initial commit

.gitignore

+node_modules
+config/dbconfig.json
+public/files
\ No newline at end of file

config/dbconfig.example.json

+{
+    "host": "host.example.com",
+    "user": "dbuser",
+    "password": "dbpassword",
+    "database": "dbname",
+    "ssl": true,
+    "port": 5432,
+    "max": 20,
+    "idleTimeoutMillis": 30000,
+    "connectionTimeoutMillis": 2000
+}
\ No newline at end of file

config/pgserver.json

+{
+    "port": 8090
+}
\ No newline at end of file

login.js

+function login(app) {
+
+/**
+ * @swagger
+ *
+ * /login:
+ *   post:
+ *     description: Login to the application
+ *     produces:
+ *       - application/json
+ *     parameters:
+ *       - name: username
+ *         description: Username to use for login.
+ *         in: formData
+ *         required: true
+ *         type: string
+ *       - name: password
+ *         description: User's password.
+ *         in: formData
+ *         required: true
+ *         type: string
+ *     responses:
+ *       200:
+ *         description: login
+ */
+app.post('/login', (req, res) => {
+    // Your implementation comes here ...
+  });
+app.get('/login', (req, res) => {
+  res.json({result:"ok"})
+});
+}
+module.exports = login
\ No newline at end of file

mvt.js

+const sm = require('@mapbox/sphericalmercator');
+const fs = require('fs');
+const {Pool} = require('pg');
+const fsPromises = fs.promises;
+const path = require('path');
+const merc = new sm({
+  size: 256
+})
+
+const dbconfig = require('./config/dbconfig.json');
+
+const pool = new Pool(dbconfig);
+
+pool.connect();
+
+// route query
+const sql = (params, query) => {
+    let bounds = merc.bbox(params.x, params.y, params.z, false, '900913')
+  
+    return `
+    SELECT 
+      ST_AsMVT(q, '${params.table}', 4096, 'geom')
+    
+    FROM (
+      SELECT
+        ${query.columns ? `${query.columns},` : ''}
+        ST_AsMVTGeom(
+          ST_Transform(${query.geom_column}, 3857),
+          ST_MakeBox2D(ST_Point(${bounds[0]}, ${bounds[1]}), ST_Point(${
+      bounds[2]
+    }, ${bounds[3]}))
+        ) geom
+  
+      FROM (
+        SELECT
+          ${query.columns ? `${query.columns},` : ''}
+          ${query.geom_column},
+          srid
+        FROM 
+          ${params.table},
+          (SELECT ST_SRID(${query.geom_column}) AS srid FROM ${
+      params.table
+    } LIMIT 1) a
+          
+        WHERE       
+          ST_transform(
+            ST_MakeEnvelope(${bounds.join()}, 3857), 
+            srid
+          ) && 
+          ${query.geom_column}
+  
+          -- Optional Filter
+          ${query.filter ? `AND ${query.filter}` : ''}
+      ) r
+  
+    ) q
+    `
+  }
+  
+
+// TODO add flat-cache
+
+module.exports = function(app) {
+ /**
+ * @swagger
+ *
+ * /data/{datasource}/mvt/{z}/{x}/{y}?columns={columns}:
+ *   get:
+ *     description: get mapbox vector tile (mvt)
+ *     produces:
+ *       - application/x-protobuf
+ *     parameters:
+ *       - name: datasource
+ *         description: name of postgis datasource 
+ *         in: path
+ *         required: true
+ *         type: string
+ *       - name: z
+ *         description: zoom level of tile
+ *         in: path
+ *         required: true
+ *         type: number
+ *       - name: x
+ *         description: x value (column number) of tile
+ *         in: path
+ *         required: true
+ *         type: number
+ *       - name: y
+ *         description: y value (row number) of tile
+ *         in: path
+ *         required: true
+ *         type: number
+ *       - name: geom_column
+ *         description: name of geometry column (default 'geom')
+ *         in: query
+ *         default: geom
+ *         required: false
+ *       - name: columns
+ *         description: optional comma seperated list of attribute columns to be added to the mvt geometries
+ *         in: query
+ *         required: false
+ *         type: string
+ *         default: null
+ *         allowEmptyValue: true
+ *     responses:
+ *       200:
+ *         description: vector tile
+ *       204:
+ *         description: no data (empty tile)
+ *       422:
+ *         description: invalid datasource or columnname
+ */
+    app.get('/data/:datasource/mvt/:z/:x/:y', async (req, res)=>{
+        if (!req.query.geom_column) {
+            req.query.geom_column = 'geom';
+        }
+        req.params.table = req.params.datasource;
+        const sqlString = sql(req.params, req.query);
+        console.log(sqlString);
+        try {
+            const result = await pool.query(sqlString);
+            const mvt = result.rows[0].st_asmvt
+            if (mvt.length === 0) {
+                res.status(204)
+            }
+            res.header('Content-Type', 'application/x-protobuf').send(mvt);
+        } catch(err) {
+            console.log(err);
+            switch (err.code) {
+                case '42P01':
+                    err.name = `table ${req.params.table} does not exist`;
+                    break;
+                case '42703':
+                    err.name = `column does not exist`;
+                    break;
+            }
+            res.status(422).json({error:err})
+        }
+    })
+}
\ No newline at end of file

package-lock.json

+{
+  "name": "pgserver",
+  "version": "0.0.0",
+  "lockfileVersion": 1,
+  "requires": true,
+  "dependencies": {
+    "@mapbox/sphericalmercator": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/@mapbox/sphericalmercator/-/sphericalmercator-1.1.0.tgz",
+      "integrity": "sha512-pEsfZyG4OMThlfFQbCte4gegvHUjxXCjz0KZ4Xk8NdOYTQBLflj6U8PL05RPAiuRAMAQNUUKJuL6qYZ5Y4kAWA=="
+    },
+    "accepts": {
+      "version": "1.3.7",
+      "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.7.tgz",
+      "integrity": "sha512-Il80Qs2WjYlJIBNzNkK6KYqlVMTbZLXgHx2oT0pU/fjRHyEp+PEfEPY0R3WCwAGVOtauxh1hOxNgIf5bv7dQpA==",
+      "requires": {
+        "mime-types": "~2.1.24",
+        "negotiator": "0.6.2"
+      }
+    },
+    "argparse": {
+      "version": "1.0.10",
+      "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
+      "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==",
+      "requires": {
+        "sprintf-js": "~1.0.2"
+      }
+    },
+    "array-flatten": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz",
+      "integrity": "sha1-ml9pkFGx5wczKPKgCJaLZOopVdI="
+    },
+    "balanced-match": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.0.tgz",
+      "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c="
+    },
+    "basic-auth": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/basic-auth/-/basic-auth-2.0.1.tgz",
+      "integrity": "sha512-NF+epuEdnUYVlGuhaxbbq+dvJttwLnGY+YixlXlME5KpQ5W3CnXA5cVTneY3SPbPDRkcjMbifrwmFYcClgOZeg==",
+      "requires": {
+        "safe-buffer": "5.1.2"
+      }
+    },
+    "body-parser": {
+      "version": "1.19.0",
+      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.19.0.tgz",
+      "integrity": "sha512-dhEPs72UPbDnAQJ9ZKMNTP6ptJaionhP5cBb541nXPlW60Jepo9RV/a4fX4XWW9CuFNK22krhrj1+rgzifNCsw==",
+      "requires": {
+        "bytes": "3.1.0",
+        "content-type": "~1.0.4",
+        "debug": "2.6.9",
+        "depd": "~1.1.2",
+        "http-errors": "1.7.2",
+        "iconv-lite": "0.4.24",
+        "on-finished": "~2.3.0",
+        "qs": "6.7.0",
+        "raw-body": "2.4.0",
+        "type-is": "~1.6.17"
+      }
+    },
+    "brace-expansion": {
+      "version": "1.1.11",
+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
+      "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
+      "requires": {
+        "balanced-match": "^1.0.0",
+        "concat-map": "0.0.1"
+      }
+    },
+    "buffer-writer": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/buffer-writer/-/buffer-writer-2.0.0.tgz",
+      "integrity": "sha512-a7ZpuTZU1TRtnwyCNW3I5dc0wWNC3VR9S++Ewyk2HHZdrO3CQJqSpd+95Us590V6AL7JqUAH2IwZ/398PmNFgw=="
+    },
+    "busboy": {
+      "version": "0.2.14",
+      "resolved": "https://registry.npmjs.org/busboy/-/busboy-0.2.14.tgz",
+      "integrity": "sha1-bCpiLvz0fFe7vh4qnDetNseSVFM=",
+      "requires": {
+        "dicer": "0.2.5",
+        "readable-stream": "1.1.x"
+      }
+    },
+    "bytes": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.1.0.tgz",
+      "integrity": "sha512-zauLjrfCG+xvoyaqLoV8bLVXXNGC4JqlxFCutSDWA6fJrTo2ZuvLYTqZ7aHBLZSMOopbzwv8f+wZcVzfVTI2Dg=="
+    },
+    "call-me-maybe": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/call-me-maybe/-/call-me-maybe-1.0.1.tgz",
+      "integrity": "sha1-JtII6onje1y95gJQoV8DHBak1ms="
+    },
+    "commander": {
+      "version": "2.20.0",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.0.tgz",
+      "integrity": "sha512-7j2y+40w61zy6YC2iRNpUe/NwhNyoXrYpHMrSunaMG64nRnaf96zO/KMQR4OyN/UnE5KLyEBnKHd4aG3rskjpQ=="
+    },
+    "concat-map": {
+      "version": "0.0.1",
+      "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
+      "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s="
+    },
+    "content-disposition": {
+      "version": "0.5.3",
+      "resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.3.tgz",
+      "integrity": "sha512-ExO0774ikEObIAEV9kDo50o+79VCUdEB6n6lzKgGwupcVeRlhrj3qGAfwq8G6uBJjkqLrhT0qEYFcWng8z1z0g==",
+      "requires": {
+        "safe-buffer": "5.1.2"
+      }
+    },
+    "content-type": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/content-type/-/content-type-1.0.4.tgz",
+      "integrity": "sha512-hIP3EEPs8tB9AT1L+NUqtwOAps4mk2Zob89MWXMHjHWg9milF/j4osnnQLXBCBFBk/tvIG/tUc9mOUJiPBhPXA=="
+    },
+    "cookie": {
+      "version": "0.4.0",
+      "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.4.0.tgz",
+      "integrity": "sha512-+Hp8fLp57wnUSt0tY0tHEXh4voZRDnoIrZPqlo3DPiI4y9lwg/jqx+1Om94/W6ZaPDOUbnjOt/99w66zk+l1Xg=="
+    },
+    "cookie-signature": {
+      "version": "1.0.6",
+      "resolved": "https://registry.npmjs.org/cookie-signature/-/cookie-signature-1.0.6.tgz",
+      "integrity": "sha1-4wOogrNCzD7oylE6eZmXNNqzriw="
+    },
+    "core-js": {
+      "version": "2.6.9",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.9.tgz",
+      "integrity": "sha512-HOpZf6eXmnl7la+cUdMnLvUxKNqLUzJvgIziQ0DiF3JwSImNphIqdGqzj6hIKyX04MmV0poclQ7+wjWvxQyR2A=="
+    },
+    "core-util-is": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz",
+      "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac="
+    },
+    "cors": {
+      "version": "2.8.5",
+      "resolved": "https://registry.npmjs.org/cors/-/cors-2.8.5.tgz",
+      "integrity": "sha512-KIHbLJqu73RGr/hnbrO9uBeixNGuvSQjul/jdFvS/KFSIH1hWVd1ng7zOHx+YrEfInLG7q4n6GHQ9cDtxv/P6g==",
+      "requires": {
+        "object-assign": "^4",
+        "vary": "^1"
+      }
+    },
+    "debug": {
+      "version": "2.6.9",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+      "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+      "requires": {
+        "ms": "2.0.0"
+      }
+    },
+    "depd": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/depd/-/depd-1.1.2.tgz",
+      "integrity": "sha1-m81S4UwJd2PnSbJ0xDRu0uVgtak="
+    },
+    "destroy": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/destroy/-/destroy-1.0.4.tgz",
+      "integrity": "sha1-l4hXRCxEdJ5CBmE+N5RiBYJqvYA="
+    },
+    "dicer": {
+      "version": "0.2.5",
+      "resolved": "https://registry.npmjs.org/dicer/-/dicer-0.2.5.tgz",
+      "integrity": "sha1-WZbAhrszIYyBLAkL3cCc0S+stw8=",
+      "requires": {
+        "readable-stream": "1.1.x",
+        "streamsearch": "0.1.2"
+      }
+    },
+    "doctrine": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/doctrine/-/doctrine-3.0.0.tgz",
+      "integrity": "sha512-yS+Q5i3hBf7GBkd4KG8a7eBNNWNGLTaEwwYWUijIYM7zrlYDM0BFXHjjPWlWZ1Rg7UaddZeIDmi9jF3HmqiQ2w==",
+      "requires": {
+        "esutils": "^2.0.2"
+      }
+    },
+    "ee-first": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/ee-first/-/ee-first-1.1.1.tgz",
+      "integrity": "sha1-WQxhFWsK4vTwJVcyoViyZrxWsh0="
+    },
+    "encodeurl": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/encodeurl/-/encodeurl-1.0.2.tgz",
+      "integrity": "sha1-rT/0yG7C0CkyL1oCw6mmBslbP1k="
+    },
+    "escape-html": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/escape-html/-/escape-html-1.0.3.tgz",
+      "integrity": "sha1-Aljq5NPQwJdN4cFpGI7wBR0dGYg="
+    },
+    "esprima": {
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/esprima/-/esprima-4.0.1.tgz",
+      "integrity": "sha512-eGuFFw7Upda+g4p+QHvnW0RyTX/SVeJBDM/gCtMARO0cLuT2HcEKnTPvhjV6aGeqrCB/sbNop0Kszm0jsaWU4A=="
+    },
+    "esutils": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/esutils/-/esutils-2.0.3.tgz",
+      "integrity": "sha512-kVscqXk4OCp68SZ0dkgEKVi6/8ij300KBWTJq32P/dYeWTSwK41WyTxalN1eRmA5Z9UU/LX9D7FWSmV9SAYx6g=="
+    },
+    "etag": {
+      "version": "1.8.1",
+      "resolved": "https://registry.npmjs.org/etag/-/etag-1.8.1.tgz",
+      "integrity": "sha1-Qa4u62XvpiJorr/qg6x9eSmbCIc="
+    },
+    "express": {
+      "version": "4.17.1",
+      "resolved": "https://registry.npmjs.org/express/-/express-4.17.1.tgz",
+      "integrity": "sha512-mHJ9O79RqluphRrcw2X/GTh3k9tVv8YcoyY4Kkh4WDMUYKRZUq0h1o0w2rrrxBqM7VoeUVqgb27xlEMXTnYt4g==",
+      "requires": {
+        "accepts": "~1.3.7",
+        "array-flatten": "1.1.1",
+        "body-parser": "1.19.0",
+        "content-disposition": "0.5.3",
+        "content-type": "~1.0.4",
+        "cookie": "0.4.0",
+        "cookie-signature": "1.0.6",
+        "debug": "2.6.9",
+        "depd": "~1.1.2",
+        "encodeurl": "~1.0.2",
+        "escape-html": "~1.0.3",
+        "etag": "~1.8.1",
+        "finalhandler": "~1.1.2",
+        "fresh": "0.5.2",
+        "merge-descriptors": "1.0.1",
+        "methods": "~1.1.2",
+        "on-finished": "~2.3.0",
+        "parseurl": "~1.3.3",
+        "path-to-regexp": "0.1.7",
+        "proxy-addr": "~2.0.5",
+        "qs": "6.7.0",
+        "range-parser": "~1.2.1",
+        "safe-buffer": "5.1.2",
+        "send": "0.17.1",
+        "serve-static": "1.14.1",
+        "setprototypeof": "1.1.1",
+        "statuses": "~1.5.0",
+        "type-is": "~1.6.18",
+        "utils-merge": "1.0.1",
+        "vary": "~1.1.2"
+      }
+    },
+    "express-fileupload": {
+      "version": "1.1.5",
+      "resolved": "https://registry.npmjs.org/express-fileupload/-/express-fileupload-1.1.5.tgz",
+      "integrity": "sha512-ZYxGkXm9y1dSMgbW+lwvtqld+dulYm3OU1GQF9n6NNEwulHTPUsz4mHGG5/LiUszz5jnh/j8AcpLFUdaj8UUtQ==",
+      "requires": {
+        "busboy": "^0.2.14"
+      }
+    },
+    "finalhandler": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/finalhandler/-/finalhandler-1.1.2.tgz",
+      "integrity": "sha512-aAWcW57uxVNrQZqFXjITpW3sIUQmHGG3qSb9mUah9MgMC4NeWhNOlNjXEYq3HjRAvL6arUviZGGJsBg6z0zsWA==",
+      "requires": {
+        "debug": "2.6.9",
+        "encodeurl": "~1.0.2",
+        "escape-html": "~1.0.3",
+        "on-finished": "~2.3.0",
+        "parseurl": "~1.3.3",
+        "statuses": "~1.5.0",
+        "unpipe": "~1.0.0"
+      }
+    },
+    "forwarded": {
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/forwarded/-/forwarded-0.1.2.tgz",
+      "integrity": "sha1-mMI9qxF1ZXuMBXPozszZGw/xjIQ="
+    },
+    "fresh": {
+      "version": "0.5.2",
+      "resolved": "https://registry.npmjs.org/fresh/-/fresh-0.5.2.tgz",
+      "integrity": "sha1-PYyt2Q2XZWn6g1qx+OSyOhBWBac="
+    },
+    "fs.realpath": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
+      "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8="
+    },
+    "glob": {
+      "version": "7.1.4",
+      "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.4.tgz",
+      "integrity": "sha512-hkLPepehmnKk41pUGm3sYxoFs/umurYfYJCerbXEyFIWcAzvpipAgVkBqqT9RBKMGjnq6kMuyYwha6csxbiM1A==",
+      "requires": {
+        "fs.realpath": "^1.0.0",
+        "inflight": "^1.0.4",
+        "inherits": "2",
+        "minimatch": "^3.0.4",
+        "once": "^1.3.0",
+        "path-is-absolute": "^1.0.0"
+      }
+    },
+    "http-errors": {
+      "version": "1.7.2",
+      "resolved": "https://registry.npmjs.org/http-errors/-/http-errors-1.7.2.tgz",
+      "integrity": "sha512-uUQBt3H/cSIVfch6i1EuPNy/YsRSOUBXTVfZ+yR7Zjez3qjBz6i9+i4zjNaoqcoFVI4lQJ5plg63TvGfRSDCRg==",
+      "requires": {
+        "depd": "~1.1.2",
+        "inherits": "2.0.3",
+        "setprototypeof": "1.1.1",
+        "statuses": ">= 1.5.0 < 2",
+        "toidentifier": "1.0.0"
+      }
+    },
+    "iconv-lite": {
+      "version": "0.4.24",
+      "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.24.tgz",
+      "integrity": "sha512-v3MXnZAcvnywkTUEZomIActle7RXXeedOR31wwl7VlyoXO4Qi9arvSenNQWne1TcRwhCL1HwLI21bEqdpj8/rA==",
+      "requires": {
+        "safer-buffer": ">= 2.1.2 < 3"
+      }
+    },
+    "inflight": {
+      "version": "1.0.6",
+      "resolved": "https://registry.npmjs.org/inflight/-/inflight-1.0.6.tgz",
+      "integrity": "sha1-Sb1jMdfQLQwJvJEKEHW6gWW1bfk=",
+      "requires": {
+        "once": "^1.3.0",
+        "wrappy": "1"
+      }
+    },
+    "inherits": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.3.tgz",
+      "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4="
+    },
+    "ipaddr.js": {
+      "version": "1.9.0",
+      "resolved": "https://registry.npmjs.org/ipaddr.js/-/ipaddr.js-1.9.0.tgz",
+      "integrity": "sha512-M4Sjn6N/+O6/IXSJseKqHoFc+5FdGJ22sXqnjTpdZweHK64MzEPAyQZyEU3R/KRv2GLoa7nNtg/C2Ev6m7z+eA=="
+    },
+    "isarray": {
+      "version": "0.0.1",
+      "resolved": "https://registry.npmjs.org/isarray/-/isarray-0.0.1.tgz",
+      "integrity": "sha1-ihis/Kmo9Bd+Cav8YDiTmwXR7t8="
+    },
+    "js-yaml": {
+      "version": "3.13.1",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.13.1.tgz",
+      "integrity": "sha512-YfbcO7jXDdyj0DGxYVSlSeQNHbD7XPWvrVWeVUujrQEoZzWJIRrCPoyk6kL6IAjAG2IolMK4T0hNUe0HOUs5Jw==",
+      "requires": {
+        "argparse": "^1.0.7",
+        "esprima": "^4.0.0"
+      }
+    },
+    "json-schema-ref-parser": {
+      "version": "7.1.0",
+      "resolved": "https://registry.npmjs.org/json-schema-ref-parser/-/json-schema-ref-parser-7.1.0.tgz",
+      "integrity": "sha512-eP9+39HimQUpmqEUHRpV+oh8hiVMRU2tD6H+8uDc0raCQxX6jARN4nSJe5OpAtPt7eObuIUIsW7AwvGBzCHavQ==",
+      "requires": {
+        "call-me-maybe": "^1.0.1",
+        "js-yaml": "^3.13.1",
+        "ono": "^5.0.1"
+      }
+    },
+    "lodash.get": {
+      "version": "4.4.2",
+      "resolved": "https://registry.npmjs.org/lodash.get/-/lodash.get-4.4.2.tgz",
+      "integrity": "sha1-LRd/ZS+jHpObRDjVNBSZ36OCXpk="
+    },
+    "lodash.isequal": {
+      "version": "4.5.0",
+      "resolved": "https://registry.npmjs.org/lodash.isequal/-/lodash.isequal-4.5.0.tgz",
+      "integrity": "sha1-QVxEePK8wwEgwizhDtMib30+GOA="
+    },
+    "media-typer": {
+      "version": "0.3.0",
+      "resolved": "https://registry.npmjs.org/media-typer/-/media-typer-0.3.0.tgz",
+      "integrity": "sha1-hxDXrwqmJvj/+hzgAWhUUmMlV0g="
+    },
+    "merge-descriptors": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/merge-descriptors/-/merge-descriptors-1.0.1.tgz",
+      "integrity": "sha1-sAqqVW3YtEVoFQ7J0blT8/kMu2E="
+    },
+    "methods": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/methods/-/methods-1.1.2.tgz",
+      "integrity": "sha1-VSmk1nZUE07cxSZmVoNbD4Ua/O4="
+    },
+    "mime": {
+      "version": "1.6.0",
+      "resolved": "https://registry.npmjs.org/mime/-/mime-1.6.0.tgz",
+      "integrity": "sha512-x0Vn8spI+wuJ1O6S7gnbaQg8Pxh4NNHb7KSINmEWKiPE4RKOplvijn+NkmYmmRgP68mc70j2EbeTFRsrswaQeg=="
+    },
+    "mime-db": {
+      "version": "1.40.0",
+      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.40.0.tgz",
+      "integrity": "sha512-jYdeOMPy9vnxEqFRRo6ZvTZ8d9oPb+k18PKoYNYUe2stVEBPPwsln/qWzdbmaIvnhZ9v2P+CuecK+fpUfsV2mA=="
+    },
+    "mime-types": {
+      "version": "2.1.24",
+      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.24.tgz",
+      "integrity": "sha512-WaFHS3MCl5fapm3oLxU4eYDw77IQM2ACcxQ9RIxfaC3ooc6PFuBMGZZsYpvoXS5D5QTWPieo1jjLdAm3TBP3cQ==",
+      "requires": {
+        "mime-db": "1.40.0"
+      }
+    },
+    "minimatch": {
+      "version": "3.0.4",
+      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
+      "integrity": "sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==",
+      "requires": {
+        "brace-expansion": "^1.1.7"
+      }
+    },
+    "morgan": {
+      "version": "1.9.1",
+      "resolved": "https://registry.npmjs.org/morgan/-/morgan-1.9.1.tgz",
+      "integrity": "sha512-HQStPIV4y3afTiCYVxirakhlCfGkI161c76kKFca7Fk1JusM//Qeo1ej2XaMniiNeaZklMVrh3vTtIzpzwbpmA==",
+      "requires": {
+        "basic-auth": "~2.0.0",
+        "debug": "2.6.9",
+        "depd": "~1.1.2",
+        "on-finished": "~2.3.0",
+        "on-headers": "~1.0.1"
+      }
+    },
+    "ms": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
+      "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g="
+    },
+    "negotiator": {
+      "version": "0.6.2",
+      "resolved": "https://registry.npmjs.org/negotiator/-/negotiator-0.6.2.tgz",
+      "integrity": "sha512-hZXc7K2e+PgeI1eDBe/10Ard4ekbfrrqG8Ep+8Jmf4JID2bNg7NvCPOZN+kfF574pFQI7mum2AUqDidoKqcTOw=="
+    },
+    "object-assign": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz",
+      "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM="
+    },
+    "on-finished": {
+      "version": "2.3.0",
+      "resolved": "https://registry.npmjs.org/on-finished/-/on-finished-2.3.0.tgz",
+      "integrity": "sha1-IPEzZIGwg811M3mSoWlxqi2QaUc=",
+      "requires": {
+        "ee-first": "1.1.1"
+      }
+    },
+    "on-headers": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/on-headers/-/on-headers-1.0.2.tgz",
+      "integrity": "sha512-pZAE+FJLoyITytdqK0U5s+FIpjN0JP3OzFi/u8Rx+EV5/W+JTWGXG8xFzevE7AjBfDqHv/8vL8qQsIhHnqRkrA=="
+    },
+    "once": {
+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
+      "integrity": "sha1-WDsap3WWHUsROsF9nFC6753Xa9E=",
+      "requires": {
+        "wrappy": "1"
+      }
+    },
+    "ono": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/ono/-/ono-5.0.1.tgz",
+      "integrity": "sha512-4/4BPGHX8OuDDNx1SrOqTOI7zajPjvBvrG1jDG3hDq4qBpoKlzG2d83Vdz26hvv0FFWYsLdHf+1Vu/k2d8Ww9w=="
+    },
+    "openapi-schemas": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/openapi-schemas/-/openapi-schemas-1.0.0.tgz",
+      "integrity": "sha512-KYy5vRmutd8ieqZQKWDAFEa7xiLXLkdWZljwLgxJV/5ydJqRIE9hMG5n9jTYtP5+fuZ3NhIYk2wIa+BCDoQpwg=="
+    },
+    "openapi-types": {
+      "version": "1.3.5",
+      "resolved": "https://registry.npmjs.org/openapi-types/-/openapi-types-1.3.5.tgz",
+      "integrity": "sha512-11oi4zYorsgvg5yBarZplAqbpev5HkuVNPlZaPTknPDzAynq+lnJdXAmruGWP0s+dNYZS7bjM+xrTpJw7184Fg=="
+    },
+    "packet-reader": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/packet-reader/-/packet-reader-1.0.0.tgz",
+      "integrity": "sha512-HAKu/fG3HpHFO0AA8WE8q2g+gBJaZ9MG7fcKk+IJPLTGAD6Psw4443l+9DGRbOIh3/aXr7Phy0TjilYivJo5XQ=="
+    },
+    "parseurl": {
+      "version": "1.3.3",
+      "resolved": "https://registry.npmjs.org/parseurl/-/parseurl-1.3.3.tgz",
+      "integrity": "sha512-CiyeOxFT/JZyN5m0z9PfXw4SCBJ6Sygz1Dpl0wqjlhDEGGBP1GnsUVEL0p63hoG1fcj3fHynXi9NYO4nWOL+qQ=="
+    },
+    "path-is-absolute": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
+      "integrity": "sha1-F0uSaHNVNP+8es5r9TpanhtcX18="
+    },
+    "path-to-regexp": {
+      "version": "0.1.7",
+      "resolved": "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-0.1.7.tgz",
+      "integrity": "sha1-32BBeABfUi8V60SQ5yR6G/qmf4w="
+    },
+    "pg": {
+      "version": "7.12.1",
+      "resolved": "https://registry.npmjs.org/pg/-/pg-7.12.1.tgz",
+      "integrity": "sha512-l1UuyfEvoswYfcUe6k+JaxiN+5vkOgYcVSbSuw3FvdLqDbaoa2RJo1zfJKfPsSYPFVERd4GHvX3s2PjG1asSDA==",
+      "requires": {
+        "buffer-writer": "2.0.0",
+        "packet-reader": "1.0.0",
+        "pg-connection-string": "0.1.3",
+        "pg-pool": "^2.0.4",
+        "pg-types": "^2.1.0",
+        "pgpass": "1.x",
+        "semver": "4.3.2"
+      }
+    },
+    "pg-connection-string": {
+      "version": "0.1.3",
+      "resolved": "https://registry.npmjs.org/pg-connection-string/-/pg-connection-string-0.1.3.tgz",
+      "integrity": "sha1-2hhHsglA5C7hSSvq9l1J2RskXfc="
+    },
+    "pg-int8": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/pg-int8/-/pg-int8-1.0.1.tgz",
+      "integrity": "sha512-WCtabS6t3c8SkpDBUlb1kjOs7l66xsGdKpIPZsg4wR+B3+u9UAum2odSsF9tnvxg80h4ZxLWMy4pRjOsFIqQpw=="
+    },
+    "pg-pool": {
+      "version": "2.0.7",
+      "resolved": "https://registry.npmjs.org/pg-pool/-/pg-pool-2.0.7.tgz",
+      "integrity": "sha512-UiJyO5B9zZpu32GSlP0tXy8J2NsJ9EFGFfz5v6PSbdz/1hBLX1rNiiy5+mAm5iJJYwfCv4A0EBcQLGWwjbpzZw=="
+    },
+    "pg-types": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/pg-types/-/pg-types-2.2.0.tgz",
+      "integrity": "sha512-qTAAlrEsl8s4OiEQY69wDvcMIdQN6wdz5ojQiOy6YRMuynxenON0O5oCpJI6lshc6scgAY8qvJ2On/p+CXY0GA==",
+      "requires": {
+        "pg-int8": "1.0.1",
+        "postgres-array": "~2.0.0",
+        "postgres-bytea": "~1.0.0",
+        "postgres-date": "~1.0.4",
+        "postgres-interval": "^1.1.0"
+      }
+    },
+    "pgpass": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/pgpass/-/pgpass-1.0.2.tgz",
+      "integrity": "sha1-Knu0G2BltnkH6R2hsHwYR8h3swY=",
+      "requires": {
+        "split": "^1.0.0"
+      }
+    },
+    "postgres-array": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/postgres-array/-/postgres-array-2.0.0.tgz",
+      "integrity": "sha512-VpZrUqU5A69eQyW2c5CA1jtLecCsN2U/bD6VilrFDWq5+5UIEVO7nazS3TEcHf1zuPYO/sqGvUvW62g86RXZuA=="
+    },
+    "postgres-bytea": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/postgres-bytea/-/postgres-bytea-1.0.0.tgz",
+      "integrity": "sha1-AntTPAqokOJtFy1Hz5zOzFIazTU="
+    },
+    "postgres-date": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/postgres-date/-/postgres-date-1.0.4.tgz",
+      "integrity": "sha512-bESRvKVuTrjoBluEcpv2346+6kgB7UlnqWZsnbnCccTNq/pqfj1j6oBaN5+b/NrDXepYUT/HKadqv3iS9lJuVA=="
+    },
+    "postgres-interval": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/postgres-interval/-/postgres-interval-1.2.0.tgz",
+      "integrity": "sha512-9ZhXKM/rw350N1ovuWHbGxnGh/SNJ4cnxHiM0rxE4VN41wsg8P8zWn9hv/buK00RP4WvlOyr/RBDiptyxVbkZQ==",
+      "requires": {
+        "xtend": "^4.0.0"
+      }
+    },
+    "proxy-addr": {
+      "version": "2.0.5",
+      "resolved": "https://registry.npmjs.org/proxy-addr/-/proxy-addr-2.0.5.tgz",
+      "integrity": "sha512-t/7RxHXPH6cJtP0pRG6smSr9QJidhB+3kXu0KgXnbGYMgzEnUxRQ4/LDdfOwZEMyIh3/xHb8PX3t+lfL9z+YVQ==",
+      "requires": {
+        "forwarded": "~0.1.2",
+        "ipaddr.js": "1.9.0"
+      }
+    },
+    "qs": {
+      "version": "6.7.0",
+      "resolved": "https://registry.npmjs.org/qs/-/qs-6.7.0.tgz",
+      "integrity": "sha512-VCdBRNFTX1fyE7Nb6FYoURo/SPe62QCaAyzJvUjwRaIsc+NePBEniHlvxFmmX56+HZphIGtV0XeCirBtpDrTyQ=="
+    },
+    "range-parser": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/range-parser/-/range-parser-1.2.1.tgz",
+      "integrity": "sha512-Hrgsx+orqoygnmhFbKaHE6c296J+HTAQXoxEF6gNupROmmGJRoyzfG3ccAveqCBrwr/2yxQ5BVd/GTl5agOwSg=="
+    },
+    "raw-body": {
+      "version": "2.4.0",
+      "resolved": "https://registry.npmjs.org/raw-body/-/raw-body-2.4.0.tgz",
+      "integrity": "sha512-4Oz8DUIwdvoa5qMJelxipzi/iJIi40O5cGV1wNYp5hvZP8ZN0T+jiNkL0QepXs+EsQ9XJ8ipEDoiH70ySUJP3Q==",
+      "requires": {
+        "bytes": "3.1.0",
+        "http-errors": "1.7.2",
+        "iconv-lite": "0.4.24",
+        "unpipe": "1.0.0"
+      }
+    },
+    "readable-stream": {
+      "version": "1.1.14",
+      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.1.14.tgz",
+      "integrity": "sha1-fPTFTvZI44EwhMY23SB54WbAgdk=",
+      "requires": {
+        "core-util-is": "~1.0.0",
+        "inherits": "~2.0.1",
+        "isarray": "0.0.1",
+        "string_decoder": "~0.10.x"
+      }
+    },
+    "safe-buffer": {
+      "version": "5.1.2",
+      "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
+      "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
+    },
+    "safer-buffer": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
+      "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg=="
+    },
+    "semver": {
+      "version": "4.3.2",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-4.3.2.tgz",
+      "integrity": "sha1-x6BxWKgL7dBSNVt3DYLWZA+AO+c="
+    },
+    "send": {
+      "version": "0.17.1",
+      "resolved": "https://registry.npmjs.org/send/-/send-0.17.1.tgz",
+      "integrity": "sha512-BsVKsiGcQMFwT8UxypobUKyv7irCNRHk1T0G680vk88yf6LBByGcZJOTJCrTP2xVN6yI+XjPJcNuE3V4fT9sAg==",
+      "requires": {
+        "debug": "2.6.9",
+        "depd": "~1.1.2",
+        "destroy": "~1.0.4",
+        "encodeurl": "~1.0.2",
+        "escape-html": "~1.0.3",
+        "etag": "~1.8.1",
+        "fresh": "0.5.2",
+        "http-errors": "~1.7.2",
+        "mime": "1.6.0",
+        "ms": "2.1.1",
+        "on-finished": "~2.3.0",
+        "range-parser": "~1.2.1",
+        "statuses": "~1.5.0"
+      },
+      "dependencies": {
+        "ms": {
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.1.tgz",
+          "integrity": "sha512-tgp+dl5cGk28utYktBsrFqA7HKgrhgPsg6Z/EfhWI4gl1Hwq8B/GmY/0oXZ6nF8hDVesS/FpnYaD/kOWhYQvyg=="
+        }
+      }
+    },
+    "serve-static": {
+      "version": "1.14.1",
+      "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.14.1.tgz",
+      "integrity": "sha512-JMrvUwE54emCYWlTI+hGrGv5I8dEwmco/00EvkzIIsR7MqrHonbD9pO2MOfFnpFntl7ecpZs+3mW+XbQZu9QCg==",
+      "requires": {
+        "encodeurl": "~1.0.2",
+        "escape-html": "~1.0.3",
+        "parseurl": "~1.3.3",
+        "send": "0.17.1"
+      }
+    },
+    "setprototypeof": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.1.1.tgz",
+      "integrity": "sha512-JvdAWfbXeIGaZ9cILp38HntZSFSo3mWg6xGcJJsd+d4aRMOqauag1C63dJfDw7OaMYwEbHMOxEZ1lqVRYP2OAw=="
+    },
+    "split": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/split/-/split-1.0.1.tgz",
+      "integrity": "sha512-mTyOoPbrivtXnwnIxZRFYRrPNtEFKlpB2fvjSnCQUiAA6qAZzqwna5envK4uk6OIeP17CsdF3rSBGYVBsU0Tkg==",
+      "requires": {
+        "through": "2"
+      }
+    },
+    "sprintf-js": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
+      "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw="
+    },
+    "statuses": {
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/statuses/-/statuses-1.5.0.tgz",
+      "integrity": "sha1-Fhx9rBd2Wf2YEfQ3cfqZOBR4Yow="
+    },
+    "streamsearch": {
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/streamsearch/-/streamsearch-0.1.2.tgz",
+      "integrity": "sha1-gIudDlb8Jz2Am6VzOOkpkZoanxo="
+    },
+    "string_decoder": {
+      "version": "0.10.31",
+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz",
+      "integrity": "sha1-YuIDvEF2bGwoyfyEMB2rHFMQ+pQ="
+    },
+    "swagger-jsdoc": {
+      "version": "3.4.0",
+      "resolved": "https://registry.npmjs.org/swagger-jsdoc/-/swagger-jsdoc-3.4.0.tgz",
+      "integrity": "sha512-lS3dpULpwQ5TSfPF9d9nxyXicTjJMgBGu74g/GQ0r247QMVsgqa6cL9sJ0NtK2IGxzG3HozBcXKv7qo+ns+hqg==",
+      "requires": {
+        "commander": "2.20.0",
+        "doctrine": "3.0.0",
+        "glob": "7.1.4",
+        "js-yaml": "3.13.1",
+        "swagger-parser": "8.0.0"
+      }
+    },
+    "swagger-methods": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/swagger-methods/-/swagger-methods-2.0.0.tgz",
+      "integrity": "sha512-afMNP6XtF7w4XB2pFuF07JNrHGaKoppwC0O3Zrkv0PWGbMT3KyFYpk4lzdcax7RYV1JgMZeatX8ndYjL2y+0tQ=="
+    },
+    "swagger-parser": {
+      "version": "8.0.0",
+      "resolved": "https://registry.npmjs.org/swagger-parser/-/swagger-parser-8.0.0.tgz",
+      "integrity": "sha512-zk6ig8J2B4OqCnBSIqO67/Ui96NTjuoX10YGa4YVlIlQzLpHUZbLFZaO+zSubQoqAiJxmpvlbUplEcFIsPCESA==",
+      "requires": {
+        "call-me-maybe": "^1.0.1",
+        "json-schema-ref-parser": "^7.1.0",
+        "ono": "^5.0.1",
+        "openapi-schemas": "^1.0.0",
+        "openapi-types": "^1.3.5",
+        "swagger-methods": "^2.0.0",
+        "z-schema": "^4.1.0"
+      }
+    },
+    "swagger-ui-dist": {
+      "version": "3.23.5",
+      "resolved": "https://registry.npmjs.org/swagger-ui-dist/-/swagger-ui-dist-3.23.5.tgz",
+      "integrity": "sha512-fsCF3wR0kBF5G7yF8uD5kALSbo2TjpfdheXWnrmxD2/d/8bgKDlUVoqO4gMNrZRQOEbyXCexZiU9geMNspWWyA=="
+    },
+    "swagger-ui-express": {
+      "version": "4.0.7",
+      "resolved": "https://registry.npmjs.org/swagger-ui-express/-/swagger-ui-express-4.0.7.tgz",
+      "integrity": "sha512-ipXe53qDMjB2GlFcWARof15fMxX0n0wkwUturBpdovfJLaqod3WAqimwQGFXjwpWKA6hnxEPrd31yOzaYkP++A==",
+      "requires": {
+        "swagger-ui-dist": "^3.18.1"
+      }
+    },
+    "through": {
+      "version": "2.3.8",
+      "resolved": "https://registry.npmjs.org/through/-/through-2.3.8.tgz",
+      "integrity": "sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU="
+    },
+    "toidentifier": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.0.tgz",
+      "integrity": "sha512-yaOH/Pk/VEhBWWTlhI+qXxDFXlejDGcQipMlyxda9nthulaxLZUNcUqFxokp0vcYnvteJln5FNQDRrxj3YcbVw=="
+    },
+    "type-is": {
+      "version": "1.6.18",
+      "resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.18.tgz",
+      "integrity": "sha512-TkRKr9sUTxEH8MdfuCSP7VizJyzRNMjj2J2do2Jr3Kym598JVdEksuzPQCnlFPW4ky9Q+iA+ma9BGm06XQBy8g==",
+      "requires": {
+        "media-typer": "0.3.0",
+        "mime-types": "~2.1.24"
+      }
+    },
+    "unpipe": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz",
+      "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw="
+    },
+    "utils-merge": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz",
+      "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM="
+    },
+    "validator": {
+      "version": "10.11.0",
+      "resolved": "https://registry.npmjs.org/validator/-/validator-10.11.0.tgz",
+      "integrity": "sha512-X/p3UZerAIsbBfN/IwahhYaBbY68EN/UQBWHtsbXGT5bfrH/p4NQzUCG1kF/rtKaNpnJ7jAu6NGTdSNtyNIXMw=="
+    },
+    "vary": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
+      "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw="
+    },
+    "wrappy": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
+      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
+    },
+    "xtend": {
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
+      "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ=="
+    },
+    "z-schema": {
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/z-schema/-/z-schema-4.1.0.tgz",
+      "integrity": "sha512-C4In7uaih70TVnpCDtfnMeCjGRIkaikT8Yxqgz0GZrLJ3nkI5TsdRPOOjEYaebRnxGlbX68qeBSOBdbCufaqjQ==",
+      "requires": {
+        "commander": "^2.7.1",
+        "core-js": "^2.5.7",
+        "lodash.get": "^4.4.2",
+        "lodash.isequal": "^4.5.0",
+        "validator": "^10.11.0"
+      }
+    }
+  }
+}

package.json

+{
+  "name": "pgserver",
+  "version": "0.0.0",
+  "description": "PGserver receives, converts and serves geo-data between postgis and http-clients.",
+  "main": "pgserver.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "Anne Blankert, Geodan",
+  "license": "ISC",
+  "dependencies": {
+    "@mapbox/sphericalmercator": "^1.1.0",
+    "cors": "^2.8.5",
+    "express": "^4.17.1",
+    "express-fileupload": "^1.1.5",
+    "morgan": "^1.9.1",
+    "pg": "^7.12.1",
+    "swagger-jsdoc": "^3.4.0",
+    "swagger-ui-express": "^4.0.7"
+  }
+}

pgserver.js

+const pgserverconfig = require('./config/pgserver.json')
+
+const express = require('express');
+const logger = require('morgan');
+const cors = require('cors');
+
+const app = express();
+
+const swagger = require('./swagger.js')(app);
+
+
+app.use(logger('dev'));
+app.use(cors());
+app.use('/', express.static(__dirname + '/public'));
+
+const login = require('./login.js')(app);
+const upload = require('./upload.js')(app);
+const mvt = require('./mvt.js')(app);
+
+app.listen(pgserverconfig.port);
+console.log(`pgserver listening on port ${pgserverconfig.port}`);
+
+module.exports = app;

public/index.html

+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <meta http-equiv="X-UA-Compatible" content="ie=edge">
+    <link rel="stylesheet" href="pgserver.css">
+    <title>Welcome</title>
+</head>
+<style>
+
+</style>
+<body>
+    <h1>PGServer</h1>
+    Welcome to pgserver<br>
+    <a href="/api-docs">Swagger api docs</a><br>
+    <a href="/upload.html">Upload files</a>
+</body>
+</html>
\ No newline at end of file

public/pgserver.css

+body,html {
+    font-family: Verdana, Geneva, Tahoma, sans-serif
+}

public/upload.html

+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <meta http-equiv="X-UA-Compatible" content="ie=edge">
+    <title>Upload</title>
+     <!-- Filepond stylesheet -->
+     <link href="pgserver.css" rel="stylesheet">
+</head>
+<body>
+
+<form action="upload" method="post" encType="multipart/form-data">
+<input name="uploadfile" type="file"><br>
+<input type="submit" value="upload">
+</form>
+
+</body>
+</html>
\ No newline at end of file

swagger.js

+const swaggerUi = require('swagger-ui-express');
+const swaggerJSDoc = require('swagger-jsdoc');
+
+const swaggerDefinition = {
+    info: {
+        // API informations (required)
+        title: 'PGServer', // Title (required)
+        version: '1.0.0', // Version (required)
+        description: 'PostGIS http api', // Description (optional)
+      },
+      basePath: '/', // Base path (optional)
+}
+
+const swaggerJSDocOptions = {
+    swaggerDefinition,
+    apis: ['./login.js', './mvt.js']
+}
+
+const swaggerSpec = swaggerJSDoc(swaggerJSDocOptions);
+
+module.exports = function(app) {
+    app.use('/api-docs', swaggerUi.serve, swaggerUi.setup(swaggerSpec));
+}

upload.js

+const express = require('express');
+const fs = require('fs');
+
+const fileUpload = require('express-fileupload');
+
+module.exports = function(app) {
+  app.use(fileUpload({
+    useTempFiles: true,
+    tempFileDir : `${__dirname}/public/files/`
+  }));
+
+  app.post('/upload', (req, res) => {
+    let uploadFile = req.files.uploadfile;
+    const fileName = uploadFile.name;
+    res.json({
+      file: `${fileName}`
+    })
+    uploadFile.mv(
+      `${__dirname}/public/files/${fileName}`,
+      function (err) {
+        if (err) {
+          return res.status(500).send(err);
+        }
+      }
+    )
+  });
+  
+  app.get('/upload', (req, res) =>{
+    url = req.query.fetch;
+    console.log(url);
+    res.json({
+      file: 'index.html'
+    });
+  })
+  
+  app.delete('/upload', express.json({type: '*/*'}), (req, res) => {
+      fs.unlinkSync(`${__dirname}/public/files/${req.body.file}`);
+      res.json({
+          file: 'done'
+      });
+  });
+}