defender-security / lib / packages / MaxMind / Db / Reader / Metadata.php

Metadata.php in Defender Security – Malware Scanner, Login Security & Firewall 6.3.0, at lib/packages/MaxMind/Db/Reader/Metadata.php

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1	<?php
2
3	declare(strict_types=1);
4
5	namespace WP_DEFENDER_VENDOR\MaxMind\Db\Reader;
6
7	use ArgumentCountError;
8
9	/**
10	* This class provides the metadata for the MaxMind DB file.
11	*/
12	class Metadata
13	{
14	/**
15	* This is an unsigned 16-bit integer indicating the major version number
16	* for the database's binary format.
17	*
18	* @var int
19	*/
20	public $binaryFormatMajorVersion;
21	/**
22	* This is an unsigned 16-bit integer indicating the minor version number
23	* for the database's binary format.
24	*
25	* @var int
26	*/
27	public $binaryFormatMinorVersion;
28	/**
29	* This is an unsigned 64-bit integer that contains the database build
30	* timestamp as a Unix epoch value.
31	*
32	* @var int
33	*/
34	public $buildEpoch;
35	/**
36	* This is a string that indicates the structure of each data record
37	* associated with an IP address. The actual definition of these
38	* structures is left up to the database creator.
39	*
40	* @var string
41	*/
42	public $databaseType;
43	/**
44	* This key will always point to a map (associative array). The keys of
45	* that map will be language codes, and the values will be a description
46	* in that language as a UTF-8 string. May be undefined for some
47	* databases.
48	*
49	* @var array
50	*/
51	public $description;
52	/**
53	* This is an unsigned 16-bit integer which is always 4 or 6. It indicates
54	* whether the database contains IPv4 or IPv6 address data.
55	*
56	* @var int
57	*/
58	public $ipVersion;
59	/**
60	* An array of strings, each of which is a language code. A given record
61	* may contain data items that have been localized to some or all of
62	* these languages. This may be undefined.
63	*
64	* @var array
65	*/
66	public $languages;
67	/**
68	* @var int
69	*/
70	public $nodeByteSize;
71	/**
72	* This is an unsigned 32-bit integer indicating the number of nodes in
73	* the search tree.
74	*
75	* @var int
76	*/
77	public $nodeCount;
78	/**
79	* This is an unsigned 16-bit integer. It indicates the number of bits in a
80	* record in the search tree. Note that each node consists of two records.
81	*
82	* @var int
83	*/
84	public $recordSize;
85	/**
86	* @var int
87	*/
88	public $searchTreeSize;
89
90	public function __construct(array $metadata)
91	{
92	if (\func_num_args() !== 1) {
93	throw new ArgumentCountError(
94	sprintf('%s() expects exactly 1 parameter, %d given', __METHOD__, \func_num_args())
95	);
96	}
97
98	$this->binaryFormatMajorVersion =
99	$metadata['binary_format_major_version'];
100	$this->binaryFormatMinorVersion =
101	$metadata['binary_format_minor_version'];
102	$this->buildEpoch = $metadata['build_epoch'];
103	$this->databaseType = $metadata['database_type'];
104	$this->languages = $metadata['languages'];
105	$this->description = $metadata['description'];
106	$this->ipVersion = $metadata['ip_version'];
107	$this->nodeCount = $metadata['node_count'];
108	$this->recordSize = $metadata['record_size'];
109	$this->nodeByteSize = $this->recordSize / 4;
110	$this->searchTreeSize = $this->nodeCount * $this->nodeByteSize;
111	}
112	}
113