Oprava upload scriptu a úprava načítání videí

closes #8

js/model.js

@@ -19,4 +19,29 @@ class Model {
 
     return this.comments;
   }
+
+  getVideoFileName(xml) {
+    let parser = new DOMParser();
+    let xmlDoc = parser.parseFromString(xml, "text/xml");
+    let videoTag = xmlDoc.activeElement.getAttribute("src");
+
+    return videoTag;
+  }
+
+  getCommentsObjects() {}
+
+  async loadXml(v) {
+    var Connect = new XMLHttpRequest();
+    // Define which file to open and
+    // send the request.
+    Connect.open("GET", "./videos/" + v + ".xml", false);
+    Connect.setRequestHeader("Content-Type", "text/xml");
+    Connect.send(null);
+    // Place the response in an XML document.
+    var TheDocument = Connect.responseText;
+    // Place the root node in an element.
+    // var Customers = TheDocument.childNodes[0];
+
+    return TheDocument;
+  }
 }