626 lines
		
	
	
	
		
			20 KiB
		
	
	
	
		
			Perl
		
	
	
	
	
	
			
		
		
	
	
			626 lines
		
	
	
	
		
			20 KiB
		
	
	
	
		
			Perl
		
	
	
	
	
	
#!/usr/bin/perl
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# Copyright (C) 2011-2016 Daniel "Trizen" Șuteu <echo dHJpemVueEBnbWFpbC5jb20K | base64 -d>.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program.  If not, see <http://www.gnu.org/licenses/>.
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# Openbox Menu Generator
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# A fast pipe/static menu generator for the Openbox Window Manager.
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# Edited on 07 December 2014 by Bob Currey
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#   added cmd line option -t "Menu Label Text" with default of "Applications"
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# Program: obmenu-generator
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# License: GPLv3
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# Created on: 25 March 2011
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# Latest edit on: 09 February 2016
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# Website: https://github.com/trizen/obmenu-generator
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#use 5.014;
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#use strict;
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#use warnings;
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require Linux::DesktopFiles;    # >= 0.09
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my $pkgname = 'obmenu-generator';
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my $version = 0.66;
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our ($CONFIG, $SCHEMA);
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my $output_h = \*STDOUT;
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my ($pipe, $static, $icons, $reconfigure, $update_config, $reconf_openbox);
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my $home_dir =
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     $ENV{HOME}
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  || $ENV{LOGDIR}
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  || (getpwuid($<))[7]
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  || `echo -n ~`;
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my $xdg_config_home = "$home_dir/.config";
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my $menu_id         = "root-menu";
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my $menu_label_text = "Applications";
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my $config_dir      = "$xdg_config_home/$pkgname";
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my $schema_file     = "$config_dir/schema.pl";
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my $config_file     = "$config_dir/config.pl";
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my $openbox_conf    = "$xdg_config_home/openbox";
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my $menufile        = "$openbox_conf/menu.xml";
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my $icons_db        = "$config_dir/icons.db";
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my $cache_db        = "$config_dir/cache.db";
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sub usage {
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    print <<"HELP";
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usage: $0 [options]
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options:
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    -p         : (re)generate a pipe menu
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    -s         : (re)generate a static menu
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    -i         : include icons in menus
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    -m <id>    : menu id (default: 'root-menu')
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    -t <label> : menu label text (default: 'Applications')
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other:
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    -S <file>  : path to the schema.pl file
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    -C <file>  : path to the config.pl file
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    -o <file>  : path to the menu.xml file
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    -u         : update the config file
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    -r         : regenerate the config file
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    -d         : regenerate icons.db
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    -c         : reconfigure openbox automatically
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    -R         : reconfigure openbox and exit
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Help:
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    -h  : print this message and exit
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    -v  : print version and exit
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Examples:
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   ** Static menu without icons:
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        $0 -s -c
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   ** Dynamic menu with icons:
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        $0 -p -i
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** Config file: $config_file
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** Schema file: $schema_file
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HELP
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    exit 0;
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}
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my $config_help = <<"HELP";
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|| FILTERING
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    | skip_filename_re    : Skip a .desktop file if its name matches the regex.
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                            Name is from the last slash to the end. (filename.desktop)
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                            Example: qr/^(?:gimp|xterm)\\b/,    # skips 'gimp' and 'xterm'
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    | skip_entry          : Skip a destkop file if the value from a given key matches the regex.
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                            Example: [
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                                {key => 'Name', re => qr/(?:about|terminal)/i},
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                                {key => 'Exec', re => qr/^xterm/},
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                            ],
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    | substitutions       : Substitute, by using a regex, in the values of the desktop files.
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                            Example: [
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                                {key => 'Exec', re => qr/xterm/, value => 'sakura'},
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                                {key => 'Exec', re => qr/\\\\\\\\/,  value => '\\\\', global => 1},    # for wine apps
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                            ],
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|| ICON SETTINGS
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    | icon_dirs_first     : When looking for icons, look in this directories first,
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                            before looking in the directories of the current icon theme.
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                            Example: [
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                                "\$ENV{HOME}/My icons",
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                            ],
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    | icon_dirs_second    : Look in this directories after looked in the directories of the
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                            current icon theme. (Before /usr/share/pixmaps)
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                            Example: [
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                                "/usr/share/icons/gnome",
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                            ],
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    | icon_dirs_last      : Look in this directories at the very last, after looked in
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                            /usr/share/pixmaps, /usr/share/icons/hicolor and some other
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                            directories.
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                            Example: [
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                                "/usr/share/icons/Tango",
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                            ],
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    | strict_icon_dirs    : A true value will make the script to look only inside the directories
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                            specified by you in either one of the above three options.
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    | gtk_rc_filename     : Absolute path to the GTK configuration file.
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    | missing_image       : Use this icon for missing icons (default: gtk-missing-image)
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|| KEYS
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    | name_keys           : Valid keys for the item names.
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                            Example: ['Name[fr]', 'GenericName[fr]', 'Name'],   # french menu
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|| PATHS
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    | desktop_files_paths   : Absolute paths which contain .desktop files.
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                              Example: [
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                                '/usr/share/applications',
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                                "\$ENV{HOME}/.local/share/applications",
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                                glob("\$ENV{HOME}/.local/share/applications/wine/Programs/*"),
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                              ],
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|| NOTES
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    | Regular expressions:
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        * use qr/RE/ instead of 'RE'
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        * use qr/RE/i for case insensitive mode
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HELP
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if (@ARGV) {
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    while (defined(my $arg = shift @ARGV)) {
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        if ($arg eq '-i') {
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            $icons = 1;
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        }
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        elsif ($arg eq '-p') {
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            $pipe = 1;
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        }
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        elsif ($arg eq '-r') {
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            $reconfigure = 1;
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        }
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        elsif ($arg eq '-s') {
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            $static = 1;
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        }
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        elsif ($arg eq '-d') {
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            unlink $icons_db;
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        }
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        elsif ($arg eq '-u') {
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            $update_config = 1;
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        }
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        elsif ($arg eq '-v') {
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            print "$pkgname $version\n";
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            exit 0;
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        }
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        elsif ($arg eq '-c') {
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            $reconf_openbox = 1;
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        }
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        elsif ($arg eq '-R') {
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            exec 'openbox', '--reconfigure';
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        }
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        elsif ($arg eq '-S') {
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            $schema_file = shift(@ARGV) // die "$0: option '-S' requires an argument!\n";
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        }
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        elsif ($arg eq '-C') {
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            $config_file = shift(@ARGV) // die "$0: options '-C' requires an argument!\n";
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        }
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        elsif ($arg eq '-o') {
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            $menufile = shift(@ARGV) // die "$0: option '-o' requires an argument!\n";
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        }
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        elsif ($arg eq '-m') {
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            $menu_id = shift(@ARGV) // die "$0: option '-m' requires an argument!\n";
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        }
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        elsif ($arg eq '-t') {
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            $menu_label_text = shift(@ARGV) // die "$0: option '-t' requires an argument!\n";
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        }
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        elsif ($arg eq '-h') {
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            usage();
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        }
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        else {
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            die "$0: option `$arg' is invalid!\n";
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        }
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    }
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}
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if (not -d $config_dir) {
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    require File::Path;
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    File::Path::make_path($config_dir)
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      or die "Can't create directory '${config_dir}': $!";
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}
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my $config_documentation = <<"EOD";
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#!/usr/bin/perl
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# $pkgname - configuration file
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# This file will be updated automatically.
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# Any additional comment and/or indentation will be lost.
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=for comment
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$config_help
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=cut
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EOD
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my %CONFIG = (
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    'Linux::DesktopFiles' => {
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        keep_unknown_categories => 1,
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        unknown_category_key    => 'other',
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        gtk_rc_filename         => "$home_dir/.gtkrc-2.0",
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        skip_entry       => undef,
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        substitutions    => undef,
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        skip_filename_re => undef,
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        terminalize            => 1,
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        terminalization_format => q{%s -e '%s'},
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        desktop_files_paths => ['/usr/share/applications', '/usr/local/share/applications'],
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        icon_dirs_first  => undef,
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        icon_dirs_second => undef,
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        icon_dirs_last   => undef,
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        strict_icon_dirs => undef,
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        skip_svg_icons => 0,
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    },
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    name_keys    => ['Name'],
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    terminal     => 'xterm',
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    editor       => 'geany',
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    missing_icon => 'gtk-missing-image',
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    VERSION      => $version,
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             );
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sub dump_configuration {
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    require Data::Dump;
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    open my $config_fh, '>', $config_file
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      or die "Can't open file '${config_file}' for write: $!";
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    my $dumped_config = q{our $CONFIG = } . Data::Dump::dump(\%CONFIG);
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    print $config_fh $config_documentation, $dumped_config;
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    close $config_fh;
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}
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if (not -e $config_file or $reconfigure) {
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    dump_configuration();
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}
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if (not -e $schema_file) {
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    if (-e (my $etc_schema_file = "/etc/xdg/$pkgname/schema.pl")) {
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        require File::Copy;
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        File::Copy::copy($etc_schema_file, $schema_file)
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          or die "Can't copy file `$etc_schema_file' to `$schema_file': $!";
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    }
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    else {
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        die "$0: schema file `$schema_file' does not exists!\n";
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    }
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}
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require $schema_file;    # Load the configuration files
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# Remove user's defined values
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my @valid_keys = grep exists $CONFIG{$_}, keys %{$CONFIG};
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@CONFIG{@valid_keys} = @{$CONFIG}{@valid_keys};
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# Keep user's defined values
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#@CONFIG{keys %{$CONFIG}} = values %{$CONFIG};
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if ($CONFIG{VERSION} != $version) {
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    $update_config = 1;
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    $CONFIG{VERSION} = $version;
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}
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if (!$pipe) {
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    # Performance improvement
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    # XXX: don't do this in production code!
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    @INC{
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        qw(
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          strict.pm
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          warnings.pm
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          Tie/Hash.pm
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          Carp.pm
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          Exporter.pm
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          warnings/register.pm
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          )
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        } = ();
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    *warnings::warnif = sub { };
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}
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# Regenerate the cache db if the config or schema file has been modified
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if ((-M $config_file) < (-M $cache_db) or (-M _) > (-M $schema_file)) {
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    print STDERR "** Regenerating the cache DB...\n";
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    unlink $cache_db;
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}
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require GDBM_File;
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tie my %desktop_file, 'GDBM_File', $cache_db, &GDBM_File::GDBM_WRCREAT, 0640;
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{    # Regerate the icon db if the gtkrc file has been modified
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    my $gtkrc_mtime = (stat $CONFIG{'Linux::DesktopFiles'}{gtk_rc_filename})[9];
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    if (exists $desktop_file{__GTKRC_MTIME__}) {
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        if ($desktop_file{__GTKRC_MTIME__} != $gtkrc_mtime) {
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            print STDERR "** Regenerating the icons DB...\n";
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            unlink $icons_db;
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            $desktop_file{__GTKRC_MTIME__} = $gtkrc_mtime;
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        }
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    }
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    else {
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        $desktop_file{__GTKRC_MTIME__} = $gtkrc_mtime;
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    }
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}
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my $desk_obj = Linux::DesktopFiles->new(
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    %{$CONFIG{'Linux::DesktopFiles'}},
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    home_dir => $home_dir,
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    categories   => [map $_->{cat}[0], grep exists $_->{cat}, @$SCHEMA],
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    keys_to_keep => [@{$CONFIG{name_keys}},
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                     'Exec', 'Icon',
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                     (
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                      defined($CONFIG{'Linux::DesktopFiles'}{skip_entry})
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                        && ref($CONFIG{'Linux::DesktopFiles'}{skip_entry}) eq 'ARRAY'
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                      ? (map { $_->{key} } @{$CONFIG{'Linux::DesktopFiles'}{skip_entry}})
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                      : ()
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                     ),
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                    ],
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    $icons
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    ? (
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       abs_icon_paths   => 1,
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       icon_db_filename => $icons_db,
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      )
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    : (),
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    terminal              => $CONFIG{terminal},
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    keep_empty_categories => 0,
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    case_insensitive_cats => 1,
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                                       );
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if ($pipe or $static) {
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    my $menu_backup = $menufile . '.bak';
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    if (not -e $menu_backup and -e $menufile) {
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        require File::Copy;
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        File::Copy::copy($menufile, $menu_backup);
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    }
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    if ($static) {
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        open $output_h, '>', $menufile
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          or die "Can't open file '${menufile}' for write: $!";
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    }
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    elsif ($pipe) {
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        if (not -d $openbox_conf) {
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            require File::Path;
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            File::Path::make_path($openbox_conf)
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              or die "Can't create directory '${openbox_conf}': $!";
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        }
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        require Cwd;
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        my $exec_name = Cwd::abs_path($0) . ($icons ? q{ -i} : q{});
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        if (not -x $exec_name) {
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            $exec_name = "$^X $exec_name";
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        }
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        open my $fh, '>', $menufile
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          or die "Can't open file '${menufile}' for write: $!";
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        print $fh <<"PIPE_MENU_HEADER";
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<?xml version="1.0" encoding="utf-8"?>
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<openbox_menu xmlns="http://openbox.org/"
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 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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  xsi:schemaLocation="http://openbox.org/">
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    <menu id="$menu_id" label="$pkgname" execute="$exec_name" />
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</openbox_menu>
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PIPE_MENU_HEADER
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        close $fh;
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        print STDERR <<'EOT';
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** A dynamic menu has been successfully generated!
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EOT
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        exec 'openbox', '--reconfigure';
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    }
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}
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my $generated_menu = $static
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  ? <<"STATIC_MENU_HEADER"
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<?xml version="1.0" encoding="utf-8"?>
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<openbox_menu xmlns="http://openbox.org/"
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 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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  xsi:schemaLocation="http://openbox.org/">
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  <menu id="$menu_id" label="$menu_label_text">
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STATIC_MENU_HEADER
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  : "<openbox_pipe_menu>\n";
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{
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    my %cache;
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    sub check_icon {
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        $_[0] // return '';
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        $cache{$_[0]} //= ((chr ord($_[0]) eq '/') ? $_[0] : $desk_obj->get_icon_path($_[0])
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                           || $desk_obj->get_icon_path($CONFIG{missing_icon}));
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    }
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}
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sub begin_category {
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    $icons
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      ? <<"MENU_WITH_ICON"
 | 
						|
  <menu id="$_[0]" icon="${\check_icon($_[1])}" label="$_[0]">
 | 
						|
MENU_WITH_ICON
 | 
						|
      : <<"MENU"
 | 
						|
  <menu id="$_[0]" label="$_[0]">
 | 
						|
MENU
 | 
						|
}
 | 
						|
 | 
						|
my %categories;
 | 
						|
foreach my $file ($desk_obj->get_desktop_files) {
 | 
						|
 | 
						|
    my %info;
 | 
						|
    if (exists $desktop_file{$file}) {
 | 
						|
        %info = split("\0\1\0", $desktop_file{$file}, -1);
 | 
						|
    }
 | 
						|
 | 
						|
    next if exists $info{__IGNORE__};
 | 
						|
 | 
						|
    my $mtime = (stat $file)[9];
 | 
						|
    my $cache_ok = (%info and $info{__MTIME__} == $mtime);
 | 
						|
 | 
						|
    if (not $cache_ok) {
 | 
						|
        $desk_obj->parse(\my %cats, $file);
 | 
						|
 | 
						|
        my $fields = %cats ? (values %cats)[0][0] : {__IGNORE__ => 1};
 | 
						|
        %info = (%{$fields}, __MTIME__ => $mtime);
 | 
						|
 | 
						|
        $info{__CATEGORIES__} = join(';', keys %cats);
 | 
						|
        $desktop_file{$file} = join("\0\1\0", %info);
 | 
						|
 | 
						|
        next if exists $info{__IGNORE__};
 | 
						|
    }
 | 
						|
 | 
						|
    foreach my $category (split(/;/, $info{__CATEGORIES__})) {
 | 
						|
        push @{$categories{$category}}, \%info;
 | 
						|
    }
 | 
						|
}
 | 
						|
 | 
						|
my %entities = (
 | 
						|
                '&' => '&',
 | 
						|
                '"' => '"',
 | 
						|
                '_' => '__',
 | 
						|
               );
 | 
						|
 | 
						|
foreach my $schema (@$SCHEMA) {
 | 
						|
    if (exists $schema->{cat}) {
 | 
						|
        exists($categories{my $category = lc($schema->{cat}[0]) =~ tr/_a-z0-9/_/cr}) || next;
 | 
						|
        $generated_menu .= begin_category($schema->{cat}[1], ($icons ? $schema->{cat}[2] : ())) . join(
 | 
						|
            q{},
 | 
						|
            (
 | 
						|
             map $_->[1],
 | 
						|
             sort { $a->[0] cmp $b->[0] }
 | 
						|
               map [lc($_) => $_],
 | 
						|
             map {
 | 
						|
 | 
						|
                 my $name;
 | 
						|
                 my $exec = $_->{Exec};
 | 
						|
 | 
						|
                 foreach my $key (@{$CONFIG{name_keys}}) {
 | 
						|
                     if ($_->{$key}) {
 | 
						|
                         $name = $_->{$key};
 | 
						|
                         last;
 | 
						|
                     }
 | 
						|
                 }
 | 
						|
 | 
						|
                 # encode the entities
 | 
						|
                 $name =~ tr/"&_//
 | 
						|
                   && $name =~ s/([&"_])/$entities{$1}/g;
 | 
						|
 | 
						|
                 $icons
 | 
						|
                   ? <<"ITEM_WITH_ICON"
 | 
						|
    <item label="$name" icon="${\check_icon($_->{Icon})}"><action name="Execute"><command><![CDATA[$exec]]></command></action></item>
 | 
						|
ITEM_WITH_ICON
 | 
						|
                   : <<"ITEM";
 | 
						|
    <item label="$name"><action name="Execute"><command><![CDATA[$exec]]></command></action></item>
 | 
						|
ITEM
 | 
						|
 | 
						|
               } @{$categories{$category}}
 | 
						|
            )
 | 
						|
          )
 | 
						|
          . qq[  </menu>\n];
 | 
						|
    }
 | 
						|
    elsif (exists $schema->{item}) {
 | 
						|
        my ($command, $label, $icon) = @{$schema->{item}};
 | 
						|
        $generated_menu .= $icons
 | 
						|
          ? <<"ITEM_WITH_ICON"
 | 
						|
    <item label="$label" icon="${\check_icon($icon)}"><action name="Execute"><command><![CDATA[$command]]></command></action></item>
 | 
						|
ITEM_WITH_ICON
 | 
						|
          : <<"ITEM";
 | 
						|
    <item label="$label"><action name="Execute"><command><![CDATA[$command]]></command></action></item>
 | 
						|
ITEM
 | 
						|
    }
 | 
						|
    elsif (exists $schema->{sep}) {
 | 
						|
        $generated_menu .=
 | 
						|
          defined($schema->{sep})
 | 
						|
          ? qq[  <separator label="$schema->{sep}"/>\n]
 | 
						|
          : qq[  <separator/>\n];
 | 
						|
    }
 | 
						|
    elsif (exists $schema->{begin_cat}) {
 | 
						|
        $generated_menu .= begin_category(@{$schema->{begin_cat}});
 | 
						|
    }
 | 
						|
    elsif (exists $schema->{end_cat}) {
 | 
						|
        $generated_menu .= qq[  </menu>\n];
 | 
						|
    }
 | 
						|
    elsif (exists $schema->{exit}) {
 | 
						|
        my ($label, $icon) = @{$schema->{exit}};
 | 
						|
        $generated_menu .= $icons
 | 
						|
          ? <<"EXIT_WITH_ICON"
 | 
						|
    <item label="$label" icon="${\check_icon($icon)}"><action name="Exit"/></item>
 | 
						|
EXIT_WITH_ICON
 | 
						|
          : <<"EXIT";
 | 
						|
    <item label="$label"><action name="Exit"/></item>
 | 
						|
EXIT
 | 
						|
    }
 | 
						|
    elsif (exists $schema->{raw}) {
 | 
						|
        $generated_menu .= qq[    $schema->{raw}\n];
 | 
						|
    }
 | 
						|
    elsif (exists $schema->{file}) {
 | 
						|
        sysopen(my $fh, $schema->{file}, 0) or die "Can't open file <<$schema->{file}>>: $!";
 | 
						|
        sysread($fh, $generated_menu, -s $schema->{file}, length($generated_menu));
 | 
						|
    }
 | 
						|
    elsif (exists $schema->{pipe}) {
 | 
						|
        my ($command, $label, $icon) = @{$schema->{pipe}};
 | 
						|
        $generated_menu .= $icons
 | 
						|
          ? <<"PIPE_WITH_ICON"
 | 
						|
    <menu id="$label" label="$label" execute="$command" icon="${\check_icon($icon)}"/>
 | 
						|
PIPE_WITH_ICON
 | 
						|
          : <<"PIPE";
 | 
						|
    <menu id="$label" label="$label" execute="$command"/>
 | 
						|
PIPE
 | 
						|
    }
 | 
						|
    elsif (exists $schema->{obgenmenu}) {
 | 
						|
        my ($name, $icon) = ref($schema->{obgenmenu}) eq 'ARRAY' ? @{$schema->{obgenmenu}} : $schema->{obgenmenu};
 | 
						|
        $generated_menu .= ($icons ? <<"CONFIG_MENU_WITH_ICON" : <<"CONFIG_MENU") . <<'RECONFIGURE';
 | 
						|
  <menu id="$name" label="$name" icon="${\check_icon($icon)}">
 | 
						|
CONFIG_MENU_WITH_ICON
 | 
						|
  <menu id="$name" label="$name">
 | 
						|
CONFIG_MENU
 | 
						|
    <item label="Reconfigure Openbox"><action name="Reconfigure" /></item>
 | 
						|
RECONFIGURE
 | 
						|
 | 
						|
        -e '/usr/bin/obconf' && ($generated_menu .= <<'EOL');
 | 
						|
    <item label="Openbox Configuration Manager"><action name="Execute"><command>obconf</command></action></item>
 | 
						|
EOL
 | 
						|
 | 
						|
        $generated_menu .= <<"CONFIG_MENU";
 | 
						|
    <item label="Configure autostarted apps"><action name="Execute"><command><![CDATA[$CONFIG{editor} $openbox_conf/autostart]]></command></action></item>
 | 
						|
    <item label="Edit rc.xml"><action name="Execute"><command><![CDATA[$CONFIG{editor} $openbox_conf/rc.xml]]></command></action></item>
 | 
						|
    <separator />
 | 
						|
    <item label="Generate a pipe menu"><action name="Execute"><command><![CDATA[$0 -p]]></command></action></item>
 | 
						|
    <item label="Generate a static menu"><action name="Execute"><command><![CDATA[$0 -s]]></command></action></item>
 | 
						|
    <item label="Generate a pipe menu with icons"><action name="Execute"><command><![CDATA[$0 -p -i]]></command></action></item>
 | 
						|
    <item label="Generate a static menu with icons"><action name="Execute"><command><![CDATA[$0 -s -i]]></command></action></item>
 | 
						|
    <separator />
 | 
						|
    <item label="Edit menu.xml"><action name="Execute"><command><![CDATA[$CONFIG{editor} $menufile]]></command></action></item>
 | 
						|
    <item label="Edit the schema file"><action name="Execute"><command><![CDATA[$CONFIG{editor} $schema_file]]></command></action></item>
 | 
						|
    <item label="Edit the configuration file"><action name="Execute"><command><![CDATA[$CONFIG{editor} $config_file]]></command></action></item>
 | 
						|
    <separator />
 | 
						|
    <item label="Regenerate configuration file"><action name="Execute"><command><![CDATA[$0 -r]]></command></action></item>
 | 
						|
  </menu>
 | 
						|
CONFIG_MENU
 | 
						|
    }
 | 
						|
    else {
 | 
						|
        warn "$0: Invalid key '", (keys %{$schema})[0], "' in schema file!\n";
 | 
						|
    }
 | 
						|
}
 | 
						|
 | 
						|
print $output_h $generated_menu, $static
 | 
						|
  ? qq[  </menu>\n</openbox_menu>\n]
 | 
						|
  : qq[</openbox_pipe_menu>\n];
 | 
						|
 | 
						|
dump_configuration() if $update_config;
 | 
						|
 | 
						|
if ($static) {
 | 
						|
    print STDERR <<'EOT';
 | 
						|
** A static menu has been successfully generated!
 | 
						|
EOT
 | 
						|
    if ($reconf_openbox) {
 | 
						|
        exec 'openbox', '--reconfigure';
 | 
						|
    }
 | 
						|
}
 |