def lazy_number(func, resultclass, number=None, **kwargs):
if isinstance(number, six.integer_types):
kwargs['number'] = number
proxy = lazy(func, resultclass)(**kwargs)
else:
class NumberAwareString(resultclass):
def __mod__(self, rhs):
if isinstance(rhs, dict) and number:
try:
number_value = rhs[number]
except KeyError:
raise KeyError('Your dictionary lacks key \'%s\'. '
'Please provide it, because it is required to '
'determine whether string is singular or plural.'
% number)
else:
number_value = rhs
kwargs['number'] = number_value
translated = func(**kwargs)
try:
translated = translated % rhs
except TypeError:
# String doesn't contain a placeholder for the number
pass
return translated
proxy = lazy(lambda **kwargs: NumberAwareString(), NumberAwareString)(**kwargs)
return proxy
def lazy_number(func, resultclass, number=None, **kwargs):
if isinstance(number, int):
kwargs['number'] = number
proxy = lazy(func, resultclass)(**kwargs)
else:
original_kwargs = kwargs.copy()
class NumberAwareString(resultclass):
def __bool__(self):
return bool(kwargs['singular'])
def __mod__(self, rhs):
if isinstance(rhs, dict) and number:
try:
number_value = rhs[number]
except KeyError:
raise KeyError(
"Your dictionary lacks key '%s\'. Please provide "
"it, because it is required to determine whether "
"string is singular or plural." % number
)
else:
number_value = rhs
kwargs['number'] = number_value
translated = func(**kwargs)
try:
translated = translated % rhs
except TypeError:
# String doesn't contain a placeholder for the number.
pass
return translated
proxy = lazy(lambda **kwargs: NumberAwareString(), NumberAwareString)(**kwargs)
proxy.__reduce__ = lambda: (_lazy_number_unpickle, (func, resultclass, number, original_kwargs))
return proxy
def auth(request):
"""
Returns context variables required by apps that use Django's authentication
system.
If there is no 'user' attribute in the request, uses AnonymousUser (from
django.contrib.auth).
"""
# If we access request.user, request.session is accessed, which results in
# 'Vary: Cookie' being sent in every request that uses this context
# processor, which can easily be every request on a site if
# TEMPLATE_CONTEXT_PROCESSORS has this context processor added. This kills
# the ability to cache. So, we carefully ensure these attributes are lazy.
# We don't use django.utils.functional.lazy() for User, because that
# requires knowing the class of the object we want to proxy, which could
# break with custom auth backends. LazyObject is a less complete but more
# flexible solution that is a good enough wrapper for 'User'.
def get_user():
if hasattr(request, 'user'):
return request.user
else:
from django.contrib.auth.models import AnonymousUser
return AnonymousUser()
return {
'user': SimpleLazyObject(get_user),
'messages': lazy(memoize(lambda: get_user().get_and_delete_messages(), {}, 0), list)(),
'perms': lazy(lambda: PermWrapper(get_user()), PermWrapper)(),
}
def __init__(self, attrs=None, date_format=None, time_format=None):
attrs = attrs or {}
if 'placeholder' in attrs:
del attrs['placeholder']
date_attrs = dict(attrs)
time_attrs = dict(attrs)
date_attrs.setdefault('class', 'form-control splitdatetimepart')
time_attrs.setdefault('class', 'form-control splitdatetimepart')
date_attrs.setdefault('autocomplete', 'off')
time_attrs.setdefault('autocomplete', 'off')
date_attrs['class'] += ' datepickerfield'
time_attrs['class'] += ' timepickerfield'
def date_placeholder():
df = date_format or get_format('DATE_INPUT_FORMATS')[0]
return now().replace(
year=2000, month=12, day=31, hour=18, minute=0, second=0, microsecond=0
).strftime(df)
def time_placeholder():
tf = time_format or get_format('TIME_INPUT_FORMATS')[0]
return now().replace(
year=2000, month=1, day=1, hour=0, minute=0, second=0, microsecond=0
).strftime(tf)
date_attrs['placeholder'] = lazy(date_placeholder, str)
time_attrs['placeholder'] = lazy(time_placeholder, str)
widgets = (
forms.DateInput(attrs=date_attrs, format=date_format),
forms.TimeInput(attrs=time_attrs, format=time_format),
)
# Skip one hierarchy level
forms.MultiWidget.__init__(self, widgets, attrs)
def display_text(cls, bc):
"""Return the text to be used for representing the given choice
instance `bc` to the user.
Override this to customize the display text of choices.
:class:`lino.modlib.users.choicelists.UserGroups` and
:class:`lino.modlib.cv.models.CefLevel` used to do this before
we had the :attr:`ChoiceList.show_values` option.
This must be lazyly translatable because the result are also
used to build the `choices` attribute of ChoiceListFields on
this choicelist.
Note that Django's `lazy` function has a list of
"resultclasses" which are used "so that the automatic forcing
of the lazy evaluation code is triggered".
"""
if cls.show_values:
# if unicodeerror:
# assert_pure(str(bc))
# str(bc)
def fn(bc):
# return "%s (%s)" % (bc.value, str(bc))
return "{0} ({1})".format(bc.value, bc)
return lazy(fn, str, six.text_type)(bc)
return lazy(str, str, six.text_type)(bc)
def stats(request):
def _formations():
return str(Formation.objects.exclude(statut=StatutsFormation.supprimee).count())
def _etablissements():
data = Formation.objects.exclude(statut=StatutsFormation.supprimee) \
.values('etablissement')
etablissements = set()
for d in data:
etablissements.add(d['etablissement'])
return str(len(etablissements))
def _disciplines():
data = Formation.objects.exclude(statut=StatutsFormation.supprimee) \
.values('discipline_1', 'discipline_2', 'discipline_3')
disciplines = set()
for d in data:
disciplines.add(d['discipline_1'])
disciplines.add(d['discipline_2'])
disciplines.add(d['discipline_3'])
return str(len(disciplines))
def _pays():
data = Formation.objects.exclude(statut=StatutsFormation.supprimee).values('etablissement__pays')
pays = set()
for d in data:
pays.add(d['etablissement__pays'])
return str(len(pays))
return {
'stats_formations': lazy(_formations, str),
'stats_etablissements': lazy(_etablissements, str),
'stats_disciplines': lazy(_disciplines, str),
'stats_pays': lazy(_pays, str),
}
def __init__(self, *args, **kwargs):
"""We need to override this to make the choices lazy and prevent import madness"""
super(Group, self).__init__(*args, **kwargs)
field = self._meta.get_field('permissions')
field._choices = lazy(get_permission_choices, list)()
field.item_field_type._choices = lazy(get_permission_choices, list)()
def test_IPAddressField(self):
with warnings.catch_warnings(record=True):
warnings.simplefilter("always")
lazy_func = lazy(lambda: "127.0.0.1", six.text_type)
self.assertIsInstance(IPAddressField().get_prep_value(lazy_func()), six.text_type)
lazy_func = lazy(lambda: 0, int)
self.assertIsInstance(IPAddressField().get_prep_value(lazy_func()), six.text_type)
def test_CommaSeparatedIntegerField(self):
lazy_func = lazy(lambda: '1,2', six.text_type)
self.assertIsInstance(
CommaSeparatedIntegerField().get_prep_value(lazy_func()),
six.text_type)
lazy_func = lazy(lambda: 0, int)
self.assertIsInstance(
CommaSeparatedIntegerField().get_prep_value(lazy_func()),
six.text_type)
def test_FileField(self):
lazy_func = lazy(lambda: 'filename.ext', six.text_type)
self.assertIsInstance(
FileField().get_prep_value(lazy_func()),
six.text_type)
lazy_func = lazy(lambda: 0, int)
self.assertIsInstance(
FileField().get_prep_value(lazy_func()),
six.text_type)
def test_FilePathField(self):
lazy_func = lazy(lambda: 'tests.py', six.text_type)
self.assertIsInstance(
FilePathField().get_prep_value(lazy_func()),
six.text_type)
lazy_func = lazy(lambda: 0, int)
self.assertIsInstance(
FilePathField().get_prep_value(lazy_func()),
six.text_type)
def test_GenericIPAddressField(self):
lazy_func = lazy(lambda: '127.0.0.1', six.text_type)
self.assertIsInstance(
GenericIPAddressField().get_prep_value(lazy_func()),
six.text_type)
lazy_func = lazy(lambda: 0, int)
self.assertIsInstance(
GenericIPAddressField().get_prep_value(lazy_func()),
six.text_type)
def test_TextField(self):
lazy_func = lazy(lambda: 'Abc', six.text_type)
self.assertIsInstance(
TextField().get_prep_value(lazy_func()),
six.text_type)
lazy_func = lazy(lambda: 0, int)
self.assertIsInstance(
TextField().get_prep_value(lazy_func()),
six.text_type)
def test_lazy_equality(self):
"""
== and != work correctly for Promises.
"""
lazy_a = lazy(lambda: 4, int)
lazy_b = lazy(lambda: 4, int)
lazy_c = lazy(lambda: 5, int)
self.assertEqual(lazy_a(), lazy_b())
self.assertNotEqual(lazy_b(), lazy_c())
def override_gettext(real_translation):
"""replace django's translation functions with safe versions"""
translation.gettext = real_translation.gettext
translation.ugettext = real_translation.ugettext
translation.ngettext = real_translation.ngettext
translation.ungettext = real_translation.ungettext
translation.gettext_lazy = lazy(real_translation.gettext, str)
translation.ugettext_lazy = lazy(real_translation.ugettext, unicode)
translation.ngettext_lazy = lazy(real_translation.ngettext, str)
translation.ungettext_lazy = lazy(real_translation.ungettext, unicode)
def display_text(cls, bc):
"""
Override this to customize the display text of choices.
:class:`lino.core.perms.UserGroups` and :class:`lino.modlib.cv.models.CefLevel`
used to do this before we had the
:attr:`ChoiceList.show_values` option.
"""
if cls.show_values:
def fn(bc):
return u"%s (%s)" % (bc.value, unicode(bc))
return lazy(fn, unicode)(bc)
return lazy(unicode, unicode)(bc)
def display_text(cls, bc):
"""Override this to customize the display text of choices.
:class:`lino.modlib.users.choicelists.UserGroups` and
:class:`lino.modlib.cv.models.CefLevel` used to do this before
we had the :attr:`ChoiceList.show_values` option.
"""
if cls.show_values or True:
def fn(bc):
# return "%s (%s)" % (bc.value, str(bc))
return "{0} ({1})".format(bc.value, bc)
return lazy(fn, bytes)(bc)
return lazy(bytes, bytes)(bc)
def test_lazy(self):
from django.utils import functional
from django.utils.encoding import force_text
lazy_unicode = functional.lazy(lambda: u'abc', unicode)()
lazy_string = functional.lazy(lambda: 'abc', str)()
self.assertEqual(force_text(lazy_unicode), 'abc')
self.assertEqual(force_text(lazy_string), 'abc')
self.assertEqual(unicode(lazy_unicode), 'abc')
self.assertEqual(unicode(lazy_string), 'abc')
self.assertEqual(str(lazy_unicode), 'abc')
self.assertEqual(str(lazy_string), 'abc')
def csrf(request):
"""
Context processor that provides a CSRF token, or the string 'NOTPROVIDED'
if it has not been provided by either a view decorator or the middleware
"""
def _get_val():
token = get_token(request)
if token is None:
# In order to be able to provide debugging info in the
# case of misconfiguration, we use a sentinel value
# instead of returning an empty dict.
return 'NOTPROVIDED'
else:
key = force_bytes(get_random_string(16))
aes = AES.new(key)
pad_length = 16 - (len(token) % 16 or 16)
padding = ''.join('#' for _ in range(pad_length))
value = base64.b64encode(
aes.encrypt('{0}{1}'.format(token, padding))
)
token = '$'.join((force_text(key), force_text(value)))
return force_text(token)
_get_val = lazy(_get_val, text_type)
return {'csrf_token': _get_val()}
def register_recent_contests(request):
if not hasattr(request, 'contest') or not hasattr(request, 'session'):
return {}
def generator():
return recent_contests(request)
return {'recent_contests': lazy(generator, list)()}
def test_basic(self):
from django.utils.functional import lazy
obj = lazy(lambda: 'bar', six.text_type)()
res = transform(obj)
expected = "'bar'" if six.PY3 else "u'bar'"
self.assertEquals(res, expected)
def __init__(self, *args, **kwargs):
kwargs["max_length"] = 1000
if not "help_text" in kwargs:
kwargs["help_text"] = "Type in name to search for person"
super(EmailsField, self).__init__(*args, **kwargs)
self.widget.attrs["class"] = "tokenized-field"
self.widget.attrs["data-ajax-url"] = lazy(urlreverse, str)("ajax_search_emails") # make this lazy to prevent initialization problem
def likes(user, work, request=None):
if not user.is_authenticated():
return False
if request is None:
return work.tags.filter(category='set', user=user).exists()
if not hasattr(request, 'social_likes'):
# tuple: unchecked, checked, liked
request.social_likes = defaultdict(lambda: (set(), set(), set()))
ct = ContentType.objects.get_for_model(type(work))
likes_t = request.social_likes[ct.pk]
if work.pk in likes_t[1]:
return work.pk in likes_t[2]
else:
likes_t[0].add(work.pk)
def _likes():
if likes_t[0]:
ids = tuple(likes_t[0])
likes_t[0].clear()
likes_t[2].update(Tag.intermediary_table_model.objects.filter(
content_type_id=ct.pk, tag__user_id=user.pk,
object_id__in=ids
).distinct().values_list('object_id', flat=True))
likes_t[1].update(ids)
return work.pk in likes_t[2]
return lazy(_likes, bool)()
def dangling_problems_processor(request):
if not getattr(request, 'contest', None):
return {}
if not is_contest_admin(request):
return {}
def generator():
dangling_pis = ProblemInstance.objects.filter(contest=request.contest,
round__isnull=True)
count = dangling_pis.count()
if not count:
return ''
elif count == 1:
pi = dangling_pis.get()
link = reverse('oioioiadmin:contests_probleminstance_change',
args=(pi.id,))
if request.path == link:
return ''
else:
link = reverse('oioioiadmin:contests_probleminstance_changelist')
text = ungettext('%(count)d PROBLEM WITHOUT ROUND',
'%(count)d PROBLEMS WITHOUT ROUNDS',
count) % {'count': count}
return make_navbar_badge(link, text)
return {'extra_navbar_right_dangling_problems': lazy(generator, unicode)()}
def auth(request):
"""Adds a new 'obj_perms' context variable.
If there is no 'user' attribute in the request, uses AnonymousUser (from
django.contrib.auth).
"""
# If we access request.user, request.session is accessed, which results in
# 'Vary: Cookie' being sent in every request that uses this context
# processor, which can easily be every request on a site if
# TEMPLATE_CONTEXT_PROCESSORS has this context processor added. This kills
# the ability to cache. So, we carefully ensure these attributes are lazy.
# We don't use django.utils.functional.lazy() for User, because that
# requires knowing the class of the object we want to proxy, which could
# break with custom auth backends. LazyObject is a less complete but more
# flexible solution that is a good enough wrapper for 'User'.
def _get_user():
user = None
if hasattr(request, 'user'):
user = request.user
if not user:
from django.contrib.auth.models import AnonymousUser
user = AnonymousUser()
return user
return {
'obj_perms': lazy(lambda: ObjPermWrapper(_get_user()), ObjPermWrapper)(),
}
def patch():
global django_reverse
# Will not patch twice.
if urlresolvers.reverse is not reverse:
django_reverse = urlresolvers.reverse
urlresolvers.reverse = reverse
urlresolvers.reverse_lazy = lazy(reverse, str)
def navbar_tip_processor(request):
if not getattr(request, 'contest', None):
return {}
if not request.user.is_authenticated():
return {}
def generator():
is_admin = request.user.has_perm('contests.contest_admin',
request.contest)
messages = visible_messages(request)
if is_admin:
messages = messages.filter(message__isnull=True,
top_reference__isnull=True, kind='QUESTION')
else:
messages = new_messages(request, messages)
count = messages.count()
if count:
text = ungettext('%(count)d NEW MESSAGE', '%(count)d NEW MESSAGES',
count) % {'count': count}
if count == 1:
message = messages.get()
link = reverse('message', kwargs={
'contest_id': request.contest.id,
'message_id': message.top_reference_id or message.id
})
else:
link = reverse('contest_messages', kwargs={'contest_id':
request.contest.id})
return make_navbar_badge(link, text)
else:
return ''
return {'extra_navbar_right_messages': lazy(generator, unicode)()}
def test_find_item_lazy(self):
lazy_attribute = lazy(lambda x: x, str)("Test")
api = ToolbarAPIMixin()
api.add_link_item(lazy_attribute, None)
result = api.find_first(LinkItem, name="Test")
self.assertNotEqual(result, None)
self.assertEqual(result.index, 0)
def wrapper(*args, **kwargs):
for arg in list(args) + list(six.itervalues(kwargs)):
if isinstance(arg, Promise):
break
else:
return func(*args, **kwargs)
return lazy(func, six.text_type)(*args, **kwargs)
def test_basic(self):
from django.utils.functional import lazy
obj = lazy(lambda: 'bar', text_type)()
res = transform(obj)
expected = "'bar'" if not PY2 else "u'bar'"
assert res == expected
from django.conf.urls.defaults import *
from h1ds_configdb.views import HomeView
from django.utils.functional import lazy
from django.core.urlresolvers import reverse
from django.views.generic import RedirectView
# TODO: when update to django 1.4, use inbuilt reverse_lazy
reverse_lazy = lazy(reverse, str)
urlpatterns = patterns(
'',
url(r'^$',
RedirectView.as_view(
url=reverse_lazy("h1ds-configdb-filetypes",
kwargs={'filetype_str': 'all_filetypes'})),
name="h1ds-configdb-homepage"),
url(r'^(?P<filetype_str>[^/]+)/$',
HomeView.as_view(),
name="h1ds-configdb-filetypes"),
url(r'^(?P<filetype_str>[^/]+)/(?P<filter_str>[^/]+)/$',
HomeView.as_view(),
name="h1ds-configdb-filtered"))
def test_charfield_get_choices_doesnt_evaluate_lazy_strings(self):
# Regression test for #23098
# Will raise ZeroDivisionError if lazy is evaluated
lazy_func = lazy(lambda x: 0 / 0, int)
f = models.CharField(choices=[(lazy_func('group'), (('a', 'A'), ('b', 'B')))])
self.assertEqual(f.get_choices(True)[0], ('', '---------'))
def test_BigIntegerField(self):
lazy_func = lazy(lambda: long(9999999999999999999), long)
self.assertIsInstance(
BigIntegerField().get_prep_value(lazy_func()),
long)
from django.utils.safestring import mark_safe
from django.urls import reverse
from collections import OrderedDict
from rdrf.forms.dynamic import fields
from rdrf.forms.widgets import widgets
import logging
from rdrf.forms.dynamic.calculated_fields import CalculatedFieldScriptCreator, CalculatedFieldScriptCreatorError
from rdrf.forms.dynamic.validation import ValidatorFactory
from rdrf.models.definition.models import CommonDataElement
from django.utils.functional import lazy
from django.utils.translation import ugettext_lazy as _
from django.conf import settings
mark_safe_lazy = lazy(mark_safe, str)
logger = logging.getLogger(__name__)
class FieldContext:
"""
Where a field can appear - on a form or in a questionnaire
On the questionnaire we use a different label text
"""
CLINICAL_FORM = "Form"
QUESTIONNAIRE = "Questionnaire"
class FieldFactory(object):
# registry overrides
def test_BooleanField(self):
lazy_func = lazy(lambda: True, bool)
self.assertIsInstance(
BooleanField().get_prep_value(lazy_func()),
bool)
def test_DecimalField(self):
lazy_func = lazy(lambda: Decimal('1.2'), Decimal)
self.assertIsInstance(
DecimalField().get_prep_value(lazy_func()),
Decimal)
class FormField(models.Model):
form = models.ForeignKey(Form,
related_name='fields',
verbose_name=_('form'),
on_delete=models.CASCADE)
ordering = models.IntegerField(_('ordering'), default=0)
title = models.CharField(_('title'), max_length=100)
name = models.CharField(_('name'), max_length=100)
type = models.CharField(_('type'),
max_length=20,
choices=lazy(get_type_choices, list)())
choices = models.CharField(_('choices'),
max_length=1024,
blank=True,
help_text=_('Comma-separated'))
help_text = models.CharField(
_('help text'),
max_length=1024,
blank=True,
help_text=_('Optional extra explanatory text beside the field'))
default_value = models.CharField(
_('default value'),
max_length=255,
blank=True,
help_text=_('Optional default value of the field'))
is_required = models.BooleanField(_('is required'), default=True)
class Meta:
ordering = ['ordering', 'id']
unique_together = (('form', 'name'), )
verbose_name = _('form field')
verbose_name_plural = _('form fields')
def __str__(self):
return self.title
def clean(self):
if self.choices and not isinstance(self.get_type(), forms.ChoiceField):
raise forms.ValidationError(
_("You can't specify choices for %s fields") % self.type)
def get_choices(self):
def get_tuple(value):
return (slugify(value.strip()), value.strip())
choices = [get_tuple(value) for value in self.choices.split(',')]
if not self.is_required and self.type == 'select':
choices = BLANK_CHOICE_DASH + choices
return tuple(choices)
def get_type(self, **kwargs):
types = dict((r[0], r[2]) for r in FIELD_TYPES)
return types[self.type](**kwargs)
def add_formfield(self, fields, form):
fields[slugify(self.name)] = self.formfield()
def formfield(self):
kwargs = dict(
label=self.title,
required=self.is_required,
initial=self.default_value,
)
if self.choices:
kwargs['choices'] = self.get_choices()
if self.help_text:
kwargs['help_text'] = self.help_text
return self.get_type(**kwargs)
def test_comparison_with_lazy():
x = Translation(localized_string='xxx')
lazy_u = lazy(lambda x: x, unicode)
x == lazy_u('xxx')
lazy_u('xxx') == x
def get_langs():
return DEV_LANGUAGES if DEV else PROD_LANGUAGES
LANGUAGE_URL_MAP = dict([(i.lower(), i) for i in get_langs()])
def lazy_langs():
from product_details import product_details
return [(lang.lower(), product_details.languages[lang]['native'])
for lang in get_langs() if lang in product_details.languages]
LANGUAGES = lazy(lazy_langs, list)()
# Not all URLs need locale.
SUPPORTED_NONLOCALES = [
'media', 'static', 'admin', 'csp', 'api', 'contribute.json', 'admin',
'autocomplete', 'humans.txt'
]
# Email
SERVER_EMAIL = config('SERVER_EMAIL', default='*****@*****.**')
EMAIL_BACKEND = config(
'EMAIL_BACKEND', default='django.core.mail.backends.console.EmailBackend')
FROM_NOREPLY = config('FROM_NOREPLY',
default='Mozillians.org <*****@*****.**>')
FROM_NOREPLY_VIA = config(
'FROM_NOREPLY_VIA',
def test_ImageField(self):
lazy_func = lazy(lambda: 'filename.ext', six.text_type)
self.assertIsInstance(
ImageField().get_prep_value(lazy_func()),
six.text_type)
def test_FloatField(self):
lazy_func = lazy(lambda: 1.2, float)
self.assertIsInstance(
FloatField().get_prep_value(lazy_func()),
float)
def test_EmailField(self):
lazy_func = lazy(lambda: '*****@*****.**', six.text_type)
self.assertIsInstance(
EmailField().get_prep_value(lazy_func()),
six.text_type)
if val is None:
if format_type not in FORMAT_SETTINGS:
return format_type
val = getattr(settings, format_type)
elif format_type in ISO_INPUT_FORMATS.keys():
# If a list of input formats from one of the format_modules was
# retrieved, make sure the ISO_INPUT_FORMATS are in this list.
val = list(val)
for iso_input in ISO_INPUT_FORMATS.get(format_type, ()):
if iso_input not in val:
val.append(iso_input)
_format_cache[cache_key] = val
return val
get_format_lazy = lazy(get_format, six.text_type, list, tuple)
def date_format(value, format=None, use_l10n=None):
"""
Formats a datetime.date or datetime.datetime object using a
localizable format
If use_l10n is provided and is not None, that will force the value to
be localized (or not), overriding the value of settings.USE_L10N.
"""
return dateformat.format(
value, get_format(format or 'DATE_FORMAT', use_l10n=use_l10n))
def time_format(value, format=None, use_l10n=None):
def test_DateTimeField(self):
lazy_func = lazy(lambda: datetime.datetime.now(), datetime.datetime)
self.assertIsInstance(
DateTimeField().get_prep_value(lazy_func()),
datetime.datetime)
from django.utils.safestring import mark_safe
from django.utils.translation import ugettext_lazy as _
from enumfields import Enum, EnumIntegerField
from shuup.core.excs import (ProductNotOrderableProblem,
ProductNotVisibleProblem)
from shuup.core.fields import MoneyValueField, QuantityField, UnsavedForeignKey
from shuup.core.signals import get_orderability_errors, get_visibility_errors
from shuup.core.utils import context_cache
from shuup.utils.analog import define_log_model
from shuup.utils.properties import MoneyPropped, PriceProperty
from ._product_media import ProductMediaKind
from ._products import ProductMode, ProductVisibility, StockBehavior
mark_safe_lazy = lazy(mark_safe, six.text_type)
class ShopProductVisibility(Enum):
NOT_VISIBLE = 0
SEARCHABLE = 1
LISTED = 2
ALWAYS_VISIBLE = 3
class Labels:
NOT_VISIBLE = _("not visible")
SEARCHABLE = _("searchable")
LISTED = _("listed")
ALWAYS_VISIBLE = _("always visible")
def widget_attrs(self, widget):
lazy_reverse = lazy(reverse, str)
return {
'class': 'email-autocomplete',
'data-src': lazy_reverse('users.ajax')
}
from django.utils.functional import lazy
from modeltranslation.settings import *
def get_language():
"""
Return an active language code that is guaranteed to be in
settings.LANGUAGES (Django does not seem to guarantee this for us).
"""
lang = _get_language()
if lang not in AVAILABLE_LANGUAGES and '-' in lang:
lang = lang.split('-')[0]
if lang in AVAILABLE_LANGUAGES:
return lang
return DEFAULT_LANGUAGE
def get_translation_fields(field):
"""Returns a list of localized fieldnames for a given field."""
return [build_localized_fieldname(field, l) for l in AVAILABLE_LANGUAGES]
def build_localized_fieldname(field_name, lang):
return str('%s_%s' % (field_name, lang.replace('-', '_')))
def _build_localized_verbose_name(verbose_name, lang):
return u'%s [%s]' % (verbose_name, LANGUAGE_VERBOSE_NAMES.get(lang, lang))
build_localized_verbose_name = lazy(_build_localized_verbose_name, unicode)
def test_BinaryField(self):
lazy_func = lazy(lambda: b'', bytes)
self.assertIsInstance(
BinaryField().get_prep_value(lazy_func()),
bytes)
for validator in password_validators:
help_texts.append(validator.get_help_text())
return help_texts
def _password_validators_help_text_html(password_validators=None):
"""
Return an HTML string with all help texts of all configured validators
in an <ul>.
"""
help_texts = password_validators_help_texts(password_validators)
help_items = [format_html('<li>{}</li>', help_text) for help_text in help_texts]
return '<ul>%s</ul>' % ''.join(help_items) if help_items else ''
password_validators_help_text_html = lazy(_password_validators_help_text_html, text_type)
class MinimumLengthValidator(object):
"""
Validate whether the password is of a minimum length.
"""
def __init__(self, min_length=8):
self.min_length = min_length
def validate(self, password, user=None):
if len(password) < self.min_length:
raise ValidationError(
ungettext(
"This password is too short. It must contain at least %(min_length)d character.",
"This password is too short. It must contain at least %(min_length)d characters.",
'NestedGenericStackedInlineMixin',
'NestedGenericTabularInlineMixin',
'NestedGenericInlineModelAdminMixin',
'NestedInlineAdminFormsetMixin')
def get_method_function(fn):
return fn.im_func if six.PY2 else fn
def get_model_id(model_cls):
opts = model_cls._meta
return "%s-%s" % (opts.app_label, opts.model_name)
lazy_reverse = lazy(reverse, str)
server_data_js_url = lazy_reverse('nesting_server_data')
class NestedAdminMixin(object):
@property
def _djn_js_deps(self):
"""
Returns a set of js files that, if present, ought to precede
nested_admin.js in the media load order
"""
extra = '' if settings.DEBUG else '.min'
return {
'admin/js/core.js',
'admin/js/vendor/jquery/jquery%s.js' % extra,
except NoReverseMatch:
# In case the versioning scheme reversal fails, fallback to the
# default implementation
url = _reverse(viewname, args, kwargs, request, format, **extra)
else:
url = _reverse(viewname, args, kwargs, request, format, **extra)
return preserve_builtin_query_params(url, request)
def _reverse(viewname,
args=None,
kwargs=None,
request=None,
format=None,
**extra):
"""
Same as `django.urls.reverse`, but optionally takes a request
and returns a fully qualified URL, using the request to get the base URL.
"""
if format is not None:
kwargs = kwargs or {}
kwargs['format'] = format
url = django_reverse(viewname, args=args, kwargs=kwargs, **extra)
if request:
return request.build_absolute_uri(url)
return url
reverse_lazy = lazy(reverse, six.text_type)
from oslo_utils import units
from django.conf import settings
from django.contrib.auth import logout
from django import http
from django.utils.encoding import force_text
from django.utils.functional import lazy
from django.utils import translation
def _lazy_join(separator, strings):
return separator.join([force_text(s) for s in strings])
lazy_join = lazy(_lazy_join, str)
def bytes_to_gigabytes(bytes):
# Converts the number of bytes to the next highest number of Gigabytes
# For example 5000000 (5 Meg) would return '1'
return int(math.ceil(float(bytes) / units.Gi))
def add_logout_reason(request, response, reason, status='success'):
# Store the translated string in the cookie
lang = translation.get_language_from_request(request)
with translation.override(lang):
reason = force_text(reason).encode('unicode_escape').decode('ascii')
response.set_cookie('logout_reason', reason, max_age=10)
response.set_cookie('logout_status', status, max_age=10)
class IntegrationScaffoldingForm(Form):
name = CharField(max_length=80,
label=_('Integration name'),
widget=TextInput())
author_homepage = URLField(label=_('Author\'s homepage'), required=False)
issue_tracker = URLField(label=_('Issue tracker URL'),
required=False,
help_text=_('Bug reports and feature requests'))
categories = MultipleChoiceField(widget=HiddenInput(),
disabled=True,
required=True,
label=_('Categories'),
choices=lazy(get_categories, list),
help_text=_('Hold down Ctrl and click to '
'select multiple entries'))
summary = CharField(
max_length=256,
label=_('Summary'),
help_text=
_('Short description of your app that will be rendered as short teaser'
))
screenshot = URLField(max_length=256,
label=_('Screenshot URL'),
required=False,
help_text=_('URL for integration screenshot'))
screenshot_thumbnail = URLField(max_length=256,
label=_('Screenshot '
'thumbnail URL'),
required=False,
help_text=_('URL for integration '
'screenshot in '
'smaller dimensions. '
'Must be used in combination '
'with a larger screenshot.'))
description = CharField(widget=Textarea,
label=_('Description'),
help_text=_('Full description of what your'
' integration '
'does. Can contain Markdown.'))
def _create_discourse_category(self, app_id: str) -> None:
url = '%s/categories?api_key=%s&api_username=%s' % (
settings.DISCOURSE_URL.rstrip('/'), settings.DISCOURSE_TOKEN,
settings.DISCOURSE_USER)
data = {
'name': app_id.replace('_', '-'),
'color': '3c3945',
'text_color': 'ffffff'
}
if settings.DISCOURSE_PARENT_CATEGORY_ID:
data['parent_category_id'] = settings.DISCOURSE_PARENT_CATEGORY_ID
# ignore requests errors because there can be many issues and we do not
# want to abort app registration just because the forum is down or
# leak sensitive data like tokens or users
try:
requests.post(url, data=data)
except requests.HTTPError:
pass
def save(self, user, app_id, action):
if app_id is None:
app_id = slugify(self.cleaned_data['name']).replace('-', '_')[:80]
try:
app = App.objects.get(id=app_id)
if app.can_update(user) or user.is_superuser:
if action == "reject" and user.is_superuser:
'''Not optimal but works'''
Screenshot.objects.filter(app=app).delete()
app.delete()
elif action == "approve" and user.is_superuser:
app.approved = True
if settings.DISCOURSE_TOKEN:
self._create_discourse_category(app_id)
app.save()
return app_id
else:
'''Not optimal but works'''
Screenshot.objects.filter(app=app).delete()
if self.data['screenshot']:
screenshot = Screenshot.objects.create(
url=self.cleaned_data['screenshot'],
small_thumbnail=self.
cleaned_data['screenshot_thumbnail'],
ordering=1,
app=app)
screenshot.save()
app.description = self.cleaned_data['description']
app.name = self.cleaned_data['name']
app.summary = self.cleaned_data['summary']
app.website = self.cleaned_data['author_homepage']
app.issue_tracker = self.cleaned_data['issue_tracker']
app.save()
return app_id
except App.DoesNotExist:
app = App.objects.create(id=app_id,
owner=user,
certificate=uuid.uuid1().urn)
app.set_current_language('en')
app.categories.set(self.cleaned_data['categories'])
app.description = self.cleaned_data['description']
app.name = self.cleaned_data['name']
app.summary = self.cleaned_data['summary']
app.website = self.cleaned_data['author_homepage']
app.issue_tracker = self.cleaned_data['issue_tracker']
app.save()
p = App.objects.get(id=app_id)
p.is_integration = True
if user.is_superuser:
p.approved = True
if settings.DISCOURSE_TOKEN:
self._create_discourse_category(app_id)
else:
send_mail(
"New integration submitted", "Please review the "
"integration to make "
"sure it fits the "
"guidelines.", settings.NEXTCLOUD_FROM_EMAIL,
settings.NEXTCLOUD_INTEGRATIONS_APPROVAL_EMAILS)
p.save()
if self.data['screenshot']:
screenshot = Screenshot.objects.create(
url=self.cleaned_data['screenshot'],
small_thumbnail=self.cleaned_data['screenshot_thumbnail'],
ordering=1,
app=p)
screenshot.save()
if not p.is_integration or p.approved or user.is_superuser:
return app_id
# In order to be able to use ALLOWED_HOSTS to validate URLs, we need to
# have a version of the host that contains the port. This only applies
# to local development (usually the host is localhost:8000).
if ":" in host:
host_no_port = host.rsplit(":", 1)[0]
result = [host, host_no_port]
# add values from environment variable. Needed in case of URL/domain redirections
env_vars_str = os.getenv("ALLOWED_HOSTS", "127.0.0.1:8000")
env_vars = [x.strip() for x in env_vars_str.split(",")]
result.extend(env_vars)
return result
ALLOWED_HOSTS = lazy(_allowed_hosts, list)()
# Auth
# The first hasher in this list will be used for new passwords.
# Any other hasher in the list can be used for existing passwords.
PASSWORD_HASHERS = (
"django.contrib.auth.hashers.PBKDF2PasswordHasher",
"django.contrib.auth.hashers.PBKDF2SHA1PasswordHasher",
"django.contrib.auth.hashers.BCryptSHA256PasswordHasher",
"django.contrib.auth.hashers.BCryptPasswordHasher",
"django.contrib.auth.hashers.SHA1PasswordHasher",
"django.contrib.auth.hashers.MD5PasswordHasher",
"django.contrib.auth.hashers.UnsaltedMD5PasswordHasher",
)
# Logging
Remove characters that aren't alphanumerics, underscores, or hyphens.
Convert to lowercase. Also strip leading and trailing whitespace.
"""
value = str(value)
if allow_unicode:
value = unicodedata.normalize('NFKC', value)
else:
value = unicodedata.normalize('NFKD',
value).encode('ascii',
'ignore').decode('ascii')
value = re.sub(r'[^\w\s-]', '', value).strip().lower()
return re.sub(r'[-\s]+', '-', value)
def camel_case_to_spaces(value):
"""
Split CamelCase and convert to lowercase. Strip surrounding whitespace.
"""
return re_camel_case.sub(r' \1', value).strip().lower()
def _format_lazy(format_string, *args, **kwargs):
"""
Apply str.format() on 'format_string' where format_string, args,
and/or kwargs might be lazy.
"""
return format_string.format(*args, **kwargs)
format_lazy = lazy(_format_lazy, str)
def test_AutoField(self):
lazy_func = lazy(lambda: 1, int)
self.assertIsInstance(
AutoField(primary_key=True).get_prep_value(lazy_func()),
int)
def ngettext(singular, plural, number):
return _trans.ngettext(singular, plural, number)
def ugettext(message):
return _trans.ugettext(message)
def ungettext(singular, plural, number):
return _trans.ungettext(singular, plural, number)
def pgettext(context, message):
return _trans.pgettext(context, message)
def npgettext(context, singular, plural, number):
return _trans.npgettext(context, singular, plural, number)
ngettext_lazy = lazy(ngettext, str)
gettext_lazy = lazy(gettext, str)
ungettext_lazy = lazy(ungettext, unicode)
ugettext_lazy = lazy(ugettext, unicode)
pgettext_lazy = lazy(pgettext, unicode)
npgettext_lazy = lazy(npgettext, unicode)
def activate(language):
return _trans.activate(language)
def deactivate():
return _trans.deactivate()
def get_language():
return _trans.get_language()
def __init__(self, *args, **kwargs):
"""We need to override this to make the choices lazy and prevent import madness"""
super(PermissionsMixin, self).__init__(*args, **kwargs)
self._meta.get_field('user_permissions')._choices = lazy(get_permission_choices, list)()
def test_IntegerField(self):
lazy_func = lazy(lambda: 1, int)
self.assertIsInstance(
IntegerField().get_prep_value(lazy_func()),
int)
import logging
logger = logging.getLogger(__name__)
class TranslationDoesNotExist(AttributeError):
"""
A tagging interface to detect missing translations.
The exception inherits from :class:`AttributeError` to reflect what is actually happening.
It also causes the templates to handle the missing attributes silently, which is very useful in the admin for example.
"""
pass
_lazy_verbose_name = lazy(
lambda x: ugettext("{0} Translation").format(x._meta.verbose_name),
unicode)
def create_translations_model(shared_model, related_name, meta, **fields):
"""
Dynamically create the translations model.
Create the translations model for the shared model 'model'.
:param related_name: The related name for the reverse FK from the translations model.
:param meta: A (optional) dictionary of attributes for the translations model's inner Meta class.
:param fields: A dictionary of fields to put on the translations model.
Two fields are enforced on the translations model:
language_code: A 15 char, db indexed field.
