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<?php
/**
* Piwik - Open source web analytics
*
* @link http://piwik.org
* @license http://www.gnu.org/licenses/gpl-3.0.html Gpl v3 or later
* @version $Id$
*
* @category Piwik
* @package PluginsFunctions
*/
/**
* SQL wrapper
*
* @package PluginsFunctions
*/
class Piwik_Sql
{
static private function getDb()
{
$db = null;
if(!empty($GLOBALS['PIWIK_TRACKER_MODE']))
{
$db = Piwik_Tracker::getDatabase();
}
if($db === null)
{
$db = Zend_Registry::get('db');
}
return $db;
}
static public function exec($sql)
{
return self::getDb()->exec($sql);
}
static public function query($sql, $parameters = array())
{
return self::getDb()->query($sql, $parameters);
}
static public function fetchAll($sql, $parameters = array())
{
return self::getDb()->fetchAll($sql, $parameters);
}
static public function fetchRow($sql, $parameters = array())
{
return self::getDb()->fetchRow($sql, $parameters);
}
static public function fetchOne($sql, $parameters = array())
{
return self::getDb()->fetchOne($sql, $parameters);
}
}
/**
* Executes an unprepared SQL query on the DB. Recommended for DDL statements, e.g., CREATE/DROP/ALTER.
* The return result is DBMS-specific. For MySQLI, it returns the number of rows affected. For PDO, it returns the Zend_Db_Statement object
* If you want to fetch data from the DB you should use the function Piwik_FetchAll()
*
* @param string $sqlQuery
* @param array Parameters to bind in the query, array( param1 => value1, param2 => value2)
* @return integer|Zend_Db_Statement
*/
function Piwik_Exec($sqlQuery)
{
return Piwik_Sql::exec($sqlQuery);
}
/**
* Executes a SQL query on the DB and returns the Zend_Db_Statement object
* If you want to fetch data from the DB you should use the function Piwik_FetchAll()
*
* See also http://framework.zend.com/manual/en/zend.db.statement.html
*
* @param string $sqlQuery
* @param array Parameters to bind in the query, array( param1 => value1, param2 => value2)
* @return Zend_Db_Statement
*/
function Piwik_Query($sqlQuery, $parameters = array())
{
return Piwik_Sql::query($sqlQuery, $parameters);
}
/**
* Executes the SQL Query and fetches all the rows from the database query
*
* @param string $sqlQuery
* @param array $parameters Parameters to bind in the query, array( param1 => value1, param2 => value2)
* @return array (one row in the array per row fetched in the DB)
*/
function Piwik_FetchAll( $sqlQuery, $parameters = array())
{
return Piwik_Sql::fetchAll($sqlQuery, $parameters);
}
/**
* Fetches first row of result from the database query
*
* @param string $sqlQuery
* @param array $parameters Parameters to bind in the query, array( param1 => value1, param2 => value2)
* @return array
*/
function Piwik_FetchRow($sqlQuery, $parameters = array())
{
return Piwik_Sql::fetchRow($sqlQuery, $parameters);
}
/**
* Fetches first column of first row of result from the database query
*
* @param string $sqlQuery
* @param array $parameters Parameters to bind in the query, array( param1 => value1, param2 => value2)
* @return string
*/
function Piwik_FetchOne( $sqlQuery, $parameters = array())
{
return Piwik_Sql::fetchOne($sqlQuery, $parameters);
}
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