Added download param to getFile api call

web/react/utils/utils.jsx

@@ -1091,8 +1091,9 @@ export function fileSizeToString(bytes) {
 }
 
 // Converts a filename (like those attached to Post objects) to a url that can be used to retrieve attachments from the server.
-export function getFileUrl(filename) {
-    return getWindowLocationOrigin() + '/api/v1/files/get' + filename + '?' + getSessionIndex();
+export function getFileUrl(filename, isDownload) {
+    const downloadParam = isDownload ? '&download=1' : '';
+    return getWindowLocationOrigin() + '/api/v1/files/get' + filename + '?' + getSessionIndex() + downloadParam;
 }
 
 // Gets the name of a file (including extension) from a given url or file path.