Online PHP editor | rfc for 72PWu

@ 2015-09-21T11:13:13Z

<?php
class Security {
	public static function encrypt($input, $key) {
		$size = mcrypt_get_block_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_ECB); 
		$input = Security::pkcs5_pad($input, $size); 
		$td = mcrypt_module_open(MCRYPT_RIJNDAEL_128, '', MCRYPT_MODE_ECB, ''); 
		$iv = mcrypt_create_iv (mcrypt_enc_get_iv_size($td), MCRYPT_RAND); 
		mcrypt_generic_init($td, $key, $iv); 
		$data = mcrypt_generic($td, $input); 
		mcrypt_generic_deinit($td); 
		mcrypt_module_close($td); 
		$data = base64_encode($data); 
		return $data; 
	} 
	private static function pkcs5_pad ($text, $blocksize) { 
		$pad = $blocksize - (strlen($text) % $blocksize); 
		return $text . str_repeat(chr($pad), $pad); 
	} 
	public static function decrypt($sStr, $sKey) {
		$decrypted= mcrypt_decrypt(
			MCRYPT_RIJNDAEL_128,
			$sKey, 
			base64_decode($sStr), 
			MCRYPT_MODE_ECB
		);
		$dec_s = strlen($decrypted); 
		$padding = ord($decrypted[$dec_s-1]); 
		$decrypted = substr($decrypted, 0, -$padding);
		return $decrypted;
	}	
}

$value = "a";
$key = "KluczSzyfrujacyI"; //16 Character Key
echo Security::encrypt($value, $key);
echo Security::decrypt(Security::encrypt($value, $key), $key);

?>

Output for git.master, git.master_jit, rfc.property-hooks: Fatal error: Uncaught Error: Call to undefined function mcrypt_get_block_size() in /in/72PWu:4 Stack trace: #0 /in/72PWu(35): Security::encrypt('a', 'KluczSzyfrujacy...') #1 {main} thrown in /in/72PWu on line 4
Process exited with code 255.

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2020-03-21 RFC: Is_Literal - declined
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2018-06-15 Typed Properties v2 - implemented in PHP 7.4
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