Canviat mètode POST getClasses per GET getCurrentClasses

El mètode GET és més adequat per aquest tipus de peticions.

Change-Id: I6f4a233962f216c126a2327463f82e4fe55d2214
diff --git a/inc/API.php b/inc/API.php
index f1763ea..8ecfdd1 100644
--- a/inc/API.php
+++ b/inc/API.php
@@ -143,13 +143,15 @@
           self::returnError();
         break;
 
-      case 'getClasses':
-        $body = self::getJSONBody();
-        $response = Classes::handleAPIGetClasses($body);
-        if ($response === false)
+      case 'getCurrentClasses':
+        self::checkRequestMethod('GET');
+        $classes = Classes::getCurrentClasses();
+        if ($classes === false)
           self::returnError();
         else
-          self::returnPayload($response);
+          self::returnPayload([
+            'classes' => $classes
+          ]);
         break;
 
       case 'setClassState':
diff --git a/inc/Classes.php b/inc/Classes.php
index 9c21ac8..f0ebf90 100644
--- a/inc/Classes.php
+++ b/inc/Classes.php
@@ -37,26 +37,4 @@
 
     return $classes;
   }
-
-  public static function handleAPIGetClasses($body) {
-    if (!isset($body['type']))
-      return false;
-
-    $response = [];
-
-    switch ($body['type']) {
-      case 'current':
-        $classes = self::getCurrentClasses();
-        if ($classes === false)
-          return false;
-
-        $response['classes'] = $classes;
-        break;
-
-      default:
-        return false;
-    }
-
-    return $response;
-  }
 }