2014-05-21 19:55:53 +02:00

122 lines
2.1 KiB
PHP

<?php
function json_exit($obj = array()) {
$obj["code"] = 0;
echo json_encode($obj);
exit;
}
function json_fail($code, $msg = "", $cond = true) {
if ($cond) {
echo json_encode(array("code" => $code, "msg" => $msg));
exit;
}
}
function has_request_param($key) {
return array_key_exists($key, $_REQUEST);
}
function use_request_param($key, $default = null) {
if (!array_key_exists($key, $_REQUEST)) {
json_fail(101, "parameter '$key' is missing", $default === null);
return $default;
}
$value = $_REQUEST[$key];
unset($_REQUEST[$key]);
return $value;
}
function starts_with($sequence, $head) {
return substr($sequence, 0, strlen($head)) === $head;
}
function ends_with($sequence, $tail) {
return substr($sequence, -strlen($tail)) === $tail;
}
function load_commented_json($path) {
if (!file_exists($path)) {
return array();
}
$content = file_get_contents($path);
// remove comments to get pure json
$content = preg_replace("/\/\*.*?\*\/|\/\/.*?(\n|$)/s", "", $content);
return json_decode($content, true);
}
function passthru_cmd($cmd) {
$rc = null;
passthru($cmd, $rc);
return $rc;
}
function exec_cmdv($cmdv) {
if (!is_array($cmdv)) {
$cmdv = func_get_args();
}
$cmd = implode(" ", array_map("escapeshellarg", $cmdv));
$lines = array();
$rc = null;
exec($cmd, $lines, $rc);
return implode("\n", $lines);
}
// debug tools
function err_log($message, $obj = null) {
error_log($message . ": " . var_export($obj, true));
}
function scr_log($message, $obj = null) {
echo("<pre>" . $message . ": " . var_export($obj, true) . "</pre>\n");
}
global $__TIMER_START, $__TIMER_PREV;
$__TIMER_START = microtime(true);
$__TIMER_PREV = $__TIMER_START;
function time_log($message) {
global $__TIMER_START, $__TIMER_PREV;
$now = microtime(true);
if ($__TIMER_START === $__TIMER_PREV) {
error_log("------------------------------");
register_shutdown_function(function () { time_log('ex'); });
}
error_log($message . " DT " . number_format($now - $__TIMER_PREV, 5) . " TT " . number_format($now - $__TIMER_START, 5));
$__TIMER_PREV = $now;
}