Initial xentral_oss_20.3.c9ffacf

classes/Components/Http/Session/SessionHandler.php

@@ -0,0 +1,63 @@
+<?php
+
+namespace Xentral\Components\Http\Session;
+
+use Xentral\Components\Http\Exception\SessionException;
+
+class SessionHandler
+{
+    /**
+     * Create a session object with actual session data
+     *
+     * @throws SessionException
+     *
+     * @return Session Session object
+     */
+    public static function createSession()
+    {
+        if (!extension_loaded('session')) {
+            throw new SessionException('PHP extension "session" is missing.');
+        }
+
+        if (self::isSessionStarted()) {
+            throw new SessionException('Failed to create session. Session can be started only once.');
+        }
+        if (session_status() === PHP_SESSION_DISABLED) {
+            throw new SessionException('Failed to create session. Sessions are disabled.');
+        }
+
+        $isStarted = session_start();
+        if ($isStarted === false) {
+            throw new SessionException('Failed to create session. Initialization failed.');
+        }
+
+        if (session_status() === PHP_SESSION_NONE) {
+            throw new SessionException('Failed to create session. Unexpected status: PHP_SESSION_NONE');
+        }
+
+        return new Session($_SESSION);
+    }
+
+    /**
+     * @return bool
+     */
+    public static function isSessionStarted()
+    {
+        $status = session_status();
+
+        return $status === PHP_SESSION_ACTIVE;
+    }
+
+    /**
+     * Save and close the session
+     *
+     * @param Session $session
+     *
+     * @return void
+     */
+    public static function commitSession(Session $session)
+    {
+        $session->dumpSession($_SESSION);
+        session_write_close();
+    }
+}