127 lines
4.6 KiB
Python
127 lines
4.6 KiB
Python
# w.c.s. - web application for online forms
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# Copyright (C) 2005-2010 Entr'ouvert
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, see <http://www.gnu.org/licenses/>.
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import time
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from .qommon import sessions
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from .qommon.sessions import Session
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class BasicSession(Session):
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magictokens = None
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anonymous_formdata_keys = None
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visiting_objects = None
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def has_info(self):
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return (
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self.anonymous_formdata_keys
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or self.magictokens
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or self.visiting_objects
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or Session.has_info(self)
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)
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is_dirty = has_info
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def add_magictoken(self, token, data):
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if not self.magictokens:
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self.magictokens = {}
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self.magictokens[token] = data
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def remove_magictoken(self, token):
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if not self.magictokens:
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return
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if token in self.magictokens:
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del self.magictokens[token]
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def mark_anonymous_formdata(self, formdata):
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if not self.anonymous_formdata_keys:
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self.anonymous_formdata_keys = {}
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key = formdata.get_object_key()
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if key not in self.anonymous_formdata_keys:
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self.anonymous_formdata_keys[key] = True
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return True
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return False
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def is_anonymous_submitter(self, formdata):
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if not self.anonymous_formdata_keys:
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return False
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return formdata.get_object_key() in self.anonymous_formdata_keys
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def mark_visited_object(self, formdata):
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key = formdata.get_object_key()
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if not self.visiting_objects:
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self.visiting_objects = {}
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# first clean older objects
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current_timestamp = time.time()
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for object_key, object_timestamp in list(self.visiting_objects.items()):
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if object_timestamp < (current_timestamp - 30 * 60):
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del self.visiting_objects[object_key]
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self.visiting_objects[key] = current_timestamp
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@classmethod
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def get_visited_objects(cls, exclude_user=None):
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# return the list of visited objects
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current_timestamp = time.time()
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visited_objects = {}
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for session in cls.select_recent_with_visits(ignore_errors=True):
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if session.user and session.user == exclude_user:
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continue
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visiting_objects = getattr(session, 'visiting_objects', None)
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if not visiting_objects:
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continue
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for object_key, object_timestamp in visiting_objects.items():
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if object_timestamp > (current_timestamp - 30 * 60):
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visited_objects[object_key] = True
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return visited_objects.keys()
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@classmethod
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def get_object_visitors(cls, formdata):
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'''return tuples of (user_id, last_visit_timestamp)'''
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object_key = formdata.get_object_key()
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current_timestamp = time.time()
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visitors = {}
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for session in cls.get_sessions_with_visited_object(object_key):
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object_timestamp = session.visiting_objects.get(object_key)
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if object_timestamp > (current_timestamp - 30 * 60):
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visitors[session.user] = max(object_timestamp, visitors.get(session.user, 0))
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return visitors.items()
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def unmark_visited_object(self, formdata):
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object_key = formdata.get_object_key()
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# remove from current session
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if object_key in (getattr(self, 'visiting_objects', None) or {}):
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del self.visiting_objects[object_key]
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# and from others
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for session in self.__class__.select_recent_with_visits(ignore_errors=True):
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if session.id == self.id:
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continue
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visiting_objects = getattr(session, 'visiting_objects', None)
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if not visiting_objects:
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continue
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if object_key in visiting_objects:
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del session.visiting_objects[object_key]
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session.store()
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def set_user(self, user_id):
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super().set_user(user_id)
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if self.user:
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self.anonymous_formdata_keys = None
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self.magictokens = None
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sessions.BasicSession = BasicSession
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StorageSessionManager = sessions.StorageSessionManager
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