我已经看过这个(django variable of one view to another from session),但是我认为期望的结果是完全不同的。
我的views.py文件中有两个视图:projectcreation和projectconfirm。在用户在projectcreation视图中填写表单之后,我希望将它们定向到确认页面,该页面提供了变量的只读视图,然后再进行项目创建。
我的views.py文件看起来像这样:
from django.shortcuts import render
from django.http import HttpResponse
from .projectform import ProjectForm
from .projectconfirm import ProjectConfirm
def projectcreation(request):
if request.method == 'POST':
form = ProjectForm(request.POST)
if form.is_valid():
request.session['projectname'] = form.cleaned_data['client'] + "-" + form.cleaned_data['stage'] + "-" + form.cleaned_data['purpose']
request.session['computeapi'] = form.cleaned_data['computeapi']
request.session['deploymentmanapi'] = form.cleaned_data['deploymentmanapi']
request.session['storagecompapi'] = form.cleaned_data['storagecompapi']
request.session['monitorapi'] = form.cleaned_data['monitorapi']
request.session['loggingapi'] = form.cleaned_data['loggingapi']
return render(request,'projectconfirm.html')
else:
form = ProjectForm()
return render(request, 'projectform.html', {'form': form})
def projectconfirm(request):
if request.method =='POST':
print("Now beginning deployment...")
else:
form = ProjectConfirm()
return render(request, 'projectconfirm.html', {'form': form})
我目前面临的问题,而且还不能理解,是如何在projectconfirm.py脚本中加载会话变量。我认为类似以下内容的方法会起作用,但它抱怨“请求”是未定义的变量:
from django import forms
from django.shortcuts import render
from crispy_forms.helper import FormHelper
from crispy_forms.layout import Layout, Submit, Row, Column, Field, Fieldset
class ProjectConfirm(forms.Form):
name = forms.CharField(widget=forms.TextInput(attrs={'placeholder': request.session['projectname']}))
computeapi = forms.CharField(widget=forms.TextInput(attrs={'placeholder': request.session['computeapi']}))
deploymentmanapi = forms.CharField(widget=forms.TextInput(attrs={'placeholder': request.session['deploymentmanapi']}))
storagecompapi = forms.CharField(widget=forms.TextInput(attrs={'placeholder': request.session['storagecompapi']}))
monitorapi = forms.CharField(widget=forms.TextInput(attrs={'placeholder': request.session['monitorapi']}))
loggingapi = forms.CharField(widget=forms.TextInput(attrs={'placeholder': request.session['loggingapi']}))
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.helper = FormHelper()
self.helper.layout = Layout(
Fieldset(
'Project Name',
Row(
Column('name', css_class='form-group col-md-4 mb-0', readonly=True),
)
),
Fieldset(
'APIs To Enable',
Row(
Column('computeapi', css_class='form-group col-md-4 mb-0', readonly=True),
Column('deploymentmanapi', css_class='form-group col-md-4 mb-0', readonly=True),
Column('storagecompapi', css_class='form-group col-md-4 mb-0', readonly=True),
Column('monitorapi', css_class='form-group col-md-4 mb-0', readonly=True),
Column('loggingapi', css_class='form-group col-md-4 mb-0', readonly=True)
)
),
Submit('Deploy', 'Deploy', css_class='btn-success')
)
在表格request
的构造函数中可以通过以下方式获得:
**kwargs
,因此:# in your view:
form = ProjectConfirm(request=request)
# in ProjectConfirm.__init__
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
request = kwargs.get("request")
# ... and then define your widgets inside your __init__
self.fields['name'].widget.attrs['placeholder'] = request.session["projectname"]
# etc
class YourView(FormView):
def get_form_class(self):
request = self.request
class ProjectConfirm(forms.Form):
# your existing form definition
return ProjectConfirm
让我知道是否对您有帮助。