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/**
* @output wp-includes/js/customize-selective-refresh.js
*/
/* global jQuery, JSON, _customizePartialRefreshExports, console */
/** @namespace wp.customize.selectiveRefresh */
wp.customize.selectiveRefresh = ( function( $, api ) {
'use strict';
var self, Partial, Placement;
self = {
ready: $.Deferred(),
editShortcutVisibility: new api.Value(),
data: {
partials: {},
renderQueryVar: '',
l10n: {
shiftClickToEdit: ''
}
},
currentRequest: null
};
_.extend( self, api.Events );
/**
* A Customizer Partial.
*
* A partial provides a rendering of one or more settings according to a template.
*
* @memberOf wp.customize.selectiveRefresh
*
* @see PHP class WP_Customize_Partial.
*
* @class
* @augments wp.customize.Class
* @since 4.5.0
*/
Partial = self.Partial = api.Class.extend(/** @lends wp.customize.SelectiveRefresh.Partial.prototype */{
id: null,
/**
* Default params.
*
* @since 4.9.0
* @var {object}
*/
defaults: {
selector: null,
primarySetting: null,
containerInclusive: false,
fallbackRefresh: true // Note this needs to be false in a front-end editing context.
},
/**
* Constructor.
*
* @since 4.5.0
*
* @param {string} id - Unique identifier for the partial instance.
* @param {Object} options - Options hash for the partial instance.
* @param {string} options.type - Type of partial (e.g. nav_menu, widget, etc)
* @param {string} options.selector - jQuery selector to find the container element in the page.
* @param {Array} options.settings - The IDs for the settings the partial relates to.
* @param {string} options.primarySetting - The ID for the primary setting the partial renders.
* @param {boolean} options.fallbackRefresh - Whether to refresh the entire preview in case of a partial refresh failure.
* @param {Object} [options.params] - Deprecated wrapper for the above properties.
*/
initialize: function( id, options ) {
var partial = this;
options = options || {};
partial.id = id;
partial.params = _.extend(
{
settings: []
},
partial.defaults,
options.params || options
);
partial.deferred = {};
partial.deferred.ready = $.Deferred();
partial.deferred.ready.done( function() {
partial.ready();
} );
},
/**
* Set up the partial.
*
* @since 4.5.0
*/
ready: function() {
var partial = this;
_.each( partial.placements(), function( placement ) {
$( placement.container ).attr( 'title', self.data.l10n.shiftClickToEdit );
partial.createEditShortcutForPlacement( placement );
} );
$( document ).on( 'click', partial.params.selector, function( e ) {
if ( ! e.shiftKey ) {
return;
}
e.preventDefault();
_.each( partial.placements(), function( placement ) {
if ( $( placement.container ).is( e.currentTarget ) ) {
partial.showControl();
}
} );
} );
},
/**
* Create and show the edit shortcut for a given partial placement container.
*
* @since 4.7.0
* @access public
*
* @param {Placement} placement The placement container element.
* @return {void}
*/
createEditShortcutForPlacement: function( placement ) {
var partial = this, $shortcut, $placementContainer, illegalAncestorSelector, illegalContainerSelector;
if ( ! placement.container ) {
return;
}
$placementContainer = $( placement.container );
illegalAncestorSelector = 'head';
illegalContainerSelector = 'area, audio, base, bdi, bdo, br, button, canvas, col, colgroup, command, datalist, embed, head, hr, html, iframe, img, input, keygen, label, link, map, math, menu, meta, noscript, object, optgroup, option, param, progress, rp, rt, ruby, script, select, source, style, svg, table, tbody, textarea, tfoot, thead, title, tr, track, video, wbr';
if ( ! $placementContainer.length || $placementContainer.is( illegalContainerSelector ) || $placementContainer.closest( illegalAncestorSelector ).length ) {
return;
}
$shortcut = partial.createEditShortcut();
$shortcut.on( 'click', function( event ) {
event.preventDefault();
event.stopPropagation();
partial.showControl();
} );
partial.addEditShortcutToPlacement( placement, $shortcut );
},
/**
* Add an edit shortcut to the placement container.
*
* @since 4.7.0
* @access public
*
* @param {Placement} placement The placement for the partial.
* @param {jQuery} $editShortcut The shortcut element as a jQuery object.
* @return {void}
*/
addEditShortcutToPlacement: function( placement, $editShortcut ) {
var $placementContainer = $( placement.container );
$placementContainer.prepend( $editShortcut );
if ( ! $placementContainer.is( ':visible' ) || 'none' === $placementContainer.css( 'display' ) ) {
$editShortcut.addClass( 'customize-partial-edit-shortcut-hidden' );
}
},
/**
* Return the unique class name for the edit shortcut button for this partial.
*
* @since 4.7.0
* @access public
*
* @return {string} Partial ID converted into a class name for use in shortcut.
*/
getEditShortcutClassName: function() {
var partial = this, cleanId;
cleanId = partial.id.replace( /]/g, '' ).replace( /\[/g, '-' );
return 'customize-partial-edit-shortcut-' + cleanId;
},
/**
* Return the appropriate translated string for the edit shortcut button.
*
* @since 4.7.0
* @access public
*
* @return {string} Tooltip for edit shortcut.
*/
getEditShortcutTitle: function() {
var partial = this, l10n = self.data.l10n;
switch ( partial.getType() ) {
case 'widget':
return l10n.clickEditWidget;
case 'blogname':
return l10n.clickEditTitle;
case 'blogdescription':
return l10n.clickEditTitle;
case 'nav_menu':
return l10n.clickEditMenu;
default:
return l10n.clickEditMisc;
}
},
/**
* Return the type of this partial
*
* Will use `params.type` if set, but otherwise will try to infer type from settingId.
*
* @since 4.7.0
* @access public
*
* @return {string} Type of partial derived from type param or the related setting ID.
*/
getType: function() {
var partial = this, settingId;
settingId = partial.params.primarySetting || _.first( partial.settings() ) || 'unknown';
if ( partial.params.type ) {
return partial.params.type;
}
if ( settingId.match( /^nav_menu_instance\[/ ) ) {
return 'nav_menu';
}
if ( settingId.match( /^widget_.+\[\d+]$/ ) ) {
return 'widget';
}
return settingId;
},
/**
* Create an edit shortcut button for this partial.
*
* @since 4.7.0
* @access public
*
* @return {jQuery} The edit shortcut button element.
*/
createEditShortcut: function() {
var partial = this, shortcutTitle, $buttonContainer, $button, $image;
shortcutTitle = partial.getEditShortcutTitle();
$buttonContainer = $( '<span>', {
'class': 'customize-partial-edit-shortcut ' + partial.getEditShortcutClassName()
} );
$button = $( '<button>', {
'aria-label': shortcutTitle,
'title': shortcutTitle,
'class': 'customize-partial-edit-shortcut-button'
} );
$image = $( '<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20"><path d="M13.89 3.39l2.71 2.72c.46.46.42 1.24.03 1.64l-8.01 8.02-5.56 1.16 1.16-5.58s7.6-7.63 7.99-8.03c.39-.39 1.22-.39 1.68.07zm-2.73 2.79l-5.59 5.61 1.11 1.11 5.54-5.65zm-2.97 8.23l5.58-5.6-1.07-1.08-5.59 5.6z"/></svg>' );
$button.append( $image );
$buttonContainer.append( $button );
return $buttonContainer;
},
/**
* Find all placements for this partial in the document.
*
* @since 4.5.0
*
* @return {Array.<Placement>}
*/
placements: function() {
var partial = this, selector;
selector = partial.params.selector || '';
if ( selector ) {
selector += ', ';
}
selector += '[data-customize-partial-id="' + partial.id + '"]'; // @todo Consider injecting customize-partial-id-${id} classnames instead.
return $( selector ).map( function() {
var container = $( this ), context;
context = container.data( 'customize-partial-placement-context' );
if ( _.isString( context ) && '{' === context.substr( 0, 1 ) ) {
throw new Error( 'context JSON parse error' );
}
return new Placement( {
partial: partial,
container: container,
context: context
} );
} ).get();
},
/**
* Get list of setting IDs related to this partial.
*
* @since 4.5.0
*
* @return {string[]}
*/
settings: function() {
var partial = this;
if ( partial.params.settings && 0 !== partial.params.settings.length ) {
return partial.params.settings;
} else if ( partial.params.primarySetting ) {
return [ partial.params.primarySetting ];
} else {
return [ partial.id ];
}
},
/**
* Return whether the setting is related to the partial.
*
* @since 4.5.0
*
* @param {wp.customize.Value|string} setting ID or object for setting.
* @return {boolean} Whether the setting is related to the partial.
*/
isRelatedSetting: function( setting /*... newValue, oldValue */ ) {
var partial = this;
if ( _.isString( setting ) ) {
setting = api( setting );
}
if ( ! setting ) {
return false;
}
return -1 !== _.indexOf( partial.settings(), setting.id );
},
/**
* Show the control to modify this partial's setting(s).
*
* This may be overridden for inline editing.
*
* @since 4.5.0
*/
showControl: function() {
var partial = this, settingId = partial.params.primarySetting;
if ( ! settingId ) {
settingId = _.first( partial.settings() );
}
if ( partial.getType() === 'nav_menu' ) {
if ( partial.params.navMenuArgs.theme_location ) {
settingId = 'nav_menu_locations[' + partial.params.navMenuArgs.theme_location + ']';
} else if ( partial.params.navMenuArgs.menu ) {
settingId = 'nav_menu[' + String( partial.params.navMenuArgs.menu ) + ']';
}
}
api.preview.send( 'focus-control-for-setting', settingId );
},
/**
* Prepare container for selective refresh.
*
* @since 4.5.0
*
* @param {Placement} placement
*/
preparePlacement: function( placement ) {
$( placement.container ).addClass( 'customize-partial-refreshing' );
},
/**
* Reference to the pending promise returned from self.requestPartial().
*
* @since 4.5.0
* @private
*/
_pendingRefreshPromise: null,
/**
* Request the new partial and render it into the placements.
*
* @since 4.5.0
*
* @this {wp.customize.selectiveRefresh.Partial}
* @return {jQuery.Promise}
*/
refresh: function() {
var partial = this, refreshPromise;
refreshPromise = self.requestPartial( partial );
if ( ! partial._pendingRefreshPromise ) {
_.each( partial.placements(), function( placement ) {
partial.preparePlacement( placement );
} );
refreshPromise.done( function( placements ) {
_.each( placements, function( placement ) {
partial.renderContent( placement );
} );
} );
refreshPromise.fail( function( data, placements ) {
partial.fallback( data, placements );
} );
// Allow new request when this one finishes.
partial._pendingRefreshPromise = refreshPromise;
refreshPromise.always( function() {
partial._pendingRefreshPromise = null;
} );
}
return refreshPromise;
},
/**
* Apply the addedContent in the placement to the document.
*
* Note the placement object will have its container and removedNodes
* properties updated.
*
* @since 4.5.0
*
* @param {Placement} placement
* @param {Element|jQuery} [placement.container] - This param will be empty if there was no element matching the selector.
* @param {string|Object|boolean} placement.addedContent - Rendered HTML content, a data object for JS templates to render, or false if no render.
* @param {Object} [placement.context] - Optional context information about the container.
* @return {boolean} Whether the rendering was successful and the fallback was not invoked.
*/
renderContent: function( placement ) {
var partial = this, content, newContainerElement;
if ( ! placement.container ) {
partial.fallback( new Error( 'no_container' ), [ placement ] );
return false;
}
placement.container = $( placement.container );
if ( false === placement.addedContent ) {
partial.fallback( new Error( 'missing_render' ), [ placement ] );
return false;
}
// Currently a subclass needs to override renderContent to handle partials returning data object.
if ( ! _.isString( placement.addedContent ) ) {
partial.fallback( new Error( 'non_string_content' ), [ placement ] );
return false;
}
/* jshint ignore:start */
self.orginalDocumentWrite = document.write;
document.write = function() {
throw new Error( self.data.l10n.badDocumentWrite );
};
/* jshint ignore:end */
try {
content = placement.addedContent;
if ( wp.emoji && wp.emoji.parse && ! $.contains( document.head, placement.container[0] ) ) {
content = wp.emoji.parse( content );
}
if ( partial.params.containerInclusive ) {
// Note that content may be an empty string, and in this case jQuery will just remove the oldContainer.
newContainerElement = $( content );
// Merge the new context on top of the old context.
placement.context = _.extend(
placement.context,
newContainerElement.data( 'customize-partial-placement-context' ) || {}
);
newContainerElement.data( 'customize-partial-placement-context', placement.context );
placement.removedNodes = placement.container;
placement.container = newContainerElement;
placement.removedNodes.replaceWith( placement.container );
placement.container.attr( 'title', self.data.l10n.shiftClickToEdit );
} else {
placement.removedNodes = document.createDocumentFragment();
while ( placement.container[0].firstChild ) {
placement.removedNodes.appendChild( placement.container[0].firstChild );
}
placement.container.html( content );
}
placement.container.removeClass( 'customize-render-content-error' );
} catch ( error ) {
if ( 'undefined' !== typeof console && console.error ) {
console.error( partial.id, error );
}
partial.fallback( error, [ placement ] );
}
/* jshint ignore:start */
document.write = self.orginalDocumentWrite;
self.orginalDocumentWrite = null;
/* jshint ignore:end */
partial.createEditShortcutForPlacement( placement );
placement.container.removeClass( 'customize-partial-refreshing' );
// Prevent placement container from being re-triggered as being rendered among nested partials.
placement.container.data( 'customize-partial-content-rendered', true );
/*
* Note that the 'wp_audio_shortcode_library' and 'wp_video_shortcode_library' filters
* will determine whether or not wp.mediaelement is loaded and whether it will
* initialize audio and video respectively. See also https://core.trac.wordpress.org/ticket/40144
*/
if ( wp.mediaelement ) {
wp.mediaelement.initialize();
}
if ( wp.playlist ) {
wp.playlist.initialize();
}
/**
* Announce when a partial's placement has been rendered so that dynamic elements can be re-built.
*/
self.trigger( 'partial-content-rendered', placement );
return true;
},
/**
* Handle fail to render partial.
*
* The first argument is either the failing jqXHR or an Error object, and the second argument is the array of containers.
*
* @since 4.5.0
*/
fallback: function() {
var partial = this;
if ( partial.params.fallbackRefresh ) {
self.requestFullRefresh();
}
}
} );
/**
* A Placement for a Partial.
*
* A partial placement is the actual physical representation of a partial for a given context.
* It also may have information in relation to how a placement may have just changed.
* The placement is conceptually similar to a DOM Range or MutationRecord.
*
* @memberOf wp.customize.selectiveRefresh
*
* @class Placement
* @augments wp.customize.Class
* @since 4.5.0
*/
self.Placement = Placement = api.Class.extend(/** @lends wp.customize.selectiveRefresh.prototype */{
/**
* The partial with which the container is associated.
*
* @param {wp.customize.selectiveRefresh.Partial}
*/
partial: null,
/**
* DOM element which contains the placement's contents.
*
* This will be null if the startNode and endNode do not point to the same
* DOM element, such as in the case of a sidebar partial.
* This container element itself will be replaced for partials that
* have containerInclusive param defined as true.
*/
container: null,
/**
* DOM node for the initial boundary of the placement.
*
* This will normally be the same as endNode since most placements appear as elements.
* This is primarily useful for widget sidebars which do not have intrinsic containers, but
* for which an HTML comment is output before to mark the starting position.
*/
startNode: null,
/**
* DOM node for the terminal boundary of the placement.
*
* This will normally be the same as startNode since most placements appear as elements.
* This is primarily useful for widget sidebars which do not have intrinsic containers, but
* for which an HTML comment is output before to mark the ending position.
*/
endNode: null,
/**
* Context data.
*
* This provides information about the placement which is included in the request
* in order to render the partial properly.
*
* @param {object}
*/
context: null,
/**
* The content for the partial when refreshed.
*
* @param {string}
*/
addedContent: null,
/**
* DOM node(s) removed when the partial is refreshed.
*
* If the partial is containerInclusive, then the removedNodes will be
* the single Element that was the partial's former placement. If the
* partial is not containerInclusive, then the removedNodes will be a
* documentFragment containing the nodes removed.
*
* @param {Element|DocumentFragment}
*/
removedNodes: null,
/**
* Constructor.
*
* @since 4.5.0
*
* @param {Object} args
* @param {Partial} args.partial
* @param {jQuery|Element} [args.container]
* @param {Node} [args.startNode]
* @param {Node} [args.endNode]
* @param {Object} [args.context]
* @param {string} [args.addedContent]
* @param {jQuery|DocumentFragment} [args.removedNodes]
*/
initialize: function( args ) {
var placement = this;
args = _.extend( {}, args || {} );
if ( ! args.partial || ! args.partial.extended( Partial ) ) {
throw new Error( 'Missing partial' );
}
args.context = args.context || {};
if ( args.container ) {
args.container = $( args.container );
}
_.extend( placement, args );
}
});
/**
* Mapping of type names to Partial constructor subclasses.
*
* @since 4.5.0
*
* @type {Object.<string, wp.customize.selectiveRefresh.Partial>}
*/
self.partialConstructor = {};
self.partial = new api.Values({ defaultConstructor: Partial });
/**
* Get the POST vars for a Customizer preview request.
*
* @since 4.5.0
* @see wp.customize.previewer.query()
*
* @return {Object}
*/
self.getCustomizeQuery = function() {
var dirtyCustomized = {};
api.each( function( value, key ) {
if ( value._dirty ) {
dirtyCustomized[ key ] = value();
}
} );
return {
wp_customize: 'on',
nonce: api.settings.nonce.preview,
customize_theme: api.settings.theme.stylesheet,
customized: JSON.stringify( dirtyCustomized ),
customize_changeset_uuid: api.settings.changeset.uuid
};
};
/**
* Currently-requested partials and their associated deferreds.
*
* @since 4.5.0
* @type {Object<string, { deferred: jQuery.Promise, partial: wp.customize.selectiveRefresh.Partial }>}
*/
self._pendingPartialRequests = {};
/**
* Timeout ID for the current requesr, or null if no request is current.
*
* @since 4.5.0
* @type {number|null}
* @private
*/
self._debouncedTimeoutId = null;
/**
* Current jqXHR for the request to the partials.
*
* @since 4.5.0
* @type {jQuery.jqXHR|null}
* @private
*/
self._currentRequest = null;
/**
* Request full page refresh.
*
* When selective refresh is embedded in the context of front-end editing, this request
* must fail or else changes will be lost, unless transactions are implemented.
*
* @since 4.5.0
*/
self.requestFullRefresh = function() {
api.preview.send( 'refresh' );
};
/**
* Request a re-rendering of a partial.
*
* @since 4.5.0
*
* @param {wp.customize.selectiveRefresh.Partial} partial
* @return {jQuery.Promise}
*/
self.requestPartial = function( partial ) {
var partialRequest;
if ( self._debouncedTimeoutId ) {
clearTimeout( self._debouncedTimeoutId );
self._debouncedTimeoutId = null;
}
if ( self._currentRequest ) {
self._currentRequest.abort();
self._currentRequest = null;
}
partialRequest = self._pendingPartialRequests[ partial.id ];
if ( ! partialRequest || 'pending' !== partialRequest.deferred.state() ) {
partialRequest = {
deferred: $.Deferred(),
partial: partial
};
self._pendingPartialRequests[ partial.id ] = partialRequest;
}
// Prevent leaking partial into debounced timeout callback.
partial = null;
self._debouncedTimeoutId = setTimeout(
function() {
var data, partialPlacementContexts, partialsPlacements, request;
self._debouncedTimeoutId = null;
data = self.getCustomizeQuery();
/*
* It is key that the containers be fetched exactly at the point of the request being
* made, because the containers need to be mapped to responses by array indices.
*/
partialsPlacements = {};
partialPlacementContexts = {};
_.each( self._pendingPartialRequests, function( pending, partialId ) {
partialsPlacements[ partialId ] = pending.partial.placements();
if ( ! self.partial.has( partialId ) ) {
pending.deferred.rejectWith( pending.partial, [ new Error( 'partial_removed' ), partialsPlacements[ partialId ] ] );
} else {
/*
* Note that this may in fact be an empty array. In that case, it is the responsibility
* of the Partial subclass instance to know where to inject the response, or else to
* just issue a refresh (default behavior). The data being returned with each container
* is the context information that may be needed to render certain partials, such as
* the contained sidebar for rendering widgets or what the nav menu args are for a menu.
*/
partialPlacementContexts[ partialId ] = _.map( partialsPlacements[ partialId ], function( placement ) {
return placement.context || {};
} );
}
} );
data.partials = JSON.stringify( partialPlacementContexts );
data[ self.data.renderQueryVar ] = '1';
request = self._currentRequest = wp.ajax.send( null, {
data: data,
url: api.settings.url.self
} );
request.done( function( data ) {
/**
* Announce the data returned from a request to render partials.
*
* The data is filtered on the server via customize_render_partials_response
* so plugins can inject data from the server to be utilized
* on the client via this event. Plugins may use this filter
* to communicate script and style dependencies that need to get
* injected into the page to support the rendered partials.
* This is similar to the 'saved' event.
*/
self.trigger( 'render-partials-response', data );
// Relay errors (warnings) captured during rendering and relay to console.
if ( data.errors && 'undefined' !== typeof console && console.warn ) {
_.each( data.errors, function( error ) {
console.warn( error );
} );
}
/*
* Note that data is an array of items that correspond to the array of
* containers that were submitted in the request. So we zip up the
* array of containers with the array of contents for those containers,
* and send them into .
*/
_.each( self._pendingPartialRequests, function( pending, partialId ) {
var placementsContents;
if ( ! _.isArray( data.contents[ partialId ] ) ) {
pending.deferred.rejectWith( pending.partial, [ new Error( 'unrecognized_partial' ), partialsPlacements[ partialId ] ] );
} else {
placementsContents = _.map( data.contents[ partialId ], function( content, i ) {
var partialPlacement = partialsPlacements[ partialId ][ i ];
if ( partialPlacement ) {
partialPlacement.addedContent = content;
} else {
partialPlacement = new Placement( {
partial: pending.partial,
addedContent: content
} );
}
return partialPlacement;
} );
pending.deferred.resolveWith( pending.partial, [ placementsContents ] );
}
} );
self._pendingPartialRequests = {};
} );
request.fail( function( data, statusText ) {
/*
* Ignore failures caused by partial.currentRequest.abort()
* The pending deferreds will remain in self._pendingPartialRequests
* for re-use with the next request.
*/
if ( 'abort' === statusText ) {
return;
}
_.each( self._pendingPartialRequests, function( pending, partialId ) {
pending.deferred.rejectWith( pending.partial, [ data, partialsPlacements[ partialId ] ] );
} );
self._pendingPartialRequests = {};
} );
},
api.settings.timeouts.selectiveRefresh
);
return partialRequest.deferred.promise();
};
/**
* Add partials for any nav menu container elements in the document.
*
* This method may be called multiple times. Containers that already have been
* seen will be skipped.
*
* @since 4.5.0
*
* @param {jQuery|HTMLElement} [rootElement]
* @param {object} [options]
* @param {boolean=true} [options.triggerRendered]
*/
self.addPartials = function( rootElement, options ) {
var containerElements;
if ( ! rootElement ) {
rootElement = document.documentElement;
}
rootElement = $( rootElement );
options = _.extend(
{
triggerRendered: true
},
options || {}
);
containerElements = rootElement.find( '[data-customize-partial-id]' );
if ( rootElement.is( '[data-customize-partial-id]' ) ) {
containerElements = containerElements.add( rootElement );
}
containerElements.each( function() {
var containerElement = $( this ), partial, placement, id, Constructor, partialOptions, containerContext;
id = containerElement.data( 'customize-partial-id' );
if ( ! id ) {
return;
}
containerContext = containerElement.data( 'customize-partial-placement-context' ) || {};
partial = self.partial( id );
if ( ! partial ) {
partialOptions = containerElement.data( 'customize-partial-options' ) || {};
partialOptions.constructingContainerContext = containerElement.data( 'customize-partial-placement-context' ) || {};
Constructor = self.partialConstructor[ containerElement.data( 'customize-partial-type' ) ] || self.Partial;
partial = new Constructor( id, partialOptions );
self.partial.add( partial );
}
/*
* Only trigger renders on (nested) partials that have been not been
* handled yet. An example where this would apply is a nav menu
* embedded inside of a navigation menu widget. When the widget's title
* is updated, the entire widget will re-render and then the event
* will be triggered for the nested nav menu to do any initialization.
*/
if ( options.triggerRendered && ! containerElement.data( 'customize-partial-content-rendered' ) ) {
placement = new Placement( {
partial: partial,
context: containerContext,
container: containerElement
} );
$( placement.container ).attr( 'title', self.data.l10n.shiftClickToEdit );
partial.createEditShortcutForPlacement( placement );
/**
* Announce when a partial's nested placement has been re-rendered.
*/
self.trigger( 'partial-content-rendered', placement );
}
containerElement.data( 'customize-partial-content-rendered', true );
} );
};
api.bind( 'preview-ready', function() {
var handleSettingChange, watchSettingChange, unwatchSettingChange;
_.extend( self.data, _customizePartialRefreshExports );
// Create the partial JS models.
_.each( self.data.partials, function( data, id ) {
var Constructor, partial = self.partial( id );
if ( ! partial ) {
Constructor = self.partialConstructor[ data.type ] || self.Partial;
partial = new Constructor(
id,
_.extend( { params: data }, data ) // Inclusion of params alias is for back-compat for custom partials that expect to augment this property.
);
self.partial.add( partial );
} else {
_.extend( partial.params, data );
}
} );
/**
* Handle change to a setting.
*
* Note this is largely needed because adding a 'change' event handler to wp.customize
* will only include the changed setting object as an argument, not including the
* new value or the old value.
*
* @since 4.5.0
* @this {wp.customize.Setting}
*
* @param {*|null} newValue New value, or null if the setting was just removed.
* @param {*|null} oldValue Old value, or null if the setting was just added.
*/
handleSettingChange = function( newValue, oldValue ) {
var setting = this;
self.partial.each( function( partial ) {
if ( partial.isRelatedSetting( setting, newValue, oldValue ) ) {
partial.refresh();
}
} );
};
/**
* Trigger the initial change for the added setting, and watch for changes.
*
* @since 4.5.0
* @this {wp.customize.Values}
*
* @param {wp.customize.Setting} setting
*/
watchSettingChange = function( setting ) {
handleSettingChange.call( setting, setting(), null );
setting.bind( handleSettingChange );
};
/**
* Trigger the final change for the removed setting, and unwatch for changes.
*
* @since 4.5.0
* @this {wp.customize.Values}
*
* @param {wp.customize.Setting} setting
*/
unwatchSettingChange = function( setting ) {
handleSettingChange.call( setting, null, setting() );
setting.unbind( handleSettingChange );
};
api.bind( 'add', watchSettingChange );
api.bind( 'remove', unwatchSettingChange );
api.each( function( setting ) {
setting.bind( handleSettingChange );
} );
// Add (dynamic) initial partials that are declared via data-* attributes.
self.addPartials( document.documentElement, {
triggerRendered: false
} );
// Add new dynamic partials when the document changes.
if ( 'undefined' !== typeof MutationObserver ) {
self.mutationObserver = new MutationObserver( function( mutations ) {
_.each( mutations, function( mutation ) {
self.addPartials( $( mutation.target ) );
} );
} );
self.mutationObserver.observe( document.documentElement, {
childList: true,
subtree: true
} );
}
/**
* Handle rendering of partials.
*
* @param {api.selectiveRefresh.Placement} placement
*/
api.selectiveRefresh.bind( 'partial-content-rendered', function( placement ) {
if ( placement.container ) {
self.addPartials( placement.container );
}
} );
/**
* Handle setting validities in partial refresh response.
*
* @param {object} data Response data.
* @param {object} data.setting_validities Setting validities.
*/
api.selectiveRefresh.bind( 'render-partials-response', function handleSettingValiditiesResponse( data ) {
if ( data.setting_validities ) {
api.preview.send( 'selective-refresh-setting-validities', data.setting_validities );
}
} );
api.preview.bind( 'edit-shortcut-visibility', function( visibility ) {
api.selectiveRefresh.editShortcutVisibility.set( visibility );
} );
api.selectiveRefresh.editShortcutVisibility.bind( function( visibility ) {
var body = $( document.body ), shouldAnimateHide;
shouldAnimateHide = ( 'hidden' === visibility && body.hasClass( 'customize-partial-edit-shortcuts-shown' ) && ! body.hasClass( 'customize-partial-edit-shortcuts-hidden' ) );
body.toggleClass( 'customize-partial-edit-shortcuts-hidden', shouldAnimateHide );
body.toggleClass( 'customize-partial-edit-shortcuts-shown', 'visible' === visibility );
} );
api.preview.bind( 'active', function() {
// Make all partials ready.
self.partial.each( function( partial ) {
partial.deferred.ready.resolve();
} );
// Make all partials added henceforth as ready upon add.
self.partial.bind( 'add', function( partial ) {
partial.deferred.ready.resolve();
} );
} );
} );
return self;
}( jQuery, wp.customize ) );
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