view frontends/src/primitivus/primitivus @ 459:cf005701624b

copyleft date update
author Goffi <goffi@goffi.org>
date Tue, 06 Mar 2012 09:07:24 +0100
parents 6c20c76abdcc
children 6bb9305e0b9c
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#!/usr/bin/python
# -*- coding: utf-8 -*-

"""
Primitivus: a SAT frontend
Copyright (C) 2009, 2010, 2011, 2012  Jérôme Poisson (goffi@goffi.org)

This program 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.

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 General Public License for more details.

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


import urwid
from urwid_satext import sat_widgets
from sat_frontends.quick_frontend.quick_app import QuickApp
from sat_frontends.quick_frontend.quick_chat_list import QuickChatList
from sat_frontends.quick_frontend.quick_contact_list import QuickContactList
from sat_frontends.quick_frontend.quick_contact_management import QuickContactManagement
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.gateways import GatewaysManager
from sat_frontends.primitivus.xmlui import XMLUI
from sat_frontends.primitivus.progress import Progress
import logging
from logging import debug, info, error
import sys, os
from sat.tools.jid  import JID
from notify import Notify


### logging configuration FIXME: put this elsewhere ###
logging.basicConfig(level=logging.CRITICAL,  #TODO: configure it to put messages in a log file
                    format='%(message)s')
###

const_APP_NAME      = "Primitivus"
const_PALETTE = [('title', 'black', 'light gray', 'standout,underline'),
                 ('title_focus', 'white,bold', 'light gray', 'standout,underline'),
                 ('selected', 'default', 'dark red'),
                 ('selected_focus', 'default,bold', 'dark red'),
                 ('default', 'default', 'default'),
                 ('default_focus', 'default,bold', 'default'),
                 ('alert', 'default,underline', 'default'),
                 ('alert_focus', 'default,bold,underline', 'default'),
                 ('date', 'light gray', 'default'),
                 ('my_nick', 'dark red,bold', 'default'),
                 ('other_nick', 'dark cyan,bold', 'default'),
                 ('menubar', 'light gray,bold', 'dark red'),
                 ('menubar_focus', 'light gray,bold', 'dark green'),
                 ('selected_menu', 'light gray,bold', 'dark green'),
                 ('menuitem', 'light gray,bold', 'dark red'),
                 ('menuitem_focus', 'light gray,bold', 'dark green'),
                 ('notifs', 'black,bold', 'yellow'),
                 ('notifs_focus', 'dark red', 'yellow'),
                 ('card_neutral', 'dark gray', 'white', 'standout,underline'),
                 ('card_neutral_selected', 'dark gray', 'dark green', 'standout,underline'),
                 ('card_special', 'brown', 'white', 'standout,underline'),
                 ('card_special_selected', 'brown', 'dark green', 'standout,underline'),
                 ('card_red', 'dark red', 'white', 'standout,underline'),
                 ('card_red_selected', 'dark red', 'dark green', 'standout,underline'),
                 ('card_black', 'black', 'white', 'standout,underline'),
                 ('card_black_selected', 'black', 'dark green', 'standout,underline'),
                 ('directory', 'dark cyan, bold', 'default'),
                 ('directory_focus', 'dark cyan, bold', 'dark green'),
                 ('separator', 'brown', 'default'),
                 ('warning', 'light red', 'default'),
                 ('progress_normal', 'default', 'black'),
                 ('progress_complete', 'default', 'light red'),
                 ]
            
class ChatList(QuickChatList):
    """This class manage the list of chat windows"""
    
    def __init__(self, host):
        QuickChatList.__init__(self, host)
    
    def createChat(self, target):
        return Chat(target, self.host)

class PrimitivusApp(QuickApp):
    
    def __init__(self):
        self.CM = QuickContactManagement() #FIXME: not the best place
        QuickApp.__init__(self)
        
        ## main loop setup ##
        self.main_widget = ProfileManager(self)
        self.loop = urwid.MainLoop(self.main_widget, const_PALETTE, event_loop=urwid.GLibEventLoop(), input_filter=self.inputFilter, unhandled_input=self.keyHandler)

        ##misc setup##
        self.chat_wins=ChatList(self)
        self.notBar = sat_widgets.NotificationBar()
        urwid.connect_signal(self.notBar,'change',self.onNotification)
        self.progress_wid = Progress(self)
        urwid.connect_signal(self.notBar.progress,'click',lambda x:self.addWindow(self.progress_wid))
        self.__saved_overlay = None

        self.notify = Notify()
    
    def debug(self):
        """convenient method to reset screen and launch p(u)db"""
        try:
            import pudb
            pudb.set_trace()
        except:
            import os,pdb
            os.system('reset')
            print 'Entered debug mode'
            pdb.set_trace()

    def writeLog(self, log, file_name='/tmp/primitivus_log'):
        """method to write log in a temporary file, useful for debugging"""
        with open(file_name, 'a') as f:
            f.write(log+"\n")

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

    def start(self):
        self.i = 0
        self.loop.set_alarm_in(0,lambda a,b: self.postInit())
        self.loop.run()

    def inputFilter(self, input, raw):
        if self.__saved_overlay and input != ['ctrl s']:
            return
        for i in input:
            if isinstance(i,tuple):
                if i[0] == 'mouse press':
                    if i[1] == 4: #Mouse wheel up
                        input[input.index(i)] = 'up'
                    if i[1] == 5: #Mouse wheel down
                        input[input.index(i)] = 'down'
        return input

    def keyHandler(self, input):
        if input == 'meta m':
            """User want to (un)hide the menu roller"""
            try:
                if self.main_widget.header == None:
                    self.main_widget.header = self.menu_roller
                else:
                    self.main_widget.header = None
            except AttributeError:
                pass
        elif input == 'ctrl n':
            """User wants to see next notification"""
            self.notBar.showNext()
        elif input == 'ctrl s':
            """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 == 'ctrl d' and 'D' in self.bridge.getVersion(): #Debug only for dev versions
            self.debug()
        elif input == 'f2': #user wants to (un)hide the contact_list
            try:
                center_widgets = self.center_part.widget_list
                if self.contactList in center_widgets:
                    self.center_part.set_focus(0) #necessary as the focus change to the next object, we can go out of range if we are on the last object of self.center_part
                    center_widgets.remove(self.contactList)
                    del self.center_part.column_types[0]
                else:
                    center_widgets.insert(0, self.contactList)
                    self.center_part.column_types.insert(0, ('weight', 2))
            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 __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, 'ctrl x')
        contact = _("Contact")
        menu.addMenu(contact, _("Add contact"), self.onAddContactRequest)
        menu.addMenu(contact, _("Remove contact"), self.onRemoveContactRequest)
        communication = _("Communication")
        menu.addMenu(communication, _("Join room"), self.onJoinRoomRequest, 'meta j')
        menu.addMenu(communication, _("Find Gateways"), self.onFindGatewaysRequest, 'meta g')
        #additionals menus
        #FIXME: do this in a more generic way (in quickapp)
        add_menus = self.bridge.getMenus()
        def add_menu_cb(menu):
            category, item = menu
            id = self.bridge.callMenu(category, item, "NORMAL", self.profile)
            self.current_action_ids.add(id)
        for new_menu in add_menus:
            category,item,type = new_menu
            assert(type=="NORMAL") #TODO: manage other types
            menu.addMenu(unicode(category), unicode(item), add_menu_cb)
            
        menu_roller = sat_widgets.MenuRoller([(_('Main menu'),menu)])
        return menu_roller 

    def __buildMainWidget(self):
        self.contactList = ContactList(self, self.CM, on_click = self.contactSelected, on_change=lambda w: self.redraw())
        #self.center_part = urwid.Columns([('weight',2,self.contactList),('weight',8,Chat('',self))])
        self.center_part = urwid.Columns([('weight',2,self.contactList), ('weight',8,urwid.Filler(urwid.Text('')))])
        self.editBar = sat_widgets.AdvancedEdit(u'> ')
        self.editBar.setCompletionMethod(self._nick_completion)
        urwid.connect_signal(self.editBar,'click',self.onTextEntered)
        self.menu_roller = self.__buildMenuRoller()
        self.main_widget = sat_widgets.FocusFrame(self.center_part, header=self.menu_roller, footer=self.editBar, focus_part='footer')
        return self.main_widget

    def _nick_completion(self, text, completion_data):
        """Completion method which complete pseudo in group chat
        for params, see AdvancedEdit"""
        contact = self.contactList.get_contact() ###Based on the fact that there is currently only one contact selectableat once
        if contact:
            chat = self.chat_wins[contact]
            if chat.type != "group":
                return text
            space = text.rfind(" ")
            start = text[space+1:]
            nicks = list(chat.occupants)
            nicks.sort()
            try:
                start_idx=nicks.index(completion_data['last_nick'])+1
                if start_idx == len(nicks):
                    start_idx = 0
            except (KeyError,ValueError):
                start_idx = 0
            for idx in range(start_idx,len(nicks)) + range(0,start_idx):
                if nicks[idx].lower().startswith(start.lower()):
                    completion_data['last_nick'] = nicks[idx]
                    return text[:space+1] + nicks[idx] + (': ' if space < 0 else '')
        return text
            
        

    def plug_profile(self, profile_key='@DEFAULT@'):
        self.loop.widget = self.__buildMainWidget()
        self.redraw()
        QuickApp.plug_profile(self, profile_key)
    
    def removePopUp(self, widget=None):
        "Remove current pop-up, and if there is other in queue, show it"
        self.loop.widget = self.main_widget
        next_popup = self.notBar.getNextPopup()
        if next_popup:
            #we still have popup to show, we display it
            self.showPopUp(next_popup)

    def showPopUp(self, pop_up_widget, perc_width=40, perc_height=40):
        "Show a pop-up window if possible, else put it in queue"
        if not isinstance(self.loop.widget,urwid.Overlay):
            display_widget = urwid.Overlay(pop_up_widget, self.main_widget, 'center', ('relative', perc_width), 'middle', ('relative', perc_height))
            self.loop.widget = display_widget
            self.redraw()
        else:
            self.notBar.addPopUp(pop_up_widget)

    def notify(self, message):
        """"Notify message to user via notification bar"""
        self.notBar.addMessage(message)

    def addWindow(self, widget):
        """Display a window 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
        self.menu_roller.removeMenu(_('Chat menu'))
        self.contactList.unselectAll()
        self.redraw()

    def removeWindow(self):
        """Remove window showed on the right column"""
        #TODO: to a better Window management than this crappy 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.set_focus(0)
        self.redraw()
        
    def addProgress (self, id, message):
        """Follow a SàT progress bar
        @param id: SàT id of the progression
        @param message: message to show to identify the progression"""
        self.progress_wid.addProgress(id, message)

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

    def contactSelected(self, contact_list):
        contact = contact_list.get_contact()
        if contact:
            assert(len(self.center_part.widget_list)==2)
            self.center_part.widget_list[1] = self.chat_wins[contact]
            self.menu_roller.addMenu(_('Chat menu'), self.chat_wins[contact].getMenu())

    def onTextEntered(self, editBar):
        """Called when text is entered in the main edit bar"""
        contact = self.contactList.get_contact() ###Based on the fact that there is currently only one contact selectableat once
        if contact:
            chat = self.chat_wins[contact]
            self.bridge.sendMessage(contact,
                                    editBar.get_edit_text(),
                                    mess_type = "groupchat" if chat.type == 'group' else "chat",
                                    profile_key=self.profile)
            editBar.set_edit_text('')

    def newMessage(self, from_jid, msg, type, to_jid, profile):
        if not self.check_profile(profile):
            return
        QuickApp.newMessage(self, from_jid, msg, type, to_jid, profile)
        sender = JID(from_jid)
        if JID(self.contactList.selected).short != sender.short:
            self.contactList.putAlert(sender)

    def _dialogOkCb(self, widget, data):
        self.removePopUp()
        answer_cb = data[0]
        answer_data = [data[1]] if data[1] else []
        answer_cb(True, *answer_data)

    def _dialogCancelCb(self, widget, data):
        self.removePopUp()
        answer_cb = data[0]
        answer_data = [data[1]] if data[1] else []
        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(unicode(title), unicode(message), ok_cb=answer_cb or self.removePopUp) #FIXME: remove unicode here when DBus Bridge will no return dbus.String anymore 
        elif type == 'error':
            popup = sat_widgets.Alert(unicode(title), unicode(message), ok_cb=answer_cb or self.removePopUp) #FIXME: remove unicode here when DBus Bridge will no return dbus.String anymore 
        elif type == 'yes/no':
            popup = sat_widgets.ConfirmDialog(unicode(message),
                    yes_cb=self._dialogOkCb, yes_value = (answer_cb, answer_data),
                    no_cb=self._dialogCancelCb, no_value = (answer_cb, answer_data))
        else:
            popup = sat_widgets.Alert(unicode(title), unicode(message), ok_cb=answer_cb or self.removePopUp) #FIXME: remove unicode here when DBus Bridge will no return dbus.String anymore 
            error(_('unmanaged dialog type: %s'), type)
        self.showPopUp(popup)
    
    def onNotification(self, notBar):
        """Called when a new notification has been received"""
        if not isinstance(self.main_widget, sat_widgets.FocusFrame):
            #if we are not in the main configuration, we ignore the notifications bar
            return
        if isinstance(self.main_widget.footer,sat_widgets.AdvancedEdit):
            if not self.notBar.canHide():
                #the notification bar is not visible and has usefull informations, we show it
                pile = urwid.Pile([self.notBar, self.editBar])
                self.main_widget.footer = pile
        else:
            if not isinstance(self.main_widget.footer, urwid.Pile):
                error(_("INTERNAL ERROR: Unexpected class for main widget's footer"))
                assert(False)
            if self.notBar.canHide():
                #No notification left, we can hide the bar
                self.main_widget.footer = self.editBar

    def actionResult(self, type, id, data):
        if not id in self.current_action_ids:
            debug (_('unknown id, ignoring'))
            return
        if type == "SUPPRESS":
            self.current_action_ids.remove(id)
        elif type == "XMLUI":
            self.current_action_ids.remove(id)
            debug (_("XML user interface received"))
            misc = {}
            #FIXME FIXME FIXME: must clean all this crap !
            title = _('Form')
            if data['type'] == 'registration':
                title = _('Registration')
                misc['target'] = data['target']
                misc['action_back'] = self.bridge.gatewayRegister
            ui = XMLUI(self, title=title, xml_data = data['xml'], misc = misc)
            if data['type'] == 'registration':
                ui.show('popup')
            else:
                ui.show('window')
        elif type == "ERROR":
            self.current_action_ids.remove(id)
            self.showPopUp(sat_widgets.Alert(_("Error"), unicode(data["message"]), ok_cb=self.removePopUp)) #FIXME: remove unicode here when DBus Bridge will no return dbus.String anymore 
        elif type == "RESULT":
            self.current_action_ids.remove(id)
            if self.current_action_ids_cb.has_key(id):
                callback = self.current_action_ids_cb[id]
                del self.current_action_ids_cb[id]
                callback(data)
        elif type == "DICT_DICT":
            self.current_action_ids.remove(id)
            if self.current_action_ids_cb.has_key(id):
                callback = self.current_action_ids_cb[id]
                del self.current_action_ids_cb[id]
                callback(data)
        else:
            error (_("FIXME FIXME FIXME: type [%s] not implemented") % type)
            raise NotImplementedError

    ##DIALOGS CALLBACKS##
    def onJoinRoom(self, button, edit):
        self.removePopUp()
        room_jid = JID(edit.get_edit_text())
        if room_jid.is_valid():
            self.bridge.joinMUC(room_jid, self.profiles[self.profile]['whoami'].node, {}, self.profile)
        else:
            message = _("'%s' is an invalid JID !") % room_jid
            error (message)
            self.showPopUp(sat_widgets.Alert(_("Error"), message, ok_cb=self.removePopUp)) 

    def onAddContact(self, button, edit):
        self.removePopUp()
        jid=JID(edit.get_edit_text())
        if jid.is_valid():
            self.bridge.addContact(jid.short, profile_key=self.profile)
        else:
            message = _("'%s' is an invalid JID !") % jid
            error (message)
            self.showPopUp(sat_widgets.Alert(_("Error"), message, ok_cb=self.removePopUp))

    def onRemoveContact(self, button):
        self.removePopUp()
        info(_("Unsubscribing %s presence"),self.contactList.get_contact())
        self.bridge.delContact(self.contactList.get_contact(), profile_key=self.profile)

    #MENU EVENTS#
    def onConnectRequest(self, menu):
        self.bridge.connect(self.profile)

    def onDisconnectRequest(self, menu):
        self.bridge.disconnect(self.profile)

    def onParam(self, menu):
        def success(params):
            self.addWindow(XMLUI(self,xml_data=params))
        def failure(error):
            self.showPopUp(sat_widgets.Alert(_("Error"), _("Can't get parameters"), ok_cb=self.removePopUp))
        self.bridge.getParamsUI(self.profile, callback=success, errback=failure)
        

    def onExitRequest(self, menu):
        QuickApp.onExit(self)
        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 = 'room@muc_service.server.tld', cancel_cb=self.removePopUp, ok_cb=self.onJoinRoom)
        self.showPopUp(pop_up_widget)

    def onFindGatewaysRequest(self, e):
        debug(_("Find Gateways request"))
        id = self.bridge.findGateways(self.profiles[self.profile]['whoami'].domain, self.profile)
        self.current_action_ids.add(id)
        self.current_action_ids_cb[id] = self.onGatewaysFound

    def onAddContactRequest(self, menu):
        pop_up_widget = sat_widgets.InputDialog(_("Adding a contact"), _("Please enter new contact JID"), default_txt = 'name@server.tld', cancel_cb=self.removePopUp, ok_cb=self.onAddContact)
        self.showPopUp(pop_up_widget)

    def onRemoveContactRequest(self, menu):
        contact = self.contactList.get_contact()
        if not contact:
            self.showPopUp(sat_widgets.Alert(_("Error"), _("You have not selected any contact to delete !"), ok_cb=self.removePopUp))
        else:
            pop_up_widget = sat_widgets.ConfirmDialog(_("Are you sure you want to delete the contact [%s] ?" % contact), yes_cb=self.onRemoveContact, no_cb=self.removePopUp)
            self.showPopUp(pop_up_widget)

    def onAboutRequest(self, menu):
        self.showPopUp(sat_widgets.Alert(_("About"), const_APP_NAME + " v" + self.bridge.getVersion(), ok_cb=self.removePopUp)) 
       
    #MISC CALLBACKS#

    def onGatewaysFound(self, data):
        """Called when SàT has found the server gateways"""
        target = data['__private__']['target']
        del data['__private__']
        gatewayManager = GatewaysManager(self, data, server=target)
        self.addWindow(gatewayManager)

sat = PrimitivusApp()
sat.start()