+/* global ajaxurl */
+(function($) {
+ $(document).ready(function() {
+ var frame,
+ bgImage = $( '#custom-background-image' );
+
+ $('#background-color').wpColorPicker({
+ change: function( event, ui ) {
+ bgImage.css('background-color', ui.color.toString());
+ },
+ clear: function() {
+ bgImage.css('background-color', '');
+ }
+ });
+
+ $( 'select[name="background-size"]' ).change( function() {
+ bgImage.css( 'background-size', $( this ).val() );
+ });
+
+ $( 'input[name="background-position"]' ).change( function() {
+ bgImage.css( 'background-position', $( this ).val() );
+ });
+
+ $( 'input[name="background-repeat"]' ).change( function() {
+ bgImage.css( 'background-repeat', $( this ).is( ':checked' ) ? 'repeat' : 'no-repeat' );
+ });
+
+ $( 'input[name="background-attachment"]' ).change( function() {
+ bgImage.css( 'background-attachment', $( this ).is( ':checked' ) ? 'scroll' : 'fixed' );
+ });
+
+ $('#choose-from-library-link').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.customBackground = 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
+ }
+ });
+
+ // When an image is selected, run a callback.
+ frame.on( 'select', function() {
+ // Grab the selected attachment.
+ var attachment = frame.state().get('selection').first();
+
+ // Run an AJAX request to set the background image.
+ $.post( ajaxurl, {
+ action: 'set-background-image',
+ attachment_id: attachment.id,
+ size: 'full'
+ }).done( function() {
+ // When the request completes, reload the window.
+ window.location.reload();
+ });
+ });
+
+ // Finally, open the modal.
+ frame.open();
+ });
+ });
+})(jQuery);