Mercurial > libervia-desktop-kivy
annotate src/cagou/core/cagou_main.py @ 64:8e16abcadbb8
core: launch SàT backend as a service on Android and wait for it on pb bridge connection.
| author | Goffi <goffi@goffi.org> |
|---|---|
| date | Tue, 13 Dec 2016 23:10:43 +0100 |
| parents | af4f986d86f0 |
| children | 1c738621bc8d |
| rev | line source |
|---|---|
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1 #!/usr//bin/env python2 |
| 0 | 2 # -*- coding: utf-8 -*- |
| 3 | |
| 4 # Cagou: desktop/mobile frontend for Salut à Toi XMPP client | |
| 5 # Copyright (C) 2016 Jérôme Poisson (goffi@goffi.org) | |
| 6 | |
| 7 # This program is free software: you can redistribute it and/or modify | |
| 8 # it under the terms of the GNU Affero General Public License as published by | |
| 9 # the Free Software Foundation, either version 3 of the License, or | |
| 10 # (at your option) any later version. | |
| 11 | |
| 12 # This program is distributed in the hope that it will be useful, | |
| 13 # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 15 # GNU Affero General Public License for more details. | |
| 16 | |
| 17 # You should have received a copy of the GNU Affero General Public License | |
| 18 # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 19 | |
| 20 | |
| 14 | 21 from sat.core.i18n import _ |
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22 import kivy_hack |
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23 kivy_hack.do_hack() |
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24 from constants import Const as C |
| 0 | 25 from sat.core import log as logging |
| 26 log = logging.getLogger(__name__) | |
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27 from sat.core import exceptions |
| 0 | 28 from sat_frontends.quick_frontend.quick_app import QuickApp |
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29 from sat_frontends.quick_frontend import quick_widgets |
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30 from sat_frontends.quick_frontend import quick_chat |
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31 from sat_frontends.quick_frontend import quick_utils |
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32 from sat.tools import config |
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33 from sat.tools.common import dynamic_import |
| 0 | 34 import kivy |
| 35 kivy.require('1.9.1') | |
| 36 import kivy.support | |
| 63 | 37 main_config = config.parseMainConf() |
| 38 bridge_name = config.getConfig(main_config, '', 'bridge', 'dbus') | |
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39 # FIXME: event loop is choosen according to bridge_name, a better way should be used |
| 63 | 40 if 'dbus' in bridge_name: |
| 41 kivy.support.install_gobject_iteration() | |
| 42 elif bridge_name in ('pb', 'embedded'): | |
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43 kivy.support.install_twisted_reactor() |
| 0 | 44 from kivy.app import App |
| 14 | 45 from kivy.lang import Builder |
| 29 | 46 from kivy import properties |
| 0 | 47 import xmlui |
| 48 from profile_manager import ProfileManager | |
| 13 | 49 from widgets_handler import WidgetsHandler |
| 29 | 50 from kivy.clock import Clock |
| 51 from kivy.uix.label import Label | |
| 9 | 52 from kivy.uix.boxlayout import BoxLayout |
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53 from kivy.uix.screenmanager import ScreenManager, Screen, FallOutTransition, RiseInTransition |
| 29 | 54 from kivy.uix.dropdown import DropDown |
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55 from cagou_widget import CagouWidget |
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56 from . import widgets_handler |
| 29 | 57 from .common import IconButton |
| 51 | 58 from .menu import MenusWidget |
| 14 | 59 from importlib import import_module |
| 9 | 60 import os.path |
| 14 | 61 import glob |
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62 import cagou.plugins |
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63 import cagou.kv |
| 61 | 64 from kivy import utils as kivy_utils |
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65 import sys |
| 61 | 66 if kivy_utils.platform == "android": |
| 67 # FIXME: move to separate android module | |
| 68 kivy.support.install_android() | |
| 69 # sys.platform is "linux" on android by default | |
| 70 # so we change it to allow backend to detect android | |
| 71 sys.platform = "android" | |
| 9 | 72 |
| 73 | |
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74 class NotifsIcon(IconButton): |
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75 notifs = properties.ListProperty() |
| 29 | 76 |
| 77 def on_release(self): | |
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78 callback, args, kwargs = self.notifs.pop(0) |
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79 callback(*args, **kwargs) |
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80 |
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81 def addNotif(self, callback, *args, **kwargs): |
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82 self.notifs.append((callback, args, kwargs)) |
| 29 | 83 |
| 84 | |
| 85 class Note(Label): | |
| 86 title = properties.StringProperty() | |
| 87 message = properties.StringProperty() | |
| 88 level = properties.OptionProperty(C.XMLUI_DATA_LVL_DEFAULT, options=list(C.XMLUI_DATA_LVLS)) | |
| 89 | |
| 90 | |
| 91 class NoteDrop(Note): | |
| 92 pass | |
| 93 | |
| 94 | |
| 95 class NotesDrop(DropDown): | |
| 96 clear_btn = properties.ObjectProperty() | |
| 97 | |
| 98 def __init__(self, notes): | |
| 99 super(NotesDrop, self).__init__() | |
| 100 self.notes = notes | |
| 101 | |
| 102 def open(self, widget): | |
| 103 self.clear_widgets() | |
| 104 for n in self.notes: | |
| 105 self.add_widget(NoteDrop(title=n.title, message=n.message, level=n.level)) | |
| 106 self.add_widget(self.clear_btn) | |
| 107 super(NotesDrop, self).open(widget) | |
| 108 | |
| 109 | |
| 110 class RootHeadWidget(BoxLayout): | |
| 111 """Notifications widget""" | |
| 112 manager = properties.ObjectProperty() | |
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113 notifs_icon = properties.ObjectProperty() |
| 29 | 114 notes = properties.ListProperty() |
| 115 | |
| 116 def __init__(self): | |
| 117 super(RootHeadWidget, self).__init__() | |
| 118 self.notes_last = None | |
| 119 self.notes_event = None | |
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120 self.notes_drop = NotesDrop(self.notes) |
| 29 | 121 |
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122 def addNotif(self, callback, *args, **kwargs): |
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123 self.notifs_icon.addNotif(callback, *args, **kwargs) |
| 29 | 124 |
| 125 def addNote(self, title, message, level): | |
| 126 note = Note(title=title, message=message, level=level) | |
| 127 self.notes.append(note) | |
| 128 if len(self.notes) > 10: | |
| 129 del self.notes[:-10] | |
| 130 if self.notes_event is None: | |
| 131 self.notes_event = Clock.schedule_interval(self._displayNextNote, 5) | |
| 132 self._displayNextNote() | |
| 133 | |
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134 def addNotifUI(self, ui): |
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135 self.notifs_icon.addNotif(ui.show, force=True) |
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136 |
| 29 | 137 def _displayNextNote(self, dummy=None): |
| 138 screen = Screen() | |
| 139 try: | |
| 140 idx = self.notes.index(self.notes_last) + 1 | |
| 141 except ValueError: | |
| 142 idx = 0 | |
| 143 try: | |
| 144 note = self.notes_last = self.notes[idx] | |
| 145 except IndexError: | |
| 146 self.notes_event.cancel() | |
| 147 self.notes_event = None | |
| 148 else: | |
| 149 screen.add_widget(note) | |
| 150 self.manager.switch_to(screen) | |
| 151 | |
| 152 | |
| 9 | 153 class CagouRootWidget(BoxLayout): |
| 154 | |
| 29 | 155 def __init__(self, main_widget): |
| 9 | 156 super(CagouRootWidget, self).__init__(orientation=("vertical")) |
| 51 | 157 # general menus |
| 158 self.menus_widget = MenusWidget() | |
| 159 self.add_widget(self.menus_widget) | |
| 29 | 160 # header |
| 161 self._head_widget = RootHeadWidget() | |
| 162 self.add_widget(self._head_widget) | |
| 163 # body | |
| 164 self._manager = ScreenManager() | |
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165 # main widgets |
| 29 | 166 main_screen = Screen(name='main') |
| 167 main_screen.add_widget(main_widget) | |
| 168 self._manager.add_widget(main_screen) | |
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169 # backend XMLUI (popups, forms, etc) |
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170 xmlui_screen = Screen(name='xmlui') |
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171 self._manager.add_widget(xmlui_screen) |
| 29 | 172 self.add_widget(self._manager) |
| 173 | |
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174 def changeWidget(self, widget, screen_name="main"): |
| 29 | 175 """change main widget""" |
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176 if self._manager.transition.is_active: |
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177 # FIXME: workaround for what seems a Kivy bug |
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178 # TODO: report this upstream |
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179 self._manager.transition.stop() |
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180 screen = self._manager.get_screen(screen_name) |
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181 screen.clear_widgets() |
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182 screen.add_widget(widget) |
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183 |
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184 def show(self, screen="main"): |
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185 if self._manager.transition.is_active: |
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186 # FIXME: workaround for what seems a Kivy bug |
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187 # TODO: report this upstream |
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188 self._manager.transition.stop() |
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189 if self._manager.current == screen: |
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190 return |
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191 if screen == "main": |
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192 self._manager.transition = FallOutTransition() |
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193 else: |
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194 self._manager.transition = RiseInTransition() |
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195 self._manager.current = screen |
| 29 | 196 |
| 197 def newAction(self, handler, action_data, id_, security_limit, profile): | |
| 198 """Add a notification for an action""" | |
| 199 self._head_widget.addNotif(handler, action_data, id_, security_limit, profile) | |
| 200 | |
| 201 def addNote(self, title, message, level): | |
| 202 self._head_widget.addNote(title, message, level) | |
| 0 | 203 |
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204 def addNotifUI(self, ui): |
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205 self._head_widget.addNotifUI(ui) |
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206 |
| 0 | 207 |
| 208 class CagouApp(App): | |
| 209 """Kivy App for Cagou""" | |
| 210 | |
| 211 def build(self): | |
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212 return CagouRootWidget(Label(text=u"Loading please wait")) |
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213 |
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214 def showWidget(self): |
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215 self._profile_manager = ProfileManager() |
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216 self.root.changeWidget(self._profile_manager) |
| 0 | 217 |
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218 def expand(self, path, *args, **kwargs): |
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219 """expand path and replace known values |
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220 |
| 32 | 221 useful in kv. Values which can be used: |
| 222 - {media}: media dir | |
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223 @param path(unicode): path to expand |
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224 @param *args: additional arguments used in format |
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225 @param **kwargs: additional keyword arguments used in format |
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226 """ |
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227 return os.path.expanduser(path).format(*args, media=self.host.media_dir, **kwargs) |
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228 |
| 0 | 229 |
| 230 class Cagou(QuickApp): | |
| 231 MB_HANDLE = False | |
| 232 | |
| 233 def __init__(self): | |
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234 if bridge_name == 'embedded': |
| 63 | 235 from sat.core import sat_main |
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236 self.sat = sat_main.SAT() |
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237 if sys.platform == 'android': |
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238 from android import AndroidService |
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239 service = AndroidService(u'Cagou (SàT)'.encode('utf-8'), u'Salut à Toi backend'.encode('utf-8')) |
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240 service.start(u'service started') |
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241 self.service = service |
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242 |
|
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243 bridge_module = dynamic_import.bridge(bridge_name, 'sat_frontends.bridge') |
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244 if bridge_module is None: |
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245 log.error(u"Can't import {} bridge".format(bridge_name)) |
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246 sys.exit(1) |
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247 else: |
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248 log.info(u"Loading {} bridge".format(bridge_name)) |
| 63 | 249 super(Cagou, self).__init__(bridge_factory=bridge_module.Bridge, xmlui=xmlui, check_options=quick_utils.check_options, connect_bridge=False) |
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250 self._import_kv() |
| 0 | 251 self.app = CagouApp() |
| 29 | 252 self.app.host = self |
| 63 | 253 self.media_dir = self.app.media_dir = config.getConfig(main_config, '', 'media_dir') |
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254 self.app.default_avatar = os.path.join(self.media_dir, "misc/default_avatar.png") |
| 14 | 255 self._plg_wids = [] # widget plugins |
| 256 self._import_plugins() | |
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257 self._visible_widgets = {} # visible widgets by classes |
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258 |
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259 @property |
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260 def visible_widgets(self): |
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261 for w_list in self._visible_widgets.itervalues(): |
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262 for w in w_list: |
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263 yield w |
| 0 | 264 |
| 63 | 265 def _bridgeCb(self): |
| 266 super(Cagou, self)._bridgeCb() | |
| 267 self.bridge.getReady(self.onBackendReady) | |
| 268 | |
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269 def _bridgeEb(self, failure): |
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270 if bridge_name == "pb" and sys.platform == "android": |
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271 try: |
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272 self.retried += 1 |
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273 except AttributeError: |
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274 self.retried = 1 |
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275 from twisted.internet.error import ConnectionRefusedError |
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276 if failure.check(ConnectionRefusedError) and self.retried < 100: |
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277 if self.retried % 20 == 0: |
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278 log.debug("backend not ready, retrying ({})".format(self.retried)) |
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279 Clock.schedule_once(lambda dummy: self.connectBridge(), 0.05) |
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280 return |
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281 super(Cagou, self)._bridgeEb(failure) |
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282 |
| 0 | 283 def run(self): |
| 63 | 284 self.connectBridge() |
|
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285 self.app.bind(on_stop=self.onStop) |
| 0 | 286 self.app.run() |
| 287 | |
|
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288 def onStop(self, obj): |
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289 try: |
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290 sat_instance = self.sat |
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291 except AttributeError: |
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292 pass |
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293 else: |
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294 sat_instance.stopService() |
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295 |
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296 def onBackendReady(self): |
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297 self.app.showWidget() |
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298 self.postInit() |
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299 |
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300 def postInit(self, dummy=None): |
| 61 | 301 # FIXME: resize seem to bug on android, so we use below_target for now |
| 302 self.app.root_window.softinput_mode = "below_target" | |
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303 profile_manager = self.app._profile_manager |
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304 del self.app._profile_manager |
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305 super(Cagou, self).postInit(profile_manager) |
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306 |
|
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307 def _defaultFactory(self, plugin_info, target, profiles): |
| 14 | 308 """factory used to create widget instance when PLUGIN_INFO["factory"] is not set""" |
| 309 main_cls = plugin_info['main'] | |
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310 return self.widgets.getOrCreateWidget(main_cls, target, on_new_widget=None, profiles=iter(self.profiles)) |
| 14 | 311 |
| 29 | 312 ## plugins & kv import ## |
| 313 | |
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314 def _import_kv(self): |
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315 """import all kv files in cagou.kv""" |
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316 path = os.path.dirname(cagou.kv.__file__) |
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317 for kv_path in glob.glob(os.path.join(path, "*.kv")): |
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318 Builder.load_file(kv_path) |
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319 log.debug(u"kv file {} loaded".format(kv_path)) |
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320 |
| 14 | 321 def _import_plugins(self): |
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322 """import all plugins""" |
| 14 | 323 self.default_wid = None |
| 61 | 324 if sys.platform == "android": |
| 325 # FIXME: android hack, need to be moved to separate file | |
| 326 plugins_path = "/data/data/org.goffi.cagou.cagou/files/cagou/plugins" | |
| 327 plugin_glob = "plugin*.pyo" | |
| 328 else: | |
| 329 plugins_path = os.path.dirname(cagou.plugins.__file__) | |
| 330 plugin_glob = "plugin*.py" | |
| 331 plug_lst = [os.path.splitext(p)[0] for p in map(os.path.basename, glob.glob(os.path.join(plugins_path, plugin_glob)))] | |
| 332 | |
| 14 | 333 imported_names = set() # use to avoid loading 2 times plugin with same import name |
| 334 for plug in plug_lst: | |
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335 plugin_path = 'cagou.plugins.' + plug |
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336 mod = import_module(plugin_path) |
| 14 | 337 try: |
| 338 plugin_info = mod.PLUGIN_INFO | |
| 339 except AttributeError: | |
| 340 plugin_info = {} | |
| 341 | |
| 342 # import name is used to differentiate plugins | |
| 343 if 'import_name' not in plugin_info: | |
| 344 plugin_info['import_name'] = plug | |
| 345 if 'import_name' in imported_names: | |
| 346 log.warning(_(u"there is already a plugin named {}, ignoring new one").format(plugin_info['import_name'])) | |
| 347 continue | |
| 348 if plugin_info['import_name'] == C.WID_SELECTOR: | |
| 349 # if WidgetSelector exists, it will be our default widget | |
| 350 self.default_wid = plugin_info | |
| 351 | |
| 352 # we want everything optional, so we use plugin file name | |
| 353 # if actual name is not found | |
| 354 if 'name' not in plugin_info: | |
| 355 plugin_info['name'] = plug[plug.rfind('_')+1:] | |
| 356 | |
| 357 # we need to load the kv file | |
| 358 if 'kv_file' not in plugin_info: | |
| 359 plugin_info['kv_file'] = u'{}.kv'.format(plug) | |
|
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360 kv_path = os.path.join(plugins_path, plugin_info['kv_file']) |
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361 Builder.load_file(kv_path) |
| 14 | 362 |
| 363 # what is the main class ? | |
| 364 main_cls = getattr(mod, plugin_info['main']) | |
| 365 plugin_info['main'] = main_cls | |
| 366 | |
| 367 # factory is used to create the instance | |
| 368 # if not found, we use a defaut one with getOrCreateWidget | |
| 369 if 'factory' not in plugin_info: | |
| 370 plugin_info['factory'] = self._defaultFactory | |
| 371 | |
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372 # icons |
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373 for size in ('small', 'medium'): |
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374 key = u'icon_{}'.format(size) |
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375 try: |
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376 path = plugin_info[key] |
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377 except KeyError: |
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378 path = C.DEFAULT_WIDGET_ICON.format(media=self.media_dir) |
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379 else: |
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380 path = path.format(media=self.media_dir) |
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381 if not os.path.isfile(path): |
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382 path = C.DEFAULT_WIDGET_ICON.format(media=self.media_dir) |
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383 plugin_info[key] = path |
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384 |
| 14 | 385 self._plg_wids.append(plugin_info) |
| 386 if not self._plg_wids: | |
| 387 log.error(_(u"no widget plugin found")) | |
| 388 return | |
| 389 | |
| 390 # we want widgets sorted by names | |
| 391 self._plg_wids.sort(key=lambda p: p['name'].lower()) | |
| 392 | |
| 393 if self.default_wid is None: | |
| 394 # we have no selector widget, we use the first widget as default | |
| 395 self.default_wid = self._plg_wids[0] | |
| 396 | |
| 397 def getPluggedWidgets(self, except_cls=None): | |
| 398 """get available widgets plugin infos | |
| 399 | |
| 400 @param except_cls(None, class): if not None, | |
| 401 widgets from this class will be excluded | |
|
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402 @return (iter[dict]): available widgets plugin infos |
| 14 | 403 """ |
|
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404 for plugin_data in self._plg_wids: |
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405 if plugin_data['main'] == except_cls: |
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406 continue |
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407 yield plugin_data |
| 14 | 408 |
|
41
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409 def getPluginInfo(self, **kwargs): |
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410 """get first plugin info corresponding to filters |
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411 |
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412 @param **kwargs: filter(s) to use, each key present here must also |
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413 exist and be of the same value in requested plugin info |
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414 @return (dict, None): found plugin info or None |
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415 """ |
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416 for plugin_info in self._plg_wids: |
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417 for k, w in kwargs.iteritems(): |
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418 try: |
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419 if plugin_info[k] != w: |
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420 continue |
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421 except KeyError: |
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422 continue |
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423 return plugin_info |
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424 |
| 29 | 425 ## widgets handling |
| 9 | 426 |
|
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427 def newWidget(self, widget): |
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428 log.debug(u"new widget created: {}".format(widget)) |
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429 if isinstance(widget, quick_chat.QuickChat) and widget.type == C.CHAT_GROUP: |
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430 self.addNote(u"", _(u"room {} has been joined").format(widget.target)) |
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431 |
|
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432 def getParentHandler(self, widget): |
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433 """Return handler holding this widget |
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434 |
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435 @return (WidgetsHandler): handler |
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436 """ |
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437 w_handler = widget.parent |
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438 while w_handler and not(isinstance(w_handler, widgets_handler.WidgetsHandler)): |
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439 w_handler = w_handler.parent |
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440 return w_handler |
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441 |
|
11
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442 def switchWidget(self, old, new): |
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443 """Replace old widget by new one |
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444 |
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445 old(CagouWidget): CagouWidget instance or a child |
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446 new(CagouWidget): new widget instance |
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447 """ |
| 14 | 448 to_change = None |
| 449 if isinstance(old, CagouWidget): | |
| 450 to_change = old | |
| 451 else: | |
| 452 for w in old.walk_reverse(): | |
| 453 if isinstance(w, CagouWidget): | |
| 454 to_change = w | |
| 455 break | |
| 456 | |
| 457 if to_change is None: | |
|
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458 raise exceptions.InternalError(u"no CagouWidget found when trying to switch widget") |
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459 handler = self.getParentHandler(to_change) |
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460 handler.changeWidget(new) |
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461 |
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462 def addVisibleWidget(self, widget): |
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463 """declare a widget visible |
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464 |
|
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465 for internal use only! |
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466 """ |
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467 assert isinstance(widget, quick_widgets.QuickWidget) |
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468 self._visible_widgets.setdefault(widget.__class__, []).append(widget) |
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469 |
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470 def removeVisibleWidget(self, widget): |
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471 """declare a widget not visible anymore |
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472 |
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473 for internal use only! |
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474 """ |
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475 self._visible_widgets[widget.__class__].remove(widget) |
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476 self.widgets.deleteWidget(widget) |
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477 |
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478 def getVisibleList(self, cls): |
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479 """get list of visible widgets for a given class |
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480 |
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481 @param cls(QuickWidget class): type of widgets to get |
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482 @return (list[QuickWidget class]): visible widgets of this class |
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483 """ |
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484 try: |
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485 return self._visible_widgets[cls] |
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486 except KeyError: |
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487 return [] |
|
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488 |
|
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489 def getOrClone(self, widget): |
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490 """Get a QuickWidget if it has not parent set else clone it""" |
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491 if widget.parent is None: |
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492 return widget |
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493 targets = list(widget.targets) |
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494 w = self.widgets.getOrCreateWidget(widget.__class__, targets[0], on_new_widget=None, on_existing_widget=C.WIDGET_RECREATE, profiles=widget.profiles) |
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495 for t in targets[1:]: |
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496 w.addTarget(t) |
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497 return w |
| 29 | 498 |
| 51 | 499 ## menus ## |
| 500 | |
| 501 def _getMenusCb(self, backend_menus): | |
| 502 main_menu = self.app.root.menus_widget | |
| 503 self.menus.addMenus(backend_menus) | |
| 504 self.menus.addMenu(C.MENU_GLOBAL, (_(u"Help"), _(u"About")), callback=main_menu.onAbout) | |
| 505 main_menu.update(C.MENU_GLOBAL) | |
| 506 | |
| 29 | 507 ## misc ## |
| 508 | |
| 509 def plugging_profiles(self): | |
|
33
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510 self.app.root.changeWidget(WidgetsHandler()) |
| 51 | 511 self.bridge.getMenus("", C.NO_SECURITY_LIMIT, callback=self._getMenusCb) |
| 29 | 512 |
| 513 def setPresenceStatus(self, show='', status=None, profile=C.PROF_KEY_NONE): | |
| 514 log.info(u"Profile presence status set to {show}/{status}".format(show=show, status=status)) | |
| 515 | |
|
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516 def addNote(self, title, message, level=C.XMLUI_DATA_LVL_INFO): |
| 29 | 517 """add a note (message which disappear) to root widget's header""" |
| 518 self.app.root.addNote(title, message, level) | |
| 519 | |
|
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520 def addNotifUI(self, ui): |
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521 """add a notification with a XMLUI attached |
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522 |
|
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523 @param ui(xmlui.XMLUIPanel): XMLUI instance to show when notification is selected |
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524 """ |
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525 self.app.root.addNotifUI(ui) |
| 29 | 526 |
|
33
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527 def showUI(self, ui): |
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528 self.app.root.changeWidget(ui, "xmlui") |
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529 self.app.root.show("xmlui") |
|
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530 |
|
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531 def closeUI(self): |
|
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532 self.app.root.show() |
|
44
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533 |
|
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534 def getDefaultAvatar(self, entity=None): |
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535 return self.app.default_avatar |
| 61 | 536 |
| 537 def showDialog(self, message, title, type="info", answer_cb=None, answer_data=None): | |
| 538 # TODO | |
| 539 log.info(u"FIXME: showDialog not implemented") | |
| 540 log.info(u"message: {} -- {}".format(title, message)) |