fixed chriskacerguis#371

Author: Chris Kacerguis

application/libraries/Format.php

@@ -131,7 +131,7 @@ public function to_xml($data = null, $structure = null, $basenode = 'xml')
 			{
 				$attributes = $value;
 				if (is_object($attributes)) $attributes = get_object_vars($attributes);
-				
+
 				foreach ($attributes as $attributeName => $attributeValue)
 				{
 					$structure->addAttribute($attributeName, $attributeValue);
@@ -213,7 +213,7 @@ public function to_csv()
                 throw new Exception('Format class does not support multi-dimensional arrays');
             } else {
                 $row    = str_replace('"', '""', $row); // Escape dbl quotes per RFC 4180
-                $output .= '"'.implode('","', $row).'"'.PHP_EOL;                
+                $output .= '"'.implode('","', $row).'"'.PHP_EOL;
             }
 
 		}
@@ -228,12 +228,12 @@ public function to_json()
 		if ($callback === '')
 		{
             return json_encode($this->_data);
-            
+
             /* Had to take out this code, it doesn't work on Objects.
             $str = $this->_data;
-            array_walk_recursive($str, function(&$item, $key) 
+            array_walk_recursive($str, function(&$item, $key)
             {
-                if(!mb_detect_encoding($item, 'utf-8', true)) 
+                if(!mb_detect_encoding($item, 'utf-8', true))
                 {
                     $item = utf8_encode($item);
                 }
@@ -311,6 +311,13 @@ private function _from_serialize($string)
 		return unserialize(trim($string));
 	}
 
+	// If you provide text/plain value on the Content-type header on a request
+	// just return the string
+	private function _from_php($string)
+	{
+		return trim($string)
+	}
+
 }
 
 /* End of file format.php */