297 lines
10 KiB
Python
297 lines
10 KiB
Python
# This file is part of Gajim.
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#
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# Gajim 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
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# by the Free Software Foundation; version 3 only.
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#
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# Gajim 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 Gajim. If not, see <http://www.gnu.org/licenses/>.
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import logging
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from enum import IntEnum
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from datetime import datetime, timedelta
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from gi.repository import Gtk
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from gi.repository import GLib
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from nbxmpp.errors import StanzaError
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from nbxmpp.errors import MalformedStanzaError
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from gajim.common import app
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from gajim.common import ged
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from gajim.common.i18n import _
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from gajim.common.const import ArchiveState
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from gajim.common.helpers import event_filter
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from .util import load_icon
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from .util import EventHelper
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log = logging.getLogger('gajim.gui.history_sync')
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class Pages(IntEnum):
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TIME = 0
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SYNC = 1
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SUMMARY = 2
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class HistorySyncAssistant(Gtk.Assistant, EventHelper):
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def __init__(self, account, parent):
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Gtk.Assistant.__init__(self)
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EventHelper.__init__(self)
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self.set_application(app.app)
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self.set_position(Gtk.WindowPosition.CENTER)
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self.set_name('HistorySyncAssistant')
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self.set_default_size(300, -1)
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self.set_resizable(False)
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self.set_transient_for(parent)
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self.account = account
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self.con = app.connections[self.account]
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self.timedelta = None
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self.now = datetime.utcnow()
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self.query_id = None
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self.start = None
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self.end = None
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self.next = None
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self._hide_buttons()
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own_jid = self.con.get_own_jid().bare
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mam_start = ArchiveState.NEVER
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archive = app.storage.archive.get_archive_infos(own_jid)
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if archive is not None and archive.oldest_mam_timestamp is not None:
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mam_start = int(float(archive.oldest_mam_timestamp))
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if mam_start == ArchiveState.NEVER:
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self.current_start = self.now
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elif mam_start == ArchiveState.ALL:
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self.current_start = datetime.utcfromtimestamp(0)
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else:
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self.current_start = datetime.fromtimestamp(mam_start)
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self.select_time = SelectTimePage(self)
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self.append_page(self.select_time)
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self.set_page_type(self.select_time, Gtk.AssistantPageType.INTRO)
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self.download_history = DownloadHistoryPage(self)
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self.append_page(self.download_history)
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self.set_page_type(self.download_history,
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Gtk.AssistantPageType.PROGRESS)
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self.set_page_complete(self.download_history, True)
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self.summary = SummaryPage(self)
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self.append_page(self.summary)
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self.set_page_type(self.summary, Gtk.AssistantPageType.SUMMARY)
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self.set_page_complete(self.summary, True)
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# pylint: disable=line-too-long
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self.register_events([
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('archiving-count-received', ged.GUI1, self._received_count),
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('archiving-interval-finished', ged.GUI1, self._received_finished),
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('mam-message-received', ged.PRECORE, self._nec_mam_message_received),
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])
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# pylint: enable=line-too-long
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self.connect('prepare', self._on_page_change)
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self.connect('cancel', self._on_close_clicked)
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self.connect('close', self._on_close_clicked)
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if mam_start == ArchiveState.ALL:
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self.set_current_page(Pages.SUMMARY)
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self.summary.nothing_to_do()
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self.show_all()
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self.set_title(_('Synchronise History'))
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def _hide_buttons(self):
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'''
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Hide some of the standard buttons that are included in Gtk.Assistant
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'''
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if self.get_property('use-header-bar'):
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action_area = self.get_children()[1]
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else:
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box = self.get_children()[0]
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content_box = box.get_children()[1]
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action_area = content_box.get_children()[1]
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for button in action_area.get_children():
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button_name = Gtk.Buildable.get_name(button)
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if button_name == 'back':
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button.connect('show', self._on_show_button)
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elif button_name == 'forward':
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self.next = button
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button.connect('show', self._on_show_button)
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@staticmethod
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def _on_show_button(button):
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button.hide()
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def _prepare_query(self):
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if self.timedelta:
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self.start = self.now - self.timedelta
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self.end = self.current_start
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log.info('Get mam_start_date: %s', self.current_start)
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log.info('Now: %s', self.now)
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log.info('Start: %s', self.start)
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log.info('End: %s', self.end)
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jid = self.con.get_own_jid().bare
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self.con.get_module('MAM').make_query(jid,
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start=self.start,
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end=self.end,
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max_=0,
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callback=self._received_count)
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def _received_count(self, task):
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try:
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result = task.finish()
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except (StanzaError, MalformedStanzaError):
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return
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if result.rsm.count is not None:
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self.download_history.count = int(result.rsm.count)
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self.query_id = self.con.get_module('MAM').request_archive_interval(
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self.start, self.end)
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@event_filter(['account'])
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def _received_finished(self, event):
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if event.query_id != self.query_id:
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return
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self.query_id = None
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log.info('Query finished')
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GLib.idle_add(self.download_history.finished)
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self.set_current_page(Pages.SUMMARY)
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self.summary.finished()
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@event_filter(['account'])
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def _nec_mam_message_received(self, event):
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if self.query_id != event.properties.mam.query_id:
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return
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log.debug('Received message')
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GLib.idle_add(self.download_history.set_fraction)
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def on_row_selected(self, _listbox, row):
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self.timedelta = row.get_child().get_delta()
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if row:
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self.set_page_complete(self.select_time, True)
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else:
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self.set_page_complete(self.select_time, False)
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def _on_page_change(self, _assistant, page):
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if page == self.download_history:
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self.next.hide()
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self._prepare_query()
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self.set_title(_('Synchronise History'))
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def _on_close_clicked(self, *args):
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self.destroy()
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class SelectTimePage(Gtk.Box):
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def __init__(self, assistant):
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super().__init__(orientation=Gtk.Orientation.VERTICAL)
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self.set_spacing(18)
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self.assistant = assistant
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label = Gtk.Label(
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label=_('How far back should the chat history be synchronised?'))
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listbox = Gtk.ListBox()
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listbox.set_hexpand(False)
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listbox.set_halign(Gtk.Align.CENTER)
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listbox.add(TimeOption(_('One Month'), 1))
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listbox.add(TimeOption(_('Three Months'), 3))
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listbox.add(TimeOption(_('One Year'), 12))
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listbox.add(TimeOption(_('Everything')))
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listbox.connect('row-selected', assistant.on_row_selected)
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for row in listbox.get_children():
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option = row.get_child()
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if not option.get_delta():
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continue
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if assistant.now - option.get_delta() > assistant.current_start:
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row.set_activatable(False)
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row.set_selectable(False)
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self.pack_start(label, True, True, 0)
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self.pack_start(listbox, False, False, 0)
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class DownloadHistoryPage(Gtk.Box):
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def __init__(self, assistant):
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super().__init__(orientation=Gtk.Orientation.VERTICAL)
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self.set_spacing(18)
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self.assistant = assistant
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self.count = 0
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self.received = 0
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surface = load_icon('folder-download-symbolic', self, size=64)
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image = Gtk.Image.new_from_surface(surface)
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self.progress = Gtk.ProgressBar()
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self.progress.set_show_text(True)
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self.progress.set_text(_('Connecting...'))
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self.progress.set_pulse_step(0.1)
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self.progress.set_vexpand(True)
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self.progress.set_valign(Gtk.Align.CENTER)
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self.pack_start(image, False, False, 0)
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self.pack_start(self.progress, False, False, 0)
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def set_fraction(self):
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self.received += 1
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if self.count:
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self.progress.set_fraction(self.received / self.count)
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self.progress.set_text(_('%(received)s of %(max)s') % {
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'received': self.received, 'max': self.count})
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else:
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self.progress.pulse()
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self.progress.set_text(_('Downloaded %s messages') % self.received)
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def finished(self):
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self.progress.set_fraction(1)
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class SummaryPage(Gtk.Box):
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def __init__(self, assistant):
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super().__init__(orientation=Gtk.Orientation.VERTICAL)
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self.set_spacing(18)
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self.assistant = assistant
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self.label = Gtk.Label()
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self.label.set_name('FinishedLabel')
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self.label.set_valign(Gtk.Align.CENTER)
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self.pack_start(self.label, True, True, 0)
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def finished(self):
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received = self.assistant.download_history.received
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self.label.set_text(_('Finished synchronising chat history:\n'
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'%s messages downloaded') % received)
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def nothing_to_do(self):
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self.label.set_text(_('Gajim is fully synchronised with the archive.'))
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def query_already_running(self):
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self.label.set_text(_('There is already a synchronisation in '
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'progress. Please try again later.'))
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class TimeOption(Gtk.Label):
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def __init__(self, label, months=None):
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super().__init__(label=label)
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self.date = months
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if months:
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self.date = timedelta(days=30 * months)
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def get_delta(self):
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return self.date
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