src/Server/SysInfo/SysInfo.php

   1 <?php
   2
   3 declare(strict_types=1);
   4
   5 namespace PhpMyAdmin\Server\SysInfo;
   6
   7 use function in_array;
   8 use function ucfirst;
   9
  10 use const PHP_OS;
  11
  12 /**
  13  * Library for extracting information about system memory and cpu.
  14  * Currently supports all Windows and Linux platforms
  15  *
  16  * This code is based on the OS Classes from the phpsysinfo project
  17  * (https://phpsysinfo.github.io/phpsysinfo/)
  18  */
  19 class SysInfo
  20 {
  21     public const MEMORY_REGEXP = '/^(MemTotal|MemFree|Cached|Buffers|SwapCached|SwapTotal|SwapFree):\s+(.*)\s*kB/im';
  22
  23     /**
  24      * Returns OS type used for sysinfo class
  25      *
  26      * @param string $phpOs PHP_OS constant
  27      */
  28     public static function getOs(string $phpOs = PHP_OS): string
  29     {
  30         // look for common UNIX-like systems
  31         if (in_array($phpOs, ['FreeBSD', 'DragonFly'], true)) {
  32             return 'Linux';
  33         }
  34
  35         return ucfirst($phpOs);
  36     }
  37
  38     /**
  39      * Gets SysInfo class matching current OS
  40      *
  41      * @return Base sysinfo class
  42      */
  43     public static function get(): Base
  44     {
  45         $phpOs = self::getOs();
  46
  47         switch ($phpOs) {
  48             case 'Linux':
  49                 if (Linux::isSupported()) {
  50                     return new Linux();
  51                 }
  52
  53                 break;
  54             case 'WINNT':
  55                 if (WindowsNt::isSupported()) {
  56                     return new WindowsNt();
  57                 }
  58
  59                 break;
  60             case 'SunOS':
  61                 if (SunOs::isSupported()) {
  62                     return new SunOs();
  63                 }
  64
  65                 break;
  66         }
  67
  68         return new Base();
  69     }
  70 }