FM / js

/var/www/vhosts/ihelp.ro/ajutam.ro/wp-includes/js/

/var/www/vhosts/ihelp.ro/ajutam.ro/wp-includes/js

Name	Size	Mode	Actions
codemirror/	-	0755	rm
crop/	-	0755	rm
dist/	-	0755	rm
imgareaselect/	-	0755	rm
jcrop/	-	0755	rm
jquery/	-	0755	rm
mediaelement/	-	0755	rm
plupload/	-	0755	rm
swfupload/	-	0755	rm
thickbox/	-	0755	rm
tinymce/	-	0755	rm
admin-bar.js	10547	0644	edit dl rm
admin-bar.min.js	3487	0644	edit dl rm
api-request.js	3324	0644	edit dl rm
api-request.min.js	1023	0644	edit dl rm
autosave.js	22476	0644	edit dl rm
autosave.min.js	5807	0644	edit dl rm
backbone.js	80390	0644	edit dl rm
backbone.min.js	24301	0644	edit dl rm
clipboard.js	26807	0644	edit dl rm
clipboard.min.js	9009	0644	edit dl rm
colorpicker.js	29083	0644	edit dl rm
colorpicker.min.js	16498	0644	edit dl rm
comment-reply.js	12513	0644	edit dl rm
comment-reply.min.js	3026	0644	edit dl rm
customize-base.js	25822	0644	edit dl rm
customize-base.min.js	7852	0644	edit dl rm
customize-loader.js	7903	0644	edit dl rm
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customize-models.js	6821	0644	edit dl rm
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customize-preview-nav-menus.js	15024	0644	edit dl rm
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customize-preview-widgets.js	23253	0644	edit dl rm
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customize-selective-refresh.js	33335	0644	edit dl rm
customize-selective-refresh.min.js	10693	0644	edit dl rm
customize-views.js	5222	0644	edit dl rm
customize-views.min.js	2567	0644	edit dl rm
heartbeat.js	24052	0644	edit dl rm
heartbeat.min.js	5947	0644	edit dl rm
hoverintent-js.min.js	1718	0644	edit dl rm
hoverIntent.js	7225	0644	edit dl rm
hoverIntent.min.js	1499	0644	edit dl rm
imagesloaded.min.js	5520	0644	edit dl rm
json2.js	31	0644	edit dl rm
json2.min.js	35	0644	edit dl rm
masonry.min.js	24138	0644	edit dl rm
mce-view.js	25849	0644	edit dl rm
mce-view.min.js	9770	0644	edit dl rm
media-audiovideo.js	24819	0644	edit dl rm
media-audiovideo.min.js	12052	0644	edit dl rm
media-editor.js	29119	0644	edit dl rm
media-editor.min.js	10885	0644	edit dl rm
media-grid.js	26781	0644	edit dl rm
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media-models.js	43604	0644	edit dl rm
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media-views.js	273400	0644	edit dl rm
media-views.min.js	110772	0644	edit dl rm
quicktags.js	22601	0644	edit dl rm
quicktags.min.js	11132	0644	edit dl rm
shortcode.js	10758	0644	edit dl rm
shortcode.min.js	2643	0644	edit dl rm
swfobject.js	0	0644	edit dl rm
swfobject.min.js	35	0644	edit dl rm
tw-sack.js	4970	0644	edit dl rm
tw-sack.min.js	3288	0644	edit dl rm
twemoji.js	37190	0644	edit dl rm
twemoji.min.js	19858	0644	edit dl rm
underscore.js	68735	0644	edit dl rm
underscore.min.js	18905	0644	edit dl rm
utils.js	4665	0644	edit dl rm
utils.min.js	1864	0644	edit dl rm
wp-ajax-response.js	3903	0644	edit dl rm
wp-ajax-response.min.js	2571	0644	edit dl rm
wp-api.js	46983	0644	edit dl rm
wp-api.min.js	14682	0644	edit dl rm
wp-auth-check.js	4207	0644	edit dl rm
wp-auth-check.min.js	1658	0644	edit dl rm
wp-backbone.js	15241	0644	edit dl rm
wp-backbone.min.js	3039	0644	edit dl rm
wp-custom-header.js	10465	0644	edit dl rm
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wp-embed-template.js	6779	0644	edit dl rm
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wp-emoji-release.min.js	22762	0644	edit dl rm
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wp-list-revisions.js	970	0644	edit dl rm
wp-list-revisions.min.js	597	0644	edit dl rm
wp-lists.js	25315	0644	edit dl rm
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wp-sanitize.js	1328	0644	edit dl rm
wp-sanitize.min.js	444	0644	edit dl rm
wp-util.js	4689	0644	edit dl rm
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wpdialog.js	569	0644	edit dl rm
wpdialog.min.js	281	0644	edit dl rm
wplink.js	21240	0644	edit dl rm
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zxcvbn-async.js	821	0644	edit dl rm
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zxcvbn.min.js	822237	0644	edit dl rm

Edit: /var/www/vhosts/ihelp.ro/ajutam.ro/wp-includes/js/customize-preview.js (28597B)

/*
 * Script run inside a Customizer preview frame.
 *
 * @output wp-includes/js/customize-preview.js
 */
(function( exports, $ ){
	var api = wp.customize,
		debounce,
		currentHistoryState = {};

/*
	 * Capture the state that is passed into history.replaceState() and history.pushState()
	 * and also which is returned in the popstate event so that when the changeset_uuid
	 * gets updated when transitioning to a new changeset there the current state will
	 * be supplied in the call to history.replaceState().
	 */
	( function( history ) {
		var injectUrlWithState;

if ( ! history.replaceState ) {
			return;
		}

/**
		 * Amend the supplied URL with the customized state.
		 *
		 * @since 4.7.0
		 * @access private
		 *
		 * @param {string} url URL.
		 * @return {string} URL with customized state.
		 */
		injectUrlWithState = function( url ) {
			var urlParser, oldQueryParams, newQueryParams;
			urlParser = document.createElement( 'a' );
			urlParser.href = url;
			oldQueryParams = api.utils.parseQueryString( location.search.substr( 1 ) );
			newQueryParams = api.utils.parseQueryString( urlParser.search.substr( 1 ) );

newQueryParams.customize_changeset_uuid = oldQueryParams.customize_changeset_uuid;
			if ( oldQueryParams.customize_autosaved ) {
				newQueryParams.customize_autosaved = 'on';
			}
			if ( oldQueryParams.customize_theme ) {
				newQueryParams.customize_theme = oldQueryParams.customize_theme;
			}
			if ( oldQueryParams.customize_messenger_channel ) {
				newQueryParams.customize_messenger_channel = oldQueryParams.customize_messenger_channel;
			}
			urlParser.search = $.param( newQueryParams );
			return urlParser.href;
		};

history.replaceState = ( function( nativeReplaceState ) {
			return function historyReplaceState( data, title, url ) {
				currentHistoryState = data;
				return nativeReplaceState.call( history, data, title, 'string' === typeof url && url.length > 0 ? injectUrlWithState( url ) : url );
			};
		} )( history.replaceState );

history.pushState = ( function( nativePushState ) {
			return function historyPushState( data, title, url ) {
				currentHistoryState = data;
				return nativePushState.call( history, data, title, 'string' === typeof url && url.length > 0 ? injectUrlWithState( url ) : url );
			};
		} )( history.pushState );

window.addEventListener( 'popstate', function( event ) {
			currentHistoryState = event.state;
		} );

}( history ) );

/**
	 * Returns a debounced version of the function.
	 *
	 * @todo Require Underscore.js for this file and retire this.
	 */
	debounce = function( fn, delay, context ) {
		var timeout;
		return function() {
			var args = arguments;

context = context || this;

clearTimeout( timeout );
			timeout = setTimeout( function() {
				timeout = null;
				fn.apply( context, args );
			}, delay );
		};
	};

/**
	 * @memberOf wp.customize
	 * @alias wp.customize.Preview
	 *
	 * @constructor
	 * @augments wp.customize.Messenger
	 * @augments wp.customize.Class
	 * @mixes wp.customize.Events
	 */
	api.Preview = api.Messenger.extend(/** @lends wp.customize.Preview.prototype */{
		/**
		 * @param {Object} params  - Parameters to configure the messenger.
		 * @param {Object} options - Extend any instance parameter or method with this object.
		 */
		initialize: function( params, options ) {
			var preview = this, urlParser = document.createElement( 'a' );

api.Messenger.prototype.initialize.call( preview, params, options );

urlParser.href = preview.origin();
			preview.add( 'scheme', urlParser.protocol.replace( /:$/, '' ) );

preview.body = $( document.body );
			preview.window = $( window );

if ( api.settings.channel ) {

// If in an iframe, then intercept the link clicks and form submissions.
				preview.body.on( 'click.preview', 'a', function( event ) {
					preview.handleLinkClick( event );
				} );
				preview.body.on( 'submit.preview', 'form', function( event ) {
					preview.handleFormSubmit( event );
				} );

preview.window.on( 'scroll.preview', debounce( function() {
					preview.send( 'scroll', preview.window.scrollTop() );
				}, 200 ) );

preview.bind( 'scroll', function( distance ) {
					preview.window.scrollTop( distance );
				});
			}
		},

/**
		 * Handle link clicks in preview.
		 *
		 * @since 4.7.0
		 * @access public
		 *
		 * @param {jQuery.Event} event Event.
		 */
		handleLinkClick: function( event ) {
			var preview = this, link, isInternalJumpLink;
			link = $( event.target ).closest( 'a' );

// No-op if the anchor is not a link.
			if ( _.isUndefined( link.attr( 'href' ) ) ) {
				return;
			}

// Allow internal jump links and JS links to behave normally without preventing default.
			isInternalJumpLink = ( '#' === link.attr( 'href' ).substr( 0, 1 ) );
			if ( isInternalJumpLink || ! /^https?:$/.test( link.prop( 'protocol' ) ) ) {
				return;
			}

// If the link is not previewable, prevent the browser from navigating to it.
			if ( ! api.isLinkPreviewable( link[0] ) ) {
				wp.a11y.speak( api.settings.l10n.linkUnpreviewable );
				event.preventDefault();
				return;
			}

// Prevent initiating navigating from click and instead rely on sending url message to pane.
			event.preventDefault();

/*
			 * Note the shift key is checked so shift+click on widgets or
			 * nav menu items can just result on focusing on the corresponding
			 * control instead of also navigating to the URL linked to.
			 */
			if ( event.shiftKey ) {
				return;
			}

// Note: It's not relevant to send scroll because sending url message will have the same effect.
			preview.send( 'url', link.prop( 'href' ) );
		},

/**
		 * Handle form submit.
		 *
		 * @since 4.7.0
		 * @access public
		 *
		 * @param {jQuery.Event} event Event.
		 */
		handleFormSubmit: function( event ) {
			var preview = this, urlParser, form;
			urlParser = document.createElement( 'a' );
			form = $( event.target );
			urlParser.href = form.prop( 'action' );

// If the link is not previewable, prevent the browser from navigating to it.
			if ( 'GET' !== form.prop( 'method' ).toUpperCase() || ! api.isLinkPreviewable( urlParser ) ) {
				wp.a11y.speak( api.settings.l10n.formUnpreviewable );
				event.preventDefault();
				return;
			}

/*
			 * If the default wasn't prevented already (in which case the form
			 * submission is already being handled by JS), and if it has a GET
			 * request method, then take the serialized form data and add it as
			 * a query string to the action URL and send this in a url message
			 * to the customizer pane so that it will be loaded. If the form's
			 * action points to a non-previewable URL, the customizer pane's
			 * previewUrl setter will reject it so that the form submission is
			 * a no-op, which is the same behavior as when clicking a link to an
			 * external site in the preview.
			 */
			if ( ! event.isDefaultPrevented() ) {
				if ( urlParser.search.length > 1 ) {
					urlParser.search += '&';
				}
				urlParser.search += form.serialize();
				preview.send( 'url', urlParser.href );
			}

// Prevent default since navigation should be done via sending url message or via JS submit handler.
			event.preventDefault();
		}
	});

/**
	 * Inject the changeset UUID into links in the document.
	 *
	 * @since 4.7.0
	 * @access protected
	 * @access private
	 *
	 * @return {void}
	 */
	api.addLinkPreviewing = function addLinkPreviewing() {
		var linkSelectors = 'a[href], area[href]';

// Inject links into initial document.
		$( document.body ).find( linkSelectors ).each( function() {
			api.prepareLinkPreview( this );
		} );

// Inject links for new elements added to the page.
		if ( 'undefined' !== typeof MutationObserver ) {
			api.mutationObserver = new MutationObserver( function( mutations ) {
				_.each( mutations, function( mutation ) {
					$( mutation.target ).find( linkSelectors ).each( function() {
						api.prepareLinkPreview( this );
					} );
				} );
			} );
			api.mutationObserver.observe( document.documentElement, {
				childList: true,
				subtree: true
			} );
		} else {

// If mutation observers aren't available, fallback to just-in-time injection.
			$( document.documentElement ).on( 'click focus mouseover', linkSelectors, function() {
				api.prepareLinkPreview( this );
			} );
		}
	};

/**
	 * Should the supplied link is previewable.
	 *
	 * @since 4.7.0
	 * @access public
	 *
	 * @param {HTMLAnchorElement|HTMLAreaElement} element Link element.
	 * @param {string} element.search Query string.
	 * @param {string} element.pathname Path.
	 * @param {string} element.host Host.
	 * @param {Object} [options]
	 * @param {Object} [options.allowAdminAjax=false] Allow admin-ajax.php requests.
	 * @return {boolean} Is appropriate for changeset link.
	 */
	api.isLinkPreviewable = function isLinkPreviewable( element, options ) {
		var matchesAllowedUrl, parsedAllowedUrl, args, elementHost;

args = _.extend( {}, { allowAdminAjax: false }, options || {} );

if ( 'javascript:' === element.protocol ) { // jshint ignore:line
			return true;
		}

// Only web URLs can be previewed.
		if ( 'https:' !== element.protocol && 'http:' !== element.protocol ) {
			return false;
		}

elementHost = element.host.replace( /:(80|443)$/, '' );
		parsedAllowedUrl = document.createElement( 'a' );
		matchesAllowedUrl = ! _.isUndefined( _.find( api.settings.url.allowed, function( allowedUrl ) {
			parsedAllowedUrl.href = allowedUrl;
			return parsedAllowedUrl.protocol === element.protocol && parsedAllowedUrl.host.replace( /:(80|443)$/, '' ) === elementHost && 0 === element.pathname.indexOf( parsedAllowedUrl.pathname.replace( /\/$/, '' ) );
		} ) );
		if ( ! matchesAllowedUrl ) {
			return false;
		}

// Skip wp login and signup pages.
		if ( /\/wp-(login|signup)\.php$/.test( element.pathname ) ) {
			return false;
		}

// Allow links to admin ajax as faux frontend URLs.
		if ( /\/wp-admin\/admin-ajax\.php$/.test( element.pathname ) ) {
			return args.allowAdminAjax;
		}

// Disallow links to admin, includes, and content.
		if ( /\/wp-(admin|includes|content)(\/|$)/.test( element.pathname ) ) {
			return false;
		}

return true;
	};

/**
	 * Inject the customize_changeset_uuid query param into links on the frontend.
	 *
	 * @since 4.7.0
	 * @access protected
	 *
	 * @param {HTMLAnchorElement|HTMLAreaElement} element Link element.
	 * @param {string} element.search Query string.
	 * @param {string} element.host Host.
	 * @param {string} element.protocol Protocol.
	 * @return {void}
	 */
	api.prepareLinkPreview = function prepareLinkPreview( element ) {
		var queryParams, $element = $( element );

// Skip elements with no href attribute. Check first to avoid more expensive checks down the road.
        if ( ! element.hasAttribute( 'href' ) ) {
            return;
        }

// Skip links in admin bar.
		if ( $element.closest( '#wpadminbar' ).length ) {
			return;
		}

// Ignore links with href="#", href="#id", or non-HTTP protocols (e.g. javascript: and mailto:).
		if ( '#' === $element.attr( 'href' ).substr( 0, 1 ) || ! /^https?:$/.test( element.protocol ) ) {
			return;
		}

// Make sure links in preview use HTTPS if parent frame uses HTTPS.
		if ( api.settings.channel && 'https' === api.preview.scheme.get() && 'http:' === element.protocol && -1 !== api.settings.url.allowedHosts.indexOf( element.host ) ) {
			element.protocol = 'https:';
		}

// Ignore links with class wp-playlist-caption.
		if ( $element.hasClass( 'wp-playlist-caption' ) ) {
			return;
		}

if ( ! api.isLinkPreviewable( element ) ) {

// Style link as unpreviewable only if previewing in iframe; if previewing on frontend, links will be allowed to work normally.
			if ( api.settings.channel ) {
				$element.addClass( 'customize-unpreviewable' );
			}
			return;
		}
		$element.removeClass( 'customize-unpreviewable' );

queryParams = api.utils.parseQueryString( element.search.substring( 1 ) );
		queryParams.customize_changeset_uuid = api.settings.changeset.uuid;
		if ( api.settings.changeset.autosaved ) {
			queryParams.customize_autosaved = 'on';
		}
		if ( ! api.settings.theme.active ) {
			queryParams.customize_theme = api.settings.theme.stylesheet;
		}
		if ( api.settings.channel ) {
			queryParams.customize_messenger_channel = api.settings.channel;
		}
		element.search = $.param( queryParams );
	};

/**
	 * Inject the changeset UUID into Ajax requests.
	 *
	 * @since 4.7.0
	 * @access protected
	 *
	 * @return {void}
	 */
	api.addRequestPreviewing = function addRequestPreviewing() {

/**
		 * Rewrite Ajax requests to inject customizer state.
		 *
		 * @param {Object} options Options.
		 * @param {string} options.type Type.
		 * @param {string} options.url URL.
		 * @param {Object} originalOptions Original options.
		 * @param {XMLHttpRequest} xhr XHR.
		 * @return {void}
		 */
		var prefilterAjax = function( options, originalOptions, xhr ) {
			var urlParser, queryParams, requestMethod, dirtyValues = {};
			urlParser = document.createElement( 'a' );
			urlParser.href = options.url;

// Abort if the request is not for this site.
			if ( ! api.isLinkPreviewable( urlParser, { allowAdminAjax: true } ) ) {
				return;
			}
			queryParams = api.utils.parseQueryString( urlParser.search.substring( 1 ) );

// Note that _dirty flag will be cleared with changeset updates.
			api.each( function( setting ) {
				if ( setting._dirty ) {
					dirtyValues[ setting.id ] = setting.get();
				}
			} );

if ( ! _.isEmpty( dirtyValues ) ) {
				requestMethod = options.type.toUpperCase();

// Override underlying request method to ensure unsaved changes to changeset can be included (force Backbone.emulateHTTP).
				if ( 'POST' !== requestMethod ) {
					xhr.setRequestHeader( 'X-HTTP-Method-Override', requestMethod );
					queryParams._method = requestMethod;
					options.type = 'POST';
				}

// Amend the post data with the customized values.
				if ( options.data ) {
					options.data += '&';
				} else {
					options.data = '';
				}
				options.data += $.param( {
					customized: JSON.stringify( dirtyValues )
				} );
			}

// Include customized state query params in URL.
			queryParams.customize_changeset_uuid = api.settings.changeset.uuid;
			if ( api.settings.changeset.autosaved ) {
				queryParams.customize_autosaved = 'on';
			}
			if ( ! api.settings.theme.active ) {
				queryParams.customize_theme = api.settings.theme.stylesheet;
			}

// Ensure preview nonce is included with every customized request, to allow post data to be read.
			queryParams.customize_preview_nonce = api.settings.nonce.preview;

urlParser.search = $.param( queryParams );
			options.url = urlParser.href;
		};

$.ajaxPrefilter( prefilterAjax );
	};

/**
	 * Inject changeset UUID into forms, allowing preview to persist through submissions.
	 *
	 * @since 4.7.0
	 * @access protected
	 *
	 * @return {void}
	 */
	api.addFormPreviewing = function addFormPreviewing() {

// Inject inputs for forms in initial document.
		$( document.body ).find( 'form' ).each( function() {
			api.prepareFormPreview( this );
		} );

// Inject inputs for new forms added to the page.
		if ( 'undefined' !== typeof MutationObserver ) {
			api.mutationObserver = new MutationObserver( function( mutations ) {
				_.each( mutations, function( mutation ) {
					$( mutation.target ).find( 'form' ).each( function() {
						api.prepareFormPreview( this );
					} );
				} );
			} );
			api.mutationObserver.observe( document.documentElement, {
				childList: true,
				subtree: true
			} );
		}
	};

/**
	 * Inject changeset into form inputs.
	 *
	 * @since 4.7.0
	 * @access protected
	 *
	 * @param {HTMLFormElement} form Form.
	 * @return {void}
	 */
	api.prepareFormPreview = function prepareFormPreview( form ) {
		var urlParser, stateParams = {};

if ( ! form.action ) {
			form.action = location.href;
		}

urlParser = document.createElement( 'a' );
		urlParser.href = form.action;

// Make sure forms in preview use HTTPS if parent frame uses HTTPS.
		if ( api.settings.channel && 'https' === api.preview.scheme.get() && 'http:' === urlParser.protocol && -1 !== api.settings.url.allowedHosts.indexOf( urlParser.host ) ) {
			urlParser.protocol = 'https:';
			form.action = urlParser.href;
		}

if ( 'GET' !== form.method.toUpperCase() || ! api.isLinkPreviewable( urlParser ) ) {

// Style form as unpreviewable only if previewing in iframe; if previewing on frontend, all forms will be allowed to work normally.
			if ( api.settings.channel ) {
				$( form ).addClass( 'customize-unpreviewable' );
			}
			return;
		}
		$( form ).removeClass( 'customize-unpreviewable' );

stateParams.customize_changeset_uuid = api.settings.changeset.uuid;
		if ( api.settings.changeset.autosaved ) {
			stateParams.customize_autosaved = 'on';
		}
		if ( ! api.settings.theme.active ) {
			stateParams.customize_theme = api.settings.theme.stylesheet;
		}
		if ( api.settings.channel ) {
			stateParams.customize_messenger_channel = api.settings.channel;
		}

_.each( stateParams, function( value, name ) {
			var input = $( form ).find( 'input[name="' + name + '"]' );
			if ( input.length ) {
				input.val( value );
			} else {
				$( form ).prepend( $( '<input>', {
					type: 'hidden',
					name: name,
					value: value
				} ) );
			}
		} );

// Prevent links from breaking out of preview iframe.
		if ( api.settings.channel ) {
			form.target = '_self';
		}
	};

/**
	 * Watch current URL and send keep-alive (heartbeat) messages to the parent.
	 *
	 * Keep the customizer pane notified that the preview is still alive
	 * and that the user hasn't navigated to a non-customized URL.
	 *
	 * @since 4.7.0
	 * @access protected
	 */
	api.keepAliveCurrentUrl = ( function() {
		var previousPathName = location.pathname,
			previousQueryString = location.search.substr( 1 ),
			previousQueryParams = null,
			stateQueryParams = [ 'customize_theme', 'customize_changeset_uuid', 'customize_messenger_channel', 'customize_autosaved' ];

return function keepAliveCurrentUrl() {
			var urlParser, currentQueryParams;

// Short-circuit with keep-alive if previous URL is identical (as is normal case).
			if ( previousQueryString === location.search.substr( 1 ) && previousPathName === location.pathname ) {
				api.preview.send( 'keep-alive' );
				return;
			}

urlParser = document.createElement( 'a' );
			if ( null === previousQueryParams ) {
				urlParser.search = previousQueryString;
				previousQueryParams = api.utils.parseQueryString( previousQueryString );
				_.each( stateQueryParams, function( name ) {
					delete previousQueryParams[ name ];
				} );
			}

// Determine if current URL minus customized state params and URL hash.
			urlParser.href = location.href;
			currentQueryParams = api.utils.parseQueryString( urlParser.search.substr( 1 ) );
			_.each( stateQueryParams, function( name ) {
				delete currentQueryParams[ name ];
			} );

if ( previousPathName !== location.pathname || ! _.isEqual( previousQueryParams, currentQueryParams ) ) {
				urlParser.search = $.param( currentQueryParams );
				urlParser.hash = '';
				api.settings.url.self = urlParser.href;
				api.preview.send( 'ready', {
					currentUrl: api.settings.url.self,
					activePanels: api.settings.activePanels,
					activeSections: api.settings.activeSections,
					activeControls: api.settings.activeControls,
					settingValidities: api.settings.settingValidities
				} );
			} else {
				api.preview.send( 'keep-alive' );
			}
			previousQueryParams = currentQueryParams;
			previousQueryString = location.search.substr( 1 );
			previousPathName = location.pathname;
		};
	} )();

api.settingPreviewHandlers = {

/**
		 * Preview changes to custom logo.
		 *
		 * @param {number} attachmentId Attachment ID for custom logo.
		 * @return {void}
		 */
		custom_logo: function( attachmentId ) {
			$( 'body' ).toggleClass( 'wp-custom-logo', !! attachmentId );
		},

/**
		 * Preview changes to custom css.
		 *
		 * @param {string} value Custom CSS.
		 * @return {void}
		 */
		custom_css: function( value ) {
			var style;
			if ( api.settings.theme.isBlockTheme ) {
				style = $( 'style#global-styles-inline-css' );

// Forbid milestone comments from appearing in Custom CSS which would break live preview.
				value = value.replace( /\/\*(BEGIN|END)_CUSTOMIZER_CUSTOM_CSS\*\//g, '' );

var textContent = style.text().replace(
					/(\/\*BEGIN_CUSTOMIZER_CUSTOM_CSS\*\/)((?:.|\s)*?)(\/\*END_CUSTOMIZER_CUSTOM_CSS\*\/)/,
					function ( match, beforeComment, oldValue, afterComment ) {
						return beforeComment + '\n' + value + '\n' + afterComment;
					}
				);
				style.text( textContent );
			} else {
				style = $( 'style#wp-custom-css' );
				style.text( value );
			}
		},

/**
		 * Preview changes to any of the background settings.
		 *
		 * @return {void}
		 */
		background: function() {
			var css = '', settings = {};

_.each( ['color', 'image', 'preset', 'position_x', 'position_y', 'size', 'repeat', 'attachment'], function( prop ) {
				settings[ prop ] = api( 'background_' + prop );
			} );

/*
			 * The body will support custom backgrounds if either the color or image are set.
			 *
			 * See get_body_class() in /wp-includes/post-template.php
			 */
			$( document.body ).toggleClass( 'custom-background', !! ( settings.color() || settings.image() ) );

if ( settings.color() ) {
				css += 'background-color: ' + settings.color() + ';';
			}

if ( settings.image() ) {
				css += 'background-image: url("' + settings.image() + '");';
				css += 'background-size: ' + settings.size() + ';';
				css += 'background-position: ' + settings.position_x() + ' ' + settings.position_y() + ';';
				css += 'background-repeat: ' + settings.repeat() + ';';
				css += 'background-attachment: ' + settings.attachment() + ';';
			}

$( '#custom-background-css' ).text( 'body.custom-background { ' + css + ' }' );
		}
	};

$( function() {
		var bg, setValue, handleUpdatedChangesetUuid;

api.settings = window._wpCustomizeSettings;
		if ( ! api.settings ) {
			return;
		}

api.preview = new api.Preview({
			url: window.location.href,
			channel: api.settings.channel
		});

api.addLinkPreviewing();
		api.addRequestPreviewing();
		api.addFormPreviewing();

/**
		 * Create/update a setting value.
		 *
		 * @param {string}  id            - Setting ID.
		 * @param {*}       value         - Setting value.
		 * @param {boolean} [createDirty] - Whether to create a setting as dirty. Defaults to false.
		 */
		setValue = function( id, value, createDirty ) {
			var setting = api( id );
			if ( setting ) {
				setting.set( value );
			} else {
				createDirty = createDirty || false;
				setting = api.create( id, value, {
					id: id
				} );

// Mark dynamically-created settings as dirty so they will get posted.
				if ( createDirty ) {
					setting._dirty = true;
				}
			}
		};

api.preview.bind( 'settings', function( values ) {
			$.each( values, setValue );
		});

api.preview.trigger( 'settings', api.settings.values );

$.each( api.settings._dirty, function( i, id ) {
			var setting = api( id );
			if ( setting ) {
				setting._dirty = true;
			}
		} );

api.preview.bind( 'setting', function( args ) {
			var createDirty = true;
			setValue.apply( null, args.concat( createDirty ) );
		});

api.preview.bind( 'sync', function( events ) {

/*
			 * Delete any settings that already exist locally which haven't been
			 * modified in the controls while the preview was loading. This prevents
			 * situations where the JS value being synced from the pane may differ
			 * from the PHP-sanitized JS value in the preview which causes the
			 * non-sanitized JS value to clobber the PHP-sanitized value. This
			 * is particularly important for selective refresh partials that
			 * have a fallback refresh behavior since infinite refreshing would
			 * result.
			 */
			if ( events.settings && events['settings-modified-while-loading'] ) {
				_.each( _.keys( events.settings ), function( syncedSettingId ) {
					if ( api.has( syncedSettingId ) && ! events['settings-modified-while-loading'][ syncedSettingId ] ) {
						delete events.settings[ syncedSettingId ];
					}
				} );
			}

$.each( events, function( event, args ) {
				api.preview.trigger( event, args );
			});
			api.preview.send( 'synced' );
		});

api.preview.bind( 'active', function() {
			api.preview.send( 'nonce', api.settings.nonce );

api.preview.send( 'documentTitle', document.title );

// Send scroll in case of loading via non-refresh.
			api.preview.send( 'scroll', $( window ).scrollTop() );
		});

/**
		 * Handle update to changeset UUID.
		 *
		 * @param {string} uuid - UUID.
		 * @return {void}
		 */
		handleUpdatedChangesetUuid = function( uuid ) {
			api.settings.changeset.uuid = uuid;

// Update UUIDs in links and forms.
			$( document.body ).find( 'a[href], area[href]' ).each( function() {
				api.prepareLinkPreview( this );
			} );
			$( document.body ).find( 'form' ).each( function() {
				api.prepareFormPreview( this );
			} );

/*
			 * Replace the UUID in the URL. Note that the wrapped history.replaceState()
			 * will handle injecting the current api.settings.changeset.uuid into the URL,
			 * so this is merely to trigger that logic.
			 */
			if ( history.replaceState ) {
				history.replaceState( currentHistoryState, '', location.href );
			}
		};

api.preview.bind( 'changeset-uuid', handleUpdatedChangesetUuid );

api.preview.bind( 'saved', function( response ) {
			if ( response.next_changeset_uuid ) {
				handleUpdatedChangesetUuid( response.next_changeset_uuid );
			}
			api.trigger( 'saved', response );
		} );

// Update the URLs to reflect the fact we've started autosaving.
		api.preview.bind( 'autosaving', function() {
			if ( api.settings.changeset.autosaved ) {
				return;
			}

api.settings.changeset.autosaved = true; // Start deferring to any autosave once changeset is updated.

$( document.body ).find( 'a[href], area[href]' ).each( function() {
				api.prepareLinkPreview( this );
			} );
			$( document.body ).find( 'form' ).each( function() {
				api.prepareFormPreview( this );
			} );
			if ( history.replaceState ) {
				history.replaceState( currentHistoryState, '', location.href );
			}
		} );

/*
		 * Clear dirty flag for settings when saved to changeset so that they
		 * won't be needlessly included in selective refresh or ajax requests.
		 */
		api.preview.bind( 'changeset-saved', function( data ) {
			_.each( data.saved_changeset_values, function( value, settingId ) {
				var setting = api( settingId );
				if ( setting && _.isEqual( setting.get(), value ) ) {
					setting._dirty = false;
				}
			} );
		} );

api.preview.bind( 'nonce-refresh', function( nonce ) {
			$.extend( api.settings.nonce, nonce );
		} );

/*
		 * Send a message to the parent customize frame with a list of which
		 * containers and controls are active.
		 */
		api.preview.send( 'ready', {
			currentUrl: api.settings.url.self,
			activePanels: api.settings.activePanels,
			activeSections: api.settings.activeSections,
			activeControls: api.settings.activeControls,
			settingValidities: api.settings.settingValidities
		} );

// Send ready when URL changes via JS.
		setInterval( api.keepAliveCurrentUrl, api.settings.timeouts.keepAliveSend );

// Display a loading indicator when preview is reloading, and remove on failure.
		api.preview.bind( 'loading-initiated', function () {
			$( 'body' ).addClass( 'wp-customizer-unloading' );
		});
		api.preview.bind( 'loading-failed', function () {
			$( 'body' ).removeClass( 'wp-customizer-unloading' );
		});

/* Custom Backgrounds */
		bg = $.map( ['color', 'image', 'preset', 'position_x', 'position_y', 'size', 'repeat', 'attachment'], function( prop ) {
			return 'background_' + prop;
		} );

api.when.apply( api, bg ).done( function() {
			$.each( arguments, function() {
				this.bind( api.settingPreviewHandlers.background );
			});
		});

/**
		 * Custom Logo
		 *
		 * Toggle the wp-custom-logo body class when a logo is added or removed.
		 *
		 * @since 4.5.0
		 */
		api( 'custom_logo', function ( setting ) {
			api.settingPreviewHandlers.custom_logo.call( setting, setting.get() );
			setting.bind( api.settingPreviewHandlers.custom_logo );
		} );

api( 'custom_css[' + api.settings.theme.stylesheet + ']', function( setting ) {
			setting.bind( api.settingPreviewHandlers.custom_css );
		} );

api.trigger( 'preview-ready' );
	});

})( wp, jQuery );

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