gajim-plural/gajim/history_sync.py

337 lines
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Python
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# -*- coding: utf-8 -*-
#
# Copyright (C) 2017 Philipp Hörist <philipp AT hoerist.com>
#
# 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, either version 3 of the License, or
# (at your option) any later version.
#
# 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 logging
from enum import IntEnum
from datetime import datetime, timedelta, timezone
import nbxmpp
from gi.repository import Gtk, GLib
from common import gajim
from common import ged
from gtkgui_helpers import get_icon_pixmap
log = logging.getLogger('gajim.c.message_archiving')
class Pages(IntEnum):
TIME = 0
SYNC = 1
SUMMARY = 2
class ArchiveState(IntEnum):
NEVER = 0
ALL = 1
class HistorySyncAssistant(Gtk.Assistant):
def __init__(self, account, parent):
Gtk.Assistant.__init__(self)
self.set_title(_('Synchronise History'))
self.set_resizable(False)
self.set_default_size(300, -1)
self.set_name('HistorySyncAssistant')
self.set_transient_for(parent)
self.account = account
self.con = gajim.connections[self.account]
self.timedelta = None
self.now = datetime.utcnow()
self.query_id = None
self.count_query_id = None
self.start = None
self.end = None
self.next = None
self.hide_buttons()
mam_start = gajim.config.get_per('accounts', account, 'mam_start_date')
if not mam_start or mam_start == ArchiveState.NEVER:
self.current_start = self.now
elif mam_start == ArchiveState.ALL:
self.current_start = datetime.utcfromtimestamp(0)
else:
self.current_start = datetime.fromtimestamp(mam_start)
self.select_time = SelectTimePage(self)
self.append_page(self.select_time)
self.set_page_type(self.select_time, Gtk.AssistantPageType.INTRO)
self.download_history = DownloadHistoryPage(self)
self.append_page(self.download_history)
self.set_page_type(self.download_history, Gtk.AssistantPageType.PROGRESS)
self.set_page_complete(self.download_history, True)
self.summary = SummaryPage(self)
self.append_page(self.summary)
self.set_page_type(self.summary, Gtk.AssistantPageType.SUMMARY)
self.set_page_complete(self.summary, True)
gajim.ged.register_event_handler('archiving-finished',
ged.PRECORE,
self._nec_archiving_finished)
gajim.ged.register_event_handler('raw-mam-message-received',
ged.PRECORE,
self._nec_mam_message_received)
self.connect('prepare', self.on_page_change)
self.connect('destroy', self.on_destroy)
self.connect("cancel", self.on_close_clicked)
self.connect("close", self.on_close_clicked)
if mam_start == ArchiveState.ALL:
self.set_current_page(Pages.SUMMARY)
self.summary.nothing_to_do()
if self.con.mam_query_id:
self.set_current_page(Pages.SUMMARY)
self.summary.query_already_running()
self.show_all()
def hide_buttons(self):
'''
Hide some of the standard buttons that are included in Gtk.Assistant
'''
if self.get_property('use-header-bar'):
action_area = self.get_children()[1]
else:
box = self.get_children()[0]
content_box = box.get_children()[1]
action_area = content_box.get_children()[1]
for button in action_area.get_children():
button_name = Gtk.Buildable.get_name(button)
if button_name == 'back':
button.connect('show', self._on_show_button)
elif button_name == 'forward':
self.next = button
button.connect('show', self._on_show_button)
@staticmethod
def _on_show_button(button):
button.hide()
def prepare_query(self):
if self.timedelta:
self.start = self.now - self.timedelta
self.end = self.current_start
log.info('config: get mam_start_date: %s', self.current_start)
log.info('now: %s', self.now)
log.info('start: %s', self.start)
log.info('end: %s', self.end)
self.query_count()
def query_count(self):
self.count_query_id = self.con.connection.getAnID()
self.con.request_archive(self.count_query_id,
start=self.start,
end=self.end,
max_=0)
def query_messages(self, last=None):
self.query_id = self.con.connection.getAnID()
self.con.request_archive(self.query_id,
start=self.start,
end=self.end,
after=last,
max_=30)
def on_row_selected(self, listbox, row):
self.timedelta = row.get_child().get_delta()
if row:
self.set_page_complete(self.select_time, True)
else:
self.set_page_complete(self.select_time, False)
def on_page_change(self, assistant, page):
if page == self.download_history:
self.next.hide()
self.prepare_query()
def on_destroy(self, *args):
gajim.ged.remove_event_handler('archiving-finished',
ged.PRECORE,
self._nec_archiving_finished)
gajim.ged.remove_event_handler('raw-mam-message-received',
ged.PRECORE,
self._nec_mam_message_received)
del gajim.interface.instances[self.account]['history_sync']
def on_close_clicked(self, *args):
self.destroy()
def _nec_mam_message_received(self, obj):
if obj.conn.name != self.account:
return
if obj.result.getAttr('queryid') != self.query_id:
return
log.debug('received message')
GLib.idle_add(self.download_history.set_fraction)
def _nec_archiving_finished(self, obj):
if obj.conn.name != self.account:
return
if obj.query_id not in (self.query_id, self.count_query_id):
return
set_ = obj.fin.getTag('set', namespace=nbxmpp.NS_RSM)
if not set_:
log.error('invalid result')
log.error(obj.fin)
return
if obj.query_id == self.count_query_id:
count = set_.getTagData('count')
log.info('message count received: %s', count)
if count:
self.download_history.count = int(count)
self.query_messages()
return
if obj.query_id == self.query_id:
last = set_.getTagData('last')
complete = obj.fin.getAttr('complete')
if not last and complete != 'true':
log.error('invalid result')
log.error(obj.fin)
return
if complete != 'true':
self.query_messages(last)
else:
log.info('query finished')
GLib.idle_add(self.download_history.finished)
if self.start:
timestamp = self.start.timestamp()
else:
timestamp = ArchiveState.ALL
gajim.config.set_per('accounts', self.account,
'mam_start_date', timestamp)
log.debug('config: set mam_start_date: %s', timestamp)
self.set_current_page(Pages.SUMMARY)
self.summary.finished()
class SelectTimePage(Gtk.Box):
def __init__(self, assistant):
super().__init__(orientation=Gtk.Orientation.VERTICAL)
self.set_spacing(18)
self.assistant = assistant
label = Gtk.Label(label=_('How far back do you want to go?'))
listbox = Gtk.ListBox()
listbox.set_hexpand(False)
listbox.set_halign(Gtk.Align.CENTER)
listbox.add(TimeOption(_('One Month'), 1))
listbox.add(TimeOption(_('Three Months'), 3))
listbox.add(TimeOption(_('One Year'), 12))
listbox.add(TimeOption(_('Everything')))
listbox.connect('row-selected', assistant.on_row_selected)
for row in listbox.get_children():
option = row.get_child()
if not option.get_delta():
continue
if assistant.now - option.get_delta() > assistant.current_start:
row.set_activatable(False)
row.set_selectable(False)
self.pack_start(label, True, True, 0)
self.pack_start(listbox, False, False, 0)
class DownloadHistoryPage(Gtk.Box):
def __init__(self, assistant):
super().__init__(orientation=Gtk.Orientation.VERTICAL)
self.set_spacing(18)
self.assistant = assistant
self.count = 0
self.received = 0
pix = get_icon_pixmap('folder-download-symbolic', size=64)
image = Gtk.Image()
image.set_from_pixbuf(pix)
self.progress = Gtk.ProgressBar()
self.progress.set_show_text(True)
self.progress.set_text(_('Connecting...'))
self.progress.set_pulse_step(0.1)
self.progress.set_vexpand(True)
self.progress.set_valign(Gtk.Align.CENTER)
self.pack_start(image, False, False, 0)
self.pack_start(self.progress, False, False, 0)
def set_fraction(self):
self.received += 1
if self.count:
self.progress.set_fraction(self.received / self.count)
self.progress.set_text(_('%s of %s' % (self.received, self.count)))
else:
self.progress.pulse()
self.progress.set_text(_('Downloaded %s Messages' % self.received))
def finished(self):
self.progress.set_fraction(1)
class SummaryPage(Gtk.Box):
def __init__(self, assistant):
super().__init__(orientation=Gtk.Orientation.VERTICAL)
self.set_spacing(18)
self.assistant = assistant
self.label = Gtk.Label()
self.label.set_name('FinishedLabel')
self.label.set_valign(Gtk.Align.CENTER)
self.pack_start(self.label, True, True, 0)
def finished(self):
received = self.assistant.download_history.received
finished = _('''
Finshed synchronising your History.
{received} Messages downloaded.
'''.format(received=received))
self.label.set_text(finished)
def nothing_to_do(self):
nothing_to_do = _('''
Gajim is fully synchronised
with the Archive.
''')
self.label.set_text(nothing_to_do)
def query_already_running(self):
already_running = _('''
There is already a synchronisation in
progress. Please try later.
''')
self.label.set_text(already_running)
class TimeOption(Gtk.Label):
def __init__(self, label, months=None):
super().__init__(label=label)
self.date = months
if months:
self.date = timedelta(days=30*months)
def get_delta(self):
return self.date