68 lines
2.0 KiB
JavaScript
68 lines
2.0 KiB
JavaScript
(function ( window, document ) {
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'use strict';
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window.wp = window.wp || {};
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if ( !! window.wp.receiveEmbedMessage ) {
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return;
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}
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window.wp.receiveEmbedMessage = function( e ) {
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var data = e.data;
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if ( ! ( data.secret || data.message || data.value ) ) {
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return;
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}
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var iframes = document.querySelectorAll( '.wp-embedded-content[data-secret="' + data.secret + '"]' );
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for ( var i = 0; i < iframes.length; i++ ) {
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var source = iframes[ i ];
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/* Resize the iframe on request. */
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if ( 'height' === data.message ) {
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var height = data.value;
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if ( height > 1000 ) {
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height = 1000;
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} else if ( height < 200 ) {
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height = 200;
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}
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source.height = (height) + 'px';
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}
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/* Link to a specific URL on request. */
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if ( 'link' === data.message ) {
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var sourceURL = document.createElement( 'a' ), targetURL = document.createElement( 'a' );
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sourceURL.href = source.getAttribute( 'src' );
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targetURL.href = data.value;
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/* Only continue if link hostname matches iframe's hostname. */
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if ( targetURL.host === sourceURL.host && document.activeElement === source ) {
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window.top.location.href = data.value;
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}
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}
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}
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};
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window.addEventListener( 'message', window.wp.receiveEmbedMessage, false );
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function onLoad() {
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var isIE10 = -1 !== navigator.appVersion.indexOf( 'MSIE 10' ),
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isIE11 = !!navigator.userAgent.match( /Trident.*rv\:11\./ );
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/* Remove security attribute from iframes in IE10 and IE11. */
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if ( isIE10 || isIE11 ) {
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var iframes = document.querySelectorAll( '.wp-embedded-content[security]' ), iframeClone;
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for ( var i = 0; i < iframes.length; i++ ) {
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iframeClone = iframes[ i ].cloneNode( true );
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iframeClone.removeAttribute( 'security' );
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iframes[ i ].parentNode.insertBefore( iframeClone, iframes[ i ].nextSibling );
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iframes[ i ].parentNode.removeChild( iframes[ i ] );
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}
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}
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}
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document.addEventListener( 'DOMContentLoaded', onLoad, false );
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})( window, document );
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