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/* 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
var nsActWarning = Components.Constructor(
"@mozilla.org/activity-warning;1",
"nsIActivityWarning",
"init"
);
const activeAlerts = new Map();
const l10n = new Localization([
"branding/brand.ftl",
"messenger/certError.ftl",
]);
/**
* Displays alerts from the mail session service, and also adds them to the
* Activity Manager.
*
* @implements {nsIMsgUserFeedbackListener}
* @implements {nsIObserver}
*/
export var alertHook = {
QueryInterface: ChromeUtils.generateQI([
"nsIMsgUserFeedbackListener",
"nsIObserver",
]),
get activityMgr() {
delete this.activityMgr;
return (this.activityMgr = Cc["@mozilla.org/activity-manager;1"].getService(
Ci.nsIActivityManager
));
},
get alertService() {
// Don't store a reference to the alerts service, as it can be swapped out
// during tests.
return Cc["@mozilla.org/alerts-service;1"].getService(Ci.nsIAlertsService);
},
get brandShortName() {
delete this.brandShortName;
return (this.brandShortName = Services.strings
.GetStringFromName("brandShortName"));
},
// nsIMsgUserFeedbackListener
onAlert(message, url) {
const cookie = `${url.hostPort} alert`;
if (activeAlerts.has(cookie)) {
return true;
}
activeAlerts.set(cookie, { url });
// Create a new warning.
const warning = new nsActWarning(message, this.activityMgr, "");
warning.groupingStyle = Ci.nsIActivity.GROUPING_STYLE_STANDALONE;
try {
warning.contextDisplayText = url.server.prettyName;
warning.contextObj = url.server;
warning.groupingStyle = Ci.nsIActivity.GROUPING_STYLE_BYCONTEXT;
warning.contextType = "incomingServer";
} catch (ex) {
console.warn(ex);
}
this.activityMgr.addActivity(warning);
if (Services.prefs.getBoolPref("mail.suppressAlertsForTests", false)) {
return true;
}
// If we have a message window in the url, then show a warning prompt,
// just like the modal code used to. Otherwise, don't.
try {
if (!url || !url.msgWindow) {
return true;
}
} catch (ex) {
// nsIMsgMailNewsUrl.msgWindow will throw on a null pointer, so that's
// what we're handling here.
if (
ex instanceof Ci.nsIException &&
ex.result == Cr.NS_ERROR_INVALID_POINTER
) {
return true;
}
throw ex;
}
try {
const alert = Cc["@mozilla.org/alert-notification;1"].createInstance(
Ci.nsIAlertNotification
);
alert.init(
"", // name
this.brandShortName,
message,
false,
cookie
);
this.alertService.showAlert(alert, this);
} catch (ex) {
// XXX On Linux, if libnotify isn't supported, showAlert
// can throw an error, so fall-back to the old method of modal dialogs.
return false;
}
return true;
},
async onCertError(securityInfo, url) {
const cookie = `${url.hostPort} certError`;
if (activeAlerts.has(cookie)) {
return;
}
activeAlerts.set(cookie, { securityInfo, url });
let errorString;
const errorArgs = { hostname: url.host };
let isAlertClickable = true;
switch (securityInfo.overridableErrorCategory) {
case Ci.nsITransportSecurityInfo.ERROR_DOMAIN:
errorString = "cert-error-domain-mismatch";
isAlertClickable = false;
break;
case Ci.nsITransportSecurityInfo.ERROR_TIME: {
const cert = securityInfo.serverCert;
const notBefore = cert.validity.notBefore / 1000;
const notAfter = cert.validity.notAfter / 1000;
const formatter = new Intl.DateTimeFormat();
if (notBefore && Date.now() < notAfter) {
errorString = "cert-error-not-yet-valid";
errorArgs["not-before"] = formatter.format(new Date(notBefore));
} else {
errorString = "cert-error-expired";
errorArgs["not-after"] = formatter.format(new Date(notAfter));
}
break;
}
default:
errorString = "cert-error-untrusted-default";
break;
}
const alert = Cc["@mozilla.org/alert-notification;1"].createInstance(
Ci.nsIAlertNotification
);
alert.init(
"" /* name */,
this.brandShortName,
await l10n.formatValue(errorString, errorArgs),
isAlertClickable /* clickable */,
cookie
);
this.alertService.showAlert(alert, this);
},
// nsIObserver
observe(subject, topic, data) {
if (topic == "alertclickcallback") {
const { securityInfo, url } = activeAlerts.get(data);
if (
!securityInfo ||
securityInfo.overridableErrorCategory ==
Ci.nsITransportSecurityInfo.ERROR_DOMAIN
) {
return;
}
const params = {
exceptionAdded: false,
securityInfo,
prefetchCert: true,
location: url.asciiHostPort,
};
Services.wm
.getMostRecentWindow("")
.openDialog(
"",
"chrome,centerscreen,modal",
params
);
activeAlerts.delete(data);
} else if (topic == "alertfinished") {
activeAlerts.delete(data);
}
},
init() {
MailServices.mailSession.addUserFeedbackListener(this);
},
};