Bug #21491 » 12502.diff
| t3lib/class.t3lib_div.php (working copy) | ||
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}
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/**
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* Returns a variable length of a proper HMAC on a given
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* input string and secret TYPO3 encryption key.
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*
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* @param string Input string to create HMAC from
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* @param integer The maximum string-length of the output
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* @return string Substring of the resulting HMAC, being at maximum $len chars long (from beginning)
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*/
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public static function hmac($input, $len=32) {
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return substr(hash_hmac('md5', $input, $GLOBALS['TYPO3_CONF_VARS']['SYS']['encryptionKey']), 0, $len);
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}
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/**
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* Takes comma-separated lists and arrays and removes all duplicates
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* If a value in the list is trim(empty), the value is ignored.
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* Usage: 16
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| tests/t3lib/t3lib_div_testcase.php (working copy) | ||
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t3lib_div::quoteJSvalue('\\')
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);
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}
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/**
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* @test
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*/
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public function hmacReturnsHashOfProperLength() {
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$hmac = t3lib_div::hmac('message', 32);
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$this->assertTrue(is_string($hmac) && !empty($hmac));
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$this->assertTrue(strlen($hmac) <= 32);
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}
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/**
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* @test
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*/
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public function hmacReturnsEqualHashesForEqualInput() {
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$msg0 = 'message';
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$msg1 = 'message';
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$this->assertEquals(t3lib_div::hmac($msg0, 32), t3lib_div::hmac($msg1, 32));
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}
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/**
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* @test
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*/
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public function hmacReturnsNotEqualHashesForNotEqualInput() {
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$msg0 = 'message0';
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$msg1 = 'message1';
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$this->assertNotEquals(t3lib_div::hmac($msg0, 32), t3lib_div::hmac($msg1, 32));
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}
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}
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?>
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