Sample text

api/_utils.php

@@ -0,0 +1,21 @@
+<?php // Utility functions
+
+// Check if request was to specified file
+function ThisFileIsRequested ($fullpath): bool {
+	return substr($fullpath, -strlen($_SERVER["SCRIPT_NAME"])) === $_SERVER["SCRIPT_NAME"];
+}
+
+// Generate secure random string
+function GenerateRandomString (int $length, string $keyspace = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"): string {
+	if ($length < 1) {
+		die("cant generate random string of size less than 1");
+	}
+	$pieces = [];
+	$max = mb_strlen($keyspace, "8bit") - 1;
+	for ($i = 0; $i < $length; ++$i) {
+		$pieces []= $keyspace[random_int(0, $max)];
+	}
+	return implode('', $pieces);
+}
+
+?>