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# Copyright 2010 Le Coz Florent <louiz@louiz.org>
#
# This file is part of Poezio.
#
# Poezio is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, version 3 of the License.
#
# Poezio is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Poezio. If not, see <http://www.gnu.org/licenses/>.
from contact import Contact
from common import debug
class Roster(object):
def __init__(self):
self._contacts = {} # key = jid; value = Contact()
self._roster_groups = []
def add_contact(self, contact, jid):
"""
Add a contact to the contact list
"""
assert jid not in self._contacts
self._contacts[jid] = contact
def get_contact_len(self):
return len(self._contacts.keys())
def get_contact_by_jid(self, jid):
if jid in self._contacts:
return self._contacts[jid]
return None
def edit_groups_of_contact(self, contact, groups):
"""
Edit the groups the contact is in
Add or remove RosterGroup if needed
"""
# add the contact to each group he is in
if not len(groups):
groups = ['none']
for group in groups:
if group in contact._groups:
continue
else:
# create the group if it doesn't exist yet
contact._groups.append(group)
self.add_contact_to_group(group, contact)
# remove the contact from each group he is not in
for group in contact._groups:
if group not in groups:
# the contact is not in the group anymore
self.remove_contact_from_group(group, contact)
def remove_contact_from_group(self, group_name, contact):
"""
Remove the contact from the group.
Remove also the group if this makes it empty
"""
for group in self._roster_groups:
if group.name == group_name:
group.remove_contact(contact)
if group.is_empty():
self._roster_groups.remove(group)
return
def add_contact_to_group(self, group_name, contact):
"""
Add the contact to the group.
Create the group if it doesn't already exist
"""
for group in self._roster_groups:
if group.name == group_name:
group.add_contact(contact)
return
new_group = RosterGroup(group_name)
self._roster_groups.append(new_group)
new_group.add_contact(contact)
def get_groups(self):
return self._roster_groups
def __len__(self):
"""
Return the number of line that would be printed
"""
l = 0
for group in self._roster_groups:
l += 1
if not group.folded:
for contact in group.get_contacts():
l += 1
return l
def __repr__(self):
ret = '== Roster:\nContacts:\n'
for contact in self._contacts:
ret += '%s\n' % (contact,)
ret += 'Groups\n'
for group in self._roster_groups:
ret += '%s\n' % (group,)
return ret + '\n'
class RosterGroup(object):
"""
A RosterGroup is a group containing contacts
It can be Friends/Family etc, but also can be
Online/Offline or whatever
"""
def __init__(self, name, folded=False):
# debug('New group: %s \n' % name)
self._contacts = []
self.name = name
self.folded = folded # if the group content is to be shown
def is_empty(self):
return len(self._contacts) == 0
def remove_contact(self, contact):
"""
Remove a Contact object to the list
"""
assert isinstance(contact, Contact)
assert contact in self._contacts
self._contacts.remove(contact)
def add_contact(self, contact):
"""
append a Contact object to the list
"""
assert isinstance(contact, Contact)
assert contact not in self._contacts
self._contacts.append(contact)
def get_contacts(self):
return self._contacts
def __repr__(self):
return '<Roster_group: %s; %s>' % (self.name, self._contacts)
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