[英]WTforms IntegerField in fieldlist never validates using manual iteration
I have an InterField
, that validates if a number is between the values 0
and 99
. 我有一个InterField
,验证数字是否介于值0
和99
。 For some reason it never validates. 由于某种原因,它永远不会验证。 I have a feeling it is related to the FieldList
and ther way I iterate over it in the template, but can't seem to get it working. 我有一种感觉它与FieldList
和我在模板中迭代它的方式相关,但似乎无法让它工作。
The form: 表格:
class dpiaImpactAnalysisForm(Form):
severity_score = IntegerField("Severity Score"),
validators=[NumberRange(min=0, max=99, message="Please provide a valid number")]))
identifiability_score = IntegerField("Identifiability Score"),
validators=[NumberRange(min=0, max=99, message="Please provide a valid number")]))
class dpiaThreatAnalysisForm(Form):
impact = FieldList(FormField(dpiaImpactAnalysisForm), min_entries=1)
In views I append the entries dynamically as required: 在视图中,我根据需要动态追加条目:
@app.route('/dpia/analysis/<project_id>', methods=["GET", "POST"])
def analysis(project_id):
form = dpiaThreatAnalysisForm()
prim = Assets.query.filter_by(selected=True, primary=True).all()
primary_assets = list(map(vars, prim))
ev = Events.query.all()
events = list(map(vars, ev))
# add fields to the form...
for z in range(len(prim) * len(ev)):
form.impact.append_entry()
supp = Assets.query.filter_by(selected=True, primary=False).all()
supporting_assets = list(map(vars, supp))
ths = Threats.query.all()
threats = list(map(vars, ths))
# add fields to the form
for z in range(len(ths) * len(supp)):
form.likelihood.append_entry()
if form.is_submitted():
print "submitted"
if form.validate():
print "valid"
print form.errors
if form.validate_on_submit():
# This is never printed:
app.logger.info("success!!")
pprint(form.likelihood)
return redirect(url_for(next_step, project_id=project_id))
return render_template('analysis.html', form=form, threats=threats, supporting_assets=supporting_assets, primary_assets=primary_assets, events=events)
In the template I iterate over a list primary_assets
in a list events
, and add the fields per iteration: 在模板中,我迭代列表events
的列表primary_assets
,并在每次迭代时添加字段:
{% for val in events %}
{% if not counter or loop.index0 == 0 %}
{% set counter = [] %} <!-- loop hack !-->
{% endif %}
<strong>Event: {{ val.name }}</strong><br />
Jeopardizes: {{ val.jeopardizes }}<br />
{% for pa in primary_assets %}
<strong>{{ pa['name'] }}</strong><br />
{{ form.impact[counter|length].identifiability_score(placeholder='') }} <br />
{{ form.impact[counter|length].severity_score(placeholder='') }}
{{ form.impact[counter|length].hidden_tag() }}
{% if counter.append('1') %}{% endif %}
{% endfor %}
{% endfor %}
The hidden_tag()
doesn't work either. hidden_tag()
也不起作用。 Normally I iterate of the forms with with something like 通常我会使用类似的东西迭代表单
{% for impact in form.impact %}
{{ impact.form.hidden_tag() }}
# do cbg
{% endfor %}
and that works, that's why I believe it's my manual looping that spoils it... 这是有效的,这就是为什么我认为这是我的手动循环,破坏它...
EDIT 2 march, 17:26 编辑2月3日17:26
After some testing, I found that using 经过一些测试,我发现使用了
severity_score = IntegerField("Severity Score", validators=[Optional(), NumberRange( min=0, max=9999999999, message="Please provide a valid number")])
works (if I set min=50
I get an error when inserting a number below 50), however, the CSRF is still not getting passed. 工作(如果我设置min=50
我在插入低于50的数字时会收到错误),但是,CSRF仍未通过。
{{ form.impact[counter|length].hidden_tag() }}
or {{ form.impact[counter|length].form.hidden_tag() }}
both don't work :( {{ form.impact[counter|length].hidden_tag() }}
或{{ form.impact[counter|length].form.hidden_tag() }}
都不起作用:(
I'm getting: {'impact': [{'csrf_token': ['CSRF token missing']}, {'csrf_token': ['CSRF token missing']}]}
我得到: {'impact': [{'csrf_token': ['CSRF token missing']}, {'csrf_token': ['CSRF token missing']}]}
EDIT 18:22 编辑18:22
It seems that this: Form validation fails due missing CSRF is the solution. 看起来这样: 表单验证失败,因为缺少CSRF是解决方案。 Investigating... 调查...
This: Form validation fails due missing CSRF is the solution. 这: 表单验证失败,因为缺少CSRF是解决方案。
In previous versions this wasn't needed, and after an installation of a new extension pip updated flask-wtf as well... 在以前的版本中,这不是必需的,并且在安装新的扩展点之后更新了flask-wtf ...
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