moved all sources to src directory

src/services/auth.js

@@ -0,0 +1,82 @@
+"use strict";
+
+const migration = require('./migration');
+const sql = require('./sql');
+const utils = require('./utils');
+
+async function checkAuth(req, res, next) {
+    if (!await sql.isUserInitialized()) {
+        res.redirect("setup");
+    }
+    else if (!req.session.loggedIn && !utils.isElectron()) {
+        res.redirect("login");
+    }
+    else if (!await sql.isDbUpToDate()) {
+        res.redirect("migration");
+    }
+    else {
+        next();
+    }
+}
+
+async function checkAuthForMigrationPage(req, res, next) {
+    if (!req.session.loggedIn && !utils.isElectron()) {
+        res.redirect("login");
+    }
+    else {
+        next();
+    }
+}
+
+// for electron things which need network stuff
+// currently we're doing that for file upload because handling form data seems to be difficult
+async function checkApiAuthOrElectron(req, res, next) {
+    if (!req.session.loggedIn && !utils.isElectron()) {
+        res.status(401).send("Not authorized");
+    }
+    else if (await sql.isDbUpToDate()) {
+        next();
+    }
+    else {
+        res.status(409).send("Mismatched app versions"); // need better response than that
+    }
+}
+
+async function checkApiAuth(req, res, next) {
+    if (!req.session.loggedIn) {
+        res.status(401).send("Not authorized");
+    }
+    else if (await sql.isDbUpToDate()) {
+        next();
+    }
+    else {
+        res.status(409).send("Mismatched app versions"); // need better response than that
+    }
+}
+
+async function checkApiAuthForMigrationPage(req, res, next) {
+    if (!req.session.loggedIn) {
+        res.status(401).send("Not authorized");
+    }
+    else {
+        next();
+    }
+}
+
+async function checkAppNotInitialized(req, res, next) {
+    if (await sql.isUserInitialized()) {
+        res.status(400).send("App already initialized.");
+    }
+    else {
+        next();
+    }
+}
+
+module.exports = {
+    checkAuth,
+    checkAuthForMigrationPage,
+    checkApiAuth,
+    checkApiAuthForMigrationPage,
+    checkAppNotInitialized,
+    checkApiAuthOrElectron
+};