An extremely simple authy PHP implementation

authy.lib.php

<?PHP
	Class Authy {
		// API key
		private static $api_key = '';
		
		// Production
		// private static $api_url = 'https://api.authy.com/protected/json/';

		// Sandbox
		private static $api_url = 'http://sandbox-api.authy.com/protected/json/';

		// Show debug messages?
		private static $debug   = 1;

		public static function verifyUser( $data ) {

			/*
			 *	$data should be:
			 *	Array (
			 *		'token' => '0000000',
			 *		'id' => '95'
			 *	)
			 */

			$url = self::$api_url . 'verify/' . $data[ 'token' ] . '/' . $data[ 'id' ] . '?api_key=' . self::$api_key;

			if( self::$debug ) {
				print '<pre>';
				print_r( $url );
				print '</pre>';
			}

			// Open connection
			$ch = curl_init();

			// Set the url
			curl_setopt( $ch, CURLOPT_URL, $url );
			curl_setopt( $ch, CURLOPT_RETURNTRANSFER, 1 );

			// Execute cUrl
			$result = curl_exec( $ch );

			if( self::$debug ) {
				print '<pre>';
				print_r( $result );
				print '</pre>';
			}

			$result = json_decode( $result );
			$result = $result->token;

			if( $result == 'is valid' ) {
				$result = true;
			} else {
				$result = false;
			}

			return $result;
		}

		public static function newUser( $data ) {
			/*
			 *	$data should be:
			 *	Array(
			 *		'user[email]' => 'mail@domain.ext',
			 *		'user[cellphone]' => '0123456789 (without country code)',
			 *		'user[country_code]' => '31'
			 *	)
			 */
			$data[ 'api_key' ] = self::$api_key;

			$url = self::$api_url . 'users/new';

			// Url-ify the data for the POST
			foreach( $data as $key => $value ) {
				$data_string .= $key.'='.$value.'&';
			}
			rtrim($data_string, '&');

			if( self::$debug ) {
				print '<pre>';
				print_r( $data );
				print '</pre>';

				print '<pre>';
				print_r( $data_string );
				print '</pre>';
			}

			// Open connection
			$ch = curl_init();

			// Set the url, number of POST vars, POST data
			curl_setopt( $ch, CURLOPT_URL, $url );
			curl_setopt( $ch, CURLOPT_RETURNTRANSFER, 1 );
			curl_setopt( $ch, CURLOPT_POST, count( $data ) );
			curl_setopt( $ch, CURLOPT_POSTFIELDS, $data_string );

			// Execute post
			$result = curl_exec( $ch );

			if( self::$debug ) {
				print '<pre>';
				print_r( $result );
				print '</pre>';
			}

			// Returns the token ID
			$result = json_decode( $result );
			$result = $result->user->id;
			return $result;
		}
	}
?>