git.maemo.org Git - feedingit/blob - src/feedingit_widget.py

   1 #!/usr/bin/env python2.5
   2
   3 #
   4 # Copyright (c) 2007-2008 INdT.
   5 # This program is free software: you can redistribute it and/or modify
   6 # it under the terms of the GNU Lesser General Public License as published by
   7 # the Free Software Foundation, either version 3 of the License, or
   8 # (at your option) any later version.
   9 #
  10 #  This program is distributed in the hope that it will be useful,
  11 #  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 #  GNU Lesser General Public License for more details.
  14 #
  15 #  You should have received a copy of the GNU Lesser General Public License
  16 #  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 #
  18
  19 # ============================================================================
  20 # Name        : FeedingIt.py
  21 # Author      : Yves Marcoz
  22 # Version     : 0.6.0
  23 # Description : Simple RSS Reader
  24 # ============================================================================
  25 #import sys
  26
  27 import gtk, pickle, gobject, dbus
  28 import hildondesktop, hildon
  29 #from rss import Listing
  30
  31 # Create a session bus.
  32 import dbus
  33 from dbus.mainloop.glib import DBusGMainLoop
  34 dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
  35 #bus = dbus.SessionBus()
  36
  37 from os import environ, remove
  38 bus = dbus.bus.BusConnection(environ["DBUS_SESSION_BUS_ADDRESS"])
  39 from os.path import isfile
  40
  41 settings = gtk.settings_get_default()
  42 color_style = gtk.rc_get_style_by_paths( settings, 'GtkButton', 'osso-logical-colors', gtk.Button)
  43 active_color = color_style.lookup_color('ActiveTextColor')
  44 default_color = color_style.lookup_color('DefaultTextColor')
  45 font_desc = gtk.rc_get_style_by_paths(settings, 'HomeSystemFont', None, None).font_desc
  46
  47 del color_style
  48
  49 CONFIGDIR="/home/user/.feedingit/"
  50 SOURCE=CONFIGDIR + "source"
  51
  52 #DBusConnection *hd_home_plugin_item_get_dbus_connection ( HDHomePluginItem *item, DBusBusType type, DBusError *error);
  53 #import ctypes
  54 #libc = ctypes.CDLL('libc.so.6')
  55 #libc.printf('Hello world!')
  56
  57 def get_font_desc(logicalfontname):
  58     settings = gtk.settings_get_default()
  59     font_style = gtk.rc_get_style_by_paths(settings, logicalfontname, \
  60             None, None)
  61     font_desc = font_style.font_desc
  62     return font_desc
  63
  64 class FeedingItHomePlugin(hildondesktop.HomePluginItem):
  65     def __init__(self):
  66       __gsignals__ = {
  67       'destroy' : 'override'
  68       }
  69
  70       try:
  71         hildondesktop.HomePluginItem.__init__(self)
  72         self.set_settings(True)
  73         self.connect("show-settings", self.show_settings)
  74         self.feed_list = {}
  75         self.total = 0
  76         if isfile(SOURCE):
  77             file = open(SOURCE)
  78             self.autoupdateId = int(file.read())
  79             file.close()
  80         else:
  81             self.autoupdateId=False
  82
  83         vbox = gtk.VBox(False, 0)
  84
  85         #self.button = gtk.Button()
  86         self.button = hildon.Button(gtk.HILDON_SIZE_AUTO_WIDTH | gtk.HILDON_SIZE_FINGER_HEIGHT, hildon.BUTTON_ARRANGEMENT_VERTICAL)
  87         self.button.set_text("FeedingIt","")
  88         self.button.set_sensitive(False)
  89         self.label1 = self.button.child.child.get_children()[0].get_children()[0]
  90         self.label2 = self.button.child.child.get_children()[0].get_children()[1]
  91         self.label1.modify_fg(gtk.STATE_INSENSITIVE, default_color)
  92         self.label1.modify_font(font_desc)
  93         self.label2.modify_fg(gtk.STATE_INSENSITIVE, active_color)
  94         icon_theme = gtk.icon_theme_get_default()
  95         pixbuf = icon_theme.load_icon("feedingit", 32, gtk.ICON_LOOKUP_USE_BUILTIN )
  96         image = gtk.Image()
  97         image.set_from_pixbuf(pixbuf)
  98         self.button.set_image(image)
  99         self.button.set_image_position(gtk.POS_LEFT)
 100
 101         #button = gtk.Button("Update")
 102         self.button.connect("clicked", self.button_clicked)
 103         #button.show_all()
 104         vbox.pack_start(self.button, expand=False)
 105
 106         #for feed in ["Slashdot", "Engadget", "Cheez"]:
 107         #    self.treestore.append([feed, "0"])
 108         self.treeview = gtk.TreeView()
 109         self.update_list()
 110         name_renderer = gtk.CellRendererText()
 111         name_renderer.set_property("font-desc", font_desc)
 112         unread_renderer = gtk.CellRendererText()
 113         unread_renderer.set_property("font-desc", font_desc)
 114         self.treeview.append_column(gtk.TreeViewColumn('Feed Name', name_renderer, text = 0))
 115         self.treeview.append_column(gtk.TreeViewColumn('Unread Items', unread_renderer, text = 1))
 116         selection = self.treeview.get_selection()
 117         #selection.set_mode(gtk.SELECTION_NONE)
 118         #self.treeview.get_selection().set_mode(gtk.SELECTION_NONE)
 119         #hildon.hildon_gtk_tree_view_set_ui_mode(self.treeview, gtk.HILDON_UI_MODE_NORMAL)
 120
 121         vbox.pack_start(self.treeview)
 122
 123         self.add(vbox)
 124         self.treeview.connect("hildon-row-tapped", self.row_activated)
 125         #self.treeview.connect("cursor-changed", self.cursor_changed)
 126         vbox.show_all()
 127         self.setupDbus()
 128         #gobject.timeout_add_seconds(30*60, self.update_list)
 129       except:
 130           import traceback
 131           file = open("/home/user/.feedingit/feedingit_widget.log", "a")
 132           traceback.print_exc(file=file)
 133           file.close()
 134
 135     def do_destroy(self):
 136         #file = open("/home/user/.feedingit/feedingit_widget.log", "a")
 137         #file.write("Do_destroy: ")
 138         if (not self.autoupdateId==False):
 139             gobject.source_remove(self.autoupdateId)
 140             self.autoupdateId=False
 141             #file.write("Destroyed %s\n" %self.autoupdateId)
 142             remove(SOURCE)
 143         hildondesktop.HomePluginItem.do_destroy(self)
 144         #file.write("End destroy\n")
 145         #file.close()
 146
 147     def button_clicked(self, *widget):
 148         self.button.set_sensitive(False)
 149         self.label1.modify_fg(gtk.STATE_NORMAL, default_color)
 150         self.label2.modify_fg(gtk.STATE_NORMAL, active_color)
 151         self.update_label("Stopping")
 152         remote_object = bus.get_object("org.marcoz.feedingit", # Connection name
 153                                "/org/marcoz/feedingit/update" # Object's path
 154                               )
 155         iface = dbus.Interface(remote_object, 'org.marcoz.feedingit')
 156         iface.StopUpdate()
 157
 158     def update_label(self, title, value=None):
 159         self.button.set_title(title)
 160         if value != None:
 161             self.button.set_value(value)
 162         else:
 163             self.button.set_value("")
 164
 165     def row_activated(self, treeview, treepath): #, column):
 166         (model, iter) = self.treeview.get_selection().get_selected()
 167         key = model.get_value(iter, 2)
 168         # Create an object that will proxy for a particular remote object.
 169         remote_object = bus.get_object("org.maemo.feedingit", # Connection name
 170                                "/org/maemo/feedingit" # Object's path
 171                               )
 172         iface = dbus.Interface(remote_object, 'org.maemo.feedingit')
 173         iface.OpenFeed(key)
 174
 175     def update_list(self, *widget):
 176         #listing = Listing(CONFIGDIR)
 177         treestore = gtk.ListStore(gobject.TYPE_STRING, gobject.TYPE_STRING, gobject.TYPE_STRING)
 178
 179         if self.feed_list == {}:
 180             self.load_config()
 181
 182         list = []
 183         oldtotal = self.total
 184         self.total = 0
 185         #for key in listOfFeeds["feedingit-order"]:
 186         for key in self.feed_list.keys():
 187             try:
 188                 file = open(CONFIGDIR+key+".d/unread", "r")
 189                 readItems = pickle.load( file )
 190                 file.close()
 191                 countUnread = 0
 192                 for id in readItems.keys():
 193                     if readItems[id]==False:
 194                         countUnread = countUnread + 1
 195                 list.append([self.feed_list[key][0:18], countUnread, key])
 196                 self.total += countUnread
 197             except:
 198                 pass
 199         list = sorted(list, key=lambda item: item[1], reverse=True)
 200         for item in list[0:8]:
 201             treestore.append(item)
 202         self.treeview.set_model(treestore)
 203         if self.total > oldtotal:
 204             self.update_label("%s Unread" %str(self.total), "%s more articles" %str(self.total-oldtotal))
 205         else:
 206             self.update_label("%s Unread" %str(self.total))
 207         return True
 208
 209     def create_selector(self, choices, setting):
 210         #self.pickerDialog = hildon.PickerDialog(self.parent)
 211         selector = hildon.TouchSelector(text=True)
 212         index = 0
 213         for item in choices:
 214             iter = selector.append_text(str(item))
 215             if str(self.autoupdate) == str(item):
 216                 selector.set_active(0, index)
 217             index += 1
 218         selector.connect("changed", self.selection_changed, setting)
 219         #self.pickerDialog.set_selector(selector)
 220         return selector
 221
 222     def selection_changed(self, selector, button, setting):
 223         tmp = selector.get_current_text()
 224         if tmp == "Disabled":
 225             self.autoupdate = 0
 226         else:
 227             self.autoupdate = tmp
 228         #current_selection = selector.get_current_text()
 229         #if current_selection:
 230         #    self.config[setting] = current_selection
 231         #gobject.idle_add(self.updateButton, setting)
 232         #self.saveConfig()
 233
 234     def create_autoupdate_picker(self):
 235             picker = hildon.PickerButton(gtk.HILDON_SIZE_FINGER_HEIGHT, hildon.BUTTON_ARRANGEMENT_VERTICAL)
 236             selector = self.create_selector(["Disabled", 0.5, 1, 2, 4, 12, 24], "autoupdate")
 237             picker.set_selector(selector)
 238             picker.set_title("Frequency of updates from the widget")
 239             picker.set_text("Setup Feed Auto-updates","Update every %s hours" %str(self.autoupdate) )
 240             picker.set_name('HildonButton-finger')
 241             picker.set_alignment(0,0,1,1)
 242             #self.buttons[setting] = picker
 243             #vbox.pack_start(picker, expand=False)
 244             return picker
 245
 246     def show_settings(self, widget):
 247         file = open(CONFIGDIR+"feeds.pickle")
 248         listOfFeeds = pickle.load(file)
 249         file.close()
 250         dialog = gtk.Dialog("Choose feeds to display", None, gtk.DIALOG_DESTROY_WITH_PARENT | gtk.DIALOG_NO_SEPARATOR, (gtk.STOCK_OK, gtk.RESPONSE_ACCEPT, gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL))
 251
 252         self.pannableArea = hildon.PannableArea()
 253
 254         #self.treestore_settings = gtk.ListStore(gobject.TYPE_STRING, gobject.TYPE_STRING)
 255         self.treeview_settings = gtk.TreeView()
 256
 257         self.treeview_settings.get_selection().set_mode(gtk.SELECTION_MULTIPLE)
 258         hildon.hildon_gtk_tree_view_set_ui_mode(self.treeview_settings, gtk.HILDON_UI_MODE_EDIT)
 259         dialog.vbox.pack_start(self.pannableArea)
 260
 261         self.treeview_settings.append_column(gtk.TreeViewColumn('Feed Name', gtk.CellRendererText(), text = 0))
 262         self.treestore_settings = gtk.ListStore(gobject.TYPE_STRING, gobject.TYPE_STRING)
 263         self.treeview_settings.set_model(self.treestore_settings)
 264
 265         for key in listOfFeeds["feedingit-order"]:
 266             title = listOfFeeds[key]["title"]
 267             item = self.treestore_settings.append([title, key])
 268             if key in self.feed_list:
 269                 self.treeview_settings.get_selection().select_iter(item)
 270
 271         self.pannableArea.add(self.treeview_settings)
 272         self.pannableArea.show_all()
 273         dialog.set_default_size(-1, 600)
 274
 275         dialog.action_area.pack_start(self.create_autoupdate_picker())
 276
 277         dialog.show_all()
 278         response = dialog.run()
 279
 280         if response == gtk.RESPONSE_ACCEPT:
 281             self.feed_list = self.getItems()
 282         dialog.destroy()
 283         self.save_config()
 284         self.update_list()
 285         #self.treeview_settings.get_selection().select_all()
 286
 287     def getItems(self):
 288         list = {}
 289         treeselection = self.treeview_settings.get_selection()
 290         (model, pathlist) = treeselection.get_selected_rows()
 291         for path in pathlist:
 292             list[model.get_value(model.get_iter(path),1)] = model.get_value(model.get_iter(path),0)
 293         return list
 294
 295     def setupDbus(self):
 296         bus.add_signal_receiver(self.update_list, dbus_interface="org.marcoz.feedingit",
 297                         signal_name="ArticleCountUpdated", path="/org/marcoz/feedingit/update")
 298         bus.add_signal_receiver(self.update_started, dbus_interface="org.marcoz.feedingit",
 299                         signal_name="UpdateStarted", path="/org/marcoz/feedingit/update")
 300         bus.add_signal_receiver(self.update_finished, dbus_interface="org.marcoz.feedingit",
 301                         signal_name="UpdateFinished", path="/org/marcoz/feedingit/update")
 302
 303     def update_started(self, *widget):
 304         self.button.set_sensitive(True)
 305         self.update_label("Updating...", "Click to stop update")
 306
 307     def update_finished(self, *widget):
 308         self.button.set_sensitive(False)
 309         self.update_label("Update done")
 310
 311     def start_update(self):
 312         try:
 313             if self.autoupdate >0:
 314                 #file = open("/home/user/.feedingit/feedingit_widget.log", "a")
 315                 #from time import localtime, strftime
 316                 #import os
 317                 #file.write("Widget: pid:%s ppid:%s time:%s\n" % (os.getpid(), os.getppid(), strftime("%a, %d %b %Y %H:%M:%S +0000", localtime())))
 318                 #file.close()
 319                 remote_object = bus.get_object("org.marcoz.feedingit", # Connection name
 320                               "/org/marcoz/feedingit/update" # Object's path
 321                               )
 322                 iface = dbus.Interface(remote_object, 'org.marcoz.feedingit')
 323                 iface.UpdateAll()
 324             return True
 325         except:
 326             import traceback
 327             file = open("/home/user/.feedingit/feedingit_widget.log", "a")
 328             traceback.print_exc(file=file)
 329             file.close()
 330
 331     def save_config(self):
 332             from os.path import isdir
 333             if not isdir(CONFIGDIR):
 334                 from os import mkdir
 335                 mkdir(CONFIGDIR)
 336             file = open(CONFIGDIR+"widget", "w")
 337             pickle.dump(self.feed_list, file )
 338             pickle.dump(self.autoupdate, file)
 339             file.close()
 340             self.setup_autoupdate()
 341
 342     def setup_autoupdate(self):
 343         if (float(self.autoupdate) > 0):
 344             if (not self.autoupdateId==False):
 345                 #file = open("/home/user/.feedingit/feedingit_widget.log", "a")
 346                 #file.write("Disabling %s\n" % self.autoupdateId)
 347                 #file.close()
 348                 gobject.source_remove(self.autoupdateId)
 349                 remove(SOURCE)
 350             self.autoupdateId = gobject.timeout_add_seconds(int(float(self.autoupdate)*3600), self.start_update)
 351             file = open(SOURCE, "w")
 352             file.write(str(self.autoupdateId))
 353             file.close()
 354             #file = open("/home/user/.feedingit/feedingit_widget.log", "a")
 355             #file.write("Started %s\n" % self.autoupdateId)
 356             #file.close()
 357         else:
 358             if (not self.autoupdateId==False):
 359                 gobject.source_remove(self.autoupdateId)
 360                 self.autoupdateId=False
 361                 remove(SOURCE)
 362
 363     def load_config(self):
 364             try:
 365                 file = open(CONFIGDIR+"widget", "r")
 366                 self.feed_list = pickle.load( file )
 367                 self.autoupdate = pickle.load( file )
 368                 file.close()
 369                 self.setup_autoupdate()
 370             except:
 371                 file = open(CONFIGDIR+"feeds.pickle")
 372                 listOfFeeds = pickle.load(file)
 373                 file.close()
 374
 375                 #self.feed_list = listOfFeeds["feedingit-order"]
 376                 for key in listOfFeeds["feedingit-order"]:
 377                     self.feed_list[key] = listOfFeeds[key]["title"]
 378                 del listOfFeeds
 379                 self.autoupdate = 0
 380
 381
 382 hd_plugin_type = FeedingItHomePlugin
 383
 384 # The code below is just for testing purposes.
 385 # It allows to run the widget as a standalone process.
 386 if __name__ == "__main__":
 387     import gobject
 388     gobject.type_register(hd_plugin_type)
 389     obj = gobject.new(hd_plugin_type, plugin_id="plugin_id")
 390     obj.show_all()
 391     gtk.main()