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regluit/frontend/forms.py

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"""
external library imports
"""
import logging
from datetime import timedelta, datetime, date
from decimal import Decimal as D
"""
django imports
"""
from django import forms
from django.conf import settings
from django.conf.global_settings import LANGUAGES
from django.contrib.auth.models import User
from django.core.validators import validate_email
from django.db import models
from django.forms.widgets import RadioSelect
from django.forms.extras.widgets import SelectDateWidget
from django.utils.translation import ugettext_lazy as _
from selectable.forms import (
AutoCompleteSelectMultipleWidget,
AutoCompleteSelectMultipleField,
AutoCompleteSelectWidget,
AutoCompleteSelectField
)
"""
regluit imports
"""
from regluit.core.models import (
UserProfile,
RightsHolder,
Claim,
Campaign,
Offer,
Premium,
Ebook,
EbookFile,
Edition,
PledgeExtra,
Work,
Press,
Libpref,
TWITTER,
FACEBOOK,
GRAVATAR
)
from regluit.core.lookups import (
OwnerLookup,
WorkLookup,
PublisherNameLookup,
EditionLookup
)
from regluit.utils.localdatetime import now
from regluit.utils.fields import EpubFileField
logger = logging.getLogger(__name__)
class EditionForm(forms.ModelForm):
add_author = forms.CharField(max_length=500, required=False)
add_subject = forms.CharField(max_length=200, required=False)
publisher_name = AutoCompleteSelectField(
PublisherNameLookup,
label='Publisher Name',
widget=AutoCompleteSelectWidget(PublisherNameLookup,allow_new=True),
required=False,
allow_new=True,
)
isbn = forms.RegexField(
label=_("ISBN"),
max_length=13,
regex=r'^(97[89]\d\d\d\d\d\d\d\d\d\d|delete)$',
required = False,
help_text = _("13 digits, no dash."),
error_messages = {
'invalid': _("This value must be 13 digits, starting with 978 or 979."),
}
)
goog = forms.RegexField(
label=_("Google Books ID"),
max_length=12,
regex=r'^([a-zA-Z0-9\-_]{12}|delete)$',
required = False,
help_text = _("12 alphanumeric characters, dash or underscore, case sensitive."),
error_messages = {
'invalid': _("This value must be 12 alphanumeric characters, dash or underscore."),
}
)
gdrd = forms.RegexField(
label=_("GoodReads ID"),
max_length=8,
regex=r'^(\d+|delete)$',
required = False,
help_text = _("1-8 digits."),
error_messages = {
'invalid': _("This value must be 1-8 digits."),
}
)
thng = forms.RegexField(
label=_("LibraryThing ID"),
max_length=8,
regex=r'(^\d+|delete)$',
required = False,
help_text = _("1-8 digits."),
error_messages = {
'invalid': _("This value must be 1-8 digits."),
}
)
oclc = forms.RegexField(
label=_("OCLCnum"),
regex=r'^(\d\d\d\d\d\d\d\d\d*|delete)$',
required = False,
help_text = _("8 or more digits."),
error_messages = {
'invalid': _("This value must be 8 or more digits."),
}
)
language = forms.ChoiceField(choices=LANGUAGES)
description = forms.CharField( required=False, widget= forms.Textarea(attrs={'cols': 80, 'rows': 2}))
def clean(self):
if not self.cleaned_data["isbn"] and not self.cleaned_data["oclc"] and not self.cleaned_data["goog"]:
raise forms.ValidationError(_("There must be either an ISBN or an OCLC number."))
return self.cleaned_data
class Meta:
model = Edition
exclude = 'created', 'work'
widgets = {
'title': forms.TextInput(attrs={'size': 40}),
'add_author': forms.TextInput(attrs={'size': 30}),
'add_subject': forms.TextInput(attrs={'size': 30}),
'unglued': forms.CheckboxInput(),
}
class EbookFileForm(forms.ModelForm):
file = EpubFileField(max_length=16777216)
def clean_format(self):
return 'epub'
class Meta:
model = EbookFile
widgets = { 'edition': forms.HiddenInput, 'format': forms.HiddenInput }
exclude = { 'created', }
class EbookForm(forms.ModelForm):
class Meta:
model = Ebook
exclude =( 'created','download_count',)
widgets = {
'edition': forms.HiddenInput,
'user': forms.HiddenInput,
'provider': forms.HiddenInput,
'url': forms.TextInput(attrs={'size' : 60}),
}
def clean_provider(self):
new_provider= Ebook.infer_provider(self.data[self.prefix + '-url'])
if not new_provider:
raise forms.ValidationError(_("At this time, ebook URLs must point at Internet Archive, Wikisources, Hathitrust, Project Gutenberg, or Google Books."))
return new_provider
def clean_url(self):
url = self.data[self.prefix + '-url']
try:
Ebook.objects.get(url=url)
except Ebook.DoesNotExist:
return url
raise forms.ValidationError(_("There's already an ebook with that url."))
def UserClaimForm ( user_instance, *args, **kwargs ):
class ClaimForm(forms.ModelForm):
i_agree=forms.BooleanField(error_messages={'required': 'You must agree to the Terms in order to claim a work.'})
rights_holder=forms.ModelChoiceField(queryset=user_instance.rights_holder.all(), empty_label=None)
class Meta:
model = Claim
exclude = 'status'
widgets = {
'user': forms.HiddenInput,
'work': forms.HiddenInput,
}
def __init__(self):
super(ClaimForm, self).__init__(*args, **kwargs)
return ClaimForm()
class RightsHolderForm(forms.ModelForm):
owner = AutoCompleteSelectField(
OwnerLookup,
label='Owner',
widget=AutoCompleteSelectWidget(OwnerLookup),
required=True,
error_messages={'required': 'Please ensure the owner is a valid Unglue.it account.'},
)
email = forms.EmailField(
label=_("notification email address for rights holder"),
max_length=100,
error_messages={'required': 'Please enter an email address for the rights holder.'},
)
class Meta:
model = RightsHolder
def clean_rights_holder_name(self):
rights_holder_name = self.data["rights_holder_name"]
try:
RightsHolder.objects.get(rights_holder_name__iexact=rights_holder_name)
except RightsHolder.DoesNotExist:
return rights_holder_name
raise forms.ValidationError(_("Another rights holder with that name already exists."))
class ProfileForm(forms.ModelForm):
clear_facebook=forms.BooleanField(required=False)
clear_twitter=forms.BooleanField(required=False)
clear_goodreads=forms.BooleanField(required=False)
class Meta:
model = UserProfile
fields = 'tagline', 'librarything_id', 'home_url', 'clear_facebook', 'clear_twitter', 'clear_goodreads', 'avatar_source'
widgets = {
'tagline': forms.Textarea(attrs={'rows': 5, 'onKeyUp': "counter(this, 140)", 'onBlur': "counter(this, 140)"}),
}
def __init__(self, *args, **kwargs):
profile = kwargs.get('instance')
super(ProfileForm, self).__init__(*args, **kwargs)
choices = []
for choice in self.fields['avatar_source'].choices :
if choice[0] == FACEBOOK and not profile.facebook_id:
pass
elif choice[0] == TWITTER and not profile.twitter_id:
pass
else:
choices.append(choice)
self.fields['avatar_source'].choices = choices
def clean(self):
# check that if a social net is cleared, we're not using it a avatar source
if self.cleaned_data.get("clear_facebook", False) and self.cleaned_data.get("avatar_source", None)==FACEBOOK:
self.cleaned_data["avatar_source"]==GRAVATAR
if self.cleaned_data.get("clear_twitter", False) and self.cleaned_data.get("avatar_source", None)==TWITTER:
self.cleaned_data["avatar_source"]==GRAVATAR
return self.cleaned_data
class UserData(forms.Form):
username = forms.RegexField(
label=_("New Username"),
max_length=30,
regex=r'^[\w.@+-]+$',
help_text = _("30 characters or fewer."),
error_messages = {
'invalid': _("This value may contain only letters, numbers and @/./+/-/_ characters.")
}
)
oldusername = None
def clean_username(self):
username = self.data["username"]
if username != self.oldusername:
users = User.objects.filter(username__iexact=username)
for user in users:
raise forms.ValidationError(_("Another user with that username already exists."))
return username
raise forms.ValidationError(_("Your username is already "+username))
class CloneCampaignForm(forms.Form):
campaign_id = forms.IntegerField(required = True, widget = forms.HiddenInput)
class OpenCampaignForm(forms.ModelForm):
managers = AutoCompleteSelectMultipleField(
OwnerLookup,
label='Campaign Managers',
widget=AutoCompleteSelectMultipleWidget(OwnerLookup),
required=True,
error_messages = {'required': "You must have at least one manager for a campaign."},
)
userid = forms.IntegerField( required = True, widget = forms.HiddenInput )
class Meta:
model = Campaign
fields = 'name', 'work', 'managers', 'type'
widgets = { 'work': forms.HiddenInput }
def getTransferCreditForm(maximum, data=None, *args, **kwargs ):
class TransferCreditForm(forms.Form):
recipient = AutoCompleteSelectField(
OwnerLookup,
label='Recipient',
widget=AutoCompleteSelectWidget(OwnerLookup),
required=True,
error_messages={'required': 'Please ensure the recipient is a valid Unglue.it account.'},
)
amount = forms.IntegerField(
required=True,
min_value=1,
max_value=maximum,
label="Transfer Amount",
error_messages={'min_value': 'Transfer amount must be positive', 'max_value': 'You only have %(limit_value)s available for transfer'},
)
return TransferCreditForm( data=data )
class WorkForm(forms.Form):
other_work = forms.ModelChoiceField(queryset=Work.objects.all(),
widget=forms.HiddenInput(),
required=True,
error_messages={'required': 'Missing work to merge with.'},
)
work=None
def clean_other_work(self):
if self.cleaned_data["other_work"].id== self.work.id:
raise forms.ValidationError(_("You can't merge a work into itself"))
return self.cleaned_data["other_work"]
def __init__(self, work=None, *args, **kwargs):
super(WorkForm, self).__init__(*args, **kwargs)
self.work=work
class OtherWorkForm(WorkForm):
other_work = AutoCompleteSelectField(
WorkLookup,
label='Other Work (title)',
widget=AutoCompleteSelectWidget(WorkLookup),
required=True,
error_messages={'required': 'Missing work to merge with.'},
)
def __init__(self, *args, **kwargs):
super(OtherWorkForm, self).__init__(*args, **kwargs)
self.fields['other_work'].widget.update_query_parameters({'language':self.work.language})
class EditManagersForm(forms.ModelForm):
managers = AutoCompleteSelectMultipleField(
OwnerLookup,
label='Campaign Managers',
widget=AutoCompleteSelectMultipleWidget(OwnerLookup),
required=True,
error_messages = {'required': "You must have at least one manager for a campaign."},
)
class Meta:
model = Campaign
fields = ('id', 'managers')
widgets = { 'id': forms.HiddenInput }
class CustomPremiumForm(forms.ModelForm):
class Meta:
model = Premium
fields = 'campaign', 'amount', 'description', 'type', 'limit'
widgets = {
'description': forms.Textarea(attrs={'cols': 80, 'rows': 4}),
'campaign': forms.HiddenInput,
'type': forms.HiddenInput(attrs={'value':'XX'}),
'limit': forms.TextInput(attrs={'value':'0'}),
}
class OfferForm(forms.ModelForm):
class Meta:
model = Offer
widgets = {
'work': forms.HiddenInput,
}
date_selector=range(date.today().year, settings.MAX_CC_DATE.year+1)
class CCDateForm(object):
target = forms.DecimalField( min_value= D(settings.UNGLUEIT_MINIMUM_TARGET), error_messages={'required': 'Please specify a Revenue Target.'} )
minimum_target = settings.UNGLUEIT_MINIMUM_TARGET
maximum_target = settings.UNGLUEIT_MAXIMUM_TARGET
max_cc_date = settings.MAX_CC_DATE
def clean_target(self):
new_target = self.cleaned_data['target']
if new_target < D(settings.UNGLUEIT_MINIMUM_TARGET):
raise forms.ValidationError(_('A campaign may not be launched with a target less than $%s' % settings.UNGLUEIT_MINIMUM_TARGET))
if new_target > D(settings.UNGLUEIT_MAXIMUM_TARGET):
raise forms.ValidationError(_('A campaign may not be launched with a target more than $%s' % settings.UNGLUEIT_MAXIMUM_TARGET))
return new_target
def clean_cc_date_initial(self):
new_cc_date_initial = self.cleaned_data['cc_date_initial']
if new_cc_date_initial.date() > settings.MAX_CC_DATE:
raise forms.ValidationError('The initial Ungluing Date cannot be after %s'%settings.MAX_CC_DATE)
elif new_cc_date_initial - now() < timedelta(days=0):
raise forms.ValidationError('The initial Ungluing date must be in the future!')
return new_cc_date_initial
class DateCalculatorForm(CCDateForm, forms.ModelForm):
revenue = forms.DecimalField()
cc_date_initial = forms.DateTimeField(
widget = SelectDateWidget(years=date_selector)
)
class Meta:
model = Campaign
fields = 'target', 'cc_date_initial', 'revenue',
def getManageCampaignForm ( instance, data=None, *args, **kwargs ):
def get_queryset():
work=instance.work
return Edition.objects.filter(work = work)
def get_widget_class(widget_classes):
return widget_classes[instance.type-1]
class ManageCampaignForm(CCDateForm,forms.ModelForm):
cc_date_initial = forms.DateTimeField(
required = (instance.type==2) and instance.status=='INITIALIZED',
widget = SelectDateWidget(years=date_selector) if instance.status=='INITIALIZED' else forms.HiddenInput
)
paypal_receiver = forms.EmailField(
label=_("contact email address for this campaign"),
max_length=100,
error_messages={'required': 'You must enter the email we should contact you at for this campaign.'},
)
edition = forms.ModelChoiceField(get_queryset(), widget=RadioSelect(),empty_label='no edition selected',required = False,)
publisher = forms.ModelChoiceField(instance.work.publishers(), empty_label='no publisher selected', required = False,)
class Meta:
model = Campaign
fields = 'description', 'details', 'license', 'target', 'deadline', 'paypal_receiver', 'edition', 'email', 'publisher', 'cc_date_initial',
widgets = {
'deadline': get_widget_class((SelectDateWidget,forms.HiddenInput)),
}
def clean_target(self):
new_target = super(ManageCampaignForm,self).clean_target()
if self.instance:
if self.instance.status == 'ACTIVE' and self.instance.target < new_target:
raise forms.ValidationError(_('The fundraising target for an ACTIVE campaign cannot be increased.'))
return new_target
def clean_cc_date_initial(self):
if self.instance.type==1:
return None
if self.instance:
if self.instance.status != 'INITIALIZED':
# can't change this once launched
return self.instance.cc_date_initial
return super(ManageCampaignForm,self).clean_cc_date_initial()
def clean_deadline(self):
if self.instance.type==1:
new_deadline_date = self.cleaned_data['deadline']
new_deadline= new_deadline_date + timedelta(hours=23,minutes=59)
if self.instance:
if self.instance.status == 'ACTIVE' and self.instance.deadline.date() != new_deadline.date():
raise forms.ValidationError(_('The closing date for an ACTIVE campaign cannot be changed.'))
if new_deadline_date - now() > timedelta(days=int(settings.UNGLUEIT_LONGEST_DEADLINE)):
raise forms.ValidationError(_('The chosen closing date is more than %s days from now' % settings.UNGLUEIT_LONGEST_DEADLINE))
elif new_deadline - now() < timedelta(days=0):
raise forms.ValidationError(_('The chosen closing date is in the past'))
return new_deadline
else:
if self.instance.status == 'ACTIVE':
return self.instance.deadline
else:
return date.today() + settings.B2U_TERM
def clean_license(self):
new_license = self.cleaned_data['license']
if self.instance:
if self.instance.status == 'ACTIVE' and self.instance.license != new_license:
# should only allow change to a less restrictive license
if self.instance.license == 'CC BY-ND' and new_license in ['CC BY-NC-ND','CC BY-NC-SA','CC BY-NC']:
raise forms.ValidationError(_('The proposed license for an ACTIVE campaign may not add restrictions.'))
elif self.instance.license == 'CC BY' and new_license != 'CC0':
raise forms.ValidationError(_('The proposed license for an ACTIVE campaign may not add restrictions.'))
elif self.instance.license == 'CC BY-NC' and new_license in ['CC BY-NC-ND','CC BY-NC-SA','CC BY-SA','CC BY-ND']:
raise forms.ValidationError(_('The proposed license for an ACTIVE campaign may not add restrictions.'))
elif self.instance.license == 'CC BY-ND' and new_license in ['CC BY-NC-ND','CC BY-NC-SA','CC BY-SA','CC BY-NC']:
raise forms.ValidationError(_('The proposed license for an ACTIVE campaign may not add restrictions.'))
elif self.instance.license == 'CC BY-SA' and new_license in ['CC BY-NC-ND','CC BY-NC-SA','CC BY-ND','CC BY-NC']:
raise forms.ValidationError(_('The proposed license for an ACTIVE campaign may not add restrictions.'))
elif self.instance.license == 'CC BY-NC-SA' and new_license in ['CC BY-NC-ND','CC BY-ND']:
raise forms.ValidationError(_('The proposed license for an ACTIVE campaign may not add restrictions.'))
elif self.instance.license == 'CC0' :
raise forms.ValidationError(_('The proposed license for an ACTIVE campaign may not add restrictions.'))
return new_license
return ManageCampaignForm(instance = instance, data=data)
class CampaignPurchaseForm(forms.Form):
anonymous = forms.BooleanField(required=False, label=_("Make this purchase anonymous, please"))
offer_id = forms.IntegerField(required=False)
offer=None
def clean_offer_id(self):
offer_id = self.cleaned_data['offer_id']
try:
self.offer= Offer.objects.get(id=offer_id)
except Offer.DoesNotExist:
raise forms.ValidationError(_("Sorry, that offer is not valid."))
def amount(self):
return self.offer.price if self.offer else None
@property
def trans_extra(self):
return PledgeExtra( anonymous=self.cleaned_data['anonymous'],
offer = self.offer )
class CampaignPledgeForm(forms.Form):
preapproval_amount = forms.DecimalField(
required = False,
min_value=D('1.00'),
max_value=D('2000.00'),
decimal_places=2,
label="Pledge Amount",
)
def amount(self):
return self.cleaned_data["preapproval_amount"] if self.cleaned_data else None
anonymous = forms.BooleanField(required=False, label=_("Make this pledge anonymous, please"))
ack_name = forms.CharField(required=False, max_length=64, label=_("What name should we display?"))
ack_dedication = forms.CharField(required=False, max_length=140, label=_("Your dedication:"))
premium_id = forms.IntegerField(required=False)
premium=None
@property
def trans_extra(self):
return PledgeExtra( anonymous=self.cleaned_data['anonymous'],
ack_name=self.cleaned_data['ack_name'],
ack_dedication=self.cleaned_data['ack_dedication'],
premium=self.premium)
def clean_preapproval_amount(self):
preapproval_amount = self.cleaned_data['preapproval_amount']
if preapproval_amount is None:
raise forms.ValidationError(_("Please enter a pledge amount."))
return preapproval_amount
def clean_premium_id(self):
premium_id = self.cleaned_data['premium_id']
try:
self.premium= Premium.objects.get(id=premium_id)
if self.premium.limit>0:
if self.premium.limit<=self.premium.premium_count:
raise forms.ValidationError(_("Sorry, that premium is fully subscribed."))
except Premium.DoesNotExist:
raise forms.ValidationError(_("Sorry, that premium is not valid."))
def clean(self):
# check on whether the preapproval amount is < amount for premium tier. If so, put an error message
preapproval_amount = self.cleaned_data.get("preapproval_amount")
if preapproval_amount is None:
# preapproval_amount failed validation, that error is the relevant one
return self.cleaned_data
elif self.premium is None:
raise forms.ValidationError(_("Please select a premium." ))
elif preapproval_amount < self.premium.amount:
logger.info("raising form validating error")
raise forms.ValidationError(_("Sorry, you must pledge at least $%s to select that premium." % (self.premium.amount)))
return self.cleaned_data
class PlainCCForm(forms.Form):
stripe_token = forms.CharField(required=False, widget=forms.HiddenInput())
class CCForm(PlainCCForm):
username = forms.CharField(max_length=30, required=True, widget=forms.HiddenInput())
work_id = forms.IntegerField(required=False, widget=forms.HiddenInput())
preapproval_amount= forms.DecimalField(
required=False,
min_value=D('1.00'),
max_value=D('100000.00'),
decimal_places=2,
label="Amount",
)
class DonateForm(forms.Form):
preapproval_amount = forms.DecimalField( widget=forms.HiddenInput() )
username = forms.CharField(max_length=30, required=True, widget=forms.HiddenInput() )
work_id = forms.IntegerField(required=False, widget=forms.HiddenInput() )
title = forms.CharField(max_length=200, required=False, widget=forms.HiddenInput() )
class GoodreadsShelfLoadingForm(forms.Form):
goodreads_shelf_name_number = forms.CharField(widget=forms.Select(choices=(
('all','all'),
)))
class LibraryThingForm(forms.Form):
lt_username = forms.CharField(max_length=30, required=True)
class PledgeCancelForm(forms.Form):
# which campaign whose active transaction to cancel?
campaign_id = forms.IntegerField(required=True, widget=forms.HiddenInput())
class CampaignAdminForm(forms.Form):
campaign_id = forms.IntegerField()
class EmailShareForm(forms.Form):
recipient = forms.EmailField(error_messages={'required': 'Please specify a recipient.'})
subject = forms.CharField(max_length=100, error_messages={'required': 'Please specify a subject.'})
message = forms.CharField(widget=forms.Textarea(), error_messages={'required': 'Please include a message.'})
# allows us to return user to original page by passing it as hidden form input
# we can't rely on POST or GET since the emailshare view handles both
# and may iterate several times as it catches user errors, losing URL info
next = forms.CharField(widget=forms.HiddenInput())
class FeedbackForm(forms.Form):
sender = forms.EmailField(widget=forms.TextInput(attrs={'size':50}), label="Your email", error_messages={'required': 'Please specify your email address.'})
subject = forms.CharField(max_length=500, widget=forms.TextInput(attrs={'size':50}), error_messages={'required': 'Please specify a subject.'})
message = forms.CharField(widget=forms.Textarea(), error_messages={'required': 'Please specify a message.'})
page = forms.CharField(widget=forms.HiddenInput())
notarobot = forms.IntegerField(label="Please prove you're not a robot", error_messages={'required': "You must do the sum to prove you're not a robot."})
answer = forms.IntegerField(widget=forms.HiddenInput())
num1 = forms.IntegerField(widget=forms.HiddenInput())
num2 = forms.IntegerField(widget=forms.HiddenInput())
def clean(self):
cleaned_data = self.cleaned_data
notarobot = str(cleaned_data.get("notarobot"))
answer = str(cleaned_data.get("answer"))
if notarobot != answer:
raise forms.ValidationError(_("Whoops, try that sum again."))
return cleaned_data
class MsgForm(forms.Form):
msg = forms.CharField(widget=forms.Textarea(), error_messages={'required': 'Please specify a message.'})
def full_clean(self):
super(MsgForm,self).full_clean()
if self.data.has_key("supporter"):
try:
self.cleaned_data['supporter'] = User.objects.get(id=self.data["supporter"])
except User.DoesNotExist:
raise ValidationError("Supporter does not exist")
else:
raise ValidationError("Supporter is not specified")
if self.data.has_key("work"):
try:
self.cleaned_data['work'] = Work.objects.get(id=self.data["work"])
except Work.DoesNotExist:
raise ValidationError("Work does not exist")
else:
raise ValidationError("Work is not specified")
class PressForm(forms.ModelForm):
class Meta:
model = Press
widgets = {
'date': SelectDateWidget(years=range(2010,2025)),
}
class KindleEmailForm(forms.Form):
kindle_email = forms.EmailField()
class MARCUngluifyForm(forms.Form):
edition = AutoCompleteSelectField(
EditionLookup,
label='Edition',
widget=AutoCompleteSelectWidget(EditionLookup),
required=True,
error_messages={'required': 'Please specify an edition.'},
)
file = forms.FileField(label='Download a MARCXML file from Library of Congress; then upload it here.')
class MARCFormatForm(forms.ModelForm):
class Meta:
model = Libpref
fields = ('marc_link_target',)
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