[gnome-music/gnome-3-12] Implement a simple logging for the application

[Vadim Rutkovsky <vrutkovsky src gnome org>]

commit c7c4bb19db02b4bdfea7fb627361e10d93724024
Author: Vadim Rutkovsky <vrutkovs redhat com>
Date:   Tue Apr 1 13:28:24 2014 +0200

    Implement a simple logging for the application

 gnome-music.in            |   29 ++++++++++++++++++++++++++---
 gnomemusic/application.py |   10 ++++++++++
 2 files changed, 36 insertions(+), 3 deletions(-)
---
diff --git a/gnome-music.in b/gnome-music.in
index 0e9b5f4..ea51e7d 100644
--- a/gnome-music.in
+++ b/gnome-music.in
@@ -1,16 +1,22 @@
 #!/usr/bin/env python3
 
-import sys, signal, os, locale, gettext
+import sys
+import signal
+import os
+import locale
+import gettext
 
 # Make sure we'll find the pygobject module, even in JHBuild
 sys.path.insert(1, '@pyexecdir@')
 # Make sure we'll find the gnomemusic module, even in JHBuild
 sys.path.insert(1, '@pythondir@')
 
-from gi.repository import Gio, Gtk
+from optparse import OptionParser
+import logging
+from gi.repository import Gio
 import gnomemusic
 
-localedir='@localedir@'
+localedir = '@localedir@'
 srcdir = os.path.abspath(os.path.join(os.path.dirname(gnomemusic.__file__), '..'))
 if os.path.exists(os.path.join(srcdir, 'gnome-music.doap')):
     print('Running from source tree, using local files')
@@ -31,10 +37,12 @@ GIRepository.Repository.prepend_library_path(libgd_libdir)
 
 from gnomemusic.application import Application
 
+
 def install_excepthook():
     """ Make sure we exit when an unhandled exception occurs. """
     from gi.repository import Gtk
     old_hook = sys.excepthook
+
     def new_hook(etype, evalue, etb):
         old_hook(etype, evalue, etb)
         while Gtk.main_level():
@@ -45,6 +53,21 @@ def install_excepthook():
 if __name__ == "__main__":
     install_excepthook()
 
+    parser = OptionParser()
+    parser.add_option('-d', "--debug", action="store_true", default=False, dest="debug")
+    opts, args = parser.parse_args()
+    if opts.debug:
+        logging.basicConfig(level=logging.DEBUG,
+                            format='%(asctime)s %(levelname)s\t%(filename)s:%(lineno)d \t%(message)s',
+                            datefmt='%H:%M:%S')
+        # Gtk hates "-d" switch, so lets drop it
+        if '-d' in sys.argv:
+            sys.argv.remove("-d")
+        if '--debug' in sys.argv:
+            sys.argv.remove("--debug")
+    else:
+        logging.basicConfig(level=logging.WARN)
+
     locale.bindtextdomain('gnome-music', localedir)
     locale.textdomain('gnome-music')
     gettext.bindtextdomain('gnome-music', localedir)
diff --git a/gnomemusic/application.py b/gnomemusic/application.py
index 9ddf1f4..146feed 100644
--- a/gnomemusic/application.py
+++ b/gnomemusic/application.py
@@ -36,10 +36,12 @@ from gettext import gettext as _
 from gnomemusic.window import Window
 from gnomemusic.mpris import MediaPlayer2Service
 from gnomemusic.notification import NotificationManager
+import logging
 
 
 class Application(Gtk.Application):
     def __init__(self):
+        logging.debug("Creating app")
         Gtk.Application.__init__(self,
                                  application_id='org.gnome.Music',
                                  flags=Gio.ApplicationFlags.FLAGS_NONE)
@@ -56,6 +58,7 @@ class Application(Gtk.Application):
         self._window = None
 
     def build_app_menu(self):
+        logging.debug("building app menu")
         builder = Gtk.Builder()
 
         builder.add_from_resource('/org/gnome/Music/app-menu.ui')
@@ -80,12 +83,15 @@ class Application(Gtk.Application):
         self.add_action(quitAction)
 
     def new_playlist(self, action, param):
+        logging.debug("TODO: New playlist action")
         pass
 
     def help(self, action, param):
+        logging.debug("Open Help action")
         Gtk.show_uri(None, "help:gnome-music", Gdk.CURRENT_TIME)
 
     def about(self, action, param):
+        logging.debug("About action")
         builder = Gtk.Builder()
         builder.add_from_resource('/org/gnome/Music/AboutDialog.ui')
         about = builder.get_object('about_dialog')
@@ -94,9 +100,11 @@ class Application(Gtk.Application):
         about.show()
 
     def about_response(self, dialog, response):
+        logging.debug("Close about")
         dialog.destroy()
 
     def do_startup(self):
+        logging.debug("app is starting up")
         Gtk.Application.do_startup(self)
 
         Notify.init(_("Music"))
@@ -104,9 +112,11 @@ class Application(Gtk.Application):
         self.build_app_menu()
 
     def quit(self, action=None, param=None):
+        logging.debug("Help action")
         self._window.destroy()
 
     def do_activate(self):
+        logging.debug("App is activated")
         if not self._window:
             self._window = Window(self)
             self.service = MediaPlayer2Service(self)