/usr/lib/thunderbird-addons/extensions/{e2fda1a4-762b-4020-b5ad-a41df1933103}/modules/calAuthUtils.jsm is in xul-ext-lightning 1:24.4.0+build1-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* 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/. */
Components.utils.import("resource://calendar/modules/calUtils.jsm");
Components.utils.import("resource://gre/modules/Services.jsm");
/*
* Authentication helper code
*/
EXPORTED_SYMBOLS = ["cal"]; // even though it's defined in calUtils.jsm, import needs this
cal.auth = {
/**
* Auth prompt implementation - Uses password manager if at all possible.
*/
Prompt: function calPrompt(aProvider) {
this.mProvider = aProvider;
this.mReturnedLogins = {};
},
/**
* Tries to get the username/password combination of a specific calendar name
* from the password manager or asks the user.
*
* @param in aTitle The dialog title.
* @param in aCalendarName The calendar name or url to look up. Can be null.
* @param inout aUsername The username that belongs to the calendar.
* @param inout aPassword The password that belongs to the calendar.
* @param inout aSavePassword Should the password be saved?
* @param in aFixedUsername Whether the user name is fixed or editable
* @return Could a password be retrieved?
*/
getCredentials: function calGetCredentials(aTitle,
aCalendarName,
aUsername,
aPassword,
aSavePassword,
aFixedUsername) {
if (typeof aUsername != "object" ||
typeof aPassword != "object" ||
typeof aSavePassword != "object") {
throw new Components.Exception("", Components.results.NS_ERROR_XPC_NEED_OUT_OBJECT);
}
let prompter = Services.ww.getNewPrompter(null);
// Only show the save password box if we are supposed to.
let savepassword = null;
if (cal.getPrefSafe("signon.rememberSignons", true)) {
savepassword = cal.calGetString("passwordmgr", "rememberPassword", null, "passwordmgr");
}
let aText;
if (aFixedUsername) {
aText = cal.calGetString("commonDialogs", "EnterPasswordFor", [aUsername.value, aCalendarName], "global");
return prompter.promptPassword(aTitle,
aText,
aPassword,
savepassword,
aSavePassword);
} else {
aText = cal.calGetString("commonDialogs", "EnterUserPasswordFor", [aCalendarName], "global");
return prompter.promptUsernameAndPassword(aTitle,
aText,
aUsername,
aPassword,
savepassword,
aSavePassword);
}
},
/**
* Helper to insert/update an entry to the password manager.
*
* @param aUserName The username
* @param aPassword The corresponding password
* @param aHostName The corresponding hostname
* @param aRealm The password realm (unused on branch)
*/
passwordManagerSave: function calPasswordManagerSave(aUsername, aPassword, aHostName, aRealm) {
cal.ASSERT(aUsername);
cal.ASSERT(aPassword);
try {
let logins = Services.logins.findLogins({}, aHostName, null, aRealm);
let newLoginInfo = Components.classes["@mozilla.org/login-manager/loginInfo;1"]
.createInstance(Components.interfaces.nsILoginInfo);
newLoginInfo.init(aHostName, null, aRealm, aUsername, aPassword, "", "");
if (logins.length > 0) {
Services.logins.modifyLogin(logins[0], newLoginInfo);
} else {
Services.logins.addLogin(newLoginInfo);
}
} catch (exc) {
// Only show the message if its not an abort, which can happen if
// the user canceled the master password dialog
cal.ASSERT(exc.result == Components.results.NS_ERROR_ABORT, exc);
}
},
/**
* Helper to retrieve an entry from the password manager.
*
* @param in aUsername The username to search
* @param out aPassword The corresponding password
* @param aHostName The corresponding hostname
* @param aRealm The password realm (unused on branch)
* @return Does an entry exist in the password manager
*/
passwordManagerGet: function calPasswordManagerGet(aUsername, aPassword, aHostName, aRealm) {
cal.ASSERT(aUsername);
if (typeof aPassword != "object") {
throw new Components.Exception("", Components.results.NS_ERROR_XPC_NEED_OUT_OBJECT);
}
try {
if (!Services.logins.getLoginSavingEnabled(aUsername)) {
return false;
}
let logins = Services.logins.findLogins({}, aHostName, null, aRealm);
for each (let loginInfo in logins) {
if (loginInfo.username == aUsername) {
aPassword.value = loginInfo.password;
return true;
}
}
} catch (exc) {
cal.ASSERT(false, exc);
}
return false;
},
/**
* Helper to remove an entry from the password manager
*
* @param aUsername The username to remove.
* @param aHostName The corresponding hostname
* @param aRealm The password realm (unused on branch)
* @return Could the user be removed?
*/
passwordManagerRemove: function calPasswordManagerRemove(aUsername, aHostName, aRealm) {
cal.ASSERT(aUsername);
try {
let logins = Services.logins.findLogins({}, aHostName, null, aRealm);
for each (let loginInfo in logins) {
if (loginInfo.username == aUsername) {
Services.logins.removeLogin(loginInfo);
return true;
}
}
} catch (exc) {
}
return false;
}
};
/**
* Calendar Auth prompt implementation. This instance of the auth prompt should
* be used by providers and other components that handle authentication using
* nsIAuthPrompt2 and friends.
*
* This implementation guarantees there are no request loops when an invalid
* password is stored in the login-manager.
*
* There is one instance of that object per calendar provider.
*/
cal.auth.Prompt.prototype = {
mProvider: null,
getPasswordInfo: function capGPI(aPasswordRealm) {
let username;
let password;
let found = false;
let logins = Services.logins.findLogins({}, aPasswordRealm.prePath, null, aPasswordRealm.realm);
if (logins.length) {
username = logins[0].username;
password = logins[0].password;
found = true;
}
if (found) {
let keyStr = aPasswordRealm.prePath +":" + aPasswordRealm.realm;
let now = new Date();
// Remove the saved password if it was already returned less
// than 60 seconds ago. The reason for the timestamp check is that
// nsIHttpChannel can call the nsIAuthPrompt2 interface
// again in some situation. ie: When using Digest auth token
// expires.
if (this.mReturnedLogins[keyStr] &&
now.getTime() - this.mReturnedLogins[keyStr].getTime() < 60000) {
cal.LOG("Credentials removed for: user=" + username + ", host="+aPasswordRealm.prePath+", realm="+aPasswordRealm.realm);
delete this.mReturnedLogins[keyStr];
cal.auth.passwordManagerRemove(username,
aPasswordRealm.prePath,
aPasswordRealm.realm);
return {found: false, username: username};
}
else {
this.mReturnedLogins[keyStr] = now;
}
}
return {found: found, username: username, password: password};
},
/**
* Requests a username and a password. Implementations will commonly show a
* dialog with a username and password field, depending on flags also a
* domain field.
*
* @param aChannel
* The channel that requires authentication.
* @param level
* One of the level constants NONE, PW_ENCRYPTED, SECURE.
* @param authInfo
* Authentication information object. The implementation should fill in
* this object with the information entered by the user before
* returning.
*
* @retval true
* Authentication can proceed using the values in the authInfo
* object.
* @retval false
* Authentication should be cancelled, usually because the user did
* not provide username/password.
*
* @note Exceptions thrown from this function will be treated like a
* return value of false.
*/
promptAuth: function capPA(aChannel, aLevel, aAuthInfo) {
let hostRealm = {};
hostRealm.prePath = aChannel.URI.prePath;
hostRealm.realm = aAuthInfo.realm;
let port = aChannel.URI.port;
if (port == -1) {
let handler = Services.io.getProtocolHandler(aChannel.URI.scheme)
.QueryInterface(Components.interfaces.nsIProtocolHandler);
port = handler.defaultPort;
}
hostRealm.passwordRealm = aChannel.URI.host + ":" + port + " (" + aAuthInfo.realm + ")";
let pw = this.getPasswordInfo(hostRealm);
aAuthInfo.username = pw.username;
if (pw && pw.found) {
aAuthInfo.password = pw.password;
return true;
} else {
let prompter2 = Components.classes["@mozilla.org/embedcomp/window-watcher;1"]
.getService(Components.interfaces.nsIPromptFactory)
.getPrompt(this.mProvider, Components.interfaces.nsIAuthPrompt2);
return prompter2.promptAuth(aChannel, aLevel, aAuthInfo);
}
},
/**
* Asynchronously prompt the user for a username and password.
* This has largely the same semantics as promptAuth(),
* but must return immediately after calling and return the entered
* data in a callback.
*
* If the user closes the dialog using a cancel button or similar,
* the callback's nsIAuthPromptCallback::onAuthCancelled method must be
* called.
* Calling nsICancelable::cancel on the returned object SHOULD close the
* dialog and MUST call nsIAuthPromptCallback::onAuthCancelled on the provided
* callback.
*
* @throw NS_ERROR_NOT_IMPLEMENTED
* Asynchronous authentication prompts are not supported;
* the caller should fall back to promptUsernameAndPassword().
*/
asyncPromptAuth : function capAPA(aChannel, // nsIChannel
aCallback, // nsIAuthPromptCallback
aContext, // nsISupports
aLevel, // PRUint32
aAuthInfo // nsIAuthInformation
) {
var self = this;
let promptlistener = {
onPromptStart: function() {
res=self.promptAuth(aChannel, aLevel, aAuthInfo);
if (res) {
this.onPromptAuthAvailable();
return true;
}
this.onPromptCanceled();
return false;
},
onPromptAuthAvailable : function() {
aCallback.onAuthAvailable(aContext, aAuthInfo);
},
onPromptCanceled : function() {
aCallback.onAuthCancelled(aContext, true);
}
};
var asyncprompter = Components.classes["@mozilla.org/messenger/msgAsyncPrompter;1"]
.getService(Components.interfaces.nsIMsgAsyncPrompter);
asyncprompter.queueAsyncAuthPrompt(aChannel.URI.spec, false, promptlistener);
}
};
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