/**

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* @output wp-admin/js/widgets.js

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*/

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/* global ajaxurl, isRtl, wpWidgets */

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(function($) {

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var $document = $( document );

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window.wpWidgets = {

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/**

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* A closed Sidebar that gets a Widget dragged over it.

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*

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* @var {element|null}

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*/

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hoveredSidebar: null,

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/**

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* Lookup of which widgets have had change events triggered.

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*

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* @var {object}

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*/

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dirtyWidgets: {},

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init : function() {

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var rem, the_id,

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self = this,

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chooser = $('.widgets-chooser'),

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selectSidebar = chooser.find('.widgets-chooser-sidebars'),

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sidebars = $('div.widgets-sortables'),

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isRTL = !! ( 'undefined' !== typeof isRtl && isRtl );

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// Handle the widgets containers in the right column.

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$( '#widgets-right .sidebar-name' )

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/*

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* Toggle the widgets containers when clicked and update the toggle

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* button `aria-expanded` attribute value.

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*/

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.on( 'click', function() {

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var $this = $( this ),

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$wrap = $this.closest( '.widgets-holder-wrap '),

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$toggle = $this.find( '.handlediv' );

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if ( $wrap.hasClass( 'closed' ) ) {

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$wrap.removeClass( 'closed' );

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$toggle.attr( 'aria-expanded', 'true' );

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// Refresh the jQuery UI sortable items.

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$this.parent().sortable( 'refresh' );

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} else {

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$wrap.addClass( 'closed' );

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$toggle.attr( 'aria-expanded', 'false' );

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}

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// Update the admin menu "sticky" state.

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$document.triggerHandler( 'wp-pin-menu' );

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})

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/*

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* Set the initial `aria-expanded` attribute value on the widgets

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* containers toggle button. The first one is expanded by default.

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*/

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.find( '.handlediv' ).each( function( index ) {

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if ( 0 === index ) {

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// jQuery equivalent of `continue` within an `each()` loop.

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return;

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}

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$( this ).attr( 'aria-expanded', 'false' );

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});

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// Show AYS dialog when there are unsaved widget changes.

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$( window ).on( 'beforeunload.widgets', function( event ) {

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var dirtyWidgetIds = [], unsavedWidgetsElements;

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$.each( self.dirtyWidgets, function( widgetId, dirty ) {

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if ( dirty ) {

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dirtyWidgetIds.push( widgetId );

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}

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});

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if ( 0 !== dirtyWidgetIds.length ) {

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unsavedWidgetsElements = $( '#widgets-right' ).find( '.widget' ).filter( function() {

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return -1 !== dirtyWidgetIds.indexOf( $( this ).prop( 'id' ).replace( /^widget-\d+_/, '' ) );

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});

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unsavedWidgetsElements.each( function() {

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if ( ! $( this ).hasClass( 'open' ) ) {

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$( this ).find( '.widget-title-action:first' ).trigger( 'click' );

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}

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});

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// Bring the first unsaved widget into view and focus on the first tabbable field.

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unsavedWidgetsElements.first().each( function() {

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if ( this.scrollIntoViewIfNeeded ) {

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this.scrollIntoViewIfNeeded();

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} else {

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this.scrollIntoView();

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}

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$( this ).find( '.widget-inside :tabbable:first' ).trigger( 'focus' );

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} );

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event.returnValue = wp.i18n.__( 'The changes you made will be lost if you navigate away from this page.' );

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return event.returnValue;

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}

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});

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// Handle the widgets containers in the left column.

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$( '#widgets-left .sidebar-name' ).on( 'click', function() {

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var $wrap = $( this ).closest( '.widgets-holder-wrap' );

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$wrap

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.toggleClass( 'closed' )

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.find( '.handlediv' ).attr( 'aria-expanded', ! $wrap.hasClass( 'closed' ) );

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// Update the admin menu "sticky" state.

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$document.triggerHandler( 'wp-pin-menu' );

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});

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$(document.body).on('click.widgets-toggle', function(e) {

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var target = $(e.target), css = {},

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widget, inside, targetWidth, widgetWidth, margin, saveButton, widgetId,

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toggleBtn = target.closest( '.widget' ).find( '.widget-top button.widget-action' );

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if ( target.parents('.widget-top').length && ! target.parents('#available-widgets').length ) {

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widget = target.closest('div.widget');

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inside = widget.children('.widget-inside');

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targetWidth = parseInt( widget.find('input.widget-width').val(), 10 );

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widgetWidth = widget.parent().width();

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widgetId = inside.find( '.widget-id' ).val();

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// Save button is initially disabled, but is enabled when a field is changed.

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if ( ! widget.data( 'dirty-state-initialized' ) ) {

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saveButton = inside.find( '.widget-control-save' );

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saveButton.prop( 'disabled', true ).val( wp.i18n.__( 'Saved' ) );

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inside.on( 'input change', function() {

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self.dirtyWidgets[ widgetId ] = true;

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widget.addClass( 'widget-dirty' );

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saveButton.prop( 'disabled', false ).val( wp.i18n.__( 'Save' ) );

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});

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widget.data( 'dirty-state-initialized', true );

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}

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if ( inside.is(':hidden') ) {

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if ( targetWidth > 250 && ( targetWidth + 30 > widgetWidth ) && widget.closest('div.widgets-sortables').length ) {

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if ( widget.closest('div.widget-liquid-right').length ) {

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margin = isRTL ? 'margin-right' : 'margin-left';

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} else {

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margin = isRTL ? 'margin-left' : 'margin-right';

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}

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css[ margin ] = widgetWidth - ( targetWidth + 30 ) + 'px';

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widget.css( css );

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}

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/*

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* Don't change the order of attributes changes and animation:

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* it's important for screen readers, see ticket #31476.

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*/

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toggleBtn.attr( 'aria-expanded', 'true' );

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inside.slideDown( 'fast', function() {

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widget.addClass( 'open' );

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});

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} else {

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/*

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* Don't change the order of attributes changes and animation:

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* it's important for screen readers, see ticket #31476.

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*/

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toggleBtn.attr( 'aria-expanded', 'false' );

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inside.slideUp( 'fast', function() {

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widget.attr( 'style', '' );

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widget.removeClass( 'open' );

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});

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}

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} else if ( target.hasClass('widget-control-save') ) {

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wpWidgets.save( target.closest('div.widget'), 0, 1, 0 );

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e.preventDefault();

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} else if ( target.hasClass('widget-control-remove') ) {

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wpWidgets.save( target.closest('div.widget'), 1, 1, 0 );

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} else if ( target.hasClass('widget-control-close') ) {

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widget = target.closest('div.widget');

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widget.removeClass( 'open' );

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toggleBtn.attr( 'aria-expanded', 'false' );

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wpWidgets.close( widget );

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} else if ( target.attr( 'id' ) === 'inactive-widgets-control-remove' ) {

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wpWidgets.removeInactiveWidgets();

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e.preventDefault();

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}

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});

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sidebars.children('.widget').each( function() {

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var $this = $(this);

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wpWidgets.appendTitle( this );

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if ( $this.find( 'p.widget-error' ).length ) {

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$this.find( '.widget-action' ).trigger( 'click' ).attr( 'aria-expanded', 'true' );

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}

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});

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$('#widget-list').children('.widget').draggable({

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connectToSortable: 'div.widgets-sortables',

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handle: '> .widget-top > .widget-title',

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distance: 2,

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helper: 'clone',

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zIndex: 101,

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containment: '#wpwrap',

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refreshPositions: true,

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start: function( event, ui ) {

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var chooser = $(this).find('.widgets-chooser');

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ui.helper.find('div.widget-description').hide();

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the_id = this.id;

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if ( chooser.length ) {

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// Hide the chooser and move it out of the widget.

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$( '#wpbody-content' ).append( chooser.hide() );

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// Delete the cloned chooser from the drag helper.

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ui.helper.find('.widgets-chooser').remove();

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self.clearWidgetSelection();

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}

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},

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stop: function() {

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if ( rem ) {

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$(rem).hide();

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}

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rem = '';

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}

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});

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/**

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* Opens and closes previously closed Sidebars when Widgets are dragged over/out of them.

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*/

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sidebars.droppable( {

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tolerance: 'intersect',

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/**

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* Open Sidebar when a Widget gets dragged over it.

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*

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* @ignore

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*

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* @param {Object} event jQuery event object.

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*/

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over: function( event ) {

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var $wrap = $( event.target ).parent();

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if ( wpWidgets.hoveredSidebar && ! $wrap.is( wpWidgets.hoveredSidebar ) ) {

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// Close the previous Sidebar as the Widget has been dragged onto another Sidebar.

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wpWidgets.closeSidebar( event );

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}

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if ( $wrap.hasClass( 'closed' ) ) {

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wpWidgets.hoveredSidebar = $wrap;

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$wrap

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.removeClass( 'closed' )

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.find( '.handlediv' ).attr( 'aria-expanded', 'true' );

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}

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$( this ).sortable( 'refresh' );

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},

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/**

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* Close Sidebar when the Widget gets dragged out of it.

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*

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* @ignore

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*

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* @param {Object} event jQuery event object.

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*/

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out: function( event ) {

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if ( wpWidgets.hoveredSidebar ) {

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wpWidgets.closeSidebar( event );

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}

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}

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} );

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sidebars.sortable({

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placeholder: 'widget-placeholder',

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items: '> .widget',

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handle: '> .widget-top > .widget-title',

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cursor: 'move',

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distance: 2,

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containment: '#wpwrap',

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tolerance: 'pointer',

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refreshPositions: true,

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start: function( event, ui ) {

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var height, $this = $(this),

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$wrap = $this.parent(),

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inside = ui.item.children('.widget-inside');

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if ( inside.css('display') === 'block' ) {

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ui.item.removeClass('open');

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ui.item.find( '.widget-top button.widget-action' ).attr( 'aria-expanded', 'false' );

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inside.hide();

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$(this).sortable('refreshPositions');

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}

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if ( ! $wrap.hasClass('closed') ) {

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// Lock all open sidebars min-height when starting to drag.

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// Prevents jumping when dragging a widget from an open sidebar to a closed sidebar below.

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height = ui.item.hasClass('ui-draggable') ? $this.height() : 1 + $this.height();

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$this.css( 'min-height', height + 'px' );

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}

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},

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stop: function( event, ui ) {

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var addNew, widgetNumber, $sidebar, $children, child, item,

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$widget = ui.item,

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id = the_id;

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// Reset the var to hold a previously closed sidebar.

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wpWidgets.hoveredSidebar = null;

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if ( $widget.hasClass('deleting') ) {

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wpWidgets.save( $widget, 1, 0, 1 ); // Delete widget.

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$widget.remove();

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return;

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}

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addNew = $widget.find('input.add_new').val();

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widgetNumber = $widget.find('input.multi_number').val();

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$widget.attr( 'style', '' ).removeClass('ui-draggable');

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the_id = '';

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if ( addNew ) {

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if ( 'multi' === addNew ) {

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$widget.html(

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$widget.html().replace( /<[^<>]+>/g, function( tag ) {

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return tag.replace( /__i__|%i%/g, widgetNumber );

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})

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);

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$widget.attr( 'id', id.replace( '__i__', widgetNumber ) );

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widgetNumber++;

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$( 'div#' + id ).find( 'input.multi_number' ).val( widgetNumber );

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} else if ( 'single' === addNew ) {

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$widget.attr( 'id', 'new-' + id );

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rem = 'div#' + id;

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}

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wpWidgets.save( $widget, 0, 0, 1 );

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$widget.find('input.add_new').val('');

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$document.trigger( 'widget-added', [ $widget ] );

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}

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$sidebar = $widget.parent();

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if ( $sidebar.parent().hasClass('closed') ) {

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$sidebar.parent()

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.removeClass( 'closed' )

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.find( '.handlediv' ).attr( 'aria-expanded', 'true' );

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$children = $sidebar.children('.widget');

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// Make sure the dropped widget is at the top.

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if ( $children.length > 1 ) {

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child = $children.get(0);

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item = $widget.get(0);

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if ( child.id && item.id && child.id !== item.id ) {

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$( child ).before( $widget );

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}

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}

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}

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if ( addNew ) {

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$widget.find( '.widget-action' ).trigger( 'click' );

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} else {

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wpWidgets.saveOrder( $sidebar.attr('id') );

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}

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},

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activate: function() {

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$(this).parent().addClass( 'widget-hover' );

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},

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deactivate: function() {

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// Remove all min-height added on "start".

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$(this).css( 'min-height', '' ).parent().removeClass( 'widget-hover' );

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},

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receive: function( event, ui ) {

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var $sender = $( ui.sender );

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// Don't add more widgets to orphaned sidebars.

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if ( this.id.indexOf('orphaned_widgets') > -1 ) {

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$sender.sortable('cancel');

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return;

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}

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// If the last widget was moved out of an orphaned sidebar, close and remove it.

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if ( $sender.attr('id').indexOf('orphaned_widgets') > -1 && ! $sender.children('.widget').length ) {

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$sender.parents('.orphan-sidebar').slideUp( 400, function(){ $(this).remove(); } );

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}

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}

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}).sortable( 'option', 'connectWith', 'div.widgets-sortables' );

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$('#available-widgets').droppable({

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tolerance: 'pointer',

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accept: function(o){

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return $(o).parent().attr('id') !== 'widget-list';

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},

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drop: function(e,ui) {

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ui.draggable.addClass('deleting');

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$('#removing-widget').hide().children('span').empty();

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},

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over: function(e,ui) {

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ui.draggable.addClass('deleting');

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$('div.widget-placeholder').hide();

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if ( ui.draggable.hasClass('ui-sortable-helper') ) {

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$('#removing-widget').show().children('span')

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.html( ui.draggable.find( 'div.widget-title' ).children( 'h3' ).html() );

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}

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},

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out: function(e,ui) {

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ui.draggable.removeClass('deleting');

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$('div.widget-placeholder').show();

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$('#removing-widget').hide().children('span').empty();

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}

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});

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// Area Chooser.

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$( '#widgets-right .widgets-holder-wrap' ).each( function( index, element ) {

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var $element = $( element ),

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name = $element.find( '.sidebar-name h2' ).text() || '',

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ariaLabel = $element.find( '.sidebar-name' ).data( 'add-to' ),

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id = $element.find( '.widgets-sortables' ).attr( 'id' ),

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li = $( '<li>' ),

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button = $( '<button>', {

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type: 'button',

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'aria-pressed': 'false',

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'class': 'widgets-chooser-button',

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'aria-label': ariaLabel

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} ).text( name.toString().trim() );

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li.append( button );

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if ( index === 0 ) {

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li.addClass( 'widgets-chooser-selected' );

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button.attr( 'aria-pressed', 'true' );

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}

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selectSidebar.append( li );

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li.data( 'sidebarId', id );

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});

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$( '#available-widgets .widget .widget-top' ).on( 'click.widgets-chooser', function() {

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var $widget = $( this ).closest( '.widget' ),

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toggleButton = $( this ).find( '.widget-action' ),

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chooserButtons = selectSidebar.find( '.widgets-chooser-button' );

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[447] Fix | Delete

if ( $widget.hasClass( 'widget-in-question' ) || $( '#widgets-left' ).hasClass( 'chooser' ) ) {

[448] Fix | Delete

toggleButton.attr( 'aria-expanded', 'false' );

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self.closeChooser();

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} else {

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// Open the chooser.

[452] Fix | Delete

self.clearWidgetSelection();

[453] Fix | Delete

$( '#widgets-left' ).addClass( 'chooser' );

[454] Fix | Delete

// Add CSS class and insert the chooser after the widget description.

[455] Fix | Delete

$widget.addClass( 'widget-in-question' ).children( '.widget-description' ).after( chooser );

[456] Fix | Delete

// Open the chooser with a slide down animation.

[457] Fix | Delete

chooser.slideDown( 300, function() {

[458] Fix | Delete

// Update the toggle button aria-expanded attribute after previous DOM manipulations.

[459] Fix | Delete

toggleButton.attr( 'aria-expanded', 'true' );

[460] Fix | Delete

});

[461] Fix | Delete

[462] Fix | Delete

chooserButtons.on( 'click.widgets-chooser', function() {

[463] Fix | Delete

selectSidebar.find( '.widgets-chooser-selected' ).removeClass( 'widgets-chooser-selected' );

[464] Fix | Delete

chooserButtons.attr( 'aria-pressed', 'false' );

[465] Fix | Delete

$( this )

[466] Fix | Delete

.attr( 'aria-pressed', 'true' )

[467] Fix | Delete

.closest( 'li' ).addClass( 'widgets-chooser-selected' );

[468] Fix | Delete

} );

[469] Fix | Delete

}

[470] Fix | Delete

});

[471] Fix | Delete

[472] Fix | Delete

// Add event handlers.

[473] Fix | Delete

chooser.on( 'click.widgets-chooser', function( event ) {

[474] Fix | Delete

var $target = $( event.target );

[475] Fix | Delete

[476] Fix | Delete

if ( $target.hasClass('button-primary') ) {

[477] Fix | Delete

self.addWidget( chooser );

[478] Fix | Delete

self.closeChooser();

[479] Fix | Delete

} else if ( $target.hasClass( 'widgets-chooser-cancel' ) ) {

[480] Fix | Delete

self.closeChooser();

[481] Fix | Delete

}

[482] Fix | Delete

}).on( 'keyup.widgets-chooser', function( event ) {

[483] Fix | Delete

if ( event.which === $.ui.keyCode.ESCAPE ) {

[484] Fix | Delete

self.closeChooser();

[485] Fix | Delete

}

[486] Fix | Delete

});

[487] Fix | Delete

},

[488] Fix | Delete

[489] Fix | Delete

saveOrder : function( sidebarId ) {

[490] Fix | Delete

var data = {

[491] Fix | Delete

action: 'widgets-order',

[492] Fix | Delete

savewidgets: $('#_wpnonce_widgets').val(),

[493] Fix | Delete

sidebars: []

[494] Fix | Delete

};

[495] Fix | Delete

[496] Fix | Delete

if ( sidebarId ) {

[497] Fix | Delete

$( '#' + sidebarId ).find( '.spinner:first' ).addClass( 'is-active' );

[498] Fix | Delete

}

[499] Fix | Delete