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Embeds: Add fallbacks for IE7-9.

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Older IE versions need just that little bit of extra tender care to keep them going.

Props peterwilsoncc, swissspidy, pento.

Fixes #34204.


Built from https://develop.svn.wordpress.org/trunk@35466


git-svn-id: http://core.svn.wordpress.org/trunk@35430 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Gary Pendergast
2015-10-31 04:38:25 +00:00
parent 8edcfabf9c
commit 21393df10e
13 changed files with 93 additions and 31 deletions
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19
wp-includes/js/wp-embed.js
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@@ -1,6 +1,9 @@
(function ( window, document ) {
'use strict';
var supportedBrowser = ( document.querySelector && window.addEventListener ),
loaded = false;
window.wp = window.wp || {};
if ( !! window.wp.receiveEmbedMessage ) {
@@ -54,9 +57,12 @@
}
};
window.addEventListener( 'message', window.wp.receiveEmbedMessage, false );
function onLoad() {
if ( loaded ) {
return;
}
loaded = true;
var isIE10 = -1 !== navigator.appVersion.indexOf( 'MSIE 10' ),
isIE11 = !!navigator.userAgent.match( /Trident.*rv\:11\./ ),
iframes, iframeClone, i;
@@ -68,11 +74,14 @@
for ( i = 0; i < iframes.length; i++ ) {
iframeClone = iframes[ i ].cloneNode( true );
iframeClone.removeAttribute( 'security' );
iframes[ i ].parentNode.insertBefore( iframeClone, iframes[ i ].nextSibling );
iframes[ i ].parentNode.removeChild( iframes[ i ] );
iframes[ i ].parentNode.replaceChild( iframeClone, iframes[ i ] );
}
}
}
document.addEventListener( 'DOMContentLoaded', onLoad, false );
if ( supportedBrowser ) {
window.addEventListener( 'message', window.wp.receiveEmbedMessage, false );
document.addEventListener( 'DOMContentLoaded', onLoad, false );
window.addEventListener( 'load', onLoad, false );
}
})( window, document );