add piwik installation

www/analytics/core/DbHelper.php

@@ -0,0 +1,164 @@
+<?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;
+
+use Exception;
+use Piwik\Db\Adapter;
+use Piwik\Db\Schema;
+
+/**
+ * Contains database related helper functions.
+ */
+class DbHelper
+{
+    /**
+     * Get list of tables installed
+     *
+     * @param bool $forceReload Invalidate cache
+     * @return array  Tables installed
+     */
+    public static function getTablesInstalled($forceReload = true)
+    {
+        return Schema::getInstance()->getTablesInstalled($forceReload);
+    }
+
+    /**
+     * Creates a new table in the database.
+     *
+     * Example:
+     * ```
+     * $tableDefinition = "`age` INT(11) NOT NULL AUTO_INCREMENT,
+     *                     `name` VARCHAR(255) NOT NULL";
+     *
+     * DbHelper::createTable('tablename', $tableDefinition);
+     * ``
+     *
+     * @param string $nameWithoutPrefix   The name of the table without any piwik prefix.
+     * @param string $createDefinition    The table create definition
+     *
+     * @api
+     */
+    public static function createTable($nameWithoutPrefix, $createDefinition)
+    {
+        Schema::getInstance()->createTable($nameWithoutPrefix, $createDefinition);
+    }
+
+    /**
+     * Returns true if Piwik is installed
+     *
+     * @since 0.6.3
+     *
+     * @return bool  True if installed; false otherwise
+     */
+    public static function isInstalled()
+    {
+        try {
+            return Schema::getInstance()->hasTables();
+        } catch (Exception $e) {
+            return false;
+        }
+    }
+
+    /**
+     * Truncate all tables
+     */
+    public static function truncateAllTables()
+    {
+        Schema::getInstance()->truncateAllTables();
+    }
+
+    /**
+     * Creates an entry in the User table for the "anonymous" user.
+     */
+    public static function createAnonymousUser()
+    {
+        Schema::getInstance()->createAnonymousUser();
+    }
+
+    /**
+     * Create all tables
+     */
+    public static function createTables()
+    {
+        Schema::getInstance()->createTables();
+    }
+
+    /**
+     * Drop database, used in tests
+     */
+    public static function dropDatabase($dbName = null)
+    {
+        if (defined('PIWIK_TEST_MODE') && PIWIK_TEST_MODE) {
+            Schema::getInstance()->dropDatabase($dbName);
+        }
+    }
+
+    /**
+     * Check database connection character set is utf8.
+     *
+     * @return bool  True if it is (or doesn't matter); false otherwise
+     */
+    public static function isDatabaseConnectionUTF8()
+    {
+        return Db::get()->isConnectionUTF8();
+    }
+
+    /**
+     * Checks the database server version against the required minimum
+     * version.
+     *
+     * @see config/global.ini.php
+     * @since 0.4.4
+     * @throws Exception if server version is less than the required version
+     */
+    public static function checkDatabaseVersion()
+    {
+        Db::get()->checkServerVersion();
+    }
+
+    /**
+     * Disconnect from database
+     */
+    public static function disconnectDatabase()
+    {
+        Db::get()->closeConnection();
+    }
+
+    /**
+     * Create database
+     *
+     * @param string|null $dbName
+     */
+    public static function createDatabase($dbName = null)
+    {
+        Schema::getInstance()->createDatabase($dbName);
+    }
+
+    /**
+     * Get the SQL to create Piwik tables
+     *
+     * @return array  array of strings containing SQL
+     */
+    public static function getTablesCreateSql()
+    {
+        return Schema::getInstance()->getTablesCreateSql();
+    }
+
+    /**
+     * Get the SQL to create a specific Piwik table
+     *
+     * @param string $tableName
+     * @return string  SQL
+     */
+    public static function getTableCreateSql($tableName)
+    {
+        return Schema::getInstance()->getTableCreateSql($tableName);
+    }
+
+}