Encryption::base64UrlDecode() - Code Metrics - platine-php/security - Measure and Improve Code Quality continuously with Scrutinizer

Encryption::base64UrlDecode() A
last analyzed 2025-09-18 03:37 UTC

↳ Parent: Encryption

Complexity

Conditions	1
Paths	1

Size

Total Lines	7
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
eloc	5
c	1
b	0
f	0
dl	0
loc	7
rs	10
cc	1
nc	1
nop	1

<?php

/**
 * Platine Security
 *
 * Platine Security provides a complete security system with encryption, hash support
 *
 * This content is released under the MIT License (MIT)
 *
 * Copyright (c) 2020 Platine Security
 * Copyright (c) 2013 G4Code
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

/**
 *  @file Lang.php
 *
 *  The translator main class
 *
 *  @package    Platine\Security
 *  @author Platine Developers Team
 *  @copyright  Copyright (c) 2020
 *  @license    http://opensource.org/licenses/MIT  MIT License
 *  @link   https://www.platine-php.com
 *  @version 1.0.0
 *  @filesource
 */

declare(strict_types=1);

namespace Platine\Security;

use InvalidArgumentException;
use Platine\Security\Encryption\AdapterInterface;
use Platine\Security\Encryption\Cipher;
use Platine\Security\Encryption\OpenSSL;
use Platine\Security\Exception\EncryptionException;

/**
 * @class Lang
 * @package Platine\Security
 */
class Encryption
{
    /**
     * The adapter instance
     * @var AdapterInterface
     */
    protected AdapterInterface $adapter;

    /**
     * The encryption/decryption secret key
     * @var string
     */
    protected string $secret = '';

    /**
     * The hashed secret
     * @var string
     */
    protected string $hashedSecret = '';

    /**
     * The initialization vector
     * @var int
     */
    protected int $initVectorSize;

    /**
     * Create new instance
     * @param AdapterInterface|null $adapter
     */
    public function __construct(?AdapterInterface $adapter = null)
    {
        $this->adapter = $adapter ?? new OpenSSL([]);
        $this->initVectorSize = $this->adapter->getIVSize();
    }

    /**
     * Return the adapter instance
     * @return AdapterInterface
     */
    public function getAdapter(): AdapterInterface
    {
        return $this->adapter;
    }

    /**
     * Set secret
     * @param string $secret
     * @return $this
     */
    public function setSecret(string $secret): self
    {
        if (empty(trim($secret))) {
            throw new InvalidArgumentException('The secret can not be empty');
        }
        $this->secret = $secret;
        $this->hashedSecret = md5($secret);

        return $this;
    }

    /**
     * Encode the given data
     * @param string $data
     * @return string
     */
    public function encode(string $data): string
    {
        return $this->encryptData($data);
    }

    /**
     * Decode the given encrypted data
     * @param string $data
     * @return string
     */
    public function decode(string $data): string
    {
        return $this->decryptData($data);
    }


    /**
     * Encrypt the data
     * @param string $data
     * @return string
     */
    protected function encryptData(string $data): string
    {
        $initVector = $this->adapter->createIV($this->initVectorSize);
        $encrypted = $initVector . $this->adapter->encrypt(
            $this->hashedSecret,
            $data,
            $initVector
        );

        $cipher = new Cipher($encrypted, $this->hashedSecret);

        return $this->base64UrlEncode(
            $cipher->addCipherNoise()
        );
    }

    /**
     * Decrypt the encrypted data
     * @param string $data
     * @return string
     */
    protected function decryptData(string $data): string
    {
        $encrypted = $this->base64UrlDecode($data);

        $cipher = new Cipher($encrypted, $this->hashedSecret);

        $cleanEncrypted = $cipher->removeCipherNoise();

        if ($this->initVectorSize > strlen($cleanEncrypted)) {
            throw new EncryptionException('The encrypted data to decode is invalid');
        }

        $initVector = substr($cleanEncrypted, 0, $this->initVectorSize);

        $dataEncrypted = substr($cleanEncrypted, $this->initVectorSize);

        return rtrim(
            $this->adapter->decrypt(
                $this->hashedSecret,
                $dataEncrypted,
                $initVector
            ),
            "\0"
        );
    }

    /**
     * Base64 URL encode
     * @param string $value
     * @return string
     */
    protected function base64UrlEncode(string $value): string
    {
        return rtrim(
            strtr(
                base64_encode($value),
                '+/',
                '-_'
            ),
            '='
        );
    }

    /**
     * Base64 URL decode
     * @param string $value
     * @return string
     */
    protected function base64UrlDecode(string $value): string
    {
        return base64_decode(str_pad(
            strtr($value, '-_', '+/'),
            strlen($value) % 4,
            '=',
            STR_PAD_RIGHT
        ));
    }
}


1			<?php
2
3			/**
4			* Platine Security
5			*
6			* Platine Security provides a complete security system with encryption, hash support
7			*
8			* This content is released under the MIT License (MIT)
9			*
10			* Copyright (c) 2020 Platine Security
11			* Copyright (c) 2013 G4Code
12			*
13			* Permission is hereby granted, free of charge, to any person obtaining a copy
14			* of this software and associated documentation files (the "Software"), to deal
15			* in the Software without restriction, including without limitation the rights
16			* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
17			* copies of the Software, and to permit persons to whom the Software is
18			* furnished to do so, subject to the following conditions:
19			*
20			* The above copyright notice and this permission notice shall be included in all
21			* copies or substantial portions of the Software.
22			*
23			* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
24			* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
25			* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
26			* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
27			* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
28			* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
29			* SOFTWARE.
30			*/
31
32			/**
33			* @file Lang.php
34			*
35			* The translator main class
36			*
37			* @package Platine\Security
38			* @author Platine Developers Team
39			* @copyright Copyright (c) 2020
40			* @license http://opensource.org/licenses/MIT MIT License
41			* @link https://www.platine-php.com
42			* @version 1.0.0
43			* @filesource
44			*/
45
46			declare(strict_types=1);
47
48			namespace Platine\Security;
49
50			use InvalidArgumentException;
51			use Platine\Security\Encryption\AdapterInterface;
52			use Platine\Security\Encryption\Cipher;
53			use Platine\Security\Encryption\OpenSSL;
54			use Platine\Security\Exception\EncryptionException;
55
56			/**
57			* @class Lang
58			* @package Platine\Security
59			*/
60			class Encryption
61			{
62			/**
63			* The adapter instance
64			* @var AdapterInterface
65			*/
66			protected AdapterInterface $adapter;
67
68			/**
69			* The encryption/decryption secret key
70			* @var string
71			*/
72			protected string $secret = '';
73
74			/**
75			* The hashed secret
76			* @var string
77			*/
78			protected string $hashedSecret = '';
79
80			/**
81			* The initialization vector
82			* @var int
83			*/
84			protected int $initVectorSize;
85
86			/**
87			* Create new instance
88			* @param AdapterInterface\|null $adapter
89			*/
90			public function __construct(?AdapterInterface $adapter = null)
91			{
92			$this->adapter = $adapter ?? new OpenSSL([]);
93			$this->initVectorSize = $this->adapter->getIVSize();
94			}
95
96			/**
97			* Return the adapter instance
98			* @return AdapterInterface
99			*/
100			public function getAdapter(): AdapterInterface
101			{
102			return $this->adapter;
103			}
104
105			/**
106			* Set secret
107			* @param string $secret
108			* @return $this
109			*/
110			public function setSecret(string $secret): self
111			{
112			if (empty(trim($secret))) {
113			throw new InvalidArgumentException('The secret can not be empty');
114			}
115			$this->secret = $secret;
116			$this->hashedSecret = md5($secret);
117
118			return $this;
119			}
120
121			/**
122			* Encode the given data
123			* @param string $data
124			* @return string
125			*/
126			public function encode(string $data): string
127			{
128			return $this->encryptData($data);
129			}
130
131			/**
132			* Decode the given encrypted data
133			* @param string $data
134			* @return string
135			*/
136			public function decode(string $data): string
137			{
138			return $this->decryptData($data);
139			}
140
141
142			/**
143			* Encrypt the data
144			* @param string $data
145			* @return string
146			*/
147			protected function encryptData(string $data): string
148			{
149			$initVector = $this->adapter->createIV($this->initVectorSize);
150			$encrypted = $initVector . $this->adapter->encrypt(
151			$this->hashedSecret,
152			$data,
153			$initVector
154			);
155
156			$cipher = new Cipher($encrypted, $this->hashedSecret);
157
158			return $this->base64UrlEncode(
159			$cipher->addCipherNoise()
160			);
161			}
162
163			/**
164			* Decrypt the encrypted data
165			* @param string $data
166			* @return string
167			*/
168			protected function decryptData(string $data): string
169			{
170			$encrypted = $this->base64UrlDecode($data);
171
172			$cipher = new Cipher($encrypted, $this->hashedSecret);
173
174			$cleanEncrypted = $cipher->removeCipherNoise();
175
176			if ($this->initVectorSize > strlen($cleanEncrypted)) {
177			throw new EncryptionException('The encrypted data to decode is invalid');
178			}
179
180			$initVector = substr($cleanEncrypted, 0, $this->initVectorSize);
181
182			$dataEncrypted = substr($cleanEncrypted, $this->initVectorSize);
183
184			return rtrim(
185			$this->adapter->decrypt(
186			$this->hashedSecret,
187			$dataEncrypted,
188			$initVector
189			),
190			"\0"
191			);
192			}
193
194			/**
195			* Base64 URL encode
196			* @param string $value
197			* @return string
198			*/
199			protected function base64UrlEncode(string $value): string
200			{
201			return rtrim(
202			strtr(
203			base64_encode($value),
204			'+/',
205			'-_'
206			),
207			'='
208			);
209			}
210
211			/**
212			* Base64 URL decode
213			* @param string $value
214			* @return string
215			*/
216			protected function base64UrlDecode(string $value): string
217			{
218			return base64_decode(str_pad(
219			strtr($value, '-_', '+/'),
220			strlen($value) % 4,
221			'=',
222			STR_PAD_RIGHT
223			));
224			}
225			}
226

platine-php / security

Encryption::base64UrlDecode() A last analyzed 2025-09-18 03:37 UTC

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Encryption::base64UrlDecode() A
last analyzed 2025-09-18 03:37 UTC