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diff --git a/mod/openid_api/vendors/php-openid/Auth/OpenID/DatabaseConnection.php b/mod/openid_api/vendors/php-openid/Auth/OpenID/DatabaseConnection.php
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+++ b/mod/openid_api/vendors/php-openid/Auth/OpenID/DatabaseConnection.php
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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())
+    {
+    }
+}
+