From c1cff6b4f451552ede0a351e43699c53dfe157df Mon Sep 17 00:00:00 2001
From: schneefux <schneefux+commit@schneefux.xyz>
Date: Sat, 15 Mar 2014 16:44:01 +0100
Subject: benutze jQuery für Ajax-Requests
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---
 js/index.js | 55 ++++++++++++++++++++++---------------------------------
 1 file changed, 22 insertions(+), 33 deletions(-)

diff --git a/js/index.js b/js/index.js
index 66b6d4e..53e905b 100644
--- a/js/index.js
+++ b/js/index.js
@@ -17,22 +17,18 @@
 */
 
 function get_overview(){
-    var req = new XMLHttpRequest();
+    var request = $.ajax({
+        type: "GET",
+        url: "http://***REMOVED***/moodle/course/view.php?id=2"
+    });
 
-    req.onreadystatechange = function(){
-        if(req.readyState == 4){
-            if(req.status == 200 || window.location.href.indexOf("http") != -1){
-                console.log('Übersichts-Request erfolgreich');
-                return 1;
-            }else{
-                console.log('Etwas ist schiefgelaufen :(');
-                return;
-            }
-        }
-    }
+    request.done(function(msg){
+        console.log('Übersichts-Request erfolgreich');
+    });
 
-    req.open("GET", "http://***REMOVED***/moodle/course/view.php?id=2", true);
-    req.send();
+    request.fail(function(jqXHR, msg){
+        alert("Etwas ist schiefgelaufen: " + textStatus);
+    });
 }
 
 function login(){
@@ -42,30 +38,23 @@ function login(){
         theme: "b",
     });
 
-    var req = new XMLHttpRequest();
-
     var username = encodeURIComponent($("#username").value);
     var password = encodeURIComponent($("#password").value);
     var params = "username=" + username + "&password=" + password;
 
-    req.onreadystatechange = function(){
-        if(req.readyState == 4){
-            if(req.status == 0){
-                console.log("Es fehlt die Berechtigung, um auf den Server zuzugreifen.");
-                return;
-            }else if(req.status != 200 && window.location.href.indexOf("http") != -1){
-                console.log("Etwas ist schiefgelaufen :(");
-                return;
-            }else{
-                console.log('Login-Request erfolgreich');
-                get_overview();
-            }
-        }
-    }
+    var request = $.ajax({
+        type: "POST",
+        url: "https://***REMOVED***/moodle/login/index.php",
+        data: {username: username, password: password}
+    });
+    request.done(function(msg){
+        console.log('Login-Request erfolgreich');
+        get_overview();
+    });
 
-    req.open("POST", "https://***REMOVED***/moodle/login/index.php", true);
-    req.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
-    req.send(params);
+    request.fail(function(jqXHR, textStatus){
+        alert("Etwas ist schiefgelaufen: " + textStatus);
+    });
 }
 
 var app = {
-- 
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