# 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 gtk

class TorrentNotification:

    def __init__(self, path, core, interface):
        print "Loading TorrentNotification plugin..."
        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 = deluge.common.CONFIG_DIR + "/notification.conf"
        self.config = deluge.pref.Preferences(self.config_file, False)
        try:
            self.config.load()
        except IOError:
            # File does not exist
            pass
        
        self.glade = gtk.glade.XML(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):
        import pynotify
        
        file_info = self.interface.manager.get_torrent_file_info(event['unique_ID'])
        filelist = ""
        for file in file_info[:10]:
            filelist += file['path'] + "\n"
        if len(file_info) > 10:
            filelist += '...'
            
        if pynotify.init("Deluge"):
            n = pynotify.Notification(_("Torrent complete"), 
                                      _("Files") + ":\n" + filelist, deluge.common.get_pixmap("deluge48.png"))
            n.show()
        else:
            print "there was a problem initializing the pynotify module"

    def configure(self, window):
        import os.path
        try:
            self.glade.get_widget("chk_tray_blink").set_active(self.config.get("enable_tray_blink"))
            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"))
        except:
            self.glade.get_widget("chk_tray_blink").set_active(False)
            self.glade.get_widget("chk_notification").set_active(False)
            self.glade.get_widget("chk_sound").set_active(False)
            self.glade.get_widget("sound_path_button").set_filename(os.path.expanduser("~/"))
            self.glade.get_widget("sound_path_button").set_sensitive(False)
        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):
        import pygame
        import os.path
        import sys
        pygame.init()
        try:
            name = self.config.get("sound_path")
        except:
            print "no file set"
            return
        try:
            alert_sound = pygame.mixer.music
            alert_sound.load(name)
            alert_sound.play()
        except pygame.error, message:
            print 'Cannot load sound:'