Implement video region support

src/player/public/js/player-page-rendering.js

@@ -452,6 +452,9 @@ function getTemplateRenderPlan(template) {
       if (region.regionType === 'image') {
         return renderImageRegion(region, regionContent);
       }
+      if (region.regionType === 'video') {
+        return renderVideoRegion(region, regionContent);
+      }
       if (region.regionType === 'webpage') {
         return renderWebpageRegion(region, regionContent);
       }
@@ -517,9 +520,21 @@ function renderSlideShell(slide, canvasClass, canvasWidth, canvasHeight, innerHt
 // Build the cache key for rendered slide markup.
 function getSlideMarkupCacheKey(slide) {
   var viewportKey = window.innerWidth + 'x' + window.innerHeight;
-  return [currentPlaylistSignature || '', slide && slide.id ? slide.id : '', slide && slide.template_id ? slide.template_id : '', viewportKey].join('|');
+  return [currentPlaylistSignature || '', slide && slide.id ? slide.id : '', slide && slide.template_id ? slide.template_id : '', slide && slide.modified_at ? slide.modified_at : '', viewportKey, videoRegionRenderVersion || 0].join('|');
 }
 
+function notifyVideoRegionSourceReady() {
+  if (typeof videoRegionRenderVersion === 'number') {
+    videoRegionRenderVersion += 1;
+  }
+  slideMarkupCache = Object.create(null);
+  if (typeof showCurrent === 'function' && slides && slides.length) {
+    showCurrent();
+  }
+}
+
+window.notifyVideoRegionSourceReady = notifyVideoRegionSourceReady;
+
 // Look up a previously rendered slide in the cache.
 function getCachedSlideMarkup(slide) {
   var cacheKey = getSlideMarkupCacheKey(slide);