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#!/usr/bin/env php
<?php
error_reporting(0);
$dirs = array (
"/usr/share/applications",
// "/usr/share/control-center-2.0/capplets",
// $_SERVER["HOME"] . "/.gnome2/vfolders/applications"
);
function parseDesktopFile($path)
// {{{
{
$desktop = array ();
$booleans = array ("false" => false, "true" => true);
$data = file_get_contents($path);
$data = str_replace("&", "&", $data);
$lines = explode("\n", $data);
foreach ($lines as $l => $line) {
$line = rtrim($line);
$pos = strpos($line, "=");
if (!$pos) continue;
$field = substr($line, 0, $pos);
$value = substr($line, ($pos + 1));
if ($value === false) $value = "";
if (array_key_exists($value, $booleans)) {
$value = $booleans[$value];
}
$pos = strpos($field, "[");
if ($pos) {
$field_name = strtolower(substr($field, 0, $pos));
$key = substr($field, ($pos + 1), -1);
} else {
$field_name = strtolower($field);
}
if ($field_name == "categories") {
if (substr($value, -1) == ";")
$value = substr($value, 0, -1);
$value = explode(";", strtolower($value));
}
if (!array_key_exists($field_name, $desktop)) {
$desktop[$field_name] = $value;
} else if (!is_array($desktop[$field_name])) {
$default = $desktop[$field_name];
$desktop[$field_name] = array ("default" => $default);
} else {
$desktop[$field_name][$key] = $value;
}
}
if (!array_key_exists("terminal", $desktop))
$desktop["terminal"] = false;
return $desktop;
}
// }}}
function storeEntry($name, $exec, $categories, $menu, $indexes = null, $core = false)
// {{{
{
if (is_null($indexes)) { // first call of this function for this desktop file
$indexes = array ();
$indexes["c"] = 0;
$indexes["nc"] = count($categories);
$indexes["lc"] = $indexes["nc"] - 1;
}
for ($c =& $indexes["c"]; $c < $indexes["nc"]; $c++) { // loop through each category
$category =& $categories[$c];
if ($category == "application") {
$core = true;
continue;
}
$is_last = ($c == $indexes["lc"]);
if (array_key_exists($category, $menu)) {
$core = false;
if ($is_last) { // put entry in current (sub)menu
$menu[$category][] = array (
"appname" => $name,
"appexec" => $exec
);
} else { // look for a matching submenu
++$c;
$menu[$category] = storeEntry($name, $exec, $categories, $menu[$category], $indexes, $core);
}
return $menu;
} else { // unknown category
if (!$is_last) {
$core = false;
continue;
} else if ($core && $category != "core") { // not a "core" app, not a supported category
$menu["other"][] = array (
"appname" => $name,
"appexec" => $exec
);
return $menu;
} else { // last category, put it in current (sub)menu
$menu[] = array (
"appname" => $name,
"appexec" => $exec
);
return $menu;
}
}
}
return $menu;
}
// }}}
function genXML(&$menu, &$labels, $i = 0)
// {{{
{
static $x = 0;
$xml = "";
foreach ($menu as $key => $value) {
$indentation = str_repeat(" ", $i);
if (is_string($key)) { // recursion
list ($label,) = each($labels); // advance pointer no matter what
if (empty($value)) continue; // menu is empty, there's no point in displaying it
$xml .= $indentation . "<menu id=\"gnome-menu-$x\" label=\"$label\">\n";
$xml .= genXML($menu[$key], $labels[$label], $i + 1, ++$x);
$xml .= $indentation . "</menu>\n";
} else {
if (empty($value)) continue;
$xml .= $indentation . "<item label=\"{$value["appname"]}\"><action name=\"Execute\">"
. "<execute>{$value["appexec"]}</execute></action></item>\n";
}
}
return $xml;
}
// }}}
$categories = array (
"utility" => array (),
"settings" => array (
"accessibility" => array (),
"advancedsettings" => array ()
),
"education" => array (),
"game" => array (),
"graphics" => array (),
"network" => array (),
"audiovideo" => array (
"audio" => array (),
"video" => array ()
),
"office" => array (),
"other" => array (),
"development" => array (),
"science" => array (),
"system" => array ()
);
$menu = array (
"Accessories" => null,
"Desktop Preferences" => array (
"Accessibility" => null,
"Advanced" => null
),
"Education" => null,
"Games" => null,
"Graphics" => null,
"Internet" => null,
"Multimedia" => array (
"Audio" => null,
"Video" => null,
),
"Office" => null,
"Other" => null,
"Programming" => null,
"Scientific Tools" => null,
"System Tools" => null
);
$modifiers = array ("%f", "%F", "%u", "%U", "%d", "%D", "%n", "%N", "%i", "%c", "%k", "%v");
$desktops = array ();
$names = array ();
foreach ($dirs as $path) {
$dir = dir($path);
while (($entry = $dir->read()) !== false) {
if (substr($entry, -8) != ".desktop") continue;
$desktop = parseDesktopFile($path . DIRECTORY_SEPARATOR . $entry);
if ($desktop === false || !array_key_exists("categories", $desktop)) continue;
!is_array($desktop["name"]) ? $name = $desktop["name"] : $name = $desktop["name"]["default"];
$key = & $desktop["exec"];
$desktops[$key] = $desktop;
$names[$key] = $name;
}
}
asort($names);
reset($names);
foreach ($names as $key => $name) {
$desktop =& $desktops[$key];
$exec = str_replace($modifiers, "", $desktop["exec"]);
if ($desktop["terminal"]) $exec = "xterm -e $exec";
$categories = storeEntry($name, $exec, $desktop["categories"], $categories);
}
?>
<openbox_pipe_menu xmlns="http://openbox.org/"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://openbox.org/
file:///usr/share/openbox/menu.xsd">
<?php echo genXML($categories, $menu, 1); ?>
</openbox_pipe_menu>
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