xobs/lca2020-pay-it-forward
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null check to avoid occasional npe

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This commit is contained in:
Hakim El Hattab 2016-07-04 13:32:03 +02:00
parent 6447b59ac5
commit ab2bb869a3
1 changed files with 15 additions and 11 deletions
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4
js/reveal.js
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@ -3090,6 +3090,8 @@
var iframe = event.target; var iframe = event.target;
if( iframe && iframe.contentWindow ) {
// YouTube postMessage API // YouTube postMessage API
if( /youtube\.com\/embed\//.test( iframe.getAttribute( 'src' ) ) && iframe.hasAttribute( 'data-autoplay' ) ) { if( /youtube\.com\/embed\//.test( iframe.getAttribute( 'src' ) ) && iframe.hasAttribute( 'data-autoplay' ) ) {
iframe.contentWindow.postMessage( '{"event":"command","func":"playVideo","args":""}', '*' ); iframe.contentWindow.postMessage( '{"event":"command","func":"playVideo","args":""}', '*' );
@ -3105,6 +3107,8 @@
} }
}
/** /**
* Stop playback of any embedded content inside of * Stop playback of any embedded content inside of
* the targeted slide. * the targeted slide.