phpmyadmin working

1 files changed, 103 insertions, 0 deletions

diff --git a/srcs/phpmyadmin/libraries/classes/SysInfoLinux.php b/srcs/phpmyadmin/libraries/classes/SysInfoLinux.php
new file mode 100644
index 0000000..21ac9cd
--- /dev/null
+++ b/srcs/phpmyadmin/libraries/classes/SysInfoLinux.php
@@ -0,0 +1,103 @@
+<?php
+/* vim: set expandtab sw=4 ts=4 sts=4: */
+/**
+ * Hold PhpMyAdmin\SysInfoLinux class
+ *
+ * @package PhpMyAdmin
+ */
+declare(strict_types=1);
+
+namespace PhpMyAdmin;
+
+use PhpMyAdmin\SysInfo;
+use PhpMyAdmin\SysInfoBase;
+
+/**
+ * Linux based SysInfo class
+ *
+ * @package PhpMyAdmin
+ */
+class SysInfoLinux extends SysInfoBase
+{
+    public $os = 'Linux';
+
+    /**
+     * Gets load information
+     *
+     * @return array with load data
+     */
+    public function loadavg()
+    {
+        $buf = file_get_contents('/proc/stat');
+        if ($buf === false) {
+            $buf = '';
+        }
+        $pos = mb_strpos($buf, "\n");
+        if ($pos === false) {
+            $pos = 0;
+        }
+        $nums = preg_split(
+            "/\s+/",
+            mb_substr(
+                $buf,
+                0,
+                $pos
+            )
+        );
+
+        return [
+            'busy' => (int) $nums[1] + (int) $nums[2] + (int) $nums[3],
+            'idle' => (int) $nums[4],
+        ];
+    }
+
+    /**
+     * Checks whether class is supported in this environment
+     *
+     * @return bool true on success
+     */
+    public function supported()
+    {
+        return @is_readable('/proc/meminfo') && @is_readable('/proc/stat');
+    }
+
+    /**
+     * Gets information about memory usage
+     *
+     * @return array with memory usage data
+     */
+    public function memory()
+    {
+        preg_match_all(
+            SysInfo::MEMORY_REGEXP,
+            file_get_contents('/proc/meminfo'),
+            $matches
+        );
+
+        $mem = array_combine($matches[1], $matches[2]);
+
+        $defaults = [
+            'MemTotal'   => 0,
+            'MemFree'    => 0,
+            'Cached'     => 0,
+            'Buffers'    => 0,
+            'SwapTotal'  => 0,
+            'SwapFree'   => 0,
+            'SwapCached' => 0,
+        ];
+
+        $mem = array_merge($defaults, $mem);
+
+        foreach ($mem as $idx => $value) {
+            $mem[$idx] = intval($value);
+        }
+
+        $mem['MemUsed'] = $mem['MemTotal']
+            - $mem['MemFree'] - $mem['Cached'] - $mem['Buffers'];
+
+        $mem['SwapUsed'] = $mem['SwapTotal']
+            - $mem['SwapFree'] - $mem['SwapCached'];
+
+        return $mem;
+    }
+}