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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/>.namespace core\output;/*** Class allowing different systems for mapping and rendering icons.** Possible icon styles are:* 1. standard - image tags are generated which point to pix icons stored in a plugin pix folder.* 2. fontawesome - font awesome markup is generated with the name of the icon mapped from the moodle icon name.* 3. inline - inline tags are used for svg and png so no separate page requests are made (at the expense of page size).** @package core* @category output* @copyright 2016 Damyon Wiese* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later*/class icon_system_fontawesome extends icon_system_font {/*** @var array $map Cached map of moodle icon names to font awesome icon names.*/private $map = [];/*** @var array $families List of Font Awesome families.*/private $families = ['fa-brands','fa-solid','fa-regular','fa-light','fa-thin','fa-duotone','fa-sharp',];public function get_core_icon_map() {return ['core:docs' => 'fa-circle-info','core:book' => 'fa-book','core:help' => 'fa-circle-question text-info','core:req' => 'fa-circle-exclamation text-danger','core:a/add_file' => 'fa-circle-plus','core:a/create_folder' => 'fa-folder-plus','core:a/download_all' => 'fa-download','core:a/help' => 'fa-circle-question text-info','core:a/logout' => 'fa-arrow-right-to-bracket','core:a/refresh' => 'fa-arrows-rotate','core:a/search' => 'fa-magnifying-glass','core:a/setting' => 'fa-gear','core:a/view_icon_active' => 'fa-border-all','core:a/view_list_active' => 'fa-list','core:a/view_tree_active' => 'fa-folder-tree','core:b/bookmark-new' => 'fa-regular fa-bookmark','core:b/document-edit' => 'fa-pen','core:b/document-new' => 'fa-file-circle-plus','core:b/document-properties' => 'fa-wrench','core:b/edit-copy' => 'fa-pen','core:b/edit-delete' => 'fa-trash-can','core:e/abbr' => 'fa-regular fa-message','core:e/absolute' => 'fa-crosshairs','core:e/accessibility_checker' => 'fa-universal-access','core:e/acronym' => 'fa-regular fa-comment','core:e/advance_hr' => 'fa-arrows-left-right','core:e/align_center' => 'fa-align-center','core:e/align_left' => 'fa-align-left','core:e/align_right' => 'fa-align-right','core:e/anchor' => 'fa-anchor','core:e/backward' => 'fa-arrow-left','core:e/bold' => 'fa-bold','core:e/bullet_list' => 'fa-list-ul','core:e/cancel' => 'fa-xmark','core:e/cancel_solid_circle' => 'fa-circle-xmark','core:e/cell_props' => 'fa-info','core:e/cite' => 'fa-quote-right','core:e/cleanup_messy_code' => 'fa-delete-left','core:e/clear_formatting' => 'fa-eraser','core:e/copy' => 'fa-regular fa-clone','core:e/cut' => 'fa-scissors','core:e/decrease_indent' => 'fa-outdent','core:e/delete_col' => 'fa-minus','core:e/delete_row' => 'fa-minus','core:e/delete' => 'fa-trash-can','core:e/delete_table' => 'fa-trash-can','core:e/document_properties' => 'fa-wrench','core:e/emoticons' => 'fa-regular fa-face-smile','core:e/find_replace' => 'fa-magnifying-glass-plus','core:e/file-text' => 'fa-regular fa-file-text','core:e/forward' => 'fa-arrow-right','core:e/fullpage' => 'fa-maximize','core:e/fullscreen' => 'fa-solid fa-expand','core:e/help' => 'fa-circle-question','core:e/increase_indent' => 'fa-indent','core:e/insert_date' => 'fa-regular fa-calendar-plus','core:e/insert_edit_image' => 'fa-regular fa-image','core:e/insert_edit_link' => 'fa-link','core:e/insert_edit_video' => 'fa-regular fa-file-video','core:e/insert_file' => 'fa-regular fa-file','core:e/insert_horizontal_ruler' => 'fa-ruler-horizontal','core:e/insert_nonbreaking_space' => 'fa-regular fa-square','core:e/insert_page_break' => 'fa-plus','core:e/insert_row_after' => 'fa-plus','core:e/insert_row_before' => 'fa-plus','core:e/insert' => 'fa-plus','core:e/insert_time' => 'fa-regular fa-clock','core:e/italic' => 'fa-italic','core:e/justify' => 'fa-align-justify','core:e/layers_over' => 'fa-turn-up','core:e/layers' => 'fa-layer-group','core:e/layers_under' => 'fa-turn-down','core:e/left_to_right' => 'fa-angles-right','core:e/manage_files' => 'fa-laptop-file','core:e/math' => 'fa-square-root-variable','core:e/merge_cells' => 'fa-arrows-to-circle','core:e/new_document' => 'fa-file-circle-plus','core:e/numbered_list' => 'fa-list-ol','core:e/page_break' => 'fa-arrows-left-right-to-line','core:e/paste' => 'fa-paste','core:e/paste_text' => 'fa-paste','core:e/paste_word' => 'fa-paste','core:e/prevent_autolink' => 'fa-exclamation','core:e/preview' => 'fa-magnifying-glass-plus','core:e/print' => 'fa-print','core:e/question' => 'fa-question','core:e/redo' => 'fa-arrow-rotate-right','core:e/remove_link' => 'fa-link-slash','core:e/remove_page_break' => 'fa-xmark','core:e/resize' => 'fa-up-right-and-down-left-from-center','core:e/restore_draft' => 'fa-trash-can-arrow-up','core:e/restore_last_draft' => 'fa-clock-rotate-left','core:e/right_to_left' => 'fa-angles-left','core:e/row_props' => 'fa-info','core:e/save' => 'fa-regular fa-floppy-disk','core:e/screenreader_helper' => 'fa-ear-listen','core:e/search' => 'fa-magnifying-glass','core:e/select_all' => 'fa-square-check','core:e/show_invisible_characters' => 'fa-solid fa-eye','core:e/source_code' => 'fa-code','core:e/special_character' => 'fa-pen-to-square','core:e/spellcheck' => 'fa-spell-check','core:e/strikethrough' => 'fa-strikethrough','core:e/styleparagraph' => 'fa-font','core:e/subscript' => 'fa-subscript','core:e/superscript' => 'fa-superscript','core:e/table_props' => 'fa-table','core:e/table' => 'fa-table','core:e/template' => 'fa-file-invoice','core:e/text_color_picker' => 'fa-eye-dropper','core:e/text_highlight_picker' => 'fa-solid fa-highlighter','core:e/text_highlight' => 'fa-solid fa-highlighter','core:e/tick' => 'fa-check','core:e/toggle_blockquote' => 'fa-quote-left','core:e/underline' => 'fa-underline','core:e/undo' => 'fa-rotate-left','core:e/visual_aid' => 'fa-universal-access','core:e/visual_blocks' => 'fa-audio-description','theme:fp/add_file' => 'fa-file-circle-plus','theme:fp/alias' => 'fa-share','theme:fp/alias_sm' => 'fa-share','theme:fp/check' => 'fa-check','theme:fp/create_folder' => 'fa-folder-plus','theme:fp/cross' => 'fa-xmark','theme:fp/download_all' => 'fa-download','theme:fp/help' => 'fa-question-circle','theme:fp/link' => 'fa-link','theme:fp/link_sm' => 'fa-link','theme:fp/logout' => 'fa-arrow-right-from-bracket','theme:fp/path_folder' => 'fa-folder','theme:fp/path_folder_rtl' => 'fa-folder','theme:fp/refresh' => 'fa-arrows-rotate','theme:fp/search' => 'fa-magnifying-glass','theme:fp/setting' => 'fa-gear','theme:fp/view_icon_active' => 'fa-border-all','theme:fp/view_list_active' => 'fa-list','theme:fp/view_tree_active' => 'fa-folder-tree','core:i/activities' => 'fa-file-pen','core:i/addblock' => 'fa-regular fa-square-plus','core:i/assignroles' => 'fa-user-tag','core:i/asterisk' => 'fa-asterisk','core:i/backup' => 'fa-circle-arrow-down','core:i/badge' => 'fa-award','core:i/breadcrumbdivider' => 'fa-chevron-right','core:i/bullhorn' => 'fa-bullhorn','core:i/calc' => 'fa-calculator','core:i/calendar' => 'fa-regular fa-calendar','core:i/calendareventdescription' => 'fa-align-left','core:i/calendareventtime' => 'fa-regular fa-clock','core:i/categoryevent' => 'fa-shapes','core:i/caution' => 'fa-warning text-warning','core:i/chartbar' => 'fa-chart-bar','core:i/checked' => 'fa-check','core:i/checkedcircle' => 'fa-circle-check','core:i/checkpermissions' => 'fa-user-lock','core:i/circleinfo' => 'fa-circle-info','core:i/cloudupload' => 'fa-cloud-upload','core:i/cohort' => 'fa-users-line','core:i/competencies' => 'fa-list-check','core:i/completion_self' => 'fa-user-check','core:i/contentbank' => 'fa-laptop-file','core:i/course' => 'fa-graduation-cap','core:i/courseevent' => 'fa-graduation-cap','core:i/customfield' => 'fa-cog','core:i/dashboard' => 'fa-gauge','core:i/db' => 'fa-database','core:i/delete' => 'fa-trash-can','core:i/down' => 'fa-arrow-down','core:i/dragdrop' => 'fa-arrows-up-down-left-right','core:i/duration' => 'fa-hourglass','core:i/edit' => 'fa-pen','core:i/email' => 'fa-envelope','core:i/emojicategoryactivities' => 'fa-futbol','core:i/emojicategoryanimalsnature' => 'fa-leaf','core:i/emojicategoryflags' => 'fa-flag','core:i/emojicategoryfooddrink' => 'fa-pizza-slice','core:i/emojicategoryobjects' => 'fa-hammer','core:i/emojicategorypeoplebody' => 'fa-person','core:i/emojicategoryrecent' => 'fa-regular fa-clock','core:i/emojicategorysmileysemotion' => 'fa-regular fa-face-smile','core:i/emojicategorysymbols' => 'fa-peace','core:i/emojicategorytravelplaces' => 'fa-plane','core:i/empty' => 'fa-regular fa-square','core:i/enrolmentsuspended' => 'fa-user-xmark','core:i/enrolusers' => 'fa-user-plus','core:i/excluded' => 'fa-circle-minus','core:i/expired' => 'fa-circle-exclamation text-warning','core:i/externallink' => 'fa-arrow-up-right-from-square','core:i/file_plus' => 'fa-file-circle-plus','core:i/files' => 'fa-file','core:i/filter' => 'fa-filter','core:i/flagged' => 'fa-flag','core:i/folder' => 'fa-folder','core:i/grade_correct' => 'fa-regular fa-circle-check text-success','core:i/grade_incorrect' => 'fa-regular fa-circle-xmark text-danger','core:i/grades' => 'fa-clipboard-check','core:i/grading' => 'fa-wand-magic-sparkles','core:i/gradingnotifications' => 'fa-regular fa-bell','core:i/group' => 'fa-users','core:i/groupevent' => 'fa-users','core:i/hide' => 'fa-regular fa-eye','core:i/hierarchylock' => 'fa-lock','core:i/home' => 'fa-house','core:i/incorrect' => 'fa-exclamation','core:i/info' => 'fa-info','core:i/invalid' => 'fa-xmark text-danger','core:i/language' => 'fa-language','core:i/link' => 'fa-link','core:i/loading' => 'fa-spinner fa-spin','core:i/loading_small' => 'fa-spinner fa-spin fa-sm','core:i/location' => 'fa-location-dot','core:i/lock' => 'fa-lock','core:i/log' => 'fa-check-to-slot','core:i/mahara_host' => 'fa-id-badge','core:i/manual_item' => 'fa-pen-to-square','core:i/marked' => 'fa-solid fa-highlighter','core:i/marker' => 'fa-pen-clip','core:i/mean' => 'fa-calculator','core:i/menu' => 'fa-ellipsis-vertical','core:i/menubars' => 'fa-bars','core:i/messagecontentaudio' => 'fa-volume-high','core:i/messagecontentimage' => 'fa-image','core:i/messagecontentmultimediageneral' => 'fa-photo-film','core:i/messagecontentvideo' => 'fa-film','core:i/mnethost' => 'fa-square-arrow-up-right','core:i/moodle_host' => 'fa-graduation-cap','core:i/moremenu' => 'fa-ellipsis','core:i/move_2d' => 'fa-arrows-up-down-left-right','core:i/muted' => 'fa-microphone-slash','core:i/navigationitem' => 'fa-fw','core:i/ne_red_mark' => 'fa-xmark text-danger','core:i/new' => 'fa-bolt','core:i/news' => 'fa-newspaper','core:i/next' => 'fa-chevron-right','core:i/nosubcat' => 'fa-plus-square-o','core:i/notifications' => 'fa-bell','core:i/open' => 'fa-folder-open','core:i/otherevent' => 'fa-circle-info','core:i/outcomes' => 'fa-list-check','core:i/overriden_grade' => 'fa-pen-to-square','core:i/payment' => 'fa-solid fa-credit-card','core:i/permissionlock' => 'fa-user-lock','core:i/permissions' => 'fa-user-lock','core:i/persona_sign_in_black' => 'fa-person','core:i/portfolio' => 'fa-briefcase','core:i/preview' => 'fa-magnifying-glass-plus','core:i/previous' => 'fa-chevron-left','core:i/privatefiles' => 'fa-file-circle-minus','core:i/progressbar' => 'fa-spinner fa-spin','core:i/publish' => 'fa-arrow-up-from-bracket','core:i/questions' => 'fa-question','core:i/reload' => 'fa-rotate-right','core:i/report' => 'fa-chart-column','core:i/repository' => 'fa-hard-drive','core:i/restore' => 'fa-trash-can-arrow-up','core:i/return' => 'fa-arrow-left','core:i/risk_config' => 'fa-triangle-exclamation text-muted','core:i/risk_dataloss' => 'fa-triangle-exclamation text-danger','core:i/risk_managetrust' => 'fa-triangle-exclamation text-warning','core:i/risk_personal' => 'fa-triangle-exclamation text-info','core:i/risk_spam' => 'fa-triangle-exclamation text-primary','core:i/risk_xss' => 'fa-triangle-exclamation text-danger','core:i/role' => 'fa-user-tie','core:i/rss' => 'fa-rss','core:i/rsssitelogo' => 'fa-graduation-cap','core:i/scales' => 'fa-scale-balanced','core:i/scheduled' => 'fa-regular fa-calendar-check','core:i/search' => 'fa-magnifying-glass','core:i/section' => 'fa-regular fa-rectangle-list','core:i/sendmessage' => 'fa-regular fa-paper-plane','core:i/settings' => 'fa-gear','core:i/share' => 'fa-regular fa-share-from-square','core:i/show' => 'fa-regular fa-eye-slash','core:i/siteevent' => 'fa-solid fa-globe','core:i/star' => 'fa-star','core:i/star-o' => 'fa-regular fa-star','core:i/star-rating' => 'fa-star','core:i/stats' => 'fa-chart-line','core:i/switch' => 'fa-right-left','core:i/switchrole' => 'fa-people-arrows','core:i/trash' => 'fa-trash-can','core:i/twoway' => 'fa-arrows-left-right','core:i/unchecked' => 'fa-regular fa-square','core:i/uncheckedcircle' => 'fa-regular fa-circle','core:i/unflagged' => 'fa-regular fa-flag','core:i/unlock' => 'fa-unlock','core:i/up' => 'fa-arrow-up','core:i/upload' => 'fa-upload','core:i/user' => 'fa-user','core:i/userevent' => 'fa-clipboard-user','core:i/users' => 'fa-user-group','core:i/valid' => 'fa-check text-success','core:i/viewcategory' => 'fa-pager','core:i/viewsection' => 'fa-pager','core:i/warning' => 'fa-triangle-exclamation text-warning','core:i/window_close' => 'fa-xmark','core:i/withsubcat' => 'fa-network-wired','core:m/USD' => 'fa-dollar-sign','core:t/add' => 'fa-plus','core:t/addcontact' => 'fa-address-card','core:t/angles-down' => 'fa-angles-down','core:t/angles-left' => 'fa-angles-left','core:t/angles-right' => 'fa-angles-right','core:t/angles-up' => 'fa-angles-up','core:t/approve' => 'fa-thumbs-up','core:t/assignroles' => 'fa-user-tag','core:t/award' => 'fa-award','core:t/backpack' => 'fa-suitcase-rolling','core:t/backup' => 'fa-circle-arrow-down','core:t/block' => 'fa-ban','core:t/block_to_dock' => 'fa-chevron-left','core:t/block_to_dock_rtl' => 'fa-chevron-right','core:t/blocks_drawer' => 'fa-chevron-left','core:t/blocks_drawer_rtl' => 'fa-chevron-right','core:t/calc_off' => 'fa-calculator','core:t/calc' => 'fa-calculator','core:t/check' => 'fa-check','core:t/clipboard' => 'fa-clipboard','core:t/cohort' => 'fa-users-line','core:t/collapsed_empty_rtl' => 'fa-chevron-left','core:t/collapsed_empty' => 'fa-chevron-right','core:t/collapsed_rtl' => 'fa-chevron-left','core:t/collapsed' => 'fa-chevron-right','core:t/collapsedchevron' => 'fa-chevron-right','core:t/collapsedchevron_rtl' => 'fa-chevron-left','core:t/collapsedchevron_up' => 'fa-chevron-up','core:t/completion_complete' => 'fa-circle','core:t/completion_fail' => 'fa-xmark','core:t/contextmenu' => 'fa-ellipsis-vertical','core:t/copy' => 'fa-solid fa-clone','core:t/delete' => 'fa-trash-can','core:t/dock_to_block_rtl' => 'fa-chevron-left','core:t/dock_to_block' => 'fa-chevron-right','core:t/dockclose' => 'fa-xmark','core:t/down' => 'fa-arrow-down','core:t/download' => 'fa-download','core:t/downlong' => 'fa-arrow-down-long','core:t/dropdown' => 'fa-caret-down','core:t/edit_menu' => 'fa-ellipsis-vertical','core:t/edit' => 'fa-pen','core:t/editinline' => 'fa-pen','core:t/editstring' => 'fa-pen','core:t/email' => 'fa-regular fa-envelope','core:t/emailno' => 'fa-ban','core:t/emptystar' => 'fa-regular fa-star','core:t/enrolusers' => 'fa-user-plus','core:t/expanded' => 'fa-chevron-down','core:t/expandedchevron' => 'fa-chevron-down','core:t/go' => 'fa-play','core:t/grades' => 'fa-table-list','core:t/groupn' => 'fa-user','core:t/groups' => 'fa-circle-user','core:t/groupv' => 'fa-regular fa-circle-user','core:t/hide' => 'fa-regular fa-eye','core:t/index_drawer' => 'fa-list','core:t/left' => 'fa-arrow-left','core:t/less' => 'fa-minus','core:t/life-ring' => 'fa-life-ring','core:t/lock' => 'fa-unlock','core:t/locked' => 'fa-lock','core:t/log' => 'fa-history','core:t/markasread' => 'fa-check','core:t/message' => 'fa-message','core:t/messages' => 'fa-comments','core:t/messages-o' => 'fa-regular fa-comments','core:t/more' => 'fa-caret-down','core:t/move' => 'fa-arrows-up-down','core:t/online' => 'fa-circle-check','core:t/passwordunmask-edit' => 'fa-pen','core:t/passwordunmask-reveal' => 'fa-solid fa-eye','core:t/play' => 'fa-play','core:t/portfolioadd' => 'fa-plus','core:t/preferences' => 'fa-wrench','core:t/preview' => 'fa-magnifying-glass-plus','core:t/print' => 'fa-print','core:t/reload' => 'fa-rotate-right','core:t/removecontact' => 'fa-user-xmark','core:t/reset' => 'fa-arrow-rotate-left','core:t/restore' => 'fa-trash-can-arrow-up','core:t/right' => 'fa-arrow-right','core:t/sendmessage' => 'fa-regular fa-paper-plane','core:t/show' => 'fa-eye-slash','core:t/sort_asc' => 'fa-arrow-up-short-wide','core:t/sort_by' => 'fa-arrow-down-wide-short','core:t/sort_desc' => 'fa-arrow-down-short-wide','core:t/sort' => 'fa-sort','core:t/stealth' => 'fa-low-vision','core:t/stop' => 'fa-stop','core:t/switch_minus' => 'fa-minus','core:t/switch_plus' => 'fa-plus','core:t/switch_whole' => 'fa-regular fa-square','core:t/tags' => 'fa-tags','core:t/unblock' => 'fa-unlock-keyhole','core:t/unlock' => 'fa-lock','core:t/unlocked' => 'fa-lock-open','core:t/up' => 'fa-arrow-up','core:t/uplong' => 'fa-arrow-up-long','core:t/user' => 'fa-user','core:t/viewdetails' => 'fa-magnifying-glass-plus',];}#[\Override]public function get_deprecated_icons(): array {// Add deprecated core icons to parent deprecated icons.return array_merge(parent::get_deprecated_icons(),[// Deprecated since Moodle 5.0.'core:a/em1_bwgreater','core:a/em1_greater','core:a/em1_lesser','core:a/em1_raquo','core:a/l_breadcrumb','core:a/r_breadcrumb','core:a/r_go','core:a/r_next','core:a/r_previous','core:adv','core:c/event','core:e/layers_over','core:e/layers_under','core:e/row_props','core:e/styleprops','core:i/admin','core:i/closed','core:i/dropdown','core:i/emojicategorysmileyspeople','core:i/feedback','core:i/feedback_add','core:i/grademark','core:i/grademark-grey','core:i/guest','core:i/ical','core:i/key','core:i/mahara_host','core:madewithmoodle','core:t/adddir','core:t/addfile','core:t/arrow_left','core:t/calendar','core:t/collapsedcaret','core:t/enroladd','core:t/feedback','core:t/feedback_add','core:t/hiddenuntil','core:t/hideuntil','core:t/mean','core:t/moveleft','core:t/nonempty','core:t/outcomes','core:t/ranges','core:t/removeright','core:t/scales','core:t/sigma','core:t/sigmaplus','core:t/switch','core:t/usernot','core:webding','theme:fp/dnd_arrow','theme:fp/folder','theme:fp/list','theme:fp/th','theme:mod/quiz/checkmark','theme:mod/quiz/flag-on','theme:mod/quiz/warningtriangle','theme:mod/quiz/whitecircle',],);}/*** Overridable function to get a mapping of all icons.* Default is to do no mapping.*/public function get_icon_name_map() {if ($this->map === []) {$cache = \cache::make('core', 'fontawesomeiconmapping');// Create different mapping keys for different icon system classes, there may be several different// themes on the same site.$mapkey = 'mapping_' . preg_replace('/[^a-zA-Z0-9_]/', '_', get_class($this));$this->map = $cache->get($mapkey);if (empty($this->map)) {$this->map = $this->get_core_icon_map();$callback = 'get_fontawesome_icon_map';if ($pluginsfunction = get_plugins_with_function($callback)) {foreach ($pluginsfunction as $plugintype => $plugins) {foreach ($plugins as $pluginfunction) {$pluginmap = $pluginfunction();$this->map += $pluginmap;}}}$deprecated = $this->get_deprecated_icons();foreach ($this->map as $from => $to) {// Add the solid class by default to all icons that have not specific family.$this->map[$from] = $this->add_family($to);// Add the deprecated class to all deprecated icons.if (in_array($from, $deprecated)) {$this->map[$from] .= ' deprecated deprecated-'.$from;}}$cache->set($mapkey, $this->map);}}return $this->map;}/*** Add the family to the icon if not present.** @param string $cssclasses The icon classes.* @return string The icon classes with the family.*/protected function add_family(string $cssclasses): string {$family = array_intersect(explode(' ', $cssclasses), $this->families);if (count($family) != 0) {return $cssclasses;}return 'fa ' . $cssclasses;}#[\Override]public function get_amd_name() {return 'core/icon_system_fontawesome';}#[\Override]public function render_pix_icon(renderer_base $output, pix_icon $icon) {$subtype = 'pix_icon_fontawesome';$subpix = new $subtype($icon);$data = $subpix->export_for_template($output);if (!$subpix->is_mapped()) {$data['unmappedIcon'] = $icon->export_for_template($output);// If the icon is not mapped, we need to check if it is deprecated.$component = $icon->component;if (empty($component) || $component === 'moodle' || $component === 'core') {$component = 'core';}$iconname = $component . ':' . $icon->pix;if (in_array($iconname, $this->get_deprecated_icons())) {$data['unmappedIcon']['extraclasses'] .= ' deprecated deprecated-'.$iconname;}}if (isset($icon->attributes['aria-hidden'])) {$data['aria-hidden'] = $icon->attributes['aria-hidden'];}// Flip question mark icon orientation when the `questioniconfollowlangdirection` lang config string is set to `yes`.$isquestionicon = strpos($data['key'], 'fa-question') !== false;if ($isquestionicon && right_to_left() && get_string('questioniconfollowlangdirection', 'langconfig') === 'yes') {$data['extraclasses'] = "fa-flip-horizontal";}return $output->render_from_template('core/pix_icon_fontawesome', $data);}}