defender-security / src / component / altcha / Hasher / class-hasher.php

class-hasher.php in Defender Security – Malware Scanner, Login Security & Firewall 6.3.0, at src/component/altcha/Hasher/class-hasher.php

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1	<?php
2	/**
3	* Handles hashing operations for Altcha.
4	*
5	* @package WP_Defender\Component\Altcha\Hasher
6	*/
7
8	namespace WP_Defender\Component\Altcha\Hasher;
9
10	/**
11	* Class Hasher
12	*/
13	class Hasher implements HasherInterface {
14	/**
15	* Hashes the given data using the specified algorithm.
16	*
17	* @param string $algorithm The hashing algorithm to use.
18	* @param string $data The data to hash.
19	*
20	* @return string The hashed data.
21	*/
22	public function hash( string $algorithm, string $data ): string {
23	return match ( $algorithm ) {
24	Algorithm::SHA1 => sha1( $data, true ),
25	Algorithm::SHA256 => hash( 'sha256', $data, true ),
26	Algorithm::SHA512 => hash( 'sha512', $data, true ),
27	};
28	}
29
30	/**
31	* Hashes the given data using the specified algorithm and returns the hash in hexadecimal format.
32	*
33	* @param string $algorithm The hashing algorithm to use.
34	* @param string $data The data to hash.
35	*
36	* @return string The hashed data in hexadecimal format.
37	*/
38	public function hash_hex( string $algorithm, string $data ): string {
39	return bin2hex( $this->hash( $algorithm, $data ) );
40	}
41
42	/**
43	* Hashes the given data using HMAC with the specified algorithm and HMAC key.
44	*
45	* @param string $algorithm The hashing algorithm to use.
46	* @param string $data The data to hash.
47	* @param string $hmac_key The HMAC key to use.
48	*
49	* @return string The HMAC hashed data.
50	*/
51	public function hash_hmac( string $algorithm, string $data, string $hmac_key ): string {
52	return match ( $algorithm ) {
53	Algorithm::SHA1 => hash_hmac( 'sha1', $data, $hmac_key, true ),
54	Algorithm::SHA256 => hash_hmac( 'sha256', $data, $hmac_key, true ),
55	Algorithm::SHA512 => hash_hmac( 'sha512', $data, $hmac_key, true ),
56	};
57	}
58
59	/**
60	* Hashes the given data using HMAC with the specified algorithm and HMAC key, returning the hash in hexadecimal format.
61	*
62	* @param string $algorithm The hashing algorithm to use.
63	* @param string $data The data to hash.
64	* @param string $hmac_key The HMAC key to use.
65	*
66	* @return string The HMAC hashed data in hexadecimal format.
67	*/
68	public function hash_hmac_hex( string $algorithm, string $data, string $hmac_key ): string {
69	return bin2hex( $this->hash_hmac( $algorithm, $data, $hmac_key ) );
70	}
71	}
72