DJANGO里让用户自助修改密码

{% extends "Prism/index.html" %}
{% load staticfiles %}

{% block title %} 修改密码 {% endblock %}

{% block heading %}

{% endblock %}

{% block content %}
<div class="tm-middle">
<div class="uk-container uk-container-center">
<h3 class="tm-article-subtitle uk-margin-top">
修改密码
</h3>
<hr class="uk-grid-divider">

<div class="uk-panel uk-panel-box uk-container-center uk-width-1-3">
<h3 class="uk-panel-title"><i class="uk-icon-user"></i>修改密码</h3>

<div class="uk-grid">
<div >
{% if changepwd_success %}
<div class="uk-alert">密码更改成功，请用新的密码登陆！</div>
{% endif%}
<form class="uk-form uk-form-horizontal uk-margin-top" action="" method="post">
{% csrf_token %}

<div class="uk-form-row">
<div class="uk-form-label">
{{ form.oldpassword.label_tag }}
{% for error in form.oldpassword.errors %}
<span class="uk-badge uk-badge-danger">{{ error }}</span>
{% endfor %}
{% if oldpassword_is_wrong %}
<span class="uk-badge uk-badge-danger">
原密码不正确
</span>
{% endif %}
</div>
<div class="uk-form-control">
{{ form.oldpassword }}
</div>
</div>
<div class="uk-form-row">
<div class="uk-form-label">
{{ form.newpassword1.label_tag }}
{% for error in form.newpassword1.errors %}
<span class="uk-badge uk-badge-danger">{{ error }}</span>
{% endfor %}
</div>
<div class="uk-form-control">
{{ form.newpassword1 }}
</div>
</div>
<div class="uk-form-row">
<div class="uk-form-label">
{{ form.newpassword2.label_tag }}
{% for error in form.newpassword2.errors %}
<span class="uk-badge uk-badge-danger">{{ error }}</span>
{% endfor %}
</div>
<div class="uk-form-control">
{{ form.newpassword2 }}
</div>
</div>
<div class="uk-form-row">
<input type="submit" value="确认修改" class="uk-button uk-button-primary">
</div>
</form>
</div>
</div>
</div>

</div>
</div>
{% endblock %}

class ChangepwdForm(forms.Form):
oldpassword = forms.CharField(
required=True,
label=u"原密码",
error_messages={'required': u'请输入原密码'},
widget=forms.PasswordInput(
attrs={
'placeholder': u"原密码",
'rows': 1,
}
),
)
newpassword1 = forms.CharField(
required=True,
label=u"新密码",
error_messages={'required': u'请输入新密码'},
widget=forms.PasswordInput(
attrs={
'placeholder': u"新密码",
'rows': 1,
}
),
)
newpassword2 = forms.CharField(
required=True,
label=u"确认密码",
error_messages={'required': u'请再次输入新密码'},
widget=forms.PasswordInput(
attrs={
'placeholder': u"确认密码",
'rows': 1,
}
),
)

def clean(self):
if not self.is_valid():
raise forms.ValidationError(u"所有项都为必填项")
elif self.cleaned_data['newpassword1'] <> self.cleaned_data['newpassword2']:
raise forms.ValidationError(u"两次输入的新密码不一样")
else:
cleaned_data = super(ChangepwdForm, self).clean()
return cleaned_data

def changepwd(request):
if request.method == 'GET':
form = ChangepwdForm()
return render_to_response('changepwd.html', RequestContext(request, {'form': form, }))
else:
form = ChangepwdForm(request.POST)
if form.is_valid():
username = request.user.username
oldpassword = request.POST.get('oldpassword', '')
user = authenticate(username=username, password=oldpassword)
if user is not None and user.is_active:
newpassword = request.POST.get('newpassword1', '')
user.set_password(newpassword)
user.save()
return render_to_response('changepwd.html', RequestContext(request, {'changepwd_success': True}))
else:
return render_to_response('changepwd.html', RequestContext(request, {'form': form, 'oldpassword_is_wrong': True}))
else:
return render_to_response('changepwd.html', RequestContext(request, {'form': form, }))

url(r'^accounts/changepwd/$', login_required(changepwd), name="changepwd"),
url(r'^accounts/changeemail/$', login_required(changeemail), name="changeemail"),