When the live connection to the server is interrupted some ui elements
are disabled. If the connection fails (due to errors or failed
reconnection) a dialog instructs the user to check their connection and
refresh the browser. Relates to Device, Job and User pages (logs and
attachments).
Silverlight was previously used to capture webcam pictures and upload
file attachments. HTML5 FileIO is now used for all attachment uploading
- including drag-drop support. WebRTC is used to capture webcam images -
this falls back to a Flash polyfill when WebRTC isn't supported.
Plugins have a base WebViewPage to inherit, this offers integration with
various Disco services. Plugins can also add Authorization attributes to
their Web Handlers and Controller Methods.