# Copyright (C) 2007 - Micah Bucy <eternalsword@gmail.com>
#
# 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, 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.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA.

### Initialization ###

plugin_name = "Torrent Notification"
plugin_author = "Micah Bucy"
plugin_version = "0.1"
plugin_description = _("Make tray icon blink when torrent finishes downloading \
and/or popup a notification")

def deluge_init(deluge_path):
    global path
    path = deluge_path

def enable(core, interface):
    global path
    return TorrentNotification(path, core, interface)

### The Plugin ###
import deluge
import deluge.common
import gtk
import os.path

class TorrentNotification:

    def __init__(self, path, core, interface):
        print "Loading TorrentNotification plugin..."
        import os.path
        self.path = path
        self.core = core
        self.interface = interface
        self.window = self.interface.window
        self.window.connect("focus_in_event", self.set_tray_flashing_off)
        self.core.connect_event(self.core.constants['EVENT_FINISHED'], self.handle_event)

        # Create an options file and try to load existing Values
        self.config_file = os.path.join(deluge.common.CONFIG_DIR, "notification.conf")
        if deluge.common.windows_check():
            self.config = deluge.pref.Preferences(self.config_file, False,
                            defaults={'enable_tray_blink' : True,
                                    'enable_notification' : False,
                                    'enable_sound' : False,
                                    'sound_path' : os.path.expanduser("~")})
        else:
            self.config = deluge.pref.Preferences(self.config_file, False,
                            defaults={'enable_tray_blink' : True,
                                    'enable_notification' : True,
                                    'enable_sound' : False,
                                    'sound_path' : os.path.expanduser("~")})
        try:
            self.config.load()
        except IOError:
            pass
        
        self.glade = gtk.glade.XML(os.path.join(path, "notification_preferences.glade"))
        self.dialog = self.glade.get_widget("dialog")
        self.dialog.set_position(gtk.WIN_POS_CENTER)
        self.glade.signal_autoconnect({
                                        'toggle_ui': self.toggle_ui,
                                        'dialog_ok': self.dialog_ok,
                                        'dialog_cancel': self.dialog_cancel
                                      })
    
    def handle_event(self, event):
        if event['message'] == "torrent has finished downloading":
            if self.config.get("enable_tray_blink"):
                self.set_tray_flashing_on()
            if self.config.get("enable_notification"):
                self.show_notification(event)
            if self.config.get("enable_sound"):
                self.play_sound()

    def unload(self):
        self.core.disconnect_event(self.core.constants['EVENT_FINISHED'], self.handle_event)
        self.config.save(self.config_file)
    
    def set_tray_flashing_off(self, focusdata1, focusdata2):
        self.interface.tray_icon.set_blinking(False)
    
    def set_tray_flashing_on(self):
        if self.window.has_toplevel_focus() is not True:
            self.interface.tray_icon.set_blinking(True)

    def show_notification(self, event):
        if not deluge.common.windows_check():
            try:
                import pynotify
            except:
                pass
            else:
                state = self.interface.manager.get_torrent_state(event['unique_ID'])
                if pynotify.init("Deluge"):
                    n = pynotify.Notification(_("Torrent complete"), state['name'])
                    n.set_icon_from_pixbuf(deluge.common.get_logo(48))
                    n.show()
        else:
            pass

    def configure(self, window):
        self.glade.get_widget("chk_tray_blink").set_active(self.config.get("enable_tray_blink"))
        if deluge.common.windows_check():
            self.glade.get_widget("chk_notification").set_active(False)
            self.glade.get_widget("chk_notification").set_sensitive(False)
            self.glade.get_widget("chk_sound").set_active(False)
            self.glade.get_widget("chk_sound").set_sensitive(False)
            self.glade.get_widget("sound_path_button").set_sensitive(False)
        else:
            self.glade.get_widget("chk_notification").set_active(self.config.get("enable_notification"))
            self.glade.get_widget("chk_sound").set_active(self.config.get("enable_sound"))
            self.glade.get_widget("sound_path_button").set_sensitive(self.config.get("enable_sound"))
            self.glade.get_widget("sound_path_button").set_filename(self.config.get("sound_path"))
        self.dialog.set_transient_for(window)
        self.dialog.show()

    def dialog_ok(self, source):
        self.dialog.hide()
        self.config.set("enable_tray_blink", self.glade.get_widget("chk_tray_blink").get_active())
        self.config.set("enable_notification", self.glade.get_widget("chk_notification").get_active())
        self.config.set("enable_sound", self.glade.get_widget("chk_sound").get_active())
        self.config.set("sound_path", self.glade.get_widget("sound_path_button").get_filename())

    def dialog_cancel(self, source):
        self.dialog.hide()

    def toggle_ui(self, widget):
        value = widget.get_active()
        if widget == self.glade.get_widget("chk_sound"):
            self.glade.get_widget("sound_path_button").set_sensitive(value)
    
    def play_sound(self):
        if not deluge.common.windows_check():
            try:
                import pygame
            except:
                pass
            else:
                import sys
                pygame.init()
                try:
                    name = self.config.get("sound_path")
                except:
                    print "no file set"
                try:
                    alert_sound = pygame.mixer.music
                    alert_sound.load(name)
                    alert_sound.play()
                except pygame.error, message:
                    print 'Cannot load sound:'
        else:
            pass