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Add cmd check caching.

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This commit is contained in:
Lars Jung 2014-08-07 21:22:06 +02:00
parent dfd0e65651
commit 48b4b25317
3 changed files with 30 additions and 10 deletions
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29
src/_h5ai/server/php/inc/setup.php
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@ -81,18 +81,29 @@ function setup() {
define("CACHE_HREF", normalize_path(APP_HREF . "/cache", true));
define("CACHE_PATH", normalize_path(APP_PATH . "/cache", false));
define("HAS_WRITABLE_CACHE", @is_writable(CACHE_PATH));
define("CMDS_PATH", normalize_path(CACHE_PATH . "/cmds.json", false));
// EXTERNAL COMMANDS
// todo: cache all cmd tests
$cmd = false;
if (!$cmd && exec_0("command -v command")) {
$cmd = "command -v";
$cmds = load_commented_json(CMDS_PATH);
if (sizeof($cmds) === 0 || has_request_param("updatecmds")) {
$cmds["command"] = exec_0("command -v command");
$cmds["which"] = exec_0("which which");
$cmd = false;
if ($cmds["command"]) {
$cmd = "command -v";
} else if ($cmds["which"]) {
$cmd = "which";
}
foreach (array("tar", "zip", "convert", "ffmpeg", "avconv", "du") as $c) {
$cmds[$c] = ($cmd !== false) && exec_0($cmd . " " . $c);
}
safe_json(CMDS_PATH, $cmds);
}
if (!$cmd && exec_0("which which")) {
$cmd = "which";
}
foreach (array("tar", "zip", "convert", "ffmpeg", "avconv", "du") as $c) {
define("HAS_CMD_" . strtoupper($c), ($cmd !== false) && exec_0($cmd . " " . $c));
foreach ($cmds as $c => $has) {
define("HAS_CMD_" . strtoupper($c), $has);
}
}

7
src/_h5ai/server/php/inc/util.php
View file

@ -74,6 +74,13 @@ function load_commented_json($path) {
}
function safe_json($path, $obj) {
$json = json_encode($obj);
return file_put_contents($path, $json) !== false;
}
function passthru_cmd($cmd) {
$rc = null;