jQuery:如何读取Django视图返回的自定义对象?
这是我的jQuery:如何读取Django视图返回的自定义对象?,jquery,django,Jquery,Django,这是我的django视图 @csrf_exempt @login_required def get_playlists_for_user(request): """ gets all playlists for user """ logging.info('getting playlist for user - ' + str(request.user)) playlists = UserPlaylist.objects.get_all_playlists
django视图
@csrf_exempt
@login_required
def get_playlists_for_user(request):
"""
gets all playlists for user
"""
logging.info('getting playlist for user - ' + str(request.user))
playlists = UserPlaylist.objects.get_all_playlists_for_user(request.user)
logging.info('user=%s, playlists=%s'%(request.user, playlists))
return HttpResponse(playlists)
下面是jQuery
如何通过ajax
$.ajax({
url: '/getUserPlaylists',
success: function(response, textStatus, jqXHR){
console.log(response);
},
error: function(response, textStatus, jqXHR) {
}
});
该视图返回播放列表对象的列表
playlists=[<Playlist id:1, name:first, date_created:2012-08-05 06:28:31.954623+00:00, deleted:False>, <Playlist id:2, name:my, date_created:2012-08-06 12:47:13.023537+00:00, deleted:False>, <Playlist id:3, name:new, date_created:2012-08-06 12:48:45.708277+00:00, deleted:False>, <Playlist id:5, name:second, date_created:2012-08-06 21:19:33.050187+00:00, deleted:False>]
当我在firebug中登录它们时,我将它们视为
Playlist objectPlaylist objectPlaylist objectPlaylist object
如何在jQuery中读取这些对象?您需要以javascript可以理解的形式返回Python对象,通常是(javascript对象表示法)。因此,在您的视图中,使用django的: 在您的ajax中:
$.ajax({
url: '/getUserPlaylists',
dataType: "json",
success: function(response, textStatus, jqXHR){
for(var i = 0; i < response.length; i++ ){
var playlist = response[i]['fields'];
// Do something now with your playlist object
console.log(playlist.name);
}
},
error: function(response, textStatus, jqXHR) {
}
});
想法不错,但是
json.dumps(playlists)
不会做任何有用的事情,因为json
不知道如何序列化查询集。是的,只是注意到它是一个QS,而不是一个对象。只是要更新一下
from django.core import serializers
...
json = serializers.serialize('json', playlists)
return HttpResponse(json, mimetype="application/json")
$.ajax({
url: '/getUserPlaylists',
dataType: "json",
success: function(response, textStatus, jqXHR){
for(var i = 0; i < response.length; i++ ){
var playlist = response[i]['fields'];
// Do something now with your playlist object
console.log(playlist.name);
}
},
error: function(response, textStatus, jqXHR) {
}
});
[{ "model" : "playlist.Playlist", "pk" : 1, "fields" : { "name" : "...", ... } }]