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# Copyright 2010 the Melange authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Module containing data providers for UserProperty."""
from django.core.validators import email_re
from soc.modules.seeder.logic.providers.provider import BaseDataProvider
from soc.modules.seeder.logic.providers.provider import FixedValueProvider
from soc.modules.seeder.logic.providers.provider import ParameterValueError
class EmailProvider(BaseDataProvider):
"""Base class for all data providers that return an e-mail."""
class FixedEmailProvider(EmailProvider, FixedValueProvider):
"""Data provider that returns a fixed e-mail."""
def checkParameters(self):
super(FixedEmailProvider, self).checkParameters()
value = self.param_values.get('value', None)
try:
if not email_re.match(value):
raise ValueError
except (TypeError, ValueError):
raise ParameterValueError('%s is not a valid e-mail address' % value)
class UniqueEmailProvider(EmailProvider):
"""Data provider that returns a unique email address."""
counter = 0
@staticmethod
def getUsername():
"""Returns a unique username for the generated email address."""
UniqueEmailProvider.counter += 1
return 'username%s' % UniqueEmailProvider.counter
@staticmethod
def getRandomDomain():
"""Returns a random domain for a link."""
#TODO(sttwister): Really return a random domain
return "gmail.com"
def getValue(self):
return '%s@%s' % (
UniqueEmailProvider.getUsername(),
UniqueEmailProvider.getRandomDomain())