Introduction to MongoDB

MongoDBIntroduction.php

<?php 
if (class_exists('Mongo')){echo "MongoDB is installed<br>";}else{die(" MongoDB is not installed<br>");}
//echo extension_loaded("mongo") ? "loaded\n" : "not loaded\n";
//print_r(get_loaded_extensions());

try {
  // open connection to MongoDB server
  $conn = new Mongo('localhost');
  // access database
  $db = $conn->workout;
  // access collection
  $user_collection = $db->user;
  
  $user = array(
    	'group_access_id'	=>1,
  		'first_name' => 'Ruslan',
  		'last_name' => 'Verbelchuk',
  		'phone' => '4165550505',
  		'e-mail' => 'ruslan.verbelchuk@gmail.com',
  		'membership' => '',
  );
  try {
  	
  	//$user_collection->insert($user, array('safe' => true)); 
  	$user_collection->insert($user);
  	//To access the primary key
  	$user_id = $user['_id'];
  } catch (MongoCursorException $e) {
  		die('Error: The update does not succeed ' . $e->getMessage());
  } catch (MongoCursorTimeoutException $e) {
  		die('Error: Unable to perform the operation ' . $e->getMessage());
  }
	
  //MongoDB will automatically create a primary key (ObjectIds) for each document.
	print_r($user_id->getTimestamp());
  //access the document by the primary key
	$user_data=$user_collection->findone( array('_id'=>$user_id) );
		echo '<br>First Name: ' . $user_data['first_name'] . '<br/>';
		echo 'Last Name: ' . $user_data['last_name'] . '<br/>';
		echo 'E-mail: ' . $user_data['e-mail'] . '<br/>';
		echo '<br/>';
	//A second parameter that is an array of the fields to return:
	$user_data=$user_collection->findone( array('_id'=>$user_id), array('phone') );
	echo "<p>".print_r($user_data)."</p>";
		
		
	$user_data=$user_collection->find();
	echo $user_data->count() . ' document(s) found. <br/>';
	foreach ($user_data as $obj) {
		echo '<br>First Name: ' . $obj['first_name'] . '<br/>';
		echo 'Last Name: ' . $obj['last_name'] . '<br/>';
		echo 'E-mail: ' . $obj['e-mail'] . '<br/>';
		echo '<br/>';
	}
	//Using $set to update a few fields
	$user_collection->update(
			//array( '_id' => new MongoId('50cf7fc8b4a2b2b925000002')),
			array('_id' =>$user_id),
			array('$set'=>array('e-mail'=>'ruslan.verbelchuk@hotmail.com','phone'=>'4164440505') )
	);
	//http://www.canadapost.ca/cpotools/apps/fpc/personal/findByCity?execution=e1s1
	//Use update to add a value:
	$user_collection->update(
			array('first_name'=>'Ruslan','last_name'=>'Verbelchuk'),
			array('$set'=>array('location'=>array(
					'country'=>'CA',
					'province'=>'ON',
					'city'=>'Toronto',
					'zip_code'=>'M5M9T6',
					'street_Name'=>'Yonge',
					'street_type'=>'Str',
					'street_direction'=>'',
					'street_number'=>'1450',
					'street_type'=>'',
					'number_suffix'=>'',
					'unit_suite_apt'=>'',
					'date_time'=>'',
					)
					) )
	);
	//Append values atomically to an array:
	$user_collection->update(
			array('first_name'=>'Ruslan','last_name'=>'Verbelchuk'),
			array('$push'=>array('location'=>array(
					'country'=>'USA',
					'province'=>'NY',
					'city'=>'Rochester',
					'zip_code'=>'12345',
					'street_Name'=>'University',
					'street_type'=>'Str',
					'street_direction'=>'',
					'street_number'=>'23',
					'street_type'=>'',
					'number_suffix'=>'',
					'unit_suite_apt'=>'',
					'date_time'=>'',
			)
			) )
	);
	
  /*
    class User {}
	$user = new User();
	$user->first_name 	= 'Tom';
	$user->last_name 	= 'McLow';
	$user_collection->save($user);
   * */

	//Deleting a Document:
	//$criteria = array('_id'=> new MongoId('50cf8206b4a2b2702400000e'));
	//$criteria = array('last_name'=> 'Verbelchuk');
	//$user_collection->remove($criteria, array("justOne" => true) );
	

  // disconnect from server
  $conn->close();
} catch (MongoConnectionException $e) {
  	die('Error connecting to MongoDB server');
} catch (MongoException $e) {
 	 die('Error: ' . $e->getMessage());
}

?>