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Improved world generation manager, UUIDs (some work for future usage)

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This commit is contained in:
Shoghi Cervantes
2015-04-21 19:54:16 +02:00
parent 514ce0fb04
commit 1578fc3ddb
9 changed files with 255 additions and 106 deletions
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24
src/pocketmine/utils/Utils.php
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@ -48,18 +48,36 @@ class Utils{
}
}
public static function randomUUID(){
return Utils::toUUID(Binary::writeInt(time()) . Binary::writeShort(getmypid()) . Binary::writeShort(getmyuid()) . Binary::writeInt(mt_rand(-0x7fffffff, 0x7fffffff)) . Binary::writeInt(mt_rand(-0x7fffffff, 0x7fffffff)), 2);
}
public static function dataToUUID(...$params){
return Utils::toUUID(hash("md5", implode($params), true), 3);
}
public static function toUUID($data, $version = 2, $fixed = "8"){
if(strlen($data) !== 16){
throw new \InvalidArgumentException("Data bust be 16 bytes");
}
$hex = bin2hex($data);
//xxxxxxxx-xxxx-Mxxx-Nxxx-xxxxxxxxxxxx 8-4-4-12
return substr($hex, 0, 8) . "-" . substr($hex, 8, 4) . "-" . hexdec($version) . substr($hex, 13, 3) . "-" . $fixed{0} . substr($hex, 17, 3) . "-" . substr($hex, 20, 12);
}
/**
* Gets this machine / server instance unique ID
* Returns a hash, the first 32 characters (or 16 if raw)
* will be an identifier that won't change frequently.
* The rest of the hash will change depending on other factors.
*
* @param bool $raw default false, if true, returns the raw identifier, not hexadecimal
* @param string $extra optional, additional data to identify the machine
*
* @return string
*/
public static function getUniqueID($raw = false, $extra = ""){
public static function getServerUniqueId($extra = ""){
$machine = php_uname("a");
$machine .= file_exists("/proc/cpuinfo") ? implode(preg_grep("/model name/", file("/proc/cpuinfo"))) : "";
$machine .= sys_get_temp_dir();
@ -96,7 +114,7 @@ class Utils{
$data .= $ext . ":" . phpversion($ext);
}
return hash("md5", $machine, $raw) . hash("sha512", $data, $raw);
return Utils::dataToUUID($machine, $data);
}
/**