86 lines
3.1 KiB
JavaScript
86 lines
3.1 KiB
JavaScript
const layergroupToken = require('../../middleware/layergroup-token');
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const cleanUpQueryParams = require('../../middleware/clean-up-query-params');
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const credentials = require('../../middleware/credentials');
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const dbConnSetup = require('../../middleware/db-conn-setup');
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const authorize = require('../../middleware/authorize');
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const rateLimit = require('../../middleware/rate-limit');
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const { RATE_LIMIT_ENDPOINTS_GROUPS } = rateLimit;
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const createMapStoreMapConfigProvider = require('./middlewares/map-store-map-config-provider');
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const cacheControlHeader = require('../../middleware/cache-control-header');
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const cacheChannelHeader = require('../../middleware/cache-channel-header');
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const surrogateKeyHeader = require('../../middleware/surrogate-key-header');
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const lastModifiedHeader = require('../../middleware/last-modified-header');
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module.exports = class AttributesLayergroupController {
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constructor (
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attributesBackend,
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pgConnection,
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mapStore,
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userLimitsApi,
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layergroupAffectedTablesCache,
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authApi,
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surrogateKeysCache
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) {
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this.attributesBackend = attributesBackend;
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this.pgConnection = pgConnection;
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this.mapStore = mapStore;
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this.userLimitsApi = userLimitsApi;
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this.layergroupAffectedTablesCache = layergroupAffectedTablesCache;
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this.authApi = authApi;
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this.surrogateKeysCache = surrogateKeysCache;
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}
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register (mapRouter) {
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mapRouter.get(
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`/:token/:layer/attributes/:fid`,
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layergroupToken(),
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credentials(),
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authorize(this.authApi),
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dbConnSetup(this.pgConnection),
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rateLimit(this.userLimitsApi, RATE_LIMIT_ENDPOINTS_GROUPS.ATTRIBUTES),
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cleanUpQueryParams(),
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createMapStoreMapConfigProvider(
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this.mapStore,
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this.userLimitsApi,
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this.pgConnection,
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this.layergroupAffectedTablesCache
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),
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getFeatureAttributes(this.attributesBackend),
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cacheControlHeader(),
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cacheChannelHeader(),
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surrogateKeyHeader({ surrogateKeysCache: this.surrogateKeysCache }),
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lastModifiedHeader()
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);
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}
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};
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function getFeatureAttributes (attributesBackend) {
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return function getFeatureAttributesMiddleware (req, res, next) {
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req.profiler.start('windshaft.maplayer_attribute');
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const { mapConfigProvider } = res.locals;
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const { token } = res.locals;
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const { dbuser, dbname, dbpassword, dbhost, dbport } = res.locals;
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const { layer, fid } = req.params;
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const params = {
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token,
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dbuser, dbname, dbpassword, dbhost, dbport,
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layer, fid
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};
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attributesBackend.getFeatureAttributes(mapConfigProvider, params, false, (err, tile, stats = {}) => {
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req.profiler.add(stats);
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if (err) {
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err.label = 'GET ATTRIBUTES';
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return next(err);
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}
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res.body = tile;
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next();
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});
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};
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}
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