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