add piwik installation

www/analytics/core/Session/SaveHandler/DbTable.php

@@ -0,0 +1,145 @@
+<?php
+/**
+ * Piwik - Open source web analytics
+ *
+ * @link http://piwik.org
+ * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
+ *
+ */
+
+namespace Piwik\Session\SaveHandler;
+
+use Piwik\Db;
+use Zend_Session;
+use Zend_Session_SaveHandler_Interface;
+
+/**
+ * Database-backed session save handler
+ *
+ */
+class DbTable implements Zend_Session_SaveHandler_Interface
+{
+    protected $config;
+    protected $maxLifetime;
+
+    /**
+     * @param array $config
+     */
+    function __construct($config)
+    {
+        $this->config = $config;
+        $this->maxLifetime = ini_get('session.gc_maxlifetime');
+    }
+
+    /**
+     * Destructor
+     *
+     * @return void
+     */
+    public function __destruct()
+    {
+        Zend_Session::writeClose();
+    }
+
+    /**
+     * Open Session - retrieve resources
+     *
+     * @param string $save_path
+     * @param string $name
+     * @return boolean
+     */
+    public function open($save_path, $name)
+    {
+        Db::get()->getConnection();
+
+        return true;
+    }
+
+    /**
+     * Close Session - free resources
+     *
+     * @return boolean
+     */
+    public function close()
+    {
+        return true;
+    }
+
+    /**
+     * Read session data
+     *
+     * @param string $id
+     * @return string
+     */
+    public function read($id)
+    {
+        $sql = 'SELECT ' . $this->config['dataColumn'] . ' FROM ' . $this->config['name']
+            . ' WHERE ' . $this->config['primary'] . ' = ?'
+            . ' AND ' . $this->config['modifiedColumn'] . ' + ' . $this->config['lifetimeColumn'] . ' >= ?';
+
+        $result = Db::get()->fetchOne($sql, array($id, time()));
+        if (!$result)
+            $result = '';
+
+        return $result;
+    }
+
+    /**
+     * Write Session - commit data to resource
+     *
+     * @param string $id
+     * @param mixed $data
+     * @return boolean
+     */
+    public function write($id, $data)
+    {
+        $sql = 'INSERT INTO ' . $this->config['name']
+            . ' (' . $this->config['primary'] . ','
+            . $this->config['modifiedColumn'] . ','
+            . $this->config['lifetimeColumn'] . ','
+            . $this->config['dataColumn'] . ')'
+            . ' VALUES (?,?,?,?)'
+            . ' ON DUPLICATE KEY UPDATE '
+            . $this->config['modifiedColumn'] . ' = ?,'
+            . $this->config['lifetimeColumn'] . ' = ?,'
+            . $this->config['dataColumn'] . ' = ?';
+
+        Db::get()->query($sql, array($id, time(), $this->maxLifetime, $data, time(), $this->maxLifetime, $data));
+
+        return true;
+    }
+
+    /**
+     * Destroy Session - remove data from resource for
+     * given session id
+     *
+     * @param string $id
+     * @return boolean
+     */
+    public function destroy($id)
+    {
+        $sql = 'DELETE FROM ' . $this->config['name']
+            . ' WHERE ' . $this->config['primary'] . ' = ?';
+
+        Db::get()->query($sql, array($id));
+
+        return true;
+    }
+
+    /**
+     * Garbage Collection - remove old session data older
+     * than $maxlifetime (in seconds)
+     *
+     * @param int $maxlifetime timestamp in seconds
+     * @return bool  always true
+     */
+    public function gc($maxlifetime)
+    {
+        $sql = 'DELETE FROM ' . $this->config['name']
+            . ' WHERE ' . $this->config['modifiedColumn'] . ' + ' . $this->config['lifetimeColumn'] . ' < ?';
+
+        Db::get()->query($sql, array(time()));
+
+        return true;
+    }
+}

www/analytics/core/Session/SessionNamespace.php

@@ -0,0 +1,33 @@
+<?php
+/**
+ * Piwik - Open source web analytics
+ *
+ * @link http://piwik.org
+ * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
+ *
+ */
+namespace Piwik\Session;
+
+use Piwik\Common;
+use Zend_Session_Namespace;
+
+/**
+ * Session namespace.
+ *
+ */
+class SessionNamespace extends Zend_Session_Namespace
+{
+    /**
+     * @param string $namespace
+     * @param bool $singleInstance
+     */
+    public function __construct($namespace = 'Default', $singleInstance = false)
+    {
+        if (Common::isPhpCliMode()) {
+            self::$_readable = true;
+            return;
+        }
+
+        parent::__construct($namespace, $singleInstance);
+    }
+}