1 files changed, 197 insertions, 0 deletions
diff --git a/phpBB/phpbb/auth/provider/provider_interface.php b/phpBB/phpbb/auth/provider/provider_interface.php
new file mode 100644
index 0000000000..35e0f559a1
--- /dev/null
+++ b/phpBB/phpbb/auth/provider/provider_interface.php
@@ -0,0 +1,197 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\auth\provider;
+
+/**
+* The interface authentication provider classes have to implement.
+*/
+interface provider_interface
+{
+	/**
+	 * Checks whether the user is currently identified to the authentication
+	 * provider.
+	 * Called in acp_board while setting authentication plugins.
+	 * Changing to an authentication provider will not be permitted in acp_board
+	 * if there is an error.
+	 *
+	 * @return 	boolean|string 	False if the user is identified, otherwise an
+	 *							error message, or null if not implemented.
+	 */
+	public function init();
+
+	/**
+	 * Performs login.
+	 *
+	 * @param	string	$username 	The name of the user being authenticated.
+	 * @param	string	$password	The password of the user.
+	 * @return	array	An associative array of the format:
+	 *						array(
+	 *							'status' => status constant
+	 *							'error_msg' => string
+	 *							'user_row' => array
+	 *						)
+	 *					A fourth key of the array may be present:
+	 *					'redirect_data'	This key is only used when 'status' is
+	 *					equal to LOGIN_SUCCESS_LINK_PROFILE and its value is an
+	 *					associative array that is turned into GET variables on
+	 *					the redirect url.
+	 */
+	public function login($username, $password);
+
+	/**
+	 * Autologin function
+	 *
+	 * @return 	array|null	containing the user row, empty if no auto login
+	 * 						should take place, or null if not impletmented.
+	 */
+	public function autologin();
+
+	/**
+	 * This function is used to output any required fields in the authentication
+	 * admin panel. It also defines any required configuration table fields.
+	 *
+	 * @return	array|null	Returns null if not implemented or an array of the
+	 *						configuration fields of the provider.
+	 */
+	public function acp();
+
+	/**
+	 * This function updates the template with variables related to the acp
+	 * options with whatever configuraton values are passed to it as an array.
+	 * It then returns the name of the acp file related to this authentication
+	 * provider.
+	 * @param	array	$new_config Contains the new configuration values that
+	 *								have been set in acp_board.
+	 * @return	array|null		Returns null if not implemented or an array with
+	 *							the template file name and an array of the vars
+	 *							that the template needs that must conform to the
+	 *							following example:
+	 *							array(
+	 *								'TEMPLATE_FILE'	=> string,
+	 *								'TEMPLATE_VARS'	=> array(...),
+	 *							)
+	 *							An optional third element may be added to this
+	 *							array: 'BLOCK_VAR_NAME'. If this is present,
+	 *							then its value should be a string that is used
+	 *							to designate the name of the loop used in the
+	 *							ACP template file. When this is present, an
+	 *							additional key named 'BLOCK_VARS' is required.
+	 *							This must be an array containing at least one
+	 *							array of variables that will be assigned during
+	 *							the loop in the template. An example of this is
+	 *							presented below:
+	 *							array(
+	 *								'BLOCK_VAR_NAME'	=> string,
+	 *								'BLOCK_VARS'		=> array(
+	 *									'KEY IS UNIMPORTANT' => array(...),
+	 *								),
+	 *								'TEMPLATE_FILE'	=> string,
+	 *								'TEMPLATE_VARS'	=> array(...),
+	 *							)
+	 */
+	public function get_acp_template($new_config);
+
+	/**
+	* Returns an array of data necessary to build custom elements on the login
+	* form.
+	*
+	* @return	array|null	If this function is not implemented on an auth
+	*						provider then it returns null. If it is implemented
+	*						it will return an array of up to four elements of
+	*						which only 'TEMPLATE_FILE'. If 'BLOCK_VAR_NAME' is
+	*						present then 'BLOCK_VARS' must also be present in
+	*						the array. The fourth element 'VARS' is also
+	*						optional. The array, with all four elements present
+	*						looks like the following:
+	*						array(
+	*							'TEMPLATE_FILE'		=> string,
+	*							'BLOCK_VAR_NAME'	=> string,
+	*							'BLOCK_VARS'		=> array(...),
+	*							'VARS'				=> array(...),
+	*						)
+	*/
+	public function get_login_data();
+
+	/**
+	 * Performs additional actions during logout.
+	 *
+	 * @param 	array	$data			An array corresponding to
+	 *									\phpbb\session::data
+	 * @param 	boolean	$new_session	True for a new session, false for no new
+	 *									session.
+	 */
+	public function logout($data, $new_session);
+
+	/**
+	 * The session validation function checks whether the user is still logged
+	 * into phpBB.
+	 *
+	 * @param 	array 	$user
+	 * @return 	boolean	true if the given user is authenticated, false if the
+	 * 					session should be closed, or null if not implemented.
+	 */
+	public function validate_session($user);
+
+	/**
+	* Checks to see if $login_link_data contains all information except for the
+	* user_id of an account needed to successfully link an external account to
+	* a forum account.
+	*
+	* @param	array	$login_link_data	Any data needed to link a phpBB account to
+	*								an external account.
+	* @return	string|null	Returns a string with a language constant if there
+	*						is data missing or null if there is no error.
+	*/
+	public function login_link_has_necessary_data($login_link_data);
+
+	/**
+	* Links an external account to a phpBB account.
+	*
+	* @param	array	$link_data	Any data needed to link a phpBB account to
+	*								an external account.
+	*/
+	public function link_account(array $link_data);
+
+	/**
+	* Returns an array of data necessary to build the ucp_auth_link page
+	*
+	* @param int $user_id User ID for whom the data should be retrieved.
+	*						defaults to 0, which is not a valid ID. The method
+	*						should fall back to the current user's ID in this
+	*						case.
+	* @return	array|null	If this function is not implemented on an auth
+	*						provider then it returns null. If it is implemented
+	*						it will return an array of up to four elements of
+	*						which only 'TEMPLATE_FILE'. If 'BLOCK_VAR_NAME' is
+	*						present then 'BLOCK_VARS' must also be present in
+	*						the array. The fourth element 'VARS' is also
+	*						optional. The array, with all four elements present
+	*						looks like the following:
+	*						array(
+	*							'TEMPLATE_FILE'		=> string,
+	*							'BLOCK_VAR_NAME'	=> string,
+	*							'BLOCK_VARS'		=> array(...),
+	*							'VARS'				=> array(...),
+	*						)
+	*/
+	public function get_auth_link_data($user_id = 0);
+
+	/**
+	* Unlinks an external account from a phpBB account.
+	*
+	* @param	array	$link_data	Any data needed to unlink a phpBB account
+	*								from a phpbb account.
+	*/
+	public function unlink_account(array $link_data);
+}