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See Release Notes

  • Bug fixes for general core bugs in 4.2.x will end 22 April 2024 (12 months).
  • Bug fixes for security issues in 4.2.x will end 7 October 2024 (18 months).
  • PHP version: minimum PHP 8.0.0 Note: minimum PHP version has increased since Moodle 4.1. PHP 8.1.x is supported too.
<?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/>.

/**
 * Class for Moodle Mobile tools.
 *
 * @package    tool_mobile
 * @copyright  2016 Juan Leyva
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 * @since      Moodle 3.1
 */
namespace tool_mobile;

use core_component;
use core_plugin_manager;
use context_system;
use moodle_url;
use moodle_exception;
use lang_string;
use curl;
use core_qrcode;
use stdClass;

/**
 * API exposed by tool_mobile, to be used mostly by external functions and the plugin settings.
 *
 * @copyright  2016 Juan Leyva
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 * @since      Moodle 3.1
 */
class api {

    /** @var int to identify the login via app. */
    const LOGIN_VIA_APP = 1;
    /** @var int to identify the login via browser. */
    const LOGIN_VIA_BROWSER = 2;
    /** @var int to identify the login via an embedded browser. */
    const LOGIN_VIA_EMBEDDED_BROWSER = 3;
    /** @var int seconds an auto-login key will expire. */
    const LOGIN_KEY_TTL = 60;
    /** @var string URL of the Moodle Apps Portal */
    const MOODLE_APPS_PORTAL_URL = 'https://apps.moodle.com';
    /** @var int default value in seconds a QR login key will expire. */
    const LOGIN_QR_KEY_TTL = 600;
    /** @var int QR code disabled value */
    const QR_CODE_DISABLED = 0;
    /** @var int QR code type URL value */
    const QR_CODE_URL = 1;
    /** @var int QR code type login value */
    const QR_CODE_LOGIN = 2;
    /** @var string Default Android app id */
    const DEFAULT_ANDROID_APP_ID = 'com.moodle.moodlemobile';
    /** @var string Default iOS app id */
    const DEFAULT_IOS_APP_ID = '633359593';
> /** @var int AUTOLOGOUT disabled value */ > const AUTOLOGOUT_DISABLED = 0; /** > /** @var int AUTOLOGOUT type inmediate value */ * Returns a list of Moodle plugins supporting the mobile app. > const AUTOLOGOUT_INMEDIATE = 1; * > /** @var int AUTOLOGOUT type custom value */ * @return array an array of objects containing the plugin information > const AUTOLOGOUT_CUSTOM = 2;
*/ public static function get_plugins_supporting_mobile() { global $CFG; require_once($CFG->libdir . '/adminlib.php'); $cachekey = 'mobileplugins'; if (!isloggedin()) { $cachekey = 'authmobileplugins'; // Use a different cache for not logged users. } // Check if we can return this from cache. $cache = \cache::make('tool_mobile', 'plugininfo'); $pluginsinfo = $cache->get($cachekey); if ($pluginsinfo !== false) { return (array)$pluginsinfo; } $pluginsinfo = []; // For not logged users return only auth plugins. // This is to avoid anyone (not being a registered user) to obtain and download all the site remote add-ons. if (!isloggedin()) { $plugintypes = array('auth' => $CFG->dirroot.'/auth'); } else { $plugintypes = core_component::get_plugin_types(); } foreach ($plugintypes as $plugintype => $unused) { // We need to include files here. $pluginswithfile = core_component::get_plugin_list_with_file($plugintype, 'db' . DIRECTORY_SEPARATOR . 'mobile.php'); foreach ($pluginswithfile as $plugin => $notused) { $path = core_component::get_plugin_directory($plugintype, $plugin); $component = $plugintype . '_' . $plugin; $version = get_component_version($component); require("$path/db/mobile.php"); foreach ($addons as $addonname => $addoninfo) { // Add handlers (for site add-ons). $handlers = !empty($addoninfo['handlers']) ? $addoninfo['handlers'] : array(); $handlers = json_encode($handlers); // JSON formatted, since it is a complex structure that may vary over time. // Now language strings used by the app. $lang = array(); if (!empty($addoninfo['lang'])) { $stringmanager = get_string_manager(); $langs = $stringmanager->get_list_of_translations(true); foreach ($langs as $langid => $langname) { foreach ($addoninfo['lang'] as $stringinfo) { $lang[$langid][$stringinfo[0]] = $stringmanager->get_string( $stringinfo[0], $stringinfo[1] ?? '', null, $langid, ); } } } $lang = json_encode($lang); $plugininfo = array( 'component' => $component, 'version' => $version, 'addon' => $addonname, 'dependencies' => !empty($addoninfo['dependencies']) ? $addoninfo['dependencies'] : array(), 'fileurl' => '', 'filehash' => '', 'filesize' => 0, 'handlers' => $handlers, 'lang' => $lang, ); // All the mobile packages must be under the plugin mobile directory. $package = $path . '/mobile/' . $addonname . '.zip'; if (file_exists($package)) { $plugininfo['fileurl'] = $CFG->wwwroot . '' . str_replace($CFG->dirroot, '', $package); $plugininfo['filehash'] = sha1_file($package); $plugininfo['filesize'] = filesize($package); } $pluginsinfo[] = $plugininfo; } } } $cache->set($cachekey, $pluginsinfo); return $pluginsinfo; } /** * Returns a list of the site public settings, those not requiring authentication. * * @return array with the settings and warnings */ public static function get_public_config() { global $CFG, $SITE, $PAGE, $OUTPUT; require_once($CFG->libdir . '/authlib.php'); $context = context_system::instance(); // We need this to make work the format text functions. $PAGE->set_context($context); // Check if contacting site support is available to all visitors. $sitesupportavailable = (isset($CFG->supportavailability) && $CFG->supportavailability == CONTACT_SUPPORT_ANYONE); [$authinstructions] = \core_external\util::format_text($CFG->auth_instructions, FORMAT_MOODLE, $context->id); [$maintenancemessage] = \core_external\util::format_text($CFG->maintenance_message, FORMAT_MOODLE, $context->id); $settings = array( 'wwwroot' => $CFG->wwwroot, 'httpswwwroot' => $CFG->wwwroot, 'sitename' => \core_external\util::format_string($SITE->fullname, $context->id, true), 'guestlogin' => $CFG->guestloginbutton, 'rememberusername' => $CFG->rememberusername, 'authloginviaemail' => $CFG->authloginviaemail, 'registerauth' => $CFG->registerauth, 'forgottenpasswordurl' => clean_param($CFG->forgottenpasswordurl, PARAM_URL), // We may expect a mailto: here. 'authinstructions' => $authinstructions, 'authnoneenabled' => (int) is_enabled_auth('none'), 'enablewebservices' => $CFG->enablewebservices, 'enablemobilewebservice' => $CFG->enablemobilewebservice, 'maintenanceenabled' => $CFG->maintenance_enabled, 'maintenancemessage' => $maintenancemessage, 'mobilecssurl' => !empty($CFG->mobilecssurl) ? $CFG->mobilecssurl : '', 'tool_mobile_disabledfeatures' => get_config('tool_mobile', 'disabledfeatures'), 'country' => clean_param($CFG->country, PARAM_NOTAGS), 'agedigitalconsentverification' => \core_auth\digital_consent::is_age_digital_consent_verification_enabled(), 'autolang' => $CFG->autolang, 'lang' => clean_param($CFG->lang, PARAM_LANG), // Avoid breaking WS because of incorrect package langs. 'langmenu' => $CFG->langmenu, 'langlist' => $CFG->langlist, 'locale' => $CFG->locale, 'tool_mobile_minimumversion' => get_config('tool_mobile', 'minimumversion'), 'tool_mobile_iosappid' => get_config('tool_mobile', 'iosappid'), 'tool_mobile_androidappid' => get_config('tool_mobile', 'androidappid'), 'tool_mobile_setuplink' => clean_param(get_config('tool_mobile', 'setuplink'), PARAM_URL), 'tool_mobile_qrcodetype' => clean_param(get_config('tool_mobile', 'qrcodetype'), PARAM_INT), 'supportpage' => $sitesupportavailable ? clean_param($CFG->supportpage, PARAM_URL) : '', 'supportavailability' => clean_param($CFG->supportavailability, PARAM_INT), ); $typeoflogin = get_config('tool_mobile', 'typeoflogin'); // Not found, edge case. if ($typeoflogin === false) { $typeoflogin = self::LOGIN_VIA_APP; // Defaults to via app. } $settings['typeoflogin'] = $typeoflogin; // Check if the user can sign-up to return the launch URL in that case. $cansignup = signup_is_enabled(); $url = new moodle_url("/$CFG->admin/tool/mobile/launch.php"); $settings['launchurl'] = $url->out(false); // Check that we are receiving a moodle_url object, themes can override get_logo_url and may return incorrect values. if (($logourl = $OUTPUT->get_logo_url()) && $logourl instanceof moodle_url) { $settings['logourl'] = clean_param($logourl->out(false), PARAM_URL); } if (($compactlogourl = $OUTPUT->get_compact_logo_url()) && $compactlogourl instanceof moodle_url) { $settings['compactlogourl'] = clean_param($compactlogourl->out(false), PARAM_URL); } // Identity providers. $authsequence = get_enabled_auth_plugins(); $identityproviders = \auth_plugin_base::get_identity_providers($authsequence); $identityprovidersdata = \auth_plugin_base::prepare_identity_providers_for_output($identityproviders, $OUTPUT); if (!empty($identityprovidersdata)) { $settings['identityproviders'] = $identityprovidersdata; // Clean URLs to avoid breaking Web Services. // We can't do it in prepare_identity_providers_for_output() because it may break the web output. foreach ($settings['identityproviders'] as &$ip) { $ip['url'] = (!empty($ip['url'])) ? clean_param($ip['url'], PARAM_URL) : ''; $ip['iconurl'] = (!empty($ip['iconurl'])) ? clean_param($ip['iconurl'], PARAM_URL) : ''; } } // If age is verified or support is available to all visitors, also return the admin contact details. if ($settings['agedigitalconsentverification'] || $sitesupportavailable) { $settings['supportname'] = clean_param($CFG->supportname, PARAM_NOTAGS); $settings['supportemail'] = clean_param($CFG->supportemail, PARAM_EMAIL); } return $settings; } /** * Returns a list of site configurations, filtering by section. * * @param string $section section name * @return stdClass object containing the settings */ public static function get_config($section) { global $CFG, $SITE; $settings = new \stdClass; $context = context_system::instance(); $isadmin = has_capability('moodle/site:config', $context); if (empty($section) or $section == 'frontpagesettings') { require_once($CFG->dirroot . '/course/format/lib.php'); // First settings that anyone can deduce. $settings->fullname = \core_external\util::format_string($SITE->fullname, $context->id); $settings->shortname = \core_external\util::format_string($SITE->shortname, $context->id); // Return to a var instead of directly to $settings object because of differences between // list() in php5 and php7. {@link http://php.net/manual/en/function.list.php} $formattedsummary = \core_external\util::format_text($SITE->summary, $SITE->summaryformat, $context->id); $settings->summary = $formattedsummary[0]; $settings->summaryformat = $formattedsummary[1]; $settings->frontpage = $CFG->frontpage; $settings->frontpageloggedin = $CFG->frontpageloggedin; $settings->maxcategorydepth = $CFG->maxcategorydepth; $settings->frontpagecourselimit = $CFG->frontpagecourselimit; $settings->numsections = course_get_format($SITE)->get_last_section_number(); $settings->newsitems = $SITE->newsitems; $settings->commentsperpage = $CFG->commentsperpage; // Now, admin settings. if ($isadmin) { $settings->defaultfrontpageroleid = $CFG->defaultfrontpageroleid; } } if (empty($section) or $section == 'sitepolicies') { $manager = new \core_privacy\local\sitepolicy\manager(); $settings->sitepolicy = ($sitepolicy = $manager->get_embed_url()) ? $sitepolicy->out(false) : ''; $settings->sitepolicyhandler = $CFG->sitepolicyhandler; $settings->disableuserimages = $CFG->disableuserimages; } if (empty($section) or $section == 'gradessettings') { require_once($CFG->dirroot . '/user/lib.php'); $settings->mygradesurl = user_mygrades_url(); // The previous function may return moodle_url instances or plain string URLs. if ($settings->mygradesurl instanceof moodle_url) { $settings->mygradesurl = $settings->mygradesurl->out(false); } } if (empty($section) or $section == 'mobileapp') { $settings->tool_mobile_forcelogout = get_config('tool_mobile', 'forcelogout'); $settings->tool_mobile_customlangstrings = get_config('tool_mobile', 'customlangstrings'); $settings->tool_mobile_disabledfeatures = get_config('tool_mobile', 'disabledfeatures'); $settings->tool_mobile_filetypeexclusionlist = get_config('tool_mobile', 'filetypeexclusionlist'); $settings->tool_mobile_custommenuitems = get_config('tool_mobile', 'custommenuitems'); $settings->tool_mobile_apppolicy = get_config('tool_mobile', 'apppolicy'); // This setting could be not set in some edge cases such as bad upgrade. $mintimereq = get_config('tool_mobile', 'autologinmintimebetweenreq'); $mintimereq = empty($mintimereq) ? 6 * MINSECS : $mintimereq; $settings->tool_mobile_autologinmintimebetweenreq = $mintimereq;
> $settings->tool_mobile_autologout = get_config('tool_mobile', 'autologout'); } > $settings->tool_mobile_autologouttime = get_config('tool_mobile', 'autologouttime');
if (empty($section) or $section == 'calendar') { $settings->calendartype = $CFG->calendartype; $settings->calendar_site_timeformat = $CFG->calendar_site_timeformat; $settings->calendar_startwday = $CFG->calendar_startwday; $settings->calendar_adminseesall = $CFG->calendar_adminseesall; $settings->calendar_lookahead = $CFG->calendar_lookahead; $settings->calendar_maxevents = $CFG->calendar_maxevents; } if (empty($section) or $section == 'coursecolors') { $colornumbers = range(1, 10); foreach ($colornumbers as $number) { $settings->{'core_admin_coursecolor' . $number} = get_config('core_admin', 'coursecolor' . $number); } } if (empty($section) or $section == 'supportcontact') { $settings->supportavailability = $CFG->supportavailability; if ($CFG->supportavailability == CONTACT_SUPPORT_DISABLED) { $settings->supportname = null; $settings->supportemail = null; $settings->supportpage = null; } else { $settings->supportname = $CFG->supportname; $settings->supportemail = $CFG->supportemail ?? null; $settings->supportpage = $CFG->supportpage; } } if (empty($section) || $section === 'graceperiodsettings') { $settings->coursegraceperiodafter = $CFG->coursegraceperiodafter; $settings->coursegraceperiodbefore = $CFG->coursegraceperiodbefore; } if (empty($section) || $section === 'navigation') { $settings->enabledashboard = $CFG->enabledashboard; } if (empty($section) || $section === 'themesettings') { $settings->customusermenuitems = $CFG->customusermenuitems; } if (empty($section) || $section === 'locationsettings') { $settings->timezone = $CFG->timezone; $settings->forcetimezone = $CFG->forcetimezone; }
> if (empty($section) || $section === 'manageglobalsearch') { return $settings; > $settings->searchengine = $CFG->searchengine; } > $settings->searchenablecategories = $CFG->searchenablecategories; > $settings->searchdefaultcategory = $CFG->searchdefaultcategory; /* > $settings->searchhideallcategory = $CFG->searchhideallcategory; * Check if all the required conditions are met to allow the auto-login process continue. > $settings->searchmaxtopresults = $CFG->searchmaxtopresults; * > $settings->searchbannerenable = $CFG->searchbannerenable; * @param int $userid current user id > $settings->searchbanner = \core_external\util::format_text( * @since Moodle 3.2 > $CFG->searchbanner, FORMAT_HTML, $context)[0]; * @throws moodle_exception > } */ >
public static function check_autologin_prerequisites($userid) { global $CFG; if (!$CFG->enablewebservices or !$CFG->enablemobilewebservice) { throw new moodle_exception('enablewsdescription', 'webservice'); } if (!is_https()) { throw new moodle_exception('httpsrequired', 'tool_mobile'); } if (has_capability('moodle/site:config', context_system::instance(), $userid) or is_siteadmin($userid)) { throw new moodle_exception('autologinnotallowedtoadmins', 'tool_mobile'); } } /** * Creates an auto-login key for the current user, this key is restricted by time and ip address. * This key is used for automatically login the user in the site when the Moodle app opens the site in a mobile browser. * * @return string the key * @since Moodle 3.2 */ public static function get_autologin_key() { global $USER; // Delete previous keys. delete_user_key('tool_mobile', $USER->id); // Create a new key. $iprestriction = getremoteaddr(); $validuntil = time() + self::LOGIN_KEY_TTL; return create_user_key('tool_mobile', $USER->id, null, $iprestriction, $validuntil); } /** * Creates a QR login key for the current user, this key is restricted by time and ip address. * This key is used for automatically login the user in the site when the user scans a QR code in the Moodle app. * * @param stdClass $mobilesettings mobile app plugin settings * @return string the key * @since Moodle 3.9 */ public static function get_qrlogin_key(stdClass $mobilesettings) { global $USER; // Delete previous keys. delete_user_key('tool_mobile', $USER->id); // Create a new key. $iprestriction = !empty($mobilesettings->qrsameipcheck) ? getremoteaddr(null) : null; $qrkeyttl = !empty($mobilesettings->qrkeyttl) ? $mobilesettings->qrkeyttl : self::LOGIN_QR_KEY_TTL; $validuntil = time() + $qrkeyttl; return create_user_key('tool_mobile', $USER->id, null, $iprestriction, $validuntil); } /** * Get a list of the Mobile app features. * * @return array array with the features grouped by theirs ubication in the app. * @since Moodle 3.3 */ public static function get_features_list() { global $CFG; require_once($CFG->libdir . '/authlib.php'); $general = new lang_string('general'); $mainmenu = new lang_string('mainmenu', 'tool_mobile'); $course = new lang_string('course'); $modules = new lang_string('managemodules'); $blocks = new lang_string('blocks'); $useraccount = new lang_string('useraccount'); $participants = new lang_string('participants'); $files = new lang_string('files'); $remoteaddons = new lang_string('remoteaddons', 'tool_mobile'); $identityproviders = new lang_string('oauth2identityproviders', 'tool_mobile'); $availablemods = core_plugin_manager::instance()->get_plugins_of_type('mod'); $coursemodules = array(); $appsupportedmodules = array( 'assign', 'bigbluebuttonbn', 'book', 'chat', 'choice', 'data', 'feedback', 'folder', 'forum', 'glossary', 'h5pactivity', 'imscp', 'label', 'lesson', 'lti', 'page', 'quiz', 'resource', 'scorm', 'survey', 'url', 'wiki', 'workshop'); foreach ($availablemods as $mod) { if (in_array($mod->name, $appsupportedmodules)) { $coursemodules['$mmCourseDelegate_mmaMod' . ucfirst($mod->name)] = $mod->displayname; } } asort($coursemodules); $remoteaddonslist = array(); $mobileplugins = self::get_plugins_supporting_mobile(); foreach ($mobileplugins as $plugin) { $displayname = core_plugin_manager::instance()->plugin_name($plugin['component']) . " - " . $plugin['addon']; $remoteaddonslist['sitePlugin_' . $plugin['component'] . '_' . $plugin['addon']] = $displayname; } // Display blocks. $availableblocks = core_plugin_manager::instance()->get_plugins_of_type('block'); $courseblocks = array(); $appsupportedblocks = array( 'activity_modules' => 'CoreBlockDelegate_AddonBlockActivityModules', 'activity_results' => 'CoreBlockDelegate_AddonBlockActivityResults', 'site_main_menu' => 'CoreBlockDelegate_AddonBlockSiteMainMenu', 'myoverview' => 'CoreBlockDelegate_AddonBlockMyOverview', 'course_list' => 'CoreBlockDelegate_AddonBlockCourseList', 'timeline' => 'CoreBlockDelegate_AddonBlockTimeline', 'recentlyaccessedcourses' => 'CoreBlockDelegate_AddonBlockRecentlyAccessedCourses', 'starredcourses' => 'CoreBlockDelegate_AddonBlockStarredCourses', 'recentlyaccesseditems' => 'CoreBlockDelegate_AddonBlockRecentlyAccessedItems', 'badges' => 'CoreBlockDelegate_AddonBlockBadges', 'blog_menu' => 'CoreBlockDelegate_AddonBlockBlogMenu', 'blog_recent' => 'CoreBlockDelegate_AddonBlockBlogRecent', 'blog_tags' => 'CoreBlockDelegate_AddonBlockBlogTags', 'calendar_month' => 'CoreBlockDelegate_AddonBlockCalendarMonth', 'calendar_upcoming' => 'CoreBlockDelegate_AddonBlockCalendarUpcoming', 'comments' => 'CoreBlockDelegate_AddonBlockComments', 'completionstatus' => 'CoreBlockDelegate_AddonBlockCompletionStatus', 'feedback' => 'CoreBlockDelegate_AddonBlockFeedback',
> 'globalsearch' => 'CoreBlockDelegate_AddonBlockGlobalSearch',
'glossary_random' => 'CoreBlockDelegate_AddonBlockGlossaryRandom', 'html' => 'CoreBlockDelegate_AddonBlockHtml', 'lp' => 'CoreBlockDelegate_AddonBlockLp', 'news_items' => 'CoreBlockDelegate_AddonBlockNewsItems', 'online_users' => 'CoreBlockDelegate_AddonBlockOnlineUsers', 'private_files' => 'CoreBlockDelegate_AddonBlockPrivateFiles', 'recent_activity' => 'CoreBlockDelegate_AddonBlockRecentActivity', 'rss_client' => 'CoreBlockDelegate_AddonBlockRssClient',
> 'search_forums' => 'CoreBlockDelegate_AddonBlockSearchForums',
'selfcompletion' => 'CoreBlockDelegate_AddonBlockSelfCompletion', 'tags' => 'CoreBlockDelegate_AddonBlockTags', ); foreach ($availableblocks as $block) { if (isset($appsupportedblocks[$block->name])) { $courseblocks[$appsupportedblocks[$block->name]] = $block->displayname; } } asort($courseblocks); $features = array( "$general" => array( 'NoDelegate_CoreOffline' => new lang_string('offlineuse', 'tool_mobile'), 'NoDelegate_SiteBlocks' => new lang_string('blocks'), 'NoDelegate_CoreComments' => new lang_string('comments'), 'NoDelegate_CoreRating' => new lang_string('ratings', 'rating'), 'NoDelegate_CoreTag' => new lang_string('tags'), '$mmLoginEmailSignup' => new lang_string('startsignup'), 'NoDelegate_ForgottenPassword' => new lang_string('forgotten'), 'NoDelegate_ResponsiveMainMenuItems' => new lang_string('responsivemainmenuitems', 'tool_mobile'), 'NoDelegate_H5POffline' => new lang_string('h5poffline', 'tool_mobile'), 'NoDelegate_DarkMode' => new lang_string('darkmode', 'tool_mobile'), 'CoreFilterDelegate' => new lang_string('type_filter_plural', 'plugin'), 'CoreReportBuilderDelegate' => new lang_string('reportbuilder', 'core_reportbuilder'), 'NoDelegate_CoreUserSupport' => new lang_string('contactsitesupport', 'admin'),
> 'NoDelegate_GlobalSearch' => new lang_string('globalsearch', 'search'),
), "$mainmenu" => array( '$mmSideMenuDelegate_mmaFrontpage' => new lang_string('sitehome'), 'CoreMainMenuDelegate_CoreCoursesDashboard' => new lang_string('myhome'), '$mmSideMenuDelegate_mmCourses' => new lang_string('mycourses'), '$mmSideMenuDelegate_mmaMessages' => new lang_string('messages', 'message'), '$mmSideMenuDelegate_mmaNotifications' => new lang_string('notifications', 'message'), '$mmSideMenuDelegate_mmaCalendar' => new lang_string('calendar', 'calendar'), 'CoreMainMenuDelegate_AddonBlog' => new lang_string('blog', 'blog'), 'CoreMainMenuDelegate_CoreTag' => new lang_string('tags'), 'CoreMainMenuDelegate_QrReader' => new lang_string('scanqrcode', 'tool_mobile'), ), "$useraccount" => array( '$mmSideMenuDelegate_mmaGrades' => new lang_string('grades', 'grades'), '$mmSideMenuDelegate_mmaFiles' => new lang_string('files'), 'CoreUserDelegate_AddonBadges:account' => new lang_string('badges', 'badges'), 'CoreUserDelegate_AddonBlog:account' => new lang_string('blog', 'blog'), '$mmSideMenuDelegate_mmaCompetency' => new lang_string('myplans', 'tool_lp'), 'NoDelegate_SwitchAccount' => new lang_string('switchaccount', 'tool_mobile'), ), "$course" => array( '$mmCoursesDelegate_mmaParticipants' => new lang_string('participants'), '$mmCoursesDelegate_mmaGrades' => new lang_string('grades', 'grades'), '$mmCoursesDelegate_mmaCompetency' => new lang_string('competencies', 'competency'), '$mmCoursesDelegate_mmaNotes' => new lang_string('notes', 'notes'), '$mmCoursesDelegate_mmaCourseCompletion' => new lang_string('coursecompletion', 'completion'), 'NoDelegate_CourseBlocks' => new lang_string('blocks'), 'CoreCourseOptionsDelegate_AddonBlog' => new lang_string('blog', 'blog'), '$mmCoursesDelegate_search' => new lang_string('search'), 'NoDelegate_CoreCourseDownload' => new lang_string('downloadcourse', 'tool_mobile'), 'NoDelegate_CoreCoursesDownload' => new lang_string('downloadcourses', 'tool_mobile'), ), "$participants" => array( '$mmUserDelegate_mmaGrades:viewGrades' => new lang_string('grades', 'grades'), '$mmUserDelegate_mmaCourseCompletion:viewCompletion' => new lang_string('coursecompletion', 'completion'), '$mmUserDelegate_mmaBadges' => new lang_string('badges', 'badges'), '$mmUserDelegate_mmaNotes:addNote' => new lang_string('notes', 'notes'), 'CoreUserDelegate_AddonBlog:blogs' => new lang_string('blog', 'blog'), '$mmUserDelegate_mmaCompetency:learningPlan' => new lang_string('competencies', 'competency'), '$mmUserDelegate_mmaMessages:sendMessage' => new lang_string('sendmessage', 'message'), '$mmUserDelegate_picture' => new lang_string('userpic'), ), "$files" => array( 'files_privatefiles' => new lang_string('privatefiles'), 'files_sitefiles' => new lang_string('sitefiles'), 'files_upload' => new lang_string('upload'), ), "$modules" => $coursemodules, "$blocks" => $courseblocks, ); if (!empty($remoteaddonslist)) { $features["$remoteaddons"] = $remoteaddonslist; } if (!empty($availablemods['lti'])) { $ltidisplayname = $availablemods['lti']->displayname; $features["$ltidisplayname"]['CoreCourseModuleDelegate_AddonModLti:launchViaSite'] = new lang_string('launchviasiteinbrowser', 'tool_mobile'); } // Display OAuth 2 identity providers. if (is_enabled_auth('oauth2')) { $identityproviderslist = array(); $idps = \auth_plugin_base::get_identity_providers(['oauth2']); foreach ($idps as $idp) { // Only add identity providers that have an ID. $id = isset($idp['url']) ? $idp['url']->get_param('id') : null; if ($id != null) { $identityproviderslist['NoDelegate_IdentityProvider_' . $id] = $idp['name']; } } if (!empty($identityproviderslist)) { $features["$identityproviders"] = array(); if (count($identityproviderslist) > 1) { // Include an option to disable them all. $features["$identityproviders"]['NoDelegate_IdentityProviders'] = new lang_string('all'); } $features["$identityproviders"] = array_merge($features["$identityproviders"], $identityproviderslist); } } return $features; } /** * This function check the current site for potential configuration issues that may prevent the mobile app to work. * * @return array list of potential issues * @since Moodle 3.4 */ public static function get_potential_config_issues() { global $CFG; require_once($CFG->dirroot . "/lib/filelib.php"); require_once($CFG->dirroot . '/message/lib.php'); $warnings = array(); if (is_https()) { $curl = new curl(); // Return certificate information and verify the certificate. $curl->setopt(array('CURLOPT_CERTINFO' => 1, 'CURLOPT_SSL_VERIFYPEER' => true)); // Check https using a page not redirecting or returning exceptions. $curl->head("$CFG->wwwroot/$CFG->admin/tool/mobile/mobile.webmanifest.php"); $info = $curl->get_info(); // Check the certificate is not self-signed or has an untrusted-root. // This may be weak in some scenarios (when the curl SSL verifier is outdated). if (empty($info['http_code']) || empty($info['certinfo'])) { $warnings[] = ['selfsignedoruntrustedcertificatewarning', 'tool_mobile']; } else { $timenow = time(); $infokeys = array_keys($info['certinfo']); $lastkey = end($infokeys); if (count($info['certinfo']) == 1) { // This will work in a normal browser because it will complete the chain, but not in a mobile app. $warnings[] = ['invalidcertificatechainwarning', 'tool_mobile']; } foreach ($info['certinfo'] as $key => $cert) { // Convert to lower case the keys, some OS/curl implementations differ. $cert = array_change_key_case($cert, CASE_LOWER); // Due to a bug in certain curl/openssl versions the signature algorithm isn't always correctly parsed. // See https://github.com/curl/curl/issues/3706 for reference. if (!array_key_exists('signature algorithm', $cert)) { // The malformed field that does contain the algorithm we're looking for looks like the following: // <WHITESPACE>Signature Algorithm: <ALGORITHM><CRLF><ALGORITHM>. preg_match('/\s+Signature Algorithm: (?<algorithm>[^\s]+)/', $cert['public key algorithm'], $matches); $signaturealgorithm = $matches['algorithm'] ?? ''; } else { $signaturealgorithm = $cert['signature algorithm']; } // Check if the signature algorithm is weak (Android won't work with SHA-1). if ($key != $lastkey && ($signaturealgorithm == 'sha1WithRSAEncryption' || $signaturealgorithm == 'sha1WithRSA')) { $warnings['insecurealgorithmwarning'] = ['insecurealgorithmwarning', 'tool_mobile']; } // Check certificate start date. if (strtotime($cert['start date']) > $timenow) { $warnings['invalidcertificatestartdatewarning'] = ['invalidcertificatestartdatewarning', 'tool_mobile']; } // Check certificate end date. if (strtotime($cert['expire date']) < $timenow) { $warnings['invalidcertificateexpiredatewarning'] = ['invalidcertificateexpiredatewarning', 'tool_mobile']; } } } } else { // Warning for non https sites. $warnings[] = ['nohttpsformobilewarning', 'admin']; } // Check ADOdb debug enabled. if (get_config('auth_db', 'debugauthdb') || get_config('enrol_database', 'debugdb')) { $warnings[] = ['adodbdebugwarning', 'tool_mobile']; } // Check display errors on. if (!empty($CFG->debugdisplay)) { $warnings[] = ['displayerrorswarning', 'tool_mobile']; } // Check mobile notifications. $processors = get_message_processors(); $enabled = false; foreach ($processors as $processor => $status) { if ($processor == 'airnotifier' && $status->enabled) { $enabled = true; } } if (!$enabled) { $warnings[] = ['mobilenotificationsdisabledwarning', 'tool_mobile']; } return $warnings; } /** * Generates a QR code with the site URL or for automatic login from the mobile app. * * @param stdClass $mobilesettings tool_mobile settings * @return string base64 data image contents, null if qr disabled */ public static function generate_login_qrcode(stdClass $mobilesettings) { global $CFG, $USER; if ($mobilesettings->qrcodetype == static::QR_CODE_DISABLED) { return null; } $urlscheme = !empty($mobilesettings->forcedurlscheme) ? $mobilesettings->forcedurlscheme : 'moodlemobile'; $data = $urlscheme . '://' . $CFG->wwwroot; if ($mobilesettings->qrcodetype == static::QR_CODE_LOGIN) { $qrloginkey = static::get_qrlogin_key($mobilesettings); $data .= '?qrlogin=' . $qrloginkey . '&userid=' . $USER->id; } $qrcode = new core_qrcode($data); $imagedata = 'data:image/png;base64,' . base64_encode($qrcode->getBarcodePngData(5, 5)); return $imagedata; } /** * Gets Moodle app plan subscription information for the current site as it is returned by the Apps Portal. * * @return array Subscription information */ public static function get_subscription_information() : ?array { global $CFG; // Use session cache to prevent multiple requests. $cache = \cache::make('tool_mobile', 'subscriptiondata'); $subscriptiondata = $cache->get(0); if ($subscriptiondata !== false) { return $subscriptiondata; } $mobilesettings = get_config('tool_mobile'); // To validate that the requests come from this site we need to send some private information that only is known by the // Moodle Apps portal or the Sites registration database. $credentials = []; if (!empty($CFG->airnotifieraccesskey)) { $credentials[] = ['type' => 'airnotifieraccesskey', 'value' => $CFG->airnotifieraccesskey]; } if (\core\hub\registration::is_registered()) { $credentials[] = ['type' => 'siteid', 'value' => $CFG->siteidentifier]; } // Generate a hash key for validating that the request is coming from this site via WS. $key = complex_random_string(32); $sitesubscriptionkey = json_encode(['validuntil' => time() + 10 * MINSECS, 'key' => $key]); set_config('sitesubscriptionkey', $sitesubscriptionkey, 'tool_mobile'); $credentials[] = ['type' => 'sitesubscriptionkey', 'value' => $key]; // Parameters for the WebService returning site information. $androidappid = empty($mobilesettings->androidappid) ? static::DEFAULT_ANDROID_APP_ID : $mobilesettings->androidappid; $iosappid = empty($mobilesettings->iosappid) ? static::DEFAULT_IOS_APP_ID : $mobilesettings->iosappid; $fnparams = (object) [ 'siteurl' => $CFG->wwwroot, 'appids' => [$androidappid, $iosappid], 'credentials' => $credentials, ]; // Prepare the arguments for a request to the AJAX nologin endpoint. $args = [ (object) [ 'index' => 0, 'methodname' => 'local_apps_get_site_info', 'args' => $fnparams, ] ]; // Ask the Moodle Apps Portal for the subscription information. $curl = new curl(); $curl->setopt(array('CURLOPT_TIMEOUT' => 10, 'CURLOPT_CONNECTTIMEOUT' => 10)); $serverurl = static::MOODLE_APPS_PORTAL_URL . "/lib/ajax/service-nologin.php"; $query = 'args=' . urlencode(json_encode($args)); $wsresponse = @json_decode($curl->post($serverurl, $query), true); $info = $curl->get_info(); if ($curlerrno = $curl->get_errno()) { // CURL connection error. debugging("Unexpected response from the Moodle Apps Portal server, CURL error number: $curlerrno"); return null; } else if ($info['http_code'] != 200) { // Unexpected error from server. debugging('Unexpected response from the Moodle Apps Portal server, HTTP code:' . $info['httpcode']); return null; } else if (!empty($wsresponse[0]['error'])) { // Unexpected error from Moodle Apps Portal. debugging('Unexpected response from the Moodle Apps Portal server:' . json_encode($wsresponse[0])); return null; } else if (empty($wsresponse[0]['data'])) { debugging('Unexpected response from the Moodle Apps Portal server:' . json_encode($wsresponse)); return null; } $cache->set(0, $wsresponse[0]['data']); return $wsresponse[0]['data']; } }