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Diffstat (limited to 'srcs/wordpress/wp-admin/js/customize-widgets.js')
| -rw-r--r-- | srcs/wordpress/wp-admin/js/customize-widgets.js | 2368 |
1 files changed, 2368 insertions, 0 deletions
diff --git a/srcs/wordpress/wp-admin/js/customize-widgets.js b/srcs/wordpress/wp-admin/js/customize-widgets.js new file mode 100644 index 0000000..1506a31 --- /dev/null +++ b/srcs/wordpress/wp-admin/js/customize-widgets.js @@ -0,0 +1,2368 @@ +/** + * @output wp-admin/js/customize-widgets.js + */ + +/* global _wpCustomizeWidgetsSettings */ +(function( wp, $ ){ + + if ( ! wp || ! wp.customize ) { return; } + + // Set up our namespace... + var api = wp.customize, + l10n; + + /** + * @namespace wp.customize.Widgets + */ + api.Widgets = api.Widgets || {}; + api.Widgets.savedWidgetIds = {}; + + // Link settings + api.Widgets.data = _wpCustomizeWidgetsSettings || {}; + l10n = api.Widgets.data.l10n; + + /** + * wp.customize.Widgets.WidgetModel + * + * A single widget model. + * + * @class wp.customize.Widgets.WidgetModel + * @augments Backbone.Model + */ + api.Widgets.WidgetModel = Backbone.Model.extend(/** @lends wp.customize.Widgets.WidgetModel.prototype */{ + id: null, + temp_id: null, + classname: null, + control_tpl: null, + description: null, + is_disabled: null, + is_multi: null, + multi_number: null, + name: null, + id_base: null, + transport: null, + params: [], + width: null, + height: null, + search_matched: true + }); + + /** + * wp.customize.Widgets.WidgetCollection + * + * Collection for widget models. + * + * @class wp.customize.Widgets.WidgetCollection + * @augments Backbone.Collection + */ + api.Widgets.WidgetCollection = Backbone.Collection.extend(/** @lends wp.customize.Widgets.WidgetCollection.prototype */{ + model: api.Widgets.WidgetModel, + + // Controls searching on the current widget collection + // and triggers an update event + doSearch: function( value ) { + + // Don't do anything if we've already done this search + // Useful because the search handler fires multiple times per keystroke + if ( this.terms === value ) { + return; + } + + // Updates terms with the value passed + this.terms = value; + + // If we have terms, run a search... + if ( this.terms.length > 0 ) { + this.search( this.terms ); + } + + // If search is blank, set all the widgets as they matched the search to reset the views. + if ( this.terms === '' ) { + this.each( function ( widget ) { + widget.set( 'search_matched', true ); + } ); + } + }, + + // Performs a search within the collection + // @uses RegExp + search: function( term ) { + var match, haystack; + + // Escape the term string for RegExp meta characters + term = term.replace( /[-\/\\^$*+?.()|[\]{}]/g, '\\$&' ); + + // Consider spaces as word delimiters and match the whole string + // so matching terms can be combined + term = term.replace( / /g, ')(?=.*' ); + match = new RegExp( '^(?=.*' + term + ').+', 'i' ); + + this.each( function ( data ) { + haystack = [ data.get( 'name' ), data.get( 'id' ), data.get( 'description' ) ].join( ' ' ); + data.set( 'search_matched', match.test( haystack ) ); + } ); + } + }); + api.Widgets.availableWidgets = new api.Widgets.WidgetCollection( api.Widgets.data.availableWidgets ); + + /** + * wp.customize.Widgets.SidebarModel + * + * A single sidebar model. + * + * @class wp.customize.Widgets.SidebarModel + * @augments Backbone.Model + */ + api.Widgets.SidebarModel = Backbone.Model.extend(/** @lends wp.customize.Widgets.SidebarModel.prototype */{ + after_title: null, + after_widget: null, + before_title: null, + before_widget: null, + 'class': null, + description: null, + id: null, + name: null, + is_rendered: false + }); + + /** + * wp.customize.Widgets.SidebarCollection + * + * Collection for sidebar models. + * + * @class wp.customize.Widgets.SidebarCollection + * @augments Backbone.Collection + */ + api.Widgets.SidebarCollection = Backbone.Collection.extend(/** @lends wp.customize.Widgets.SidebarCollection.prototype */{ + model: api.Widgets.SidebarModel + }); + api.Widgets.registeredSidebars = new api.Widgets.SidebarCollection( api.Widgets.data.registeredSidebars ); + + api.Widgets.AvailableWidgetsPanelView = wp.Backbone.View.extend(/** @lends wp.customize.Widgets.AvailableWidgetsPanelView.prototype */{ + + el: '#available-widgets', + + events: { + 'input #widgets-search': 'search', + 'focus .widget-tpl' : 'focus', + 'click .widget-tpl' : '_submit', + 'keypress .widget-tpl' : '_submit', + 'keydown' : 'keyboardAccessible' + }, + + // Cache current selected widget + selected: null, + + // Cache sidebar control which has opened panel + currentSidebarControl: null, + $search: null, + $clearResults: null, + searchMatchesCount: null, + + /** + * View class for the available widgets panel. + * + * @constructs wp.customize.Widgets.AvailableWidgetsPanelView + * @augments wp.Backbone.View + */ + initialize: function() { + var self = this; + + this.$search = $( '#widgets-search' ); + + this.$clearResults = this.$el.find( '.clear-results' ); + + _.bindAll( this, 'close' ); + + this.listenTo( this.collection, 'change', this.updateList ); + + this.updateList(); + + // Set the initial search count to the number of available widgets. + this.searchMatchesCount = this.collection.length; + + // If the available widgets panel is open and the customize controls are + // interacted with (i.e. available widgets panel is blurred) then close the + // available widgets panel. Also close on back button click. + $( '#customize-controls, #available-widgets .customize-section-title' ).on( 'click keydown', function( e ) { + var isAddNewBtn = $( e.target ).is( '.add-new-widget, .add-new-widget *' ); + if ( $( 'body' ).hasClass( 'adding-widget' ) && ! isAddNewBtn ) { + self.close(); + } + } ); + + // Clear the search results and trigger a new search. + this.$clearResults.on( 'click', function() { + self.$search.val( '' ).focus(); + self.collection.doSearch( '' ); + } ); + + // Close the panel if the URL in the preview changes + api.previewer.bind( 'url', this.close ); + }, + + /** + * Performs a search and handles selected widget. + */ + search: _.debounce( function( event ) { + var firstVisible; + + this.collection.doSearch( event.target.value ); + // Update the search matches count. + this.updateSearchMatchesCount(); + // Announce how many search results. + this.announceSearchMatches(); + + // Remove a widget from being selected if it is no longer visible + if ( this.selected && ! this.selected.is( ':visible' ) ) { + this.selected.removeClass( 'selected' ); + this.selected = null; + } + + // If a widget was selected but the filter value has been cleared out, clear selection + if ( this.selected && ! event.target.value ) { + this.selected.removeClass( 'selected' ); + this.selected = null; + } + + // If a filter has been entered and a widget hasn't been selected, select the first one shown + if ( ! this.selected && event.target.value ) { + firstVisible = this.$el.find( '> .widget-tpl:visible:first' ); + if ( firstVisible.length ) { + this.select( firstVisible ); + } + } + + // Toggle the clear search results button. + if ( '' !== event.target.value ) { + this.$clearResults.addClass( 'is-visible' ); + } else if ( '' === event.target.value ) { + this.$clearResults.removeClass( 'is-visible' ); + } + + // Set a CSS class on the search container when there are no search results. + if ( ! this.searchMatchesCount ) { + this.$el.addClass( 'no-widgets-found' ); + } else { + this.$el.removeClass( 'no-widgets-found' ); + } + }, 500 ), + + /** + * Updates the count of the available widgets that have the `search_matched` attribute. + */ + updateSearchMatchesCount: function() { + this.searchMatchesCount = this.collection.where({ search_matched: true }).length; + }, + + /** + * Sends a message to the aria-live region to announce how many search results. + */ + announceSearchMatches: function() { + var message = l10n.widgetsFound.replace( '%d', this.searchMatchesCount ) ; + + if ( ! this.searchMatchesCount ) { + message = l10n.noWidgetsFound; + } + + wp.a11y.speak( message ); + }, + + /** + * Changes visibility of available widgets. + */ + updateList: function() { + this.collection.each( function( widget ) { + var widgetTpl = $( '#widget-tpl-' + widget.id ); + widgetTpl.toggle( widget.get( 'search_matched' ) && ! widget.get( 'is_disabled' ) ); + if ( widget.get( 'is_disabled' ) && widgetTpl.is( this.selected ) ) { + this.selected = null; + } + } ); + }, + + /** + * Highlights a widget. + */ + select: function( widgetTpl ) { + this.selected = $( widgetTpl ); + this.selected.siblings( '.widget-tpl' ).removeClass( 'selected' ); + this.selected.addClass( 'selected' ); + }, + + /** + * Highlights a widget on focus. + */ + focus: function( event ) { + this.select( $( event.currentTarget ) ); + }, + + /** + * Handles submit for keypress and click on widget. + */ + _submit: function( event ) { + // Only proceed with keypress if it is Enter or Spacebar + if ( event.type === 'keypress' && ( event.which !== 13 && event.which !== 32 ) ) { + return; + } + + this.submit( $( event.currentTarget ) ); + }, + + /** + * Adds a selected widget to the sidebar. + */ + submit: function( widgetTpl ) { + var widgetId, widget, widgetFormControl; + + if ( ! widgetTpl ) { + widgetTpl = this.selected; + } + + if ( ! widgetTpl || ! this.currentSidebarControl ) { + return; + } + + this.select( widgetTpl ); + + widgetId = $( this.selected ).data( 'widget-id' ); + widget = this.collection.findWhere( { id: widgetId } ); + if ( ! widget ) { + return; + } + + widgetFormControl = this.currentSidebarControl.addWidget( widget.get( 'id_base' ) ); + if ( widgetFormControl ) { + widgetFormControl.focus(); + } + + this.close(); + }, + + /** + * Opens the panel. + */ + open: function( sidebarControl ) { + this.currentSidebarControl = sidebarControl; + + // Wide widget controls appear over the preview, and so they need to be collapsed when the panel opens + _( this.currentSidebarControl.getWidgetFormControls() ).each( function( control ) { + if ( control.params.is_wide ) { + control.collapseForm(); + } + } ); + + if ( api.section.has( 'publish_settings' ) ) { + api.section( 'publish_settings' ).collapse(); + } + + $( 'body' ).addClass( 'adding-widget' ); + + this.$el.find( '.selected' ).removeClass( 'selected' ); + + // Reset search + this.collection.doSearch( '' ); + + if ( ! api.settings.browser.mobile ) { + this.$search.focus(); + } + }, + + /** + * Closes the panel. + */ + close: function( options ) { + options = options || {}; + + if ( options.returnFocus && this.currentSidebarControl ) { + this.currentSidebarControl.container.find( '.add-new-widget' ).focus(); + } + + this.currentSidebarControl = null; + this.selected = null; + + $( 'body' ).removeClass( 'adding-widget' ); + + this.$search.val( '' ); + }, + + /** + * Adds keyboard accessiblity to the panel. + */ + keyboardAccessible: function( event ) { + var isEnter = ( event.which === 13 ), + isEsc = ( event.which === 27 ), + isDown = ( event.which === 40 ), + isUp = ( event.which === 38 ), + isTab = ( event.which === 9 ), + isShift = ( event.shiftKey ), + selected = null, + firstVisible = this.$el.find( '> .widget-tpl:visible:first' ), + lastVisible = this.$el.find( '> .widget-tpl:visible:last' ), + isSearchFocused = $( event.target ).is( this.$search ), + isLastWidgetFocused = $( event.target ).is( '.widget-tpl:visible:last' ); + + if ( isDown || isUp ) { + if ( isDown ) { + if ( isSearchFocused ) { + selected = firstVisible; + } else if ( this.selected && this.selected.nextAll( '.widget-tpl:visible' ).length !== 0 ) { + selected = this.selected.nextAll( '.widget-tpl:visible:first' ); + } + } else if ( isUp ) { + if ( isSearchFocused ) { + selected = lastVisible; + } else if ( this.selected && this.selected.prevAll( '.widget-tpl:visible' ).length !== 0 ) { + selected = this.selected.prevAll( '.widget-tpl:visible:first' ); + } + } + + this.select( selected ); + + if ( selected ) { + selected.focus(); + } else { + this.$search.focus(); + } + + return; + } + + // If enter pressed but nothing entered, don't do anything + if ( isEnter && ! this.$search.val() ) { + return; + } + + if ( isEnter ) { + this.submit(); + } else if ( isEsc ) { + this.close( { returnFocus: true } ); + } + + if ( this.currentSidebarControl && isTab && ( isShift && isSearchFocused || ! isShift && isLastWidgetFocused ) ) { + this.currentSidebarControl.container.find( '.add-new-widget' ).focus(); + event.preventDefault(); + } + } + }); + + /** + * Handlers for the widget-synced event, organized by widget ID base. + * Other widgets may provide their own update handlers by adding + * listeners for the widget-synced event. + * + * @alias wp.customize.Widgets.formSyncHandlers + */ + api.Widgets.formSyncHandlers = { + + /** + * @param {jQuery.Event} e + * @param {jQuery} widget + * @param {String} newForm + */ + rss: function( e, widget, newForm ) { + var oldWidgetError = widget.find( '.widget-error:first' ), + newWidgetError = $( '<div>' + newForm + '</div>' ).find( '.widget-error:first' ); + + if ( oldWidgetError.length && newWidgetError.length ) { + oldWidgetError.replaceWith( newWidgetError ); + } else if ( oldWidgetError.length ) { + oldWidgetError.remove(); + } else if ( newWidgetError.length ) { + widget.find( '.widget-content:first' ).prepend( newWidgetError ); + } + } + }; + + api.Widgets.WidgetControl = api.Control.extend(/** @lends wp.customize.Widgets.WidgetControl.prototype */{ + defaultExpandedArguments: { + duration: 'fast', + completeCallback: $.noop + }, + + /** + * wp.customize.Widgets.WidgetControl + * + * Customizer control for widgets. + * Note that 'widget_form' must match the WP_Widget_Form_Customize_Control::$type + * + * @since 4.1.0 + * + * @constructs wp.customize.Widgets.WidgetControl + * @augments wp.customize.Control + */ + initialize: function( id, options ) { + var control = this; + + control.widgetControlEmbedded = false; + control.widgetContentEmbedded = false; + control.expanded = new api.Value( false ); + control.expandedArgumentsQueue = []; + control.expanded.bind( function( expanded ) { + var args = control.expandedArgumentsQueue.shift(); + args = $.extend( {}, control.defaultExpandedArguments, args ); + control.onChangeExpanded( expanded, args ); + }); + control.altNotice = true; + + api.Control.prototype.initialize.call( control, id, options ); + }, + + /** + * Set up the control. + * + * @since 3.9.0 + */ + ready: function() { + var control = this; + + /* + * Embed a placeholder once the section is expanded. The full widget + * form content will be embedded once the control itself is expanded, + * and at this point the widget-added event will be triggered. + */ + if ( ! control.section() ) { + control.embedWidgetControl(); + } else { + api.section( control.section(), function( section ) { + var onExpanded = function( isExpanded ) { + if ( isExpanded ) { + control.embedWidgetControl(); + section.expanded.unbind( onExpanded ); + } + }; + if ( section.expanded() ) { + onExpanded( true ); + } else { + section.expanded.bind( onExpanded ); + } + } ); + } + }, + + /** + * Embed the .widget element inside the li container. + * + * @since 4.4.0 + */ + embedWidgetControl: function() { + var control = this, widgetControl; + + if ( control.widgetControlEmbedded ) { + return; + } + control.widgetControlEmbedded = true; + + widgetControl = $( control.params.widget_control ); + control.container.append( widgetControl ); + + control._setupModel(); + control._setupWideWidget(); + control._setupControlToggle(); + + control._setupWidgetTitle(); + control._setupReorderUI(); + control._setupHighlightEffects(); + control._setupUpdateUI(); + control._setupRemoveUI(); + }, + + /** + * Embed the actual widget form inside of .widget-content and finally trigger the widget-added event. + * + * @since 4.4.0 + */ + embedWidgetContent: function() { + var control = this, widgetContent; + + control.embedWidgetControl(); + if ( control.widgetContentEmbedded ) { + return; + } + control.widgetContentEmbedded = true; + + // Update the notification container element now that the widget content has been embedded. + control.notifications.container = control.getNotificationsContainerElement(); + control.notifications.render(); + + widgetContent = $( control.params.widget_content ); + control.container.find( '.widget-content:first' ).append( widgetContent ); + + /* + * Trigger widget-added event so that plugins can attach any event + * listeners and dynamic UI elements. + */ + $( document ).trigger( 'widget-added', [ control.container.find( '.widget:first' ) ] ); + + }, + + /** + * Handle changes to the setting + */ + _setupModel: function() { + var self = this, rememberSavedWidgetId; + + // Remember saved widgets so we know which to trash (move to inactive widgets sidebar) + rememberSavedWidgetId = function() { + api.Widgets.savedWidgetIds[self.params.widget_id] = true; + }; + api.bind( 'ready', rememberSavedWidgetId ); + api.bind( 'saved', rememberSavedWidgetId ); + + this._updateCount = 0; + this.isWidgetUpdating = false; + this.liveUpdateMode = true; + + // Update widget whenever model changes + this.setting.bind( function( to, from ) { + if ( ! _( from ).isEqual( to ) && ! self.isWidgetUpdating ) { + self.updateWidget( { instance: to } ); + } + } ); + }, + + /** + * Add special behaviors for wide widget controls + */ + _setupWideWidget: function() { + var self = this, $widgetInside, $widgetForm, $customizeSidebar, + $themeControlsContainer, positionWidget; + + if ( ! this.params.is_wide || $( window ).width() <= 640 /* max-width breakpoint in customize-controls.css */ ) { + return; + } + + $widgetInside = this.container.find( '.widget-inside' ); + $widgetForm = $widgetInside.find( '> .form' ); + $customizeSidebar = $( '.wp-full-overlay-sidebar-content:first' ); + this.container.addClass( 'wide-widget-control' ); + + this.container.find( '.form:first' ).css( { + 'max-width': this.params.width, + 'min-height': this.params.height + } ); + + /** + * Keep the widget-inside positioned so the top of fixed-positioned + * element is at the same top position as the widget-top. When the + * widget-top is scrolled out of view, keep the widget-top in view; + * likewise, don't allow the widget to drop off the bottom of the window. + * If a widget is too tall to fit in the window, don't let the height + * exceed the window height so that the contents of the widget control + * will become scrollable (overflow:auto). + */ + positionWidget = function() { + var offsetTop = self.container.offset().top, + windowHeight = $( window ).height(), + formHeight = $widgetForm.outerHeight(), + top; + $widgetInside.css( 'max-height', windowHeight ); + top = Math.max( + 0, // prevent top from going off screen + Math.min( + Math.max( offsetTop, 0 ), // distance widget in panel is from top of screen + windowHeight - formHeight // flush up against bottom of screen + ) + ); + $widgetInside.css( 'top', top ); + }; + + $themeControlsContainer = $( '#customize-theme-controls' ); + this.container.on( 'expand', function() { + positionWidget(); + $customizeSidebar.on( 'scroll', positionWidget ); + $( window ).on( 'resize', positionWidget ); + $themeControlsContainer.on( 'expanded collapsed', positionWidget ); + } ); + this.container.on( 'collapsed', function() { + $customizeSidebar.off( 'scroll', positionWidget ); + $( window ).off( 'resize', positionWidget ); + $themeControlsContainer.off( 'expanded collapsed', positionWidget ); + } ); + + // Reposition whenever a sidebar's widgets are changed + api.each( function( setting ) { + if ( 0 === setting.id.indexOf( 'sidebars_widgets[' ) ) { + setting.bind( function() { + if ( self.container.hasClass( 'expanded' ) ) { + positionWidget(); + } + } ); + } + } ); + }, + + /** + * Show/hide the control when clicking on the form title, when clicking + * the close button + */ + _setupControlToggle: function() { + var self = this, $closeBtn; + + this.container.find( '.widget-top' ).on( 'click', function( e ) { + e.preventDefault(); + var sidebarWidgetsControl = self.getSidebarWidgetsControl(); + if ( sidebarWidgetsControl.isReordering ) { + return; + } + self.expanded( ! self.expanded() ); + } ); + + $closeBtn = this.container.find( '.widget-control-close' ); + $closeBtn.on( 'click', function() { + self.collapse(); + self.container.find( '.widget-top .widget-action:first' ).focus(); // keyboard accessibility + } ); + }, + + /** + * Update the title of the form if a title field is entered + */ + _setupWidgetTitle: function() { + var self = this, updateTitle; + + updateTitle = function() { + var title = self.setting().title, + inWidgetTitle = self.container.find( '.in-widget-title' ); + + if ( title ) { + inWidgetTitle.text( ': ' + title ); + } else { + inWidgetTitle.text( '' ); + } + }; + this.setting.bind( updateTitle ); + updateTitle(); + }, + + /** + * Set up the widget-reorder-nav + */ + _setupReorderUI: function() { + var self = this, selectSidebarItem, $moveWidgetArea, + $reorderNav, updateAvailableSidebars, template; + + /** + * select the provided sidebar list item in the move widget area + * + * @param {jQuery} li + */ + selectSidebarItem = function( li ) { + li.siblings( '.selected' ).removeClass( 'selected' ); + li.addClass( 'selected' ); + var isSelfSidebar = ( li.data( 'id' ) === self.params.sidebar_id ); + self.container.find( '.move-widget-btn' ).prop( 'disabled', isSelfSidebar ); + }; + + /** + * Add the widget reordering elements to the widget control + */ + this.container.find( '.widget-title-action' ).after( $( api.Widgets.data.tpl.widgetReorderNav ) ); + + + template = _.template( api.Widgets.data.tpl.moveWidgetArea ); + $moveWidgetArea = $( template( { + sidebars: _( api.Widgets.registeredSidebars.toArray() ).pluck( 'attributes' ) + } ) + ); + this.container.find( '.widget-top' ).after( $moveWidgetArea ); + + /** + * Update available sidebars when their rendered state changes + */ + updateAvailableSidebars = function() { + var $sidebarItems = $moveWidgetArea.find( 'li' ), selfSidebarItem, + renderedSidebarCount = 0; + + selfSidebarItem = $sidebarItems.filter( function(){ + return $( this ).data( 'id' ) === self.params.sidebar_id; + } ); + + $sidebarItems.each( function() { + var li = $( this ), + sidebarId, sidebar, sidebarIsRendered; + + sidebarId = li.data( 'id' ); + sidebar = api.Widgets.registeredSidebars.get( sidebarId ); + sidebarIsRendered = sidebar.get( 'is_rendered' ); + + li.toggle( sidebarIsRendered ); + + if ( sidebarIsRendered ) { + renderedSidebarCount += 1; + } + + if ( li.hasClass( 'selected' ) && ! sidebarIsRendered ) { + selectSidebarItem( selfSidebarItem ); + } + } ); + + if ( renderedSidebarCount > 1 ) { + self.container.find( '.move-widget' ).show(); + } else { + self.container.find( '.move-widget' ).hide(); + } + }; + + updateAvailableSidebars(); + api.Widgets.registeredSidebars.on( 'change:is_rendered', updateAvailableSidebars ); + + /** + * Handle clicks for up/down/move on the reorder nav + */ + $reorderNav = this.container.find( '.widget-reorder-nav' ); + $reorderNav.find( '.move-widget, .move-widget-down, .move-widget-up' ).each( function() { + $( this ).prepend( self.container.find( '.widget-title' ).text() + ': ' ); + } ).on( 'click keypress', function( event ) { + if ( event.type === 'keypress' && ( event.which !== 13 && event.which !== 32 ) ) { + return; + } + $( this ).focus(); + + if ( $( this ).is( '.move-widget' ) ) { + self.toggleWidgetMoveArea(); + } else { + var isMoveDown = $( this ).is( '.move-widget-down' ), + isMoveUp = $( this ).is( '.move-widget-up' ), + i = self.getWidgetSidebarPosition(); + + if ( ( isMoveUp && i === 0 ) || ( isMoveDown && i === self.getSidebarWidgetsControl().setting().length - 1 ) ) { + return; + } + + if ( isMoveUp ) { + self.moveUp(); + wp.a11y.speak( l10n.widgetMovedUp ); + } else { + self.moveDown(); + wp.a11y.speak( l10n.widgetMovedDown ); + } + + $( this ).focus(); // re-focus after the container was moved + } + } ); + + /** + * Handle selecting a sidebar to move to + */ + this.container.find( '.widget-area-select' ).on( 'click keypress', 'li', function( event ) { + if ( event.type === 'keypress' && ( event.which !== 13 && event.which !== 32 ) ) { + return; + } + event.preventDefault(); + selectSidebarItem( $( this ) ); + } ); + + /** + * Move widget to another sidebar + */ + this.container.find( '.move-widget-btn' ).click( function() { + self.getSidebarWidgetsControl().toggleReordering( false ); + + var oldSidebarId = self.params.sidebar_id, + newSidebarId = self.container.find( '.widget-area-select li.selected' ).data( 'id' ), + oldSidebarWidgetsSetting, newSidebarWidgetsSetting, + oldSidebarWidgetIds, newSidebarWidgetIds, i; + + oldSidebarWidgetsSetting = api( 'sidebars_widgets[' + oldSidebarId + ']' ); + newSidebarWidgetsSetting = api( 'sidebars_widgets[' + newSidebarId + ']' ); + oldSidebarWidgetIds = Array.prototype.slice.call( oldSidebarWidgetsSetting() ); + newSidebarWidgetIds = Array.prototype.slice.call( newSidebarWidgetsSetting() ); + + i = self.getWidgetSidebarPosition(); + oldSidebarWidgetIds.splice( i, 1 ); + newSidebarWidgetIds.push( self.params.widget_id ); + + oldSidebarWidgetsSetting( oldSidebarWidgetIds ); + newSidebarWidgetsSetting( newSidebarWidgetIds ); + + self.focus(); + } ); + }, + + /** + * Highlight widgets in preview when interacted with in the Customizer + */ + _setupHighlightEffects: function() { + var self = this; + + // Highlight whenever hovering or clicking over the form + this.container.on( 'mouseenter click', function() { + self.setting.previewer.send( 'highlight-widget', self.params.widget_id ); + } ); + + // Highlight when the setting is updated + this.setting.bind( function() { + self.setting.previewer.send( 'highlight-widget', self.params.widget_id ); + } ); + }, + + /** + * Set up event handlers for widget updating + */ + _setupUpdateUI: function() { + var self = this, $widgetRoot, $widgetContent, + $saveBtn, updateWidgetDebounced, formSyncHandler; + + $widgetRoot = this.container.find( '.widget:first' ); + $widgetContent = $widgetRoot.find( '.widget-content:first' ); + + // Configure update button + $saveBtn = this.container.find( '.widget-control-save' ); + $saveBtn.val( l10n.saveBtnLabel ); + $saveBtn.attr( 'title', l10n.saveBtnTooltip ); + $saveBtn.removeClass( 'button-primary' ); + $saveBtn.on( 'click', function( e ) { + e.preventDefault(); + self.updateWidget( { disable_form: true } ); // @todo disable_form is unused? + } ); + + updateWidgetDebounced = _.debounce( function() { + self.updateWidget(); + }, 250 ); + + // Trigger widget form update when hitting Enter within an input + $widgetContent.on( 'keydown', 'input', function( e ) { + if ( 13 === e.which ) { // Enter + e.preventDefault(); + self.updateWidget( { ignoreActiveElement: true } ); + } + } ); + + // Handle widgets that support live previews + $widgetContent.on( 'change input propertychange', ':input', function( e ) { + if ( ! self.liveUpdateMode ) { + return; + } + if ( e.type === 'change' || ( this.checkValidity && this.checkValidity() ) ) { + updateWidgetDebounced(); + } + } ); + + // Remove loading indicators when the setting is saved and the preview updates + this.setting.previewer.channel.bind( 'synced', function() { + self.container.removeClass( 'previewer-loading' ); + } ); + + api.previewer.bind( 'widget-updated', function( updatedWidgetId ) { + if ( updatedWidgetId === self.params.widget_id ) { + self.container.removeClass( 'previewer-loading' ); + } + } ); + + formSyncHandler = api.Widgets.formSyncHandlers[ this.params.widget_id_base ]; + if ( formSyncHandler ) { + $( document ).on( 'widget-synced', function( e, widget ) { + if ( $widgetRoot.is( widget ) ) { + formSyncHandler.apply( document, arguments ); + } + } ); + } + }, + + /** + * Update widget control to indicate whether it is currently rendered. + * + * Overrides api.Control.toggle() + * + * @since 4.1.0 + * + * @param {Boolean} active + * @param {Object} args + * @param {function} args.completeCallback + */ + onChangeActive: function ( active, args ) { + // Note: there is a second 'args' parameter being passed, merged on top of this.defaultActiveArguments + this.container.toggleClass( 'widget-rendered', active ); + if ( args.completeCallback ) { + args.completeCallback(); + } + }, + + /** + * Set up event handlers for widget removal + */ + _setupRemoveUI: function() { + var self = this, $removeBtn, replaceDeleteWithRemove; + + // Configure remove button + $removeBtn = this.container.find( '.widget-control-remove' ); + $removeBtn.on( 'click', function() { + // Find an adjacent element to add focus to when this widget goes away + var $adjacentFocusTarget; + if ( self.container.next().is( '.customize-control-widget_form' ) ) { + $adjacentFocusTarget = self.container.next().find( '.widget-action:first' ); + } else if ( self.container.prev().is( '.customize-control-widget_form' ) ) { + $adjacentFocusTarget = self.container.prev().find( '.widget-action:first' ); + } else { + $adjacentFocusTarget = self.container.next( '.customize-control-sidebar_widgets' ).find( '.add-new-widget:first' ); + } + + self.container.slideUp( function() { + var sidebarsWidgetsControl = api.Widgets.getSidebarWidgetControlContainingWidget( self.params.widget_id ), + sidebarWidgetIds, i; + + if ( ! sidebarsWidgetsControl ) { + return; + } + + sidebarWidgetIds = sidebarsWidgetsControl.setting().slice(); + i = _.indexOf( sidebarWidgetIds, self.params.widget_id ); + if ( -1 === i ) { + return; + } + + sidebarWidgetIds.splice( i, 1 ); + sidebarsWidgetsControl.setting( sidebarWidgetIds ); + + $adjacentFocusTarget.focus(); // keyboard accessibility + } ); + } ); + + replaceDeleteWithRemove = function() { + $removeBtn.text( l10n.removeBtnLabel ); // wp_widget_control() outputs the button as "Delete" + $removeBtn.attr( 'title', l10n.removeBtnTooltip ); + }; + + if ( this.params.is_new ) { + api.bind( 'saved', replaceDeleteWithRemove ); + } else { + replaceDeleteWithRemove(); + } + }, + + /** + * Find all inputs in a widget container that should be considered when + * comparing the loaded form with the sanitized form, whose fields will + * be aligned to copy the sanitized over. The elements returned by this + * are passed into this._getInputsSignature(), and they are iterated + * over when copying sanitized values over to the form loaded. + * + * @param {jQuery} container element in which to look for inputs + * @returns {jQuery} inputs + * @private + */ + _getInputs: function( container ) { + return $( container ).find( ':input[name]' ); + }, + + /** + * Iterate over supplied inputs and create a signature string for all of them together. + * This string can be used to compare whether or not the form has all of the same fields. + * + * @param {jQuery} inputs + * @returns {string} + * @private + */ + _getInputsSignature: function( inputs ) { + var inputsSignatures = _( inputs ).map( function( input ) { + var $input = $( input ), signatureParts; + + if ( $input.is( ':checkbox, :radio' ) ) { + signatureParts = [ $input.attr( 'id' ), $input.attr( 'name' ), $input.prop( 'value' ) ]; + } else { + signatureParts = [ $input.attr( 'id' ), $input.attr( 'name' ) ]; + } + + return signatureParts.join( ',' ); + } ); + + return inputsSignatures.join( ';' ); + }, + + /** + * Get the state for an input depending on its type. + * + * @param {jQuery|Element} input + * @returns {string|boolean|array|*} + * @private + */ + _getInputState: function( input ) { + input = $( input ); + if ( input.is( ':radio, :checkbox' ) ) { + return input.prop( 'checked' ); + } else if ( input.is( 'select[multiple]' ) ) { + return input.find( 'option:selected' ).map( function () { + return $( this ).val(); + } ).get(); + } else { + return input.val(); + } + }, + + /** + * Update an input's state based on its type. + * + * @param {jQuery|Element} input + * @param {string|boolean|array|*} state + * @private + */ + _setInputState: function ( input, state ) { + input = $( input ); + if ( input.is( ':radio, :checkbox' ) ) { + input.prop( 'checked', state ); + } else if ( input.is( 'select[multiple]' ) ) { + if ( ! $.isArray( state ) ) { + state = []; + } else { + // Make sure all state items are strings since the DOM value is a string + state = _.map( state, function ( value ) { + return String( value ); + } ); + } + input.find( 'option' ).each( function () { |
