admin: Fix video route

admin/static/js/common.js

@@ -84,6 +84,11 @@ angular.module("FICApp")
     }]);
 
 angular.module("FICApp")
+    .filter("escapeURL", function() {
+	return function(input) {
+	  return encodeURIComponent(input);
+	}
+    })
     .filter("stripHTML", function() {
 	return function(input) {
 	    if (!input)

admin/static/views/exercice-resolution.html

@@ -7,5 +7,5 @@
 </h2>
 
 <div class="text-center">
-  <video src="vids/{{exercice.videoURI}}" controls style="height: 80vh; margin: auto;"></video>
+  <video src="vids/{{exercice.videoURI.replace('\$FILES\$/','').replace('?', '%3F')}}" controls style="height: 80vh; margin: auto;"></video>
 </div>