/* global __appdir */ const path = require('path') const ExternalBackends = require(path.join(__appdir, 'lib', 'external-backends')) var db = require(path.join(__appdir, 'lib', 'sequelize')) var express = require('express') var router = express.Router() // GET requests. /* * @return: Returns a list of all backends saved in the db. */ router.get('/', (req, res) => { db.backend.findAll({ attributes: ['id', 'name', 'type'] }).then(function (backends) { res.status(200).send(backends) }) }) /* * ?id= * * @return: Returns the information of a backend. */ router.get('/:id', (req, res) => { const id = req.params.id db.backend.findOne({ where: { id: id } }).then(backend => { res.status(200).send({ id: id, name: backend.name, type: backend.type, credentials: backend.credentials }) }) }) /* * ?id= * * @return: Returns a list with all objects of the backend. */ router.get('/:id/objects', (req, res) => { const id = req.params.id db.backend.findOne({ where: { id: id } }).then(backend => { if (backend) { const ba = new ExternalBackends() const instance = ba.getInstance(backend.type) instance.getObjects(backend.credentials).then(result => { res.status(200).send(result) }) } else res.status(500).send({ status: 'INVALID_BACKEND_ID', error: 'The provided backend id is invalid.' }) }) }) /* * ?id= * ?oid= * * @return: Returns information about a given object and all childs. */ router.get('/:id/objects/:oid', (req, res) => { const id = req.params.id const oid = req.params.oid db.backend.findOne({ where: { id: id } }).then(backend => { if (backend) { const ba = new ExternalBackends() const instance = ba.getInstance(backend.type) instance.getObject(backend.credentials, oid).then(result => { res.status(200).send(result) }) } else res.status(500).send({ status: 'INVALID_BACKEND_ID', error: 'The provided backend id is invalid.' }) }) }) /* * ?id= * * @return: Returns a list of all the object types of the given backend. [{id: , title: }, ...] */ router.get('/:id/objecttypes', (req, res) => { const id = req.params.id db.backend.findOne({ where: { id: id } }).then(backend => { const ba = new ExternalBackends() const instance = ba.getInstance(backend.type) instance.getObjectTypes(backend.credentials).then(result => { res.status(200).send(result) }) }) }) /* * ?id=<Backend_ID> * * @return: Returns the sync settings saved in the db. */ router.get('/:id/syncsettings', (req, res) => { const id = req.params.id var types = {} db.backend.findOne({ where: { id: id } }).then(backend => { types.groups = JSON.parse(backend.groupTypes) types.clients = JSON.parse(backend.clientTypes) types.sync = backend.sync res.status(200).send(types) }) }) /* * ?id=<Backend_ID> * * @return: Returns a list of sync types the backend supports. */ router.get('/:id/synctypes', (req, res) => { const id = req.params.id db.backend.findOne({ where: { id: id } }).then(backend => { const ba = new ExternalBackends() const instance = ba.getInstance(backend.type) res.status(200).send(instance.getSyncTypes()) }) }) // POST requests /* * id: <BACKEND_ID> */ router.get('/:id/import', (req, res) => { const id = req.params.id // Get the backend where the objects are importet from. db.backend.findOne({ where: { id: id } }).then(backend => { if (backend) { var endRequest = [] const ba = new ExternalBackends() const instance = ba.getInstance(backend.type) const groups = JSON.parse(backend.groupTypes).map(x => x.id) const clients = JSON.parse(backend.clientTypes).map(x => x.id) // Get a list with all objects in the backend. const objectPromise = new Promise(function (resolve, reject) { resolve(instance.getObjects(backend.credentials)) }) objectPromise.then(result => { // Check for the not implemented exception if (result.status) res.status(501).send(result) // Filter those objects in groups / clients var groupObjects = [] var clientObjects = [] result.objects.filter(obj => { if (groups.find(x => x === obj.type)) groupObjects.push({ id: obj.id, name: obj.title, type: obj.type, typeName: obj.type_title, sysid: obj.sysid }) else if (clients.find(y => y === obj.type)) clientObjects.push({ id: obj.id, name: obj.title, type: obj.type, typeName: obj.type_title, sysid: obj.sysid }) }) var promises = [] var promises2 = [] // Add all groups in the database. groupObjects.forEach(group => { // Insert the group. promises.push(db.group.create({ name: group.name, description: group.typeName }).then(g => { // Insert the backend_x_group relation. promises2.push(backend.addMappedGroups(g, { through: { externalId: group.id, externalType: group.type } })) })) }) // Add all clients in the databse. clientObjects.forEach(client => { // Insert the client. promises.push(db.client.create({ name: client.name, description: client.typeName }).then(c => { // Insert the backend_x_client relation. promises2.push(backend.addMappedClients(c, { through: { externalId: client.id, externalType: client.type } })) })) }) // Wait till all clients / groups are created and all mapping operations are done. Then add childs. Promise.all(promises).then(() => { Promise.all(promises2).then(() => { // Get the backend with all the mapped groups. ! Only groups can have childs ! db.backend.findOne({ where: { id: backend.id }, include: ['mappedGroups'] }).then(b => { var objectData = [] // Put all groups in the array to make a one session call which returns all needed informations. b.mappedGroups.forEach(mGroup => { const mG = mGroup.backend_x_group const eid = mG.externalId const gid = mGroup.id objectData.push({ eid: eid, gid: gid }) }) // Get all the information needed from the backend instance. (For all object ids in the array) var promise = new Promise(function (resolve) { resolve(instance.getDataTree(backend.credentials, objectData)) }) promise.then(data => { // Check for the not implemented exception if (data.status) res.status(501).send(data) data.forEach(obj => { var groupChildsToAdd = [] var clientChildsToAdd = [] var prom = [] // Put all clientChilds in the clientList and all groupChilds in the groupList. obj.childs.forEach(child => { if (groups.find(x => x === child.type)) { // Get the group id out of the externalId. prom.push(db.backend.findOne({ where: { id: backend.id, '$mappedGroups.backend_x_group.externalId$': child.id }, include: ['mappedGroups'] }).then(ba => { // The externalId should only be once in the db. if (ba.mappedGroups.length === 1) { groupChildsToAdd.push(ba.mappedGroups[0].backend_x_group.groupId) } })) } else if (clients.find(x => x === child.type)) { // Get the client id out of the externalId. prom.push(db.backend.findOne({ where: { id: backend.id, '$mappedClients.backend_x_client.externalId$': child.id }, include: ['mappedClients'] }).then(ba => { // The externalId should only be once in the db. if (ba.mappedClients.length === 1) { clientChildsToAdd.push(ba.mappedClients[0].backend_x_client.clientId) } })) } }) // After all the group and client ids are collected. Add them as subgroup / client Promise.all(prom).then(() => { endRequest.push(db.group.findOne({ where: { id: obj.gid } }).then(group => { if (group) { group.addSubgroups(groupChildsToAdd) group.addClients(clientChildsToAdd) } })) }) }) }) }) }) }) // If all requests are fullfilled. End the request. Promise.all(endRequest).then(() => { res.status(200).send({ status: 'SUCCESS' }) }) }) } else res.status(500).send({ status: 'INVALID_BACKEND_ID', error: 'The provided backend id is invalid.' }) }) }) // POST requests /* * id: <BACKEND_ID> * <OR> * name: <BACKEND_NAME> * type: <BACKEND_TYPE> * credentials: <BACKEND_CREDENTIALS> * * If the id is set, the backend in the db ist testet. * Else the backend is postet in the request. */ router.post('/:id/connection', (req, res) => { const id = req.params.id var getBackend = null if (id !== '0') getBackend = db.backend.findOne({ where: { id: id } }) else getBackend = new Promise(resolve => resolve(req.body)) getBackend.then(backend => { // Creating the backend instance and calling the specific checkConnection. const b = new ExternalBackends() const instance = b.getInstance(backend.type) instance.checkConnection(backend.credentials).then(connection => { res.status(200).send({ success: connection.success, error: connection.error }) }) }) }) // PUT requests /* * id: <BACKEND_ID> * name: <BACKEND_NAME> * type: <BACKEND_TYPE> * credentials: <BACKEND_CREDENTIALS> * * Creates or updates the backend. */ router.put('/:id', (req, res) => { const id = req.params.id console.log(id) // Save credentials in the db. const backend = req.body const credentialString = JSON.stringify(backend.credentials) if (id === '0') { // Insert new backend in the db. db.backend.create({ name: backend.name, type: backend.type, credentials: credentialString }) } else { // Update an existing backend in the db. db.backend.update({ name: backend.name, type: backend.type, credentials: credentialString }, { where: { id: id } }) } res.status(200).send('success') }) /* * id: <BACKEND_ID> * groups: <JSON_OF_ASSIGNED_GROUPS> (list of backend types) * clients: <JSON_OF_ASSIGNED_CLIENTS> (list of backend types) * sync: <SYNC_OPTION> * * Saves the group / clients assigned object types in the database and sync type. */ router.put('/:id/syncsettings', (req, res) => { const id = req.params.id const groups = JSON.stringify(req.body.groups) const clients = JSON.stringify(req.body.clients) const sync = req.body.sync db.backend.findOne({ where: { id: id } }).then(backend => { db.backend.update({ groupTypes: groups, clientTypes: clients, sync: sync }, { where: { id: id } }).then(() => { res.status(200).send() }) }) }) // DELETE requests // TODO: /* * id: <BACKEND_ID> * * Deletes the backend to the given id. */ router.post('/delete', (req, res) => { const backendIds = req.body.id db.backend.destroy({ where: { id: backendIds } }).then(function () { res.status(200).send('success') }) }) module.exports.router = router