gajim-plural/gajim/common/events.py

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# -*- coding:utf-8 -*-
## src/common/events.py
##
## Copyright (C) 2006 Jean-Marie Traissard <jim AT lapin.org>
## Nikos Kouremenos <kourem AT gmail.com>
2014-01-02 09:33:54 +01:00
## Copyright (C) 2006-2014 Yann Leboulanger <asterix AT lagaule.org>
## Copyright (C) 2007 Julien Pivotto <roidelapluie AT gmail.com>
## Copyright (C) 2007-2008 Stephan Erb <steve-e AT h3c.de>
## Copyright (C) 2008 Brendan Taylor <whateley AT gmail.com>
## Jonathan Schleifer <js-gajim AT webkeks.org>
##
## This file is part of Gajim.
##
## Gajim 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 only.
##
## Gajim 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 Gajim. If not, see <http://www.gnu.org/licenses/>.
##
import time
class Event:
"""
Information concerning each event
"""
def __init__(self, time_=None, show_in_roster=False, show_in_systray=True):
"""
type_ in chat, normal, file-request, file-error, file-completed,
file-request-error, file-send-error, file-stopped, gc_msg, pm,
printed_chat, printed_gc_msg, printed_marked_gc_msg, printed_pm,
gc-invitation, subscription_request, unsubscribedm jingle-incoming
parameters is (per type_):
chat, normal, pm: [message, subject, kind, time, encrypted, resource,
msg_log_id]
where kind in error, incoming
file-*: file_props
gc_msg: None
printed_chat: [message, subject, control, msg_log_id]
printed_*: None
messages that are already printed in chat, but not read
gc-invitation: [room_jid, reason, password, is_continued, jid_from]
subscription_request: [text, nick]
unsubscribed: contact
jingle-incoming: (fulljid, sessionid, content_types)
"""
if time_:
self.time_ = time_
else:
self.time_ = time.time()
self.show_in_roster = show_in_roster
self.show_in_systray = show_in_systray
# Set when adding the event
self.jid = None
self.account = None
class ChatEvent(Event):
type_ = 'chat'
def __init__ (self, message, subject, kind, time, encrypted, resource,
msg_log_id, correct_id=None, xhtml=None, session=None, form_node=None,
displaymarking=None, sent_forwarded=False, time_=None, show_in_roster=False,
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show_in_systray=True, additional_data=None):
Event.__init__(self, time_, show_in_roster=show_in_roster,
show_in_systray=show_in_systray)
self.message = message
self.subject = subject
self.kind = kind
self.time = time
self.encrypted = encrypted
self.resource = resource
self.msg_log_id = msg_log_id
self.correct_id = correct_id
self.xhtml = xhtml
self.session = session
self.form_node = form_node
self.displaymarking = displaymarking
self.sent_forwarded = sent_forwarded
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self.additional_data = additional_data
class NormalEvent(ChatEvent):
type_ = 'normal'
class PmEvent(ChatEvent):
type_ = 'pm'
class PrintedChatEvent(Event):
type_ = 'printed_chat'
def __init__(self, message, subject, control, msg_log_id, time_=None,
show_in_roster=False, show_in_systray=True):
Event.__init__(self, time_, show_in_roster=show_in_roster,
show_in_systray=show_in_systray)
self.message = message
self.subject = subject
self.control = control
self.msg_log_id = msg_log_id
class PrintedGcMsgEvent(PrintedChatEvent):
type_ = 'printed_gc_msg'
class PrintedMarkedGcMsgEvent(PrintedChatEvent):
type_ = 'printed_marked_gc_msg'
class PrintedPmEvent(PrintedChatEvent):
type_ = 'printed_pm'
class SubscriptionRequestEvent(Event):
type_ = 'subscription_request'
def __init__(self, text, nick, time_=None, show_in_roster=False,
show_in_systray=True):
Event.__init__(self, time_, show_in_roster=show_in_roster,
show_in_systray=show_in_systray)
self.text = text
self.nick = nick
class UnsubscribedEvent(Event):
type_ = 'unsubscribed'
def __init__(self, contact, time_=None, show_in_roster=False,
show_in_systray=True):
Event.__init__(self, time_, show_in_roster=show_in_roster,
show_in_systray=show_in_systray)
self.contact = contact
class GcInvitationtEvent(Event):
type_ = 'gc-invitation'
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def __init__(self, room_jid, reason, password, is_continued, jid_from,
time_=None, show_in_roster=False, show_in_systray=True):
Event.__init__(self, time_, show_in_roster=show_in_roster,
show_in_systray=show_in_systray)
self.room_jid = room_jid
self.reason = reason
self.password = password
self.is_continued = is_continued
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self.jid_from = jid_from
class FileRequestEvent(Event):
type_ = 'file-request'
def __init__(self, file_props, time_=None, show_in_roster=False, show_in_systray=True):
Event.__init__(self, time_, show_in_roster=show_in_roster,
show_in_systray=show_in_systray)
self.file_props = file_props
class FileSendErrorEvent(FileRequestEvent):
type_ = 'file-send-error'
class FileErrorEvent(FileRequestEvent):
type_ = 'file-error'
class FileRequestErrorEvent(FileRequestEvent):
type_ = 'file-request-error'
class FileCompletedEvent(FileRequestEvent):
type_ = 'file-completed'
class FileStoppedEvent(FileRequestEvent):
type_ = 'file-stopped'
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class FileHashErrorEvent(FileRequestEvent):
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type_ = 'file-hash-error'
class JingleIncomingEvent(Event):
type_ = 'jingle-incoming'
def __init__(self, peerjid, sid, content_types, time_=None, show_in_roster=False, show_in_systray=True):
Event.__init__(self, time_, show_in_roster=show_in_roster,
show_in_systray=show_in_systray)
self.peerjid = peerjid
self.sid = sid
self.content_types = content_types
class Events:
"""
Information concerning all events
"""
def __init__(self):
self._events = {} # list of events {acct: {jid1: [E1, E2]}, }
self._event_added_listeners = []
self._event_removed_listeners = []
def event_added_subscribe(self, listener):
"""
Add a listener when an event is added to the queue
"""
if not listener in self._event_added_listeners:
self._event_added_listeners.append(listener)
def event_added_unsubscribe(self, listener):
"""
Remove a listener when an event is added to the queue
"""
if listener in self._event_added_listeners:
self._event_added_listeners.remove(listener)
def event_removed_subscribe(self, listener):
"""
Add a listener when an event is removed from the queue
"""
if not listener in self._event_removed_listeners:
self._event_removed_listeners.append(listener)
def event_removed_unsubscribe(self, listener):
"""
Remove a listener when an event is removed from the queue
"""
if listener in self._event_removed_listeners:
self._event_removed_listeners.remove(listener)
def fire_event_added(self, event):
for listener in self._event_added_listeners:
listener(event)
def fire_event_removed(self, event_list):
for listener in self._event_removed_listeners:
listener(event_list)
def change_account_name(self, old_name, new_name):
if old_name in self._events:
self._events[new_name] = self._events[old_name]
del self._events[old_name]
def add_account(self, account):
self._events[account] = {}
def get_accounts(self):
return self._events.keys()
def remove_account(self, account):
del self._events[account]
def add_event(self, account, jid, event):
# No such account before ?
if account not in self._events:
self._events[account] = {jid: [event]}
# no such jid before ?
elif jid not in self._events[account]:
self._events[account][jid] = [event]
else:
self._events[account][jid].append(event)
event.jid = jid
event.account = account
self.fire_event_added(event)
def remove_events(self, account, jid, event=None, types=None):
"""
If event is not specified, remove all events from this jid, optionally
only from given type return True if no such event found
"""
if types is None:
types = []
if account not in self._events:
return True
if jid not in self._events[account]:
return True
if event: # remove only one event
if event in self._events[account][jid]:
if len(self._events[account][jid]) == 1:
del self._events[account][jid]
else:
self._events[account][jid].remove(event)
self.fire_event_removed([event])
return
else:
return True
if types:
new_list = [] # list of events to keep
removed_list = [] # list of removed events
for ev in self._events[account][jid]:
if ev.type_ not in types:
new_list.append(ev)
else:
removed_list.append(ev)
if len(new_list) == len(self._events[account][jid]):
return True
if new_list:
self._events[account][jid] = new_list
else:
del self._events[account][jid]
self.fire_event_removed(removed_list)
return
# no event nor type given, remove them all
self.fire_event_removed(self._events[account][jid])
del self._events[account][jid]
def change_jid(self, account, old_jid, new_jid):
if account not in self._events:
return
if old_jid not in self._events[account]:
return
if new_jid in self._events[account]:
self._events[account][new_jid] += self._events[account][old_jid]
else:
self._events[account][new_jid] = self._events[account][old_jid]
del self._events[account][old_jid]
def get_nb_events(self, types=None, account=None):
if types is None:
types = []
return self._get_nb_events(types = types, account = account)
def get_events(self, account, jid=None, types=None):
"""
Return all events from the given account of the form {jid1: [], jid2:
[]}. If jid is given, returns all events from the given jid in a list: []
optionally only from given type
"""
if types is None:
types = []
if account not in self._events:
return []
if not jid:
events_list = {} # list of events
for jid_ in self._events[account]:
events = []
for ev in self._events[account][jid_]:
if not types or ev.type_ in types:
events.append(ev)
if events:
events_list[jid_] = events
return events_list
if jid not in self._events[account]:
return []
events_list = [] # list of events
for ev in self._events[account][jid]:
if not types or ev.type_ in types:
events_list.append(ev)
return events_list
def get_first_event(self, account=None, jid=None, type_=None):
"""
Return the first event of type type_ if given
"""
if not account:
return self._get_first_event_with_attribute(self._events)
events_list = self.get_events(account, jid, type_)
# be sure it's bigger than latest event
first_event_time = time.time() + 1
first_event = None
for event in events_list:
if event.time_ < first_event_time:
first_event_time = event.time_
first_event = event
return first_event
def _get_nb_events(self, account=None, jid=None, attribute=None, types=None):
"""
Return the number of pending events
"""
if types is None:
types = []
nb = 0
if account:
accounts = [account]
else:
accounts = self._events.keys()
for acct in accounts:
if acct not in self._events:
continue
if jid:
jids = [jid]
else:
jids = self._events[acct].keys()
for j in jids:
if j not in self._events[acct]:
continue
for event in self._events[acct][j]:
if types and event.type_ not in types:
continue
if not attribute or \
attribute == 'systray' and event.show_in_systray or \
attribute == 'roster' and event.show_in_roster:
nb += 1
return nb
def _get_some_events(self, attribute):
"""
Attribute in systray, roster
"""
events = {}
for account in self._events:
events[account] = {}
for jid in self._events[account]:
events[account][jid] = []
for event in self._events[account][jid]:
if attribute == 'systray' and event.show_in_systray or \
attribute == 'roster' and event.show_in_roster:
events[account][jid].append(event)
if not events[account][jid]:
del events[account][jid]
if not events[account]:
del events[account]
return events
def _get_first_event_with_attribute(self, events):
"""
Get the first event
events is in the form {account1: {jid1: [ev1, ev2], },. }
"""
# be sure it's bigger than latest event
first_event_time = time.time() + 1
first_account = None
first_jid = None
first_event = None
for account in events:
for jid in events[account]:
for event in events[account][jid]:
if event.time_ < first_event_time:
first_event_time = event.time_
first_account = account
first_jid = jid
first_event = event
return first_account, first_jid, first_event
def get_nb_systray_events(self, types=None):
"""
Return the number of events displayed in roster
"""
if types is None:
types = []
return self._get_nb_events(attribute='systray', types=types)
def get_systray_events(self):
"""
Return all events that must be displayed in systray:
{account1: {jid1: [ev1, ev2], },. }
"""
return self._get_some_events('systray')
def get_first_systray_event(self):
events = self.get_systray_events()
return self._get_first_event_with_attribute(events)
def get_nb_roster_events(self, account=None, jid=None, types=None):
"""
Return the number of events displayed in roster
"""
if types is None:
types = []
return self._get_nb_events(attribute='roster', account=account,
jid=jid, types=types)
def get_roster_events(self):
"""
Return all events that must be displayed in roster:
{account1: {jid1: [ev1, ev2], },. }
"""
return self._get_some_events('roster')