Add player keyboard controls and release 2.7.1

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

@@ -427,6 +427,42 @@ function normalizeBoolean(value) {
   return null;
 }
 
+function isEditableTarget(target) {
+  if (!target) {
+    return false;
+  }
+
+  if (target.isContentEditable) {
+    return true;
+  }
+
+  var tagName = String(target.tagName || '').toUpperCase();
+  return ['INPUT', 'TEXTAREA', 'SELECT', 'OPTION'].indexOf(tagName) !== -1;
+}
+
+function handlePlayerKeydown(event) {
+  if (!event || event.defaultPrevented || event.altKey || event.ctrlKey || event.metaKey) {
+    return;
+  }
+
+  if (isEditableTarget(event.target)) {
+    return;
+  }
+
+  if (event.key === 'ArrowLeft') {
+    event.preventDefault();
+    navigateSlides(-1);
+    return;
+  }
+
+  if (event.key === 'ArrowRight') {
+    event.preventDefault();
+    navigateSlides(1);
+  }
+}
+
+window.addEventListener('keydown', handlePlayerKeydown);
+
 // Move to the previous or next active slide.
 function navigateSlides(offset) {
   const manualSlides = getCurrentActiveSlides();