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import re
from datetime import date
from django import forms
from models import *
from const import *
from django.utils.translation import ugettext as _
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 = _('title')
self.help_text = _('please enter a descriptive title for your question')
self.initial = ''
def clean(self, value):
if len(value) < 10:
raise forms.ValidationError(_('title must be > 10 characters'))
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 = _('content')
self.help_text = u''
self.initial = ''
def clean(self, value):
if len(value) < 10:
raise forms.ValidationError(_('question content must be > 10 characters'))
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 = _('tags')
self.help_text = _('please use space to separate tags (this enables autocomplete feature)')
self.initial = ''
def clean(self, value):
value = super(TagNamesField, self).clean(value)
data = value.strip()
if len(data) < 1:
raise forms.ValidationError(_('tags are required'))
list = data.split(' ')
list_temp = []
if len(list) > 5:
raise forms.ValidationError(_('please use 5 tags or less'))
for tag in list:
if len(tag) > 20:
raise forms.ValidationError(_('tags must be shorter than 20 characters'))
#take tag regex from settings
tagname_re = re.compile(r'[a-z0-9]+')
if not tagname_re.match(tag):
raise forms.ValidationError(_('please use following characters in tags: letters \'a-z\', numbers, and characters \'.-_#\''))
# 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 = _('community wiki')
self.help_text = _('if you choose community wiki option, the question and answer do not generate points and name of author will not be shown')
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 = _('update summary:')
self.help_text = _('enter a brief summary of your revision (e.g. fixed spelling, grammar, improved style, this field is optional)')
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=_('this email does not have to be linked to gravatar'), required=False, max_length=255, widget=forms.TextInput(attrs={'size' : 35}))
realname = forms.CharField(label=_('Real name'), required=False, max_length=255, widget=forms.TextInput(attrs={'size' : 35}))
website = forms.URLField(label=_('Website'), required=False, max_length=255, widget=forms.TextInput(attrs={'size' : 35}))
city = forms.CharField(label=_('Location'), required=False, max_length=255, widget=forms.TextInput(attrs={'size' : 35}))
birthday = forms.DateField(label=_('Date of birth'), help_text=_('will not be shown, used to calculate age, format: YYYY-MM-DD'), required=False, widget=forms.TextInput(attrs={'size' : 35}))
about = forms.CharField(label=_('Profile'), 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
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(_('this email has already been registered, please use another one'))
raise forms.ValidationError(_('this email has already been registered, please use another one'))
else:
return self.cleaned_data['email']
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