Update REST_Controller.php (chriskacerguis#924)

Support for namespece

Author: grawerpl

application/libraries/REST_Controller.php

@@ -1,5 +1,10 @@
 <?php
 
+namespace Restserver\Libraries;
+
+use Exception;
+use stdClass;
+
 defined('BASEPATH') OR exit('No direct script access allowed');
 
 /**
@@ -407,15 +412,15 @@ public function __construct($config = 'rest')
         $this->get_local_config($config);
 
         // At present the library is bundled with REST_Controller 2.5+, but will eventually be part of CodeIgniter (no citation)
-        if(class_exists('Format'))
-        {
-            $this->format = new Format();
-        }
-        else
-        {
-            $this->load->library('Format', NULL, 'libraryFormat');
-            $this->format = $this->libraryFormat;
-        }
+        //if(class_exists('Format'))
+        //{
+        //    $this->format = new Format();
+        //}
+        //else
+        //{
+        //    $this->load->library('Format', NULL, 'libraryFormat');
+        //    $this->format = $this->libraryFormat;
+        //}
 
 
         // Determine supported output formats from configuration
@@ -505,8 +510,9 @@ public function __construct($config = 'rest')
         // Now we know all about our request, let's try and parse the body if it exists
         if ($this->request->format && $this->request->body)
         {
-            $this->request->body = $this->format->factory($this->request->body, $this->request->format)->to_array();
-            // Assign payload arguments to proper method container
+            $this->request->body = Format::factory($this->request->body, $this->request->format)->to_array();
+		    
+	    // Assign payload arguments to proper method container
             $this->{'_'.$this->request->method.'_args'} = $this->request->body;
         }
 
@@ -840,25 +846,25 @@ public function response($data = NULL, $http_code = NULL, $continue = FALSE)
         	elseif ($data !== NULL)
         	{
             	// If the format method exists, call and return the output in that format
-            	if (method_exists($this->format, 'to_' . $this->response->format))
+            	if (method_exists(Format::class, 'to_' . $this->response->format))
             	{
                 	// Set the format header
                 	$this->output->set_content_type($this->_supported_formats[$this->response->format], strtolower($this->config->item('charset')));
-                	$output = $this->format->factory($data)->{'to_' . $this->response->format}();
+                	$output = Format::factory($data)->{'to_' . $this->response->format}();
 
                 	// An array must be parsed as a string, so as not to cause an array to string error
                 	// Json is the most appropriate form for such a data type
                 	if ($this->response->format === 'array')
                 	{
-                    	$output = $this->format->factory($output)->{'to_json'}();
+                    	$output = Format::factory($output)->{'to_json'}();
                 	}
             	}
             	else
             	{
                 	// If an array or object, then parse as a json, so as to be a 'string'
                 	if (is_array($data) || is_object($data))
                 	{
-                    	$data = $this->format->factory($data)->{'to_json'}();
+                    	$data = Format::factory($data)->{'to_json'}();
                 	}
 
                 	// Format is not supported, so output the raw data as a string