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import re
from datetime import date
from django import forms
from models import *
from const import * #todo: clean out import * thing
from forum import const
from django.utils.translation import ugettext as _
from django.utils.translation import ungettext
from django.contrib.auth.models import User
from django.contrib.contenttypes.models import ContentType
from forum.utils.forms import NextUrlField, UserNameField, SetPasswordForm
from recaptcha_django import ReCaptchaField
from django.conf import settings
import logging
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.help_text = _('Tags are short keywords, with no spaces within. Up to five tags can be used.')
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'))
split_re = re.compile(const.TAG_SPLIT_REGEX)
tag_strings = split_re.split(data)
out_tag_list = []
tag_count = len(tag_strings)
if tag_count > const.MAX_TAGS_PER_POST:
msg = ungettext(
'please use %(tag_count)d tag or less',#odd but have to use to pluralize
'please use %(tag_count)d tags or less',
tag_count) % {'tag_count':tag_count}
raise forms.ValidationError(msg)
for tag in tag_strings:
tag_length = len(tag)
if tag_length > const.MAX_TAG_LENGTH:
#singular form is odd in english, but required for pluralization
#in other languages
msg = ungettext('each tag must be shorter than %(max_chars)d character',#odd but added for completeness
'each tag must be shorter than %(max_chars)d characters',
tag_length) % {'max_chars':tag_length}
raise forms.ValidationError(msg)
#todo - this needs to come from settings
tagname_re = re.compile(const.TAG_REGEX, re.UNICODE)
if not tagname_re.search(tag):
raise forms.ValidationError(_('use-these-chars-in-tags'))
#only keep unique tags
if tag not in out_tag_list:
out_tag_list.append(tag)
return u' '.join(out_tag_list)
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')
def clean(self,value):
return value and settings.WIKI_ON
class EmailNotifyField(forms.BooleanField):
def __init__(self, *args, **kwargs):
super(EmailNotifyField, self).__init__(*args, **kwargs)
self.required = False
self.widget.attrs['class'] = 'nomargin'
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 ModerateUserForm(forms.ModelForm):
is_approved = forms.BooleanField(label=_("Automatically accept user's contributions for the email updates"),
required=False)
def clean_is_approved(self):
if 'is_approved' not in self.cleaned_data:
self.cleaned_data['is_approved'] = False
return self.cleaned_data['is_approved']
class Meta:
model = User
fields = ('is_approved',)
class AdvancedSearchForm(forms.Form):
#nothing must be required in this form
#it is used by the main questions view
scope = forms.ChoiceField(choices=const.POST_SCOPE_LIST, required=False)
sort = forms.ChoiceField(choices=const.POST_SORT_METHODS, required=False)
query = forms.CharField(max_length=256, required=False)
reset_tags = forms.BooleanField(required=False)
reset_author = forms.BooleanField(required=False)
reset_query = forms.BooleanField(required=False)
start_over = forms.BooleanField(required=False)
tags = forms.CharField(max_length=256,required=False)
author = forms.IntegerField(required=False)
page_size = forms.ChoiceField(choices=const.PAGE_SIZE_CHOICES, required=False)
page = forms.IntegerField(required=False)
def clean_tags(self):
if 'tags' in self.cleaned_data:
tags_input = self.cleaned_data['tags'].strip()
split_re = re.compile(TAG_SPLIT_REGEX)
tag_strings = split_re.split(tags_input)
tagname_re = re.compile(const.TAG_REGEX, re.UNICODE)
out = set()
for s in tag_strings:
if tagname_re.search(s):
out.add(s)
if len(out) > 0:
self.cleaned_data['tags'] = out
else:
self.cleaned_data['tags'] = None
return self.cleaned_data['tags']
def clean_query(self):
if 'query' in self.cleaned_data:
q = self.cleaned_data['query'].strip()
if q == '':
q = None
self.cleaned_data['query'] = q
return self.cleaned_data['query']
def clean_page_size(self):
if 'page_size' in self.cleaned_data:
if self.cleaned_data['page_size'] == '':
self.cleaned_data['page_size'] = None
else:
page_size = self.cleaned_data['page_size']
#by this time it is guaranteed to be castable as int
self.cleaned_data['page_size'] = int(page_size)
return self.cleaned_data['page_size']
def clean(self):
#todo rewrite
if self.cleaned_data['scope'] == '':
del self.cleaned_data['scope']
if self.cleaned_data['tags'] is None:
del self.cleaned_data['tags']
if self.cleaned_data['sort'] == '':
del self.cleaned_data['sort']
if self.cleaned_data['query'] == None:
del self.cleaned_data['query']
if self.cleaned_data['reset_tags'] == False:
del self.cleaned_data['reset_tags']
if self.cleaned_data['reset_author'] == False:
del self.cleaned_data['reset_author']
if self.cleaned_data['reset_query'] == False:
del self.cleaned_data['reset_query']
if self.cleaned_data['start_over'] == False:
del self.cleaned_data['start_over']
if self.cleaned_data['author'] is None:
del self.cleaned_data['author']
if self.cleaned_data['page'] is None:
del self.cleaned_data['page']
if self.cleaned_data['page_size'] is None:
del self.cleaned_data['page_size']
return self.cleaned_data
class NotARobotForm(forms.Form):
recaptcha = ReCaptchaField()
class FeedbackForm(forms.Form):
name = forms.CharField(label=_('Your name:'), required=False)
email = forms.EmailField(label=_('Email (not shared with anyone):'), required=False)
message = forms.CharField(label=_('Your message:'), max_length=800,widget=forms.Textarea(attrs={'cols':60}))
next = NextUrlField()
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}))
email_notify = EmailNotifyField()
def __init__(self, question, user, *args, **kwargs):
super(AnswerForm, self).__init__(*args, **kwargs)
self.fields['email_notify'].widget.attrs['id'] = 'question-subscribe-updates';
if question.wiki and settings.WIKI_ON:
self.fields['wiki'].initial = True
if user.is_authenticated():
if user in question.followed_by.all():
self.fields['email_notify'].initial = True
return
self.fields['email_notify'].initial = False
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()
#todo: this is odd that this form takes question as an argument
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=True, max_length=255, widget=forms.TextInput(attrs={'size' : 35}))
if settings.EDITABLE_SCREEN_NAME:
username = UserNameField(label=_('Screen name'))
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)
logging.debug('initializing the form')
if settings.EDITABLE_SCREEN_NAME:
self.fields['username'].initial = user.username
self.fields['username'].user_instance = user
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']:
#todo dry it, there is a similar thing in openidauth
if settings.EMAIL_UNIQUE == True:
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'))
return self.cleaned_data['email']
class TagFilterSelectionForm(forms.ModelForm):
tag_filter_setting = forms.ChoiceField(choices=TAG_EMAIL_FILTER_CHOICES, #imported from forum/const.py
initial='ignored',
label=_('Choose email tag filter'),
widget=forms.RadioSelect)
class Meta:
model = User
fields = ('tag_filter_setting',)
def save(self):
before = self.instance.tag_filter_setting
super(TagFilterSelectionForm, self).save()
after = self.instance.tag_filter_setting #User.objects.get(pk=self.instance.id).tag_filter_setting
if before != after:
return True
return False
class EditUserEmailFeedsForm(forms.Form):
WN = (('w',_('weekly')),('n',_('no email')))
DWN = (('d',_('daily')),('w',_('weekly')),('n',_('no email')))
FORM_TO_MODEL_MAP = {
'all_questions':'q_all',
'asked_by_me':'q_ask',
'answered_by_me':'q_ans',
'individually_selected':'q_sel',
}
NO_EMAIL_INITIAL = {
'all_questions':'n',
'asked_by_me':'n',
'answered_by_me':'n',
'individually_selected':'n',
}
asked_by_me = forms.ChoiceField(choices=DWN,initial='w',
widget=forms.RadioSelect,
label=_('Asked by me'))
answered_by_me = forms.ChoiceField(choices=DWN,initial='w',
widget=forms.RadioSelect,
label=_('Answered by me'))
individually_selected = forms.ChoiceField(choices=DWN,initial='w',
widget=forms.RadioSelect,
label=_('Individually selected'))
all_questions = forms.ChoiceField(choices=DWN,initial='w',
widget=forms.RadioSelect,
label=_('Entire forum (tag filtered)'),)
def set_initial_values(self,user=None):
KEY_MAP = dict([(v,k) for k,v in self.FORM_TO_MODEL_MAP.iteritems()])
if user != None:
settings = EmailFeedSetting.objects.filter(subscriber=user)
initial_values = {}
for setting in settings:
feed_type = setting.feed_type
form_field = KEY_MAP[feed_type]
frequency = setting.frequency
initial_values[form_field] = frequency
self.initial = initial_values
return self
def reset(self):
if self.is_bound:
self.cleaned_data['all_questions'] = 'n'
self.cleaned_data['asked_by_me'] = 'n'
self.cleaned_data['answered_by_me'] = 'n'
self.cleaned_data['individually_selected'] = 'n'
self.initial = self.NO_EMAIL_INITIAL
return self
def save(self,user,save_unbound=False):
"""
with save_unbound==True will bypass form validation and save initial values
"""
changed = False
for form_field, feed_type in self.FORM_TO_MODEL_MAP.items():
s, created = EmailFeedSetting.objects.get_or_create(subscriber=user,\
feed_type=feed_type)
if save_unbound:
#just save initial values instead
if form_field in self.initial:
new_value = self.initial[form_field]
else:
new_value = self.fields[form_field].initial
else:
new_value = self.cleaned_data[form_field]
if s.frequency != new_value:
s.frequency = new_value
s.save()
changed = True
else:
if created:
s.save()
if form_field == 'individually_selected':
feed_type = ContentType.objects.get_for_model(Question)
user.followed_questions.clear()
return changed
class SimpleEmailSubscribeForm(forms.Form):
SIMPLE_SUBSCRIBE_CHOICES = (
('y',_('okay, let\'s try!')),
('n',_('no community email please, thanks'))
)
subscribe = forms.ChoiceField(widget=forms.widgets.RadioSelect(), \
error_messages={'required':_('please choose one of the options above')},
choices=SIMPLE_SUBSCRIBE_CHOICES)
def save(self,user=None):
EFF = EditUserEmailFeedsForm
if self.cleaned_data['subscribe'] == 'y':
email_settings_form = EFF()
logging.debug('%s wants to subscribe' % user.username)
else:
email_settings_form = EFF(initial=EFF.NO_EMAIL_INITIAL)
email_settings_form.save(user,save_unbound=True)
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