Return A php array as result by default instead of json format.

README.md

@@ -37,21 +37,21 @@ var_dump($country);
 
 // For more precision
 $city = $this->geolocation->get_city();
-var_dump($city);
-
-// Display error
-if(FALSE === $city)
+if($city === FALSE)
     var_dump($this->geolocation->get_error());
+else
+    var_dump($city);
 ```
 
 # Additional parameters
 
 You can change the result format within the config file,
+or leave it empty to return a PHP Array
 
 Open `application/config/geolocation.php` :
 
 ```php
-$config['format'] = 'json'; // available format : xml|raw|json
+$config['format'] = 'json'; // available format : xml|raw|json  or empty for php array
 ```
 
 # IpInfoDb API :

application/config/geolocation.php

@@ -31,14 +31,16 @@
 | The API KEY : You can get yours from here http://ipinfodb.com/register.php
 |
 */
-$config['api_key'] = 'YOUR_API_KEY';
+$config['api_key'] = 'YOUR_API_KEY_HERE';
 
 /*
 |--------------------------------------------------------------------------
 | FORMAT
 |--------------------------------------------------------------------------
 |
-| The default format is JSON, but you can change it to XML or RAW format
+| The default format is a php array, but you can change it to XML, JSON or RAW format
+|
+| $config['format'] = ''; Returns a PHP array
 |
 | $config['format'] = 'json';
 |
@@ -47,4 +49,4 @@
 | $config['format'] = 'raw';
 |
 */
-$config['format'] = 'json';
+$config['format'] = '';

application/libraries/Geolocation.php

@@ -74,11 +74,11 @@ class Geolocation
     private $ip_address = '';
 
     /**
-     * Returned format
+     * Returned format, Leave it blank to return a PHP Array
      *
      * @var string
      */
-    private $format = 'json';
+    private $format = '';
 
     /**
      * Initialize the Geolocation library
@@ -123,7 +123,7 @@ public function initialize($params = array())
      *
      * @return Geolocation library
      */
-    public function set_key($api_key)
+    public function set_api_key($api_key)
     {
         $this->api_key = $api_key;
 
@@ -205,24 +205,28 @@ private function locate($type)
             return false;
         }
 
+        $as_array = empty($this->format);
+        $this->format = $as_array ? 'json' : $this->format;
+
         $url = $this->api
             . $this->api_version . '/'
             . $type . '/'
             . '?key=' . $this->api_key
             . '&ip=' . $this->ip_address
             . '&format=' . $this->format;
 
-        return $this->get_result($url);
+        return $this->get_result($url, $as_array);
     }
 
     /**
      * Locate the IP Address and return the data
      *
      * @param $url string
+     * @param bool $as_array
      *
      * @return bool|string
      */
-    private function get_result($url){
+    private function get_result($url, $as_array = FALSE){
         $data = @file_get_contents($url);
 
         switch($this->format){
@@ -248,7 +252,7 @@ private function get_result($url){
             return FALSE;
         }
 
-        return $data;
+        return $as_array ? (array) $result : $data;
     }
 }