def clean(self, value):
super(CaptchaField, self).clean(value)
CaptchaStore.remove_expired()
response, value[1] = (value[1] or '').strip().lower(), ''
hashkey = value[0]
if settings.CAPTCHA_TEST_MODE and response.lower() == 'passed':
# automatically pass the test
try:
# try to delete the captcha based on its hash
CaptchaStore.objects.get(hashkey=hashkey).delete()
except CaptchaStore.DoesNotExist:
# ignore errors
pass
elif not self.required and not response:
pass
else:
# let enable validity_count times
# of clean() method
if hashkey in self.validity_cache and self.validity_cache[hashkey] > 0:
self.validity_cache[hashkey] -= 1
return value
try:
captcha = CaptchaStore.objects.get(
response=response,
hashkey=hashkey,
expiration__gt=get_safe_now())
self.validity_cache[hashkey] = self.validity_count - 1
captcha.delete()
except CaptchaStore.DoesNotExist:
raise ValidationError(
getattr(self, 'error_messages', {}).get('invalid',
_('Invalid CAPTCHA')))
return value
def clean(self, value):
super(CaptchaField, self).clean(value)
response, value[1] = (value[1] or '').strip().lower(), ''
CaptchaStore.remove_expired()
if captcha_settings.CAPTCHA_TEST_MODE and response.lower() == 'passed':
# automatically pass the test
try:
# try to delete the captcha based on its hash
CaptchaStore.objects.get(hashkey=value[0]).delete()
except CaptchaStore.DoesNotExist:
# ignore errors
pass
elif not self.required and not response:
pass
else:
# https://code.google.com/p/django-simple-captcha/issues/detail?id=4
try:
CaptchaStore.objects.get(response=response,
hashkey=value[0],
expiration__gt=get_safe_now())
self.second_time_validate_delete(value[0])
self.hashKey = value[0]
except CaptchaStore.DoesNotExist:
raise ValidationError(
getattr(self, 'error_messages',
{}).get('invalid', _('Invalid CAPTCHA')))
return value
def clean(self, value):
super(CaptchaField, self).clean(value)
response, value[1] = (value[1] or '').strip().lower(), ''
CaptchaStore.remove_expired()
if settings.CAPTCHA_TEST_MODE and response.lower() == 'passed':
# automatically pass the test
try:
# try to delete the captcha based on its hash
CaptchaStore.objects.get(hashkey=value[0]).delete()
except CaptchaStore.DoesNotExist:
# ignore errors
pass
elif not self.required and not response:
pass
else:
try:
CaptchaStore.objects.get(
response=response,
hashkey=value[0],
expiration__gt=get_safe_now()).delete()
except CaptchaStore.DoesNotExist:
raise ValidationError(
getattr(self, 'error_messages',
{}).get('invalid',
ugettext_lazy('Invalid CAPTCHA')))
return value
def imageV(key, response):
try:
CaptchaStore.objects.get(response=response.lower(),
hashkey=key,
expiration__gt=get_safe_now()).delete()
except CaptchaStore.DoesNotExist:
return -1
return 0
def save(self, *args, **kwargs):
#import ipdb; ipdb.set_trace()
self.response = six.text_type(self.response).lower()
if not self.expiration:
#self.expiration = datetime.datetime.now() + datetime.timedelta(minutes=int(captcha_settings.CAPTCHA_TIMEOUT))
self.expiration = get_safe_now() + datetime.timedelta(minutes=int(captcha_settings.CAPTCHA_TIMEOUT))
if not self.hashkey:
key_ = unicodedata.normalize('NFKD', str(randrange(0, MAX_RANDOM_KEY)) + str(time.time()) + six.text_type(self.challenge)).encode('ascii', 'ignore') + unicodedata.normalize('NFKD', six.text_type(self.response)).encode('ascii', 'ignore')
if hashlib:
self.hashkey = hashlib.sha1(key_).hexdigest()
else:
self.hashkey = sha.new(key_).hexdigest()
del(key_)
super(CaptchaStore, self).save(*args, **kwargs)
def clean(self, value):
super(CaptchaField, self).clean(value)
response, value[1] = value[1].strip().lower(), ''
CaptchaStore.remove_expired()
try:
store = CaptchaStore.objects.get(response=response,
hashkey=value[0],
expiration__gt=get_safe_now())
store.delete()
except Exception:
raise ValidationError(
getattr(self, 'error_messages',
dict()).get('invalid', _('Invalid CAPTCHA')))
return value
def testDeleteExpired(self):
self.default_store.expiration = get_safe_now() - datetime.timedelta(minutes=5)
self.default_store.save()
hash_ = self.default_store.hashkey
r = self.client.post(reverse('captcha-test'), dict(captcha_0=hash_, captcha_1=self.default_store.response, subject='xxx', sender='*****@*****.**'))
self.assertEqual(r.status_code, 200)
self.assertFalse('Form validated' in str(r.content))
# expired -> deleted
try:
CaptchaStore.objects.get(hashkey=hash_)
self.fail()
except:
pass
def testDeleteExpired(self):
self.default_store.expiration = get_safe_now() - datetime.timedelta(minutes=5)
self.default_store.save()
hash_ = self.default_store.hashkey
r = self.client.post(reverse('captcha-test'), dict(captcha_0=hash_, captcha_1=self.default_store.response, subject='xxx', sender='*****@*****.**'))
self.assertEqual(r.status_code, 200)
self.assertFalse('Form validated' in str(r.content))
# expired -> deleted
try:
CaptchaStore.objects.get(hashkey=hash_)
self.fail()
except:
pass
def handle(self, **options):
from captcha.models import CaptchaStore
verbose = int(options.get('verbosity'))
expired_keys = CaptchaStore.objects.filter(expiration__lte=get_safe_now()).count()
if verbose >= 1:
print("Currently %d expired hashkeys" % expired_keys)
try:
CaptchaStore.remove_expired()
except:
if verbose >= 1:
print("Unable to delete expired hashkeys.")
sys.exit(1)
if verbose >= 1:
if expired_keys > 0:
print("%d expired hashkeys removed." % expired_keys)
else:
print("No keys to remove.")
def remove_expired(cls):
cls.objects.filter(expiration__lte=get_safe_now()).delete()
def clean(self, value):
super(CaptchaField, self).clean(value)
response, value[1] = value[1].strip().lower(), ''
CaptchaStore.remove_expired()
try:
store = CaptchaStore.objects.get(response=response, hashkey=value[0], expiration__gt=get_safe_now())
store.delete()
except Exception:
raise ValidationError(getattr(self, 'error_messages', dict()).get('invalid', _('Invalid CAPTCHA')))
return value
def test_signup(self):
"""
测试整个signup流程,大致的流程如下,边界测试写在代码中:
1.获得登陆界面,按照上面的action发出post请求,应该返回register界面;
2.按照register界面的action发出post;
3.从数据库中能够获取到User并且is_activate标记为False(尚未激活);
4.从邮件中取出激活邮件,从中获取到激活码链接,发送激活请求;
5.激活成功后:
a.从数据库取出User应该为激活状态,is_activate=True
b.user应该有一个拥有的StudyTribe
c.应该有三个权限组:tribeowner,tribeadmin,tribemember
d.user属于这个tribe的tribeowner组
e.tribeowner拥有:enter_tribe,remove_tribe,change_tribe_grade权限
f.tribeadmin拥有:enter_tribe,remove_tribe权限
g.tribemember拥有:enter_tribe权限
f.跳转到选择tribe的界面中
6.激活失败后显示失败界面
"""
#随便选了input和对应的验证数,应该会抛出异常
hashkey_from_page = 'scls'
input_captcha = 'ss'
self.assertRaises(Exception,
CaptchaStore.objects.get,
{'response':input_captcha,
'hashkey':hashkey_from_page,
'expiration__gt':get_safe_now()})
data = {
'username':'******',
'email':'*****@*****.**',
'password1':'123456',
'password2':'123456',
'captcha_0':'sdjslf',
'captcha_1':'XJMD',
}
response = self.client.post(reverse('studytribe_sign_main',args=['signup']),data)
#发送的captcha_0不对,创建不了用户
self.assertRaises(Exception,
User.objects.get,
{'username':'******'})
#向register发送POST请求获取hashkey_from_page,在数据库中查出challenge
#然后用这个表单POST,应该成功创建出一个没有激活的帐户
soup = BeautifulSoup(response.content)
ne = soup.find('input',{'id':'id_captcha_0'})
hashkey_from_page = ne['value']
csobj = CaptchaStore.objects.get(hashkey=hashkey_from_page)
input_captcha = csobj.challenge
data['captcha_0'] = hashkey_from_page
data['captcha_1'] = input_captcha
response = self.client.post(reverse('studytribe_sign_main',args=['signup']),data)
user = User.objects.get(username='******')
self.assertTrue(user is not None)
self.assertFalse(user.is_active)
self.assertEquals(len(mail.outbox),1)
#但此时还没有owned_tribe,激活后才有
self.assertEquals(len(StudyTribe.objects.all()),0)
#开始激活
mail_content = mail.outbox[0].body
match = re.search('activate/(.*)/' , mail_content)
activation_key = match.group(1)
c = self.client
#用一个错误的激活码
response = c.get(reverse('userena_activate',
kwargs={'activation_key':'sselsjdfkjl'}))
self.assertFalse(User.objects.get(username__exact='someone').is_active,
msg = "After user been activated by a wrong activate_key,the user's is_active property should equals False.")
#验证失败返回激活失败界面
self.assertTemplateUsed(response,
settings.USER_ACTIVATE_FAIL_TEMPLATE)
#try the correct activation_key
response = c.get(reverse('userena_activate',
kwargs={'activation_key' : activation_key}))
self.assertTrue(User.objects.get(username__exact='someone').is_active,
msg = "After user been activated,the user's is_active property should equals True.")
#验证跳转到激活正确界面
tribe_choose_url = (userena_settings.USERENA_SIGNIN_REDIRECT_URL %
{'username':user.username})
self.assertRedirects(response,tribe_choose_url)
#验证权限begin
user = User.objects.get(username__exact='someone')
#if there have no tribe,will raise StudyTribe.DoesNotExist exception
self.assertEquals(len(StudyTribe.objects.all()),1,
msg="After user been activated,the user's StudyTribe should be created.")
permission_group = Group.objects.all()
self.assertEquals(len(permission_group),3,
msg="After user been activated,three permission groups should be created.")
tribe_owner_name = "tribe_owner:%d" % user.created_tribe.id
towner = Group.objects.get(name=tribe_owner_name)
tadmin = Group.objects.get(name="tribe_admin:%d" % user.created_tribe.id)
tmember = Group.objects.get(name="tribe_member:%d" % user.created_tribe.id)
owner_permissions = ['enter_studytribe',
'add_studytribe',
'delete_studytribe',
'change_studytribe',
'change_studytribe_grade']
admin_permissions = ['enter_studytribe',
'add_studytribe',
'delete_studytribe',
'change_studytribe']
member_permissions = ['enter_studytribe']
owner_group_permissions = get_perms(towner,user.created_tribe)
self.assertEquals(len(owner_group_permissions),5)
for perm_code in owner_group_permissions:
self.assertTrue(perm_code in owner_permissions)
admin_group_permissions = get_perms(tadmin,user.created_tribe)
self.assertEquals(len(admin_group_permissions),4)
for perm_code in admin_group_permissions:
self.assertTrue(perm_code in admin_permissions)
member_group_permissions = get_perms(tmember,user.created_tribe)
self.assertEquals(len(member_group_permissions),1)
for perm_code in member_group_permissions:
self.assertTrue(perm_code in member_permissions)
self.assertEquals(len(user.groups.all()),1)
self.assertTrue(user.groups.all()[0].name == tribe_owner_name)
tribe = user.created_tribe
self.assertTrue(user.has_perm('studygroup.enter_studytribe',tribe))
self.assertTrue(user.has_perm('studygroup.delete_studytribe',tribe))
self.assertTrue(user.has_perm('studygroup.change_studytribe_grade',tribe))
self.assertFalse(user.has_perm('studygroup.change_studytribe_grade'))
self.assertEquals(len(get_objects_for_user(user,'studygroup.enter_studytribe')),1)
def clean(self, value):
super(CaptchaField, self).clean(value)
response, value[1] = value[1].strip().lower(), ''
CaptchaStore.remove_expired()
if django_settings.DEBUG and response.lower() == 'passed':
# automatically pass the test
try:
# try to delete the captcha based on its hash
CaptchaStore.objects.get(hashkey=value[0]).delete()
except Exception:
# ignore errors
pass
else:
try:
store = CaptchaStore.objects.get(response=response, hashkey=value[0], expiration__gt=get_safe_now())
store.delete()
except Exception:
raise ValidationError(getattr(self, 'error_messages', dict()).get('invalid', _('Invalid CAPTCHA')))
return value
def imageV(key, response):
try:
CaptchaStore.objects.get(response=response, hashkey=key, expiration__gt=get_safe_now()).delete()
except CaptchaStore.DoesNotExist:
return -1
return 0
def check_captcha(request):
""" Check a submitted captcha.
This Django view function checks that the submitted captcha value
matches the captcha value in the database.
The following parameters are required:
'key'
The captcha key returned by a previous call to
create_captcha(), above.
'value'
The captcha value, as typed by the user.
Upon completion, we return an HttpResponse consisting of an object with
the following fields, in JSON format:
'success'
True if an only if the entered captcha value was correct.
Note that this view function supports JSON-P via a "callback"
parameter.
"""
# Grab our HTTP request parameters.
if request.method == "GET":
params = request.GET
elif request.method == "POST":
params = request.POST
else:
raise RuntimeError("Unsupported HTTP method: " + request.method)
if "key" in params:
key = params['key']
else:
raise RuntimeError("Missing parameter: 'key'")
if "value" in params:
value = params['value'].strip().lower()
else:
raise RuntimeError("Missing parameter: 'value'")
# Check to see that this captcha is still valid. Note that this logic is
# derived from the captcha.fields.CaptchaField.validate() method.
CaptchaStore.remove_expired()
try:
captcha = CaptchaStore.objects.get(response__iexact=value, hashkey=key,
expiration__gt=get_safe_now())
captcha.delete()
success = True
except CaptchaStore.DoesNotExist:
success = False
# Format the data to return back to the caller.
results = json.dumps({'success' : success})
# Handle JSON-P, if necessary.
if "callback" in params:
results = params['callback'] + "(" + results + ")"
# Finally, return the results back to the caller.
response = HttpResponse(results, mimetype="application/json")
response["Access-Control-Allow-Origin"] = "*"
return response
def validate(self, attrs):
response = (attrs.get('response') or '').lower()
hashkey = attrs.get('hashkey', '')
CaptchaStore.remove_expired()
if not self.required and not response:
pass
else:
try:
CaptchaStore.objects.get(response=response, hashkey=hashkey, expiration__gt=get_safe_now()).delete()
except CaptchaStore.DoesNotExist:
raise ValidationError(self.error_messages['invalid_captcha'])
return {}
def clean(self, value):
super(CaptchaField, self).clean(value)
response, value[1] = value[1].strip().lower(), ""
CaptchaStore.remove_expired()
try:
store = CaptchaStore.objects.get(response=response, hashkey=value[0], expiration__gt=get_safe_now())
store.delete()
except Exception:
raise ValidationError(
getattr(self, "error_messages", dict()).get("invalid", _(u".کد امنیتی وارد شده صحیح نمی باشد"))
)
return value
def clean(self, value):
super(CaptchaField, self).clean(value)
response, value[1] = value[1].strip().lower(), ''
CaptchaStore.remove_expired()
if settings.CATPCHA_TEST_MODE and response.lower() == 'passed':
# automatically pass the test
try:
# try to delete the captcha based on its hash
CaptchaStore.objects.get(hashkey=value[0]).delete()
except Exception:
# ignore errors
pass
else:
try:
CaptchaStore.objects.get(response=response, hashkey=value[0], expiration__gt=get_safe_now()).delete()
except Exception:
raise ValidationError(getattr(self, 'error_messages', dict()).get('invalid', _('CAPTCHA invalido')))
return value
def clean(self, value):
super(CaptchaField, self).clean(value)
response, value[1] = (value[1] or '').strip().lower(), ''
CaptchaStore.remove_expired()
if settings.CAPTCHA_TEST_MODE and response.lower() == 'passed':
# automatically pass the test
try:
# try to delete the captcha based on its hash
CaptchaStore.objects.get(hashkey=value[0]).delete()
except CaptchaStore.DoesNotExist:
# ignore errors
pass
elif not self.required and not response:
pass
else:
try:
CaptchaStore.objects.get(response=response, hashkey=value[0], expiration__gt=get_safe_now()).delete()
except CaptchaStore.DoesNotExist:
raise ValidationError(getattr(self, 'error_messages', {}).get('invalid', ugettext_lazy('Invalid CAPTCHA')))
return value
def imageV_notDelete(key, response):
try:
cap = CaptchaStore.objects.get(response=response.lower(), hashkey=key, expiration__gt=get_safe_now())
except CaptchaStore.DoesNotExist:
return -1
return 0
