PortableLinuxGames/AppImage/AppImageAssistant.AppDir/xdgappdir.py

117 lines
4.9 KiB
Python
Executable File

#!/usr/bin/env python
# /**************************************************************************
#
# Copyright (c) 2005-10 Simon Peter
#
# All Rights Reserved.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
# **************************************************************************/
import os, sys, commands, glob
import xdg.IconTheme, xdg.DesktopEntry # apt-get install python-xdg, present on Ubuntu
from locale import gettext as _
class AppDirXdgHandler(object):
def __init__(self, appdir):
self.appdir = appdir
# print _("AppDir: %s" % [self.appdir])
newicondirs = [appdir]
for icondir in xdg.IconTheme.icondirs:
if icondir.startswith(xdg.IconTheme.basedir):
icondir = self.appdir + icondir
newicondirs.append(icondir)
xdg.IconTheme.icondirs = newicondirs + xdg.IconTheme.icondirs # search AppDir, then system
self.desktopfile = self._find_desktop_file_in_appdir()
try: self.name = self.get_nice_name_from_desktop_file(self.desktopfile)
except: self.name = "Unknown"
try: self.executable = self.get_exec_path(self.get_exec_name_from_desktop_file(self.desktopfile))
except: self.executable = None
try: self.icon = self.get_icon_path_by_icon_name(self.get_icon_name_from_desktop_file(self.desktopfile))
except: self.icon = None
def __repr__(self):
try: return("%s AppDir %s with desktop file %s, executable %s and icon %s" % (self.name, self.appdir, self.desktopfile, self.executable, self.icon))
except: return("AppDir")
def get_icon_path_by_icon_name(self, icon_name):
"""Return the path of the icon for a given icon name"""
for format in ["png", "xpm"] :
icon = xdg.IconTheme.getIconPath(icon_name, 48, None, format)
if icon != None :
return icon
return None # If we have not found an icon
def _find_all_executables_in_appdir(self):
"""Return all executable files in the AppDir, or None"""
results = []
result, executables = commands.getstatusoutput("find " + self.appdir + " -type f -perm -u+x")
executables = executables.split("\n")
if result != 0:
return None
for executable in executables:
if os.path.basename(executable) != "AppRun":
results.append(executable)
return results
def _find_desktop_file_in_appdir(self):
try:
result = glob.glob(self.appdir + '/*.desktop')[0]
return result
except:
return None
def get_icon_name_from_desktop_file(self, desktop_file):
"Returns the Icon= entry of a given desktop file"
icon_name = os.path.basename(xdg.DesktopEntry.DesktopEntry(filename=desktop_file).getIcon())
# print icon_name
return icon_name
def get_exec_name_from_desktop_file(self, desktop_file):
"Returns the Exec= entry of a given desktop file"
exec_name = os.path.basename(xdg.DesktopEntry.DesktopEntry(filename=desktop_file).getExec()).replace(" %u","").replace(" %U","").replace(" %f","").replace(" %F","")
# print exec_name
return exec_name
def get_nice_name_from_desktop_file(self, desktop_file):
"Returns the Name= entry of a given desktop file"
name = xdg.DesktopEntry.DesktopEntry(filename=desktop_file).getName()
return name
def get_exec_path(self, exec_name):
results = []
for excp in ["", "bin", "sbin", "usr/bin", "usr/sbin", "usr/games"]:
trial = os.path.join(self.appdir, excp, exec_name)
if os.path.exists(trial):
return trial
return None
if __name__ == "__main__":
if len(sys.argv) < 2:
print _("Usage: %s AppDir" % (sys.argv[0]))
exit(1)
appdir = sys.argv[1]
H = AppDirXdgHandler(appdir)
print H