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[英]Django - Ajax POST error 403 (Forbidden) and 500 (Internal Server Error)
[英]Django: Error 500 (INTERNAL SERVER ERROR) when doing ajax call
嗨,當我正在進行ajax調用時,我在控制台中得到這個:
POST http://127.0.0.1:8000/registration/check/username/ 500 (INTERNAL SERVER ERROR)
當我點擊這個鏈接時,我得到了這個:
DoesNotExist at /registration/check/username/
User matching query does not exist.
Request Method: POST
Request URL: http://127.0.0.1:8000/registration/check/username/
Django Version: 1.3
Exception Type: DoesNotExist
JQuery的:
function check_username() {
$("#id_username").change(function() {
var user = $("#id_username").val();
var status = $("#id_username").nextAll(".status").first().empty();
var checking = '<img src="/site_media/images/loader.gif" align="absmiddle"> Checking availability...';
var success = '<img src="/site_media/images/tick.gif" align="absmiddle">';
var e_length = '<p>User name have to be longer</p>';
if (user.length >= 3) {
status.append(checking);
$.ajax({
url: "/registration/check/username/",
type: "POST",
data: { username : $("#id_username").val() },
dataType: "text",
success: function(msg) {
if (msg == '1') {
status.append(success);
}
else {
status.append("This username is already in use");
}
}
});
}
else if (user.length <= 3 && user.length != 0) {
status.append(e_length);
}
else {
status;
}
});
}
HTML:
{% block main-menu %}
<div class="contentarea">
<form method="post" action="">{% csrf_token %}
<ul id="reg-form">
<li>
<label for="id_username">Username:</label>
<input id="id_username" type="text" name="username" maxlength="30" />
<div class="status"></div>
</li>
Urls.py:
...
(r'^registration/check/([\w|\W]+)/$', register_check),
...
Views.py:
@csrf_exempt
def register_check(request, variable):
if request.is_ajax():
if variable == 'username':
user = User.objects.get(username__exact = request.POST['username']);
if user:
msg = "1"
else:
msg = '0'
return HttpResponse(msg)
else:
return HttpResponse("0")
通常使用urls.py
字符串。 而不是使用
(r'^registration/check/([\w|\W]+)/$', register_check),
采用
(r'^registration/check/([\w|\W]+)/$', "register_check"),
第一個應該是您的視圖文件的路徑。
更新
據Django的1.4網站在這里 ,你需要將CSRF令牌添加到報頭中的請求。 我沒有閱讀整個代碼塊。
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