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Viewing file: Select action/file-type: /* globals _wpCustomizeHeader, _wpCustomizeBackground, _wpMediaViewsL10n, MediaElementPlayer */ (function( exports, $ ){ var Container, focus, api = wp.customize; /** * @class * @augments wp.customize.Value * @augments wp.customize.Class * * @param options * - previewer - The Previewer instance to sync with. * - transport - The transport to use for previewing. Supports 'refresh' and 'postMessage'. */ api.Setting = api.Value.extend({ initialize: function( id, value, options ) { api.Value.prototype.initialize.call( this, value, options ); this.id = id; this.transport = this.transport || 'refresh'; this._dirty = options.dirty || false; this.bind( this.preview ); }, preview: function() { switch ( this.transport ) { case 'refresh': return this.previewer.refresh(); case 'postMessage': return this.previewer.send( 'setting', [ this.id, this() ] ); } } }); /** * Utility function namespace */ api.utils = {}; /** * Watch all changes to Value properties, and bubble changes to parent Values instance * * @since 4.1.0 * * @param {wp.customize.Class} instance * @param {Array} properties The names of the Value instances to watch. */ api.utils.bubbleChildValueChanges = function ( instance, properties ) { $.each( properties, function ( i, key ) { instance[ key ].bind( function ( to, from ) { if ( instance.parent && to !== from ) { instance.parent.trigger( 'change', instance ); } } ); } ); }; /** * Expand a panel, section, or control and focus on the first focusable element. * * @since 4.1.0 * * @param {Object} [params] * @param {Callback} [params.completeCallback] */ focus = function ( params ) { var construct, completeCallback, focus; construct = this; params = params || {}; focus = function () { var focusContainer; if ( construct.extended( api.Panel ) && construct.expanded() ) { focusContainer = construct.container.find( '.control-panel-content:first' ); } else { focusContainer = construct.container; } focusContainer.find( ':focusable:first' ).focus(); focusContainer[0].scrollIntoView( true ); }; if ( params.completeCallback ) { completeCallback = params.completeCallback; params.completeCallback = function () { focus(); completeCallback(); }; } else { params.completeCallback = focus; } if ( construct.expand ) { construct.expand( params ); } else { params.completeCallback(); } }; /** * Stable sort for Panels, Sections, and Controls. * * If a.priority() === b.priority(), then sort by their respective params.instanceNumber. * * @since 4.1.0 * * @param {(wp.customize.Panel|wp.customize.Section|wp.customize.Control)} a * @param {(wp.customize.Panel|wp.customize.Section|wp.customize.Control)} b * @returns {Number} */ api.utils.prioritySort = function ( a, b ) { if ( a.priority() === b.priority() && typeof a.params.instanceNumber === 'number' && typeof b.params.instanceNumber === 'number' ) { return a.params.instanceNumber - b.params.instanceNumber; } else { return a.priority() - b.priority(); } }; /** * Return whether the supplied Event object is for a keydown event but not the Enter key. * * @since 4.1.0 * * @param {jQuery.Event} event * @returns {boolean} */ api.utils.isKeydownButNotEnterEvent = function ( event ) { return ( 'keydown' === event.type && 13 !== event.which ); }; /** * Return whether the two lists of elements are the same and are in the same order. * * @since 4.1.0 * * @param {Array|jQuery} listA * @param {Array|jQuery} listB * @returns {boolean} */ api.utils.areElementListsEqual = function ( listA, listB ) { var equal = ( listA.length === listB.length && // if lists are different lengths, then naturally they are not equal -1 === _.indexOf( _.map( // are there any false values in the list returned by map? _.zip( listA, listB ), // pair up each element between the two lists function ( pair ) { return $( pair[0] ).is( pair[1] ); // compare to see if each pair are equal } ), false ) // check for presence of false in map's return value ); return equal; }; /** * Base class for Panel and Section. * * @since 4.1.0 * * @class * @augments wp.customize.Class */ Container = api.Class.extend({ defaultActiveArguments: { duration: 'fast', completeCallback: $.noop }, defaultExpandedArguments: { duration: 'fast', completeCallback: $.noop }, /** * @since 4.1.0 * * @param {String} id * @param {Object} options */ initialize: function ( id, options ) { var container = this; container.id = id; container.params = {}; $.extend( container, options || {} ); container.container = $( container.params.content ); container.deferred = { embedded: new $.Deferred() }; container.priority = new api.Value(); container.active = new api.Value(); container.activeArgumentsQueue = []; container.expanded = new api.Value(); container.expandedArgumentsQueue = []; container.active.bind( function ( active ) { var args = container.activeArgumentsQueue.shift(); args = $.extend( {}, container.defaultActiveArguments, args ); active = ( active && container.isContextuallyActive() ); container.onChangeActive( active, args ); }); container.expanded.bind( function ( expanded ) { var args = container.expandedArgumentsQueue.shift(); args = $.extend( {}, container.defaultExpandedArguments, args ); container.onChangeExpanded( expanded, args ); }); container.attachEvents(); api.utils.bubbleChildValueChanges( container, [ 'priority', 'active' ] ); container.priority.set( isNaN( container.params.priority ) ? 100 : container.params.priority ); container.active.set( container.params.active ); container.expanded.set( false ); }, /** * @since 4.1.0 * * @abstract */ ready: function() {}, /** * Get the child models associated with this parent, sorting them by their priority Value. * * @since 4.1.0 * * @param {String} parentType * @param {String} childType * @returns {Array} */ _children: function ( parentType, childType ) { var parent = this, children = []; api[ childType ].each( function ( child ) { if ( child[ parentType ].get() === parent.id ) { children.push( child ); } } ); children.sort( api.utils.prioritySort ); return children; }, /** * To override by subclass, to return whether the container has active children. * * @since 4.1.0 * * @abstract */ isContextuallyActive: function () { throw new Error( 'Container.isContextuallyActive() must be overridden in a subclass.' ); }, /** * Handle changes to the active state. * * This does not change the active state, it merely handles the behavior * for when it does change. * * To override by subclass, update the container's UI to reflect the provided active state. * * @since 4.1.0 * * @param {Boolean} active * @param {Object} args * @param {Object} args.duration * @param {Object} args.completeCallback */ onChangeActive: function ( active, args ) { var duration = ( 'resolved' === api.previewer.deferred.active.state() ? args.duration : 0 ); if ( ! $.contains( document, this.container ) ) { // jQuery.fn.slideUp is not hiding an element if it is not in the DOM this.container.toggle( active ); if ( args.completeCallback ) { args.completeCallback(); } } else if ( active ) { this.container.stop( true, true ).slideDown( duration, args.completeCallback ); } else { this.container.stop( true, true ).slideUp( duration, args.completeCallback ); } }, /** * @since 4.1.0 * * @params {Boolean} active * @param {Object} [params] * @returns {Boolean} false if state already applied */ _toggleActive: function ( active, params ) { var self = this; params = params || {}; if ( ( active && this.active.get() ) || ( ! active && ! this.active.get() ) ) { params.unchanged = true; self.onChangeActive( self.active.get(), params ); return false; } else { params.unchanged = false; this.activeArgumentsQueue.push( params ); this.active.set( active ); return true; } }, /** * @param {Object} [params] * @returns {Boolean} false if already active */ activate: function ( params ) { return this._toggleActive( true, params ); }, /** * @param {Object} [params] * @returns {Boolean} false if already inactive */ deactivate: function ( params ) { return this._toggleActive( false, params ); }, /** * To override by subclass, update the container's UI to reflect the provided active state. * @abstract */ onChangeExpanded: function () { throw new Error( 'Must override with subclass.' ); }, /** * @param {Boolean} expanded * @param {Object} [params] * @returns {Boolean} false if state already applied */ _toggleExpanded: function ( expanded, params ) { var self = this; params = params || {}; var section = this, previousCompleteCallback = params.completeCallback; params.completeCallback = function () { if ( previousCompleteCallback ) { previousCompleteCallback.apply( section, arguments ); } if ( expanded ) { section.container.trigger( 'expanded' ); } else { section.container.trigger( 'collapsed' ); } }; if ( ( expanded && this.expanded.get() ) || ( ! expanded && ! this.expanded.get() ) ) { params.unchanged = true; self.onChangeExpanded( self.expanded.get(), params ); return false; } else { params.unchanged = false; this.expandedArgumentsQueue.push( params ); this.expanded.set( expanded ); return true; } }, /** * @param {Object} [params] * @returns {Boolean} false if already expanded */ expand: function ( params ) { return this._toggleExpanded( true, params ); }, /** * @param {Object} [params] * @returns {Boolean} false if already collapsed */ collapse: function ( params ) { return this._toggleExpanded( false, params ); }, /** * Bring the container into view and then expand this and bring it into view * @param {Object} [params] */ focus: focus }); /** * @since 4.1.0 * * @class * @augments wp.customize.Class */ api.Section = Container.extend({ /** * @since 4.1.0 * * @param {String} id * @param {Array} options */ initialize: function ( id, options ) { var section = this; Container.prototype.initialize.call( section, id, options ); section.id = id; section.panel = new api.Value(); section.panel.bind( function ( id ) { $( section.container ).toggleClass( 'control-subsection', !! id ); }); section.panel.set( section.params.panel || '' ); api.utils.bubbleChildValueChanges( section, [ 'panel' ] ); section.embed(); section.deferred.embedded.done( function () { section.ready(); }); }, /** * Embed the container in the DOM when any parent panel is ready. * * @since 4.1.0 */ embed: function () { var section = this, inject; // Watch for changes to the panel state inject = function ( panelId ) { var parentContainer; if ( panelId ) { // The panel has been supplied, so wait until the panel object is registered api.panel( panelId, function ( panel ) { // The panel has been registered, wait for it to become ready/initialized panel.deferred.embedded.done( function () { parentContainer = panel.container.find( 'ul:first' ); if ( ! section.container.parent().is( parentContainer ) ) { parentContainer.append( section.container ); } section.deferred.embedded.resolve(); }); } ); } else { // There is no panel, so embed the section in the root of the customizer parentContainer = $( '#customize-theme-controls' ).children( 'ul' ); // @todo This should be defined elsewhere, and to be configurable if ( ! section.container.parent().is( parentContainer ) ) { parentContainer.append( section.container ); } section.deferred.embedded.resolve(); } }; section.panel.bind( inject ); inject( section.panel.get() ); // Since a section may never get a panel, assume that it won't ever get one }, /** * Add behaviors for the accordion section. * * @since 4.1.0 */ attachEvents: function () { var section = this; // Expand/Collapse accordion sections on click. section.container.find( '.accordion-section-title' ).on( 'click keydown', function( event ) { if ( api.utils.isKeydownButNotEnterEvent( event ) ) { return; } event.preventDefault(); // Keep this AFTER the key filter above if ( section.expanded() ) { section.collapse(); } else { section.expand(); } }); }, /** * Return whether this section has any active controls. * * @since 4.1.0 * * @returns {Boolean} */ isContextuallyActive: function () { var section = this, controls = section.controls(), activeCount = 0; _( controls ).each( function ( control ) { if ( control.active() ) { activeCount += 1; } } ); return ( activeCount !== 0 ); }, /** * Get the controls that are associated with this section, sorted by their priority Value. * * @since 4.1.0 * * @returns {Array} */ controls: function () { return this._children( 'section', 'control' ); }, /** * Update UI to reflect expanded state. * * @since 4.1.0 * * @param {Boolean} expanded * @param {Object} args */ onChangeExpanded: function ( expanded, args ) { var section = this, content = section.container.find( '.accordion-section-content' ), expand; if ( expanded ) { if ( args.unchanged ) { expand = args.completeCallback; } else { expand = function () { content.stop().slideDown( args.duration, args.completeCallback ); section.container.addClass( 'open' ); }; } if ( ! args.allowMultiple ) { api.section.each( function ( otherSection ) { if ( otherSection !== section ) { otherSection.collapse( { duration: args.duration } ); } }); } if ( section.panel() ) { api.panel( section.panel() ).expand({ duration: args.duration, completeCallback: expand }); } else { expand(); } } else { section.container.removeClass( 'open' ); content.slideUp( args.duration, args.completeCallback ); } } }); /** * wp.customize.ThemesSection * * Custom section for themes that functions similarly to a backwards panel, * and also handles the theme-details view rendering and navigation. * * @constructor * @augments wp.customize.Section * @augments wp.customize.Container */ api.ThemesSection = api.Section.extend({ currentTheme: '', overlay: '', template: '', screenshotQueue: null, $window: $( window ), /** * @since 4.2.0 */ initialize: function () { this.$customizeSidebar = $( '.wp-full-overlay-sidebar-content:first' ); return api.Section.prototype.initialize.apply( this, arguments ); }, /** * @since 4.2.0 */ ready: function () { var section = this; section.overlay = section.container.find( '.theme-overlay' ); section.template = wp.template( 'customize-themes-details-view' ); // Bind global keyboard events. $( 'body' ).on( 'keyup', function( event ) { if ( ! section.overlay.find( '.theme-wrap' ).is( ':visible' ) ) { return; } // Pressing the right arrow key fires a theme:next event if ( 39 === event.keyCode ) { section.nextTheme(); } // Pressing the left arrow key fires a theme:previous event if ( 37 === event.keyCode ) { section.previousTheme(); } // Pressing the escape key fires a theme:collapse event if ( 27 === event.keyCode ) { section.closeDetails(); } }); _.bindAll( this, 'renderScreenshots' ); }, /** * Override Section.isContextuallyActive method. * * Ignore the active states' of the contained theme controls, and just * use the section's own active state instead. This ensures empty search * results for themes to cause the section to become inactive. * * @since 4.2.0 * * @returns {Boolean} */ isContextuallyActive: function () { return this.active(); }, /** * @since 4.2.0 */ attachEvents: function () { var section = this; // Expand/Collapse section/panel. section.container.find( '.change-theme, .customize-theme' ).on( 'click keydown', function( event ) { if ( api.utils.isKeydownButNotEnterEvent( event ) ) { return; } event.preventDefault(); // Keep this AFTER the key filter above if ( section.expanded() ) { section.collapse(); } else { section.expand(); } }); // Theme navigation in details view. section.container.on( 'click keydown', '.left', function( event ) { if ( api.utils.isKeydownButNotEnterEvent( event ) ) { return; } event.preventDefault(); // Keep this AFTER the key filter above section.previousTheme(); }); section.container.on( 'click keydown', '.right', function( event ) { if ( api.utils.isKeydownButNotEnterEvent( event ) ) { return; } event.preventDefault(); // Keep this AFTER the key filter above section.nextTheme(); }); section.container.on( 'click keydown', '.theme-backdrop, .close', function( event ) { if ( api.utils.isKeydownButNotEnterEvent( event ) ) { return; } event.preventDefault(); // Keep this AFTER the key filter above section.closeDetails(); }); var renderScreenshots = _.throttle( _.bind( section.renderScreenshots, this ), 100 ); section.container.on( 'input', '#themes-filter', function( event ) { var count, term = event.currentTarget.value.toLowerCase().trim().replace( '-', ' ' ), controls = section.controls(); _.each( controls, function( control ) { control.filter( term ); }); renderScreenshots(); // Update theme count. count = section.container.find( 'li.customize-control:visible' ).length; section.container.find( '.theme-count' ).text( count ); }); // Pre-load the first 3 theme screenshots. api.bind( 'ready', function () { _.each( section.controls().slice( 0, 3 ), function ( control ) { var img, src = control.params.theme.screenshot[0]; if ( src ) { img = new Image(); img.src = src; } }); }); }, /** * Update UI to reflect expanded state * * @since 4.2.0 * * @param {Boolean} expanded * @param {Object} args * @param {Boolean} args.unchanged * @param {Callback} args.completeCallback */ onChangeExpanded: function ( expanded, args ) { // Immediately call the complete callback if there were no changes if ( args.unchanged ) { if ( args.completeCallback ) { args.completeCallback(); } return; } // Note: there is a second argument 'args' passed var position, scroll, panel = this, section = panel.container.closest( '.accordion-section' ), overlay = section.closest( '.wp-full-overlay' ), container = section.closest( '.wp-full-overlay-sidebar-content' ), siblings = container.find( '.open' ), topPanel = overlay.find( '#customize-theme-controls > ul > .accordion-section > .accordion-section-title' ).add( '#customize-info > .accordion-section-title' ), customizeBtn = section.find( '.customize-theme' ), changeBtn = section.find( '.change-theme' ), content = section.find( '.control-panel-content' ); if ( expanded ) { // Collapse any sibling sections/panels api.section.each( function ( otherSection ) { if ( otherSection !== panel ) { otherSection.collapse( { duration: args.duration } ); } }); api.panel.each( function ( otherPanel ) { otherPanel.collapse( { duration: 0 } ); }); content.show( 0, function() { position = content.offset().top; scroll = container.scrollTop(); content.css( 'margin-top', ( $( '#customize-header-actions' ).height() - position - scroll ) ); section.addClass( 'current-panel' ); overlay.addClass( 'in-themes-panel' ); container.scrollTop( 0 ); _.delay( panel.renderScreenshots, 10 ); // Wait for the controls panel.$customizeSidebar.on( 'scroll.customize-themes-section', _.throttle( panel.renderScreenshots, 300 ) ); if ( args.completeCallback ) { args.completeCallback(); } } ); topPanel.attr( 'tabindex', '-1' ); changeBtn.attr( 'tabindex', '-1' ); customizeBtn.focus(); } else { siblings.removeClass( 'open' ); section.removeClass( 'current-panel' ); overlay.removeClass( 'in-themes-panel' ); panel.$customizeSidebar.off( 'scroll.customize-themes-section' ); content.delay( 180 ).hide( 0, function() { content.css( 'margin-top', 'inherit' ); // Reset if ( args.completeCallback ) { args.completeCallback(); } } ); topPanel.attr( 'tabindex', '0' ); customizeBtn.attr( 'tabindex', '0' ); changeBtn.focus(); container.scrollTop( 0 ); } }, /** * Render control's screenshot if the control comes into view. * * @since 4.2.0 */ renderScreenshots: function( ) { var section = this; // Fill queue initially. if ( section.screenshotQueue === null ) { section.screenshotQueue = section.controls(); } // Are all screenshots rendered? if ( ! section.screenshotQueue.length ) { return; } section.screenshotQueue = _.filter( section.screenshotQueue, function( control ) { var $imageWrapper = control.container.find( '.theme-screenshot' ), $image = $imageWrapper.find( 'img' ); if ( ! $image.length ) { return false; } if ( $image.is( ':hidden' ) ) { return true; } // Based on unveil.js. var wt = section.$window.scrollTop(), wb = wt + section.$window.height(), et = $image.offset().top, ih = $imageWrapper.height(), eb = et + ih, threshold = ih * 3, inView = eb >= wt - threshold && et <= wb + threshold; if ( inView ) { control.container.trigger( 'render-screenshot' ); } // If the image is in view return false so it's cleared from the queue. return ! inView; } ); }, /** * Advance the modal to the next theme. * * @since 4.2.0 */ nextTheme: function () { var section = this; if ( section.getNextTheme() ) { section.showDetails( section.getNextTheme(), function() { section.overlay.find( '.right' ).focus(); } ); } }, /** * Get the next theme model. * * @since 4.2.0 */ getNextTheme: function () { var control, next; control = api.control( 'theme_' + this.currentTheme ); next = control.container.next( 'li.customize-control-theme' ); if ( ! next.length ) { return false; } next = next[0].id.replace( 'customize-control-', '' ); control = api.control( next ); return control.params.theme; }, /** * Advance the modal to the previous theme. * * @since 4.2.0 */ previousTheme: function () { var section = this; if ( section.getPreviousTheme() ) { section.showDetails( section.getPreviousTheme(), function() { section.overlay.find( '.left' ).focus(); } ); } }, /** * Get the previous theme model. * * @since 4.2.0 */ getPreviousTheme: function () { var control, previous; control = api.control( 'theme_' + this.currentTheme ); previous = control.container.prev( 'li.customize-control-theme' ); if ( ! previous.length ) { return false; } previous = previous[0].id.replace( 'customize-control-', '' ); control = api.control( previous ); return control.params.theme; }, /** * Disable buttons when we're viewing the first or last theme. * * @since 4.2.0 */ updateLimits: function () { if ( ! this.getNextTheme() ) { this.overlay.find( '.right' ).addClass( 'disabled' ); } if ( ! this.getPreviousTheme() ) { this.overlay.find( '.left' ).addClass( 'disabled' ); } }, /** * Render & show the theme details for a given theme model. * * @since 4.2.0 * * @param {Object} theme */ showDetails: function ( theme, callback ) { var section = this; callback = callback || function(){}; section.currentTheme = theme.id; section.overlay.html( section.template( theme ) ) .fadeIn( 'fast' ) .focus(); $( 'body' ).addClass( 'modal-open' ); section.containFocus( section.overlay ); section.updateLimits(); callback(); }, /** * Close the theme details modal. * * @since 4.2.0 */ closeDetails: function () { $( 'body' ).removeClass( 'modal-open' ); this.overlay.fadeOut( 'fast' ); api.control( 'theme_' + this.currentTheme ).focus(); }, /** * Keep tab focus within the theme details modal. * * @since 4.2.0 */ containFocus: function( el ) { var tabbables; el.on( 'keydown', function( event ) { // Return if it's not the tab key // When navigating with prev/next focus is already handled if ( 9 !== event.keyCode ) { return; } // uses jQuery UI to get the tabbable elements tabbables = $( ':tabbable', el ); // Keep focus within the overlay if ( tabbables.last()[0] === event.target && ! event.shiftKey ) { tabbables.first().focus(); return false; } else if ( tabbables.first()[0] === event.target && event.shiftKey ) { tabbables.last().focus(); return false; } }); } }); /** * @since 4.1.0 * * @class * @augments wp.customize.Class */ api.Panel = Container.extend({ /** * @since 4.1.0 * * @param {String} id * @param {Object} options */ initialize: function ( id, options ) { var panel = this; Container.prototype.initialize.call( panel, id, options ); panel.embed(); panel.deferred.embedded.done( function () { panel.ready(); }); }, /** * Embed the container in the DOM when any parent panel is ready. * * @since 4.1.0 */ embed: function () { var panel = this, parentContainer = $( '#customize-theme-controls > ul' ); // @todo This should be defined elsewhere, and to be configurable if ( ! panel.container.parent().is( parentContainer ) ) { parentContainer.append( panel.container ); } panel.deferred.embedded.resolve(); }, /** * @since 4.1.0 */ attachEvents: function () { var meta, panel = this; // Expand/Collapse accordion sections on click. panel.container.find( '.accordion-section-title' ).on( 'click keydown', function( event ) { if ( api.utils.isKeydownButNotEnterEvent( event ) ) { return; } event.preventDefault(); // Keep this AFTER the key filter above if ( ! panel.expanded() ) { panel.expand(); } }); meta = panel.container.find( '.panel-meta:first' ); meta.find( '> .accordion-section-title' ).on( 'click keydown', function( event ) { if ( api.utils.isKeydownButNotEnterEvent( event ) ) { return; } event.preventDefault(); // Keep this AFTER the key filter above if ( meta.hasClass( 'cannot-expand' ) ) { return; } var content = meta.find( '.accordion-section-content:first' ); if ( meta.hasClass( 'open' ) ) { meta.toggleClass( 'open' ); content.slideUp( panel.defaultExpandedArguments.duration ); } else { content.slideDown( panel.defaultExpandedArguments.duration ); meta.toggleClass( 'open' ); } }); }, /** * Get the sections that are associated with this panel, sorted by their priority Value. * * @since 4.1.0 * * @returns {Array} */ sections: function () { return this._children( 'panel', 'section' ); }, /** * Return whether this panel has any active sections. * * @since 4.1.0 * * @returns {boolean} */ isContextuallyActive: function () { var panel = this, sections = panel.sections(), activeCount = 0; _( sections ).each( function ( section ) { if ( section.active() && section.isContextuallyActive() ) { activeCount += 1; } } ); return ( activeCount !== 0 ); }, /** * Update UI to reflect expanded state * * @since 4.1.0 * * @param {Boolean} expanded * @param {Object} args * @param {Boolean} args.unchanged * @param {Callback} args.completeCallback */ onChangeExpanded: function ( expanded, args ) { // Immediately call the complete callback if there were no changes if ( args.unchanged ) { if ( args.completeCallback ) { args.completeCallback(); } return; } // Note: there is a second argument 'args' passed var position, scroll, panel = this, section = panel.container.closest( '.accordion-section' ), overlay = section.closest( '.wp-full-overlay' ), container = section.closest( '.wp-full-overlay-sidebar-content' ), siblings = container.find( '.open' ), topPanel = overlay.find( '#customize-theme-controls > ul > .accordion-section > .accordion-section-title' ).add( '#customize-info > .accordion-section-title' ), backBtn = overlay.find( '.control-panel-back' ), panelTitle = section.find( '.accordion-section-title' ).first(), content = section.find( '.control-panel-content' ); if ( expanded ) { // Collapse any sibling sections/panels api.section.each( function ( section ) { if ( ! section.panel() ) { section.collapse( { duration: 0 } ); } }); api.panel.each( function ( otherPanel ) { if ( panel !== otherPanel ) { otherPanel.collapse( { duration: 0 } ); } }); content.show( 0, function() { content.parent().show(); position = content.offset().top; scroll = container.scrollTop(); content.css( 'margin-top', ( $( '#customize-header-actions' ).height() - position - scroll ) ); section.addClass( 'current-panel' ); overlay.addClass( 'in-sub-panel' ); container.scrollTop( 0 ); if ( args.completeCallback ) { args.completeCallback(); } } ); topPanel.attr( 'tabindex', '-1' ); backBtn.attr( 'tabindex', '0' ); backBtn.focus(); } else { siblings.removeClass( 'open' ); section.removeClass( 'current-panel' ); overlay.removeClass( 'in-sub-panel' ); content.delay( 180 ).hide( 0, function() { content.css( 'margin-top', 'inherit' ); // Reset if ( args.completeCallback ) { args.completeCallback(); } } ); topPanel.attr( 'tabindex', '0' ); backBtn.attr( 'tabindex', '-1' ); panelTitle.focus(); container.scrollTop( 0 ); } } }); /** * A Customizer Control. * * A control provides a UI element that allows a user to modify a Customizer Setting. * * @see PHP class WP_Customize_Control. * * @class * @augments wp.customize.Class * * @param {string} id Unique identifier for the control instance. * @param {object} options Options hash for the control instance. * @param {object} options.params * @param {object} options.params.type Type of control (e.g. text, radio, dropdown-pages, etc.) * @param {string} options.params.content The HTML content for the control. * @param {string} options.params.priority Order of priority to show the control within the section. * @param {string} options.params.active * @param {string} options.params.section * @param {string} options.params.label * @param {string} options.params.description * @param {string} options.params.instanceNumber Order in which this instance was created in relation to other instances. */ api.Control = api.Class.extend({ defaultActiveArguments: { duration: 'fast', completeCallback: $.noop }, initialize: function( id, options ) { var control = this, nodes, radios, settings; control.params = {}; $.extend( control, options || {} ); control.id = id; control.selector = '#customize-control-' + id.replace( /\]/g, '' ).replace( /\[/g, '-' ); control.templateSelector = 'customize-control-' + control.params.type + '-content'; control.container = control.params.content ? $( control.params.content ) : $( control.selector ); control.deferred = { embedded: new $.Deferred() }; control.section = new api.Value(); control.priority = new api.Value(); control.active = new api.Value(); control.activeArgumentsQueue = []; control.elements = []; nodes = control.container.find('[data-customize-setting-link]'); radios = {}; nodes.each( function() { var node = $( this ), name; if ( node.is( ':radio' ) ) { name = node.prop( 'name' ); if ( radios[ name ] ) { return; } radios[ name ] = true; node = nodes.filter( '[name="' + name + '"]' ); } api( node.data( 'customizeSettingLink' ), function( setting ) { var element = new api.Element( node ); control.elements.push( element ); element.sync( setting ); element.set( setting() ); }); }); control.active.bind( function ( active ) { var args = control.activeArgumentsQueue.shift(); args = $.extend( {}, control.defaultActiveArguments, args ); control.onChangeActive( active, args ); } ); control.section.set( control.params.section ); control.priority.set( isNaN( control.params.priority ) ? 10 : control.params.priority ); control.active.set( control.params.active ); api.utils.bubbleChildValueChanges( control, [ 'section', 'priority', 'active' ] ); // Associate this control with its settings when they are created settings = $.map( control.params.settings, function( value ) { return value; }); api.apply( api, settings.concat( function () { var key; control.settings = {}; for ( key in control.params.settings ) { control.settings[ key ] = api( control.params.settings[ key ] ); } control.setting = control.settings['default'] || null; control.embed(); }) ); control.deferred.embedded.done( function () { control.ready(); }); }, /** * Embed the control into the page. */ embed: function () { var control = this, inject; // Watch for changes to the section state inject = function ( sectionId ) { var parentContainer; if ( ! sectionId ) { // @todo allow a control to be embedded without a section, for instance a control embedded in the frontend return; } // Wait for the section to be registered api.section( sectionId, function ( section ) { // Wait for the section to be ready/initialized section.deferred.embedded.done( function () { parentContainer = section.container.find( 'ul:first' ); if ( ! control.container.parent().is( parentContainer ) ) { parentContainer.append( control.container ); control.renderContent(); } control.deferred.embedded.resolve(); }); }); }; control.section.bind( inject ); inject( control.section.get() ); }, /** * Triggered when the control's markup has been injected into the DOM. * * @abstract */ ready: function() {}, /** * Normal controls do not expand, so just expand its parent * * @param {Object} [params] */ expand: function ( params ) { api.section( this.section() ).expand( params ); }, /** * Bring the containing section and panel into view and then * this control into view, focusing on the first input. */ focus: focus, /** * Update UI in response to a change in the control's active state. * This does not change the active state, it merely handles the behavior * for when it does change. * * @since 4.1.0 * * @param {Boolean} active * @param {Object} args * @param {Number} args.duration * @param {Callback} args.completeCallback */ onChangeActive: function ( active, args ) { if ( ! $.contains( document, this.container ) ) { // jQuery.fn.slideUp is not hiding an element if it is not in the DOM this.container.toggle( active ); if ( args.completeCallback ) { args.completeCallback(); } } else if ( active ) { this.container.slideDown( args.duration, args.completeCallback ); } else { this.container.slideUp( args.duration, args.completeCallback ); } }, /** * @deprecated 4.1.0 Use this.onChangeActive() instead. */ toggle: function ( active ) { return this.onChangeActive( active, this.defaultActiveArguments ); }, /** * Shorthand way to enable the active state. * * @since 4.1.0 * * @param {Object} [params] * @returns {Boolean} false if already active */ activate: Container.prototype.activate, /** * Shorthand way to disable the active state. * * @since 4.1.0 * * @param {Object} [params] * @returns {Boolean} false if already inactive */ deactivate: Container.prototype.deactivate, /** * Re-use _toggleActive from Container class. * * @access private */ _toggleActive: Container.prototype._toggleActive, dropdownInit: function() { var control = this, statuses = this.container.find('.dropdown-status'), params = this.params, toggleFreeze = false, update = function( to ) { if ( typeof to === 'string' && params.statuses && params.statuses[ to ] ) statuses.html( params.statuses[ to ] ).show(); else statuses.hide(); }; // Support the .dropdown class to open/close complex elements this.container.on( 'click keydown', '.dropdown', function( event ) { if ( api.utils.isKeydownButNotEnterEvent( event ) ) { return; } event.preventDefault(); if (!toggleFreeze) control.container.toggleClass('open'); if ( control.container.hasClass('open') ) control.container.parent().parent().find('li.library-selected').focus(); // Don't want to fire focus and click at same time toggleFreeze = true; setTimeout(function () { toggleFreeze = false; }, 400); }); this.setting.bind( update ); update( this.setting() ); }, /** * Render the control from its JS template, if it exists. * * The control's container must already exist in the DOM. * * @since 4.1.0 */ renderContent: function () { var template, control = this; // Replace the container element's content with the control. if ( 0 !== $( '#tmpl-' + control.templateSelector ).length ) { template = wp.template( control.templateSelector ); if ( template && control.container ) { control.container.html( template( control.params ) ); } } } }); /** * A colorpicker control. * * @class * @augments wp.customize.Control * @augments wp.customize.Class */ api.ColorControl = api.Control.extend({ ready: function() { var control = this, picker = this.container.find('.color-picker-hex'); picker.val( control.setting() ).wpColorPicker({ change: function() { control.setting.set( picker.wpColorPicker('color') ); }, clear: function() { control.setting.set( false ); } }); this.setting.bind( function ( value ) { picker.val( value ); picker.wpColorPicker( 'color', value ); }); } }); /** * A control that implements the media modal. * * @class * @augments wp.customize.Control * @augments wp.customize.Class */ api.MediaControl = api.Control.extend({ /** * When the control's DOM structure is ready, * set up internal event bindings. */ ready: function() { var control = this; // Shortcut so that we don't have to use _.bind every time we add a callback. _.bindAll( control, 'restoreDefault', 'removeFile', 'openFrame', 'select', 'pausePlayer' ); // Bind events, with delegation to facilitate re-rendering. control.container.on( 'click keydown', '.upload-button', control.openFrame ); control.container.on( 'click keydown', '.upload-button', control.pausePlayer ); control.container.on( 'click keydown', '.thumbnail-image img', control.openFrame ); control.container.on( 'click keydown', '.default-button', control.restoreDefault ); control.container.on( 'click keydown', '.remove-button', control.pausePlayer ); control.container.on( 'click keydown', '.remove-button', control.removeFile ); control.container.on( 'click keydown', '.remove-button', control.cleanupPlayer ); // Resize the player controls when it becomes visible (ie when section is expanded) api.section( control.section() ).container .on( 'expanded', function() { if ( control.player ) { control.player.setControlsSize(); } }) .on( 'collapsed', function() { control.pausePlayer(); }); // Re-render whenever the control's setting changes. control.setting.bind( function () { control.renderContent(); } ); }, pausePlayer: function () { this.player && this.player.pause(); }, cleanupPlayer: function () { this.player && wp.media.mixin.removePlayer( this.player ); }, /** * Open the media modal. */ openFrame: function( event ) { if ( api.utils.isKeydownButNotEnterEvent( event ) ) { return; } event.preventDefault(); if ( ! this.frame ) { this.initFrame(); } this.frame.open(); }, /** * Create a media modal select frame, and store it so the instance can be reused when needed. */ initFrame: function() { this.frame = wp.media({ button: { text: this.params.button_labels.frame_button }, states: [ new wp.media.controller.Library({ title: this.params.button_labels.frame_title, library: wp.media.query({ type: this.params.mime_type }), multiple: false, date: false }) ] }); // When a file is selected, run a callback. this.frame.on( 'select', this.select ); }, /** * Callback handler for when an attachment is selected in the media modal. * Gets the selected image information, and sets it within the control. */ select: function() { // Get the attachment from the modal frame. var node, attachment = this.frame.state().get( 'selection' ).first().toJSON(), mejsSettings = window._wpmejsSettings || {}; this.params.attachment = attachment; // Set the Customizer setting; the callback takes care of rendering. this.setting( attachment.id ); node = this.container.find( 'audio, video' ).get(0); // Initialize audio/video previews. if ( node ) { this.player = new MediaElementPlayer( node, mejsSettings ); } else { this.cleanupPlayer(); } }, /** * Reset the setting to the default value. */ restoreDefault: function( event ) { if ( api.utils.isKeydownButNotEnterEvent( event ) ) { return; } event.preventDefault(); this.params.attachment = this.params.defaultAttachment; this.setting( this.params.defaultAttachment.url ); }, /** * Called when the "Remove" link is clicked. Empties the setting. * * @param {object} event jQuery Event object */ removeFile: function( event ) { if ( api.utils.isKeydownButNotEnterEvent( event ) ) { return; } event.preventDefault(); this.params.attachment = {}; this.setting( '' ); this.renderContent(); // Not bound to setting change when emptying. } }); /** * An upload control, which utilizes the media modal. * * @class * @augments wp.customize.MediaControl * @augments wp.customize.Control * @augments wp.customize.Class */ api.UploadControl = api.MediaControl.extend({ /** * Callback handler for when an attachment is selected in the media modal. * Gets the selected image information, and sets it within the control. */ select: function() { // Get the attachment from the modal frame. var node, attachment = this.frame.state().get( 'selection' ).first().toJSON(), mejsSettings = window._wpmejsSettings || {}; this.params.attachment = attachment; // Set the Customizer setting; the callback takes care of rendering. this.setting( attachment.url ); node = this.container.find( 'audio, video' ).get(0); // Initialize audio/video previews. if ( node ) { this.player = new MediaElementPlayer( node, mejsSettings ); } else { this.cleanupPlayer(); } }, // @deprecated success: function() {}, // @deprecated removerVisibility: function() {} }); /** * A control for uploading images. * * This control no longer needs to do anything more * than what the upload control does in JS. * * @class * @augments wp.customize.UploadControl * @augments wp.customize.MediaControl * @augments wp.customize.Control * @augments wp.customize.Class */ api.ImageControl = api.UploadControl.extend({ // @deprecated thumbnailSrc: function() {} }); /** * A control for uploading background images. * * @class * @augments wp.customize.UploadControl * @augments wp.customize.MediaControl * @augments wp.customize.Control * @augments wp.customize.Class */ api.BackgroundControl = api.UploadControl.extend({ /** * When the control's DOM structure is ready, * set up internal event bindings. */ ready: function() { api.UploadControl.prototype.ready.apply( this, arguments ); }, /** * Callback handler for when an attachment is selected in the media modal. * Does an additional AJAX request for setting the background context. */ select: function() { api.UploadControl.prototype.select.apply( this, arguments ); wp.ajax.post( 'custom-background-add', { nonce: _wpCustomizeBackground.nonces.add, wp_customize: 'on', theme: api.settings.theme.stylesheet, attachment_id: this.params.attachment.id } ); } }); /** * @class * @augments wp.customize.Control * @augments wp.customize.Class */ api.HeaderControl = api.Control.extend({ ready: function() { this.btnRemove = $('#customize-control-header_image .actions .remove'); this.btnNew = $('#customize-control-header_image .actions .new'); _.bindAll(this, 'openMedia', 'removeImage'); this.btnNew.on( 'click', this.openMedia ); this.btnRemove.on( 'click', this.removeImage ); api.HeaderTool.currentHeader = this.getInitialHeaderImage(); new api.HeaderTool.CurrentView({ model: api.HeaderTool.currentHeader, el: '#customize-control-header_image .current .container' }); new api.HeaderTool.ChoiceListView({ collection: api.HeaderTool.UploadsList = new api.HeaderTool.ChoiceList(), el: '#customize-control-header_image .choices .uploaded .list' }); new api.HeaderTool.ChoiceListView({ collection: api.HeaderTool.DefaultsList = new api.HeaderTool.DefaultsList(), el: '#customize-control-header_image .choices .default .list' }); api.HeaderTool.combinedList = api.HeaderTool.CombinedList = new api.HeaderTool.CombinedList([ api.HeaderTool.UploadsList, api.HeaderTool.DefaultsList ]); }, /** * Returns a new instance of api.HeaderTool.ImageModel based on the currently * saved header image (if any). * * @since 4.2.0 * * @returns {Object} Options */ getInitialHeaderImage: function() { if ( ! api.get().header_image || ! api.get().header_image_data || _.contains( [ 'remove-header', 'random-default-image', 'random-uploaded-image' ], api.get().header_image ) ) { return new api.HeaderTool.ImageModel(); } // Get the matching uploaded image object. var currentHeaderObject = _.find( _wpCustomizeHeader.uploads, function( imageObj ) { return ( imageObj.attachment_id === api.get().header_image_data.attachment_id ); } ); // Fall back to raw current header image. if ( ! currentHeaderObject ) { currentHeaderObject = { url: api.get().header_image, thumbnail_url: api.get().header_image, attachment_id: api.get().header_image_data.attachment_id }; } return new api.HeaderTool.ImageModel({ header: currentHeaderObject, choice: currentHeaderObject.url.split( '/' ).pop() }); }, /** * Returns a set of options, computed from the attached image data and * theme-specific data, to be fed to the imgAreaSelect plugin in * wp.media.view.Cropper. * * @param {wp.media.model.Attachment} attachment * @param {wp.media.controller.Cropper} controller * @returns {Object} Options */ calculateImageSelectOptions: function(attachment, controller) { var xInit = parseInt(_wpCustomizeHeader.data.width, 10), yInit = parseInt(_wpCustomizeHeader.data.height, 10), flexWidth = !! parseInt(_wpCustomizeHeader.data['flex-width'], 10), flexHeight = !! parseInt(_wpCustomizeHeader.data['flex-height'], 10), ratio, xImg, yImg, realHeight, realWidth, imgSelectOptions; realWidth = attachment.get('width'); realHeight = attachment.get('height'); this.headerImage = new api.HeaderTool.ImageModel(); this.headerImage.set({ themeWidth: xInit, themeHeight: yInit, themeFlexWidth: flexWidth, themeFlexHeight: flexHeight, imageWidth: realWidth, imageHeight: realHeight }); controller.set( 'canSkipCrop', ! this.headerImage.shouldBeCropped() ); ratio = xInit / yInit; xImg = realWidth; yImg = realHeight; if ( xImg / yImg > ratio ) { yInit = yImg; xInit = yInit * ratio; } else { xInit = xImg; yInit = xInit / ratio; } imgSelectOptions = { handles: true, keys: true, instance: true, persistent: true, imageWidth: realWidth, imageHeight: realHeight, x1: 0, y1: 0, x2: xInit, y2: yInit }; if (flexHeight === false && flexWidth === false) { imgSelectOptions.aspectRatio = xInit + ':' + yInit; } if (flexHeight === false ) { imgSelectOptions.maxHeight = yInit; } if (flexWidth === false ) { imgSelectOptions.maxWidth = xInit; } return imgSelectOptions; }, /** * Sets up and opens the Media Manager in order to select an image. * Depending on both the size of the image and the properties of the * current theme, a cropping step after selection may be required or * skippable. * * @param {event} event */ openMedia: function(event) { var l10n = _wpMediaViewsL10n; event.preventDefault(); this.frame = wp.media({ button: { text: l10n.selectAndCrop, close: false }, states: [ new wp.media.controller.Library({ title: l10n.chooseImage, library: wp.media.query({ type: 'image' }), multiple: false, date: false, priority: 20, suggestedWidth: _wpCustomizeHeader.data.width, suggestedHeight: _wpCustomizeHeader.data.height }), new wp.media.controller.Cropper({ imgSelectOptions: this.calculateImageSelectOptions }) ] }); this.frame.on('select', this.onSelect, this); this.frame.on('cropped', this.onCropped, this); this.frame.on('skippedcrop', this.onSkippedCrop, this); this.frame.open(); }, /** * After an image is selected in the media modal, * switch to the cropper state. */ onSelect: function() { this.frame.setState('cropper'); }, /** * After the image has been cropped, apply the cropped image data to the setting. * * @param {object} croppedImage Cropped attachment data. */ onCropped: function(croppedImage) { var url = croppedImage.post_content, attachmentId = croppedImage.attachment_id, w = croppedImage.width, h = croppedImage.height; this.setImageFromURL(url, attachmentId, w, h); }, /** * If cropping was skipped, apply the image data directly to the setting. * * @param {object} selection */ onSkippedCrop: function(selection) { var url = selection.get('url'), w = selection.get('width'), h = selection.get('height'); this.setImageFromURL(url, selection.id, w, h); }, /** * Creates a new wp.customize.HeaderTool.ImageModel from provided * header image data and inserts it into the user-uploaded headers * collection. * * @param {String} url * @param {Number} attachmentId * @param {Number} width * @param {Number} height */ setImageFromURL: function(url, attachmentId, width, height) { var choice, data = {}; data.url = url; data.thumbnail_url = url; data.timestamp = _.now(); if (attachmentId) { data.attachment_id = attachmentId; } if (width) { data.width = width; } if (height) { data.height = height; } choice = new api.HeaderTool.ImageModel({ header: data, choice: url.split('/').pop() }); api.HeaderTool.UploadsList.add(choice); api.HeaderTool.currentHeader.set(choice.toJSON()); choice.save(); choice.importImage(); }, /** * Triggers the necessary events to deselect an image which was set as * the currently selected one. */ removeImage: function() { api.HeaderTool.currentHeader.trigger('hide'); api.HeaderTool.CombinedList.trigger('control:removeImage'); } }); /** * wp.customize.ThemeControl * * @constructor * @augments wp.customize.Control * @augments wp.customize.Class */ api.ThemeControl = api.Control.extend({ touchDrag: false, isRendered: false, /** * Defer rendering the theme control until the section is displayed. * * @since 4.2.0 */ renderContent: function () { var control = this, renderContentArgs = arguments; api.section( control.section(), function( section ) { if ( section.expanded() ) { api.Control.prototype.renderContent.apply( control, renderContentArgs ); control.isRendered = true; } else { section.expanded.bind( function( expanded ) { if ( expanded && ! control.isRendered ) { api.Control.prototype.renderContent.apply( control, renderContentArgs ); control.isRendered = true; } } ); } } ); }, /** * @since 4.2.0 */ ready: function() { var control = this; control.container.on( 'touchmove', '.theme', function() { control.touchDrag = true; }); // Bind details view trigger. control.container.on( 'click keydown touchend', '.theme', function( event ) { if ( api.utils.isKeydownButNotEnterEvent( event ) ) { return; } // Bail if the user scrolled on a touch device. if ( control.touchDrag === true ) { return control.touchDrag = false; } // Prevent the modal from showing when the user clicks the action button. if ( $( event.target ).is( '.theme-actions .button' ) ) { return; } var previewUrl = $( this ).data( 'previewUrl' ); $( '.wp-full-overlay' ).addClass( 'customize-loading' ); window.parent.location = previewUrl; }); control.container.on( 'click keydown', '.theme-actions .theme-details', function( event ) { if ( api.utils.isKeydownButNotEnterEvent( event ) ) { return; } event.preventDefault(); // Keep this AFTER the key filter above api.section( control.section() ).showDetails( control.params.theme ); }); control.container.on( 'render-screenshot', function() { var $screenshot = $( this ).find( 'img' ), source = $screenshot.data( 'src' ); if ( source ) { $screenshot.attr( 'src', source ); } }); }, /** * Show or hide the theme based on the presence of the term in the title, description, and author. * * @since 4.2.0 */ filter: function( term ) { var control = this, haystack = control.params.theme.name + ' ' + control.params.theme.description + ' ' + control.params.theme.tags + ' ' + control.params.theme.author; haystack = haystack.toLowerCase().replace( '-', ' ' ); if ( -1 !== haystack.search( term ) ) { control.activate(); } else { control.deactivate(); } } }); // Change objects contained within the main customize object to Settings. api.defaultConstructor = api.Setting; // Create the collections for Controls, Sections and Panels. api.control = new api.Values({ defaultConstructor: api.Control }); api.section = new api.Values({ defaultConstructor: api.Section }); api.panel = new api.Values({ defaultConstructor: api.Panel }); /** * @class * @augments wp.customize.Messenger * @augments wp.customize.Class * @mixes wp.customize.Events */ api.PreviewFrame = api.Messenger.extend({ sensitivity: 2000, initialize: function( params, options ) { var deferred = $.Deferred(); // This is the promise object. deferred.promise( this ); this.container = params.container; this.signature = params.signature; $.extend( params, { channel: api.PreviewFrame.uuid() }); api.Messenger.prototype.initialize.call( this, params, options ); this.add( 'previewUrl', params.previewUrl ); this.query = $.extend( params.query || {}, { customize_messenger_channel: this.channel() }); this.run( deferred ); }, run: function( deferred ) { var self = this, loaded = false, ready = false; if ( this._ready ) { this.unbind( 'ready', this._ready ); } this._ready = function() { ready = true; if ( loaded ) { deferred.resolveWith( self ); } }; this.bind( 'ready', this._ready ); this.bind( 'ready', function ( data ) { this.container.addClass( 'iframe-ready' ); if ( ! data ) { return; } /* * Walk over all panels, sections, and controls and set their * respective active states to true if the preview explicitly * indicates as such. */ var constructs = { panel: data.activePanels, section: data.activeSections, control: data.activeControls }; _( constructs ).each( function ( activeConstructs, type ) { api[ type ].each( function ( construct, id ) { var active = !! ( activeConstructs && activeConstructs[ id ] ); construct.active( active ); } ); } ); } ); this.request = $.ajax( this.previewUrl(), { type: 'POST', data: this.query, xhrFields: { withCredentials: true } } ); this.request.fail( function() { deferred.rejectWith( self, [ 'request failure' ] ); }); this.request.done( function( response ) { var location = self.request.getResponseHeader('Location'), signature = self.signature, index; // Check if the location response header differs from the current URL. // If so, the request was redirected; try loading the requested page. if ( location && location !== self.previewUrl() ) { deferred.rejectWith( self, [ 'redirect', location ] ); return; } // Check if the user is not logged in. if ( '0' === response ) { self.login( deferred ); return; } // Check for cheaters. if ( '-1' === response ) { deferred.rejectWith( self, [ 'cheatin' ] ); return; } // Check for a signature in the request. index = response.lastIndexOf( signature ); if ( -1 === index || index < response.lastIndexOf('</html>') ) { deferred.rejectWith( self, [ 'unsigned' ] ); return; } // Strip the signature from the request. response = response.slice( 0, index ) + response.slice( index + signature.length ); // Create the iframe and inject the html content. self.iframe = $( '<iframe />', { 'title': api.l10n.previewIframeTitle } ).appendTo( self.container ); // Bind load event after the iframe has been added to the page; // otherwise it will fire when injected into the DOM. self.iframe.one( 'load', function() { loaded = true; if ( ready ) { deferred.resolveWith( self ); } else { setTimeout( function() { deferred.rejectWith( self, [ 'ready timeout' ] ); }, self.sensitivity ); } }); self.targetWindow( self.iframe[0].contentWindow ); self.targetWindow().document.open(); self.targetWindow().document.write( response ); self.targetWindow().document.close(); }); }, login: function( deferred ) { var self = this, reject; reject = function() { deferred.rejectWith( self, [ 'logged out' ] ); }; if ( this.triedLogin ) { return reject(); } // Check if we have an admin cookie. $.get( api.settings.url.ajax, { action: 'logged-in' }).fail( reject ).done( function( response ) { var iframe; if ( '1' !== response ) { reject(); } iframe = $( '<iframe />', { 'src': self.previewUrl(), 'title': api.l10n.previewIframeTitle } ).hide(); iframe.appendTo( self.container ); iframe.load( function() { self.triedLogin = true; iframe.remove(); self.run( deferred ); }); }); }, destroy: function() { api.Messenger.prototype.destroy.call( this ); this.request.abort(); if ( this.iframe ) this.iframe.remove(); delete this.request; delete this.iframe; delete this.targetWindow; } }); (function(){ var uuid = 0; /** * Create a universally unique identifier. * * @return {int} */ api.PreviewFrame.uuid = function() { return 'preview-' + uuid++; }; }()); /** * Set the document title of the customizer. * * @since 4.1.0 * * @param {string} documentTitle */ api.setDocumentTitle = function ( documentTitle ) { var tmpl, title; tmpl = api.settings.documentTitleTmpl; title = tmpl.replace( '%s', documentTitle ); document.title = title; api.trigger( 'title', title ); }; /** * @class * @augments wp.customize.Messenger * @augments wp.customize.Class * @mixes wp.customize.Events */ api.Previewer = api.Messenger.extend({ refreshBuffer: 250, /** * Requires params: * - container - a selector or jQuery element * - previewUrl - the URL of preview frame */ initialize: function( params, options ) { var self = this, rscheme = /^https?/; $.extend( this, options || {} ); this.deferred = { active: $.Deferred() }; /* * Wrap this.refresh to prevent it from hammering the servers: * * If refresh is called once and no other refresh requests are * loading, trigger the request immediately. * * If refresh is called while another refresh request is loading, * debounce the refresh requests: * 1. Stop the loading request (as it is instantly outdated). * 2. Trigger the new request once refresh hasn't been called for * self.refreshBuffer milliseconds. */ this.refresh = (function( self ) { var refresh = self.refresh, callback = function() { timeout = null; refresh.call( self ); }, timeout; return function() { if ( typeof timeout !== 'number' ) { if ( self.loading ) { self.abort(); } else { return callback(); } } clearTimeout( timeout ); timeout = setTimeout( callback, self.refreshBuffer ); }; })( this ); this.container = api.ensure( params.container ); this.allowedUrls = params.allowedUrls; this.signature = params.signature; params.url = window.location.href; api.Messenger.prototype.initialize.call( this, params ); this.add( 'scheme', this.origin() ).link( this.origin ).setter( function( to ) { var match = to.match( rscheme ); return match ? match[0] : ''; }); // Limit the URL to internal, front-end links. // // If the frontend and the admin are served from the same domain, load the // preview over ssl if the Customizer is being loaded over ssl. This avoids // insecure content warnings. This is not attempted if the admin and frontend // are on different domains to avoid the case where the frontend doesn't have // ssl certs. this.add( 'previewUrl', params.previewUrl ).setter( function( to ) { var result; // Check for URLs that include "/wp-admin/" or end in "/wp-admin". // Strip hashes and query strings before testing. if ( /\/wp-admin(\/|$)/.test( to.replace( /[#?].*$/, '' ) ) ) return null; // Attempt to match the URL to the control frame's scheme // and check if it's allowed. If not, try the original URL. $.each([ to.replace( rscheme, self.scheme() ), to ], function( i, url ) { $.each( self.allowedUrls, function( i, allowed ) { var path; allowed = allowed.replace( /\/+$/, '' ); path = url.replace( allowed, '' ); if ( 0 === url.indexOf( allowed ) && /^([/#?]|$)/.test( path ) ) { result = url; return false; } }); if ( result ) return false; }); // If we found a matching result, return it. If not, bail. return result ? result : null; }); // Refresh the preview when the URL is changed (but not yet). this.previewUrl.bind( this.refresh ); this.scroll = 0; this.bind( 'scroll', function( distance ) { this.scroll = distance; }); // Update the URL when the iframe sends a URL message. this.bind( 'url', this.previewUrl ); // Update the document title when the preview changes. this.bind( 'documentTitle', function ( title ) { api.setDocumentTitle( title ); } ); }, query: function() {}, abort: function() { if ( this.loading ) { this.loading.destroy(); delete this.loading; } }, refresh: function() { var self = this; // Display loading indicator this.send( 'loading-initiated' ); this.abort(); this.loading = new api.PreviewFrame({ url: this.url(), previewUrl: this.previewUrl(), query: this.query() || {}, container: this.container, signature: this.signature }); this.loading.done( function() { // 'this' is the loading frame this.bind( 'synced', function() { if ( self.preview ) self.preview.destroy(); self.preview = this; delete self.loading; self.targetWindow( this.targetWindow() ); self.channel( this.channel() ); self.deferred.active.resolve(); self.send( 'active' ); }); this.send( 'sync', { scroll: self.scroll, settings: api.get() }); }); this.loading.fail( function( reason, location ) { self.send( 'loading-failed' ); if ( 'redirect' === reason && location ) { self.previewUrl( location ); } if ( 'logged out' === reason ) { if ( self.preview ) { self.preview.destroy(); delete self.preview; } self.login().done( self.refresh ); } if ( 'cheatin' === reason ) { self.cheatin(); } }); }, login: function() { var previewer = this, deferred, messenger, iframe; if ( this._login ) return this._login; deferred = $.Deferred(); this._login = deferred.promise(); messenger = new api.Messenger({ channel: 'login', url: api.settings.url.login }); iframe = $( '<iframe />', { 'src': api.settings.url.login, 'title': api.l10n.loginIframeTitle } ).appendTo( this.container ); messenger.targetWindow( iframe[0].contentWindow ); messenger.bind( 'login', function () { var refreshNonces = previewer.refreshNonces(); refreshNonces.always( function() { iframe.remove(); messenger.destroy(); delete previewer._login; }); refreshNonces.done( function() { deferred.resolve(); }); refreshNonces.fail( function() { previewer.cheatin(); deferred.reject(); }); }); return this._login; }, cheatin: function() { $( document.body ).empty().addClass('cheatin').append( '<p>' + api.l10n.cheatin + '</p>' ); }, refreshNonces: function() { var request, deferred = $.Deferred(); deferred.promise(); request = wp.ajax.post( 'customize_refresh_nonces', { wp_customize: 'on', theme: api.settings.theme.stylesheet }); request.done( function( response ) { api.trigger( 'nonce-refresh', response ); deferred.resolve(); }); request.fail( function() { deferred.reject(); }); return deferred; } }); api.controlConstructor = { color: api.ColorControl, media: api.MediaControl, upload: api.UploadControl, image: api.ImageControl, header: api.HeaderControl, background: api.BackgroundControl, theme: api.ThemeControl }; api.panelConstructor = {}; api.sectionConstructor = { themes: api.ThemesSection }; $( function() { api.settings = window._wpCustomizeSettings; api.l10n = window._wpCustomizeControlsL10n; // Check if we can run the Customizer. if ( ! api.settings ) { return; } // Redirect to the fallback preview if any incompatibilities are found. if ( ! $.support.postMessage || ( ! $.support.cors && api.settings.isCrossDomain ) ) return window.location = api.settings.url.fallback; var parent, topFocus, body = $( document.body ), overlay = body.children( '.wp-full-overlay' ), title = $( '#customize-info .theme-name.site-title' ), closeBtn = $( '.customize-controls-close' ), saveBtn = $( '#save' ); // Prevent the form from saving when enter is pressed on an input or select element. $('#customize-controls').on( 'keydown', function( e ) { var isEnter = ( 13 === e.which ), $el = $( e.target ); if ( isEnter && ( $el.is( 'input:not([type=button])' ) || $el.is( 'select' ) ) ) { e.preventDefault(); } }); // Expand/Collapse the main customizer customize info. $( '#customize-info' ).find( '> .accordion-section-title' ).on( 'click keydown', function( event ) { if ( api.utils.isKeydownButNotEnterEvent( event ) ) { return; } event.preventDefault(); // Keep this AFTER the key filter above var section = $( this ).parent(), content = section.find( '.accordion-section-content:first' ); if ( section.hasClass( 'cannot-expand' ) ) { return; } if ( section.hasClass( 'open' ) ) { section.toggleClass( 'open' ); content.slideUp( api.Panel.prototype.defaultExpandedArguments.duration ); } else { content.slideDown( api.Panel.prototype.defaultExpandedArguments.duration ); section.toggleClass( 'open' ); } }); // Initialize Previewer api.previewer = new api.Previewer({ container: '#customize-preview', form: '#customize-controls', previewUrl: api.settings.url.preview, allowedUrls: api.settings.url.allowed, signature: 'WP_CUSTOMIZER_SIGNATURE' }, { nonce: api.settings.nonce, query: function() { var dirtyCustomized = {}; api.each( function ( value, key ) { if ( value._dirty ) { dirtyCustomized[ key ] = value(); } } ); return { wp_customize: 'on', theme: api.settings.theme.stylesheet, customized: JSON.stringify( dirtyCustomized ), nonce: this.nonce.preview }; }, save: function() { var self = this, processing = api.state( 'processing' ), submitWhenDoneProcessing, submit; body.addClass( 'saving' ); submit = function () { var request, query; query = $.extend( self.query(), { nonce: self.nonce.save } ); request = wp.ajax.post( 'customize_save', query ); api.trigger( 'save', request ); request.always( function () { body.removeClass( 'saving' ); } ); request.fail( function ( response ) { if ( '0' === response ) { response = 'not_logged_in'; } else if ( '-1' === response ) { // Back-compat in case any other check_ajax_referer() call is dying response = 'invalid_nonce'; } if ( 'invalid_nonce' === response ) { self.cheatin(); } else if ( 'not_logged_in' === response ) { self.preview.iframe.hide(); self.login().done( function() { self.save(); self.preview.iframe.show(); } ); } api.trigger( 'error', response ); } ); request.done( function( response ) { // Clear setting dirty states api.each( function ( value ) { value._dirty = false; } ); api.trigger( 'saved', response ); } ); }; if ( 0 === processing() ) { submit(); } else { submitWhenDoneProcessing = function () { if ( 0 === processing() ) { api.state.unbind( 'change', submitWhenDoneProcessing ); submit(); } }; api.state.bind( 'change', submitWhenDoneProcessing ); } } }); // Refresh the nonces if the preview sends updated nonces over. api.previewer.bind( 'nonce', function( nonce ) { $.extend( this.nonce, nonce ); }); // Refresh the nonces if login sends updated nonces over. api.bind( 'nonce-refresh', function( nonce ) { $.extend( api.settings.nonce, nonce ); $.extend( api.previewer.nonce, nonce ); }); // Create Settings $.each( api.settings.settings, function( id, data ) { api.create( id, id, data.value, { transport: data.transport, previewer: api.previewer, dirty: !! data.dirty } ); }); // Create Panels $.each( api.settings.panels, function ( id, data ) { var constructor = api.panelConstructor[ data.type ] || api.Panel, panel; panel = new constructor( id, { params: data } ); api.panel.add( id, panel ); }); // Create Sections $.each( api.settings.sections, function ( id, data ) { var constructor = api.sectionConstructor[ data.type ] || api.Section, section; section = new constructor( id, { params: data } ); api.section.add( id, section ); }); // Create Controls $.each( api.settings.controls, function( id, data ) { var constructor = api.controlConstructor[ data.type ] || api.Control, control; control = new constructor( id, { params: data, previewer: api.previewer } ); api.control.add( id, control ); }); // Focus the autofocused element _.each( [ 'panel', 'section', 'control' ], function ( type ) { var instance, id = api.settings.autofocus[ type ]; if ( id && api[ type ]( id ) ) { instance = api[ type ]( id ); // Wait until the element is embedded in the DOM instance.deferred.embedded.done( function () { // Wait until the preview has activated and so active panels, sections, controls have been set api.previewer.deferred.active.done( function () { instance.focus(); }); }); } }); /** * Sort panels, sections, controls by priorities. Hide empty sections and panels. * * @since 4.1.0 */ api.reflowPaneContents = _.bind( function () { var appendContainer, activeElement, rootContainers, rootNodes = [], wasReflowed = false; if ( document.activeElement ) { activeElement = $( document.activeElement ); } // Sort the sections within each panel api.panel.each( function ( panel ) { var sections = panel.sections(), sectionContainers = _.pluck( sections, 'container' ); rootNodes.push( panel ); appendContainer = panel.container.find( 'ul:first' ); if ( ! api.utils.areElementListsEqual( sectionContainers, appendContainer.children( '[id]' ) ) ) { _( sections ).each( function ( section ) { appendContainer.append( section.container ); } ); wasReflowed = true; } } ); // Sort the controls within each section api.section.each( function ( section ) { var controls = section.controls(), controlContainers = _.pluck( controls, 'container' ); if ( ! section.panel() ) { rootNodes.push( section ); } appendContainer = section.container.find( 'ul:first' ); if ( ! api.utils.areElementListsEqual( controlContainers, appendContainer.children( '[id]' ) ) ) { _( controls ).each( function ( control ) { appendContainer.append( control.container ); } ); wasReflowed = true; } } ); // Sort the root panels and sections rootNodes.sort( api.utils.prioritySort ); rootContainers = _.pluck( rootNodes, 'container' ); appendContainer = $( '#customize-theme-controls' ).children( 'ul' ); // @todo This should be defined elsewhere, and to be configurable if ( ! api.utils.areElementListsEqual( rootContainers, appendContainer.children() ) ) { _( rootNodes ).each( function ( rootNode ) { appendContainer.append( rootNode.container ); } ); wasReflowed = true; } // Now re-trigger the active Value callbacks to that the panels and sections can decide whether they can be rendered api.panel.each( function ( panel ) { var value = panel.active(); panel.active.callbacks.fireWith( panel.active, [ value, value ] ); } ); api.section.each( function ( section ) { var value = section.active(); section.active.callbacks.fireWith( section.active, [ value, value ] ); } ); // Restore focus if there was a reflow and there was an active (focused) element if ( wasReflowed && activeElement ) { activeElement.focus(); } }, api ); api.bind( 'ready', api.reflowPaneContents ); api.reflowPaneContents = _.debounce( api.reflowPaneContents, 100 ); $( [ api.panel, api.section, api.control ] ).each( function ( i, values ) { values.bind( 'add', api.reflowPaneContents ); values.bind( 'change', api.reflowPaneContents ); values.bind( 'remove', api.reflowPaneContents ); } ); // Check if preview url is valid and load the preview frame. if ( api.previewer.previewUrl() ) { api.previewer.refresh(); } else { api.previewer.previewUrl( api.settings.url.home ); } // Save and activated states (function() { var state = new api.Values(), saved = state.create( 'saved' ), activated = state.create( 'activated' ), processing = state.create( 'processing' ); state.bind( 'change', function() { if ( ! activated() ) { saveBtn.val( api.l10n.activate ).prop( 'disabled', false ); closeBtn.find( '.screen-reader-text' ).text( api.l10n.cancel ); } else if ( saved() ) { saveBtn.val( api.l10n.saved ).prop( 'disabled', true ); closeBtn.find( '.screen-reader-text' ).text( api.l10n.close ); } else { saveBtn.val( api.l10n.save ).prop( 'disabled', false ); closeBtn.find( '.screen-reader-text' ).text( api.l10n.cancel ); } }); // Set default states. saved( true ); activated( api.settings.theme.active ); processing( 0 ); api.bind( 'change', function() { state('saved').set( false ); }); api.bind( 'saved', function() { state('saved').set( true ); state('activated').set( true ); }); activated.bind( function( to ) { if ( to ) api.trigger( 'activated' ); }); // Expose states to the API. api.state = state; }()); // Button bindings. saveBtn.click( function( event ) { api.previewer.save(); event.preventDefault(); }).keydown( function( event ) { if ( 9 === event.which ) // tab return; if ( 13 === event.which ) // enter api.previewer.save(); event.preventDefault(); }); // Go back to the top-level Customizer accordion. $( '#customize-header-actions' ).on( 'click keydown', '.control-panel-back', function( event ) { if ( api.utils.isKeydownButNotEnterEvent( event ) ) { return; } event.preventDefault(); // Keep this AFTER the key filter above api.panel.each( function ( panel ) { panel.collapse(); }); }); closeBtn.keydown( function( event ) { if ( 9 === event.which ) // tab return; if ( 13 === event.which ) // enter this.click(); event.preventDefault(); }); $('.collapse-sidebar').on( 'click keydown', function( event ) { if ( api.utils.isKeydownButNotEnterEvent( event ) ) { return; } overlay.toggleClass( 'collapsed' ).toggleClass( 'expanded' ); event.preventDefault(); }); $( '.customize-controls-preview-toggle' ).on( 'click keydown', function( event ) { if ( api.utils.isKeydownButNotEnterEvent( event ) ) { return; } overlay.toggleClass( 'preview-only' ); event.preventDefault(); }); // Bind site title display to the corresponding field. if ( title.length ) { $( '#customize-control-blogname input' ).on( 'input', function() { title.text( this.value ); } ); } // Create a potential postMessage connection with the parent frame. parent = new api.Messenger({ url: api.settings.url.parent, channel: 'loader' }); // If we receive a 'back' event, we're inside an iframe. // Send any clicks to the 'Return' link to the parent page. parent.bind( 'back', function() { closeBtn.on( 'click.customize-controls-close', function( event ) { event.preventDefault(); parent.send( 'close' ); }); }); // Prompt user with AYS dialog if leaving the Customizer with unsaved changes $( window ).on( 'beforeunload', function () { if ( ! api.state( 'saved' )() ) { setTimeout( function() { overlay.removeClass( 'customize-loading' ); }, 1 ); return api.l10n.saveAlert; } } ); // Pass events through to the parent. $.each( [ 'saved', 'change' ], function ( i, event ) { api.bind( event, function() { parent.send( event ); }); } ); // When activated, let the loader handle redirecting the page. // If no loader exists, redirect the page ourselves (if a url exists). api.bind( 'activated', function() { if ( parent.targetWindow() ) parent.send( 'activated', api.settings.url.activated ); else if ( api.settings.url.activated ) window.location = api.settings.url.activated; }); // Pass titles to the parent api.bind( 'title', function( newTitle ) { parent.send( 'title', newTitle ); }); // Initialize the connection with the parent frame. parent.send( 'ready' ); // Control visibility for default controls $.each({ 'background_image': { controls: [ 'background_repeat', 'background_position_x', 'background_attachment' ], callback: function( to ) { return !! to; } }, 'show_on_front': { controls: [ 'page_on_front', 'page_for_posts' ], callback: function( to ) { return 'page' === to; } }, 'header_textcolor': { controls: [ 'header_textcolor' ], callback: function( to ) { return 'blank' !== to; } } }, function( settingId, o ) { api( settingId, function( setting ) { $.each( o.controls, function( i, controlId ) { api.control( controlId, function( control ) { var visibility = function( to ) { control.container.toggle( o.callback( to ) ); }; visibility( setting.get() ); setting.bind( visibility ); }); }); }); }); // Juggle the two controls that use header_textcolor api.control( 'display_header_text', function( control ) { var last = ''; control.elements[0].unsync( api( 'header_textcolor' ) ); control.element = new api.Element( control.container.find('input') ); control.element.set( 'blank' !== control.setting() ); control.element.bind( function( to ) { if ( ! to ) last = api( 'header_textcolor' ).get(); control.setting.set( to ? last : 'blank' ); }); control.setting.bind( function( to ) { control.element.set( 'blank' !== to ); }); }); api.trigger( 'ready' ); // Make sure left column gets focus topFocus = closeBtn; topFocus.focus(); setTimeout(function () { topFocus.focus(); }, 200); }); })( wp, jQuery ); |
:: Command execute :: | |
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