1 files changed, 73 insertions, 0 deletions
diff --git a/srcs/phpmyadmin/libraries/classes/SysInfo.php b/srcs/phpmyadmin/libraries/classes/SysInfo.php
new file mode 100644
index 0000000..8fae3a8
--- /dev/null
+++ b/srcs/phpmyadmin/libraries/classes/SysInfo.php
@@ -0,0 +1,73 @@
+<?php
+/* vim: set expandtab sw=4 ts=4 sts=4: */
+/**
+ * Library for extracting information about system memory and cpu.
+ * Currently supports all Windows and Linux platforms
+ *
+ * This code is based on the OS Classes from the phpsysinfo project
+ * (https://phpsysinfo.github.io/phpsysinfo/)
+ *
+ * @package PhpMyAdmin-sysinfo
+ */
+declare(strict_types=1);
+
+namespace PhpMyAdmin;
+
+use PhpMyAdmin\SysInfoBase;
+
+/**
+ * PhpMyAdmin\SysInfo class
+ *
+ * @package PhpMyAdmin
+ */
+class SysInfo
+{
+    public const MEMORY_REGEXP = '/^(MemTotal|MemFree|Cached|Buffers|SwapCached|SwapTotal|SwapFree):\s+(.*)\s*kB/im';
+
+    /**
+     * Returns OS type used for sysinfo class
+     *
+     * @param string $php_os PHP_OS constant
+     *
+     * @return string
+     */
+    public static function getOs($php_os = PHP_OS)
+    {
+        // look for common UNIX-like systems
+        $unix_like = [
+            'FreeBSD',
+            'DragonFly',
+        ];
+        if (in_array($php_os, $unix_like)) {
+            $php_os = 'Linux';
+        }
+
+        return ucfirst($php_os);
+    }
+
+    /**
+     * Gets sysinfo class mathing current OS
+     *
+     * @return SysInfoBase sysinfo class
+     */
+    public static function get()
+    {
+        $php_os = self::getOs();
+        $supported = [
+            'Linux',
+            'WINNT',
+            'SunOS',
+        ];
+
+        if (in_array($php_os, $supported)) {
+            $class_name = 'PhpMyAdmin\SysInfo' . $php_os;
+            /** @var SysInfoBase $ret */
+            $ret = new $class_name();
+            if ($ret->supported()) {
+                return $ret;
+            }
+        }
+
+        return new SysInfoBase();
+    }
+}