Mcrypt::generate() - Code Metrics - libreworks/caridea-random - Measure and Improve Code Quality continuously with Scrutinizer

Mcrypt::generate() A
last analyzed 2016-03-21 21:50 UTC

↳ Parent: Mcrypt

Complexity

Conditions	4
Paths	3

Size

Total Lines	14
Code Lines	8

Duplication

Lines	0
Ratio	0 %

Importance

Changes	2
Bugs	0	Features	0

Metric	Value
c	2
b	0
f	0
dl	0
loc	14
rs	9.2
cc	4
eloc	8
nc	3
nop	1

<?php
/**
 * Caridea
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 *
 * @copyright 2015-2016 LibreWorks contributors
 * @license   http://opensource.org/licenses/Apache-2.0 Apache 2.0 License
 */
namespace Caridea\Random;

/**
 * A provider of cryptographically-strong random bytes using Mcrypt.
 *
 * @copyright 2015-2016 LibreWorks contributors
 * @license   http://opensource.org/licenses/Apache-2.0 Apache 2.0 License
 */
class Mcrypt implements Generator
{
    public function generate($length)
    {
        $bytes = '';
        $length = (int)$length;
        
        if (self::isAvailable() && $length > 0) {
            $mcrypt = mcrypt_create_iv($length, MCRYPT_DEV_URANDOM);
            if ($mcrypt !== false) {
                $bytes = $mcrypt;
            }
        }
        
        return str_pad($bytes, $length, chr(0));
    }
    
    /**
     * Determines whether this provider can be run (e.g. all needed PHP extensions are available).
     *
     * @return bool Whether this provider is available
     */
    public static function isAvailable()
    {
        return function_exists('mcrypt_create_iv');
    }
}


1			<?php
2			/**
3			* Caridea
4			*
5			* Licensed under the Apache License, Version 2.0 (the "License"); you may not
6			* use this file except in compliance with the License. You may obtain a copy of
7			* the License at
8			*
9			* http://www.apache.org/licenses/LICENSE-2.0
10			*
11			* Unless required by applicable law or agreed to in writing, software
12			* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
13			* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
14			* License for the specific language governing permissions and limitations under
15			* the License.
16			*
17			* @copyright 2015-2016 LibreWorks contributors
18			* @license http://opensource.org/licenses/Apache-2.0 Apache 2.0 License
19			*/
20			namespace Caridea\Random;
21
22			/**
23			* A provider of cryptographically-strong random bytes using Mcrypt.
24			*
25			* @copyright 2015-2016 LibreWorks contributors
26			* @license http://opensource.org/licenses/Apache-2.0 Apache 2.0 License
27			*/
28			class Mcrypt implements Generator
29			{
30			public function generate($length)
31			{
32			$bytes = '';
33			$length = (int)$length;
34
35			if (self::isAvailable() && $length > 0) {
36			$mcrypt = mcrypt_create_iv($length, MCRYPT_DEV_URANDOM);
37			if ($mcrypt !== false) {
38			$bytes = $mcrypt;
39			}
40			}
41
42			return str_pad($bytes, $length, chr(0));
43			}
44
45			/**
46			* Determines whether this provider can be run (e.g. all needed PHP extensions are available).
47			*
48			* @return bool Whether this provider is available
49			*/
50			public static function isAvailable()
51			{
52			return function_exists('mcrypt_create_iv');
53			}
54			}
55

libreworks / caridea-random

Mcrypt::generate() A last analyzed 2016-03-21 21:50 UTC

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Mcrypt::generate() A
last analyzed 2016-03-21 21:50 UTC