/**
* @output wp-admin/js/theme-plugin-editor.js
*/
/* eslint no-magic-numbers: ["error", { "ignore": [-1, 0, 1] }] */
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 );
}
} );
};
/**
* 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;
}
// 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: __( 'Something went wrong. Your change may not have been saved. Please try again. There is also a chance that you may need to manually fix and upload the file over 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 );
// 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/);
}
function printableCharacter(item) {
if (_char == '*') {
item.tree.expandAllSiblingItems(item);
flag = true;
}
else {
if (isPrintableCharacter(_char)) {
item.tree.setFocusByFirstCharacter(item, _char);
flag = true;
}
}
}
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' );