1 files changed, 368 insertions, 0 deletions
diff --git a/security/manager/pki/resources/content/exceptionDialog.js b/security/manager/pki/resources/content/exceptionDialog.js
new file mode 100644
index 000000000..0ca24a614
--- /dev/null
+++ b/security/manager/pki/resources/content/exceptionDialog.js
@@ -0,0 +1,368 @@
+/* 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/. */
+/* import-globals-from pippki.js */
+"use strict";
+
+var gDialog;
+var gBundleBrand;
+var gPKIBundle;
+var gSSLStatus;
+var gCert;
+var gChecking;
+var gBroken;
+var gNeedReset;
+var gSecHistogram;
+var gNsISecTel;
+
+Components.utils.import("resource://gre/modules/PrivateBrowsingUtils.jsm");
+
+function badCertListener() {}
+badCertListener.prototype = {
+  getInterface: function (aIID) {
+    return this.QueryInterface(aIID);
+  },
+  QueryInterface: function(aIID) {
+    if (aIID.equals(Components.interfaces.nsIBadCertListener2) ||
+        aIID.equals(Components.interfaces.nsIInterfaceRequestor) ||
+        aIID.equals(Components.interfaces.nsISupports)) {
+      return this;
+    }
+
+    throw new Error(Components.results.NS_ERROR_NO_INTERFACE);
+  },
+  handle_test_result: function () {
+    if (gSSLStatus) {
+      gCert = gSSLStatus.QueryInterface(Components.interfaces.nsISSLStatus).serverCert;
+    }
+  },
+  notifyCertProblem: function MSR_notifyCertProblem(socketInfo, sslStatus, targetHost) {
+    gBroken = true;
+    gSSLStatus = sslStatus;
+    this.handle_test_result();
+    return true; // suppress error UI
+  }
+};
+
+function initExceptionDialog() {
+  gNeedReset = false;
+  gDialog = document.documentElement;
+  gBundleBrand = document.getElementById("brand_bundle");
+  gPKIBundle = document.getElementById("pippki_bundle");
+  gSecHistogram = Components.classes["@mozilla.org/base/telemetry;1"].
+                    getService(Components.interfaces.nsITelemetry).
+                    getHistogramById("SECURITY_UI");
+  gNsISecTel = Components.interfaces.nsISecurityUITelemetry;
+
+  var brandName = gBundleBrand.getString("brandShortName");
+  setText("warningText", gPKIBundle.getFormattedString("addExceptionBrandedWarning2", [brandName]));
+  gDialog.getButton("extra1").disabled = true;
+
+  var args = window.arguments;
+  if (args && args[0]) {
+    if (args[0].location) {
+      // We were pre-seeded with a location.
+      document.getElementById("locationTextBox").value = args[0].location;
+      document.getElementById('checkCertButton').disabled = false;
+
+      if (args[0].sslStatus) {
+        gSSLStatus = args[0].sslStatus;
+        gCert = gSSLStatus.serverCert;
+        gBroken = true;
+        updateCertStatus();
+      } else if (args[0].prefetchCert) {
+        // We can optionally pre-fetch the certificate too.  Don't do this
+        // synchronously, since it would prevent the window from appearing
+        // until the fetch is completed, which could be multiple seconds.
+        // Instead, let's use a timer to spawn the actual fetch, but update
+        // the dialog to "checking..." state right away, so that the UI
+        // is appropriately responsive.  Bug 453855
+        document.getElementById("checkCertButton").disabled = true;
+        gChecking = true;
+        updateCertStatus();
+
+        window.setTimeout(checkCert, 0);
+      }
+    }
+
+    // Set out parameter to false by default
+    args[0].exceptionAdded = false;
+  }
+}
+
+/**
+ * Attempt to download the certificate for the location specified, and populate
+ * the Certificate Status section with the result.
+ */
+function checkCert() {
+  gCert = null;
+  gSSLStatus = null;
+  gChecking = true;
+  gBroken = false;
+  updateCertStatus();
+
+  var uri = getURI();
+
+  var req = new XMLHttpRequest();
+  try {
+    if (uri) {
+      req.open('GET', uri.prePath, false);
+      req.channel.notificationCallbacks = new badCertListener();
+      req.send(null);
+    }
+  } catch (e) {
+    // We *expect* exceptions if there are problems with the certificate
+    // presented by the site.  Log it, just in case, but we can proceed here,
+    // with appropriate sanity checks
+    Components.utils.reportError("Attempted to connect to a site with a bad certificate in the add exception dialog. " +
+                                 "This results in a (mostly harmless) exception being thrown. " +
+                                 "Logged for information purposes only: " + e);
+  } finally {
+    gChecking = false;
+  }
+
+  if (req.channel && req.channel.securityInfo) {
+    const Ci = Components.interfaces;
+    gSSLStatus = req.channel.securityInfo
+                    .QueryInterface(Ci.nsISSLStatusProvider).SSLStatus;
+    gCert = gSSLStatus.QueryInterface(Ci.nsISSLStatus).serverCert;
+  }
+
+  updateCertStatus();
+}
+
+/**
+ * Build and return a URI, based on the information supplied in the
+ * Certificate Location fields
+ */
+function getURI() {
+  // Use fixup service instead of just ioservice's newURI since it's quite
+  // likely that the host will be supplied without a protocol prefix, resulting
+  // in malformed uri exceptions being thrown.
+  let fus = Components.classes["@mozilla.org/docshell/urifixup;1"]
+                      .getService(Components.interfaces.nsIURIFixup);
+  let locationTextBox = document.getElementById("locationTextBox");
+  let uri = fus.createFixupURI(locationTextBox.value, 0);
+
+  if (!uri) {
+    return null;
+  }
+
+  if (uri.scheme == "http") {
+    uri.scheme = "https";
+  }
+
+  if (uri.port == -1) {
+    uri.port = 443;
+  }
+
+  return uri;
+}
+
+function resetDialog() {
+  document.getElementById("viewCertButton").disabled = true;
+  document.getElementById("permanent").disabled = true;
+  gDialog.getButton("extra1").disabled = true;
+  setText("headerDescription", "");
+  setText("statusDescription", "");
+  setText("statusLongDescription", "");
+  setText("status2Description", "");
+  setText("status2LongDescription", "");
+  setText("status3Description", "");
+  setText("status3LongDescription", "");
+}
+
+/**
+ * Called by input textboxes to manage UI state
+ */
+function handleTextChange() {
+  var checkCertButton = document.getElementById('checkCertButton');
+  checkCertButton.disabled = !(document.getElementById("locationTextBox").value);
+  if (gNeedReset) {
+    gNeedReset = false;
+    resetDialog();
+  }
+}
+
+function updateCertStatus() {
+  var shortDesc, longDesc;
+  var shortDesc2, longDesc2;
+  var shortDesc3, longDesc3;
+  var use2 = false;
+  var use3 = false;
+  let bucketId = gNsISecTel.WARNING_BAD_CERT_TOP_ADD_EXCEPTION_BASE;
+  if (gCert) {
+    if (gBroken) {
+      var mms = "addExceptionDomainMismatchShort";
+      var mml = "addExceptionDomainMismatchLong2";
+      var exs = "addExceptionExpiredShort";
+      var exl = "addExceptionExpiredLong2";
+      var uts = "addExceptionUnverifiedOrBadSignatureShort";
+      var utl = "addExceptionUnverifiedOrBadSignatureLong2";
+      var use1 = false;
+      if (gSSLStatus.isDomainMismatch) {
+        bucketId += gNsISecTel.WARNING_BAD_CERT_TOP_ADD_EXCEPTION_FLAG_DOMAIN;
+        use1 = true;
+        shortDesc = mms;
+        longDesc  = mml;
+      }
+      if (gSSLStatus.isNotValidAtThisTime) {
+        bucketId += gNsISecTel.WARNING_BAD_CERT_TOP_ADD_EXCEPTION_FLAG_TIME;
+        if (!use1) {
+          use1 = true;
+          shortDesc = exs;
+          longDesc  = exl;
+        }
+        else {
+          use2 = true;
+          shortDesc2 = exs;
+          longDesc2  = exl;
+        }
+      }
+      if (gSSLStatus.isUntrusted) {
+        bucketId += gNsISecTel.WARNING_BAD_CERT_TOP_ADD_EXCEPTION_FLAG_UNTRUSTED;
+        if (!use1) {
+          use1 = true;
+          shortDesc = uts;
+          longDesc  = utl;
+        } else if (!use2) {
+          use2 = true;
+          shortDesc2 = uts;
+          longDesc2  = utl;
+        } else {
+          use3 = true;
+          shortDesc3 = uts;
+          longDesc3  = utl;
+        }
+      }
+      gSecHistogram.add(bucketId);
+
+      // In these cases, we do want to enable the "Add Exception" button
+      gDialog.getButton("extra1").disabled = false;
+
+      // If the Private Browsing service is available and the mode is active,
+      // don't store permanent exceptions, since they would persist after
+      // private browsing mode was disabled.
+      var inPrivateBrowsing = inPrivateBrowsingMode();
+      var pe = document.getElementById("permanent");
+      pe.disabled = inPrivateBrowsing;
+      pe.checked = !inPrivateBrowsing;
+
+      setText("headerDescription", gPKIBundle.getString("addExceptionInvalidHeader"));
+    }
+    else {
+      shortDesc = "addExceptionValidShort";
+      longDesc  = "addExceptionValidLong";
+      gDialog.getButton("extra1").disabled = true;
+      document.getElementById("permanent").disabled = true;
+    }
+
+    // We're done checking the certificate, so allow the user to check it again.
+    document.getElementById("checkCertButton").disabled = false;
+    document.getElementById("viewCertButton").disabled = false;
+
+    // Notify observers about the availability of the certificate
+    Components.classes["@mozilla.org/observer-service;1"]
+              .getService(Components.interfaces.nsIObserverService)
+              .notifyObservers(null, "cert-exception-ui-ready", null);
+  }
+  else if (gChecking) {
+    shortDesc = "addExceptionCheckingShort";
+    longDesc  = "addExceptionCheckingLong2";
+    // We're checking the certificate, so we disable the Get Certificate
+    // button to make sure that the user can't interrupt the process and
+    // trigger another certificate fetch.
+    document.getElementById("checkCertButton").disabled = true;
+    document.getElementById("viewCertButton").disabled = true;
+    gDialog.getButton("extra1").disabled = true;
+    document.getElementById("permanent").disabled = true;
+  }
+  else {
+    shortDesc = "addExceptionNoCertShort";
+    longDesc  = "addExceptionNoCertLong2";
+    // We're done checking the certificate, so allow the user to check it again.
+    document.getElementById("checkCertButton").disabled = false;
+    document.getElementById("viewCertButton").disabled = true;
+    gDialog.getButton("extra1").disabled = true;
+    document.getElementById("permanent").disabled = true;
+  }
+
+  setText("statusDescription", gPKIBundle.getString(shortDesc));
+  setText("statusLongDescription", gPKIBundle.getString(longDesc));
+
+  if (use2) {
+    setText("status2Description", gPKIBundle.getString(shortDesc2));
+    setText("status2LongDescription", gPKIBundle.getString(longDesc2));
+  }
+
+  if (use3) {
+    setText("status3Description", gPKIBundle.getString(shortDesc3));
+    setText("status3LongDescription", gPKIBundle.getString(longDesc3));
+  }
+
+  gNeedReset = true;
+}
+
+/**
+ * Handle user request to display certificate details
+ */
+function viewCertButtonClick() {
+  gSecHistogram.add(gNsISecTel.WARNING_BAD_CERT_TOP_CLICK_VIEW_CERT);
+  if (gCert) {
+    viewCertHelper(this, gCert);
+  }
+}
+
+/**
+ * Handle user request to add an exception for the specified cert
+ */
+function addException() {
+  if (!gCert || !gSSLStatus) {
+    return;
+  }
+
+  var overrideService = Components.classes["@mozilla.org/security/certoverride;1"]
+                                  .getService(Components.interfaces.nsICertOverrideService);
+  var flags = 0;
+  let confirmBucketId = gNsISecTel.WARNING_BAD_CERT_TOP_CONFIRM_ADD_EXCEPTION_BASE;
+  if (gSSLStatus.isUntrusted) {
+    flags |= overrideService.ERROR_UNTRUSTED;
+    confirmBucketId += gNsISecTel.WARNING_BAD_CERT_TOP_CONFIRM_ADD_EXCEPTION_FLAG_UNTRUSTED;
+  }
+  if (gSSLStatus.isDomainMismatch) {
+    flags |= overrideService.ERROR_MISMATCH;
+    confirmBucketId += gNsISecTel.WARNING_BAD_CERT_TOP_CONFIRM_ADD_EXCEPTION_FLAG_DOMAIN;
+  }
+  if (gSSLStatus.isNotValidAtThisTime) {
+    flags |= overrideService.ERROR_TIME;
+    confirmBucketId += gNsISecTel.WARNING_BAD_CERT_TOP_CONFIRM_ADD_EXCEPTION_FLAG_TIME;
+  }
+
+  var permanentCheckbox = document.getElementById("permanent");
+  var shouldStorePermanently = permanentCheckbox.checked && !inPrivateBrowsingMode();
+  if (!permanentCheckbox.checked) {
+    gSecHistogram.add(gNsISecTel.WARNING_BAD_CERT_TOP_DONT_REMEMBER_EXCEPTION);
+  }
+
+  gSecHistogram.add(confirmBucketId);
+  var uri = getURI();
+  overrideService.rememberValidityOverride(
+    uri.asciiHost, uri.port,
+    gCert,
+    flags,
+    !shouldStorePermanently);
+
+  let args = window.arguments;
+  if (args && args[0]) {
+    args[0].exceptionAdded = true;
+  }
+
+  gDialog.acceptDialog();
+}
+
+/**
+ * Returns true if this dialog is in private browsing mode.
+ */
+function inPrivateBrowsingMode() {
+  return PrivateBrowsingUtils.isWindowPrivate(window);
+}