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<?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/>./*** Theme functions.** @package theme_universe* @copyright 2023 Marcin Czaja (https://rosea.io)* @license Commercial https://themeforest.net/licenses*//*** Get theme setting** @param string $setting* @param bool $format* @return string*/function theme_universe_get_setting($setting, $format = false){$theme = theme_config::load('universe');if (empty($theme->settings->$setting)) {return false;}if (!$format) {return $theme->settings->$setting;}if ($format === 'format_text') {return format_text($theme->settings->$setting, FORMAT_PLAIN);}if ($format === 'format_html') {return format_text($theme->settings->$setting, FORMAT_HTML, array('trusted' => true, 'noclean' => true));}return format_string($theme->settings->$setting);}/*** Post process the CSS tree.** @param string $tree The CSS tree.* @param theme_config $theme The theme config object.*/function theme_universe_css_tree_post_processor($tree, $theme){debugging('theme_universe_css_tree_post_processor() is deprecated. Required' .'prefixes for Bootstrap are now in theme/universe/scss/moodle/prefixes.scss');$prefixer = new theme_universe\autoprefixer($tree);$prefixer->prefix();}/*** Get the current user preferences that are available** @return array[]*/function theme_universe_user_preferences(): array{return ['drawer-open-block' => ['type' => PARAM_BOOL,'null' => NULL_NOT_ALLOWED,'default' => false,'permissioncallback' => [core_user::class, 'is_current_user'],],'drawer-open-index' => ['type' => PARAM_BOOL,'null' => NULL_NOT_ALLOWED,'default' => true,'permissioncallback' => [core_user::class, 'is_current_user'],],'darkmode-on' => ['type' => PARAM_BOOL,'null' => NULL_NOT_ALLOWED,'default' => false,'permissioncallback' => [core_user::class, 'is_current_user'],],'sidepre-open' => ['type' => PARAM_BOOL,'null' => NULL_NOT_ALLOWED,'default' => true,'permissioncallback' => [core_user::class, 'is_current_user'],],];}/*** Inject additional SCSS.** @param theme_config $theme The theme config object.* @return string*/function theme_universe_get_extra_scss($theme){$content = '';// Sets the login background image.// Check login layout, only layout #1 has background image.$loginlayout = theme_universe_get_setting('setloginlayout');$loginlayoutimg = false;if ($loginlayout == 1 || $loginlayout == 4 || $loginlayout == 5) {$loginlayoutimg = true;}if ($loginlayout == 2 || $loginlayout == 3) {$loginlayoutimg = false;} else {$loginlayoutimg = false;}$loginbackgroundimageurl = $theme->setting_file_url('loginbg', 'loginbg');if ($loginlayout == 1) {if (!empty($loginbackgroundimageurl)) {$content .= 'body.path-login { ';$content .= "background-image: url('$loginbackgroundimageurl')!important; background-size: cover!important;";$content .= ' }';}}$forcefwvideo = theme_universe_get_setting('forcefwvideo');if ($forcefwvideo == 1) {$content .= '.mediaplugin.mediaplugin_videojs div[style*="max-width"] {margin-left:auto;margin-right:auto;width: 100%; max-width: 100% !important;}';$content .= '.mediaplugin div {max-width:100%!important;}';}// Always return the background image with the scss when we have it.return !empty($theme->settings->scss) ? $theme->settings->scss . ' ' . $content : $content;}/*** Serves any files associated with the theme settings.** @param stdClass $course* @param stdClass $cm* @param context $context* @param string $filearea* @param array $args* @param bool $forcedownload* @param array $options* @return bool*/function theme_universe_pluginfile($course, $cm, $context, $filearea, $args, $forcedownload, array $options = array()){if ($context->contextlevel == CONTEXT_SYSTEM) {$theme = theme_config::load('universe');// By default, theme files must be cache-able by both browsers and proxies.if (!array_key_exists('cacheability', $options)) {$options['cacheability'] = 'public';}if ($filearea === 'hvp') {return theme_universe_serve_hvp_css($args[1], $theme);}if ($filearea === 'favicon') {return $theme->setting_file_serve('favicon', $args, $forcedownload, $options);} else if ($filearea === 'logo') {return $theme->setting_file_serve('logo', $args, $forcedownload, $options);} else if ($filearea === 'loginbg') {return $theme->setting_file_serve('loginbg', $args, $forcedownload, $options);} else if ($filearea === 'customloginlogo') {return $theme->setting_file_serve('customloginlogo', $args, $forcedownload, $options);} else if ($filearea === 'customlogo') {return $theme->setting_file_serve('customlogo', $args, $forcedownload, $options);} else if ($filearea === 'customdmlogo') {return $theme->setting_file_serve('customdmlogo', $args, $forcedownload, $options);} else if ($filearea === 'customsidebarlogo') {return $theme->setting_file_serve('customsidebarlogo', $args, $forcedownload, $options);} else if ($filearea === 'customsidebardmlogo') {return $theme->setting_file_serve('customsidebardmlogo', $args, $forcedownload, $options);} else if ($filearea === 'fontfiles') {return $theme->setting_file_serve('fontfiles', $args, $forcedownload, $options);} else if ($filearea === 'universesettingsimgs') {return $theme->setting_file_serve('universesettingsimgs', $args, $forcedownload, $options);} else if (preg_match("/^block1slideimg[1-9][0-9]?$/", $filearea) !== false) {return $theme->setting_file_serve($filearea, $args, $forcedownload, $options);} else if (preg_match("/^block5itemimg[1-9][0-9]?$/", $filearea) !== false) {return $theme->setting_file_serve($filearea, $args, $forcedownload, $options);} else if ($filearea === 'block2videoposter') {return $theme->setting_file_serve('block2videoposter', $args, $forcedownload, $options);} else if ($filearea === 'block2img') {return $theme->setting_file_serve('block2img', $args, $forcedownload, $options);} else if ($filearea === 'block2videomp4') {return $theme->setting_file_serve('block2videomp4', $args, $forcedownload, $options);} else if ($filearea === 'block2videowebm') {return $theme->setting_file_serve('block2videowebm', $args, $forcedownload, $options);} else if ($filearea === 'footerbgimg') {return $theme->setting_file_serve('footerbgimg', $args, $forcedownload, $options);} else {send_file_not_found();}}}/*** Get the URL of files from theme settings.** @param $setting* @param $filearea* @param $theme* @return array|false|string|string[]|null* @throws dml_exception*/function theme_universe_setting_file_url($setting, $filearea, $theme){global $CFG;$component = 'theme_universe';$itemid = 0;$filepath = $theme->settings->$filearea;if (empty($filepath)) {return false;}$syscontext = context_system::instance();$url = moodle_url::make_file_url("$CFG->wwwroot/pluginfile.php", "/$syscontext->id/$component/$filearea/$itemid" . $filepath);// Now this is tricky because the we can not hardcode http or https here, lets use the relative link.// Note: unfortunately moodle_url does not support //urls yet.$url = preg_replace('|^https?://|i', '//', $url->out(false));return $url;}/*** Returns the main SCSS content.** @param theme_config $theme The theme config object.* @return string*/function theme_universe_get_main_scss_content($theme){global $CFG;$scss = '';$filename = !empty($theme->settings->preset) ? $theme->settings->preset : null;$fs = get_file_storage();$context = context_system::instance();if ($filename == 'default.scss') {$scss .= file_get_contents($CFG->dirroot . '/theme/universe/scss/preset/default.scss');} else if ($filename == 'plain.scss') {$scss .= file_get_contents($CFG->dirroot . '/theme/universe/scss/preset/plain.scss');} else if ($filename && ($presetfile = $fs->get_file($context->id, 'theme_universe', 'preset', 0, '/', $filename))) {$scss .= $presetfile->get_content();} else {// Safety fallback - maybe new installs etc.$scss .= file_get_contents($CFG->dirroot . '/theme/universe/scss/preset/default.scss');}return $scss;}/*** Get compiled css.** @return string compiled css*/function theme_universe_get_precompiled_css(){global $CFG;return file_get_contents($CFG->dirroot . '/theme/universe/style/moodle.css');}/*** Get SCSS to prepend.** @param theme_config $theme The theme config object.* @return array*/function theme_universe_get_pre_scss($theme){global $CFG;$scss = '';$configurable = [// Config key => [variableName, ...].'colorloginbgtext' => ['colorloginbgtext'],// Blocks.'block1sliderwrapperbg' => ['block1-wrapper-bg'],'block2wrapperbg' => ['block2-wrapper-bg'],'block3wrapperbg' => ['block3-wrapper-bg'],'block4sliderwrapperbg' => ['block4-wrapper-bg'],// Customization.'fontweightheadings' => ['headings-font-weight'],'fontbody' => ['font-family-base'],'fontweightregular' => ['font-weight-normal'],'fontweightmedium' => ['font-weight-medium'],'fontweightbold' => ['font-weight-bold'],'fontheadings' => ['fontheadings'],// 'coursedescwidth' => ['coursedescwidth'],// 'incoursedescwidth' => ['incoursedescwidth'],// Text.'colorbody' => ['body-color'],'colorbodysecondary' => ['body-color-secondary'],'colorbodylight' => ['body-color-light'],'colorlink' => ['link-color'],'colorlinkhover' => ['link-color-hover'],// Grays.'white' => ['white'],'black' => ['black'],'colorgray100' => ['gray-100'],'colorgray200' => ['gray-200'],'colorgray300' => ['gray-300'],'colorgray400' => ['gray-400'],'colorgray500' => ['gray-500'],'colorgray600' => ['gray-600'],'colorgray700' => ['gray-700'],'colorgray800' => ['gray-800'],'colorgray900' => ['gray-900'],// Primary.'colorprimary100' => ['primary-color-100'],'colorprimary200' => ['primary-color-200'],'colorprimary300' => ['primary-color-300'],'colorprimary400' => ['primary-color-400'],'colorprimary500' => ['primary-color-500'],'colorprimary600' => ['primary-color-600'],'colorprimary700' => ['primary-color-700'],'colorprimary800' => ['primary-color-800'],'colorprimary900' => ['primary-color-900'],// Others.'colorbodybg' => ['body-bg'],'colorborder' => ['border-color'],//'colorcoursecardmask' => ['course-card-shadow-color'],// Topbar.'topbarheight' => ['navbar-height'],'colortopbarbg1' => ['topbar-bg'],'colortopbarbg2' => ['topbar-bg-2'],'dmcolortopbarbg1' => ['topbar-bg'],'dmcolortopbarbg2' => ['dm-topbar-bg-2'],'colortopbartext' => ['dm-topbar-text'],'colortopbarlink' => ['topbar-link'],'colortopbarlinkhover' => ['topbar-link-hover'],'colortopbarbtntext' => ['topbar-btn-text'],'colortopbarbtnhover' => ['topbar-btn-hover'],'colortopbarbtnhovertext' => ['topbar-btn-hover-text'],// Buttons.'btnborderradius' => ['btn-border-radius'],// Sidebar.'colordrawerbg' => ['drawer-bg'],'colordrawertext' => ['drawer-text'],'colordrawernavcontainer' => ['drawer-nav-container'],'colordrawernavbtntext' => ['drawer-nav-btn-text'],'colordrawernavbtnicon' => ['drawer-nav-btn-icon'],'colordrawernavbtntexth' => ['drawer-nav-btn-text-hover'],'colordrawernavbtniconh' => ['drawer-nav-btn-icon-hover'],'colordrawernavbtnbgh' => ['drawer-nav-btn-bg-hover'],'colordrawernavbtntextlight' => ['drawer-nav-btn-text-light'],'colordrawerscrollbar' => ['drawer-scroll-bg-track'],'colordrawerlink' => ['drawer-link'],'colordrawerlinkh' => ['drawer-link-h'],'colordrawernavboxbg' => ['drawer-nav-box-bg'],'colordrawernavbtnicon' => ['drawer-nav-btn-icon'],// Footer.'colorfooterbg' => ['footer-bg'],'colorfooterborder' => ['footer-border'],'colorfootertext' => ['footer-text-color'],'colorfooterlink' => ['footer-link-color'],'colorfooterlinkhover' => ['footer-link-color-hover'],'colorcoursecardmask' => ['course-card-mask-color'],'showcolorcoursecardmask' => ['showcolorcoursecardmask'],// Login.'loginbgcolor' => ['login-bgcolor'],// Icon Colors.'iconadministration' => ['icon-color-administraion'],'iconassessment' => ['icon-color-assessment'],'iconcolleboration' => ['icon-color-collaboration'],'iconcommunication' => ['icon-color-communication'],'iconcontent' => ['icon-color-content'],'iconinterface' => ['icon-color-interface']];// Prepend variables first.foreach ($configurable as $configkey => $targets) {$value = isset($theme->settings->{$configkey}) ? $theme->settings->{$configkey} : null;if (empty($value)) {continue;}array_map(function ($target) use (&$scss, $value) {$scss .= '$' . $target . ': ' . $value . ";\n";}, (array) $targets);}// Prepend pre-scss.if (!empty($theme->settings->scsspre)) {$scss .= $theme->settings->scsspre;}return $scss;}/*** Build the guest access hint HTML code.** @param int $courseid The course ID.* @return string.*/function theme_universe_get_course_guest_access_hint($courseid){global $CFG;require_once($CFG->dirroot . '/enrol/self/lib.php');$html = '';$instances = enrol_get_instances($courseid, true);$plugins = enrol_get_plugins(true);foreach ($instances as $instance) {if (!isset($plugins[$instance->enrol])) {continue;}$plugin = $plugins[$instance->enrol];if ($plugin->show_enrolme_link($instance)) {$html = html_writer::tag('div', get_string('showhintcourseguestaccesslink','theme_universe',array('url' => $CFG->wwwroot . '/enrol/index.php?id=' . $courseid)));break;}}return $html;}/*** Build the course page information banners HTML code.* This function evaluates and composes all information banners which may appear on a course page below the full header.** @return string.*/function theme_universe_get_course_information_banners(){global $CFG, $COURSE, $PAGE, $USER, $OUTPUT;// Require user library.require_once($CFG->dirroot . '/user/lib.php');// Initialize HTML code.$html = '';// Check if user is admin, teacher or editing teacher.if (user_has_role_assignment($USER->id, '1') ||user_has_role_assignment($USER->id, '2') ||user_has_role_assignment($USER->id, '3') ||user_has_role_assignment($USER->id, '4')) {$allowtoshowhint = true;} else {$allowtoshowhint = false;}// If the setting showhintcoursehidden is set and the visibility of the course is hidden and// a hint for the visibility will be shown.if (get_config('theme_universe', 'showhintcoursehidden') == 1&& $allowtoshowhint == true&& $PAGE->has_set_url()&& $PAGE->url->compare(new moodle_url('/course/view.php'), URL_MATCH_BASE)&& $COURSE->visible == false) {// Prepare template context.$templatecontext = array('courseid' => $COURSE->id);// If the user has the capability to change the course settings, an additional link to the course settings is shown.if (has_capability('moodle/course:update', context_course::instance($COURSE->id))) {$templatecontext['showcoursesettingslink'] = true;} else {$templatecontext['showcoursesettingslink'] = false;}// Render template and add it to HTML code.$html .= $OUTPUT->render_from_template('theme_universe/course-hint-hidden', $templatecontext);}// If the setting showhintcourseguestaccess is set and the user is accessing the course with guest access,// a hint for users is shown.// We also check that the user did not switch the role. This is a special case for roles that can fully access the course// without being enrolled. A role switch would show the guest access hint additionally in that case and this is not// intended.if (get_config('theme_universe', 'showhintcourseguestaccess') == 1&& is_guest(\context_course::instance($COURSE->id), $USER->id)&& $PAGE->has_set_url()&& $PAGE->url->compare(new moodle_url('/course/view.php'), URL_MATCH_BASE)&& !is_role_switched($COURSE->id)) {// Require self enrolment library.require_once($CFG->dirroot . '/enrol/self/lib.php');// Prepare template context.$templatecontext = array('courseid' => $COURSE->id,'role' => role_get_name(get_guest_role()));// Search for an available self enrolment link in this course.$templatecontext['showselfenrollink'] = false;$instances = enrol_get_instances($COURSE->id, true);$plugins = enrol_get_plugins(true);foreach ($instances as $instance) {// If the enrolment plugin isn't enabled currently, skip it.if (!isset($plugins[$instance->enrol])) {continue;}// Remember the enrolment plugin.$plugin = $plugins[$instance->enrol];// If there is a self enrolment link.if ($plugin->show_enrolme_link($instance)) {$templatecontext['showselfenrollink'] = true;break;}}// Render template and add it to HTML code.$html .= $OUTPUT->render_from_template('theme_universe/course-hint-guestaccess', $templatecontext);}// If the setting showhintcourseselfenrol is set, a hint for users is shown that the course allows unrestricted self// enrolment. This hint is only shown if the course is visible, the self enrolment is visible and if the user has the// capability "theme/universe:viewhintcourseselfenrol".if (get_config('theme_universe', 'showhintcourseselfenrol') == 1&& $allowtoshowhint == true&& $PAGE->has_set_url()&& $PAGE->url->compare(new moodle_url('/course/view.php'), URL_MATCH_BASE)&& $COURSE->visible == true) {// Get the active enrol instances for this course.$enrolinstances = enrol_get_instances($COURSE->id, true);// Prepare to remember when self enrolment is / will be possible.$selfenrolmentpossiblecurrently = false;$selfenrolmentpossiblefuture = false;foreach ($enrolinstances as $instance) {// Check if unrestricted self enrolment is possible currently or in the future.$now = (new \DateTime("now", \core_date::get_server_timezone_object()))->getTimestamp();if ($instance->enrol == 'self' && empty($instance->password) && $instance->customint6 == 1 &&(empty($instance->enrolenddate) || $instance->enrolenddate > $now)) {// Build enrol instance object with all necessary information for rendering the note later.$instanceobject = new stdClass();// Remember instance name.if (empty($instance->name)) {$instanceobject->name = get_string('pluginname', 'enrol_self') ." (" . get_string('defaultcoursestudent', 'core') . ")";} else {$instanceobject->name = $instance->name;}// Remember type of unrestrictedness.if (empty($instance->enrolenddate) && empty($instance->enrolstartdate)) {$instanceobject->unrestrictedness = 'unlimited';$selfenrolmentpossiblecurrently = true;} else if (empty($instance->enrolstartdate) &&!empty($instance->enrolenddate) && $instance->enrolenddate > $now) {$instanceobject->unrestrictedness = 'until';$selfenrolmentpossiblecurrently = true;} else if (empty($instance->enrolenddate) &&!empty($instance->enrolstartdate) && $instance->enrolstartdate > $now) {$instanceobject->unrestrictedness = 'from';$selfenrolmentpossiblefuture = true;} else if (empty($instance->enrolenddate) &&!empty($instance->enrolstartdate) && $instance->enrolstartdate <= $now) {$instanceobject->unrestrictedness = 'since';$selfenrolmentpossiblecurrently = true;} else if (!empty($instance->enrolstartdate) && $instance->enrolstartdate > $now &&!empty($instance->enrolenddate) && $instance->enrolenddate > $now) {$instanceobject->unrestrictedness = 'fromuntil';$selfenrolmentpossiblefuture = true;} else if (!empty($instance->enrolstartdate) && $instance->enrolstartdate <= $now &&!empty($instance->enrolenddate) && $instance->enrolenddate > $now) {$instanceobject->unrestrictedness = 'sinceuntil';$selfenrolmentpossiblecurrently = true;} else {// This should not happen, thus continue to next instance.continue;}// Remember enrol start date.if (!empty($instance->enrolstartdate)) {$instanceobject->startdate = $instance->enrolstartdate;} else {$instanceobject->startdate = null;}// Remember enrol end date.if (!empty($instance->enrolenddate)) {$instanceobject->enddate = $instance->enrolenddate;} else {$instanceobject->enddate = null;}// Remember this instance.$selfenrolinstances[$instance->id] = $instanceobject;}}// If there is at least one unrestricted enrolment instance,// show the hint with information about each unrestricted active self enrolment in the course.if (!empty($selfenrolinstances) &&($selfenrolmentpossiblecurrently == true || $selfenrolmentpossiblefuture == true)) {// Prepare template context.$templatecontext = array();// Add the start of the hint t the template context// depending on the fact if enrolment is already possible currently or will be in the future.if ($selfenrolmentpossiblecurrently == true) {$templatecontext['selfenrolhintstart'] = get_string('showhintcourseselfenrolstartcurrently', 'theme_universe');} else if ($selfenrolmentpossiblefuture == true) {$templatecontext['selfenrolhintstart'] = get_string('showhintcourseselfenrolstartfuture', 'theme_universe');}// Iterate over all enrolment instances to output the details.foreach ($selfenrolinstances as $selfenrolinstanceid => $selfenrolinstanceobject) {// If the user has the capability to config self enrolments, enrich the instance name with the settings link.if (has_capability('enrol/self:config', \context_course::instance($COURSE->id))) {$url = new moodle_url('/enrol/editinstance.php', array('courseid' => $COURSE->id,'id' => $selfenrolinstanceid,'type' => 'self'));$selfenrolinstanceobject->name = html_writer::link($url, $selfenrolinstanceobject->name);}// Add the enrolment instance information to the template context depending on the instance configuration.if ($selfenrolinstanceobject->unrestrictedness == 'unlimited') {$templatecontext['selfenrolinstances'][] = get_string('showhintcourseselfenrolunlimited','theme_universe',array('name' => $selfenrolinstanceobject->name));} else if ($selfenrolinstanceobject->unrestrictedness == 'until') {$templatecontext['selfenrolinstances'][] = get_string('showhintcourseselfenroluntil','theme_universe',array('name' => $selfenrolinstanceobject->name,'until' => userdate($selfenrolinstanceobject->enddate)));} else if ($selfenrolinstanceobject->unrestrictedness == 'from') {$templatecontext['selfenrolinstances'][] = get_string('showhintcourseselfenrolfrom','theme_universe',array('name' => $selfenrolinstanceobject->name,'from' => userdate($selfenrolinstanceobject->startdate)));} else if ($selfenrolinstanceobject->unrestrictedness == 'since') {$templatecontext['selfenrolinstances'][] = get_string('showhintcourseselfenrolsince','theme_universe',array('name' => $selfenrolinstanceobject->name,'since' => userdate($selfenrolinstanceobject->startdate)));} else if ($selfenrolinstanceobject->unrestrictedness == 'fromuntil') {$templatecontext['selfenrolinstances'][] = get_string('showhintcourseselfenrolfromuntil','theme_universe',array('name' => $selfenrolinstanceobject->name,'until' => userdate($selfenrolinstanceobject->enddate),'from' => userdate($selfenrolinstanceobject->startdate)));} else if ($selfenrolinstanceobject->unrestrictedness == 'sinceuntil') {$templatecontext['selfenrolinstances'][] = get_string('showhintcourseselfenrolsinceuntil','theme_universe',array('name' => $selfenrolinstanceobject->name,'until' => userdate($selfenrolinstanceobject->enddate),'since' => userdate($selfenrolinstanceobject->startdate)));}}// If the user has the capability to config self enrolments, add the call for action to the template context.if (has_capability('enrol/self:config', \context_course::instance($COURSE->id))) {$templatecontext['calltoaction'] = true;} else {$templatecontext['calltoaction'] = false;}// Render template and add it to HTML code.$html .= $OUTPUT->render_from_template('theme_universe/course-hint-selfenrol', $templatecontext);}}// If the setting showswitchedroleincourse is set and the user has switched his role,// a hint for the role switch will be shown.if (get_config('theme_universe', 'showswitchedroleincourse') == 1&& is_role_switched($COURSE->id)) {// Get the role name switched to.$opts = \user_get_user_navigation_info($USER, $PAGE);$role = $opts->metadata['rolename'];// Get the URL to switch back (normal role).$url = new moodle_url('/course/switchrole.php',array('id' => $COURSE->id,'sesskey' => sesskey(),'switchrole' => 0,'returnurl' => $PAGE->url->out_as_local_url(false)));// Prepare template context.$templatecontext = array('role' => $role,'url' => $url->out());// Render template and add it to HTML code.$html .= $OUTPUT->render_from_template('theme_universe/course-hint-switchedrole', $templatecontext);}// Return HTML code.return $html;}/*** Serves the H5P Custom CSS.** @param string $filename The filename.* @param theme_config $theme The theme config object.** @throws dml_exception*/function theme_universe_serve_hvp_css($filename, $theme){global $CFG, $PAGE;require_once($CFG->dirroot . '/lib/configonlylib.php'); // For min_enable_zlib_compression.$PAGE->set_context(context_system::instance());$themename = $theme->name;$settings = new \theme_universe\util\theme_settings();$content = $settings->hvpcss;$md5content = md5($content);$md5stored = get_config('theme_universe', 'hvpccssmd5');if ((empty($md5stored)) || ($md5stored != $md5content)) {// Content changed, so the last modified time needs to change.set_config('hvpccssmd5', $md5content, $themename);$lastmodified = time();set_config('hvpccsslm', $lastmodified, $themename);} else {$lastmodified = get_config($themename, 'hvpccsslm');if (empty($lastmodified)) {$lastmodified = time();}}// Sixty days only - the revision may get incremented quite often.$lifetime = 60 * 60 * 24 * 60;header('HTTP/1.1 200 OK');header('Etag: "' . $md5content . '"');header('Content-Disposition: inline; filename="' . $filename . '"');header('Last-Modified: ' . gmdate('D, d M Y H:i:s', $lastmodified) . ' GMT');header('Expires: ' . gmdate('D, d M Y H:i:s', time() + $lifetime) . ' GMT');header('Pragma: ');header('Cache-Control: public, max-age=' . $lifetime);header('Accept-Ranges: none');header('Content-Type: text/css; charset=utf-8');if (!min_enable_zlib_compression()) {header('Content-Length: ' . strlen($content));}echo $content;die;}/*** Return the files from the additionalresources file area as templatecontext structure.* It was designed to compose the files for the settings-additionalresources-filelist.mustache template.* This function always loads the files from the filearea which is not really performant.* Thus, you have to take care where and how often you use it (or add some caching).** @return array|null* @throws coding_exception* @throws dml_exception*/function theme_universe_get_additionalresources_templatecontext(){global $OUTPUT;// Static variable to remember the files for subsequent calls of this function.static $filesforcontext = null;if ($filesforcontext == null) {// Get the system context.$systemcontext = \context_system::instance();// Get filearea.$fs = get_file_storage();// Get all files from filearea.$files = $fs->get_area_files($systemcontext->id, 'theme_universe', 'additionalresources', false, 'itemid', false);// Iterate over the files and fill the templatecontext of the file list.$filesforcontext = [];foreach ($files as $af) {$urlpersistent = new moodle_url('/pluginfile.php/1/theme_universe/additionalresources/0/' . $af->get_filename());$urlrevisioned = new moodle_url('/pluginfile.php/1/theme_universe/additionalresources/' . theme_get_revision() .'/' . $af->get_filename());$filesforcontext[] = ['filename' => $af->get_filename(),'filetype' => $af->get_mimetype(),'filesize' => display_size($af->get_filesize()),'fileicon' => $OUTPUT->image_icon(file_file_icon($af), get_mimetype_description($af)),'fileurlpersistent' => $urlpersistent->out(),'fileurlrevisioned' => $urlrevisioned->out(),];}}return $filesforcontext;}/*** Return the files from the customfonts file area as templatecontext structure.* It was designed to compose the files for the settings-customfonts-filelist.mustache template.* This function always loads the files from the filearea which is not really performant.* Thus, you have to take care where and how often you use it (or add some caching).** @return array|null* @throws coding_exception* @throws dml_exception* Credits: Boost_Union*/function theme_universe_get_customfonts_templatecontext(){global $OUTPUT;// Static variable to remember the files for subsequent calls of this function.static $filesforcontext = null;if ($filesforcontext == null) {// Get the system context.$systemcontext = \context_system::instance();// Get filearea.$fs = get_file_storage();// Get all files from filearea.$files = $fs->get_area_files($systemcontext->id, 'theme_universe', 'fontfiles', false, 'itemid', false);// Get the webfonts extensions list.$webfonts = theme_universe_get_webfonts_extensions();// Iterate over the files.$filesforcontext = [];foreach ($files as $af) {// Get the filename.$filename = $af->get_filename();// Check if the file is really a font file (as we can't really rely on the upload restriction in settings.php)// according to its file suffix (as the filetype might not have a known mimetype).// If it isn't a font file, skip it.$filenamesuffix = pathinfo($filename, PATHINFO_EXTENSION);if (!in_array('.' . $filenamesuffix, $webfonts)) {continue;}// Otherwise, fill the templatecontext of the file list.$urlpersistent = new moodle_url('/pluginfile.php/1/theme_universe/fontfiles/0/' . $filename);$filesforcontext[] = ['filename' => $filename,'fileurlpersistent' => $urlpersistent->out(),];}}return $filesforcontext;}/*** Helper function which returns an array of accepted webfonts extensions (including the dots).** @return array* Credits: Boost_Union*/function theme_universe_get_webfonts_extensions(){return ['.eot', '.otf', '.svg', '.ttf', '.woff', '.woff2'];}/*** Helper function which makes sure that all webfont file types are registered in the system.* The webfont file types need to be registered in the system, otherwise the admin settings filepicker wouldn't allow restricting* the uploadable file types to webfonts only.** Please note: If custom filetypes are defined in config.php, registering additional filetypes is not possible* due to a restriction in the set_custom_types() function in Moodle core. In this case, this function does not* register anything and will return false.** @return boolean true if the filetypes were registered, false if not.* @throws coding_exception* Credits: Boost_Union*/function theme_universe_register_webfonts_filetypes(){global $CFG;// If customfiletypes are set in config.php or PHP tests are running, we can't do anything.if (array_key_exists('customfiletypes', $CFG->config_php_settings) || PHPUNIT_TEST) {return false;}// Our array of webfont file types to register.// As we want to keep things simple, we do not set a particular icon for these file types.// Likewise, we do not set any type groups or use descriptions from the language pack.$webfonts = ['eot' => ['extension' => 'eot','mimetype' => 'application/vnd.ms-fontobject','coreicon' => 'unknown',],'otf' => ['extension' => 'otf','mimetype' => 'font/otf','coreicon' => 'unknown',],'svg' => ['extension' => 'svg','mimetype' => 'image/svg+xml','coreicon' => 'unknown',],'ttf' => ['extension' => 'ttf','mimetype' => 'font/ttf','coreicon' => 'unknown',],'woff' => ['extension' => 'woff','mimetype' => 'font/woff','coreicon' => 'unknown',],'woff2' => ['extension' => 'woff2','mimetype' => 'font/woff2','coreicon' => 'unknown',],];// First, get the list of currently registered file types.$currenttypes = core_filetypes::get_types();// Iterate over the webfonts file types.foreach ($webfonts as $f) {// If the file type is already registered, skip it.if (array_key_exists($f['extension'], $currenttypes)) {continue;}// Otherwise, register the file type.core_filetypes::add_type($f['extension'], $f['mimetype'], $f['coreicon']);}return true;}function theme_universe_get_default_blocks(){return array('course-view' => array('custom-region' => array('comments', 'messageteacher')),'course' => array('custom-region' => array('comments', 'messageteacher')),'incourse' => array('custom-region' => array('comments', 'messageteacher')),);}