add piwik installation

www/analytics/core/Db/Adapter.php

@@ -0,0 +1,114 @@
+<?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\Db;
+
+
+use Piwik\Loader;
+use Zend_Db_Table;
+
+/**
+ */
+class Adapter
+{
+    /**
+     * Create adapter
+     *
+     * @param string $adapterName database adapter name
+     * @param array $dbInfos database connection info
+     * @param bool $connect
+     * @return AdapterInterface
+     */
+    public static function factory($adapterName, & $dbInfos, $connect = true)
+    {
+        if ($connect) {
+            if ($dbInfos['port'][0] == '/') {
+                $dbInfos['unix_socket'] = $dbInfos['port'];
+                unset($dbInfos['host']);
+                unset($dbInfos['port']);
+            }
+
+            // not used by Zend Framework
+            unset($dbInfos['tables_prefix']);
+            unset($dbInfos['adapter']);
+            unset($dbInfos['schema']);
+        }
+
+        $className = self::getAdapterClassName($adapterName);
+        Loader::loadClass($className);
+
+        $adapter = new $className($dbInfos);
+
+        if ($connect) {
+            $adapter->getConnection();
+
+            Zend_Db_Table::setDefaultAdapter($adapter);
+            // we don't want the connection information to appear in the logs
+            $adapter->resetConfig();
+        }
+
+        return $adapter;
+    }
+
+    /**
+     * Get adapter class name
+     *
+     * @param string $adapterName
+     * @return string
+     */
+    private static function getAdapterClassName($adapterName)
+    {
+        return 'Piwik\Db\Adapter\\' . str_replace(' ', '\\', ucwords(str_replace(array('_', '\\'), ' ', strtolower($adapterName))));
+    }
+
+    /**
+     * Get default port for named adapter
+     *
+     * @param string $adapterName
+     * @return int
+     */
+    public static function getDefaultPortForAdapter($adapterName)
+    {
+        $className = self::getAdapterClassName($adapterName);
+        return call_user_func(array($className, 'getDefaultPort'));
+    }
+
+    /**
+     * Get list of adapters
+     *
+     * @return array
+     */
+    public static function getAdapters()
+    {
+        static $adapterNames = array(
+            // currently supported by Piwik
+            'Pdo\Mysql',
+            'Mysqli',
+
+            // other adapters supported by Zend_Db
+//			'Pdo_Pgsql',
+//			'Pdo_Mssql',
+//			'Sqlsrv',
+//			'Pdo_Ibm',
+//			'Db2',
+//			'Pdo_Oci',
+//			'Oracle',
+        );
+
+        $adapters = array();
+
+        foreach ($adapterNames as $adapterName) {
+            $className = '\Piwik\Db\Adapter\\' . $adapterName;
+            if (call_user_func(array($className, 'isEnabled'))) {
+                $adapters[strtoupper($adapterName)] = call_user_func(array($className, 'getDefaultPort'));
+            }
+        }
+
+        return $adapters;
+    }
+}