CodeIgniter – REST

<?php defined('BASEPATH') OR exit('No direct script access allowed');
 
/**
 * Example
 *
 * This is an example of a few basic user interaction methods you could use
 * all done with a hardcoded array.
 *
 * @package		CodeIgniter
 * @subpackage          Rest Server
 * @category            Controller
 * @author		WisPukako
 * @link		http://www.pukakomedia.net/
*/
 
// This can be removed if you use __autoload() in config.php OR use Modular Extensions
require APPPATH.'/libraries/REST_Controller.php';
 
class Rest_Barang extends REST_Controller
{
	protected $builtInMethods;
 
	public function __construct()
	{
		parent::__construct();
		$this->__getMyMethods();
                $this->load->model('m_barang');
	}
 
	/**
	 *
	 * Analizes self methods using reflection
	 * @return Boolean
	 */
	private function __getMyMethods()
	{
		$reflection = new ReflectionClass($this);
 
		//get all methods
		$methods = $reflection->getMethods();
		$this->builtInMethods = array();
 
		//get properties for each method
		if(!empty($methods))
		{
			foreach ($methods as $method) {
				if(!empty($method->name))
				{
					$methodProp = new ReflectionMethod($this, $method->name);
 
					//saves all methods names found
					//$this->builtInMethods['all'][] = $method->name;
 
					//saves all private methods names found
					if($methodProp->isPrivate())
					{
						//$this->builtInMethods['private'][] = $method->name;
					}
 
					//saves all private methods names found
					if($methodProp->isPublic())
					{
						$this->builtInMethods['public'][] = $method->name;
 
						// gets info about the method and saves them. These info will be used for the xmlrpc server configuration.
						// (only for public methods => avoids also all the public methods starting with '_')
						if(!preg_match('/^_/', $method->name, $matches))
						{
							//consider only the methods having "_" inside their name
							if(preg_match('/_/', $method->name, $matches))
							{
								//don't consider the methods get_instance and validation_errors
								if($method->name != 'get_instance' AND $method->name != 'validation_errors')
								{
									// -method name: user_get becomes [GET] user
									$name_split = explode("_", $method->name);
									$this->builtInMethods['functions'][$method->name]['function'] = $name_split['0'].' [method: '.$name_split['1'].']';
 
									// -method DocString
									$this->builtInMethods['functions'][$method->name]['docstring'] =  $this->__extractDocString($methodProp->getDocComment());
								}
							}
						}
					}
				}
			}
		} else {
			return false;
		}
		return true;
	}
 
        /* ==========================================================================================
	 * Manipulates a DocString and returns a readable string
	 * @param String $DocComment
	 * @return Array $_tmp
	 */
	private function __extractDocString($DocComment)
	{
		$split = preg_split("/\r\n|\n|\r/", $DocComment);
		$_tmp = array();
		foreach ($split as $id => $row)
		{
			//clean up: removes useless chars like new-lines, tabs and *
			$_tmp[] = trim($row, "* /\n\t\r");
		}
		return trim(implode("\n",$_tmp));
	}
 
        /* ==========================================================================================
         * API : return all of API available in this class
         * ==========================================================================================
         */
        public function API_get()
	{
		$this->response($this->builtInMethods, 200); // 200 being the HTTP response code
	}
 
        /* ==========================================================================================
         * name     : barangsatu_get = mengambil informasi satu barang berdasarkan id
         * by       :
         * how to   :
         *  -- call function : `barangsatu/id/{id of barang}/format/{json/xml/*}
         *  -- variable : id = id dari barang yang akan dicari
         *  -- output : mengambelikan semua atribut dari barang sesuai dengan format yang diminta
         */
        function a_barang_get()
        {
            /*
             * check apakah atribut id sudah di set saat pemanggilan
             */
            if(!$this->get('id'))
            {
                    $this->response(NULL, 400);  // jika belom diset maka akan dibawa ke page not found
            }
            /*
             * jika sudah diset
             */
            else {
                /*
                 * mengambil data sesuai dengan id
                 */
                $query = $this->m_barang->get_barang_by($this->get('id'));
 
                /*
                 * jika query berhasi akan ditampilkan hasilnya
                 */
                if($query) {
                    $this->response($query, 200); // 200 being the HTTP response code
                }
 
                else {
                    $this->response(array('error' => 'User could not be found'), 404);
                }
            }
        }
 
        /* ==========================================================================================
         * name     : all_barang_get : mengambil semua informasi barang secara lengkap
         * by       :
         * how to   :
         *  -- call function : /all_barang/format/{json/xml/*}
         *  -- variable : -
         *  -- output : mengambelikan semua atribut dari barang sesuai dengan format yang diminta
         */
         function all_barang_get()
         {
             /*
              * query semu data barang dari database
              */
            $query = $this->m_barang->get_all_barang();
 
            /*
             * jika query berhasil
             */
            if($query)
            {
                $this->response($query, 200); // 200 being the HTTP response code
            }
 
            else
            {
                $this->response(array('error' => 'User could not be found'), 404);
            }
        }
}
?>

<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
// Created on Aug 26, 2011 by Damiano Venturin @ Squadra Informatica
 
class Rest_Client extends CI_Controller {
	public function __construct() 
	{
		parent::__construct();
 
		// Load the configuration file
		$this->load->config('rest');
 
		// Load the rest client
		$this->load->spark('restclient/2.0.0');		
		$this->rest->initialize(array('server' => $this->config->item('rest_server')));
		//$this->rest->initialize(array('server' => 'http://localhost/codeigniter-rest-example/index.php/rest_server/'));
	}
 
	public function index()
	{
		$data['methods_list'] = $this->displayAPI();
		$this->load->view('restDoc',$data);				
	}
 
	/**
	 * 
	 * Produces a human readable list of methods available on the server side
	 */
	public function displayAPI()
	{
		//get methods list
        $methods_html = '';
        $methods = (array) $this->rest->get('API/format/json');
 
        //show the docstring for the method
        if(count($methods['functions'])>0)
        {
        	foreach ( $methods['functions'] as  $method) {	    
				if(empty($method->docstring))
				{
					$methods_html .= '<dt>'.$method->function.'</dt><dd>No description available</dd>';
				} else {
					$methods_html .= '<dt>'.$method->function.'</dt><dd>'.$method->docstring.'</dd>';
				}
        	}	
        	$methods_html .= '</dl>';
        }
 
//		echo '<pre>';
//		print_r($methods);
//		echo '</pre>';         
 
       	return $methods_html;				
	}		
 
	/**
	 * 
	 * Access API "Barang" dari server rest
	 */
	public function getAllBarang()
	{
		echo '<pre>';
		print_r($this->rest->get('all_barang/format/json'));
		echo '</pre>';
	}
}
?>