98 lines
2.5 KiB
PHP
98 lines
2.5 KiB
PHP
<?php
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define("WEBBASE_VERSION", "0.1.0-alpha");
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function getSubclassesOf($parent) {
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$result = array();
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foreach (get_declared_classes() as $class) {
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if (is_subclass_of($class, $parent))
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$result[] = $class;
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}
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return $result;
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}
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function getProtocol() {
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return stripos($_SERVER['SERVER_PROTOCOL'],'https') === 0 ? 'https' : 'http';
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}
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function generateRandomString($length) : string {
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$randomString = '';
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if($length > 0) {
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$numCharacters = 26 + 26 + 10; // a-z + A-Z + 0-9
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for ($i = 0; $i < $length; $i++)
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{
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try {
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$num = random_int(0, $numCharacters - 1);
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} catch (Exception $e) {
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$num = rand(0, $numCharacters - 1);
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}
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if($num < 26) $randomString .= chr(ord('a') + $num);
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else if($num - 26 < 26) $randomString .= chr(ord('A') + $num - 26);
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else $randomString .= chr(ord('0') + $num - 26 - 26);
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}
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}
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return $randomString;
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}
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function startsWith($haystack, $needle) {
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$length = strlen($needle);
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return (substr($haystack, 0, $length) === $needle);
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}
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function endsWith($haystack, $needle) {
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$length = strlen($needle);
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if ($length == 0)
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return true;
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return (substr($haystack, -$length) === $needle);
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}
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function intendCode($code, $escape=true) {
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$newCode = "";
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$first = true;
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$brackets = array();
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$intend = 0;
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foreach(explode("\n", $code) as $line) {
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if(!$first) $newCode .= "\n";
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if($escape) $line = htmlspecialchars($line);
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$line = trim($line);
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if(count($brackets) > 0 && startsWith($line, current($brackets))) {
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$intend = max(0, $intend - 2);
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array_pop($brackets);
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}
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$newCode .= str_repeat(" ", $intend);
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$newCode .= $line;
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$first = false;
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if(endsWith($line, "{")) {
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$intend += 2;
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array_push($brackets, "}");
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} else if(endsWith($line, "(")) {
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$intend += 2;
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array_push($brackets, ")");
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}
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}
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return $newCode;
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}
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function replaceCssSelector($sel) {
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return preg_replace("~[.#<>]~", "_", preg_replace("~[:\-]~", "", $sel));
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}
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function getClassPath($class, $suffix=true) {
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$path = str_replace('\\', '/', $class);
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if (startsWith($path, "/")) $path = substr($path, 1);
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$suffix = ($suffix ? ".class" : "");
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return "core/$path$suffix.php";
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}
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function createError($msg) {
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return json_encode(array("success" => false, "msg" => $msg));
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}
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