view sat_frontends/primitivus/base.py @ 3513:753d151da886

XEP-0277: new preview/mbPreview method: This method does more or less the same thing as sending, but without actually sending the item, and parse the generated element just after. This way, the triggers are run, and a preview of the item can be made for the resulting microblog data.
author Goffi <goffi@goffi.org>
date Thu, 29 Apr 2021 15:49:59 +0200
parents b5bed164dce0
children 524856bd7b19
line wrap: on
line source

#!/usr/bin/env python3

# Primitivus: a SAT frontend
# Copyright (C) 2009-2016 Jérôme Poisson (goffi@goffi.org)

# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.

# This program 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 Affero General Public License for more details.

# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.


from sat.core.i18n import _, D_
from sat_frontends.primitivus.constants import Const as C
from sat.core import log_config
log_config.satConfigure(C.LOG_BACKEND_STANDARD, C)
from sat.core import log as logging
log = logging.getLogger(__name__)
from sat.tools import config as sat_config
import urwid
from urwid.util import is_wide_char
from urwid_satext import sat_widgets
from sat_frontends.quick_frontend.quick_app import QuickApp
from sat_frontends.quick_frontend import quick_utils
from sat_frontends.quick_frontend import quick_chat
from sat_frontends.primitivus.profile_manager import ProfileManager
from sat_frontends.primitivus.contact_list import ContactList
from sat_frontends.primitivus.chat import Chat
from sat_frontends.primitivus import xmlui
from sat_frontends.primitivus.progress import Progress
from sat_frontends.primitivus.notify import Notify
from sat_frontends.primitivus.keys import action_key_map as a_key
from sat_frontends.primitivus import config
from sat_frontends.tools.misc import InputHistory
from sat.tools.common import dynamic_import
from sat_frontends.tools import jid
import signal
import sys
## bridge handling
# we get bridge name from conf and initialise the right class accordingly
main_config = sat_config.parseMainConf()
bridge_name = sat_config.getConfig(main_config, '', 'bridge', 'dbus')
if 'dbus' not in bridge_name:
    print(u"only D-Bus bridge is currently supported")
    sys.exit(3)


class EditBar(sat_widgets.ModalEdit):
    """
    The modal edit bar where you would enter messages and commands.
    """

    def __init__(self, host):
        modes = {None: (C.MODE_NORMAL, u''),
                 a_key['MODE_INSERTION']: (C.MODE_INSERTION, u'> '),
                 a_key['MODE_COMMAND']: (C.MODE_COMMAND, u':')} #XXX: captions *MUST* be unicode
        super(EditBar, self).__init__(modes)
        self.host = host
        self.setCompletionMethod(self._text_completion)
        urwid.connect_signal(self, 'click', self.onTextEntered)

    def _text_completion(self, text, completion_data, mode):
        if mode == C.MODE_INSERTION:
            if self.host.selected_widget is not None:
                try:
                    completion = self.host.selected_widget.completion
                except AttributeError:
                    return text
                else:
                    return completion(text, completion_data)
        else:
            return text

    def onTextEntered(self, editBar):
        """Called when text is entered in the main edit bar"""
        if self.mode == C.MODE_INSERTION:
            if isinstance(self.host.selected_widget, quick_chat.QuickChat):
                chat_widget = self.host.selected_widget
                self.host.messageSend(
                    chat_widget.target,
                    {'': editBar.get_edit_text()}, # TODO: handle language
                    mess_type = C.MESS_TYPE_GROUPCHAT if chat_widget.type == C.CHAT_GROUP else C.MESS_TYPE_CHAT, # TODO: put this in QuickChat
                    errback=lambda failure: self.host.showDialog(_("Error while sending message ({})").format(failure), type="error"),
                    profile_key=chat_widget.profile
                    )
                editBar.set_edit_text('')
        elif self.mode == C.MODE_COMMAND:
            self.commandHandler()

    def commandHandler(self):
        #TODO: separate class with auto documentation (with introspection)
        #      and completion method
        tokens = self.get_edit_text().split(' ')
        command, args = tokens[0], tokens[1:]
        if command == 'quit':
            self.host.onExit()
            raise urwid.ExitMainLoop()
        elif command == 'messages':
            wid = sat_widgets.GenericList(logging.memoryGet())
            self.host.selectWidget(wid)
        # FIXME: reactivate the command
        # elif command == 'presence':
        #     values = [value for value in commonConst.PRESENCE.keys()]
        #     values = [value if value else 'online' for value in values]  # the empty value actually means 'online'
        #     if args and args[0] in values:
        #         presence = '' if args[0] == 'online' else args[0]
        #         self.host.status_bar.onChange(user_data=sat_widgets.ClickableText(commonConst.PRESENCE[presence]))
        #     else:
        #         self.host.status_bar.onPresenceClick()
        # elif command == 'status':
        #     if args:
        #         self.host.status_bar.onChange(user_data=sat_widgets.AdvancedEdit(args[0]))
        #     else:
        #         self.host.status_bar.onStatusClick()
        elif command == 'history':
            widget = self.host.selected_widget
            if isinstance(widget, quick_chat.QuickChat):
                try:
                    limit = int(args[0])
                except (IndexError, ValueError):
                    limit = 50
                widget.updateHistory(size=limit, profile=widget.profile)
        elif command == 'search':
            widget = self.host.selected_widget
            if isinstance(widget, quick_chat.QuickChat):
                pattern = " ".join(args)
                if not pattern:
                    self.host.notif_bar.addMessage(D_("Please specify the globbing pattern to search for"))
                else:
                    widget.updateHistory(size=C.HISTORY_LIMIT_NONE, filters={'search': pattern}, profile=widget.profile)
        elif command == 'filter':
            # FIXME: filter is now only for current widget,
            #        need to be able to set it globally or per widget
            widget = self.host.selected_widget
            # FIXME: Q&D way, need to be more generic
            if isinstance(widget, quick_chat.QuickChat):
                widget.setFilter(args)
        elif command in ('topic', 'suject', 'title'):
            try:
                new_title = args[0].strip()
            except IndexError:
                new_title = None
            widget = self.host.selected_widget
            if isinstance(widget, quick_chat.QuickChat) and widget.type == C.CHAT_GROUP:
                widget.onSubjectDialog(new_title)
        else:
            return
        self.set_edit_text('')

    def _historyCb(self, text):
        self.set_edit_text(text)
        self.set_edit_pos(len(text))

    def keypress(self, size, key):
        """Callback when a key is pressed. Send "composing" states
        and move the index of the temporary history stack."""
        if key == a_key['MODAL_ESCAPE']:
            # first save the text to the current mode, then change to NORMAL
            self.host._updateInputHistory(self.get_edit_text(), mode=self.mode)
            self.host._updateInputHistory(mode=C.MODE_NORMAL)
        if self._mode == C.MODE_NORMAL and key in self._modes:
            self.host._updateInputHistory(mode=self._modes[key][0])
        if key == a_key['HISTORY_PREV']:
            self.host._updateInputHistory(self.get_edit_text(), -1, self._historyCb, self.mode)
            return
        elif key == a_key['HISTORY_NEXT']:
            self.host._updateInputHistory(self.get_edit_text(), +1, self._historyCb, self.mode)
            return
        elif key == a_key['EDIT_ENTER']:
            self.host._updateInputHistory(self.get_edit_text(), mode=self.mode)
        else:
            if (self._mode == C.MODE_INSERTION
                and isinstance(self.host.selected_widget, quick_chat.QuickChat)
                and key not in sat_widgets.FOCUS_KEYS
                and key not in (a_key['HISTORY_PREV'], a_key['HISTORY_NEXT'])
                and self.host.sync):
                self.host.bridge.chatStateComposing(self.host.selected_widget.target, self.host.selected_widget.profile)

        return super(EditBar, self).keypress(size, key)


class PrimitivusTopWidget(sat_widgets.FocusPile):
    """Top most widget used in Primitivus"""
    _focus_inversed = True
    positions = ('menu', 'body', 'notif_bar', 'edit_bar')
    can_hide = ('menu', 'notif_bar')

    def __init__(self, body, menu, notif_bar, edit_bar):
        self._body = body
        self._menu = menu
        self._notif_bar = notif_bar
        self._edit_bar = edit_bar
        self._hidden = {'notif_bar'}
        self._focus_extra = False
        super(PrimitivusTopWidget, self).__init__([('pack', self._menu), self._body, ('pack', self._edit_bar)])
        for position in self.positions:
            setattr(self,
                    position,
                    property(lambda: self, self.widgetGet(position=position),
                             lambda pos, new_wid: self.widgetSet(new_wid, position=pos))
                   )
        self.focus_position = len(self.contents)-1

    def getVisiblePositions(self, keep=None):
        """Return positions that are not hidden in the right order

        @param keep: if not None, this position will be keep in the right order, even if it's hidden
                    (can be useful to find its index)
        @return (list): list of visible positions
        """
        return [pos for pos in self.positions if (keep and pos == keep) or pos not in self._hidden]

    def keypress(self, size, key):
        """Manage FOCUS keys that focus directly a main part (one of self.positions)

        To avoid key conflicts, a combinaison must be made with FOCUS_EXTRA then an other key
        """
        if key == a_key['FOCUS_EXTRA']:
            self._focus_extra = True
            return
        if self._focus_extra:
            self._focus_extra = False
            if key in ('m', '1'):
                focus = 'menu'
            elif key in ('b', '2'):
                focus = 'body'
            elif key in ('n', '3'):
                focus = 'notif_bar'
            elif key in ('e', '4'):
                focus = 'edit_bar'
            else:
                return super(PrimitivusTopWidget, self).keypress(size, key)

            if focus in self._hidden:
                return

            self.focus_position = self.getVisiblePositions().index(focus)
            return

        return super(PrimitivusTopWidget, self).keypress(size, key)

    def widgetGet(self,  position):
        if not position in self.positions:
            raise ValueError("Unknown position {}".format(position))
        return getattr(self, "_{}".format(position))

    def widgetSet(self,  widget, position):
        if not position in self.positions:
            raise ValueError("Unknown position {}".format(position))
        return setattr(self, "_{}".format(position), widget)

    def hideSwitch(self, position):
        if not position in self.can_hide:
            raise ValueError("Can't switch position {}".format(position))
        hide = not position in self._hidden
        widget = self.widgetGet(position)
        idx = self.getVisiblePositions(position).index(position)
        if hide:
            del self.contents[idx]
            self._hidden.add(position)
        else:
            self.contents.insert(idx, (widget, ('pack', None)))
            self._hidden.remove(position)

    def show(self, position):
        if position in self._hidden:
            self.hideSwitch(position)

    def hide(self, position):
        if not position in self._hidden:
            self.hideSwitch(position)


class PrimitivusApp(QuickApp, InputHistory):
    MB_HANDLER = False
    AVATARS_HANDLER = False

    def __init__(self):
        bridge_module = dynamic_import.bridge(bridge_name, 'sat_frontends.bridge')
        if bridge_module is None:
            log.error(u"Can't import {} bridge".format(bridge_name))
            sys.exit(3)
        else:
            log.debug(u"Loading {} bridge".format(bridge_name))
        QuickApp.__init__(self, bridge_factory=bridge_module.Bridge, xmlui=xmlui, check_options=quick_utils.check_options, connect_bridge=False)
        ## main loop setup ##
        event_loop = urwid.GLibEventLoop if 'dbus' in bridge_name else urwid.TwistedEventLoop
        self.loop = urwid.MainLoop(urwid.SolidFill(), C.PALETTE, event_loop=event_loop(), input_filter=self.inputFilter, unhandled_input=self.keyHandler)

    @classmethod
    def run(cls):
        cls().start()

    def onBridgeConnected(self):

        ##misc setup##
        self._visible_widgets = set()
        self.notif_bar = sat_widgets.NotificationBar()
        urwid.connect_signal(self.notif_bar, 'change', self.onNotification)

        self.progress_wid = self.widgets.getOrCreateWidget(Progress, None, on_new_widget=None)
        urwid.connect_signal(self.notif_bar.progress, 'click', lambda x: self.selectWidget(self.progress_wid))
        self.__saved_overlay = None

        self.x_notify = Notify()

        # we already manage exit with a_key['APP_QUIT'], so we don't want C-c
        signal.signal(signal.SIGINT, signal.SIG_IGN)
        sat_conf = sat_config.parseMainConf()
        self._bracketed_paste = C.bool(
            sat_config.getConfig(sat_conf, C.CONFIG_SECTION, 'bracketed_paste', 'false')
        )
        if self._bracketed_paste:
            log.debug("setting bracketed paste mode as requested")
            sys.stdout.write("\033[?2004h")
            self._bracketed_mode_set = True

        self.loop.widget = self.main_widget = ProfileManager(self)
        self.postInit()

    @property
    def visible_widgets(self):
        return self._visible_widgets

    @property
    def mode(self):
        return self.editBar.mode

    @mode.setter
    def mode(self, value):
        self.editBar.mode = value

    def modeHint(self, value):
        """Change mode if make sens (i.e.: if there is nothing in the editBar)"""
        if not self.editBar.get_edit_text():
            self.mode = value

    def debug(self):
        """convenient method to reset screen and launch (i)p(u)db"""
        log.info('Entered debug mode')
        try:
            import pudb
            pudb.set_trace()
        except ImportError:
            import os
            os.system('reset')
            try:
                import ipdb
                ipdb.set_trace()
            except ImportError:
                import pdb
                pdb.set_trace()

    def redraw(self):
        """redraw the screen"""
        try:
            self.loop.draw_screen()
        except AttributeError:
            pass

    def start(self):
        self.connectBridge()
        self.loop.run()

    def postInit(self):
        try:
            config.applyConfig(self)
        except Exception as e:
            log.error(u"configuration error: {}".format(e))
            popup = self.alert(_(u"Configuration Error"), _(u"Something went wrong while reading the configuration, please check :messages"))
            if self.options.profile:
                self._early_popup = popup
            else:
                self.showPopUp(popup)
        super(PrimitivusApp, self).postInit(self.main_widget)

    def keysToText(self, keys):
        """Generator return normal text from urwid keys"""
        for k in keys:
            if k == 'tab':
                yield u'\t'
            elif k == 'enter':
                yield u'\n'
            elif is_wide_char(k,0) or (len(k)==1 and ord(k) >= 32):
                yield k

    def inputFilter(self, input_, raw):
        if self.__saved_overlay and input_ != a_key['OVERLAY_HIDE']:
            return

        ## paste detection/handling
        if (len(input_) > 1 and                  # XXX: it may be needed to increase this value if buffer
            not isinstance(input_[0], tuple) and #      or other things result in several chars at once
            not 'window resize' in input_):      #      (e.g. using Primitivus through ssh). Need some testing
                                                 #      and experience to adjust value.
            if input_[0] == 'begin paste' and not self._bracketed_paste:
                log.info(u"Bracketed paste mode detected")
                self._bracketed_paste = True

            if self._bracketed_paste:
                # after this block, extra will contain non pasted keys
                # and input_ will contain pasted keys
                try:
                    begin_idx = input_.index('begin paste')
                except ValueError:
                    # this is not a paste, maybe we have something buffering
                    # or bracketed mode is set in conf but not enabled in term
                    extra = input_
                    input_ = []
                else:
                    try:
                        end_idx = input_.index('end paste')
                    except ValueError:
                        log.warning(u"missing end paste sequence, discarding paste")
                        extra = input_[:begin_idx]
                        del input_[begin_idx:]
                    else:
                        extra = input_[:begin_idx] + input_[end_idx+1:]
                        input_ = input_[begin_idx+1:end_idx]
            else:
                extra = None

            log.debug(u"Paste detected (len {})".format(len(input_)))
            try:
                edit_bar = self.editBar
            except AttributeError:
                log.warning(u"Paste treated as normal text: there is no edit bar yet")
                if extra is None:
                    extra = []
                extra.extend(input_)
            else:
                if self.main_widget.focus == edit_bar:
                    # XXX: if a paste is detected, we append it directly to the edit bar text
                    #      so the user can check it and press [enter] if it's OK
                    buf_paste = u''.join(self.keysToText(input_))
                    pos = edit_bar.edit_pos
                    edit_bar.set_edit_text(u'{}{}{}'.format(edit_bar.edit_text[:pos], buf_paste, edit_bar.edit_text[pos:]))
                    edit_bar.edit_pos+=len(buf_paste)
                else:
                    # we are not on the edit_bar,
                    # so we treat pasted text as normal text
                    if extra is None:
                        extra = []
                    extra.extend(input_)
            if not extra:
                return
            input_ = extra
        ## end of paste detection/handling

        for i in input_:
            if isinstance(i,tuple):
                if i[0] == 'mouse press':
                    if i[1] == 4: #Mouse wheel up
                        input_[input_.index(i)] = a_key['HISTORY_PREV']
                    if i[1] == 5: #Mouse wheel down
                        input_[input_.index(i)] = a_key['HISTORY_NEXT']
        return input_

    def keyHandler(self, input_):
        if input_ == a_key['MENU_HIDE']:
            """User want to (un)hide the menu roller"""
            try:
                self.main_widget.hideSwitch('menu')
            except AttributeError:
                pass
        elif input_ == a_key['NOTIFICATION_NEXT']:
            """User wants to see next notification"""
            self.notif_bar.showNext()
        elif input_ == a_key['OVERLAY_HIDE']:
            """User wants to (un)hide overlay window"""
            if isinstance(self.loop.widget,urwid.Overlay):
                self.__saved_overlay = self.loop.widget
                self.loop.widget = self.main_widget
            else:
                if self.__saved_overlay:
                    self.loop.widget = self.__saved_overlay
                    self.__saved_overlay = None

        elif input_ == a_key['DEBUG'] and 'D' in self.bridge.getVersion(): #Debug only for dev versions
            self.debug()
        elif input_ == a_key['CONTACTS_HIDE']: #user wants to (un)hide the contact lists
            try:
                for wid, options in self.center_part.contents:
                    if self.contact_lists_pile is wid:
                        self.center_part.contents.remove((wid, options))
                        break
                else:
                    self.center_part.contents.insert(0, (self.contact_lists_pile, ('weight', 2, False)))
            except AttributeError:
                #The main widget is not built (probably in Profile Manager)
                pass
        elif input_ == 'window resize':
            width,height = self.loop.screen_size
            if height<=5 and width<=35:
                if not 'save_main_widget' in dir(self):
                    self.save_main_widget = self.loop.widget
                    self.loop.widget = urwid.Filler(urwid.Text(_("Pleeeeasse, I can't even breathe !")))
            else:
                if 'save_main_widget' in dir(self):
                    self.loop.widget = self.save_main_widget
                    del self.save_main_widget
        try:
            return self.menu_roller.checkShortcuts(input_)
        except AttributeError:
            return input_

    def addMenus(self, menu, type_filter, menu_data=None):
        """Add cached menus to instance
        @param menu: sat_widgets.Menu instance
        @param type_filter: menu type like is sat.core.sat_main.importMenu
        @param menu_data: data to send with these menus

        """
        def add_menu_cb(callback_id):
            self.launchAction(callback_id, menu_data, profile=self.current_profile)
        for id_, type_, path, path_i18n, extra  in self.bridge.menusGet("", C.NO_SECURITY_LIMIT ): # TODO: manage extra
            if type_ != type_filter:
                continue
            if len(path) != 2:
                raise NotImplementedError("Menu with a path != 2 are not implemented yet")
            menu.addMenu(path_i18n[0], path_i18n[1], lambda dummy,id_=id_: add_menu_cb(id_))


    def _buildMenuRoller(self):
        menu = sat_widgets.Menu(self.loop)
        general = _("General")
        menu.addMenu(general, _("Connect"), self.onConnectRequest)
        menu.addMenu(general, _("Disconnect"), self.onDisconnectRequest)
        menu.addMenu(general, _("Parameters"), self.onParam)
        menu.addMenu(general, _("About"), self.onAboutRequest)
        menu.addMenu(general, _("Exit"), self.onExitRequest, a_key['APP_QUIT'])
        menu.addMenu(_("Contacts"))  # add empty menu to save the place in the menu order
        groups = _("Groups")
        menu.addMenu(groups)
        menu.addMenu(groups, _("Join room"), self.onJoinRoomRequest, a_key['ROOM_JOIN'])
        #additionals menus
        #FIXME: do this in a more generic way (in quickapp)
        self.addMenus(menu, C.MENU_GLOBAL)

        menu_roller = sat_widgets.MenuRoller([(_('Main menu'), menu, C.MENU_ID_MAIN)])
        return menu_roller

    def _buildMainWidget(self):
        self.contact_lists_pile = urwid.Pile([])
        #self.center_part = urwid.Columns([('weight',2,self.contact_lists[profile]),('weight',8,Chat('',self))])
        self.center_part = urwid.Columns([('weight', 2, self.contact_lists_pile), ('weight', 8, urwid.Filler(urwid.Text('')))])

        self.editBar = EditBar(self)
        self.menu_roller = self._buildMenuRoller()
        self.main_widget = PrimitivusTopWidget(self.center_part, self.menu_roller, self.notif_bar, self.editBar)
        return self.main_widget

    def plugging_profiles(self):
        self.loop.widget = self._buildMainWidget()
        self.redraw()
        try:
            # if a popup arrived before main widget is build, we need to show it now
            self.showPopUp(self._early_popup)
        except AttributeError:
            pass
        else:
            del self._early_popup

    def profilePlugged(self, profile):
        QuickApp.profilePlugged(self, profile)
        contact_list = self.widgets.getOrCreateWidget(ContactList, None, on_new_widget=None, on_click=self.contactSelected, on_change=lambda w: self.redraw(), profile=profile)
        self.contact_lists_pile.contents.append((contact_list, ('weight', 1)))
        return contact_list

    def isHidden(self):
        """Tells if the frontend window is hidden.

        @return bool
        """
        return False  # FIXME: implement when necessary

    def alert(self, title, message):
        """Shortcut method to create an alert message

        Alert will have an "OK" button, which remove it if pressed
        @param title(unicode): title of the dialog
        @param message(unicode): body of the dialog
        @return (urwid_satext.Alert): the created Alert instance
        """
        popup = sat_widgets.Alert(title, message)
        popup.setCallback('ok', lambda dummy: self.removePopUp(popup))
        self.showPopUp(popup, width=75, height=20)
        return popup

    def removePopUp(self, widget=None):
        """Remove current pop-up, and if there is other in queue, show it

        @param widget(None, urwid.Widget): if not None remove this popup from front or queue
        """
        # TODO: refactor popup management in a cleaner way
        # buttons' callback use themselve as first argument, and we never use
        # a Button directly in a popup, so we consider urwid.Button as None
        if widget is not None and not isinstance(widget, urwid.Button):
            if isinstance(self.loop.widget, urwid.Overlay):
                current_popup = self.loop.widget.top_w
                if not current_popup == widget:
                    try:
                        self.notif_bar.removePopUp(widget)
                    except ValueError:
                        log.warning(u"Trying to remove an unknown widget {}".format(widget))
                    return
        self.loop.widget = self.main_widget
        next_popup = self.notif_bar.getNextPopup()
        if next_popup:
            #we still have popup to show, we display it
            self.showPopUp(next_popup)
        else:
            self.redraw()

    def showPopUp(self, pop_up_widget, width=None, height=None, align='center',
                  valign='middle'):
        """Show a pop-up window if possible, else put it in queue

        @param pop_up_widget: pop up to show
        @param width(int, None): width of the popup
            None to use default
        @param height(int, None): height of the popup
            None to use default
        @param align: same as for [urwid.Overlay]
        """
        if width == None:
            width = 75 if isinstance(pop_up_widget, xmlui.PrimitivusNoteDialog) else 135
        if height == None:
            height = 20 if isinstance(pop_up_widget, xmlui.PrimitivusNoteDialog) else 40
        if not isinstance(self.loop.widget, urwid.Overlay):
            display_widget = urwid.Overlay(
                pop_up_widget, self.main_widget, align, width, valign, height)
            self.loop.widget = display_widget
            self.redraw()
        else:
            self.notif_bar.addPopUp(pop_up_widget)

    def barNotify(self, message):
        """"Notify message to user via notification bar"""
        self.notif_bar.addMessage(message)
        self.redraw()

    def notify(self, type_, entity=None, message=None, subject=None, callback=None, cb_args=None, widget=None, profile=C.PROF_KEY_NONE):
        if widget is None or widget is not None and widget != self.selected_widget:
            # we ignore notification if the widget is selected but we can
            # still do a desktop notification is the X window has not the focus
            super(PrimitivusApp, self).notify(type_, entity, message, subject, callback, cb_args, widget, profile)
        # we don't want notifications without message on desktop
        if message is not None and not self.x_notify.hasFocus():
            if message is None:
                message = _("{app}: a new event has just happened{entity}").format(
                    app=C.APP_NAME,
                    entity=u' ({})'.format(entity) if entity else '')
            self.x_notify.sendNotification(message)


    def newWidget(self, widget, user_action=False):
        """Method called when a new widget is created

        if suitable, the widget will be displayed
        @param widget(widget.PrimitivusWidget): created widget
        @param user_action(bool): if True, the widget has been created following an
            explicit user action. In this case, the widget may get focus immediately
        """
        # FIXME: when several widgets are possible (e.g. with :split)
        #        do not replace current widget when self.selected_widget != None
        if user_action or self.selected_widget is None:
            self.selectWidget(widget)

    def selectWidget(self, widget):
        """Display a widget if possible,

        else add it in the notification bar queue
        @param widget: BoxWidget
        """
        assert len(self.center_part.widget_list)<=2
        wid_idx = len(self.center_part.widget_list)-1
        self.center_part.widget_list[wid_idx] = widget
        try:
            self.menu_roller.removeMenu(C.MENU_ID_WIDGET)
        except KeyError:
            log.debug("No menu to delete")
        self.selected_widget = widget
        try:
            onSelected = self.selected_widget.onSelected
        except AttributeError:
            pass
        else:
            onSelected()
        self._visible_widgets = set([widget]) # XXX: we can only have one widget visible at the time for now
        self.contact_lists.select(None)

        for wid in self.visible_widgets: # FIXME: check if widgets.getWidgets is not more appropriate
            if isinstance(wid, Chat):
                contact_list = self.contact_lists[wid.profile]
                contact_list.select(wid.target)

        self.redraw()

    def removeWindow(self):
        """Remove window showed on the right column"""
        #TODO: better Window management than this hack
        assert len(self.center_part.widget_list) <= 2
        wid_idx = len(self.center_part.widget_list)-1
        self.center_part.widget_list[wid_idx] = urwid.Filler(urwid.Text(''))
        self.center_part.focus_position = 0
        self.redraw()

    def addProgress(self, pid, message, profile):
        """Follow a SàT progression

        @param pid: progression id
        @param message: message to show to identify the progression
        """
        self.progress_wid.add(pid, message, profile)

    def setProgress(self, percentage):
        """Set the progression shown in notification bar"""
        self.notif_bar.setProgress(percentage)

    def contactSelected(self, contact_list, entity):
        self.clearNotifs(entity, profile=contact_list.profile)
        if entity.resource:
            # we have clicked on a private MUC conversation
            chat_widget = self.widgets.getOrCreateWidget(Chat, entity, on_new_widget=None, force_hash = Chat.getPrivateHash(contact_list.profile, entity), profile=contact_list.profile)
        else:
            chat_widget = self.widgets.getOrCreateWidget(Chat, entity, on_new_widget=None, profile=contact_list.profile)
        self.selectWidget(chat_widget)
        self.menu_roller.addMenu(_('Chat menu'), chat_widget.getMenu(), C.MENU_ID_WIDGET)

    def _dialogOkCb(self, widget, data):
        popup, answer_cb, answer_data = data
        self.removePopUp(popup)
        if answer_cb is not None:
            answer_cb(True, answer_data)

    def _dialogCancelCb(self, widget, data):
        popup, answer_cb, answer_data = data
        self.removePopUp(popup)
        if answer_cb is not None:
            answer_cb(False, answer_data)

    def showDialog(self, message, title="", type="info", answer_cb = None, answer_data = None):
        if type == 'info':
            popup = sat_widgets.Alert(title, message, ok_cb=answer_cb)
            if answer_cb is None:
                popup.setCallback('ok', lambda dummy: self.removePopUp(popup))
        elif type == 'error':
            popup = sat_widgets.Alert(title, message, ok_cb=answer_cb)
            if answer_cb is None:
                popup.setCallback('ok', lambda dummy: self.removePopUp(popup))
        elif type == 'yes/no':
            popup = sat_widgets.ConfirmDialog(message)
            popup.setCallback('yes', self._dialogOkCb, (popup, answer_cb, answer_data))
            popup.setCallback('no', self._dialogCancelCb, (popup, answer_cb, answer_data))
        else:
            popup = sat_widgets.Alert(title, message, ok_cb=answer_cb)
            if answer_cb is None:
                popup.setCallback('ok', lambda dummy: self.removePopUp(popup))
            log.error(u'unmanaged dialog type: {}'.format(type))
        self.showPopUp(popup)

    def dialogFailure(self, failure):
        """Show a failure that has been returned by an asynchronous bridge method.

        @param failure (defer.Failure): Failure instance
        """
        self.alert(failure.classname, failure.message)

    def onNotification(self, notif_bar):
        """Called when a new notification has been received"""
        if not isinstance(self.main_widget, PrimitivusTopWidget):
            #if we are not in the main configuration, we ignore the notifications bar
            return
        if self.notif_bar.canHide():
                #No notification left, we can hide the bar
                self.main_widget.hide('notif_bar')
        else:
            self.main_widget.show('notif_bar')
            self.redraw() # FIXME: invalidate cache in a more efficient way

    def _actionManagerUnknownError(self):
        self.alert(_("Error"), _(u"Unmanaged action"))

    def roomJoinedHandler(self, room_jid_s, room_nicks, user_nick, subject, profile):
        super(PrimitivusApp, self).roomJoinedHandler(room_jid_s, room_nicks, user_nick, subject, profile)
        # if self.selected_widget is None:
        #     for contact_list in self.widgets.getWidgets(ContactList):
        #         if profile in contact_list.profiles:
        #             contact_list.setFocus(jid.JID(room_jid_s), True)

    def progressStartedHandler(self, pid, metadata, profile):
        super(PrimitivusApp, self).progressStartedHandler(pid, metadata, profile)
        self.addProgress(pid, metadata.get('name', _(u'unkown')), profile)

    def progressFinishedHandler(self, pid, metadata, profile):
        log.info(u"Progress {} finished".format(pid))
        super(PrimitivusApp, self).progressFinishedHandler(pid, metadata, profile)

    def progressErrorHandler(self, pid, err_msg, profile):
        log.warning(u"Progress {pid} error: {err_msg}".format(pid=pid, err_msg=err_msg))
        super(PrimitivusApp, self).progressErrorHandler(pid, err_msg, profile)


    ##DIALOGS CALLBACKS##
    def onJoinRoom(self, button, edit):
        self.removePopUp()
        room_jid = jid.JID(edit.get_edit_text())
        self.bridge.mucJoin(room_jid, self.profiles[self.current_profile].whoami.node, {}, self.current_profile, callback=lambda dummy: None, errback=self.dialogFailure)

    #MENU EVENTS#
    def onConnectRequest(self, menu):
        QuickApp.connect(self, self.current_profile)

    def onDisconnectRequest(self, menu):
        self.disconnect(self.current_profile)

    def onParam(self, menu):
        def success(params):
            ui = xmlui.create(self, xml_data=params, profile=self.current_profile)
            ui.show()

        def failure(error):
            self.alert(_("Error"), _("Can't get parameters (%s)") % error)
        self.bridge.getParamsUI(app=C.APP_NAME, profile_key=self.current_profile, callback=success, errback=failure)

    def onExitRequest(self, menu):
        QuickApp.onExit(self)
        try:
            if self._bracketed_mode_set: # we don't unset if bracketed paste mode was detected automatically (i.e. not in conf)
                log.debug("unsetting bracketed paste mode")
                sys.stdout.write("\033[?2004l")
        except AttributeError:
            pass
        raise urwid.ExitMainLoop()

    def onJoinRoomRequest(self, menu):
        """User wants to join a MUC room"""
        pop_up_widget = sat_widgets.InputDialog(_("Entering a MUC room"), _("Please enter MUC's JID"), default_txt=self.bridge.mucGetDefaultService(), ok_cb=self.onJoinRoom)
        pop_up_widget.setCallback('cancel', lambda dummy: self.removePopUp(pop_up_widget))
        self.showPopUp(pop_up_widget)

    def onAboutRequest(self, menu):
        self.alert(_("About"), C.APP_NAME + " v" + self.bridge.getVersion())

    #MISC CALLBACKS#

    def setPresenceStatus(self, show='', status=None, profile=C.PROF_KEY_NONE):
        contact_list_wid = self.widgets.getWidget(ContactList, profiles=profile)
        if contact_list_wid is not None:
            contact_list_wid.status_bar.setPresenceStatus(show, status)
        else:
            log.warning(u"No ContactList widget found for profile {}".format(profile))

if __name__ == '__main__':
    PrimitivusApp().start()