getCollection()->findOne($crit);
	   	
	   	if($result)
	   	{
	   		return $result;
	   	}
	   }
}
?>