FM / js

/home/techb158/public_html/wp-admin/js

Name	Size	Mode	Actions
widgets/	-	0777	rm
accordion.js	2933	0666	edit dl rm
accordion.min.js	758	0666	edit dl rm
application-passwords.js	6394	0666	edit dl rm
application-passwords.min.js	3024	0666	edit dl rm
auth-app.js	5796	0666	edit dl rm
auth-app.min.js	2084	0666	edit dl rm
code-editor.js	17963	0666	edit dl rm
code-editor.min.js	3543	0666	edit dl rm
color-picker.js	9768	0666	edit dl rm
color-picker.min.js	3486	0666	edit dl rm
comment.js	5205	0666	edit dl rm
comment.min.js	2081	0666	edit dl rm
common.js	70421	0666	edit dl rm
common.min.js	26210	0666	edit dl rm
custom-background.js	3435	0666	edit dl rm
custom-background.min.js	1206	0666	edit dl rm
custom-header.js	2023	0666	edit dl rm
customize-controls.js	295905	0666	edit dl rm
customize-controls.min.js	112538	0666	edit dl rm
customize-nav-menus.js	114134	0666	edit dl rm
customize-nav-menus.min.js	48272	0666	edit dl rm
customize-widgets.js	71727	0666	edit dl rm
customize-widgets.min.js	28065	0666	edit dl rm
dashboard.js	27562	0666	edit dl rm
dashboard.min.js	8711	0666	edit dl rm
edit-comments.js	38139	0666	edit dl rm
edit-comments.min.js	15515	0666	edit dl rm
editor-expand.js	42606	0666	edit dl rm
editor-expand.min.js	13451	0666	edit dl rm
editor.js	45055	0666	edit dl rm
editor.min.js	13085	0666	edit dl rm
farbtastic.js	7849	0666	edit dl rm
gallery.js	5543	0666	edit dl rm
gallery.min.js	3741	0666	edit dl rm
image-edit.js	40936	0666	edit dl rm
image-edit.min.js	15515	0666	edit dl rm
inline-edit-post.js	20676	0666	edit dl rm
inline-edit-post.min.js	9586	0666	edit dl rm
inline-edit-tax.js	7797	0666	edit dl rm
inline-edit-tax.min.js	2997	0666	edit dl rm
iris.min.js	23643	0666	edit dl rm
language-chooser.js	890	0666	edit dl rm
language-chooser.min.js	423	0666	edit dl rm
link.js	4873	0666	edit dl rm
link.min.js	2319	0666	edit dl rm
media-gallery.js	1303	0666	edit dl rm
media-gallery.min.js	611	0666	edit dl rm
media-upload.js	3465	0666	edit dl rm
media-upload.min.js	1152	0666	edit dl rm
media.js	6765	0666	edit dl rm
media.min.js	2439	0666	edit dl rm
nav-menu.js	62617	0666	edit dl rm
nav-menu.min.js	30785	0666	edit dl rm
password-strength-meter.js	4236	0666	edit dl rm
password-strength-meter.min.js	1123	0666	edit dl rm
password-toggle.js	1339	0666	edit dl rm
password-toggle.min.js	847	0666	edit dl rm
plugin-install.js	7086	0666	edit dl rm
plugin-install.min.js	2403	0666	edit dl rm
post.js	40494	0666	edit dl rm
post.min.js	19415	0666	edit dl rm
postbox.js	18937	0666	edit dl rm
postbox.min.js	6761	0666	edit dl rm
privacy-tools.js	11146	0666	edit dl rm
privacy-tools.min.js	5189	0666	edit dl rm
revisions.js	34729	0666	edit dl rm
revisions.min.js	18401	0666	edit dl rm
set-post-thumbnail.js	876	0666	edit dl rm
set-post-thumbnail.min.js	620	0666	edit dl rm
site-health.js	13880	0666	edit dl rm
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site-icon.js	6853	0666	edit dl rm
site-icon.min.js	2532	0666	edit dl rm
svg-painter.js	3280	0666	edit dl rm
svg-painter.min.js	1567	0666	edit dl rm
tags-box.js	11140	0666	edit dl rm
tags-box.min.js	3077	0666	edit dl rm
tags-suggest.js	5771	0666	edit dl rm
tags-suggest.min.js	2269	0666	edit dl rm
tags.js	7839	0666	edit dl rm
tags.min.js	3111	0666	edit dl rm
theme-plugin-editor.js	26176	0666	edit dl rm
theme-plugin-editor.min.js	12104	0666	edit dl rm
theme.js	57350	0666	edit dl rm
theme.min.js	27530	0666	edit dl rm
updates.js	111999	0666	edit dl rm
updates.min.js	48443	0666	edit dl rm
user-profile.js	18161	0666	edit dl rm
user-profile.min.js	7914	0666	edit dl rm
user-suggest.js	2301	0666	edit dl rm
user-suggest.min.js	676	0666	edit dl rm
widgets.js	23098	0666	edit dl rm
widgets.min.js	12609	0666	edit dl rm
word-count.js	7696	0666	edit dl rm
word-count.min.js	1530	0666	edit dl rm
xfn.js	740	0666	edit dl rm
xfn.min.js	458	0666	edit dl rm

Edit: /home/techb158/public_html/wp-admin/js/theme-plugin-editor.js (26176B)

/**
 * @output wp-admin/js/theme-plugin-editor.js
 */

/* eslint-env es2020 */

/* eslint no-magic-numbers: ["error", { "ignore": [-1, 0, 1, 9, 1000] }] */

if ( ! window.wp ) {
	window.wp = {};
}

wp.themePluginEditor = (function( $ ) {
	'use strict';
	var component, TreeLinks,
		__ = wp.i18n.__, _n = wp.i18n._n, sprintf = wp.i18n.sprintf;

component = {
		codeEditor: {},
		instance: null,
		noticeElements: {},
		dirty: false,
		lintErrors: []
	};

/**
	 * Initialize component.
	 *
	 * @since 4.9.0
	 *
	 * @param {jQuery}         form - Form element.
	 * @param {Object}         settings - Settings.
	 * @param {Object|boolean} settings.codeEditor - Code editor settings (or `false` if syntax highlighting is disabled).
	 * @return {void}
	 */
	component.init = function init( form, settings ) {

component.form = form;
		if ( settings ) {
			$.extend( component, settings );
		}

component.noticeTemplate = wp.template( 'wp-file-editor-notice' );
		component.noticesContainer = component.form.find( '.editor-notices' );
		component.submitButton = component.form.find( ':input[name=submit]' );
		component.spinner = component.form.find( '.submit .spinner' );
		component.form.on( 'submit', component.submit );
		component.textarea = component.form.find( '#newcontent' );
		component.textarea.on( 'change', component.onChange );
		component.warning = $( '.file-editor-warning' );
		component.docsLookUpButton = component.form.find( '#docs-lookup' );
		component.docsLookUpList = component.form.find( '#docs-list' );

if ( component.warning.length > 0 ) {
			component.showWarning();
		}

if ( false !== component.codeEditor ) {
			/*
			 * Defer adding notices until after DOM ready as workaround for WP Admin injecting
			 * its own managed dismiss buttons and also to prevent the editor from showing a notice
			 * when the file had linting errors to begin with.
			 */
			_.defer( function() {
				component.initCodeEditor();
			} );
		}

$( component.initFileBrowser );

$( window ).on( 'beforeunload', function() {
			if ( component.dirty ) {
				return __( 'The changes you made will be lost if you navigate away from this page.' );
			}
			return undefined;
		} );

component.docsLookUpList.on( 'change', function() {
			var option = $( this ).val();
			if ( '' === option ) {
				component.docsLookUpButton.prop( 'disabled', true );
			} else {
				component.docsLookUpButton.prop( 'disabled', false );
			}
		} );

// Initiate saving the file when not focused in CodeMirror or when the user has syntax highlighting turned off.
		$( window ).on( 'keydown', function( event ) {
			if (
				( event.ctrlKey || event.metaKey ) &&
				( 's' === event.key.toLowerCase() ) &&
				( ! component.instance || ! component.instance.codemirror.hasFocus() )
			) {
				event.preventDefault();
				component.form.trigger( 'submit' );
			}
		} );
	};

/**
	 * Set up and display the warning modal.
	 *
	 * @since 4.9.0
	 * @return {void}
	 */
	component.showWarning = function() {
		// Get the text within the modal.
		var rawMessage = component.warning.find( '.file-editor-warning-message' ).text();
		// Hide all the #wpwrap content from assistive technologies.
		$( '#wpwrap' ).attr( 'aria-hidden', 'true' );
		// Detach the warning modal from its position and append it to the body.
		$( document.body )
			.addClass( 'modal-open' )
			.append( component.warning.detach() );
		// Reveal the modal and set focus on the go back button.
		component.warning
			.removeClass( 'hidden' )
			.find( '.file-editor-warning-go-back' ).trigger( 'focus' );
		// Get the links and buttons within the modal.
		component.warningTabbables = component.warning.find( 'a, button' );
		// Attach event handlers.
		component.warningTabbables.on( 'keydown', component.constrainTabbing );
		component.warning.on( 'click', '.file-editor-warning-dismiss', component.dismissWarning );
		// Make screen readers announce the warning message after a short delay (necessary for some screen readers).
		setTimeout( function() {
			wp.a11y.speak( wp.sanitize.stripTags( rawMessage.replace( /\s+/g, ' ' ) ), 'assertive' );
		}, 1000 );
	};

/**
	 * Constrain tabbing within the warning modal.
	 *
	 * @since 4.9.0
	 * @param {Object} event jQuery event object.
	 * @return {void}
	 */
	component.constrainTabbing = function( event ) {
		var firstTabbable, lastTabbable;

if ( 9 !== event.which ) {
			return;
		}

firstTabbable = component.warningTabbables.first()[0];
		lastTabbable = component.warningTabbables.last()[0];

if ( lastTabbable === event.target && ! event.shiftKey ) {
			firstTabbable.focus();
			event.preventDefault();
		} else if ( firstTabbable === event.target && event.shiftKey ) {
			lastTabbable.focus();
			event.preventDefault();
		}
	};

/**
	 * Dismiss the warning modal.
	 *
	 * @since 4.9.0
	 * @return {void}
	 */
	component.dismissWarning = function() {

wp.ajax.post( 'dismiss-wp-pointer', {
			pointer: component.themeOrPlugin + '_editor_notice'
		});

// Hide modal.
		component.warning.remove();
		$( '#wpwrap' ).removeAttr( 'aria-hidden' );
		$( 'body' ).removeClass( 'modal-open' );
	};

/**
	 * Callback for when a change happens.
	 *
	 * @since 4.9.0
	 * @return {void}
	 */
	component.onChange = function() {
		component.dirty = true;
		component.removeNotice( 'file_saved' );
	};

/**
	 * Submit file via Ajax.
	 *
	 * @since 4.9.0
	 * @param {jQuery.Event} event - Event.
	 * @return {void}
	 */
	component.submit = function( event ) {
		var data = {}, request;
		event.preventDefault(); // Prevent form submission in favor of Ajax below.
		$.each( component.form.serializeArray(), function() {
			data[ this.name ] = this.value;
		} );

// Use value from codemirror if present.
		if ( component.instance ) {
			data.newcontent = component.instance.codemirror.getValue();
		}

if ( component.isSaving ) {
			return;
		}

if ( component.instance && component.instance.updateErrorNotice ) {
			component.instance.updateErrorNotice();
		}

// Scroll to the line that has the error.
		if ( component.lintErrors.length ) {
			component.instance.codemirror.setCursor( component.lintErrors[0].from.line );
			return;
		}

component.isSaving = true;
		component.textarea.prop( 'readonly', true );
		if ( component.instance ) {
			component.instance.codemirror.setOption( 'readOnly', true );
		}

component.spinner.addClass( 'is-active' );
		request = wp.ajax.post( 'edit-theme-plugin-file', data );

// Remove previous save notice before saving.
		if ( component.lastSaveNoticeCode ) {
			component.removeNotice( component.lastSaveNoticeCode );
		}

request.done( function( response ) {
			component.lastSaveNoticeCode = 'file_saved';
			component.addNotice({
				code: component.lastSaveNoticeCode,
				type: 'success',
				message: response.message,
				dismissible: true
			});
			component.dirty = false;
		} );

request.fail( function( response ) {
			var notice = $.extend(
				{
					code: 'save_error',
					message: __( 'An error occurred while saving your changes. Please try again. If the problem persists, you may need to manually update the file via FTP.' )
				},
				response,
				{
					type: 'error',
					dismissible: true
				}
			);
			component.lastSaveNoticeCode = notice.code;
			component.addNotice( notice );
		} );

request.always( function() {
			component.spinner.removeClass( 'is-active' );
			component.isSaving = false;

component.textarea.prop( 'readonly', false );
			if ( component.instance ) {
				component.instance.codemirror.setOption( 'readOnly', false );
			}
		} );
	};

/**
	 * Add notice.
	 *
	 * @since 4.9.0
	 *
	 * @param {Object}   notice - Notice.
	 * @param {string}   notice.code - Code.
	 * @param {string}   notice.type - Type.
	 * @param {string}   notice.message - Message.
	 * @param {boolean}  [notice.dismissible=false] - Dismissible.
	 * @param {Function} [notice.onDismiss] - Callback for when a user dismisses the notice.
	 * @return {jQuery} Notice element.
	 */
	component.addNotice = function( notice ) {
		var noticeElement;

if ( ! notice.code ) {
			throw new Error( 'Missing code.' );
		}

// Only let one notice of a given type be displayed at a time.
		component.removeNotice( notice.code );

noticeElement = $( component.noticeTemplate( notice ) );
		noticeElement.hide();

noticeElement.find( '.notice-dismiss' ).on( 'click', function() {
			component.removeNotice( notice.code );
			if ( notice.onDismiss ) {
				notice.onDismiss( notice );
			}
		} );

wp.a11y.speak( notice.message );

component.noticesContainer.append( noticeElement );
		noticeElement.slideDown( 'fast' );
		component.noticeElements[ notice.code ] = noticeElement;
		return noticeElement;
	};

/**
	 * Remove notice.
	 *
	 * @since 4.9.0
	 *
	 * @param {string} code - Notice code.
	 * @return {boolean} Whether a notice was removed.
	 */
	component.removeNotice = function( code ) {
		if ( component.noticeElements[ code ] ) {
			component.noticeElements[ code ].slideUp( 'fast', function() {
				$( this ).remove();
			} );
			delete component.noticeElements[ code ];
			return true;
		}
		return false;
	};

/**
	 * Initialize code editor.
	 *
	 * @since 4.9.0
	 * @return {void}
	 */
	component.initCodeEditor = function initCodeEditor() {
		var codeEditorSettings, editor;

codeEditorSettings = $.extend( {}, component.codeEditor );

/**
		 * Handle tabbing to the field before the editor.
		 *
		 * @since 4.9.0
		 *
		 * @return {void}
		 */
		codeEditorSettings.onTabPrevious = function() {
			$( '#templateside' ).find( ':tabbable' ).last().trigger( 'focus' );
		};

/**
		 * Handle tabbing to the field after the editor.
		 *
		 * @since 4.9.0
		 *
		 * @return {void}
		 */
		codeEditorSettings.onTabNext = function() {
			$( '#template' ).find( ':tabbable:not(.CodeMirror-code)' ).first().trigger( 'focus' );
		};

/**
		 * Handle change to the linting errors.
		 *
		 * @since 4.9.0
		 *
		 * @param {Array} errors - List of linting errors.
		 * @return {void}
		 */
		codeEditorSettings.onChangeLintingErrors = function( errors ) {
			component.lintErrors = errors;

// Only disable the button in onUpdateErrorNotice when there are errors so users can still feel they can click the button.
			if ( 0 === errors.length ) {
				component.submitButton.toggleClass( 'disabled', false );
			}
		};

/**
		 * Update error notice.
		 *
		 * @since 4.9.0
		 *
		 * @param {Array} errorAnnotations - Error annotations.
		 * @return {void}
		 */
		codeEditorSettings.onUpdateErrorNotice = function onUpdateErrorNotice( errorAnnotations ) {
			var noticeElement;

component.submitButton.toggleClass( 'disabled', errorAnnotations.length > 0 );

if ( 0 !== errorAnnotations.length ) {
				noticeElement = component.addNotice({
					code: 'lint_errors',
					type: 'error',
					message: sprintf(
						/* translators: %s: Error count. */
						_n(
							'There is %s error which must be fixed before you can update this file.',
							'There are %s errors which must be fixed before you can update this file.',
							errorAnnotations.length
						),
						String( errorAnnotations.length )
					),
					dismissible: false
				});
				noticeElement.find( 'input[type=checkbox]' ).on( 'click', function() {
					codeEditorSettings.onChangeLintingErrors( [] );
					component.removeNotice( 'lint_errors' );
				} );
			} else {
				component.removeNotice( 'lint_errors' );
			}
		};

editor = wp.codeEditor.initialize( $( '#newcontent' ), codeEditorSettings );
		editor.codemirror.on( 'change', component.onChange );

function onSaveShortcut() {
			component.form.trigger( 'submit' );
		}

editor.codemirror.setOption( 'extraKeys', {
			...( editor.codemirror.getOption( 'extraKeys' ) || {} ),
			'Ctrl-S': onSaveShortcut,
			'Cmd-S': onSaveShortcut,
		} );

// Improve the editor accessibility.
		$( editor.codemirror.display.lineDiv )
			.attr({
				role: 'textbox',
				'aria-multiline': 'true',
				'aria-labelledby': 'theme-plugin-editor-label',
				'aria-describedby': 'editor-keyboard-trap-help-1 editor-keyboard-trap-help-2 editor-keyboard-trap-help-3 editor-keyboard-trap-help-4'
			});

// Focus the editor when clicking on its label.
		$( '#theme-plugin-editor-label' ).on( 'click', function() {
			editor.codemirror.focus();
		});

component.instance = editor;
	};

/**
	 * Initialization of the file browser's folder states.
	 *
	 * @since 4.9.0
	 * @return {void}
	 */
	component.initFileBrowser = function initFileBrowser() {

var $templateside = $( '#templateside' );

// Collapse all folders.
		$templateside.find( '[role="group"]' ).parent().attr( 'aria-expanded', false );

// Expand ancestors to the current file.
		$templateside.find( '.notice' ).parents( '[aria-expanded]' ).attr( 'aria-expanded', true );

// Find Tree elements and enhance them.
		$templateside.find( '[role="tree"]' ).each( function() {
			var treeLinks = new TreeLinks( this );
			treeLinks.init();
		} );

// Scroll the current file into view.
		$templateside.find( '.current-file:first' ).each( function() {
			if ( this.scrollIntoViewIfNeeded ) {
				this.scrollIntoViewIfNeeded();
			} else {
				this.scrollIntoView( false );
			}
		} );
	};

/* jshint ignore:start */
	/* jscs:disable */
	/* eslint-disable */

/**
	 * Creates a new TreeitemLink.
	 *
	 * @since 4.9.0
	 * @class
	 * @private
	 * @see {@link https://www.w3.org/TR/wai-aria-practices-1.1/examples/treeview/treeview-2/treeview-2b.html|W3C Treeview Example}
	 * @license W3C-20150513
	 */
	var TreeitemLink = (function () {
		/**
		 *   This content is licensed according to the W3C Software License at
		 *   https://www.w3.org/Consortium/Legal/2015/copyright-software-and-document
		 *
		 *   File:   TreeitemLink.js
		 *
		 *   Desc:   Treeitem widget that implements ARIA Authoring Practices
		 *           for a tree being used as a file viewer
		 *
		 *   Author: Jon Gunderson, Ku Ja Eun and Nicholas Hoyt
		 */

/**
		 *   @constructor
		 *
		 *   @desc
		 *       Treeitem object for representing the state and user interactions for a
		 *       treeItem widget
		 *
		 *   @param node
		 *       An element with the role=tree attribute
		 */

var TreeitemLink = function (node, treeObj, group) {

// Check whether node is a DOM element.
			if (typeof node !== 'object') {
				return;
			}

node.tabIndex = -1;
			this.tree = treeObj;
			this.groupTreeitem = group;
			this.domNode = node;
			this.label = node.textContent.trim();
			this.stopDefaultClick = false;

if (node.getAttribute('aria-label')) {
				this.label = node.getAttribute('aria-label').trim();
			}

this.isExpandable = false;
			this.isVisible = false;
			this.inGroup = false;

if (group) {
				this.inGroup = true;
			}

var elem = node.firstElementChild;

while (elem) {

if (elem.tagName.toLowerCase() == 'ul') {
					elem.setAttribute('role', 'group');
					this.isExpandable = true;
					break;
				}

elem = elem.nextElementSibling;
			}

this.keyCode = Object.freeze({
				RETURN: 13,
				SPACE: 32,
				PAGEUP: 33,
				PAGEDOWN: 34,
				END: 35,
				HOME: 36,
				LEFT: 37,
				UP: 38,
				RIGHT: 39,
				DOWN: 40
			});
		};

TreeitemLink.prototype.init = function () {
			this.domNode.tabIndex = -1;

if (!this.domNode.getAttribute('role')) {
				this.domNode.setAttribute('role', 'treeitem');
			}

this.domNode.addEventListener('keydown', this.handleKeydown.bind(this));
			this.domNode.addEventListener('click', this.handleClick.bind(this));
			this.domNode.addEventListener('focus', this.handleFocus.bind(this));
			this.domNode.addEventListener('blur', this.handleBlur.bind(this));

if (this.isExpandable) {
				this.domNode.firstElementChild.addEventListener('mouseover', this.handleMouseOver.bind(this));
				this.domNode.firstElementChild.addEventListener('mouseout', this.handleMouseOut.bind(this));
			}
			else {
				this.domNode.addEventListener('mouseover', this.handleMouseOver.bind(this));
				this.domNode.addEventListener('mouseout', this.handleMouseOut.bind(this));
			}
		};

TreeitemLink.prototype.isExpanded = function () {

if (this.isExpandable) {
				return this.domNode.getAttribute('aria-expanded') === 'true';
			}

return false;

};

/* EVENT HANDLERS */

TreeitemLink.prototype.handleKeydown = function (event) {
			var tgt = event.currentTarget,
				flag = false,
				_char = event.key,
				clickEvent;

function isPrintableCharacter(str) {
				return str.length === 1 && str.match(/\S/);
			}

this.stopDefaultClick = false;

if (event.altKey || event.ctrlKey || event.metaKey) {
				return;
			}

if (event.shift) {
				if (event.keyCode == this.keyCode.SPACE || event.keyCode == this.keyCode.RETURN) {
					event.stopPropagation();
					this.stopDefaultClick = true;
				}
				else {
					if (isPrintableCharacter(_char)) {
						printableCharacter(this);
					}
				}
			}
			else {
				switch (event.keyCode) {
					case this.keyCode.SPACE:
					case this.keyCode.RETURN:
						if (this.isExpandable) {
							if (this.isExpanded()) {
								this.tree.collapseTreeitem(this);
							}
							else {
								this.tree.expandTreeitem(this);
							}
							flag = true;
						}
						else {
							event.stopPropagation();
							this.stopDefaultClick = true;
						}
						break;

case this.keyCode.UP:
						this.tree.setFocusToPreviousItem(this);
						flag = true;
						break;

case this.keyCode.DOWN:
						this.tree.setFocusToNextItem(this);
						flag = true;
						break;

case this.keyCode.RIGHT:
						if (this.isExpandable) {
							if (this.isExpanded()) {
								this.tree.setFocusToNextItem(this);
							}
							else {
								this.tree.expandTreeitem(this);
							}
						}
						flag = true;
						break;

case this.keyCode.LEFT:
						if (this.isExpandable && this.isExpanded()) {
							this.tree.collapseTreeitem(this);
							flag = true;
						}
						else {
							if (this.inGroup) {
								this.tree.setFocusToParentItem(this);
								flag = true;
							}
						}
						break;

case this.keyCode.HOME:
						this.tree.setFocusToFirstItem();
						flag = true;
						break;

case this.keyCode.END:
						this.tree.setFocusToLastItem();
						flag = true;
						break;

default:
						if (isPrintableCharacter(_char)) {
							printableCharacter(this);
						}
						break;
				}
			}

if (flag) {
				event.stopPropagation();
				event.preventDefault();
			}
		};

TreeitemLink.prototype.handleClick = function (event) {

// Only process click events that directly happened on this treeitem.
			if (event.target !== this.domNode && event.target !== this.domNode.firstElementChild) {
				return;
			}

if (this.isExpandable) {
				if (this.isExpanded()) {
					this.tree.collapseTreeitem(this);
				}
				else {
					this.tree.expandTreeitem(this);
				}
				event.stopPropagation();
			}
		};

TreeitemLink.prototype.handleFocus = function (event) {
			var node = this.domNode;
			if (this.isExpandable) {
				node = node.firstElementChild;
			}
			node.classList.add('focus');
		};

TreeitemLink.prototype.handleBlur = function (event) {
			var node = this.domNode;
			if (this.isExpandable) {
				node = node.firstElementChild;
			}
			node.classList.remove('focus');
		};

TreeitemLink.prototype.handleMouseOver = function (event) {
			event.currentTarget.classList.add('hover');
		};

TreeitemLink.prototype.handleMouseOut = function (event) {
			event.currentTarget.classList.remove('hover');
		};

return TreeitemLink;
	})();

/**
	 * Creates a new TreeLinks.
	 *
	 * @since 4.9.0
	 * @class
	 * @private
	 * @see {@link https://www.w3.org/TR/wai-aria-practices-1.1/examples/treeview/treeview-2/treeview-2b.html|W3C Treeview Example}
	 * @license W3C-20150513
	 */
	TreeLinks = (function () {
		/*
		 *   This content is licensed according to the W3C Software License at
		 *   https://www.w3.org/Consortium/Legal/2015/copyright-software-and-document
		 *
		 *   File:   TreeLinks.js
		 *
		 *   Desc:   Tree widget that implements ARIA Authoring Practices
		 *           for a tree being used as a file viewer
		 *
		 *   Author: Jon Gunderson, Ku Ja Eun and Nicholas Hoyt
		 */

/*
		 *   @constructor
		 *
		 *   @desc
		 *       Tree item object for representing the state and user interactions for a
		 *       tree widget
		 *
		 *   @param node
		 *       An element with the role=tree attribute
		 */

var TreeLinks = function (node) {
			// Check whether node is a DOM element.
			if (typeof node !== 'object') {
				return;
			}

this.domNode = node;

this.treeitems = [];
			this.firstChars = [];

this.firstTreeitem = null;
			this.lastTreeitem = null;

};

TreeLinks.prototype.init = function () {

function findTreeitems(node, tree, group) {

var elem = node.firstElementChild;
				var ti = group;

while (elem) {

if ((elem.tagName.toLowerCase() === 'li' && elem.firstElementChild.tagName.toLowerCase() === 'span') || elem.tagName.toLowerCase() === 'a') {
						ti = new TreeitemLink(elem, tree, group);
						ti.init();
						tree.treeitems.push(ti);
						tree.firstChars.push(ti.label.substring(0, 1).toLowerCase());
					}

if (elem.firstElementChild) {
						findTreeitems(elem, tree, ti);
					}

elem = elem.nextElementSibling;
				}
			}

// Initialize pop up menus.
			if (!this.domNode.getAttribute('role')) {
				this.domNode.setAttribute('role', 'tree');
			}

findTreeitems(this.domNode, this, false);

this.updateVisibleTreeitems();

this.firstTreeitem.domNode.tabIndex = 0;

};

TreeLinks.prototype.setFocusToItem = function (treeitem) {

for (var i = 0; i < this.treeitems.length; i++) {
				var ti = this.treeitems[i];

if (ti === treeitem) {
					ti.domNode.tabIndex = 0;
					ti.domNode.focus();
				}
				else {
					ti.domNode.tabIndex = -1;
				}
			}

};

TreeLinks.prototype.setFocusToNextItem = function (currentItem) {

var nextItem = false;

for (var i = (this.treeitems.length - 1); i >= 0; i--) {
				var ti = this.treeitems[i];
				if (ti === currentItem) {
					break;
				}
				if (ti.isVisible) {
					nextItem = ti;
				}
			}

if (nextItem) {
				this.setFocusToItem(nextItem);
			}

};

TreeLinks.prototype.setFocusToPreviousItem = function (currentItem) {

var prevItem = false;

for (var i = 0; i < this.treeitems.length; i++) {
				var ti = this.treeitems[i];
				if (ti === currentItem) {
					break;
				}
				if (ti.isVisible) {
					prevItem = ti;
				}
			}

if (prevItem) {
				this.setFocusToItem(prevItem);
			}
		};

TreeLinks.prototype.setFocusToParentItem = function (currentItem) {

if (currentItem.groupTreeitem) {
				this.setFocusToItem(currentItem.groupTreeitem);
			}
		};

TreeLinks.prototype.setFocusToFirstItem = function () {
			this.setFocusToItem(this.firstTreeitem);
		};

TreeLinks.prototype.setFocusToLastItem = function () {
			this.setFocusToItem(this.lastTreeitem);
		};

TreeLinks.prototype.expandTreeitem = function (currentItem) {

if (currentItem.isExpandable) {
				currentItem.domNode.setAttribute('aria-expanded', true);
				this.updateVisibleTreeitems();
			}

};

TreeLinks.prototype.expandAllSiblingItems = function (currentItem) {
			for (var i = 0; i < this.treeitems.length; i++) {
				var ti = this.treeitems[i];

if ((ti.groupTreeitem === currentItem.groupTreeitem) && ti.isExpandable) {
					this.expandTreeitem(ti);
				}
			}

};

TreeLinks.prototype.collapseTreeitem = function (currentItem) {

var groupTreeitem = false;

if (currentItem.isExpanded()) {
				groupTreeitem = currentItem;
			}
			else {
				groupTreeitem = currentItem.groupTreeitem;
			}

if (groupTreeitem) {
				groupTreeitem.domNode.setAttribute('aria-expanded', false);
				this.updateVisibleTreeitems();
				this.setFocusToItem(groupTreeitem);
			}

};

TreeLinks.prototype.updateVisibleTreeitems = function () {

this.firstTreeitem = this.treeitems[0];

for (var i = 0; i < this.treeitems.length; i++) {
				var ti = this.treeitems[i];

var parent = ti.domNode.parentNode;

ti.isVisible = true;

while (parent && (parent !== this.domNode)) {

if (parent.getAttribute('aria-expanded') == 'false') {
						ti.isVisible = false;
					}
					parent = parent.parentNode;
				}

if (ti.isVisible) {
					this.lastTreeitem = ti;
				}
			}

};

TreeLinks.prototype.setFocusByFirstCharacter = function (currentItem, _char) {
			var start, index;
			_char = _char.toLowerCase();

// Get start index for search based on position of currentItem.
			start = this.treeitems.indexOf(currentItem) + 1;
			if (start === this.treeitems.length) {
				start = 0;
			}

// Check remaining slots in the menu.
			index = this.getIndexFirstChars(start, _char);

// If not found in remaining slots, check from beginning.
			if (index === -1) {
				index = this.getIndexFirstChars(0, _char);
			}

// If match was found...
			if (index > -1) {
				this.setFocusToItem(this.treeitems[index]);
			}
		};

TreeLinks.prototype.getIndexFirstChars = function (startIndex, _char) {
			for (var i = startIndex; i < this.firstChars.length; i++) {
				if (this.treeitems[i].isVisible) {
					if (_char === this.firstChars[i]) {
						return i;
					}
				}
			}
			return -1;
		};

return TreeLinks;
	})();

/* jshint ignore:end */
	/* jscs:enable */
	/* eslint-enable */

return component;
})( jQuery );

/**
 * Removed in 5.5.0, needed for back-compatibility.
 *
 * @since 4.9.0
 * @deprecated 5.5.0
 *
 * @type {object}
 */
wp.themePluginEditor.l10n = wp.themePluginEditor.l10n || {
	saveAlert: '',
	saveError: '',
	lintError: {
		alternative: 'wp.i18n',
		func: function() {
			return {
				singular: '',
				plural: ''
			};
		}
	}
};

wp.themePluginEditor.l10n = window.wp.deprecateL10nObject( 'wp.themePluginEditor.l10n', wp.themePluginEditor.l10n, '5.5.0' );

cmd: