1 files changed, 88 insertions, 0 deletions
diff --git a/wp-admin/js/custom-header.js b/wp-admin/js/custom-header.js
new file mode 100644
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+++ b/wp-admin/js/custom-header.js
@@ -0,0 +1,88 @@
+/**
+ * @output wp-admin/js/custom-header.js
+ */
+
+/* global isRtl */
+
+/**
+ * Initializes the custom header selection page.
+ *
+ * @since 3.5.0
+ *
+ * @deprecated 4.1.0 The page this is used on is never linked to from the UI.
+ *             Setting a custom header is completely handled by the Customizer.
+ */
+(function($) {
+	var frame;
+
+	$( function() {
+		// Fetch available headers.
+		var $headers = $('.available-headers');
+
+		// Apply jQuery.masonry once the images have loaded.
+		$headers.imagesLoaded( function() {
+			$headers.masonry({
+				itemSelector: '.default-header',
+				isRTL: !! ( 'undefined' != typeof isRtl && isRtl )
+			});
+		});
+
+		/**
+		 * Opens the 'choose from library' frame and creates it if it doesn't exist.
+		 *
+		 * @since 3.5.0
+		 * @deprecated 4.1.0
+		 *
+		 * @return {void}
+		 */
+		$('#choose-from-library-link').on( 'click', function( event ) {
+			var $el = $(this);
+			event.preventDefault();
+
+			// If the media frame already exists, reopen it.
+			if ( frame ) {
+				frame.open();
+				return;
+			}
+
+			// Create the media frame.
+			frame = wp.media.frames.customHeader = wp.media({
+				// Set the title of the modal.
+				title: $el.data('choose'),
+
+				// Tell the modal to show only images.
+				library: {
+					type: 'image'
+				},
+
+				// Customize the submit button.
+				button: {
+					// Set the text of the button.
+					text: $el.data('update'),
+					// Tell the button not to close the modal, since we're
+					// going to refresh the page when the image is selected.
+					close: false
+				}
+			});
+
+			/**
+			 * Updates the window location to include the selected attachment.
+			 *
+			 * @since 3.5.0
+			 * @deprecated 4.1.0
+			 *
+			 * @return {void}
+			 */
+			frame.on( 'select', function() {
+				// Grab the selected attachment.
+				var attachment = frame.state().get('selection').first(),
+					link = $el.data('updateLink');
+
+				// Tell the browser to navigate to the crop step.
+				window.location = link + '&file=' + attachment.id;
+			});
+
+			frame.open();
+		});
+	});
+}(jQuery));