From e8898b3bd904419a2d7274ed647100522c80cb94 Mon Sep 17 00:00:00 2001
From: Ilya Tregubov <ilya@moodle.com>
Date: Mon, 21 Jun 2021 10:11:16 +0200
Subject: [PATCH] MDL-71593 oauth2: Remove methods that were readded by
 mistake.

---
 lib/classes/oauth2/api.php | 214 -------------------------------------
 1 file changed, 214 deletions(-)

diff --git a/lib/classes/oauth2/api.php b/lib/classes/oauth2/api.php
index 3556c250350..4eb1eb8513b 100644
--- a/lib/classes/oauth2/api.php
+++ b/lib/classes/oauth2/api.php
@@ -40,220 +40,6 @@ use moodle_exception;
  */
 class api {
 
-    /**
-     * Build a facebook ready OAuth 2 service.
-     * @return \core\oauth2\issuer
-     */
-    private static function init_facebook() {
-        // Facebook is a custom setup.
-        $record = (object) [
-            'name' => 'Facebook',
-            'image' => 'https://facebookbrand.com/wp-content/uploads/2016/05/flogo_rgb_hex-brc-site-250.png',
-            'baseurl' => '',
-            'loginscopes' => 'public_profile email',
-            'loginscopesoffline' => 'public_profile email',
-            'showonloginpage' => true,
-            'servicetype' => 'facebook',
-        ];
-
-        $issuer = new issuer(0, $record);
-        return $issuer;
-    }
-
-    /**
-     * Create endpoints for facebook issuers.
-     * @param issuer $issuer issuer the endpoints should be created for.
-     * @return mixed
-     * @throws \coding_exception
-     * @throws \core\invalid_persistent_exception
-     */
-    private static function create_endpoints_for_facebook($issuer) {
-        // The Facebook API version.
-        $apiversion = '2.12';
-        // The Graph API URL.
-        $graphurl = 'https://graph.facebook.com/v' . $apiversion;
-        // User information fields that we want to fetch.
-        $infofields = [
-            'id',
-            'first_name',
-            'last_name',
-            'link',
-            'picture.type(large)',
-            'name',
-            'email',
-        ];
-        $endpoints = [
-            'authorization_endpoint' => sprintf('https://www.facebook.com/v%s/dialog/oauth', $apiversion),
-            'token_endpoint' => $graphurl . '/oauth/access_token',
-            'userinfo_endpoint' => $graphurl . '/me?fields=' . implode(',', $infofields)
-        ];
-
-        foreach ($endpoints as $name => $url) {
-            $record = (object) [
-                'issuerid' => $issuer->get('id'),
-                'name' => $name,
-                'url' => $url
-            ];
-            $endpoint = new endpoint(0, $record);
-            $endpoint->create();
-        }
-
-        // Create the field mappings.
-        $mapping = [
-            'name' => 'alternatename',
-            'last_name' => 'lastname',
-            'email' => 'email',
-            'first_name' => 'firstname',
-            'picture-data-url' => 'picture',
-        ];
-        foreach ($mapping as $external => $internal) {
-            $record = (object) [
-                'issuerid' => $issuer->get('id'),
-                'externalfield' => $external,
-                'internalfield' => $internal
-            ];
-            $userfieldmapping = new user_field_mapping(0, $record);
-            $userfieldmapping->create();
-        }
-        return $issuer;
-    }
-
-    /**
-     * Build a microsoft ready OAuth 2 service.
-     * @return \core\oauth2\issuer
-     */
-    private static function init_microsoft() {
-        // Microsoft is a custom setup.
-        $record = (object) [
-            'name' => 'Microsoft',
-            'image' => 'https://www.microsoft.com/favicon.ico',
-            'baseurl' => '',
-            'loginscopes' => 'openid profile email user.read',
-            'loginscopesoffline' => 'openid profile email user.read offline_access',
-            'showonloginpage' => true,
-            'servicetype' => 'microsoft',
-        ];
-
-        $issuer = new issuer(0, $record);
-        return $issuer;
-    }
-
-    /**
-     * Create endpoints for microsoft issuers.
-     * @param issuer $issuer issuer the endpoints should be created for.
-     * @return mixed
-     * @throws \coding_exception
-     * @throws \core\invalid_persistent_exception
-     */
-    private static function create_endpoints_for_microsoft($issuer) {
-
-        $endpoints = [
-            'authorization_endpoint' => 'https://login.microsoftonline.com/common/oauth2/v2.0/authorize',
-            'token_endpoint' => 'https://login.microsoftonline.com/common/oauth2/v2.0/token',
-            'userinfo_endpoint' => 'https://graph.microsoft.com/v1.0/me/',
-            'userpicture_endpoint' => 'https://graph.microsoft.com/v1.0/me/photo/$value',
-        ];
-
-        foreach ($endpoints as $name => $url) {
-            $record = (object) [
-                'issuerid' => $issuer->get('id'),
-                'name' => $name,
-                'url' => $url
-            ];
-            $endpoint = new endpoint(0, $record);
-            $endpoint->create();
-        }
-
-        // Create the field mappings.
-        $mapping = [
-            'givenName' => 'firstname',
-            'surname' => 'lastname',
-            'userPrincipalName' => 'email',
-            'displayName' => 'alternatename',
-            'officeLocation' => 'address',
-            'mobilePhone' => 'phone1',
-            'preferredLanguage' => 'lang'
-        ];
-        foreach ($mapping as $external => $internal) {
-            $record = (object) [
-                'issuerid' => $issuer->get('id'),
-                'externalfield' => $external,
-                'internalfield' => $internal
-            ];
-            $userfieldmapping = new user_field_mapping(0, $record);
-            $userfieldmapping->create();
-        }
-        return $issuer;
-    }
-
-    /**
-     * Build a nextcloud ready OAuth 2 service.
-     * @return \core\oauth2\issuer
-     */
-    private static function init_nextcloud() {
-        // Nextcloud has a custom baseurl. Thus, the creation of endpoints has to be done later.
-        $record = (object) [
-            'name' => 'Nextcloud',
-            'image' => 'https://nextcloud.com/wp-content/themes/next/assets/img/common/favicon.png?x16328',
-            'basicauth' => 1,
-            'servicetype' => 'nextcloud',
-        ];
-
-        $issuer = new issuer(0, $record);
-
-        return $issuer;
-    }
-
-    /**
-     * Create endpoints for nextcloud issuers.
-     * @param issuer $issuer issuer the endpoints should be created for.
-     * @return mixed
-     * @throws \coding_exception
-     * @throws \core\invalid_persistent_exception
-     */
-    private static function create_endpoints_for_nextcloud($issuer) {
-        $baseurl = $issuer->get('baseurl');
-        // Add trailing slash to baseurl, if needed.
-        if (substr($baseurl, -1) !== '/') {
-            $baseurl .= '/';
-        }
-
-        $endpoints = [
-            // Baseurl will be prepended later.
-            'authorization_endpoint' => 'index.php/apps/oauth2/authorize',
-            'token_endpoint' => 'index.php/apps/oauth2/api/v1/token',
-            'userinfo_endpoint' => 'ocs/v2.php/cloud/user?format=json',
-            'webdav_endpoint' => 'remote.php/webdav/',
-            'ocs_endpoint' => 'ocs/v1.php/apps/files_sharing/api/v1/shares',
-        ];
-
-        foreach ($endpoints as $name => $url) {
-            $record = (object) [
-                'issuerid' => $issuer->get('id'),
-                'name' => $name,
-                'url' => $baseurl . $url,
-            ];
-            $endpoint = new \core\oauth2\endpoint(0, $record);
-            $endpoint->create();
-        }
-
-        // Create the field mappings.
-        $mapping = [
-            'ocs-data-email' => 'email',
-            'ocs-data-id' => 'username',
-        ];
-        foreach ($mapping as $external => $internal) {
-            $record = (object) [
-                'issuerid' => $issuer->get('id'),
-                'externalfield' => $external,
-                'internalfield' => $internal
-            ];
-            $userfieldmapping = new \core\oauth2\user_field_mapping(0, $record);
-            $userfieldmapping->create();
-        }
-        return $issuer;
-    }
-
     /**
      * Initializes a record for one of the standard issuers to be displayed in the settings.
      * The issuer is not yet created in the database.