1 files changed, 52 insertions, 0 deletions
diff --git a/toolkit/mozapps/preferences/removemp.js b/toolkit/mozapps/preferences/removemp.js
new file mode 100644
index 0000000000..a5cf729459
--- /dev/null
+++ b/toolkit/mozapps/preferences/removemp.js
@@ -0,0 +1,52 @@
+// -*- indent-tabs-mode: nil; js-indent-level: 2 -*-
+
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+var gRemovePasswordDialog = {
+  _token: null,
+  _okButton: null,
+  _password: null,
+  init() {
+    this._okButton = document.getElementById("removemp").getButton("accept");
+    document.l10n.setAttributes(this._okButton, "pw-remove-button");
+
+    this._password = document.getElementById("password");
+
+    var pk11db = Cc["@mozilla.org/security/pk11tokendb;1"].getService(
+      Ci.nsIPK11TokenDB
+    );
+    this._token = pk11db.getInternalKeyToken();
+
+    // Initialize the enabled state of the Remove button by checking the
+    // initial value of the password ("" should be incorrect).
+    this.validateInput();
+    document.addEventListener("dialogaccept", function () {
+      gRemovePasswordDialog.removePassword();
+    });
+  },
+
+  validateInput() {
+    this._okButton.disabled = !this._token.checkPassword(this._password.value);
+  },
+
+  async createAlert(titleL10nId, messageL10nId) {
+    const [title, message] = await document.l10n.formatValues([
+      { id: titleL10nId },
+      { id: messageL10nId },
+    ]);
+    Services.prompt.alert(window, title, message);
+  },
+
+  removePassword() {
+    if (this._token.checkPassword(this._password.value)) {
+      this._token.changePassword(this._password.value, "");
+      this.createAlert("pw-change-success-title", "settings-pp-erased-ok");
+    } else {
+      this._password.value = "";
+      this._password.focus();
+      this.createAlert("pw-change-failed-title", "incorrect-pp");
+    }
+  },
+};