#!/usr/bin/python3 # # Copyright (C) by Klaas Freitag # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, but # WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY # or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License # for more details. import os import urllib import socket from gi.repository import GObject, Nautilus # do not touch the following line. appname = 'ownCloud' def get_local_path(url): if url[0:7] == 'file://': url = url[7:] return urllib.unquote(url) def get_runtime_dir(): """Returns the value of $XDG_RUNTIME_DIR, a directory path. If the value is not set, returns the same default as in Qt5 """ try: return os.environ['XDG_RUNTIME_DIR'] except KeyError: fallback = '/tmp/runtime-' + os.environ['USER'] return fallback class SocketConnect(GObject.GObject): def __init__(self): GObject.GObject.__init__(self) self.connected = False self.registered_paths = {} self._watch_id = 0 self._sock = None self._listeners = [self._update_registered_paths] self._remainder = '' self.nautilusVFSFile_table = {} # not needed in this object actually but shared # all over the other objects. # returns true when one should try again! if self._connectToSocketServer(): GObject.timeout_add(5000, self._connectToSocketServer) def reconnect(self): self._sock.close() self.connected = False GObject.source_remove(self._watch_id) GObject.timeout_add(5000, self._connectToSocketServer) def sendCommand(self, cmd): if self.connected: try: self._sock.send(cmd) except: print("Sending failed.") self.reconnect() else: print("Cannot send, not connected!") def addListener(self, listener): self._listeners.append(listener) def _connectToSocketServer(self): try: self._sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM) postfix = "/"+appname+"/socket" sock_file = get_runtime_dir()+postfix print ("Socket: " + sock_file + " <=> " + postfix) if sock_file != postfix: try: print("Socket File: "+sock_file) self._sock.connect(sock_file) self.connected = True print("Setting connected to %r" % self.connected ) self._watch_id = GObject.io_add_watch(self._sock, GObject.IO_IN, self._handle_notify) print("Socket watch id: "+str(self._watch_id)) return False # don't run again except Exception as e: print("Could not connect to unix socket." + str(e)) else: print("Sock-File not valid: "+sock_file) except Exception as e: print("Connect could not be established, try again later ") self._sock.close() return True # run again, if enabled via timeout_add() # notify is the raw answer from the socket def _handle_notify(self, source, condition): data = source.recv(1024) # prepend the remaining data from last call if len(self._remainder) > 0: data = self._remainder+data self._remainder = '' if len(data) > 0: # remember the remainder for next round lastNL = data.rfind('\n'); if lastNL > -1 and lastNL < len(data): self._remainder = data[lastNL+1:] data = data[:lastNL] for l in data.split('\n'): self._handle_server_response(l) else: return False return True # run again def _handle_server_response(self, line): print("Server response: "+line) parts = line.split(':') action = parts[0] args = parts[1:] for listener in self._listeners: listener(action, args) def _update_registered_paths(self, action, args): if action == 'REGISTER_PATH': self.registered_paths[args[0]] = 1 elif action == 'UNREGISTER_PATH': del self.registered_paths[args[0]] # Check if there are no paths left. If so, its usual # that mirall went away. Try reconnecting. if not self.registered_paths: self.reconnect() socketConnect = SocketConnect() class MenuExtension(GObject.GObject, Nautilus.MenuProvider): def __init__(self): GObject.GObject.__init__(self) def get_file_items(self, window, files): if len(files) != 1: return file=files[0] items=[] # internal or external file?! syncedFile = False for reg_path in socketConnect.registered_paths: topLevelFolder=False filename = get_local_path(file.get_uri()) #check if its a folder (ends with an /), if yes add a "/" otherwise it will not find the entry in the table if os.path.isdir(filename+"/"): filename=filename+"/" #check if toplevel folder, we need to ignore those as they cannot be shared if filename.count("/") < (reg_path.count("/")+2): topLevelFolder=True # only show the menu extension if the file is synced and the sync # status is ok. Not for ignored files etc. # ignore top level folders if filename.startswith(reg_path) and topLevelFolder == False and socketConnect.nautilusVFSFile_table[filename]['state'] == 'OK': syncedFile = True # if it is neither in a synced folder or is a directory if (not syncedFile): return items # create an menu item labelStr = "Share with "+appname+"..." item = Nautilus.MenuItem(name='NautilusPython::ShareItem', label=labelStr, tip='Share file %s through ownCloud' % file.get_name()) item.connect("activate", self.menu_share, file) items.append(item) return items def menu_share(self, menu, file): filename = get_local_path(file.get_uri()) print("Share file "+filename) socketConnect.sendCommand("SHARE:"+filename+"\n") class SyncStateExtension(GObject.GObject, Nautilus.ColumnProvider, Nautilus.InfoProvider): def __init__(self): GObject.GObject.__init__(self) socketConnect.nautilusVFSFile_table = {} socketConnect.addListener(self.handle_commands) def find_item_for_file(self, path): if path in socketConnect.nautilusVFSFile_table: return socketConnect.nautilusVFSFile_table[path] else: return None def askForOverlay(self, file): # print("Asking for overlay for "+file) if os.path.isdir(file): folderStatus = socketConnect.sendCommand("RETRIEVE_FOLDER_STATUS:"+file+"\n"); if os.path.isfile(file): fileStatus = socketConnect.sendCommand("RETRIEVE_FILE_STATUS:"+file+"\n"); def invalidate_items_underneath(self, path): update_items = [] if not socketConnect.nautilusVFSFile_table: self.askForOverlay(path) else: for p in socketConnect.nautilusVFSFile_table: if p == path or p.startswith(path): item = socketConnect.nautilusVFSFile_table[p]['item'] update_items.append(item) for item in update_items: item.invalidate_extension_info() # Handles a single line of server response and sets the emblem def handle_commands(self, action, args): Emblems = { 'OK' : appname +'_ok', 'SYNC' : appname +'_sync', 'NEW' : appname +'_sync', 'IGNORE' : appname +'_warn', 'ERROR' : appname +'_error', 'OK+SWM' : appname +'_ok_shared', 'SYNC+SWM' : appname +'_sync_shared', 'NEW+SWM' : appname +'_sync_shared', 'IGNORE+SWM': appname +'_warn_shared', 'ERROR+SWM' : appname +'_error_shared', 'NOP' : appname +'_error' } # file = args[0] # print "Action for " + file + ": "+args[0] if action == 'STATUS': newState = args[0] emblem = Emblems[newState] filename = ':'.join(args[1:]) if emblem: itemStore = self.find_item_for_file(filename) if itemStore: if( not itemStore['state'] or newState != itemStore['state'] ): item = itemStore['item'] item.add_emblem(emblem) # print "Setting emblem on " + args[1]+ "<>"+emblem+"<>" socketConnect.nautilusVFSFile_table[args[1]] = {'item': item, 'state':newState} elif action == 'UPDATE_VIEW': # Search all items underneath this path and invalidate them if args[0] in socketConnect.registered_paths: self.invalidate_items_underneath(args[0]) elif action == 'REGISTER_PATH': self.invalidate_items_underneath(args[0]) elif action == 'UNREGISTER_PATH': self.invalidate_items_underneath(args[0]) def update_file_info(self, item): if item.get_uri_scheme() != 'file': return filename = get_local_path(item.get_uri()) if item.is_directory(): filename += '/' for reg_path in socketConnect.registered_paths: if filename.startswith(reg_path): socketConnect.nautilusVFSFile_table[filename] = {'item': item, 'state':''} # item.add_string_attribute('share_state', "share state") self.askForOverlay(filename) break else: # print("Not in scope:"+filename) pass