# Copyright (C) 2003-2005 Vincent Hanquez <tab AT snarc.org>
# Copyright (C) 2003-2014 Yann Leboulanger <asterix AT lagaule.org>
# Copyright (C) 2005 Alex Mauer <hawke AT hawkesnest.net>
# Copyright (C) 2005-2006 Dimitur Kirov <dkirov AT gmail.com>
#                         Travis Shirk <travis AT pobox.com>
# Copyright (C) 2005-2008 Nikos Kouremenos <kourem AT gmail.com>
# Copyright (C) 2006-2008 Jean-Marie Traissard <jim AT lapin.org>
# Copyright (C) 2007 Lukas Petrovicky <lukas AT petrovicky.net>
# Copyright (C) 2007-2008 Brendan Taylor <whateley AT gmail.com>
#                         Julien Pivotto <roidelapluie AT gmail.com>
#                         Stephan Erb <steve-e AT h3c.de>
# Copyright (C) 2008 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/>.

from gi.repository import Gtk
from gi.repository import Gdk
from gi.repository import GLib

import os
import logging

from gajim import gtkgui_helpers
from gajim import vcard
from gajim import dataforms_widget

from random import randrange
from gajim.common import ged
from gajim.common.i18n import _
from gajim.common.const import ACTIVITIES
from gajim.common.const import MOODS

from gajim.common import app
from gajim.common import helpers
from gajim.common import i18n
from gajim.common.modules import dataforms
from gajim.common.exceptions import GajimGeneralException

# Compat with Gajim 1.0.3 for plugins
from gajim.gtk import *


log = logging.getLogger('gajim.dialogs')


class EditGroupsDialog:
    """
    Class for the edit group dialog window
    """

    def __init__(self, list_):
        """
        list_ is a list of (contact, account) tuples
        """
        self.xml = gtkgui_helpers.get_gtk_builder('edit_groups_dialog.ui')
        self.dialog = self.xml.get_object('edit_groups_dialog')
        self.dialog.set_transient_for(app.interface.roster.window)
        self.list_ = list_
        self.changes_made = False
        self.treeview = self.xml.get_object('groups_treeview')
        if len(list_) == 1:
            contact = list_[0][0]
            self.xml.get_object('nickname_label').set_markup(
                    _('Contact name: <i>%s</i>') % contact.get_shown_name())
            self.xml.get_object('jid_label').set_markup(
                    _('JID: <i>%s</i>') % contact.jid)
        else:
            self.xml.get_object('nickname_label').set_no_show_all(True)
            self.xml.get_object('nickname_label').hide()
            self.xml.get_object('jid_label').set_no_show_all(True)
            self.xml.get_object('jid_label').hide()

        self.xml.connect_signals(self)
        self.init_list()

        self.dialog.show_all()
        if self.changes_made:
            for (contact, account) in self.list_:
                app.connections[account].update_contact(contact.jid,
                    contact.name, contact.groups)

    def on_edit_groups_dialog_response(self, widget, response_id):
        if response_id == Gtk.ResponseType.CLOSE:
            self.dialog.destroy()

    def remove_group(self, group):
        """
        Remove group group from all contacts and all their brothers
        """
        for (contact, account) in self.list_:
            app.interface.roster.remove_contact_from_groups(contact.jid,
                account, [group])

        # FIXME: Ugly workaround.
        app.interface.roster.draw_group(_('General'), account)

    def add_group(self, group):
        """
        Add group group to all contacts and all their brothers
        """
        for (contact, account) in self.list_:
            app.interface.roster.add_contact_to_groups(contact.jid, account,
                [group])

        # FIXME: Ugly workaround.
        # Maybe we haven't been in any group (defaults to General)
        app.interface.roster.draw_group(_('General'), account)

    def on_add_button_clicked(self, widget):
        group = self.xml.get_object('group_entry').get_text()
        if not group:
            return
        # Do not allow special groups
        if group in helpers.special_groups:
            return
        # check if it already exists
        model = self.treeview.get_model()
        iter_ = model.get_iter_first()
        while iter_:
            if model.get_value(iter_, 0) == group:
                return
            iter_ = model.iter_next(iter_)
        self.changes_made = True
        model.append((group, True, False))
        self.add_group(group)
        self.init_list() # Re-draw list to sort new item

    def group_toggled_cb(self, cell, path):
        self.changes_made = True
        model = self.treeview.get_model()
        if model[path][2]:
            model[path][2] = False
            model[path][1] = True
        else:
            model[path][1] = not model[path][1]
        group = model[path][0]
        if model[path][1]:
            self.add_group(group)
        else:
            self.remove_group(group)

    def init_list(self):
        store = Gtk.ListStore(str, bool, bool)
        self.treeview.set_model(store)
        for column in self.treeview.get_columns():
            # Clear treeview when re-drawing
            self.treeview.remove_column(column)
        accounts = []
        # Store groups in a list so we can sort them and the number of contacts in
        # it
        groups = {}
        for (contact, account) in self.list_:
            if account not in accounts:
                accounts.append(account)
                for g in app.groups[account].keys():
                    if g in groups:
                        continue
                    groups[g] = 0
            c_groups = contact.groups
            for g in c_groups:
                groups[g] += 1
        group_list = []
        # Remove special groups if they are empty
        for group in groups:
            if group not in helpers.special_groups or groups[group] > 0:
                group_list.append(group)
        group_list.sort()
        for group in group_list:
            iter_ = store.append()
            store.set(iter_, 0, group) # Group name
            if groups[group] == 0:
                store.set(iter_, 1, False)
            else:
                store.set(iter_, 1, True)
                if groups[group] == len(self.list_):
                    # all contacts are in this group
                    store.set(iter_, 2, False)
                else:
                    store.set(iter_, 2, True)
        column = Gtk.TreeViewColumn(_('Group'))
        column.set_expand(True)
        self.treeview.append_column(column)
        renderer = Gtk.CellRendererText()
        column.pack_start(renderer, True)
        column.add_attribute(renderer, 'text', 0)

        column = Gtk.TreeViewColumn(_('In the group'))
        column.set_expand(False)
        self.treeview.append_column(column)
        renderer = Gtk.CellRendererToggle()
        column.pack_start(renderer, True)
        renderer.set_property('activatable', True)
        renderer.connect('toggled', self.group_toggled_cb)
        column.add_attribute(renderer, 'active', 1)
        column.add_attribute(renderer, 'inconsistent', 2)

class PassphraseDialog:
    """
    Class for Passphrase dialog
    """
    def __init__(self, titletext, labeltext, checkbuttontext=None,
    ok_handler=None, cancel_handler=None, transient_for=None):
        self.xml = gtkgui_helpers.get_gtk_builder('passphrase_dialog.ui')
        self.window = self.xml.get_object('passphrase_dialog')
        self.passphrase_entry = self.xml.get_object('passphrase_entry')
        self.passphrase = -1
        self.window.set_title(titletext)
        self.xml.get_object('message_label').set_text(labeltext)

        self.ok = False

        self.cancel_handler = cancel_handler
        self.ok_handler = ok_handler
        okbutton = self.xml.get_object('ok_button')
        okbutton.connect('clicked', self.on_okbutton_clicked)
        cancelbutton = self.xml.get_object('cancel_button')
        cancelbutton.connect('clicked', self.on_cancelbutton_clicked)

        self.xml.connect_signals(self)
        if transient_for is None:
            transient_for = app.app.get_active_window()
        self.window.set_transient_for(transient_for)
        self.window.show_all()

        self.check = bool(checkbuttontext)
        checkbutton =   self.xml.get_object('save_passphrase_checkbutton')
        if self.check:
            checkbutton.set_label(checkbuttontext)
        else:
            checkbutton.hide()

    def on_okbutton_clicked(self, widget):
        if not self.ok_handler:
            return

        passph = self.passphrase_entry.get_text()

        if self.check:
            checked = self.xml.get_object('save_passphrase_checkbutton').\
                    get_active()
        else:
            checked = False

        self.ok = True

        self.window.destroy()

        if isinstance(self.ok_handler, tuple):
            self.ok_handler[0](passph, checked, *self.ok_handler[1:])
        else:
            self.ok_handler(passph, checked)

    def on_cancelbutton_clicked(self, widget):
        self.window.destroy()

    def on_passphrase_dialog_destroy(self, widget):
        if self.cancel_handler and not self.ok:
            self.cancel_handler()

class ChooseGPGKeyDialog:
    """
    Class for GPG key dialog
    """

    def __init__(self, title_text, prompt_text, secret_keys, on_response,
            selected=None, transient_for=None):
        '''secret_keys : {keyID: userName, ...}'''
        self.on_response = on_response
        xml = gtkgui_helpers.get_gtk_builder('choose_gpg_key_dialog.ui')
        self.window = xml.get_object('choose_gpg_key_dialog')
        self.window.set_title(title_text)
        self.window.set_transient_for(transient_for)
        self.keys_treeview = xml.get_object('keys_treeview')
        prompt_label = xml.get_object('prompt_label')
        prompt_label.set_text(prompt_text)
        model = Gtk.ListStore(str, str)
        model.set_sort_func(1, self.sort_keys)
        model.set_sort_column_id(1, Gtk.SortType.ASCENDING)
        self.keys_treeview.set_model(model)
        #columns
        renderer = Gtk.CellRendererText()
        self.keys_treeview.insert_column_with_attributes(-1, _('KeyID'),
            renderer, text=0)
        col = self.keys_treeview.get_column(0)
        col.set_sort_column_id(0)
        renderer = Gtk.CellRendererText()
        self.keys_treeview.insert_column_with_attributes(-1, _('Contact name'),
            renderer, text=1)
        col = self.keys_treeview.get_column(1)
        col.set_sort_column_id(1)
        self.keys_treeview.set_search_column(1)
        self.fill_tree(secret_keys, selected)
        self.window.connect('response', self.on_dialog_response)
        self.window.set_position(Gtk.WindowPosition.CENTER_ON_PARENT)
        self.window.show_all()

    def sort_keys(self, model, iter1, iter2, data=None):
        value1 = model[iter1][1]
        value2 = model[iter2][1]
        if value1 == _('None'):
            return -1
        elif value2 == _('None'):
            return 1
        elif value1 < value2:
            return -1
        return 1

    def on_dialog_response(self, dialog, response):
        selection = self.keys_treeview.get_selection()
        (model, iter_) = selection.get_selected()
        if iter_ and response == Gtk.ResponseType.OK:
            keyID = [ model[iter_][0], model[iter_][1] ]
        else:
            keyID = None
        self.on_response(keyID)
        self.window.destroy()

    def fill_tree(self, list_, selected):
        model = self.keys_treeview.get_model()
        for keyID in list_.keys():
            iter_ = model.append((keyID, list_[keyID]))
            if keyID == selected:
                path = model.get_path(iter_)
                self.keys_treeview.set_cursor(path)


class ChangeActivityDialog:
    PAGELIST = ['doing_chores', 'drinking', 'eating', 'exercising', 'grooming',
            'having_appointment', 'inactive', 'relaxing', 'talking', 'traveling',
            'working']

    def __init__(self, on_response, activity=None, subactivity=None, text=''):
        self.on_response = on_response
        self.activity = activity
        self.subactivity = subactivity
        self.text = text
        self.xml = gtkgui_helpers.get_gtk_builder('change_activity_dialog.ui')
        self.window = self.xml.get_object('change_activity_dialog')
        self.window.set_transient_for(app.interface.roster.window)

        self.checkbutton = self.xml.get_object('enable_checkbutton')
        self.notebook = self.xml.get_object('notebook')
        self.entry = self.xml.get_object('description_entry')

        rbtns = {}
        group = None

        for category in ACTIVITIES:
            item = self.xml.get_object(category + '_image')
            item.set_from_pixbuf(
                    gtkgui_helpers.load_activity_icon(category).get_pixbuf())
            item.set_tooltip_text(ACTIVITIES[category]['category'])

            vbox = self.xml.get_object(category + '_vbox')
            vbox.set_border_width(5)

            # Other
            act = category + '_other'

            if group:
                rbtns[act] = Gtk.RadioButton()
                rbtns[act].join_group(group)
            else:
                rbtns[act] = group = Gtk.RadioButton()

            hbox = Gtk.HBox(homogeneous=False, spacing=5)
            hbox.pack_start(gtkgui_helpers.load_activity_icon(category,
                activity), False, False, 0)
            lbl = Gtk.Label(label='<b>' + ACTIVITIES[category]['category'] \
                + '</b>')
            lbl.set_use_markup(True)
            hbox.pack_start(lbl, False, False, 0)
            rbtns[act].add(hbox)
            rbtns[act].connect('toggled', self.on_rbtn_toggled,
                    [category, 'other'])
            vbox.pack_start(rbtns[act], False, False, 0)

            activities = []
            for activity in ACTIVITIES[category]:
                activities.append(activity)
            activities.sort()
            for activity in activities:
                if activity == 'category':
                    continue

                act = category + '_' + activity

                if group:
                    rbtns[act] = Gtk.RadioButton()
                    rbtns[act].join_group(group)
                else:
                    rbtns[act] = group = Gtk.RadioButton()

                hbox = Gtk.HBox(homogeneous=False, spacing=5)
                hbox.pack_start(gtkgui_helpers.load_activity_icon(category,
                        activity), False, False, 0)
                hbox.pack_start(Gtk.Label(label=ACTIVITIES[category][activity]),
                        False, False, 0)
                rbtns[act].connect('toggled', self.on_rbtn_toggled,
                        [category, activity])
                rbtns[act].add(hbox)
                vbox.pack_start(rbtns[act], False, False, 0)


        self.default_radio = rbtns['doing_chores_other']

        if self.activity in ACTIVITIES:
            if not self.subactivity in ACTIVITIES[self.activity]:
                self.subactivity = 'other'

            rbtns[self.activity + '_' + self.subactivity].set_active(True)

            self.checkbutton.set_active(True)
            self.notebook.set_sensitive(True)
            self.entry.set_sensitive(True)

            self.notebook.set_current_page(
                    self.PAGELIST.index(self.activity))

            self.entry.set_text(text)

        else:
            self.checkbutton.set_active(False)

        self.xml.connect_signals(self)
        self.window.set_position(Gtk.WindowPosition.CENTER_ON_PARENT)
        self.window.show_all()

    def on_enable_checkbutton_toggled(self, widget):
        self.notebook.set_sensitive(widget.get_active())
        self.entry.set_sensitive(widget.get_active())
        if not self.activity:
            self.default_radio.set_active(True)

    def on_rbtn_toggled(self, widget, data):
        if widget.get_active():
            self.activity = data[0]
            self.subactivity = data[1]

    def on_ok_button_clicked(self, widget):
        """
        Return activity and messsage (None if no activity selected)
        """
        if self.checkbutton.get_active():
            self.on_response(self.activity, self.subactivity,
                    self.entry.get_text())
        else:
            self.on_response(None, None, '')
        self.window.destroy()

    def on_cancel_button_clicked(self, widget):
        self.window.destroy()

class ChangeMoodDialog:
    COLS = 11

    def __init__(self, on_response, mood=None, text=''):
        self.on_response = on_response
        self.mood = mood
        self.text = text
        self.xml = gtkgui_helpers.get_gtk_builder('change_mood_dialog.ui')

        self.window = self.xml.get_object('change_mood_dialog')
        self.window.set_transient_for(app.interface.roster.window)
        self.window.set_title(_('Set Mood'))

        table = self.xml.get_object('mood_icons_table')
        self.label = self.xml.get_object('mood_label')
        self.entry = self.xml.get_object('description_entry')

        no_mood_button = self.xml.get_object('no_mood_button')
        no_mood_button.set_mode(False)
        no_mood_button.connect('clicked',
                self.on_mood_button_clicked, None)

        x = 1
        y = 0
        self.mood_buttons = {}

        # Order them first
        self.MOODS = []
        for mood in MOODS:
            self.MOODS.append(mood)
        self.MOODS.sort()

        for mood in self.MOODS:
            self.mood_buttons[mood] = Gtk.RadioButton()
            self.mood_buttons[mood].join_group(no_mood_button)
            self.mood_buttons[mood].set_mode(False)
            self.mood_buttons[mood].add(gtkgui_helpers.load_mood_icon(mood))
            self.mood_buttons[mood].set_relief(Gtk.ReliefStyle.NONE)
            self.mood_buttons[mood].set_tooltip_text(MOODS[mood])
            self.mood_buttons[mood].connect('clicked',
                self.on_mood_button_clicked, mood)
            table.attach(self.mood_buttons[mood], x, y, 1, 1)

            # Calculate the next position
            x += 1
            if x >= self.COLS:
                x = 0
                y += 1

        if self.mood in MOODS:
            self.mood_buttons[self.mood].set_active(True)
            self.label.set_text(MOODS[self.mood])
            self.entry.set_sensitive(True)
            if self.text:
                self.entry.set_text(self.text)
        else:
            self.label.set_text(_('None'))
            self.entry.set_text('')
            self.entry.set_sensitive(False)

        self.xml.connect_signals(self)
        self.window.set_position(Gtk.WindowPosition.CENTER_ON_PARENT)
        self.window.show_all()

    def on_mood_button_clicked(self, widget, data):
        if data:
            self.label.set_text(MOODS[data])
            self.entry.set_sensitive(True)
        else:
            self.label.set_text(_('None'))
            self.entry.set_text('')
            self.entry.set_sensitive(False)
        self.mood = data

    def on_ok_button_clicked(self, widget):
        '''Return mood and messsage (None if no mood selected)'''
        message = self.entry.get_text()
        self.on_response(self.mood, message)
        self.window.destroy()

    def on_cancel_button_clicked(self, widget):
        self.window.destroy()

class TimeoutDialog:
    """
    Class designed to be derivated to create timeout'd dialogs (dialogs that
    closes automatically after a timeout)
    """
    def __init__(self, timeout):
        self.countdown_left = timeout
        self.countdown_enabled = True
        self.title_text = ''

    def run_timeout(self):
        if self.countdown_left > 0:
            self.countdown()
            GLib.timeout_add_seconds(1, self.countdown)

    def on_timeout(self):
        """
        To be implemented in derivated classes
        """
        pass

    def countdown(self):
        if self.countdown_enabled:
            if self.countdown_left <= 0:
                self.on_timeout()
                return False
            self.dialog.set_title('%s [%s]' % (self.title_text,
                    str(self.countdown_left)))
            self.countdown_left -= 1
            return True
        else:
            self.dialog.set_title(self.title_text)
            return False

class ChangeStatusMessageDialog(TimeoutDialog):
    def __init__(self, on_response, show=None, show_pep=True):
        countdown_time = app.config.get('change_status_window_timeout')
        TimeoutDialog.__init__(self, countdown_time)
        self.show = show
        self.pep_dict = {}
        self.show_pep = show_pep
        self.on_response = on_response
        self.xml = gtkgui_helpers.get_gtk_builder('change_status_message_dialog.ui')
        self.dialog = self.xml.get_object('change_status_message_dialog')
        self.dialog.set_transient_for(app.interface.roster.window)
        msg = None
        if show:
            uf_show = helpers.get_uf_show(show)
            self.title_text = _('%s Status Message') % uf_show
            msg = app.config.get_per('statusmsg', '_last_' + self.show,
                                                               'message')
            self.pep_dict['activity'] = app.config.get_per('statusmsg',
                '_last_' + self.show, 'activity')
            self.pep_dict['subactivity'] = app.config.get_per('statusmsg',
                '_last_' + self.show, 'subactivity')
            self.pep_dict['activity_text'] = app.config.get_per('statusmsg',
                '_last_' + self.show, 'activity_text')
            self.pep_dict['mood'] = app.config.get_per('statusmsg',
                '_last_' + self.show, 'mood')
            self.pep_dict['mood_text'] = app.config.get_per('statusmsg',
                '_last_' + self.show, 'mood_text')
        else:
            self.title_text = _('Status Message')
        self.dialog.set_title(self.title_text)

        message_textview = self.xml.get_object('message_textview')
        self.message_buffer = message_textview.get_buffer()
        self.message_buffer.connect('changed', self.on_message_buffer_changed)
        if not msg:
            msg = ''
        msg = helpers.from_one_line(msg)
        self.message_buffer.set_text(msg)

        # have an empty string selectable, so user can clear msg
        self.preset_messages_dict = {'': ['', '', '', '', '', '']}
        for msg_name in app.config.get_per('statusmsg'):
            if msg_name.startswith('_last_'):
                continue
            opts = []
            for opt in ['message', 'activity', 'subactivity', 'activity_text',
                                    'mood', 'mood_text']:
                opts.append(app.config.get_per('statusmsg', msg_name, opt))
            opts[0] = helpers.from_one_line(opts[0])
            self.preset_messages_dict[msg_name] = opts
        sorted_keys_list = helpers.get_sorted_keys(self.preset_messages_dict)

        self.message_liststore = Gtk.ListStore(str) # msg_name
        self.message_combobox = self.xml.get_object('message_combobox')
        self.message_combobox.set_model(self.message_liststore)
        cellrenderertext = Gtk.CellRendererText()
        self.message_combobox.pack_start(cellrenderertext, True)
        self.message_combobox.add_attribute(cellrenderertext, 'text', 0)
        for msg_name in sorted_keys_list:
            self.message_liststore.append((msg_name,))

        if show_pep:
            self.draw_activity()
            self.draw_mood()
        else:
            # remove acvtivity / mood lines
            self.xml.get_object('activity_label').set_no_show_all(True)
            self.xml.get_object('activity_button').set_no_show_all(True)
            self.xml.get_object('mood_label').set_no_show_all(True)
            self.xml.get_object('mood_button').set_no_show_all(True)
            self.xml.get_object('activity_label').hide()
            self.xml.get_object('activity_button').hide()
            self.xml.get_object('mood_label').hide()
            self.xml.get_object('mood_button').hide()

        self.xml.connect_signals(self)
        self.run_timeout()
        self.dialog.connect('response', self.on_dialog_response)
        self.dialog.set_position(Gtk.WindowPosition.CENTER_ON_PARENT)
        self.dialog.show_all()

    def draw_activity(self):
        """
        Set activity button
        """
        img = self.xml.get_object('activity_image')
        label = self.xml.get_object('activity_button_label')
        if 'activity' in self.pep_dict and self.pep_dict['activity'] in \
           ACTIVITIES:
            if 'subactivity' in self.pep_dict and self.pep_dict['subactivity'] \
            in ACTIVITIES[self.pep_dict['activity']]:
                img.set_from_pixbuf(gtkgui_helpers.load_activity_icon(
                    self.pep_dict['activity'], self.pep_dict['subactivity']).\
                        get_pixbuf())
            else:
                img.set_from_pixbuf(gtkgui_helpers.load_activity_icon(
                    self.pep_dict['activity']).get_pixbuf())
            if self.pep_dict['activity_text']:
                label.set_text(self.pep_dict['activity_text'])
            else:
                label.set_text('')
        else:
            img.set_from_pixbuf(None)
            label.set_text('')

    def draw_mood(self):
        """
        Set mood button
        """
        img = self.xml.get_object('mood_image')
        label = self.xml.get_object('mood_button_label')
        if 'mood' in self.pep_dict and self.pep_dict['mood'] in MOODS:
            img.set_from_pixbuf(gtkgui_helpers.load_mood_icon(
                self.pep_dict['mood']).get_pixbuf())
            if self.pep_dict['mood_text']:
                label.set_text(self.pep_dict['mood_text'])
            else:
                label.set_text('')
        else:
            img.set_from_pixbuf(None)
            label.set_text('')

    def on_timeout(self):
        # Prevent GUI freeze when the combobox menu is opened on close
        self.message_combobox.popdown()
        self.dialog.response(Gtk.ResponseType.OK)

    def on_dialog_response(self, dialog, response):
        if response == Gtk.ResponseType.OK:
            beg, end = self.message_buffer.get_bounds()
            message = self.message_buffer.get_text(beg, end, True).strip()
            message = helpers.remove_invalid_xml_chars(message)
            msg = helpers.to_one_line(message)
            if self.show:
                app.config.set_per('statusmsg', '_last_' + self.show,
                    'message', msg)
                if self.show_pep:
                    app.config.set_per('statusmsg', '_last_' + self.show,
                        'activity', self.pep_dict['activity'])
                    app.config.set_per('statusmsg', '_last_' + self.show,
                        'subactivity', self.pep_dict['subactivity'])
                    app.config.set_per('statusmsg', '_last_' + self.show,
                        'activity_text', self.pep_dict['activity_text'])
                    app.config.set_per('statusmsg', '_last_' + self.show,
                        'mood', self.pep_dict['mood'])
                    app.config.set_per('statusmsg', '_last_' + self.show,
                        'mood_text', self.pep_dict['mood_text'])
        else:
            message = None # user pressed Cancel button or X wm button
        self.dialog.destroy()
        self.on_response(message, self.pep_dict)

    def on_message_combobox_changed(self, widget):
        self.countdown_enabled = False
        model = widget.get_model()
        active = widget.get_active()
        if active < 0:
            return None
        name = model[active][0]
        self.message_buffer.set_text(self.preset_messages_dict[name][0])
        self.pep_dict['activity'] = self.preset_messages_dict[name][1]
        self.pep_dict['subactivity'] = self.preset_messages_dict[name][2]
        self.pep_dict['activity_text'] = self.preset_messages_dict[name][3]
        self.pep_dict['mood'] = self.preset_messages_dict[name][4]
        self.pep_dict['mood_text'] = self.preset_messages_dict[name][5]
        self.draw_activity()
        self.draw_mood()

    def on_change_status_message_dialog_key_press_event(self, widget, event):
        self.countdown_enabled = False
        if event.keyval == Gdk.KEY_Return or \
           event.keyval == Gdk.KEY_KP_Enter:  # catch CTRL+ENTER
            if event.get_state() & Gdk.ModifierType.CONTROL_MASK:
                self.dialog.response(Gtk.ResponseType.OK)
                # Stop the event
                return True

    def on_message_buffer_changed(self, widget):
        self.countdown_enabled = False
        self.toggle_sensitiviy_of_save_as_preset()

    def toggle_sensitiviy_of_save_as_preset(self):
        btn = self.xml.get_object('save_as_preset_button')
        if self.message_buffer.get_char_count() == 0:
            btn.set_sensitive(False)
        else:
            btn.set_sensitive(True)

    def on_save_as_preset_button_clicked(self, widget):
        self.countdown_enabled = False
        start_iter, finish_iter = self.message_buffer.get_bounds()
        status_message_to_save_as_preset = self.message_buffer.get_text(
                start_iter, finish_iter, True)
        def on_ok(msg_name):
            msg_text = status_message_to_save_as_preset
            msg_text_1l = helpers.to_one_line(msg_text)
            if not msg_name: # msg_name was ''
                msg_name = msg_text_1l

            def on_ok2():
                self.preset_messages_dict[msg_name] = [
                    msg_text, self.pep_dict.get('activity'),
                    self.pep_dict.get('subactivity'),
                    self.pep_dict.get('activity_text'),
                    self.pep_dict.get('mood'), self.pep_dict.get('mood_text')]
                app.config.set_per('statusmsg', msg_name, 'message',
                    msg_text_1l)
                app.config.set_per('statusmsg', msg_name, 'activity',
                    self.pep_dict.get('activity'))
                app.config.set_per('statusmsg', msg_name, 'subactivity',
                    self.pep_dict.get('subactivity'))
                app.config.set_per('statusmsg', msg_name, 'activity_text',
                    self.pep_dict.get('activity_text'))
                app.config.set_per('statusmsg', msg_name, 'mood',
                    self.pep_dict.get('mood'))
                app.config.set_per('statusmsg', msg_name, 'mood_text',
                    self.pep_dict.get('mood_text'))
            if msg_name in self.preset_messages_dict:
                ConfirmationDialog(_('Overwrite Status Message?'),
                    _('This name is already used. Do you want to overwrite this '
                    'status message?'), on_response_ok=on_ok2, transient_for=self.dialog)
                return
            app.config.add_per('statusmsg', msg_name)
            on_ok2()
            iter_ = self.message_liststore.append((msg_name,))
            # select in combobox the one we just saved
            self.message_combobox.set_active_iter(iter_)
        InputDialog(_('Save as Preset Status Message'),
            _('Please type a name for this status message'), is_modal=False,
            ok_handler=on_ok)

    def on_activity_button_clicked(self, widget):
        self.countdown_enabled = False
        def on_response(activity, subactivity, text):
            self.pep_dict['activity'] = activity or ''
            self.pep_dict['subactivity'] = subactivity or ''
            self.pep_dict['activity_text'] = text
            self.draw_activity()
        ChangeActivityDialog(on_response, self.pep_dict['activity'],
            self.pep_dict['subactivity'], self.pep_dict['activity_text'])

    def on_mood_button_clicked(self, widget):
        self.countdown_enabled = False
        def on_response(mood, text):
            self.pep_dict['mood'] = mood or ''
            self.pep_dict['mood_text'] = text
            self.draw_mood()
        ChangeMoodDialog(on_response, self.pep_dict['mood'],
                                         self.pep_dict['mood_text'])


class SubscriptionRequestWindow(Gtk.ApplicationWindow):
    def __init__(self, jid, text, account, user_nick=None):
        Gtk.ApplicationWindow.__init__(self)
        self.set_name('SubscriptionRequest')
        self.set_application(app.app)
        self.set_show_menubar(False)
        self.set_resizable(False)
        self.set_position(Gtk.WindowPosition.CENTER)
        self.set_title(_('Subscription Request'))

        xml = gtkgui_helpers.get_gtk_builder('subscription_request_window.ui')
        self.add(xml.get_object('subscription_box'))
        self.jid = jid
        self.account = account
        self.user_nick = user_nick
        if len(app.connections) >= 2:
            prompt_text = \
                _('Subscription request for account %(account)s from %(jid)s')\
                % {'account': account, 'jid': self.jid}
        else:
            prompt_text = _('Subscription request from %s') % self.jid

        from_label = xml.get_object('from_label')
        from_label.set_text(prompt_text)

        textview = xml.get_object('message_textview')
        textview.get_buffer().set_text(text)

        self.set_default(xml.get_object('authorize_button'))
        xml.connect_signals(self)
        self.show_all()

    def on_subscription_request_window_destroy(self, widget):
        """
        Close window
        """
        if self.jid in app.interface.instances[self.account]['sub_request']:
            # remove us from open windows
            del app.interface.instances[self.account]['sub_request'][self.jid]

    def on_close_button_clicked(self, widget):
        self.destroy()

    def on_authorize_button_clicked(self, widget):
        """
        Accept the request
        """
        app.connections[self.account].get_module('Presence').subscribed(self.jid)
        self.destroy()
        contact = app.contacts.get_contact(self.account, self.jid)
        if not contact or _('Not in Roster') in contact.groups:
            AddNewContactWindow(self.account, self.jid, self.user_nick)

    def on_contact_info_activate(self, widget):
        """
        Ask vcard
        """
        if self.jid in app.interface.instances[self.account]['infos']:
            app.interface.instances[self.account]['infos'][self.jid].window.present()
        else:
            contact = app.contacts.create_contact(jid=self.jid, account=self.account)
            app.interface.instances[self.account]['infos'][self.jid] = \
                     vcard.VcardWindow(contact, self.account)
            # Remove jabber page
            app.interface.instances[self.account]['infos'][self.jid].xml.\
                     get_object('information_notebook').remove_page(0)

    def on_start_chat_activate(self, widget):
        """
        Open chat
        """
        app.interface.new_chat_from_jid(self.account, self.jid)

    def on_deny_button_clicked(self, widget):
        """
        Refuse the request
        """
        app.connections[self.account].get_module('Presence').unsubscribed(self.jid)
        contact = app.contacts.get_contact(self.account, self.jid)
        if contact and _('Not in Roster') in contact.get_shown_groups():
            app.interface.roster.remove_contact(self.jid, self.account)
        self.destroy()

class SynchroniseSelectAccountDialog:
    def __init__(self, account):
        # 'account' can be None if we are about to create our first one
        if not account or app.connections[account].connected < 2:
            ErrorDialog(_('You are not connected to the server'),
                _('Without a connection, you can not synchronise your contacts.'))
            raise GajimGeneralException('You are not connected to the server')
        self.account = account
        self.xml = gtkgui_helpers.get_gtk_builder('synchronise_select_account_dialog.ui')
        self.dialog = self.xml.get_object('synchronise_select_account_dialog')
        self.dialog.set_transient_for(app.get_app_window('AccountsWindow'))
        self.accounts_treeview = self.xml.get_object('accounts_treeview')
        model = Gtk.ListStore(str, str, bool)
        self.accounts_treeview.set_model(model)
        # columns
        renderer = Gtk.CellRendererText()
        self.accounts_treeview.insert_column_with_attributes(-1, _('Name'),
            renderer, text=0)
        renderer = Gtk.CellRendererText()
        self.accounts_treeview.insert_column_with_attributes(-1, _('Server'),
            renderer, text=1)

        self.xml.connect_signals(self)
        self.init_accounts()
        self.dialog.show_all()

    def on_accounts_window_key_press_event(self, widget, event):
        if event.keyval == Gdk.KEY_Escape:
            self.window.destroy()

    def init_accounts(self):
        """
        Initialize listStore with existing accounts
        """
        model = self.accounts_treeview.get_model()
        model.clear()
        for remote_account in app.connections:
            if remote_account == self.account:
                # Do not show the account we're sync'ing
                continue
            iter_ = model.append()
            model.set(iter_, 0, remote_account, 1,
                app.get_hostname_from_account(remote_account))

    def on_cancel_button_clicked(self, widget):
        self.dialog.destroy()

    def on_ok_button_clicked(self, widget):
        sel = self.accounts_treeview.get_selection()
        (model, iter_) = sel.get_selected()
        if not iter_:
            return
        remote_account = model.get_value(iter_, 0)

        if app.connections[remote_account].connected < 2:
            ErrorDialog(_('This account is not connected to the server'),
                _('You cannot synchronize with an account unless it is connected.'))
            return
        else:
            try:
                SynchroniseSelectContactsDialog(self.account, remote_account)
            except GajimGeneralException:
                # if we showed ErrorDialog, there will not be dialog instance
                return
        self.dialog.destroy()

    @staticmethod
    def on_destroy(widget):
        del app.interface.instances['import_contacts']

class SynchroniseSelectContactsDialog:
    def __init__(self, account, remote_account):
        self.local_account = account
        self.remote_account = remote_account
        self.xml = gtkgui_helpers.get_gtk_builder(
            'synchronise_select_contacts_dialog.ui')
        self.dialog = self.xml.get_object('synchronise_select_contacts_dialog')
        self.contacts_treeview = self.xml.get_object('contacts_treeview')
        model = Gtk.ListStore(bool, str)
        self.contacts_treeview.set_model(model)
        # columns
        renderer1 = Gtk.CellRendererToggle()
        renderer1.set_property('activatable', True)
        renderer1.connect('toggled', self.toggled_callback)
        self.contacts_treeview.insert_column_with_attributes(-1,
            _('Synchronise'), renderer1, active=0)
        renderer2 = Gtk.CellRendererText()
        self.contacts_treeview.insert_column_with_attributes(-1, _('Name'),
            renderer2, text=1)

        self.xml.connect_signals(self)
        self.init_contacts()
        self.dialog.show_all()

    def toggled_callback(self, cell, path):
        model = self.contacts_treeview.get_model()
        iter_ = model.get_iter(path)
        model[iter_][0] = not cell.get_active()

    def on_contacts_window_key_press_event(self, widget, event):
        if event.keyval == Gdk.KEY_Escape:
            self.window.destroy()

    def init_contacts(self):
        """
        Initialize listStore with existing accounts
        """
        model = self.contacts_treeview.get_model()
        model.clear()

        # recover local contacts
        local_jid_list = app.contacts.get_contacts_jid_list(self.local_account)

        remote_jid_list = app.contacts.get_contacts_jid_list(
                self.remote_account)
        for remote_jid in remote_jid_list:
            if remote_jid not in local_jid_list:
                iter_ = model.append()
                model.set(iter_, 0, True, 1, remote_jid)

    def on_cancel_button_clicked(self, widget):
        self.dialog.destroy()

    def on_ok_button_clicked(self, widget):
        model = self.contacts_treeview.get_model()
        iter_ = model.get_iter_first()
        while iter_:
            if model[iter_][0]:
                # it is selected
                remote_jid = model[iter_][1]
                message = 'I\'m synchronizing my contacts from my %s account, could you please add this address to your contact list?' % \
                    app.get_hostname_from_account(self.remote_account)
                remote_contact = app.contacts.get_first_contact_from_jid(
                        self.remote_account, remote_jid)
                # keep same groups and same nickname
                app.interface.roster.req_sub(self, remote_jid, message,
                    self.local_account, groups = remote_contact.groups,
                    nickname = remote_contact.name, auto_auth = True)
            iter_ = model.iter_next(iter_)
        self.dialog.destroy()

#Action that can be done with an incoming list of contacts
TRANSLATED_ACTION = {'add': _('add'), 'modify': _('modify'),
    'remove': _('remove')}
class RosterItemExchangeWindow:
    """
    Windows used when someone send you a exchange contact suggestion
    """

    def __init__(self, account, action, exchange_list, jid_from,
                    message_body=None):
        self.account = account
        self.action = action
        self.exchange_list = exchange_list
        self.message_body = message_body
        self.jid_from = jid_from

        show_dialog = False

        # Connect to gtk builder
        self.xml = gtkgui_helpers.get_gtk_builder(
            'roster_item_exchange_window.ui')
        self.window = self.xml.get_object('roster_item_exchange_window')

        # Add Widgets.
        for widget_to_add in ['accept_button_label', 'type_label',
        'body_scrolledwindow', 'body_textview', 'items_list_treeview']:
            self.__dict__[widget_to_add] = self.xml.get_object(widget_to_add)

        # Set labels
        # self.action can be 'add', 'modify' or 'remove'
        self.type_label.set_label(
            _('<b>%(jid)s</b> would like you to <b>%(action)s</b> some contacts '
            'in your roster.') % {'jid': jid_from,
            'action': TRANSLATED_ACTION[self.action]})
        if message_body:
            buffer_ = self.body_textview.get_buffer()
            buffer_.set_text(self.message_body)
        else:
            self.body_scrolledwindow.hide()
        # Treeview
        model = Gtk.ListStore(bool, str, str, str, str)
        self.items_list_treeview.set_model(model)
        # columns
        renderer1 = Gtk.CellRendererToggle()
        renderer1.set_property('activatable', True)
        renderer1.connect('toggled', self.toggled_callback)
        if self.action == 'add':
            title = _('Add')
        elif self.action == 'modify':
            title = _('Modify')
        elif self.action == 'delete':
            title = _('Delete')
        self.items_list_treeview.insert_column_with_attributes(-1, title,
            renderer1, active=0)
        renderer2 = Gtk.CellRendererText()
        self.items_list_treeview.insert_column_with_attributes(-1, _('JID'),
            renderer2, text=1)
        renderer3 = Gtk.CellRendererText()
        self.items_list_treeview.insert_column_with_attributes(-1, _('Name'),
            renderer3, text=2)
        renderer4 = Gtk.CellRendererText()
        self.items_list_treeview.insert_column_with_attributes(-1, _('Groups'),
            renderer4, text=3)

        # Init contacts
        model = self.items_list_treeview.get_model()
        model.clear()

        if action == 'add':
            for jid in self.exchange_list:
                groups = ''
                is_in_roster = True
                contact = app.contacts.get_contact_with_highest_priority(
                    self.account, jid)
                if not contact or _('Not in Roster') in contact.groups:
                    is_in_roster = False
                name = self.exchange_list[jid][0]
                num_list = len(self.exchange_list[jid][1])
                current = 0
                for group in self.exchange_list[jid][1]:
                    current += 1
                    if contact and not group in contact.groups:
                        is_in_roster = False
                    if current == num_list:
                        groups = groups + group
                    else:
                        groups = groups + group + ', '
                if not is_in_roster:
                    show_dialog = True
                    iter_ = model.append()
                    model.set(iter_, 0, True, 1, jid, 2, name, 3, groups)

            # Change label for accept_button to action name instead of 'OK'.
            self.accept_button_label.set_label(_('Add'))
        elif action == 'modify':
            for jid in self.exchange_list:
                groups = ''
                is_in_roster = True
                is_right = True
                contact = app.contacts.get_contact_with_highest_priority(
                    self.account, jid)
                name = self.exchange_list[jid][0]
                if not contact:
                    is_in_roster = False
                    is_right = False
                else:
                    if name != contact.name:
                        is_right = False
                num_list = len(self.exchange_list[jid][1])
                current = 0
                for group in self.exchange_list[jid][1]:
                    current += 1
                    if contact and not group in contact.groups:
                        is_right = False
                    if current == num_list:
                        groups = groups + group
                    else:
                        groups = groups + group + ', '
                if not is_right and is_in_roster:
                    show_dialog = True
                    iter_ = model.append()
                    model.set(iter_, 0, True, 1, jid, 2, name, 3, groups)

            # Change label for accept_button to action name instead of 'OK'.
            self.accept_button_label.set_label(_('Modify'))
        elif action == 'delete':
            for jid in self.exchange_list:
                groups = ''
                is_in_roster = True
                contact = app.contacts.get_contact_with_highest_priority(
                        self.account, jid)
                name = self.exchange_list[jid][0]
                if not contact:
                    is_in_roster = False
                num_list = len(self.exchange_list[jid][1])
                current = 0
                for group in self.exchange_list[jid][1]:
                    current += 1
                    if current == num_list:
                        groups = groups + group
                    else:
                        groups = groups + group + ', '
                if is_in_roster:
                    show_dialog = True
                    iter_ = model.append()
                    model.set(iter_, 0, True, 1, jid, 2, name, 3, groups)

            # Change label for accept_button to action name instead of 'OK'.
            self.accept_button_label.set_label(_('Delete'))

        if show_dialog:
            self.window.show_all()
            self.xml.connect_signals(self)

    def toggled_callback(self, cell, path):
        model = self.items_list_treeview.get_model()
        iter_ = model.get_iter(path)
        model[iter_][0] = not cell.get_active()

    def on_accept_button_clicked(self, widget):
        model = self.items_list_treeview.get_model()
        iter_ = model.get_iter_first()
        if self.action == 'add':
            a = 0
            while iter_:
                if model[iter_][0]:
                    a+=1
                    # it is selected
                    #remote_jid = model[iter_][1]
                    message = _('%s suggested me to add you in my roster.'
                            % self.jid_from)
                    # keep same groups and same nickname
                    groups = model[iter_][3].split(', ')
                    if groups == ['']:
                        groups = []
                    jid = model[iter_][1]
                    if app.jid_is_transport(self.jid_from):
                        con = app.connections[self.account]
                        con.get_module('Presence').automatically_added.append(jid)
                    app.interface.roster.req_sub(self, jid, message,
                            self.account, groups=groups, nickname=model[iter_][2],
                            auto_auth=True)
                iter_ = model.iter_next(iter_)
            InformationDialog(i18n.ngettext('Added %d contact',
                'Added %d contacts', a, a, a))
        elif self.action == 'modify':
            a = 0
            while iter_:
                if model[iter_][0]:
                    a+=1
                    # it is selected
                    jid = model[iter_][1]
                    # keep same groups and same nickname
                    groups = model[iter_][3].split(', ')
                    if groups == ['']:
                        groups = []
                    for u in app.contacts.get_contact(self.account, jid):
                        u.name = model[iter_][2]
                    app.connections[self.account].update_contact(jid,
                            model[iter_][2], groups)
                    self.draw_contact(jid, self.account)
                    # Update opened chat
                    ctrl = app.interface.msg_win_mgr.get_control(jid, self.account)
                    if ctrl:
                        ctrl.update_ui()
                        win = app.interface.msg_win_mgr.get_window(jid,
                                self.account)
                        win.redraw_tab(ctrl)
                        win.show_title()
                iter_ = model.iter_next(iter_)
        elif self.action == 'delete':
            a = 0
            while iter_:
                if model[iter_][0]:
                    a+=1
                    # it is selected
                    jid = model[iter_][1]
                    app.connections[self.account].get_module('Presence').unsubscribe(jid)
                    app.interface.roster.remove_contact(jid, self.account)
                    app.contacts.remove_jid(self.account, jid)
                iter_ = model.iter_next(iter_)
            InformationDialog(i18n.ngettext('Removed %d contact',
                'Removed %d contacts', a, a, a))
        self.window.destroy()

    def on_cancel_button_clicked(self, widget):
        self.window.destroy()


class InvitationReceivedDialog:
    def __init__(self, account, room_jid, contact_fjid, password=None,
    comment=None, is_continued=False):

        self.room_jid = room_jid
        self.account = account
        self.password = password
        self.is_continued = is_continued
        self.contact_fjid = contact_fjid

        jid = app.get_jid_without_resource(contact_fjid)

        pritext = _('''You are invited to a groupchat''')
        #Don't translate $Contact
        if is_continued:
            sectext = _('$Contact has invited you to join a discussion')
        else:
            sectext = _('$Contact has invited you to group chat %(room_jid)s')\
                % {'room_jid': room_jid}
        contact = app.contacts.get_first_contact_from_jid(account, jid)
        contact_text = contact and contact.name or jid
        sectext = i18n.direction_mark + sectext.replace('$Contact',
            contact_text)

        if comment: # only if not None and not ''
            comment = GLib.markup_escape_text(comment)
            comment = _('Comment: %s') % comment
            sectext += '\n\n%s' % comment
        sectext += '\n\n' + _('Do you want to accept the invitation?')

        def on_yes(checked, text):
            if self.is_continued:
                app.interface.join_gc_room(self.account, self.room_jid,
                    app.nicks[self.account], self.password,
                    is_continued=True)
            else:
                app.interface.join_gc_minimal(
                    self.account, self.room_jid, password=self.password)

        def on_no(text):
            app.connections[account].get_module('MUC').decline(
                self.room_jid, self.contact_fjid, text)

        dlg = YesNoDialog(pritext, sectext,
            text_label=_('Reason (if you decline):'), on_response_yes=on_yes,
            on_response_no=on_no)
        dlg.set_title(_('Groupchat Invitation'))

class ProgressDialog:
    def __init__(self, title_text, during_text, messages_queue):
        """
        During text is what to show during the procedure, messages_queue has the
        message to show in the textview
        """
        self.xml = gtkgui_helpers.get_gtk_builder('progress_dialog.ui')
        self.dialog = self.xml.get_object('progress_dialog')
        self.label = self.xml.get_object('label')
        self.label.set_markup('<big>' + during_text + '</big>')
        self.progressbar = self.xml.get_object('progressbar')
        self.dialog.set_title(title_text)
        self.dialog.set_default_size(450, 250)
        self.window.set_position(Gtk.WindowPosition.CENTER_ON_PARENT)
        self.dialog.show_all()
        self.xml.connect_signals(self)

        self.update_progressbar_timeout_id = GLib.timeout_add(100,
            self.update_progressbar)

    def update_progressbar(self):
        if self.dialog:
            self.progressbar.pulse()
            return True # loop forever
        return False

    def on_progress_dialog_delete_event(self, widget, event):
        return True # WM's X button or Escape key should not destroy the window

class TransformChatToMUC:
    # Keep a reference on windows so garbage collector don't restroy them
    instances = []
    def __init__(self, account, jids, preselected=None):
        """
        This window is used to trasform a one-to-one chat to a MUC. We do 2
        things: first select the server and then make a guests list
        """

        self.instances.append(self)
        self.account = account
        self.auto_jids = jids
        self.preselected_jids = preselected

        self.xml = gtkgui_helpers.get_gtk_builder('chat_to_muc_window.ui')
        self.window = self.xml.get_object('chat_to_muc_window')

        for widget_to_add in ('invite_button', 'cancel_button',
            'server_list_comboboxentry', 'guests_treeview', 'guests_store',
            'server_and_guests_hseparator', 'server_select_label'):
            self.__dict__[widget_to_add] = self.xml.get_object(widget_to_add)

        server_list = []
        self.servers = Gtk.ListStore(str)
        self.server_list_comboboxentry.set_model(self.servers)
        cell = Gtk.CellRendererText()
        self.server_list_comboboxentry.pack_start(cell, True)
        self.server_list_comboboxentry.add_attribute(cell, 'text', 0)

        # get the muc server of our server
        if 'jabber' in app.connections[account].muc_jid:
            server_list.append(app.connections[account].muc_jid['jabber'])
        # add servers or recently joined groupchats
        recently_groupchat = app.config.get_per('accounts', account, 'recent_groupchats').split()
        for g in recently_groupchat:
            server = app.get_server_from_jid(g)
            if server not in server_list and not server.startswith('irc'):
                server_list.append(server)
        # add a default server
        if not server_list:
            server_list.append('conference.jabber.org')

        for s in server_list:
            self.servers.append([s])

        self.server_list_comboboxentry.set_active(0)

        # set treeview
        # name, jid

        self.guests_store.set_sort_column_id(1, Gtk.SortType.ASCENDING)
        self.guests_treeview.get_selection().set_mode(Gtk.SelectionMode.MULTIPLE)

        # All contacts beside the following can be invited:
        #       transports, zeroconf contacts, minimized groupchats
        def invitable(contact, contact_transport=None):
            return (contact.jid not in self.auto_jids and
                contact.jid != app.get_jid_from_account(self.account) and
                contact.jid not in app.interface.minimized_controls[account] and
                not contact.is_transport() and
                contact_transport in ('jabber', None))

        # set jabber id and pseudos
        for account in app.contacts.get_accounts():
            if app.connections[account].is_zeroconf:
                continue
            for jid in app.contacts.get_jid_list(account):
                contact = app.contacts.get_contact_with_highest_priority(
                    account, jid)
                contact_transport = app.get_transport_name_from_jid(jid)
                # Add contact if it can be invited
                if invitable(contact, contact_transport) and \
                contact.show not in ('offline', 'error'):
                    icon_name = gtkgui_helpers.get_iconset_name_for(contact.show)
                    name = contact.name
                    if name == '':
                        name = jid.split('@')[0]
                    iter_ = self.guests_store.append([icon_name, name, jid])
                    # preselect treeview rows
                    if self.preselected_jids and jid in self.preselected_jids:
                        path = self.guests_store.get_path(iter_)
                        self.guests_treeview.get_selection().select_path(path)

        app.ged.register_event_handler('unique-room-id-supported', ged.GUI1,
            self._nec_unique_room_id_supported)
        app.ged.register_event_handler('unique-room-id-not-supported',
            ged.GUI1, self._nec_unique_room_id_not_supported)

        # show all
        self.window.show_all()

        self.xml.connect_signals(self)

    def on_chat_to_muc_window_destroy(self, widget):
        app.ged.remove_event_handler('unique-room-id-supported', ged.GUI1,
            self._nec_unique_room_id_supported)
        app.ged.remove_event_handler('unique-room-id-not-supported', ged.GUI1,
            self._nec_unique_room_id_not_supported)
        self.instances.remove(self)

    def on_chat_to_muc_window_key_press_event(self, widget, event):
        if event.keyval == Gdk.KEY_Escape: # ESCAPE
            self.window.destroy()

    def on_invite_button_clicked(self, widget):
        row = self.server_list_comboboxentry.get_child().get_displayed_row()
        model = self.server_list_comboboxentry.get_model()
        server = model[row][0].strip()
        if server == '':
            return
        app.connections[self.account].check_unique_room_id_support(server, self)

    def _nec_unique_room_id_supported(self, obj):
        if obj.instance != self:
            return
        guest_list = []
        guests = self.guests_treeview.get_selection().get_selected_rows()
        for guest in guests[1]:
            iter_ = self.guests_store.get_iter(guest)
            guest_list.append(self.guests_store[iter_][2])
        for guest in self.auto_jids:
            guest_list.append(guest)
        room_jid = obj.room_id + '@' + obj.server
        app.automatic_rooms[self.account][room_jid] = {}
        app.automatic_rooms[self.account][room_jid]['invities'] = guest_list
        app.automatic_rooms[self.account][room_jid]['continue_tag'] = True
        app.interface.join_gc_room(self.account, room_jid,
            app.nicks[self.account], None, is_continued=True)
        self.window.destroy()

    def on_cancel_button_clicked(self, widget):
        self.window.destroy()

    def _nec_unique_room_id_not_supported(self, obj):
        if obj.instance != self:
            return
        obj.room_id = app.nicks[self.account].lower().replace(' ', '') + \
            str(randrange(9999999))
        self._nec_unique_room_id_supported(obj)

class Dialog(Gtk.Dialog):
    def __init__(self, parent, title, buttons, default=None,
    on_response_ok=None, on_response_cancel=None):
        Gtk.Dialog.__init__(self, title, parent,
            Gtk.DialogFlags.DESTROY_WITH_PARENT)

        self.user_response_ok = on_response_ok
        self.user_response_cancel = on_response_cancel
        self.set_border_width(6)
        self.get_content_area().set_spacing(12)
        self.set_resizable(False)

        for stock, response in buttons:
            b = self.add_button(stock, response)

        if default is not None:
            self.set_default_response(default)
        else:
            self.set_default_response(buttons[-1][1])

        self.connect('response', self.on_response)

    def on_response(self, widget, response_id):
        if response_id == Gtk.ResponseType.OK:
            if self.user_response_ok:
                if isinstance(self.user_response_ok, tuple):
                    self.user_response_ok[0](*self.user_response_ok[1:])
                else:
                    self.user_response_ok()
            self.destroy()
        elif response_id == Gtk.ResponseType.CANCEL:
            if self.user_response_cancel:
                if isinstance(self.user_response_cancel, tuple):
                    self.user_response_cancel[0](*self.user_response_ok[1:])
                else:
                    self.user_response_cancel()
            self.destroy()

    def just_destroy(self, widget):
        self.destroy()

    def get_button(self, index):
        buttons = self.get_action_area().get_children()
        return index < len(buttons) and buttons[index] or None

class DataFormWindow(Dialog):
    def __init__(self, form, on_response_ok):
        self.df_response_ok = on_response_ok
        Dialog.__init__(self, None, 'test', [(Gtk.STOCK_CANCEL,
            Gtk.ResponseType.CANCEL), (Gtk.STOCK_OK, Gtk.ResponseType.OK)],
            on_response_ok=self.on_ok)
        self.set_resizable(True)
        gtkgui_helpers.resize_window(self, 600, 400)
        self.dataform_widget = dataforms_widget.DataFormWidget()
        self.dataform = dataforms.extend_form(node=form)
        self.dataform_widget.set_sensitive(True)
        self.dataform_widget.data_form = self.dataform
        self.dataform_widget.show_all()
        self.get_content_area().pack_start(self.dataform_widget, True, True, 0)

    def on_ok(self):
        form = self.dataform_widget.data_form
        if isinstance(self.df_response_ok, tuple):
            self.df_response_ok[0](form, *self.df_response_ok[1:])
        else:
            self.df_response_ok(form)
        self.destroy()


class ResourceConflictDialog(TimeoutDialog, InputDialog):
    def __init__(self, title, text, resource, ok_handler):
        TimeoutDialog.__init__(self, 15)
        InputDialog.__init__(self, title, text, input_str=resource,
                is_modal=False, ok_handler=ok_handler)
        self.title_text = title
        self.run_timeout()

    def on_timeout(self):
        self.on_okbutton_clicked(None)



class VoIPCallReceivedDialog:
    instances = {}
    def __init__(self, account, contact_jid, sid, content_types):
        self.instances[(contact_jid, sid)] = self
        self.account = account
        self.fjid = contact_jid
        self.sid = sid
        self.content_types = content_types

        xml = gtkgui_helpers.get_gtk_builder('voip_call_received_dialog.ui')
        xml.connect_signals(self)

        jid = app.get_jid_without_resource(self.fjid)
        contact = app.contacts.get_first_contact_from_jid(account, jid)
        if contact and contact.name:
            self.contact_text = '%s (%s)' % (contact.name, jid)
        else:
            self.contact_text = contact_jid

        self.dialog = xml.get_object('voip_call_received_messagedialog')
        self.set_secondary_text()

        self.dialog.show_all()

    @classmethod
    def get_dialog(cls, jid, sid):
        if (jid, sid) in cls.instances:
            return cls.instances[(jid, sid)]
        else:
            return None

    def set_secondary_text(self):
        if 'audio' in self.content_types and 'video' in self.content_types:
            types_text = _('an audio and video')
        elif 'audio' in self.content_types:
            types_text = _('an audio')
        elif 'video' in self.content_types:
            types_text = _('a video')

        # do the substitution
        self.dialog.set_property('secondary-text',
            _('%(contact)s wants to start %(type)s session with you. Do you want '
            'to answer the call?') % {'contact': self.contact_text,
            'type': types_text})

    def add_contents(self, content_types):
        for type_ in content_types:
            if type_ not in self.content_types:
                self.content_types.add(type_)
        self.set_secondary_text()

    def remove_contents(self, content_types):
        for type_ in content_types:
            if type_ in self.content_types:
                self.content_types.remove(type_)
        if not self.content_types:
            self.dialog.destroy()
        else:
            self.set_secondary_text()

    def on_voip_call_received_messagedialog_destroy(self, dialog):
        if (self.fjid, self.sid) in self.instances:
            del self.instances[(self.fjid, self.sid)]

    def on_voip_call_received_messagedialog_close(self, dialog):
        return self.on_voip_call_received_messagedialog_response(dialog,
                Gtk.ResponseType.NO)

    def on_voip_call_received_messagedialog_response(self, dialog, response):
        # we've got response from user, either stop connecting or accept the call
        session = app.connections[self.account].get_jingle_session(self.fjid,
            self.sid)
        if not session:
            dialog.destroy()
            return
        if response == Gtk.ResponseType.YES:
            #TODO: Ensure that ctrl.contact.resource == resource
            jid = app.get_jid_without_resource(self.fjid)
            resource = app.get_resource_from_jid(self.fjid)
            ctrl = (app.interface.msg_win_mgr.get_control(self.fjid, self.account)
                or app.interface.msg_win_mgr.get_control(jid, self.account)
                or app.interface.new_chat_from_jid(self.account, jid))

            # Chat control opened, update content's status
            audio = session.get_content('audio')
            video = session.get_content('video')
            if audio and not audio.negotiated:
                ctrl.set_audio_state('connecting', self.sid)
            if video and not video.negotiated:
                video_hbox = ctrl.xml.get_object('video_hbox')
                video_hbox.set_no_show_all(False)
                if app.config.get('video_see_self'):
                    fixed = ctrl.xml.get_object('outgoing_fixed')
                    fixed.set_no_show_all(False)
                video_hbox.show_all()
                ctrl.xml.get_object('incoming_drawingarea').realize()
                if os.name == 'nt':
                    in_xid = ctrl.xml.get_object('incoming_drawingarea').\
                        get_window().handle
                else:
                    in_xid = ctrl.xml.get_object('incoming_drawingarea').\
                        get_property('window').get_xid()
                content = session.get_content('video')
                # move outgoing stream to chat window
                if app.config.get('video_see_self'):
                    ctrl.xml.get_object('outgoing_drawingarea').realize()
                    if os.name == 'nt':
                        out_xid = ctrl.xml.get_object('outgoing_drawingarea').\
                            get_window().handle
                    else:
                        out_xid = ctrl.xml.get_object('outgoing_drawingarea').\
                            get_property('window').get_xid()
                    b = content.src_bin
                    found = False
                    for e in b.children:
                        if e.get_name().startswith('autovideosink'):
                            found = True
                            break
                    if found:
                        for f in e.children:
                            if f.get_name().startswith('autovideosink'):
                                f.set_window_handle(out_xid)
                                content.out_xid = out_xid
                                break
                content.in_xid = in_xid
                ctrl.set_video_state('connecting', self.sid)
            # Now, accept the content/sessions.
            # This should be done after the chat control is running
            if not session.accepted:
                session.approve_session()
            for content in self.content_types:
                session.approve_content(content)
        else: # response==Gtk.ResponseType.NO
            if not session.accepted:
                session.decline_session()
            else:
                for content in self.content_types:
                    session.reject_content(content)

        dialog.destroy()

class ProgressWindow(Gtk.ApplicationWindow):
    def __init__(self, file):
        Gtk.ApplicationWindow.__init__(self)
        self.set_name('HTTPUploadProgressWindow')
        self.set_application(app.app)
        self.set_position(Gtk.WindowPosition.CENTER)
        self.set_show_menubar(False)
        self.set_title(_('File Transfer'))
        self.set_default_size(250, -1)

        self.event = file.event
        self.file = file
        self.xml = gtkgui_helpers.get_gtk_builder(
            'httpupload_progress_dialog.ui')

        self.label = self.xml.get_object('label')
        self.progressbar = self.xml.get_object('progressbar')

        self.add(self.xml.get_object('box'))

        self.pulse = GLib.timeout_add(100, self._pulse_progressbar)
        self.show_all()

        self.connect('destroy', self._on_destroy)
        app.ged.register_event_handler('httpupload-progress', ged.CORE,
                                       self._on_httpupload_progress)

    def _on_httpupload_progress(self, obj):
        if self.file != obj.file:
            return
        if obj.status == 'request':
            self.label.set_text(_('Requesting HTTP Upload Slot…'))
        elif obj.status == 'close':
            self.destroy()
        elif obj.status == 'upload':
            self.label.set_text(_('Uploading file via HTTP File Upload…'))
        elif obj.status == 'update':
            self.update_progress(obj.seen, obj.total)
        elif obj.status == 'encrypt':
            self.label.set_text(_('Encrypting file…'))

    def _pulse_progressbar(self):
        self.progressbar.pulse()
        return True

    def _on_destroy(self, *args):
        self.event.set()
        if self.pulse:
            GLib.source_remove(self.pulse)
        app.ged.remove_event_handler('httpupload-progress', ged.CORE,
                                     self._on_httpupload_progress)

    def update_progress(self, seen, total):
        if self.event.isSet():
            return
        if self.pulse:
            GLib.source_remove(self.pulse)
            self.pulse = None
        pct = (float(seen) / total) * 100.0
        self.progressbar.set_fraction(float(seen) / total)
        self.progressbar.set_text(str(int(pct)) + "%")