1 files changed, 58 insertions, 0 deletions
diff --git a/pydis_site/static/js/wiki/edit.js b/pydis_site/static/js/wiki/edit.js
new file mode 100644
index 00000000..0af44431
--- /dev/null
+++ b/pydis_site/static/js/wiki/edit.js
@@ -0,0 +1,58 @@
+$(document).ready(function() {
+  let article_edit_form = $("#article_edit_form");
+  let click_time = 0;
+
+  $("#article_edit_form :input").change(function() {
+     article_edit_form.data("changed",true);
+  });
+
+  if (article_edit_form.find(".alert-danger").length > 0 || article_edit_form.find(".has-error").length > 0 ) {
+    // Set the forms status as "changed" if there was a submission error
+    article_edit_form.data("changed",true);
+  }
+
+  window.onbeforeunload = confirmOnPageExit;
+
+  article_edit_form.on("submit", function (ev) {
+      now = Date.now();
+      elapsed = now-click_time;
+      click_time = now;
+      if (elapsed < 3000)
+          ev.preventDefault();
+      window.onbeforeunload = null;
+      return true;
+  });
+  $("#id_preview").click(function () {
+      open_modal("previewModal");
+      return true;
+  });
+  $("#id_preview_save_changes").on("click", function (ev) {
+      ev.preventDefault();
+      $("#id_save").trigger("click");
+  });
+});
+
+var confirmOnPageExit = function (e) {
+  if ($("#article_edit_form").data("changed")) {
+    e = e || window.event;
+    var message = "You have unsaved changes!";
+    // For IE6-8 and Firefox prior to version 4
+    if (e) {
+        e.returnValue = message;
+    }
+    // For Chrome, Safari, IE8+ and Opera 12+
+    return message;
+  } else {
+    // If the form hasn't been changed, don't display the pop-up
+    return;
+  }
+};
+
+$(document).ready( function() {
+  $('.sidebar-form').each(function () {
+    $(this).submit( function() {
+      this.unsaved_article_title.value = $('#id_title').val();
+      this.unsaved_article_content.value = $('#id_content').val();
+    });
+  });
+});