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1
| /* globals window, document */
var FieldDBObject = require("./../FieldDBObject").FieldDBObject;
var Database = require("./../corpus/Database").Database;
var CORS = Database.CORS;
// var UserMask = require("./../user/UserMask").UserMask;
var User = require("./../user/User").User;
var Confidential = require("./../confidentiality_encryption/Confidential").Confidential;
var Q = require("q");
var Connection = require("./../corpus/Connection").Connection;
// var md5 = require("md5");
var bcrypt = require("bcryptjs");
// console.log(bcrypt.hashSync("phoneme", "$2a$10$UsUudKMbgfBQzn5SDYWyFe"));
/**
* @class The Authentication Model handles login and logout and
* authentication locally or remotely. *
*
* @property {User} user The user is a User object (User, Bot or Consultant)
* which is logged in and viewing the app with that user's
* perspective. To check whether some data is
* public/viewable/editable the app.user should be used to verify
* the permissions. If no user is logged in a special user
* "public" is logged in and used to calculate permissions.
*
* @extends FieldDBObject
* @tutorial tests/authentication/AuthenticationTest.js
*/
var Authentication = function Authentication(options) {
Eif (!this._fieldDBtype) {
this._fieldDBtype = "Authentication";
}
this.debug("Constructing a Authentication " + options);
var self = this;
this.loading = true;
var deferred = new Q.defer();
this.resumingSessionPromise = deferred.promise;
Database.prototype.resumeAuthenticationSession().then(function(user) {
CORS.application = FieldDBObject.application;
self.loading = false;
self.debug(user);
self.user = user;
self.user.fetch();
if (self.user._rev) {
self.user.authenticated = true;
self.dispatchEvent("authenticateSuccess");
deferred.resolve(self.user);
} else {
self.user.authenticated = false;
self.dispatchEvent("authenticateMustConfirmIdentity");
deferred.reject({
status: 401,
userFriendlyErrors: ["Please login."]
});
}
// if (sessionInfo.ok && sessionInfo.userCtx.name) {
// selfauthentication.user.username = sessionInfo.userCtx.name;
// selfauthentication.user.roles = sessionInfo.userCtx.roles;
// processUserDetails(selfauthentication.user);
// } else {
// if (window.location.pathname.indexOf("welcome") < 0 && window.location.pathname.indexOf("bienvenu") < 0) {
// $scope.$apply(function() {
// // $location.path(selfbasePathname + "/#/welcome/", false);
// window.location.replace(selfbasePathname + "/#/welcome");
// });
// }
// }
return self.user;
}, function(error) {
// Wait and see if a login call is coming...
Q.nextTick(function() {
if (self.loggingIn) {
deferred.resolve(self.user);
return;
}
self.loading = false;
self.warn("Unable to resume login " + error.userFriendlyErrors.join(" "));
Iif (error.status === 401) {
self.dispatchEvent("authenticateMustConfirmIdentity");
} else {
// error.userFriendlyErrors = ["Unable to resume session, are you sure you're not offline?"];
self.error = error.userFriendlyErrors.join(" ");
// self.dispatchEvent("authenticateMustConfirmIdentity");
}
self.render();
deferred.reject(error);
});
return error;
}).fail(function(error) {
console.error(error.stack, self);
deferred.reject(error);
return error;
});
FieldDBObject.apply(this, arguments);
};
Authentication.prototype = Object.create(FieldDBObject.prototype, /** @lends Authentication.prototype */ {
constructor: {
value: Authentication
},
// Internal models: used by the parse function
INTERNAL_MODELS: {
value: {
user: User,
confidential: Confidential
}
},
dispatchEvent: {
value: function(eventChannelName, reason) {
try {
Iif (this.eventDispatcher && typeof this.eventDispatcher.trigger === "function") {
this.eventDispatcher.trigger(eventChannelName, reason);
} else {
this.eventDispatcher = this.eventDispatcher || document;
var event = this.eventDispatcher.createEvent("Event");
event.initEvent(eventChannelName, true, true);
this.eventDispatcher.dispatchEvent(event);
}
} catch (e) {
this.warn("Cant dispatch event " + eventChannelName + " the document element isn't available.");
this.debug(" error ", e);
}
}
},
/**
* Contacts local or remote server to verify the username and password
* provided in the user object. Upon success, calls the callback with the
* user.
*
* @param user A user object to verify against the authentication database
* @param callback A callback to call upon sucess.
*/
login: {
value: function(loginDetails) {
var deferred = Q.defer(),
self = this;
Iif (this.whenLoggedIn) {
return this.whenLoggedIn;
}
this.whenLoggedIn = deferred.promise;
var dataToPost = {};
dataToPost.username = loginDetails.username;
dataToPost.password = loginDetails.password;
dataToPost.authUrl = loginDetails.authUrl;
dataToPost.connection = loginDetails.connection;
Eif (!loginDetails.syncUserDetails) {
//if the same user is re-authenticating, include their details to sync to the server.
var tempUser = new User(loginDetails);
tempUser.fetch();
Iif (tempUser._rev && tempUser.username !== "public" && !tempUser.fetching && !tempUser.loading && tempUser.lastSyncWithServer) {
dataToPost.syncDetails = "true";
dataToPost.syncUserDetails = tempUser.toJSON();
tempUser.warn("Backing up tempUser details", dataToPost.syncUserDetails);
delete dataToPost.syncUserDetails._rev;
//TODO what if they log out, when they have change to their private data that hasnt been pushed to the server,
//the server will overwrite their details.
//should we automatically check here, or should we make htem a button
//when they are authetnticated to test if they ahve lost their prefs etc?
}
}
this.error = "";
this.status = "";
this.loading = this.loggingIn = true;
var handleFailedLogin = function(error) {
self.loading = false;
Iif (self.user) {
self.user.authenticated = false;
}
Iif (!error || !error.userFriendlyErrors) {
error.userFriendlyErrors = ["Unknown error. Please report this 2456."];
self.dispatchEvent("authenticateMustConfirmIdentity");
} else {
self.dispatchEvent("authenticateFail", error);
}
error.details = loginDetails;
self.warn("Logging in failed: " + error.status, error.userFriendlyErrors);
self.error = error.userFriendlyErrors.join(" ");
deferred.reject(error);
delete self.whenLoggedIn;
delete self.loggingIn;
};
self.resumingSessionPromise = deferred.promise;
Database.prototype.login(dataToPost)
.then(function(userDetails) {
Iif (!userDetails) {
self.loading = false;
self.dispatchEvent("authenticateMustConfirmIdentity");
deferred.reject({
details: loginDetails,
status: 500,
userFriendlyErrors: ["Unknown error. Please report this 2391."]
});
return;
}
try {
self.user = userDetails;
self.user.lastSyncWithServer = Date.now();
} catch (e) {
console.warn("There was a problem assigning the user. ", e);
}
self.authenticateWithAllCorpusServers(loginDetails).then(function() {
self.loading = false;
self.user.authenticated = true;
self.dispatchEvent("authenticateSuccess");
deferred.resolve(self.user);
}, function() {
self.loading = false;
deferred.resolve(self.user);
}).fail(function(error) {
self.loading = false;
console.error(error.stack, self);
deferred.resolve(self.user);
});
delete self.loggingIn;
}, //end successful login
handleFailedLogin)
.fail(function(error) {
delete self.loggingIn;
console.error(error.stack, self);
handleFailedLogin(error);
});
return this.whenLoggedIn;
}
},
confirmIdentity: {
value: function(loginDetails) {
var deferred = Q.defer(),
self = this;
Iif (!loginDetails || !loginDetails.password) {
Q.nextTick(function() {
deferred.reject({
userFriendlyErrors: ["You must enter your password to confirm your identity."]
});
});
return deferred.promise;
}
Iif (!this.user.username ||
!this.user.authenticated ||
!this.user.lastSyncWithServer ||
!this.user.hash ||
!this.user.salt) {
Q.nextTick(function() {
deferred.reject({
userFriendlyErrors: "You must login first."
});
});
return deferred.promise;
}
try {
loginDetails.password = (loginDetails.password + "").trim();
bcrypt.compare(loginDetails.password, self.user.hash, function(err, confirmed) {
if (confirmed) {
loginDetails.info = ["Verified offline."];
deferred.resolve(loginDetails);
} else {
Iif (err) {
loginDetails.error = err;
loginDetails.userFriendlyErrors = ["This app has errored while trying to confirm your identity. Please report this 2892346."];
} else {
loginDetails.userFriendlyErrors = ["Sorry, this doesn't appear to be you."];
}
deferred.reject(loginDetails);
}
});
} catch (e) {
loginDetails.userFriendlyErrors = ["This app has errored while trying to confirm your identity. Please report this 289234."];
deferred.reject(loginDetails);
}
return deferred.promise;
}
},
authenticateWithAllCorpusServers: {
value: function(loginDetails) {
var deferred = Q.defer(),
self = this,
corpusServersWhichHouseUsersCorpora = [],
promises = [];
Iif ((!this.user.corpora || this.user.corpora.length === 0) && !loginDetails.connection) {
Q.nextTick(function() {
self.bug("You don't have access to any corpora. This is strange.");
deferred.resolve(self.user);
});
return deferred.promise;
}
if (loginDetails.connection) {
corpusServersWhichHouseUsersCorpora.push(loginDetails.connection.corpusUrl);
}
self.debug("loginDetails.connection", loginDetails.connection);
this.user.corpora.map(function(connection) {
var addThisServerIfNotAlreadyThere = function(url) {
var couchdbSessionUrl = url.replace(connection.dbname, "_session");
if (corpusServersWhichHouseUsersCorpora.indexOf(couchdbSessionUrl) === -1) {
corpusServersWhichHouseUsersCorpora.push(couchdbSessionUrl);
}
//old logic from database.
// if (!self.dbname && corpusServersWhichHouseUsersCorpora.indexOf(couchdbSessionUrl) === -1) {
// corpusServersWhichHouseUsersCorpora.push(couchdbSessionUrl);
// } else if (self.dbname && connection.dbname === self.dbname && corpusServersWhichHouseUsersCorpora.indexOf(couchdbSessionUrl) === -1) {
// corpusServersWhichHouseUsersCorpora.push(couchdbSessionUrl);
// }
};
Eif (connection.corpusUrls) {
connection.corpusUrls.map(addThisServerIfNotAlreadyThere);
} else {
addThisServerIfNotAlreadyThere(connection.corpusUrl);
}
});
Iif (corpusServersWhichHouseUsersCorpora.length < 1) {
this.bug("You don't have access to any corpora. This is strange.");
}
this.debug("Requesting session token for all corpora user has access to.");
this.user.roles = [];
for (var corpusUrlIndex = 0; corpusUrlIndex < corpusServersWhichHouseUsersCorpora.length; corpusUrlIndex++) {
promises.push(Database.prototype.login({
authUrl: corpusServersWhichHouseUsersCorpora[corpusUrlIndex],
name: this.user.username,
password: loginDetails.password
}));
}
Q.allSettled(promises).then(function(results) {
var anySucceeded = false;
var errorReason = {};
var allRoles = [];
results.map(function(result) {
self.debug("some roles", result);
if (result.state === "fulfilled" && result.value && result.value.roles) {
allRoles = allRoles.concat(result.value.roles);
anySucceeded = true;
} else {
self.debug("Failed to login to one of the users's corpus servers ", result);
Eif (result.reason && result.reason.status !== undefined) {
errorReason.status = result.reason.status;
}
Eif (result.reason && result.reason.userFriendlyErrors) {
errorReason.userFriendlyErrors = result.reason.userFriendlyErrors;
}
Eif (result.reason && result.reason.details) {
errorReason.details = result.reason.details;
}
}
self.debug("some roles", allRoles);
});
var roles = {};
self.user.roles = [];
allRoles.map(function(role) {
Eif (role && !roles[role]) {
roles[role] = 1;
self.user.roles.push(role);
}
});
if (anySucceeded) {
deferred.resolve(self.user);
} else {
errorReason.all = results;
deferred.reject(errorReason);
}
});
// .then(function(sessionInfo) {
// // self.debug(sessionInfo);
// result.user.roles = sessionInfo.roles;
// deferred.resolve(result.user);
// }, function() {
// self.debug("Failed to login ");
// deferred.reject("Something is wrong.");
// });
return deferred.promise;
}
},
register: {
value: function(options) {
var self = this,
deferred = Q.defer();
this.loading = true;
Database.prototype.register(options).then(function(userDetails) {
self.debug("registration succeeeded, waiting to login ", userDetails);
// self.user = userDetails;
var waitTime = 1000;
var loopExponentialDecayLogin = function(options) {
self.login(options).then(function(results) {
self.debug(" login after registration is complete " + waitTime, results);
deferred.resolve(results);
}, function(error) {
waitTime = waitTime * 2;
error.details = options;
if (waitTime > 60 * 1000) {
deferred.reject(error);
} else {
self.debug(" waiting to login " + waitTime, error);
self.loading = true;
setTimeout(function() {
loopExponentialDecayLogin(options);
}, waitTime);
}
}).fail(
function(error) {
console.error(error.stack, self);
deferred.reject(error);
});
};
loopExponentialDecayLogin(options);
}, function(error) {
self.loading = false;
self.debug("registration failed ", error);
deferred.reject(error);
});
return deferred.promise;
}
},
logout: {
value: function(options) {
var self = this;
this.loading = true;
this.save();
options = options || {};
return Database.prototype.logout(options.url).then(function() {
self.dispatchEvent("logout");
self.loading = false;
if (options && !options.letClientHandleCleanUp) {
self.warn("Reloading the page");
try {
window.location.reload();
} catch (e) {
self.debug("Window is undefined", e);
}
}
});
}
},
/**
* This function parses the server response and injects it into the authentication's user public and user private
*
*/
user: {
get: function() {
return this._user;
},
set: function(value) {
Iif (!value) {
return;
}
var overwriteOrNot;
this.debug("setting user");
// if (!(value instanceof User)) {
// value = new User(value);
// }
if (this._user && this._user.username === value.username) {
Eif (!this._user.rev) {
this.debug("Fetching the user's full details");
this._user.fetch();
}
this.debug("Merging the user", this._user, value);
Eif (!(value instanceof User)) {
value = new User(value);
}
Eif (!this._user._rev) {
overwriteOrNot = "overwrite";
}
this._user.merge("self", value, overwriteOrNot);
} else {
if (!(value instanceof User)) {
value = new User(value);
}
this.debug("Setting the user");
this._user = value;
}
var self = this;
this._user.save().then(function() {
self.debug("Saved user ");
});
this._user.render();
}
},
save: {
value: function() {
return this.user.save();
}
},
/**
* This function uses the quick authentication view to get the user's
* password and authenticate them. The authenticate process brings down the
* user from the server, and also gets their sesson token from couchdb
* before calling the callback.
*
* If there is no quick authentication view it takes them either to the user
* page (in the ChromeApp) or the public user page (in a couchapp) where
* they dont have to have a corpus token to see the data, and log in
*
* @param callback
* a success callback which is called once the user has been backed
* up to the server, and their couchdb session token is ready to be
* used to contact the database.
* @param corpusPouchName
* an optional corpus pouch name to redirect the user to if they
* end up geting kicked out of the corpus page
*/
syncUserWithServer: {
value: function() {
var self = this;
this.todo("will this return a promise.");
return this.renderQuickAuthentication()
.then(function(userinfo) {
self.login(userinfo);
})
.fail(function(error) {
console.error(error.stack, self);
});
}
},
newCorpus: {
value: function(details) {
var deferred = Q.defer(),
self = this;
Q.nextTick(function() {
Iif (!details) {
deferred.reject({
details: details,
userFriendlyErrors: ["This application has errored, please contact us."],
status: 412
});
return;
}
details.authUrl = Database.prototype.deduceAuthUrl(details.authUrl);
Iif (!details.username) {
deferred.reject({
details: details,
userFriendlyErrors: ["Please supply a username."],
status: 412
});
return;
}
if (!details.password) {
deferred.reject({
details: details,
userFriendlyErrors: ["You must enter your password to prove that that this is you."],
status: 412
});
return;
}
details.title = details.title || details.newCorpusTitle;
details.newCorpusTitle = details.title;
if (!details.title) {
deferred.reject({
details: details,
userFriendlyErrors: ["Please supply a title for your new corpus."],
status: 412
});
return;
}
var validateUsername = Connection.validateUsername(details.username);
Iif (validateUsername.changes.length > 0) {
details.username = validateUsername.identifier;
self.warn(" Invalid username ", validateUsername.changes.join("\n "));
deferred.reject({
error: validateUsername,
userFriendlyErrors: validateUsername.changes,
status: 412
});
return;
}
CORS.makeCORSRequest({
type: "POST",
dataType: "json",
url: details.authUrl + "/newcorpus",
data: details
}).then(function(authserverResult) {
self.debug(authserverResult);
if (authserverResult.corpus) {
self.user.corpora.shift(authserverResult.corpus);
self.save();
} else {
if (authserverResult.status > 0 && authserverResult.status < 400 && self.user.corpora && typeof self.user.corpora.find === "function") {
authserverResult.corpus = self.user.corpora.find("dbname", Connection.validateIdentifier(details.newCorpusTitle).identifier, "fuzzy");
if (authserverResult.corpus && authserverResult.corpus.length > 0) {
authserverResult.corpus = authserverResult.corpus[0];
}
}
}
deferred.resolve(authserverResult.corpus);
},
function(reason) {
reason = reason || {};
reason.details = details;
reason.userFriendlyErrors = reason.userFriendlyErrors || ["Unknown error, please report this."];
self.debug(reason);
deferred.reject(reason);
}).fail(
function(error) {
console.error(error.stack, self);
deferred.reject(error);
});
});
return deferred.promise;
}
},
toJSON: {
value: function(includeEvenEmptyAttributes, removeEmptyAttributes) {
this.debug("Customizing toJSON ", includeEvenEmptyAttributes, removeEmptyAttributes);
var attributesNotToJsonify = ["resumingSessionPromise", "eventDispatcher"];
var json = FieldDBObject.prototype.toJSON.apply(this, [includeEvenEmptyAttributes, removeEmptyAttributes, attributesNotToJsonify]);
this.debug(json);
return json;
}
}
});
exports.Authentication = Authentication;
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