1. 'use strict';
2.  
3. var express = require('express'),
4.     cors = require('cors'),
5.     nconf = require('nconf'),
6.     fs = require('fs'),
7.     bodyParser = require('body-parser'),
8.     cookieParser = require('cookie-parser'),
9.     morgan = require('morgan'),
10.     app = express();
11.  
12. // ===========================================
13. // Config
14. // ===========================================
15.  
16. process.env.NODE_TLS_REJECT_UNAUTHORIZED = '0';
17.  
18. // Set default node environment to development
19. process.env.NODE_ENV = process.env.NODE_ENV || 'development';
20.  
21. // optional config for developer convenience
22. var localConfigFile = __dirname + '/config/config-local.json';
23. if (fs.existsSync(localConfigFile)) {
24.     var overrides = JSON.parse(fs.readFileSync(localConfigFile));
25.     nconf.overrides(overrides);
26.     console.log('::LOCAL:: found config overrides in config-local.json!!');
27. }
28.  
29. nconf.argv().env();
30.  
31. var configFile = __dirname + '/config/config-' + nconf.get('NODE_ENV') + '.json';
32. var logConfigFile = __dirname + '/config/log-config-' + nconf.get('NODE_ENV') + '.json';
33.  
34. if (fs.existsSync(configFile)) {
35.     nconf.file('config', configFile);
36. } else {
37.     console.error('Missing environment config file', configFile);
38. }
39.  
40. if (fs.existsSync(logConfigFile)) {
41.     nconf.file('logConfig', logConfigFile);
42. } else {
43.     console.error('Missing environment log config file', logConfigFile);
44. }
45.  
46. console.log('Auth Gateway');
47. console.log('- running in [', nconf.get('NODE_ENV'), '] mode');
48.  
49. nconf.defaults({
50.     port: 3000,
51.     auth_cache_timeout: 3600
52. });
53.  
54. // Logging
55. var logger = require('./src/utils/logger'),
56.     httpLogger = logger.loggers.get('http');
57. if (!httpLogger) {
58.     httpLogger = logger;
59. }
60.  
61. app.use(bodyParser.json()); // support json encoded bodies
62. app.use(bodyParser.urlencoded({ extended: true })); // support encoded bodies
63. app.use(cookieParser());
64. app.use(cors());
65.  
66. // Express Logging
67. var skipFunction,
68.     logFormat = nconf.get('access_log:format'),
69.     skipConfigCode = nconf.get('access_log:skip_statusCode_less_than'),
70.     accessLogStream = {
71.         write: function(message) {httpLogger.info(message);}
72.     };
73. if (skipConfigCode) {
74.     skipFunction = function(req, res) { return res.statusCode < skipConfigCode; };
75. } else {
76.     skipFunction = false;
77. }
78. app.use(morgan(logFormat, {
79.         stream: accessLogStream,
80.         skip: skipFunction
81.     }
82. ));
83.  
84. // Disable cache for all REST calls
85. app.use(function(req, res, next) {
86.     res.setHeader('Cache-Control', 'max-age=0, no-cache, no-store');
87.     return next();
88. });
89. app.set('etag', false);
90.  
91. // Routers
92. var sapiRouter = express.Router();
93. app.use('/sapi', sapiRouter);
94.  
95. //Swagger documentation
96. if (nconf.get('swaggerDocsEnabled')) {
97.     var swaggerTools = require('swagger-tools'),
98.         swaggerDocs = require('./src/docs/swaggerDoc.json'),
99.         swagger = require('./src/utils/swagger');
100.  
101.     if (nconf.get('webapp_url').indexOf('//') > -1) {
102.         swaggerDocs.host = nconf.get('webapp_url').split('//')[1];
103.     } else {
104.         swaggerDocs.host = nconf.get('webapp_url');
105.     }
106.     swaggerDocs.info.contact.url = nconf.get('webapp_url');
107.  
108.     swagger.validate(swaggerDocs);
109.  
110.     swaggerTools.initializeMiddleware(swaggerDocs, function(middleware) {
111.  
112.         // Interpret Swagger resources and attach metadata to request - must be first in swagger-tools middleware chain
113.         sapiRouter.use(middleware.swaggerMetadata());
114.  
115.         // Validate Swagger requests
116.         sapiRouter.use(middleware.swaggerValidator());
117.  
118.         // Serve the Swagger documents and Swagger UI
119.         sapiRouter.use(middleware.swaggerUi());
120.         logger.info('To access Swagger: ', nconf.get('webapp_url'), '/docs');
121.     });
122. }
123.  
124. sapiRouter.get('/version', function(req, res) {
125.     res.sendFile('version.txt', { root: __dirname });
126. });
127.  
128. var sasRouter = require('./src/sas/assignmentServiceToken.ctrl')(express.Router());
129. sapiRouter.use('/sas', sasRouter);
130.  
131. var notebookRouter = require('./src/notebook/notebookToken.ctrl')(express.Router());
132. sapiRouter.use('/notebook', notebookRouter);
133.  
134. var accountRouter = require('./src/account/account.ctrl')(express.Router());
135. sapiRouter.use('/account', accountRouter);
136.  
137. var lrsRouter = require('./src/lrs/lrs.ctrl')(express.Router());
138. sapiRouter.use('/lrs', lrsRouter);
139.  
140. var syncGatewayRouter = require('./src/sync-gateway/syncGatewaySession.ctrl')(express.Router());
141. sapiRouter.use('/sync-gateway', syncGatewayRouter);
142.  
143. var bookshelfRouter = require('./src/bookshelf/bookshelf.ctrl')(express.Router());
144. sapiRouter.use('/bookshelf', bookshelfRouter);
145.  
146. var booksRouter = require('./src/books/books.ctrl')(express.Router());
147. sapiRouter.use('/books', booksRouter);
148.  
149. var contentIndexRouter = require('./src/content-index/ciToken.ctrl')(express.Router());
150. sapiRouter.use('/ccci', contentIndexRouter);
151.  
152. // Server
153. var server = app.listen(nconf.get('port'), function() {
154.     var port = server.address().port;
155.     logger.info('listening on port %d', port);
156.  
157.     app.get('/*', function(req, res, next) {
158.         var excludes = ['/docs', '/api-docs'];
159.         if (excludes.some(function(path) {
160.                 return req.path.startsWith(path);
161.             })) {
162.             return next();
163.         } else {
164.             res.sendFile('./src/index.html', {root: __dirname});
165.         }
166.     });
167.  
168.     app.post('*', function(req, res) {
169.         res.sendFile('./src/index.html', { root: __dirname });
170.     });
171.  
172. });
173.