Rewrite of the authentication and authorization system

app/Core/User/UserProviderInterface.php

@@ -0,0 +1,103 @@
+<?php
+
+namespace Kanboard\Core\User;
+
+/**
+ * User Provider Interface
+ *
+ * @package  user
+ * @author   Frederic Guillot
+ */
+interface UserProviderInterface
+{
+    /**
+     * Return true to allow automatic user creation
+     *
+     * @access public
+     * @return boolean
+     */
+    public function isUserCreationAllowed();
+
+    /**
+     * Get external id column name
+     *
+     * Example: google_id, github_id, gitlab_id...
+     *
+     * @access public
+     * @return string
+     */
+    public function getExternalIdColumn();
+
+    /**
+     * Get internal id
+     *
+     * If a value is returned the user properties won't be updated in the local database
+     *
+     * @access public
+     * @return integer
+     */
+    public function getInternalId();
+
+    /**
+     * Get external id
+     *
+     * @access public
+     * @return string
+     */
+    public function getExternalId();
+
+    /**
+     * Get user role
+     *
+     * Return an empty string to not override role stored in the database
+     *
+     * @access public
+     * @return string
+     */
+    public function getRole();
+
+    /**
+     * Get username
+     *
+     * @access public
+     * @return string
+     */
+    public function getUsername();
+
+    /**
+     * Get user full name
+     *
+     * @access public
+     * @return string
+     */
+    public function getName();
+
+    /**
+     * Get user email
+     *
+     * @access public
+     * @return string
+     */
+    public function getEmail();
+
+    /**
+     * Get external group ids
+     *
+     * A synchronization is done at login time,
+     * the user will be member of those groups if they exists in the database
+     *
+     * @access public
+     * @return string[]
+     */
+    public function getExternalGroupIds();
+
+    /**
+     * Get extra user attributes
+     *
+     * Example: is_ldap_user, disable_login_form, notifications_enabled...
+     *
+     * @access public
+     * @return array
+     */
+    public function getExtraAttributes();
+}