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<?php
/**
* The Auth_OpenID_DatabaseConnection class, which is used to emulate
* a PEAR database connection.
*
* @package OpenID
* @author JanRain, Inc. <openid@janrain.com>
* @copyright 2005-2008 Janrain, Inc.
* @license http://www.apache.org/licenses/LICENSE-2.0 Apache
*/
/**
* An empty base class intended to emulate PEAR connection
* functionality in applications that supply their own database
* abstraction mechanisms. See {@link Auth_OpenID_SQLStore} for more
* information. You should subclass this class if you need to create
* an SQL store that needs to access its database using an
* application's database abstraction layer instead of a PEAR database
* connection. Any subclass of Auth_OpenID_DatabaseConnection MUST
* adhere to the interface specified here.
*
* @package OpenID
*/
class Auth_OpenID_DatabaseConnection {
/**
* Sets auto-commit mode on this database connection.
*
* @param bool $mode True if auto-commit is to be used; false if
* not.
*/
function autoCommit($mode)
{
}
/**
* Run an SQL query with the specified parameters, if any.
*
* @param string $sql An SQL string with placeholders. The
* placeholders are assumed to be specific to the database engine
* for this connection.
*
* @param array $params An array of parameters to insert into the
* SQL string using this connection's escaping mechanism.
*
* @return mixed $result The result of calling this connection's
* internal query function. The type of result depends on the
* underlying database engine. This method is usually used when
* the result of a query is not important, like a DDL query.
*/
function query($sql, $params = array())
{
}
/**
* Starts a transaction on this connection, if supported.
*/
function begin()
{
}
/**
* Commits a transaction on this connection, if supported.
*/
function commit()
{
}
/**
* Performs a rollback on this connection, if supported.
*/
function rollback()
{
}
/**
* Run an SQL query and return the first column of the first row
* of the result set, if any.
*
* @param string $sql An SQL string with placeholders. The
* placeholders are assumed to be specific to the database engine
* for this connection.
*
* @param array $params An array of parameters to insert into the
* SQL string using this connection's escaping mechanism.
*
* @return mixed $result The value of the first column of the
* first row of the result set. False if no such result was
* found.
*/
function getOne($sql, $params = array())
{
}
/**
* Run an SQL query and return the first row of the result set, if
* any.
*
* @param string $sql An SQL string with placeholders. The
* placeholders are assumed to be specific to the database engine
* for this connection.
*
* @param array $params An array of parameters to insert into the
* SQL string using this connection's escaping mechanism.
*
* @return array $result The first row of the result set, if any,
* keyed on column name. False if no such result was found.
*/
function getRow($sql, $params = array())
{
}
/**
* Run an SQL query with the specified parameters, if any.
*
* @param string $sql An SQL string with placeholders. The
* placeholders are assumed to be specific to the database engine
* for this connection.
*
* @param array $params An array of parameters to insert into the
* SQL string using this connection's escaping mechanism.
*
* @return array $result An array of arrays representing the
* result of the query; each array is keyed on column name.
*/
function getAll($sql, $params = array())
{
}
}
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