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我有一个管理员表单允许和最终用户添加测验,并且测验有答案。当您编辑测验时,测验答案部分有4行测验答案。前3个编号为0,1,2,第四个编号为__prefix__
。Django Inline Admin Formset额外条目有前缀而不是数字
例子:
<input name="quizanswer_set-0-text" value="one" class="vTextField" maxlength="255" type="text" id="id_quizanswer_set-0-text" />
<input id="id_quizanswer_set-__prefix__-text" type="text" class="vTextField" name="quizanswer_set-__prefix__-text" maxlength="255" />
当表单处理,它会跳过第四输入,因为,我假设,前缀是不是它正在寻找。
模板代码:
{% for inline_admin_form in inline_admin_formset %}
{{ inline_admin_form.pk_field.field }} {{ inline_admin_form.fk_field.field }}
形式:
class QuizAnswerInlineFormSet(forms.models.BaseInlineFormSet):
def is_valid(self):
# make sure errors are populated
_ = self.errors
return super(QuizAnswerInlineFormSet, self).is_valid()
def clean(self):
super(QuizAnswerInlineFormSet, self).clean()
answer_count = 0
correct_count = 0
for form in self.forms:
if not hasattr(form, 'cleaned_data'):
continue
if not form.cleaned_data:
continue
if not form.is_valid():
continue
if form.cleaned_data[forms.formsets.DELETION_FIELD_NAME]:
continue
answer_count += 1
if form.cleaned_data.get("is_correct", False):
correct_count += 1
if answer_count < 2:
raise ValidationError("Questions must have at least 2 answers")
if correct_count != 1:
raise ValidationError("There must be exactly one correct answer")
没有人有为什么会被打印__PREFIX__
,而不是数量的想法?有什么我需要为此设置?我本来没有制作表格,我只是想解决这个问题,而且我不太熟悉这种形式。