Online PHP editor | perf for FM4G8

@ 2014-05-16T22:25:19Z

<?php

class CryptToken {
	private static $instance;
	private $crypt;
	private $token;
	private $context;
	
	public function __construct() {
		$this->InitCrypt();
	}
	
	private function InitCrypt() {
		$this->crypt = (object)array();
		$this->crypt->key = hash('sha512', 'XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX');
	}
	
	public static function GetInstance() {
		if(!isset(self::$instance)) {
			self::$instance = new self();
		}
		return self::$instance;
	}
	
	public function Decrypt($buffer) {
		return
		mcrypt_decrypt(MCRYPT_RIJNDAEL_256,
				pack('H*', substr($this->crypt->key, 0, 64)),
				base64_decode($buffer),
				MCRYPT_MODE_OFB,
				pack('H*', substr($this->crypt->key, -64)));
	}
	
	public function Crypt($buffer) {
		return
		base64_encode(
				mcrypt_encrypt(MCRYPT_RIJNDAEL_256,
						pack('H*', substr($this->crypt->key, 0, 64)),
						$buffer,
						MCRYPT_MODE_OFB,
						pack('H*', substr($this->crypt->key, -64))));		
	}
	
	public function ParseToken($token) {
		$this->token = explode('|', $token);
		$this->ExtractValue();
		return $this;
	}
	
	private function ExtractValue() {
		foreach($this->token as $item) {
			$current = explode('=', $item);
			if(count($current) == 2) {
				$this->context->{$current[0]} = $current[1];
			}
		}
	}
	
	public function TimeStampCheck() {
		if($this->context->ts >= time()) {
			return true;
		}
		return false;
	}
	
	public function AdminCheck() {
		if($this->context->user == 'admin') {
			return true;
		}
		return false;
	}
}

echo time()
echo CryptToken::GetInstance()->Crypt('user=admin|ts=' . (time() + 1000));

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

Version	System time (s)	User time (s)	Memory (MiB)
5.4.28	0.005	0.052	12.41
5.4.27	0.007	0.048	12.42
5.4.26	0.011	0.043	12.41
5.4.25	0.009	0.046	12.42
5.4.24	0.009	0.045	12.41
5.4.23	0.008	0.043	12.41
5.4.22	0.008	0.047	12.41
5.4.21	0.008	0.051	12.41
5.4.20	0.005	0.050	12.41
5.4.19	0.012	0.040	12.40
5.4.18	0.005	0.046	12.40
5.4.17	0.011	0.034	12.41
5.4.16	0.009	0.036	12.41
5.4.15	0.012	0.040	12.40
5.4.14	0.007	0.043	12.10
5.4.13	0.007	0.045	12.07
5.4.12	0.008	0.046	12.04
5.4.11	0.009	0.046	12.04
5.4.10	0.009	0.043	12.04
5.4.9	0.005	0.046	12.04
5.4.8	0.005	0.047	12.04
5.4.7	0.009	0.047	12.04
5.4.6	0.008	0.053	12.03
5.4.5	0.007	0.041	12.03
5.4.4	0.007	0.036	12.02
5.4.3	0.005	0.043	12.02
5.4.2	0.007	0.044	12.02
5.4.1	0.004	0.043	12.01
5.4.0	0.007	0.038	11.51
5.3.28	0.008	0.045	12.71
5.3.27	0.004	0.050	12.72
5.3.26	0.009	0.038	12.72
5.3.25	0.005	0.042	12.72
5.3.24	0.005	0.042	12.72
5.3.23	0.009	0.039	12.71
5.3.22	0.007	0.038	12.68
5.3.21	0.009	0.043	12.68
5.3.20	0.008	0.036	12.68
5.3.19	0.007	0.038	12.68
5.3.18	0.007	0.038	12.67
5.3.17	0.007	0.038	12.67
5.3.16	0.009	0.042	12.67
5.3.15	0.010	0.049	12.67
5.3.14	0.009	0.045	12.66
5.3.13	0.007	0.048	12.66
5.3.12	0.007	0.047	12.66
5.3.11	0.007	0.049	12.65
5.3.10	0.006	0.050	12.14
5.3.9	0.008	0.045	12.12
5.3.8	0.011	0.045	12.11
5.3.7	0.006	0.045	12.11
5.3.6	0.010	0.048	12.09
5.3.5	0.010	0.046	12.04
5.3.4	0.011	0.056	12.04
5.3.3	0.009	0.056	11.99
5.3.2	0.008	0.047	11.78
5.3.1	0.009	0.049	11.75
5.3.0	0.007	0.046	11.73

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