/**

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* @output wp-admin/js/custom-header.js

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*/

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/* global isRtl */

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/**

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* Initializes the custom header selection page.

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*

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* @since 3.5.0

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*

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* @deprecated 4.1.0 The page this is used on is never linked to from the UI.

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* Setting a custom header is completely handled by the Customizer.

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*/

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(function($) {

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var frame;

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$( function() {

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// Fetch available headers.

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var $headers = $('.available-headers');

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// Apply jQuery.masonry once the images have loaded.

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$headers.imagesLoaded( function() {

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$headers.masonry({

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itemSelector: '.default-header',

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

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});

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});

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/**

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* Opens the 'choose from library' frame and creates it if it doesn't exist.

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*

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* @since 3.5.0

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* @deprecated 4.1.0

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*

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* @return {void}

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*/

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$('#choose-from-library-link').on( 'click', function( event ) {

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var $el = $(this);

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event.preventDefault();

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// If the media frame already exists, reopen it.

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if ( frame ) {

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frame.open();

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return;

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}

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// Create the media frame.

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frame = wp.media.frames.customHeader = wp.media({

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// Set the title of the modal.

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title: $el.data('choose'),

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// Tell the modal to show only images.

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library: {

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type: 'image'

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},

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// Customize the submit button.

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button: {

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// Set the text of the button.

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text: $el.data('update'),

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// Tell the button not to close the modal, since we're

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// going to refresh the page when the image is selected.

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close: false

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}

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});

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/**

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* Updates the window location to include the selected attachment.

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*

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* @since 3.5.0

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* @deprecated 4.1.0

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*

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* @return {void}

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*/

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frame.on( 'select', function() {

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// Grab the selected attachment.

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var attachment = frame.state().get('selection').first(),

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link = $el.data('updateLink');

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// Tell the browser to navigate to the crop step.

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window.location = link + '&file=' + attachment.id;

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});

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frame.open();

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});

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});

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}(jQuery));

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