【发布时间】:2013-06-27 22:42:26
【问题描述】:
我正在尝试使用 django 表单库创建一个表单,但是在查看由表单填充的模型时,这些值是无序的..没有明显的原因。
这是我的看法:
def reoccurring_view(request):
if request.method == 'POST':
form = ReoccurringForm(request.POST)
counter = 0
if form.is_valid():
for key, value in request.POST.iteritems():
counter += 1
if value is not None:
day = itemize(value, counter)
add = Reoccurring(day.Day, day.N, day.S, day.E)
add.save()
else:
form = ReoccurringForm()
return render(request, 'Reoccurring.html', {'form': form})
这是我的模板:
<form action="" method="post">
<table>
{{ form.as_table }}
</table>
{% csrf_token %}
<input class="btn btn-primary" style="float: left;" type="submit" value="Submit">
</form>
这是生成的html表单(注意是按顺序排列的):
Monday:
Tuesday:
Wednesday:
Thursday:
Friday:
Saturday:
Sunday:
这是我的表单类:
class ReoccurringForm(forms.Form):
monday = forms.CharField(required=False)
tuesday = forms.CharField(required=False)
wednesday = forms.CharField(required=False)
thursday = forms.CharField(required=False)
friday = forms.CharField(required=False)
saturday = forms.CharField(required=False)
sunday = forms.CharField(required=False)
这里是通过管理员生成的填充模型:
1 [u'monday'] [u'06:00 p.m.'] [u'07:30 p.m.']
2 [u'tuesday'] [u'06:00 p.m.'] [u'07:30 p.m.']
3 [u'friday'] [u'06:00 p.m.'] [u'07:30 p.m.']
4 [u'wednesday'] [u'08:30 a.m.'] [u'09:30 a.m.']
5 [u'thursday'] [u'06:00 p.m.'] [u'07:30 p.m.']
6 [u'sunday'] [u'06:00 p.m.'] [u'07:30 p.m.']
7 [] [] []
8 [u'saturday'] [u'06:00 p.m.'] [u'07:30 p.m.']
如您所见...它们出现故障,还有一个不应该存在的额外位置..这是一个错误吗?(编辑:csrf 令牌也被传递到 dict 中,很容易被忽略)但顺序仍然是个谜!
谢谢!
编辑:经过进一步调查,我决定输出 dict 本身并查看它是否损坏,但不知道为什么):
> <QueryDict: {u'monday': [u'monday, 06:00 p.m. to 07:30 p.m.'],
> u'tuesday': [u'tuesday, 06:00 p.m. to 07:30 p.m.'], u'friday':
> [u'friday, 06:00 p.m. to 07:30 p.m.'], u'wednesday': [u''],
> u'thursday': [u'thursday, 06:00 p.m. to 07:30 p.m.'], u'sunday':
> [u'sunday, 06:00 p.m. to 07:30 p.m.'], u'csrfmiddlewaretoken':
> [u'AcxRjdNeTFwij7vwtdplZPy2SRlwrnzl'], u'saturday': [u'saturday, 06:00
> p.m. to 07:30 p.m.']}>
我什至尝试明确设置字段的顺序:
def __init__(self, *args, **kwargs):
super(ReoccurringForm, self).__init__(*args, **kwargs)
self.fields.keyOrder = [
'monday',
'tuesday',
'wednesday',
'thursday',
'friday',
'saturday',
'sunday']
但这没有任何区别......似乎排序是正确的,但是将数据处理到 POST dict 中的过程有点搞砸了,任何见解都将不胜感激!
【问题讨论】:
-
当表单被渲染或者你正在转储 QueryDict 时,该顺序是错误的?
-
呈现的形式在原始问题中一直是正确的,我指定并注意到呈现的顺序是正确的。只是 POST 转储不正确。
标签: python django forms http post