Simplify folder structure
This commit is contained in:
Daniel García Aubert
@@ -0,0 +1,224 @@
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'use strict';
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const windshaft = require('windshaft');
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const MapConfig = windshaft.model.MapConfig;
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const Datasource = windshaft.model.Datasource;
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const cleanUpQueryParams = require('../middlewares/clean-up-query-params');
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const credentials = require('../middlewares/credentials');
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const dbConnSetup = require('../middlewares/db-conn-setup');
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const authorize = require('../middlewares/authorize');
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const initProfiler = require('../middlewares/init-profiler');
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const checkJsonContentType = require('../middlewares/check-json-content-type');
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const incrementMapViewCount = require('../middlewares/increment-map-view-count');
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const augmentLayergroupData = require('../middlewares/augment-layergroup-data');
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const cacheControlHeader = require('../middlewares/cache-control-header');
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const cacheChannelHeader = require('../middlewares/cache-channel-header');
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const surrogateKeyHeader = require('../middlewares/surrogate-key-header');
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const lastModifiedHeader = require('../middlewares/last-modified-header');
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const lastUpdatedTimeLayergroup = require('../middlewares/last-updated-time-layergroup');
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const layerStats = require('../middlewares/layer-stats');
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const layergroupIdHeader = require('../middlewares/layergroup-id-header');
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const layergroupMetadata = require('../middlewares/layergroup-metadata');
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const mapError = require('../middlewares/map-error');
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const CreateLayergroupMapConfigProvider = require('../../models/mapconfig/provider/create-layergroup-provider');
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const rateLimit = require('../middlewares/rate-limit');
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const { RATE_LIMIT_ENDPOINTS_GROUPS } = rateLimit;
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module.exports = class AnonymousMapController {
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/**
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* @param {AuthBackend} authBackend
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* @param {PgConnection} pgConnection
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* @param {TemplateMaps} templateMaps
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* @param {MapBackend} mapBackend
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* @param metadataBackend
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* @param {SurrogateKeysCache} surrogateKeysCache
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* @param {UserLimitsBackend} userLimitsBackend
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* @param {LayergroupAffectedTables} layergroupAffectedTables
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* @param {MapConfigAdapter} mapConfigAdapter
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* @param {StatsBackend} statsBackend
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* @constructor
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*/
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constructor (
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pgConnection,
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templateMaps,
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mapBackend,
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metadataBackend,
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surrogateKeysCache,
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userLimitsBackend,
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layergroupAffectedTables,
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mapConfigAdapter,
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statsBackend,
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authBackend,
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layergroupMetadata
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) {
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this.pgConnection = pgConnection;
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this.templateMaps = templateMaps;
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this.mapBackend = mapBackend;
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this.metadataBackend = metadataBackend;
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this.surrogateKeysCache = surrogateKeysCache;
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this.userLimitsBackend = userLimitsBackend;
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this.layergroupAffectedTables = layergroupAffectedTables;
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this.mapConfigAdapter = mapConfigAdapter;
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this.statsBackend = statsBackend;
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this.authBackend = authBackend;
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this.layergroupMetadata = layergroupMetadata;
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}
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route (mapRouter) {
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mapRouter.options('/');
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mapRouter.get('/', this.middlewares());
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mapRouter.post('/', this.middlewares());
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}
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middlewares () {
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const isTemplateInstantiation = false;
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const useTemplateHash = false;
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const includeQuery = true;
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const label = 'ANONYMOUS LAYERGROUP';
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const addContext = true;
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return [
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credentials(),
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authorize(this.authBackend),
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dbConnSetup(this.pgConnection),
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rateLimit(this.userLimitsBackend, RATE_LIMIT_ENDPOINTS_GROUPS.ANONYMOUS),
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cleanUpQueryParams(['aggregation']),
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initProfiler(isTemplateInstantiation),
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checkJsonContentType(),
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checkCreateLayergroup(),
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prepareAdapterMapConfig(this.mapConfigAdapter),
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createLayergroup (
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this.mapBackend,
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this.userLimitsBackend,
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this.pgConnection,
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this.layergroupAffectedTables
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),
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incrementMapViewCount(this.metadataBackend),
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augmentLayergroupData(),
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cacheControlHeader({ ttl: global.environment.varnish.layergroupTtl || 86400, revalidate: true }),
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cacheChannelHeader(),
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surrogateKeyHeader({ surrogateKeysCache: this.surrogateKeysCache }),
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lastModifiedHeader(),
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lastUpdatedTimeLayergroup(),
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layerStats(this.pgConnection, this.statsBackend),
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layergroupIdHeader(this.templateMaps, useTemplateHash),
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layergroupMetadata(this.layergroupMetadata, includeQuery),
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mapError({ label, addContext })
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];
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}
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};
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function checkCreateLayergroup () {
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return function checkCreateLayergroupMiddleware (req, res, next) {
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if (req.method === 'GET') {
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const { config } = req.query;
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if (!config) {
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return next(new Error('layergroup GET needs a "config" parameter'));
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}
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try {
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req.body = JSON.parse(config);
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} catch (err) {
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return next(err);
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}
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}
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req.profiler.done('checkCreateLayergroup');
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return next();
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};
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}
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function prepareAdapterMapConfig (mapConfigAdapter) {
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return function prepareAdapterMapConfigMiddleware(req, res, next) {
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const requestMapConfig = req.body;
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const { user, api_key } = res.locals;
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const { dbuser, dbname, dbpassword, dbhost, dbport } = res.locals;
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const params = Object.assign({ dbuser, dbname, dbpassword, dbhost, dbport }, req.query);
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const context = {
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analysisConfiguration: {
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user,
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db: {
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host: dbhost,
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port: dbport,
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dbname: dbname,
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user: dbuser,
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pass: dbpassword
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},
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batch: {
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username: user,
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apiKey: api_key
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}
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}
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};
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mapConfigAdapter.getMapConfig(user,
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requestMapConfig,
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params,
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context,
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(err, requestMapConfig, stats = { overviewsAddedToMapconfig : false }) => {
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req.profiler.done('anonymous.getMapConfig');
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stats.mapType = 'anonymous';
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req.profiler.add(stats);
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if (err) {
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return next(err);
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}
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req.body = requestMapConfig;
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res.locals.context = context;
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next();
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});
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};
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}
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function createLayergroup (mapBackend, userLimitsBackend, pgConnection, affectedTablesCache) {
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return function createLayergroupMiddleware (req, res, next) {
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const requestMapConfig = req.body;
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const { context } = res.locals;
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const { user, cache_buster, api_key } = res.locals;
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const { dbuser, dbname, dbpassword, dbhost, dbport } = res.locals;
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const params = {
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cache_buster, api_key,
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dbuser, dbname, dbpassword, dbhost, dbport
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};
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const datasource = context.datasource || Datasource.EmptyDatasource();
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const mapConfig = new MapConfig(requestMapConfig, datasource);
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const mapConfigProvider = new CreateLayergroupMapConfigProvider(
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mapConfig,
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user,
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userLimitsBackend,
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pgConnection,
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affectedTablesCache,
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params
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);
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res.locals.mapConfig = mapConfig;
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res.locals.analysesResults = context.analysesResults;
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const mapParams = { dbuser, dbname, dbpassword, dbhost, dbport };
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mapBackend.createLayergroup(mapConfig, mapParams, mapConfigProvider, (err, layergroup, stats = {}) => {
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req.profiler.add(stats);
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if (err) {
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return next(err);
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}
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res.statusCode = 200;
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res.body = layergroup;
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res.locals.mapConfigProvider = mapConfigProvider;
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next();
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});
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};
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}
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