User:Tietew/monobook.js

Note: After publishing, you may have to bypass your browser's cache to see the changes.

Firefox / Safari: Hold Shift while clicking Reload, or press either Ctrl-F5 or Ctrl-R (⌘-R on a Mac)
Google Chrome: Press Ctrl-Shift-R (⌘-Shift-R on a Mac)
Edge: Hold Ctrl while clicking Refresh, or press Ctrl-F5.

// このスクリプトはうっかり投稿（要約欄でEnter押しちゃった）を防止するものです。
// 自分の利用者ページのサブページとして作成することで有効になります。

// This script is under public domain, and comes with ABSOLUTELY NO WARRANTY.
// You can use/modify/redistribute without any permission.

var submitchecker_buttonclicked = false;

function install_submitchecker() {
  var f = document.getElementById("editform");
  if(f) {
    var inputs = f.getElementsByTagName("input");
    for(var i = 0; i < inputs.length; ++i)
      if(inputs[i].type == "submit")
        inputs[i].onclick = submitchecker_nocheck;
    f.onsubmit = submitchecker;
  }
}
function submitchecker() {
  if(submitchecker_buttonclicked) return true;
  return confirm("Are you sure you want to submit your changes?");
}
function submitchecker_nocheck() {
  submitchecker_buttonclicked = true;
  return true;
}

window.onload = install_submitchecker;