MDL-61873 auth: Add privacy implementation for all auth plugins

None of the Auth plugins (except manual and oauth2) have any user preference or database table.
They all implement the null provider.

auth/cas/classes/privacy/provider.php

@@ -0,0 +1,41 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+/**
+ * Privacy Subsystem implementation for auth_cas.
+ *
+ * @package    auth_cas
+ * @copyright  2018 Carlos Escobedo <carlos@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+namespace auth_cas\privacy;
+defined('MOODLE_INTERNAL') || die();
+/**
+ * Privacy Subsystem for auth_cas implementing null_provider.
+ *
+ * @copyright  2018 Carlos Escobedo <carlos@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class provider implements \core_privacy\local\metadata\null_provider {
+    /**
+     * Get the language string identifier with the component's language
+     * file to explain why this plugin stores no data.
+     *
+     * @return  string
+     */
+    public static function get_reason() : string {
+        return 'privacy:metadata';
+    }
+}

auth/cas/lang/en/auth_cas.php

@@ -74,3 +74,5 @@
 $string['noldapserver'] = 'No LDAP server configured for CAS! Syncing disabled.';
 $string['pluginname'] = 'CAS server (SSO)';
 $string['synctask'] = 'CAS users sync job';
+$string['privacy:metadata'] = 'The CAS server (SSO) authentication plugin does not store any personal data.';
+

auth/db/classes/privacy/provider.php

@@ -0,0 +1,41 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+/**
+ * Privacy Subsystem implementation for auth_db.
+ *
+ * @package    auth_db
+ * @copyright  2018 Carlos Escobedo <carlos@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+namespace auth_db\privacy;
+defined('MOODLE_INTERNAL') || die();
+/**
+ * Privacy Subsystem for auth_db implementing null_provider.
+ *
+ * @copyright  2018 Carlos Escobedo <carlos@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class provider implements \core_privacy\local\metadata\null_provider {
+    /**
+     * Get the language string identifier with the component's language
+     * file to explain why this plugin stores no data.
+     *
+     * @return  string
+     */
+    public static function get_reason() : string {
+        return 'privacy:metadata';
+    }
+}

auth/db/lang/en/auth_db.php

@@ -70,3 +70,5 @@
 $string['auth_dbuserstoadd'] = 'User entries to add: {$a}';
 $string['auth_dbuserstoremove'] = 'User entries to remove: {$a}';
 $string['pluginname'] = 'External database';
+$string['privacy:metadata'] = 'The External database authentication plugin does not store any personal data.';
+

auth/email/classes/privacy/provider.php

@@ -0,0 +1,41 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+/**
+ * Privacy Subsystem implementation for auth_email.
+ *
+ * @package    auth_email
+ * @copyright  2018 Carlos Escobedo <carlos@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+namespace auth_email\privacy;
+defined('MOODLE_INTERNAL') || die();
+/**
+ * Privacy Subsystem for auth_email implementing null_provider.
+ *
+ * @copyright  2018 Carlos Escobedo <carlos@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class provider implements \core_privacy\local\metadata\null_provider {
+    /**
+     * Get the language string identifier with the component's language
+     * file to explain why this plugin stores no data.
+     *
+     * @return  string
+     */
+    public static function get_reason() : string {
+        return 'privacy:metadata';
+    }
+}

auth/email/lang/en/auth_email.php

@@ -28,3 +28,4 @@
 $string['auth_emailrecaptcha_key'] = 'Enable reCAPTCHA element';
 $string['auth_emailsettings'] = 'Settings';
 $string['pluginname'] = 'Email-based self-registration';
+$string['privacy:metadata'] = 'The Email-based self-registration authentication plugin does not store any personal data.';

auth/ldap/classes/privacy/provider.php

@@ -0,0 +1,41 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+/**
+ * Privacy Subsystem implementation for auth_ldap.
+ *
+ * @package    auth_ldap
+ * @copyright  2018 Carlos Escobedo <carlos@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+namespace auth_ldap\privacy;
+defined('MOODLE_INTERNAL') || die();
+/**
+ * Privacy Subsystem for auth_ldap implementing null_provider.
+ *
+ * @copyright  2018 Carlos Escobedo <carlos@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class provider implements \core_privacy\local\metadata\null_provider {
+    /**
+     * Get the language string identifier with the component's language
+     * file to explain why this plugin stores no data.
+     *
+     * @return  string
+     */
+    public static function get_reason() : string {
+        return 'privacy:metadata';
+    }
+}

auth/ldap/lang/en/auth_ldap.php

@@ -165,3 +165,5 @@
 // Deprecated since Moodle 3.4.
 $string['auth_ldap_creators'] = 'List of groups or contexts whose members are allowed to create new courses. Separate multiple groups with \';\'. Usually something like \'cn=teachers,ou=staff,o=myorg\'';
 $string['auth_ldap_creators_key'] = 'Creators';
+$string['privacy:metadata'] = 'The LDAP server authentication plugin does not store any personal data.';
+

auth/lti/classes/privacy/provider.php

@@ -0,0 +1,41 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+/**
+ * Privacy Subsystem implementation for auth_lti.
+ *
+ * @package    auth_lti
+ * @copyright  2018 Carlos Escobedo <carlos@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+namespace auth_lti\privacy;
+defined('MOODLE_INTERNAL') || die();
+/**
+ * Privacy Subsystem for auth_lti implementing null_provider.
+ *
+ * @copyright  2018 Carlos Escobedo <carlos@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class provider implements \core_privacy\local\metadata\null_provider {
+    /**
+     * Get the language string identifier with the component's language
+     * file to explain why this plugin stores no data.
+     *
+     * @return  string
+     */
+    public static function get_reason() : string {
+        return 'privacy:metadata';
+    }
+}

auth/lti/lang/en/auth_lti.php

@@ -24,3 +24,4 @@
 
 $string['auth_ltidescription'] = 'The LTI authentication plugin, together with the \'Publish as LTI tool\' enrolment plugin, allows remote users to access selected courses and activities. In other words, Moodle functions as an LTI tool provider.';
 $string['pluginname'] = 'LTI';
+$string['privacy:metadata'] = 'The LTI authentication plugin does not store any personal data.';

auth/mnet/classes/privacy/provider.php

@@ -0,0 +1,41 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+/**
+ * Privacy Subsystem implementation for auth_mnet.
+ *
+ * @package    auth_mnet
+ * @copyright  2018 Carlos Escobedo <carlos@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+namespace auth_mnet\privacy;
+defined('MOODLE_INTERNAL') || die();
+/**
+ * Privacy Subsystem for auth_mnet implementing null_provider.
+ *
+ * @copyright  2018 Carlos Escobedo <carlos@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class provider implements \core_privacy\local\metadata\null_provider {
+    /**
+     * Get the language string identifier with the component's language
+     * file to explain why this plugin stores no data.
+     *
+     * @return  string
+     */
+    public static function get_reason() : string {
+        return 'privacy:metadata';
+    }
+}

auth/mnet/lang/en/auth_mnet.php

@@ -35,3 +35,4 @@
 $string['sso_sp_description'] = 'Publish  this service to allow authenticated users from {$a} to access your site without having to re-login. <ul><li><em>Dependency</em>: You must also <strong>subscribe</strong> to the SSO (Identity Provider) service on {$a}.</li></ul><br />Subscribe to this service to allow your users to roam to the {$a} site without having to re-login there. <ul><li><em>Dependency</em>: You must also <strong>publish</strong> the SSO (Identity Provider) service to {$a}.</li></ul><br />';
 $string['sso_sp_name'] = 'SSO (Service Provider)';
 $string['pluginname'] = 'MNet authentication';
+$string['privacy:metadata'] = 'The MNet authentication plugin does not store any personal data.';

auth/nologin/classes/privacy/provider.php

@@ -0,0 +1,41 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+/**
+ * Privacy Subsystem implementation for auth_nologin.
+ *
+ * @package    auth_nologin
+ * @copyright  2018 Carlos Escobedo <carlos@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+namespace auth_nologin\privacy;
+defined('MOODLE_INTERNAL') || die();
+/**
+ * Privacy Subsystem for auth_nologin implementing null_provider.
+ *
+ * @copyright  2018 Carlos Escobedo <carlos@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class provider implements \core_privacy\local\metadata\null_provider {
+    /**
+     * Get the language string identifier with the component's language
+     * file to explain why this plugin stores no data.
+     *
+     * @return  string
+     */
+    public static function get_reason() : string {
+        return 'privacy:metadata';
+    }
+}

auth/nologin/lang/en/auth_nologin.php

@@ -24,3 +24,4 @@
 
 $string['auth_nologindescription'] = 'Auxiliary plugin that prevents user to login into system and also discards any mail sent to the user. Can be used to <em>suspend</em> user accounts.';
 $string['pluginname'] = 'No login';
+$string['privacy:metadata'] = 'The No login authentication plugin does not store any personal data.';

auth/none/classes/privacy/provider.php

@@ -0,0 +1,41 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+/**
+ * Privacy Subsystem implementation for auth_none.
+ *
+ * @package    auth_none
+ * @copyright  2018 Carlos Escobedo <carlos@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+namespace auth_none\privacy;
+defined('MOODLE_INTERNAL') || die();
+/**
+ * Privacy Subsystem for auth_none implementing null_provider.
+ *
+ * @copyright  2018 Carlos Escobedo <carlos@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class provider implements \core_privacy\local\metadata\null_provider {
+    /**
+     * Get the language string identifier with the component's language
+     * file to explain why this plugin stores no data.
+     *
+     * @return  string
+     */
+    public static function get_reason() : string {
+        return 'privacy:metadata';
+    }
+}

auth/none/lang/en/auth_none.php

@@ -24,3 +24,4 @@
 
 $string['auth_nonedescription'] = 'Users can sign in and create valid accounts immediately, with no authentication against an external server and no confirmation via email.  Be careful using this option - think of the security and administration problems this could cause.';
 $string['pluginname'] = 'No authentication';
+$string['privacy:metadata'] = 'The No authentication plugin does not store any personal data.';