Tell browsers not to auto-complete

[voter] / src / main.rs
diff --git a/src/main.rs b/src/main.rs

index 5c4ad9095733785c0f2f0bf936447ffdca5de97e..98cfc35f008d829651acf1fa9089a706b5e9c281 100644 (file)
--- a/src/main.rs
+++ b/src/main.rs
@@ -97,6 +97,18 @@ const HTML_HEADER: &str = "<!DOCTYPE html>
                const spin = document.createElement('div')
                spin.appendChild(document.createTextNode('⏳'))
                cb.parentElement.insertBefore(spin, cb)
+
+              const req = new XMLHttpRequest()
+              req.addEventListener('load', function(e) {
+                cb.parentElement.removeChild(cb.previousElementSibling)
+                if (req.status == 200) {
+                    cb.style.display = ''
+                } else {
+                   cb.parentElement.insertBefore(document.createTextNode('❗'), cb)
+                }
+              })
+              req.open('PUT', window.location.href)
+              req.send((cb.checked ? 1 : 0) + ' ' + cb.parentElement.nextSibling.innerHTML)
              }
            })(cb))
            cb.disabled = false
@@ -120,7 +132,7 @@ fn prompt_for_vote(dir: PathBuf, request: cgi::Request) -> Result<cgi::Response,
          std::iter::once(Ok(HTML_HEADER.to_owned()))
              .chain(std::io::BufReader::new(cfile).lines().map(|rc| {
                  rc.map(|c| {
-                    format!("<tr><td><input type=\"checkbox\" disabled></td><td>{c}</td></tr>")
+                    format!("<tr><td><input type=\"checkbox\" autocomplete=\"off\" disabled></td><td>{c}</td></tr>")
                  })
              }))
              .chain(std::iter::once(Ok(HTML_FOOTER.to_owned())))