The desktop_menu_install function should filter the system's desktop files instead of folders

[q962]

menulibre/menulibre/MenulibreXdg.py

Lines 203 to 208 in ad8f3f6

	# Do not install to system paths.
	for path in GLib.get_system_config_dirs():
	for filename in directory_files:
	if filename.startswith(path):
	return True

This function will determine the location of the folder to which the current desktop file belongs.

My desktop file is installed in the user directory, but it can belong to a folder created by the system

So this function will cause the installation to fail.

Although the default storage path of the desktop file is ~/.local/share/applications.

But it will not call the xdg-desktop-menu install command

[q962]

The GLib.get_system_config_dirs() function will get the string "" when encountering ::

This can lead to errors in judgment

[q962]

I also found that when I edited a system file, a copy would be saved in the user directory. So is the current judgment necessary?

The key code is here. If it is a system file, there is no write permission.
Return to the user directory.

menulibre/menulibre/util.py

Line 625 in ad8f3f6

if unique or not os.access(filename, os.W_OK):