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import re
from datetime import date
from django import forms
from models import *
from const import *
class TitleField(forms.CharField):
def __init__(self, *args, **kwargs):
super(TitleField, self).__init__(*args, **kwargs)
self.required = True
self.widget = forms.TextInput(attrs={'size' : 70, 'autocomplete' : 'off'})
self.max_length = 255
self.label = u'标题'
self.help_text = u'请输入对问题具有描述性质的标题 - “帮忙！紧急求助！”不是建议的提问方式。'
self.initial = ''
def clean(self, value):
if len(value) < 10:
raise forms.ValidationError(u"标题的长度必须大于10")
return value
class EditorField(forms.CharField):
def __init__(self, *args, **kwargs):
super(EditorField, self).__init__(*args, **kwargs)
self.required = True
self.widget = forms.Textarea(attrs={'id':'editor'})
self.label = u'内容'
self.help_text = u''
self.initial = ''
def clean(self, value):
if len(value) < 10:
raise forms.ValidationError(u"内容至少要10个字符")
return value
class TagNamesField(forms.CharField):
def __init__(self, *args, **kwargs):
super(TagNamesField, self).__init__(*args, **kwargs)
self.required = True
self.widget = forms.TextInput(attrs={'size' : 50, 'autocomplete' : 'off'})
self.max_length = 255
self.label = u'标签'
self.help_text = u'多个标签请用空格间隔-最多5个标签。（优先使用自动匹配的英文标签。）'
self.initial = ''
def clean(self, value):
value = super(TagNamesField, self).clean(value)
data = value.strip()
if len(data) < 1:
raise forms.ValidationError(u'标签不能为空')
list = data.split(' ')
list_temp = []
if len(list) > 5:
raise forms.ValidationError(u'最多只能有5个标签')
for tag in list:
if len(tag) > 20:
raise forms.ValidationError(u'每个标签的长度不超过20')
#TODO: regex match not allowed characters here
if tag.find('/') > -1 or tag.find('\\') > -1 or tag.find('<') > -1 or tag.find('>') > -1 or tag.find('&') > -1 or tag.find('\'') > -1 or tag.find('"') > -1:
#if not tagname_re.match(tag):
raise forms.ValidationError(u'标签请使用英文字母，中文或者数字字符串（. - _ # 也可以）')
# only keep one same tag
if tag not in list_temp and len(tag.strip()) > 0:
list_temp.append(tag)
return u' '.join(list_temp)
class WikiField(forms.BooleanField):
def __init__(self, *args, **kwargs):
super(WikiField, self).__init__(*args, **kwargs)
self.required = False
self.label = u'社区wiki模式'
self.help_text = u'选择社区wiki模式，问答不计算积分，签名也不显示作者信息'
class SummaryField(forms.CharField):
def __init__(self, *args, **kwargs):
super(SummaryField, self).__init__(*args, **kwargs)
self.required = False
self.widget = forms.TextInput(attrs={'size' : 50, 'autocomplete' : 'off'})
self.max_length = 300
self.label = u'更新概要：'
self.help_text = u'输入本次修改的简单概述（如：修改了别字，修正了语法，改进了样式等。非必填项。）'
class AskForm(forms.Form):
title = TitleField()
text = EditorField()
tags = TagNamesField()
wiki = WikiField()
openid = forms.CharField(required=False, max_length=255, widget=forms.TextInput(attrs={'size' : 40, 'class':'openid-input'}))
user = forms.CharField(required=False, max_length=255, widget=forms.TextInput(attrs={'size' : 35}))
email = forms.CharField(required=False, max_length=255, widget=forms.TextInput(attrs={'size' : 35}))
class AnswerForm(forms.Form):
text = EditorField()
wiki = WikiField()
openid = forms.CharField(required=False, max_length=255, widget=forms.TextInput(attrs={'size' : 40, 'class':'openid-input'}))
user = forms.CharField(required=False, max_length=255, widget=forms.TextInput(attrs={'size' : 35}))
email = forms.CharField(required=False, max_length=255, widget=forms.TextInput(attrs={'size' : 35}))
def __init__(self, question, *args, **kwargs):
super(AnswerForm, self).__init__(*args, **kwargs)
if question.wiki:
self.fields['wiki'].initial = True
class CloseForm(forms.Form):
reason = forms.ChoiceField(choices=CLOSE_REASONS)
class RetagQuestionForm(forms.Form):
tags = TagNamesField()
# initialize the default values
def __init__(self, question, *args, **kwargs):
super(RetagQuestionForm, self).__init__(*args, **kwargs)
self.fields['tags'].initial = question.tagnames
class RevisionForm(forms.Form):
"""
Lists revisions of a Question or Answer
"""
revision = forms.ChoiceField(widget=forms.Select(attrs={'style' : 'width:520px'}))
def __init__(self, post, latest_revision, *args, **kwargs):
super(RevisionForm, self).__init__(*args, **kwargs)
revisions = post.revisions.all().values_list(
'revision', 'author__username', 'revised_at', 'summary')
date_format = '%c'
self.fields['revision'].choices = [
(r[0], u'%s - %s (%s) %s' % (r[0], r[1], r[2].strftime(date_format), r[3]))
for r in revisions]
self.fields['revision'].initial = latest_revision.revision
class EditQuestionForm(forms.Form):
title = TitleField()
text = EditorField()
tags = TagNamesField()
summary = SummaryField()
def __init__(self, question, revision, *args, **kwargs):
super(EditQuestionForm, self).__init__(*args, **kwargs)
self.fields['title'].initial = revision.title
self.fields['text'].initial = revision.text
self.fields['tags'].initial = revision.tagnames
# Once wiki mode is enabled, it can't be disabled
if not question.wiki:
self.fields['wiki'] = WikiField()
class EditAnswerForm(forms.Form):
text = EditorField()
summary = SummaryField()
def __init__(self, answer, revision, *args, **kwargs):
super(EditAnswerForm, self).__init__(*args, **kwargs)
self.fields['text'].initial = revision.text
class EditUserForm(forms.Form):
email = forms.EmailField(label=u'Email', help_text=u'不会公开，用于头像显示服务', required=False, max_length=255, widget=forms.TextInput(attrs={'size' : 35}))
realname = forms.CharField(label=u'真实姓名', required=False, max_length=255, widget=forms.TextInput(attrs={'size' : 35}))
website = forms.URLField(label=u'个人网站', required=False, max_length=255, widget=forms.TextInput(attrs={'size' : 35}))
city = forms.CharField(label=u'城市', required=False, max_length=255, widget=forms.TextInput(attrs={'size' : 35}))
birthday = forms.DateField(label=u'生日', help_text=u'不会公开，只会显示您的年龄，格式为：YYYY-MM-DD', required=True, widget=forms.TextInput(attrs={'size' : 35}))
about = forms.CharField(label=u'个人简介', required=False, widget=forms.Textarea(attrs={'cols' : 60}))
def __init__(self, user, *args, **kwargs):
super(EditUserForm, self).__init__(*args, **kwargs)
self.fields['email'].initial = user.email
self.fields['realname'].initial = user.real_name
self.fields['website'].initial = user.website
self.fields['city'].initial = user.location
if user.date_of_birth is not None:
self.fields['birthday'].initial = user.date_of_birth.date()
else:
self.fields['birthday'].initial = '1990-01-01'
self.fields['about'].initial = user.about
self.user = user
def clean_email(self):
"""For security reason one unique email in database"""
if self.user.email != self.cleaned_data['email']:
if 'email' in self.cleaned_data:
try:
user = User.objects.get(email = self.cleaned_data['email'])
except User.DoesNotExist:
return self.cleaned_data['email']
except User.MultipleObjectsReturned:
raise forms.ValidationError(u'该电子邮件已被注册，请选择另一个再试。')
raise forms.ValidationError("该电子邮件帐号已被注册，请选择另一个再试。")
else:
return self.cleaned_data['email']
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