Updates for v9.0 release
This commit is contained in:
@@ -1,5 +1,12 @@
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<?php
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/**
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* Create uniqIds
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*
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* If convert ID to hash:
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* https://github.com/vinkla/hashids
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*/
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declare(strict_types=1);
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namespace CoreLibs\Create;
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@@ -7,10 +14,39 @@ namespace CoreLibs\Create;
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class Uids
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{
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// what to use as a default hash if non ise set and no DEFAULT_HASH is defined
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public const DEFAULT_HASH = 'sha256';
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/** @var int */
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public const DEFAULT_UNNIQ_ID_LENGTH = 64;
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/** @var string */
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public const STANDARD_HASH_LONG = 'ripemd160';
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/** @var string */
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public const STANDARD_HASH_SHORT = 'adler32';
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/**
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* Create unique id, lower length is for
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*
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* @param int $length Length for uniq id, min is 4 characters
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* Uneven lengths will return lower bound (9 -> 8)
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* @param bool $force_length [default=false] if set to true and we have
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* uneven length, then we shorten to this length
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* @return string Uniq id
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*/
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private static function uniqIdL(int $length = 64, bool $force_length = false): string
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{
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$uniqid_length = ($length < 4) ? 4 : $length;
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if ($force_length) {
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$uniqid_length++;
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}
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/** @var int<1,max> make sure that internal this is correct */
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$random_bytes_length = ($uniqid_length - ($uniqid_length % 2)) / 2;
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$uniqid = bin2hex(random_bytes($random_bytes_length));
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// if not forced shorten return next lower length
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if (!$force_length) {
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return $uniqid;
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}
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return substr($uniqid, 0, $length);
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}
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/**
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* creates psuedo random uuid v4
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* Code take from class here:
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@@ -20,7 +56,7 @@ class Uids
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*/
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public static function uuidv4(): string
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{
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return sprintf(
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/* return sprintf(
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'%04x%04x-%04x-%04x-%04x-%04x%04x%04x',
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// 32 bits for "time_low"
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mt_rand(0, 0xffff),
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@@ -38,49 +74,62 @@ class Uids
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mt_rand(0, 0xffff),
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mt_rand(0, 0xffff),
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mt_rand(0, 0xffff)
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);
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); */
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$data = random_bytes(16);
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assert(strlen($data) == 16);
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// 0-1: 32 bits for "time_low"
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// 2: 16 bits for "time_mid"
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// 3: 16 bits for "time_hi_and_version",
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// four most significant bits holds version number 4
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$data[6] = chr(ord($data[6]) & 0x0f | 0x40); // set version to 0100
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// 4: 16 bits, 8 bits for "clk_seq_hi_res",
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// 8 bits for "clk_seq_low",
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// two most significant bits holds zero and one for variant DCE1.1
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$data[8] = chr(ord($data[8]) & 0x3f | 0x80); // set bits 6-7 to 10
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// 5-7: 48 bits for "node"
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return vsprintf('%s%s-%s-%s-%s-%s%s%s', str_split(bin2hex($data), 4));
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}
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/**
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* TODO: make this a proper uniq ID creation
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* add uuidv4 subcall to the uuid function too
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* creates a uniq id
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* creates a uniq id based on lengths
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*
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* @param string $type uniq id type, currently md5 or sha256 allowed
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* if not set will use DEFAULT_HASH if set
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* @return string uniq id
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* @param int|string $length Either length in int, or fallback type for length
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* for string type md5 (32), sha256 (64)
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* STANDARD_HASH_LONG: ripemd160 (40)
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* STANDARD_HASH_SHORT: adler32 (8)
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* It is recommended to use the integer
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* @param bool $force_length [default=false] if set to true and we have
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* uneven length, then we shorten to this length
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* @return string Uniq id
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*/
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public static function uniqId(string $type = ''): string
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{
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$uniq_id = '';
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switch ($type) {
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public static function uniqId(
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int|string $length = self::DEFAULT_UNNIQ_ID_LENGTH,
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bool $force_length = false
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): string {
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if (is_int($length)) {
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return self::uniqIdL($length, $force_length);
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}
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switch ($length) {
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case 'md5':
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$uniq_id = md5(uniqid((string)rand(), true));
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$length = 32;
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break;
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case self::DEFAULT_HASH:
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$uniq_id = hash(self::DEFAULT_HASH, uniqid((string)rand(), true));
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case 'sha256':
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$length = 64;
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break;
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case self::STANDARD_HASH_LONG:
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$uniq_id = hash(self::STANDARD_HASH_LONG, uniqid((string)rand(), true));
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$length = 40;
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break;
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case self::STANDARD_HASH_SHORT:
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$uniq_id = hash(self::STANDARD_HASH_SHORT, uniqid((string)rand(), true));
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$length = 8;
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break;
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default:
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// if not empty, check if in valid list
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if (
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!empty($type) &&
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in_array($type, hash_algos())
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) {
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$hash = $type;
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} else {
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// fallback to default hash type if none set or invalid
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$hash = self::DEFAULT_HASH;
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}
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$uniq_id = hash($hash, uniqid((string)rand(), true));
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$length = 64;
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break;
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}
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return $uniq_id;
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return self::uniqIdL($length);
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}
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/**
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