Add general app

1 files changed, 119 insertions, 0 deletions

diff --git a/src/leap/app.py b/src/leap/app.py
new file mode 100644
index 00000000..fa50cd1e
--- /dev/null
+++ b/src/leap/app.py
@@ -0,0 +1,119 @@
+# -*- coding: utf-8 -*-
+# app.py
+# Copyright (C) 2013 LEAP
+#
+# 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 3 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.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+import logging
+import signal
+import sys
+
+from functools import partial
+from PySide import QtCore, QtGui
+
+# TODO: add version handling
+#from leap import __version__ as VERSION
+VERSION = "unknown"
+
+from leap.util import leap_argparse
+# TODO: add translations
+#from leap.gui import locale_rc
+from leap.gui.mainwindow import MainWindow
+
+
+def sigint_handler(*args, **kwargs):
+    logger = kwargs.get('logger', None)
+    logger.debug('SIGINT catched. shutting down...')
+    mainwindow = args[0]
+    mainwindow.quit()
+
+
+def main():
+    """
+    Launches the main event loop
+    """
+
+    _, opts = leap_argparse.init_leapc_args()
+    debug = opts.debug
+
+    # TODO: get severity from command line args
+    if debug:
+        level = logging.DEBUG
+    else:
+        level = logging.WARNING
+
+    logger = logging.getLogger(name='leap')
+    logger.setLevel(level)
+    console = logging.StreamHandler()
+    console.setLevel(level)
+    formatter = logging.Formatter(
+        '%(asctime)s '
+        '- %(name)s - %(levelname)s - %(message)s')
+    console.setFormatter(formatter)
+    logger.addHandler(console)
+
+    logger.info('~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~')
+    logger.info('LEAP client version %s', VERSION)
+    logger.info('~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~')
+    logfile = opts.log_file
+    if logfile is not None:
+        logger.debug('Setting logfile to %s ', logfile)
+        fileh = logging.FileHandler(logfile)
+        fileh.setLevel(logging.DEBUG)
+        fileh.setFormatter(formatter)
+        logger.addHandler(fileh)
+
+    logger.info('Starting app')
+    app = QtGui.QApplication(sys.argv)
+
+    # To test:
+    # $ LANG=es ./app.py
+    locale = QtCore.QLocale.system().name()
+    qtTranslator = QtCore.QTranslator()
+    if qtTranslator.load("qt_%s" % locale, ":/translations"):
+        app.installTranslator(qtTranslator)
+    appTranslator = QtCore.QTranslator()
+    if appTranslator.load("leap_client_%s" % locale, ":/translations"):
+        app.installTranslator(appTranslator)
+
+    # Needed for initializing qsettings it will write
+    # .config/leap/leap.conf top level app settings in a platform
+    # independent way
+    app.setOrganizationName("leap")
+    app.setApplicationName("leap")
+    app.setOrganizationDomain("leap.se")
+
+    # TODO: check if the leap-client is already running and quit
+    # gracefully in that case.
+
+    window = MainWindow()
+    window.show()
+
+    # This dummy timer ensures that control is given to the outside
+    # loop, so we can hook our sigint handler.
+    timer = QtCore.QTimer()
+    timer.start(500)
+    timer.timeout.connect(lambda: None)
+
+    sigint_window = partial(sigint_handler, window, logger=logger)
+    signal.signal(signal.SIGINT, sigint_window)
+
+    if sys.platform == "darwin":
+        window.raise_()
+
+    # Run main loop
+    sys.exit(app.exec_())
+
+if __name__ == "__main__":
+    main()