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gemtc.js
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gemtc.js
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'use strict';
var appEnvironmentSettings = {
googleKey: process.env.GEMTC_GOOGLE_KEY,
googleSecret: process.env.GEMTC_GOOGLE_SECRET,
host: process.env.GEMTC_HOST
};
var express = require('express');
var session = require('express-session');
var helmet = require('helmet');
var bodyparser = require('body-parser');
var _ = require('lodash');
var csurf = require('csurf');
var httpStatus = require('http-status-codes');
var dbUtil = require('./standalone-app/dbUtil');
var db = require('./standalone-app/db')(dbUtil.connectionConfig);
var loginUtils = require('./standalone-app/loginUtils');
var signin = require('signin')(db, appEnvironmentSettings);
var AnalysisRepository = require('./standalone-app/analysisRepository');
var rightsManagement = require('rights-management')();
var analysisRouter = require('./standalone-app/analysisRouter');
var modelRouter = require('./standalone-app/modelRouter');
var mcdaPataviTaskRouter = require('./standalone-app/mcdaPataviTaskRouter');
var errorHandler = require('./standalone-app/errorHandler');
var logger = require('./standalone-app/logger');
var StartupDiagnostics = require('startup-diagnostics')(db, logger, 'GeMTC');
function rightsCallback(response, next, userId, error, workspace) {
if (error) {
next(error);
} else if (workspace.owner !== userId) {
response.status(403).send('Insufficient user rights');
} else {
next();
}
}
var app = express();
logger.info('Start Gemtc stand-alone app');
app.use(helmet());
app.use(bodyparser.json({ limit: '5mb' }));
StartupDiagnostics.runStartupDiagnostics((errorBody) => {
if (errorBody) {
initError(errorBody);
} else {
initApp();
}
});
function initApp() {
var authenticationMethod = process.env.GEMTC_AUTHENTICATION_METHOD;
setRequiredRights();
var sessionOptions = {
store: new (require('connect-pg-simple')(session))({
conString: dbUtil.gemtcDBUrl,
}),
secret: process.env.GEMTC_COOKIE_SECRET,
resave: true,
proxy: process.env.GEMTC_USE_PROXY,
rolling: true,
saveUninitialized: true,
cookie: {
maxAge: 60 * 60 * 1000, // 1 hour
secure: false
}
};
app.use(session(sessionOptions));
switch (authenticationMethod) {
case 'LOCAL':
signin.useLocalLogin(app);
break;
default:
authenticationMethod = 'GOOGLE';
signin.useGoogleLogin(app);
}
logger.info('Authentication method: ' + authenticationMethod);
app.get('/logout', function(req, res) {
req.session.destroy(function() {
res.redirect('/');
});
});
app.use(csurf());
app.get('/', function(req, res) {
if (req.isAuthenticated()) {
res.sendFile(__dirname + '/dist/index.html');
} else {
res.sendFile(__dirname + '/dist/signin.html');
}
});
app.use(express.static('public'));
app.use(express.static('dist'));
app.get('/lexicon.json', function(req, res) {
res.sendFile(__dirname + '/app/lexicon.json');
});
app.use('/css/fonts', express.static('./dist/fonts'));
app.use(loginUtils.setXSRFTokenMiddleware);
app.all('*', loginUtils.securityMiddleware);
app.use('/user', function(req, res) {
res.json(_.omit(req.user, ['username', 'id', 'password']));
});
app.use(rightsManagement.expressMiddleware);
app.use('/patavi', mcdaPataviTaskRouter);
app.use('/analyses', analysisRouter);
app.use('/analyses/:analysisId/models', modelRouter);
app.use(function(error, req, res, next) {
if (res.headersSent) {
return next(error);
}
if (error && error.type === signin.SIGNIN_ERROR) {
res.status(401).send('login failed');
} else {
next(error);
}
});
app.use(errorHandler);
app.listen(3001);
}
function initError(errorBody) {
app.get('*', function(req, res) {
res.status(httpStatus.INTERNAL_SERVER_ERROR)
.set('Content-Type', 'text/html')
.send(errorBody);
});
app.listen(3001, function() {
logger.error('Access the diagnostics summary at http://localhost:3001');
});
}
function setRequiredRights() {
rightsManagement.setRequiredRights([
makeRights('/patavi', 'POST', 'none'),
makeRights('/analyses', 'GET', 'none'),
makeRights('/analyses', 'POST', 'none'),
makeRights('/analyses/:analysisId', 'GET', 'read', ownerRightsNeeded),
makeRights('/analyses/:analysisId', 'DELETE', 'owner', ownerRightsNeeded),
makeRights('/analyses/:analysisId/problem', 'GET', 'read', ownerRightsNeeded),
makeRights('/analyses/:analysisId/setPrimaryModel', 'POST', 'write', ownerRightsNeeded),
makeRights('/analyses/:analysisId/setTitle', 'PUT', 'write', ownerRightsNeeded),
makeRights('/analyses/:analysisId/setOutcome', 'PUT', 'write', ownerRightsNeeded),
makeRights('/analyses/:analysisId/setProblem', 'PUT', 'write', ownerRightsNeeded),
makeRights('/analyses/:analysisId/models', 'GET', 'read', ownerRightsNeeded),
makeRights('/analyses/:analysisId/models', 'POST', 'write', ownerRightsNeeded),
makeRights('/analyses/:analysisId/models/:modelId', 'GET', 'read', ownerRightsNeeded),
makeRights('/analyses/:analysisId/models/:modelId', 'POST', 'write', ownerRightsNeeded),
makeRights('/analyses/:analysisId/models/:modelId', 'DELETE', 'owner', ownerRightsNeeded),
makeRights('/analyses/:analysisId/models/:modelId/task', 'GET', 'read', ownerRightsNeeded),
makeRights('/analyses/:analysisId/models/:modelId/result', 'GET', 'read', ownerRightsNeeded),
makeRights('/analyses/:analysisId/models/:modelId/baseline', 'GET', 'read', ownerRightsNeeded),
makeRights('/analyses/:analysisId/models/:modelId/setTitle', 'PUT', 'write', ownerRightsNeeded),
makeRights('/analyses/:analysisId/models/:modelId/setSensitivity', 'PUT', 'write', ownerRightsNeeded),
makeRights('/analyses/:analysisId/models/:modelId/baseline', 'PUT', 'write', ownerRightsNeeded),
makeRights('/analyses/:analysisId/models/:modelId/attributes', 'POST', 'write', ownerRightsNeeded),
makeRights('/analyses/:analysisId/models/:modelId/funnelPlots', 'GET', 'read', ownerRightsNeeded),
makeRights('/analyses/:analysisId/models/:modelId/funnelPlots', 'POST', 'write', ownerRightsNeeded),
makeRights('/analyses/:analysisId/models/:modelId/funnelPlots/:plotId', 'GET', 'read', ownerRightsNeeded)
]);
}
function ownerRightsNeeded(response, next, workspaceId, userId) {
AnalysisRepository.get(workspaceId, _.partial(rightsCallback, response, next, userId));
}
function makeRights(path, method, requiredRight, checkRights) {
return {
path: path,
method: method,
requiredRight: requiredRight,
checkRights: checkRights
};
}