Mercurial > libervia-desktop-kivy
annotate cagou/plugins/plugin_wid_file_sharing.py @ 196:519b3a29743c
utils, plugin file sharing: new utils module, with a FilterBehavior:
FilterBehavior do a smooth animation for filtering out children of a layout according to a text content.
| author | Goffi <goffi@goffi.org> |
|---|---|
| date | Wed, 23 May 2018 21:25:08 +0200 |
| parents | a68c9baa6694 |
| children | 60b63c3e63a1 |
| rev | line source |
|---|---|
| 192 | 1 #!/usr/bin/python |
| 2 # -*- coding: utf-8 -*- | |
| 3 | |
| 4 # Cagou: desktop/mobile frontend for Salut à Toi XMPP client | |
| 5 # Copyright (C) 2016-2018 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 | |
| 21 from sat.core import log as logging | |
| 22 from sat.core import exceptions | |
| 23 log = logging.getLogger(__name__) | |
| 24 from sat.core.i18n import _ | |
| 25 from sat.tools.common import files_utils | |
| 26 from sat_frontends.quick_frontend import quick_widgets | |
| 27 from sat_frontends.tools import jid | |
| 28 from cagou.core.constants import Const as C | |
| 29 from cagou.core import cagou_widget | |
|
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30 from cagou.core.utils import FilterBehavior |
| 192 | 31 from cagou import G |
| 32 from kivy import properties | |
| 33 from kivy.uix.label import Label | |
| 34 from kivy.uix.button import Button | |
| 35 from kivy.uix.boxlayout import BoxLayout | |
| 36 from kivy.garden import modernmenu | |
| 37 from kivy.clock import Clock | |
| 38 from kivy.metrics import dp | |
| 39 from functools import partial | |
| 40 import os.path | |
| 41 import json | |
| 42 | |
| 43 | |
| 44 PLUGIN_INFO = { | |
| 45 "name": _(u"file sharing"), | |
| 46 "main": "FileSharing", | |
| 47 "description": _(u"share/transfer files between devices"), | |
| 48 "icon_symbol": u"exchange", | |
| 49 } | |
| 50 MODE_VIEW = u"view" | |
| 51 MODE_LOCAL = u"local" | |
|
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52 SELECT_INSTRUCTIONS = _(u"Please select entities to share with") |
| 192 | 53 |
| 54 | |
| 55 dist = modernmenu.dist | |
| 56 | |
| 57 | |
| 58 class ModeBtn(Button): | |
| 59 | |
| 60 def __init__(self, parent, **kwargs): | |
| 61 super(ModeBtn, self).__init__(**kwargs) | |
| 62 parent.bind(mode=self.on_mode) | |
| 63 self.on_mode(parent, parent.mode) | |
| 64 | |
| 65 def on_mode(self, parent, new_mode): | |
| 66 if new_mode == MODE_VIEW: | |
| 67 self.text = _(u"view shared files") | |
| 68 elif new_mode == MODE_LOCAL: | |
| 69 self.text = _(u"share local files") | |
| 70 else: | |
| 71 exceptions.InternalError(u"Unknown mode: {mode}".format(mode=new_mode)) | |
| 72 | |
| 73 | |
| 74 class Identities(object): | |
| 75 | |
| 76 def __init__(self, entity_ids): | |
| 77 identities = {} | |
| 78 for cat, type_, name in entity_ids: | |
| 79 identities.setdefault(cat, {}).setdefault(type_, []).append(name) | |
| 80 self.identities = identities | |
| 81 | |
| 82 @property | |
| 83 def name(self): | |
| 84 return self.identities.values()[0].values()[0][0] | |
| 85 | |
| 86 | |
| 87 class ItemWidget(BoxLayout): | |
| 88 click_timeout = properties.NumericProperty(0.4) | |
| 89 base_width = properties.NumericProperty(dp(100)) | |
| 90 | |
| 91 def __init__(self, sharing_wid, name): | |
| 92 self.sharing_wid = sharing_wid | |
| 93 self.name = name | |
| 94 super(ItemWidget, self).__init__() | |
| 95 | |
| 96 def on_touch_down(self, touch): | |
| 97 if not self.collide_point(*touch.pos): | |
| 98 return | |
| 99 t = partial(self.open_menu, touch) | |
| 100 touch.ud['menu_timeout'] = t | |
| 101 Clock.schedule_once(t, self.click_timeout) | |
| 102 return super(ItemWidget, self).on_touch_down(touch) | |
| 103 | |
| 104 def do_item_action(self, touch): | |
| 105 pass | |
| 106 | |
| 107 def on_touch_up(self, touch): | |
| 108 if touch.ud.get('menu_timeout'): | |
| 109 Clock.unschedule(touch.ud['menu_timeout']) | |
| 110 if self.collide_point(*touch.pos) and self.sharing_wid.menu is None: | |
| 111 self.do_item_action(touch) | |
| 112 return super(ItemWidget, self).on_touch_up(touch) | |
| 113 | |
| 114 def open_menu(self, touch, dt): | |
| 115 self.sharing_wid.open_menu(self, touch) | |
| 116 del touch.ud['menu_timeout'] | |
| 117 | |
| 118 def getMenuChoices(self): | |
| 119 """return choice adapted to selected item | |
| 120 | |
| 121 @return (list[dict]): choices ad expected by ModernMenu | |
| 122 """ | |
| 123 return [] | |
| 124 | |
| 125 | |
| 126 class PathWidget(ItemWidget): | |
| 127 | |
| 128 def __init__(self, sharing_wid, filepath): | |
| 129 name = os.path.basename(filepath) | |
| 130 self.filepath = os.path.normpath(filepath) | |
| 131 if self.filepath == u'.': | |
| 132 self.filepath = u'' | |
| 133 super(PathWidget, self).__init__(sharing_wid, name) | |
| 134 | |
| 135 @property | |
| 136 def is_dir(self): | |
| 137 raise NotImplementedError | |
| 138 | |
| 139 def do_item_action(self, touch): | |
| 140 if self.is_dir: | |
| 141 self.sharing_wid.current_dir = self.filepath | |
| 142 | |
| 143 def open_menu(self, touch, dt): | |
| 144 log.debug(_(u"opening menu for {path}").format(path=self.filepath)) | |
| 145 super(PathWidget, self).open_menu(touch, dt) | |
| 146 | |
| 147 | |
| 148 class LocalPathWidget(PathWidget): | |
| 149 | |
| 150 @property | |
| 151 def is_dir(self): | |
| 152 return os.path.isdir(self.filepath) | |
| 153 | |
| 154 def getMenuChoices(self): | |
| 155 choices = [] | |
| 156 if self.shared: | |
| 157 choices.append(dict(text=_(u'unshare'), | |
| 158 index=len(choices)+1, | |
| 159 callback=self.sharing_wid.unshare)) | |
| 160 else: | |
| 161 choices.append(dict(text=_(u'share'), | |
| 162 index=len(choices)+1, | |
| 163 callback=self.sharing_wid.share)) | |
| 164 return choices | |
| 165 | |
| 166 | |
| 167 class RemotePathWidget(PathWidget): | |
| 168 | |
| 169 def __init__(self, sharing_wid, filepath, type_): | |
| 170 self.type_ = type_ | |
| 171 super(RemotePathWidget, self).__init__(sharing_wid, filepath) | |
| 172 | |
| 173 @property | |
| 174 def is_dir(self): | |
| 175 return self.type_ == C.FILE_TYPE_DIRECTORY | |
| 176 | |
| 177 def do_item_action(self, touch): | |
| 178 if self.is_dir: | |
| 179 if self.filepath == u'..': | |
| 180 self.sharing_wid.remote_entity = u'' | |
| 181 else: | |
| 182 super(RemotePathWidget, self).do_item_action(touch) | |
| 183 else: | |
| 184 self.sharing_wid.request_item(self) | |
| 185 return True | |
| 186 | |
| 187 | |
| 188 class DeviceWidget(ItemWidget): | |
| 189 | |
| 190 def __init__(self, sharing_wid, entity_jid, identities): | |
| 191 self.entity_jid = entity_jid | |
| 192 self.identities = identities | |
| 193 self.own_device = entity_jid.bare == next(G.host.profiles.itervalues()).whoami | |
| 194 name = self.identities.name if self.own_device else self.entity_jid.node | |
| 195 super(DeviceWidget, self).__init__(sharing_wid, name) | |
| 196 | |
| 197 def do_item_action(self, touch): | |
| 198 self.sharing_wid.remote_entity = self.entity_jid | |
| 199 self.sharing_wid.remote_dir = u'' | |
| 200 | |
| 201 | |
| 202 class CategorySeparator(Label): | |
| 203 pass | |
| 204 | |
| 205 | |
| 206 class Menu(modernmenu.ModernMenu): | |
| 207 pass | |
| 208 | |
| 209 | |
|
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210 class FileSharing(quick_widgets.QuickWidget, cagou_widget.CagouWidget, FilterBehavior): |
| 192 | 211 SINGLE=False |
| 212 float_layout = properties.ObjectProperty() | |
| 213 layout = properties.ObjectProperty() | |
| 214 mode = properties.OptionProperty(MODE_LOCAL, options=[MODE_VIEW, MODE_LOCAL]) | |
| 215 local_dir = properties.StringProperty(os.path.expanduser(u'~')) | |
| 216 remote_dir = properties.StringProperty(u'') | |
| 217 remote_entity = properties.StringProperty(u'') | |
| 218 shared_paths = properties.ListProperty() | |
| 219 signals_registered = False | |
| 220 | |
| 221 def __init__(self, host, target, profiles): | |
| 222 quick_widgets.QuickWidget.__init__(self, host, target, profiles) | |
| 223 cagou_widget.CagouWidget.__init__(self) | |
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parents:
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224 FilterBehavior.__init__(self) |
| 192 | 225 self.mode_btn = ModeBtn(self) |
| 226 self.mode_btn.bind(on_release=self.change_mode) | |
| 227 self.headerInputAddExtra(self.mode_btn) | |
| 228 self.bind(local_dir=self.update_view, | |
| 229 remote_dir=self.update_view, | |
| 230 remote_entity=self.update_view) | |
| 231 self.update_view() | |
| 232 self.menu = None | |
| 233 self.menu_item = None | |
| 234 self.float_layout.bind(children=self.clean_fl_children) | |
| 235 if not FileSharing.signals_registered: | |
| 236 # FIXME: we use this hack (registering the signal for the whole class) now | |
| 237 # as there is currently no unregisterSignal available in bridges | |
| 238 G.host.registerSignal("FISSharedPathNew", handler=FileSharing.shared_path_new, iface="plugin") | |
| 239 G.host.registerSignal("FISSharedPathRemoved", handler=FileSharing.shared_path_removed, iface="plugin") | |
| 240 FileSharing.signals_registered = True | |
| 241 G.host.bridge.FISLocalSharesGet(self.profile, | |
| 242 callback=self.fill_paths, | |
| 243 errback=G.host.errback) | |
| 244 | |
| 245 @property | |
| 246 def current_dir(self): | |
| 247 return self.local_dir if self.mode == MODE_LOCAL else self.remote_dir | |
| 248 | |
| 249 @current_dir.setter | |
| 250 def current_dir(self, new_dir): | |
| 251 if self.mode == MODE_LOCAL: | |
| 252 self.local_dir = new_dir | |
| 253 else: | |
| 254 self.remote_dir = new_dir | |
| 255 | |
| 256 def fill_paths(self, shared_paths): | |
| 257 self.shared_paths.extend(shared_paths) | |
| 258 | |
| 259 def change_mode(self, mode_btn): | |
| 260 self.clear_menu() | |
| 261 opt = self.__class__.mode.options | |
| 262 new_idx = (opt.index(self.mode)+1) % len(opt) | |
| 263 self.mode = opt[new_idx] | |
| 264 | |
| 265 def on_mode(self, instance, new_mode): | |
| 266 print(instance) | |
| 267 self.update_view(None, self.local_dir) | |
| 268 | |
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269 def onHeaderInput(self): |
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270 if u'/' in self.header_input.text or self.header_input.text == u'~': |
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271 self.current_dir = os.path.expanduser(self.header_input.text) |
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272 |
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273 def onHeaderInputComplete(self, wid, text, **kwargs): |
| 192 | 274 """we filter items when text is entered in input box""" |
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275 if u'/' in text: |
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276 return |
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277 self.do_filter(self.layout.children, |
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278 text, |
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279 lambda c: c.name, |
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280 width_cb=lambda c: c.base_width, |
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281 height_cb=lambda c: c.minimum_height, |
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282 continue_tests=[lambda c: not isinstance(c, ItemWidget), |
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283 lambda c: c.name == u'..']) |
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284 |
| 192 | 285 |
| 286 ## remote sharing callback ## | |
| 287 | |
| 288 def _discoFindByFeaturesCb(self, data): | |
| 289 entities_services, entities_own, entities_roster = data | |
| 290 for entities_map, title in ((entities_services, | |
| 291 _(u'services')), | |
| 292 (entities_own, | |
| 293 _(u'your devices')), | |
| 294 (entities_roster, | |
| 295 _(u'your contacts devices'))): | |
| 296 if entities_map: | |
| 297 self.layout.add_widget(CategorySeparator(text=title)) | |
| 298 for entity_str, entity_ids in entities_map.iteritems(): | |
| 299 entity_jid = jid.JID(entity_str) | |
| 300 item = DeviceWidget(self, | |
| 301 entity_jid, | |
| 302 Identities(entity_ids)) | |
| 303 self.layout.add_widget(item) | |
| 304 | |
| 305 def discover_devices(self): | |
| 306 """Looks for devices handling file "File Information Sharing" and display them""" | |
| 307 try: | |
| 308 namespace = self.host.ns_map['fis'] | |
| 309 except KeyError: | |
| 310 msg = _(u"can't find file information sharing namespace, is the plugin running?") | |
| 311 log.warning(msg) | |
| 312 G.host.addNote(_(u"missing plugin"), msg, C.XMLUI_DATA_LVL_ERROR) | |
| 313 return | |
| 314 self.host.bridge.discoFindByFeatures( | |
| 315 [namespace], [], False, True, True, True, self.profile, | |
| 316 callback=self._discoFindByFeaturesCb, | |
| 317 errback=partial(G.host.errback, | |
| 318 title=_(u"shared folder error"), | |
| 319 message=_(u"can't check sharing devices: {msg}"))) | |
| 320 | |
| 321 def FISListCb(self, files_data): | |
| 322 for file_data in files_data: | |
| 323 filepath = os.path.join(self.current_dir, file_data[u'name']) | |
| 324 item = RemotePathWidget( | |
| 325 self, | |
| 326 filepath=filepath, | |
| 327 type_=file_data[u'type']) | |
| 328 self.layout.add_widget(item) | |
| 329 | |
| 330 def FISListEb(self, failure_): | |
| 331 self.remote_dir = u'' | |
| 332 G.host.addNote( | |
| 333 _(u"shared folder error"), | |
| 334 _(u"can't list files for {remote_entity}: {msg}").format( | |
| 335 remote_entity=self.remote_entity, | |
| 336 msg=failure_), | |
| 337 level=C.XMLUI_DATA_LVL_WARNING) | |
| 338 | |
| 339 ## view generation ## | |
| 340 | |
| 341 def update_view(self, *args): | |
| 342 """update items according to current mode, entity and dir""" | |
| 343 log.debug(u'updating {}, {}'.format(self.current_dir, args)) | |
| 344 self.layout.clear_widgets() | |
| 345 self.header_input.text = u'' | |
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parents:
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346 self.header_input.hint_text = self.current_dir |
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347 |
| 192 | 348 if self.mode == MODE_LOCAL: |
| 349 filepath = os.path.join(self.local_dir, u'..') | |
| 350 self.layout.add_widget(LocalPathWidget(sharing_wid=self, filepath=filepath)) | |
| 351 files = sorted(os.listdir(self.local_dir)) | |
| 352 for f in files: | |
| 353 filepath = os.path.join(self.local_dir, f) | |
| 354 self.layout.add_widget(LocalPathWidget(sharing_wid=self, filepath=filepath)) | |
| 355 elif self.mode == MODE_VIEW: | |
| 356 if not self.remote_entity: | |
| 357 self.discover_devices() | |
| 358 else: | |
| 359 # we always a way to go back | |
| 360 # so user can return to previous list even in case of error | |
| 361 parent_path = os.path.join(self.remote_dir, u'..') | |
| 362 item = RemotePathWidget( | |
| 363 self, | |
| 364 filepath = parent_path, | |
| 365 type_ = C.FILE_TYPE_DIRECTORY) | |
| 366 self.layout.add_widget(item) | |
| 367 self.host.bridge.FISList( | |
| 368 self.remote_entity, | |
| 369 self.remote_dir, | |
| 370 {}, | |
| 371 self.profile, | |
| 372 callback=self.FISListCb, | |
| 373 errback=self.FISListEb) | |
| 374 | |
| 375 ## menu methods ## | |
| 376 | |
| 377 def clean_fl_children(self, layout, children): | |
| 378 """insure that self.menu and self.menu_item are None when menu is dimissed""" | |
| 379 if self.menu is not None and self.menu not in children: | |
| 380 self.menu = self.menu_item = None | |
| 381 | |
| 382 def clear_menu(self): | |
| 383 """remove menu if there is one""" | |
| 384 if self.menu is not None: | |
| 385 self.menu.dismiss() | |
| 386 self.menu = None | |
| 387 self.menu_item = None | |
| 388 | |
| 389 def open_menu(self, item, touch): | |
| 390 """open menu for item | |
| 391 | |
| 392 @param item(PathWidget): item when the menu has been requested | |
| 393 @param touch(kivy.input.MotionEvent): touch data | |
| 394 """ | |
| 395 if self.menu_item == item: | |
| 396 return | |
| 397 self.clear_menu() | |
| 398 pos = self.to_widget(*touch.pos) | |
| 399 choices = item.getMenuChoices() | |
| 400 if not choices: | |
| 401 return | |
| 402 self.menu = Menu(choices=choices, | |
| 403 center=pos, | |
| 404 size_hint=(None, None)) | |
| 405 self.float_layout.add_widget(self.menu) | |
| 406 self.menu.start_display(touch) | |
| 407 self.menu_item = item | |
| 408 | |
| 409 ## Share methods ## | |
| 410 | |
| 411 def share(self, menu): | |
| 412 item = self.menu_item | |
| 413 self.clear_menu() | |
| 414 G.host.bridge.FISSharePath( | |
| 415 item.name, | |
| 416 item.filepath, | |
| 417 json.dumps({}, ensure_ascii=False), | |
| 418 self.profile, | |
| 419 callback=lambda name: G.host.addNote( | |
| 420 _(u"sharing folder"), | |
| 421 _(u"{name} is now shared").format(name=name)), | |
| 422 errback=partial(G.host.errback, | |
| 423 title=_(u"sharing folder"), | |
| 424 message=_(u"can't share folder: {msg}"))) | |
| 425 | |
| 426 def unshare(self, menu): | |
| 427 item = self.menu_item | |
| 428 self.clear_menu() | |
| 429 G.host.bridge.FISUnsharePath( | |
| 430 item.filepath, | |
| 431 self.profile, | |
| 432 callback=lambda: G.host.addNote( | |
| 433 _(u"sharing folder"), | |
| 434 _(u"{name} is not shared anymore").format(name=item.name)), | |
| 435 errback=partial(G.host.errback, | |
| 436 title=_(u"sharing folder"), | |
| 437 message=_(u"can't unshare folder: {msg}"))) | |
| 438 | |
| 439 def fileJingleRequestCb(self, progress_id, item, dest_path): | |
| 440 G.host.addNote( | |
| 441 _(u"file request"), | |
| 442 _(u"{name} download started at {dest_path}").format( | |
| 443 name = item.name, | |
| 444 dest_path = dest_path)) | |
| 445 | |
| 446 def request_item(self, item): | |
| 447 """Retrieve an item from remote entity | |
| 448 | |
| 449 @param item(RemotePathWidget): item to retrieve | |
| 450 """ | |
| 451 path, name = os.path.split(item.filepath) | |
| 452 assert name | |
| 453 assert self.remote_entity | |
| 454 extra = {'path': path} | |
| 455 dest_path = files_utils.get_unique_name(os.path.join(G.host.downloads_dir, name)) | |
| 456 G.host.bridge.fileJingleRequest(self.remote_entity, | |
| 457 dest_path, | |
| 458 name, | |
| 459 u'', | |
| 460 u'', | |
| 461 extra, | |
| 462 self.profile, | |
| 463 callback=partial(self.fileJingleRequestCb, | |
| 464 item=item, | |
| 465 dest_path=dest_path), | |
| 466 errback=partial(G.host.errback, | |
| 467 title = _(u"file request error"), | |
| 468 message = _(u"can't request file: {msg}"))) | |
| 469 | |
| 470 @classmethod | |
| 471 def shared_path_new(cls, shared_path, name, profile): | |
| 472 for wid in G.host.getVisibleList(cls): | |
| 473 if shared_path not in wid.shared_paths: | |
| 474 wid.shared_paths.append(shared_path) | |
| 475 | |
| 476 @classmethod | |
| 477 def shared_path_removed(cls, shared_path, profile): | |
| 478 for wid in G.host.getVisibleList(cls): | |
| 479 if shared_path in wid.shared_paths: | |
| 480 wid.shared_paths.remove(shared_path) | |
| 481 else: | |
| 482 log.warning(_(u"shared path {path} not found in {widget}".format( | |
| 483 path = shared_path, widget = wid))) |