Merge pull request #404 from nyurik/refactor

Update code to ES6
This commit is contained in:
Petr Sloup 2019-12-30 16:54:19 +01:00 committed by GitHub
commit b3d810817d
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
7 changed files with 701 additions and 733 deletions

View file

@ -2,20 +2,20 @@
'use strict';
var fs = require('fs'),
path = require('path'),
request = require('request');
const fs = require('fs');
const path = require('path');
const request = require('request');
var mbtiles = require('@mapbox/mbtiles');
const MBTiles = require('@mapbox/mbtiles');
var packageJson = require('../package');
const packageJson = require('../package');
var args = process.argv;
if (args.length >= 3 && args[2][0] != '-') {
const args = process.argv;
if (args.length >= 3 && args[2][0] !== '-') {
args.splice(2, 0, '--mbtiles');
}
var opts = require('commander')
const opts = require('commander')
.description('tileserver-gl startup options')
.usage('tileserver-gl [mbtiles] [options]')
.option(
@ -68,10 +68,10 @@ var opts = require('commander')
)
.parse(args);
console.log('Starting ' + packageJson.name + ' v' + packageJson.version);
console.log(`Starting ${packageJson.name} v${packageJson.version}`);
var startServer = function(configPath, config) {
var publicUrl = opts.public_url;
const startServer = (configPath, config) => {
let publicUrl = opts.public_url;
if (publicUrl && publicUrl.lastIndexOf('/') !== publicUrl.length - 1) {
publicUrl += '/';
}
@ -89,29 +89,34 @@ var startServer = function(configPath, config) {
});
};
var startWithMBTiles = function(mbtilesFile) {
console.log('Automatically creating config file for ' + mbtilesFile);
const startWithMBTiles = (mbtilesFile) => {
console.log(`Automatically creating config file for ${mbtilesFile}`);
mbtilesFile = path.resolve(process.cwd(), mbtilesFile);
var mbtilesStats = fs.statSync(mbtilesFile);
const mbtilesStats = fs.statSync(mbtilesFile);
if (!mbtilesStats.isFile() || mbtilesStats.size === 0) {
console.log('ERROR: Not valid MBTiles file: ' + mbtilesFile);
console.log(`ERROR: Not valid MBTiles file: ${mbtilesFile}`);
process.exit(1);
}
var instance = new mbtiles(mbtilesFile, function(err) {
instance.getInfo(function(err, info) {
const instance = new MBTiles(mbtilesFile, (err) => {
if (err) {
console.log('ERROR: Unable to open MBTiles.');
console.log(` Make sure ${path.basename(mbtilesFile)} is valid MBTiles.`);
process.exit(1);
}
instance.getInfo((err, info) => {
if (err || !info) {
console.log('ERROR: Metadata missing in the MBTiles.');
console.log(' Make sure ' + path.basename(mbtilesFile) +
' is valid MBTiles.');
console.log(` Make sure ${path.basename(mbtilesFile)} is valid MBTiles.`);
process.exit(1);
}
var bounds = info.bounds;
const bounds = info.bounds;
var styleDir = path.resolve(__dirname, "../node_modules/tileserver-gl-styles/");
const styleDir = path.resolve(__dirname, "../node_modules/tileserver-gl-styles/");
var config = {
const config = {
"options": {
"paths": {
"root": styleDir,
@ -124,33 +129,32 @@ var startWithMBTiles = function(mbtilesFile) {
"data": {}
};
if (info.format == 'pbf' &&
if (info.format === 'pbf' &&
info.name.toLowerCase().indexOf('openmaptiles') > -1) {
var omtV = (info.version || '').split('.');
const omtV = (info.version || '').split('.');
config['data']['v' + omtV[0]] = {
config['data'][`v${omtV[0]}`] = {
"mbtiles": path.basename(mbtilesFile)
};
var styles = fs.readdirSync(path.resolve(styleDir, 'styles'));
for (var i = 0; i < styles.length; i++) {
var styleName = styles[i];
var styleFileRel = styleName + '/style.json';
var styleFile = path.resolve(styleDir, 'styles', styleFileRel);
const styles = fs.readdirSync(path.resolve(styleDir, 'styles'));
for (let styleName of styles) {
const styleFileRel = styleName + '/style.json';
const styleFile = path.resolve(styleDir, 'styles', styleFileRel);
if (fs.existsSync(styleFile)) {
var styleJSON = require(styleFile);
var omtVersionCompatibility =
const styleJSON = require(styleFile);
const omtVersionCompatibility =
((styleJSON || {}).metadata || {})['openmaptiles:version'] || 'x';
var m = omtVersionCompatibility.toLowerCase().split('.');
const m = omtVersionCompatibility.toLowerCase().split('.');
var isCompatible = !(
m[0] != 'x' && (
m[0] != omtV[0] || (
(m[1] || 'x') != 'x' && (
m[1] != omtV[1] || (
(m[2] || 'x') != 'x' &&
m[2] != omtV[2]
const isCompatible = !(
m[0] !== 'x' && (
m[0] !== omtV[0] || (
(m[1] || 'x') !== 'x' && (
m[1] !== omtV[1] || (
(m[2] || 'x') !== 'x' &&
m[2] !== omtV[2]
)
)
)
@ -158,25 +162,22 @@ var startWithMBTiles = function(mbtilesFile) {
);
if (isCompatible) {
var styleObject = {
config['styles'][styleName] = {
"style": styleFileRel,
"tilejson": {
"bounds": bounds
}
};
config['styles'][styleName] = styleObject;
} else {
console.log('Style', styleName, 'requires OpenMapTiles version',
omtVersionCompatibility, 'but mbtiles is version', info.version);
console.log(`Style ${styleName} requires OpenMapTiles version ${omtVersionCompatibility} but mbtiles is version ${info.version}`);
}
}
}
} else {
console.log('WARN: MBTiles not in "openmaptiles" format. ' +
'Serving raw data only...');
console.log(`WARN: MBTiles not in "openmaptiles" format. Serving raw data only...`);
config['data'][(info.id || 'mbtiles')
.replace(/\//g, '_')
.replace(/\:/g, '_')
.replace(/:/g, '_')
.replace(/\?/g, '_')] = {
"mbtiles": path.basename(mbtilesFile)
};
@ -193,16 +194,15 @@ var startWithMBTiles = function(mbtilesFile) {
});
};
fs.stat(path.resolve(opts.config), function(err, stats) {
fs.stat(path.resolve(opts.config), (err, stats) => {
if (err || !stats.isFile() || stats.size === 0) {
var mbtiles = opts.mbtiles;
let mbtiles = opts.mbtiles;
if (!mbtiles) {
// try to find in the cwd
var files = fs.readdirSync(process.cwd());
for (var i=0; i < files.length; i++) {
var filename = files[i];
const files = fs.readdirSync(process.cwd());
for (let filename of files) {
if (filename.endsWith('.mbtiles')) {
var mbTilesStats = fs.statSync(filename);
const mbTilesStats = fs.statSync(filename);
if (mbTilesStats.isFile() && mbTilesStats.size > 0) {
mbtiles = filename;
break;
@ -210,16 +210,14 @@ fs.stat(path.resolve(opts.config), function(err, stats) {
}
}
if (mbtiles) {
console.log('No MBTiles specified, using ' + mbtiles);
console.log(`No MBTiles specified, using ${mbtiles}`);
return startWithMBTiles(mbtiles);
} else {
var url = 'https://github.com/klokantech/tileserver-gl/releases/download/v1.3.0/zurich_switzerland.mbtiles';
var filename = 'zurich_switzerland.mbtiles';
var stream = fs.createWriteStream(filename);
console.log('Downloading sample data (' + filename + ') from ' + url);
stream.on('finish', function() {
return startWithMBTiles(filename);
});
const url = 'https://github.com/klokantech/tileserver-gl/releases/download/v1.3.0/zurich_switzerland.mbtiles';
const filename = 'zurich_switzerland.mbtiles';
const stream = fs.createWriteStream(filename);
console.log(`Downloading sample data (${filename}) from ${url}`);
stream.on('finish', () => startWithMBTiles(filename));
return request.get(url).pipe(stream);
}
}
@ -227,7 +225,7 @@ fs.stat(path.resolve(opts.config), function(err, stats) {
return startWithMBTiles(mbtiles);
}
} else {
console.log('Using specified config file from ' + opts.config);
console.log(`Using specified config file from ${opts.config}`);
return startServer(opts.config, null);
}
});

View file

@ -1,47 +1,47 @@
'use strict';
var fs = require('fs'),
path = require('path'),
zlib = require('zlib');
const fs = require('fs');
const path = require('path');
const zlib = require('zlib');
var clone = require('clone'),
express = require('express'),
mbtiles = require('@mapbox/mbtiles'),
pbf = require('pbf'),
VectorTile = require('@mapbox/vector-tile').VectorTile;
const clone = require('clone');
const express = require('express');
const MBTiles = require('@mapbox/mbtiles');
const Pbf = require('pbf');
const VectorTile = require('@mapbox/vector-tile').VectorTile;
var tileshrinkGl;
let tileshrinkGl;
try {
tileshrinkGl = require('tileshrink-gl');
global.addStyleParam = true;
} catch (e) {}
var utils = require('./utils');
const utils = require('./utils');
module.exports = function(options, repo, params, id, styles, publicUrl) {
var app = express().disable('x-powered-by');
module.exports = (options, repo, params, id, styles, publicUrl) => {
const app = express().disable('x-powered-by');
var mbtilesFile = path.resolve(options.paths.mbtiles, params.mbtiles);
var tileJSON = {
const mbtilesFile = path.resolve(options.paths.mbtiles, params.mbtiles);
let tileJSON = {
'tiles': params.domains || options.domains
};
var shrinkers = {};
const shrinkers = {};
repo[id] = tileJSON;
var mbtilesFileStats = fs.statSync(mbtilesFile);
if (!mbtilesFileStats.isFile() || mbtilesFileStats.size == 0) {
throw Error('Not valid MBTiles file: ' + mbtilesFile);
const mbtilesFileStats = fs.statSync(mbtilesFile);
if (!mbtilesFileStats.isFile() || mbtilesFileStats.size === 0) {
throw Error(`Not valid MBTiles file: ${mbtilesFile}`);
}
var source;
var sourceInfoPromise = new Promise(function(resolve, reject) {
source = new mbtiles(mbtilesFile, function(err) {
let source;
const sourceInfoPromise = new Promise((resolve, reject) => {
source = new MBTiles(mbtilesFile, err => {
if (err) {
reject(err);
return;
}
source.getInfo(function(err, info) {
source.getInfo((err, info) => {
if (err) {
reject(err);
return;
@ -67,18 +67,18 @@ module.exports = function(options, repo, params, id, styles, publicUrl) {
});
});
var tilePattern = '/' + id + '/:z(\\d+)/:x(\\d+)/:y(\\d+).:format([\\w.]+)';
const tilePattern = `/${id}/:z(\\d+)/:x(\\d+)/:y(\\d+).:format([\\w.]+)`;
app.get(tilePattern, function(req, res, next) {
var z = req.params.z | 0,
x = req.params.x | 0,
y = req.params.y | 0;
var format = req.params.format;
if (format == options.pbfAlias) {
app.get(tilePattern, (req, res, next) => {
const z = req.params.z | 0;
const x = req.params.x | 0;
const y = req.params.y | 0;
let format = req.params.format;
if (format === options.pbfAlias) {
format = 'pbf';
}
if (format != tileJSON.format &&
!(format == 'geojson' && tileJSON.format == 'pbf')) {
if (format !== tileJSON.format &&
!(format === 'geojson' && tileJSON.format === 'pbf')) {
return res.status(404).send('Invalid format');
}
if (z < tileJSON.minzoom || 0 || x < 0 || y < 0 ||
@ -86,7 +86,8 @@ module.exports = function(options, repo, params, id, styles, publicUrl) {
x >= Math.pow(2, z) || y >= Math.pow(2, z)) {
return res.status(404).send('Out of bounds');
}
source.getTile(z, x, y, function(err, data, headers) {
source.getTile(z, x, y, (err, data, headers) => {
let isGzipped;
if (err) {
if (/does not exist/.test(err.message)) {
return res.status(204).send();
@ -97,20 +98,20 @@ module.exports = function(options, repo, params, id, styles, publicUrl) {
if (data == null) {
return res.status(404).send('Not found');
} else {
if (tileJSON['format'] == 'pbf') {
var isGzipped = data.slice(0,2).indexOf(
if (tileJSON['format'] === 'pbf') {
isGzipped = data.slice(0, 2).indexOf(
new Buffer([0x1f, 0x8b])) === 0;
var style = req.query.style;
const style = req.query.style;
if (style && tileshrinkGl) {
if (!shrinkers[style]) {
var styleJSON = styles[style];
const styleJSON = styles[style];
if (styleJSON) {
var sourceName = null;
for (var sourceName_ in styleJSON.sources) {
var source = styleJSON.sources[sourceName_];
let sourceName = null;
for (let sourceName_ in styleJSON.sources) {
const source = styleJSON.sources[sourceName_];
if (source &&
source.type == 'vector' &&
source.url.endsWith('/' + id + '.json')) {
source.type === 'vector' &&
source.url.endsWith(`/${id}.json`)) {
sourceName = sourceName_;
}
}
@ -134,9 +135,9 @@ module.exports = function(options, repo, params, id, styles, publicUrl) {
data = options.dataDecoratorFunc(id, 'data', data, z, x, y);
}
}
if (format == 'pbf') {
if (format === 'pbf') {
headers['Content-Type'] = 'application/x-protobuf';
} else if (format == 'geojson') {
} else if (format === 'geojson') {
headers['Content-Type'] = 'application/json';
if (isGzipped) {
@ -144,16 +145,16 @@ module.exports = function(options, repo, params, id, styles, publicUrl) {
isGzipped = false;
}
var tile = new VectorTile(new pbf(data));
var geojson = {
const tile = new VectorTile(new Pbf(data));
const geojson = {
"type": "FeatureCollection",
"features": []
};
for (var layerName in tile.layers) {
var layer = tile.layers[layerName];
for (var i = 0; i < layer.length; i++) {
var feature = layer.feature(i);
var featureGeoJSON = feature.toGeoJSON(x, y, z);
for (let layerName in tile.layers) {
const layer = tile.layers[layerName];
for (let i = 0; i < layer.length; i++) {
const feature = layer.feature(i);
const featureGeoJSON = feature.toGeoJSON(x, y, z);
featureGeoJSON.properties.layer = layerName;
geojson.features.push(featureGeoJSON);
}
@ -175,16 +176,14 @@ module.exports = function(options, repo, params, id, styles, publicUrl) {
});
});
app.get('/' + id + '.json', function(req, res, next) {
var info = clone(tileJSON);
app.get(`/${id}.json`, (req, res, next) => {
const info = clone(tileJSON);
info.tiles = utils.getTileUrls(req, info.tiles,
'data/' + id, info.format, publicUrl, {
`data/${id}`, info.format, publicUrl, {
'pbf': options.pbfAlias
});
return res.send(info);
});
return sourceInfoPromise.then(function() {
return app;
});
return sourceInfoPromise.then(() => app);
};

View file

@ -1,28 +1,28 @@
'use strict';
var clone = require('clone'),
express = require('express'),
fs = require('fs'),
path = require('path');
const clone = require('clone');
const express = require('express');
const fs = require('fs');
const path = require('path');
var utils = require('./utils');
const utils = require('./utils');
module.exports = function(options, allowedFonts) {
var app = express().disable('x-powered-by');
module.exports = (options, allowedFonts) => {
const app = express().disable('x-powered-by');
var lastModified = new Date().toUTCString();
const lastModified = new Date().toUTCString();
var fontPath = options.paths.fonts;
const fontPath = options.paths.fonts;
var existingFonts = {};
var fontListingPromise = new Promise(function(resolve, reject) {
fs.readdir(options.paths.fonts, function(err, files) {
const existingFonts = {};
const fontListingPromise = new Promise((resolve, reject) => {
fs.readdir(options.paths.fonts, (err, files) => {
if (err) {
reject(err);
return;
}
files.forEach(function(file) {
fs.stat(path.join(fontPath, file), function(err, stats) {
for (const file of files) {
fs.stat(path.join(fontPath, file), (err, stats) => {
if (err) {
reject(err);
return;
@ -32,35 +32,30 @@ module.exports = function(options, allowedFonts) {
existingFonts[path.basename(file)] = true;
}
});
});
}
resolve();
});
});
app.get('/fonts/:fontstack/:range([\\d]+-[\\d]+).pbf',
function(req, res, next) {
var fontstack = decodeURI(req.params.fontstack);
var range = req.params.range;
app.get('/fonts/:fontstack/:range([\\d]+-[\\d]+).pbf', (req, res, next) => {
const fontstack = decodeURI(req.params.fontstack);
const range = req.params.range;
utils.getFontsPbf(options.serveAllFonts ? null : allowedFonts,
fontPath, fontstack, range, existingFonts).then(function(concated) {
fontPath, fontstack, range, existingFonts).then(concated => {
res.header('Content-type', 'application/x-protobuf');
res.header('Last-Modified', lastModified);
return res.send(concated);
}, function(err) {
return res.status(400).send(err);
}
}, err => res.status(400).send(err)
);
});
app.get('/fonts.json', function(req, res, next) {
app.get('/fonts.json', (req, res, next) => {
res.header('Content-type', 'application/json');
return res.send(
Object.keys(options.serveAllFonts ? existingFonts : allowedFonts).sort()
);
});
return fontListingPromise.then(function() {
return app;
});
return fontListingPromise.then(() => app);
};

View file

@ -1,37 +1,35 @@
'use strict';
var advancedPool = require('advanced-pool'),
fs = require('fs'),
path = require('path'),
url = require('url'),
util = require('util'),
zlib = require('zlib');
const advancedPool = require('advanced-pool');
const fs = require('fs');
const path = require('path');
const url = require('url');
const util = require('util');
const zlib = require('zlib');
// sharp has to be required before node-canvas
// see https://github.com/lovell/sharp/issues/371
var sharp = require('sharp');
const sharp = require('sharp');
const { createCanvas } = require('canvas');
var clone = require('clone'),
Color = require('color'),
express = require('express'),
mercator = new (require('@mapbox/sphericalmercator'))(),
mbgl = require('@mapbox/mapbox-gl-native'),
mbtiles = require('@mapbox/mbtiles'),
proj4 = require('proj4'),
request = require('request');
const clone = require('clone');
const Color = require('color');
const express = require('express');
const mercator = new (require('@mapbox/sphericalmercator'))();
const mbgl = require('@mapbox/mapbox-gl-native');
const MBTiles = require('@mapbox/mbtiles');
const proj4 = require('proj4');
const request = require('request');
var utils = require('./utils');
const utils = require('./utils');
var FLOAT_PATTERN = '[+-]?(?:\\d+|\\d+\.?\\d+)';
const FLOAT_PATTERN = '[+-]?(?:\\d+|\\d+\.?\\d+)';
var getScale = function(scale) {
return (scale || '@1x').slice(1, 2) | 0;
};
const getScale = scale => (scale || '@1x').slice(1, 2) | 0;
mbgl.on('message', function(e) {
if (e.severity == 'WARNING' || e.severity == 'ERROR') {
mbgl.on('message', e => {
if (e.severity === 'WARNING' || e.severity === 'ERROR') {
console.log('mbgl:', e);
}
});
@ -39,7 +37,7 @@ mbgl.on('message', function(e) {
/**
* Lookup of sharp output formats by file extension.
*/
var extensionToFormat = {
const extensionToFormat = {
'.jpg': 'jpeg',
'.jpeg': 'jpeg',
'.png': 'png',
@ -50,7 +48,7 @@ var extensionToFormat = {
* Cache of response data by sharp output format and color. Entry for empty
* string is for unknown or unsupported formats.
*/
var cachedEmptyResponses = {
const cachedEmptyResponses = {
'': new Buffer(0)
};
@ -73,24 +71,24 @@ function createEmptyResponse(format, color, callback) {
color = 'rgba(255,255,255,0)';
}
var cacheKey = format + ',' + color;
var data = cachedEmptyResponses[cacheKey];
const cacheKey = `${format},${color}`;
const data = cachedEmptyResponses[cacheKey];
if (data) {
callback(null, {data: data});
return;
}
// create an "empty" response image
var color = new Color(color);
var array = color.array();
var channels = array.length == 4 && format != 'jpeg' ? 4 : 3;
color = new Color(color);
const array = color.array();
const channels = array.length === 4 && format !== 'jpeg' ? 4 : 3;
sharp(new Buffer(array), {
raw: {
width: 1,
height: 1,
channels: channels
}
}).toFormat(format).toBuffer(function(err, buffer, info) {
}).toFormat(format).toBuffer((err, buffer, info) => {
if (!err) {
cachedEmptyResponses[cacheKey] = buffer;
}
@ -98,37 +96,35 @@ function createEmptyResponse(format, color, callback) {
});
}
module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
var app = express().disable('x-powered-by');
module.exports = (options, repo, params, id, publicUrl, dataResolver) => {
const app = express().disable('x-powered-by');
var maxScaleFactor = Math.min(Math.floor(options.maxScaleFactor || 3), 9);
var scalePattern = '';
for (var i = 2; i <= maxScaleFactor; i++) {
const maxScaleFactor = Math.min(Math.floor(options.maxScaleFactor || 3), 9);
let scalePattern = '';
for (let i = 2; i <= maxScaleFactor; i++) {
scalePattern += i.toFixed();
}
scalePattern = '@[' + scalePattern + ']x';
scalePattern = `@[${scalePattern}]x`;
var lastModified = new Date().toUTCString();
const lastModified = new Date().toUTCString();
var rootPath = options.paths.root;
const watermark = params.watermark || options.watermark;
var watermark = params.watermark || options.watermark;
var styleFile = params.style;
var map = {
const styleFile = params.style;
const map = {
renderers: [],
sources: {}
};
var existingFonts = {};
var fontListingPromise = new Promise(function(resolve, reject) {
fs.readdir(options.paths.fonts, function(err, files) {
const existingFonts = {};
const fontListingPromise = new Promise((resolve, reject) => {
fs.readdir(options.paths.fonts, (err, files) => {
if (err) {
reject(err);
return;
}
files.forEach(function(file) {
fs.stat(path.join(options.paths.fonts, file), function(err, stats) {
for (const file of files) {
fs.stat(path.join(options.paths.fonts, file), (err, stats) => {
if (err) {
reject(err);
return;
@ -137,63 +133,62 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
existingFonts[path.basename(file)] = true;
}
});
});
}
resolve();
});
});
var styleJSON;
var createPool = function(ratio, min, max) {
var createRenderer = function(ratio, createCallback) {
var renderer = new mbgl.Map({
let styleJSON;
const createPool = (ratio, min, max) => {
const createRenderer = (ratio, createCallback) => {
const renderer = new mbgl.Map({
mode: "tile",
ratio: ratio,
request: function(req, callback) {
var protocol = req.url.split(':')[0];
request: (req, callback) => {
const protocol = req.url.split(':')[0];
//console.log('Handling request:', req);
if (protocol == 'sprites') {
var dir = options.paths[protocol];
var file = unescape(req.url).substring(protocol.length + 3);
fs.readFile(path.join(dir, file), function(err, data) {
if (protocol === 'sprites') {
const dir = options.paths[protocol];
const file = unescape(req.url).substring(protocol.length + 3);
fs.readFile(path.join(dir, file), (err, data) => {
callback(err, { data: data });
});
} else if (protocol == 'fonts') {
var parts = req.url.split('/');
var fontstack = unescape(parts[2]);
var range = parts[3].split('.')[0];
} else if (protocol === 'fonts') {
const parts = req.url.split('/');
const fontstack = unescape(parts[2]);
const range = parts[3].split('.')[0];
utils.getFontsPbf(
null, options.paths[protocol], fontstack, range, existingFonts
).then(function(concated) {
callback(null, {data: concated});
}, function(err) {
callback(err, {data: null});
).then(concated => {
callback(null, { data: concated });
}, err => {
callback(err, { data: null });
});
} else if (protocol == 'mbtiles') {
var parts = req.url.split('/');
var sourceId = parts[2];
var source = map.sources[sourceId];
var sourceInfo = styleJSON.sources[sourceId];
var z = parts[3] | 0,
} else if (protocol === 'mbtiles') {
const parts = req.url.split('/');
const sourceId = parts[2];
const source = map.sources[sourceId];
const sourceInfo = styleJSON.sources[sourceId];
const z = parts[3] | 0,
x = parts[4] | 0,
y = parts[5].split('.')[0] | 0,
format = parts[5].split('.')[1];
source.getTile(z, x, y, function(err, data, headers) {
source.getTile(z, x, y, (err, data, headers) => {
if (err) {
if (options.verbose) console.log('MBTiles error, serving empty', err);
createEmptyResponse(sourceInfo.format, sourceInfo.color, callback);
return;
}
var response = {};
const response = {};
if (headers['Last-Modified']) {
response.modified = new Date(headers['Last-Modified']);
}
if (format == 'pbf') {
if (format === 'pbf') {
try {
response.data = zlib.unzipSync(data);
}
catch (err) {
} catch (err) {
console.log("Skipping incorrect header for tile mbtiles://%s/%s/%s/%s.pbf", id, z, x, y);
}
if (options.dataDecoratorFunc) {
@ -206,22 +201,22 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
callback(null, response);
});
} else if (protocol == 'http' || protocol == 'https') {
} else if (protocol === 'http' || protocol === 'https') {
request({
url: req.url,
encoding: null,
gzip: true
}, function(err, res, body) {
var parts = url.parse(req.url);
var extension = path.extname(parts.pathname).toLowerCase();
var format = extensionToFormat[extension] || '';
}, (err, res, body) => {
const parts = url.parse(req.url);
const extension = path.extname(parts.pathname).toLowerCase();
const format = extensionToFormat[extension] || '';
if (err || res.statusCode < 200 || res.statusCode >= 300) {
// console.log('HTTP error', err || res.statusCode);
createEmptyResponse(format, '', callback);
return;
}
var response = {};
const response = {};
if (res.headers.modified) {
response.modified = new Date(res.headers.modified);
}
@ -245,16 +240,16 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
min: min,
max: max,
create: createRenderer.bind(null, ratio),
destroy: function(renderer) {
destroy: renderer => {
renderer.release();
}
});
};
var styleJSONPath = path.resolve(options.paths.styles, styleFile);
const styleJSONPath = path.resolve(options.paths.styles, styleFile);
styleJSON = clone(require(styleJSONPath));
var httpTester = /^(http(s)?:)?\/\//;
const httpTester = /^(http(s)?:)?\/\//;
if (styleJSON.sprite && !httpTester.test(styleJSON.sprite)) {
styleJSON.sprite = 'sprites://' +
styleJSON.sprite
@ -262,10 +257,10 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
.replace('{styleJsonFolder}', path.relative(options.paths.sprites, path.dirname(styleJSONPath)));
}
if (styleJSON.glyphs && !httpTester.test(styleJSON.glyphs)) {
styleJSON.glyphs = 'fonts://' + styleJSON.glyphs;
styleJSON.glyphs = `fonts://${styleJSON.glyphs}`;
}
(styleJSON.layers || []).forEach(function(layer) {
for (const layer of (styleJSON.layers || [])) {
if (layer && layer.paint) {
// Remove (flatten) 3D buildings
if (layer.paint['fill-extrusion-height']) {
@ -275,9 +270,9 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
layer.paint['fill-extrusion-base'] = 0;
}
}
});
}
var tileJSON = {
const tileJSON = {
'tilejson': '2.0.0',
'name': styleJSON.name,
'attribution': '',
@ -287,47 +282,47 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
'format': 'png',
'type': 'baselayer'
};
var attributionOverride = params.tilejson && params.tilejson.attribution;
const attributionOverride = params.tilejson && params.tilejson.attribution;
Object.assign(tileJSON, params.tilejson || {});
tileJSON.tiles = params.domains || options.domains;
utils.fixTileJSONCenter(tileJSON);
var dataProjWGStoInternalWGS = null;
let dataProjWGStoInternalWGS = null;
var queue = [];
Object.keys(styleJSON.sources).forEach(function(name) {
var source = styleJSON.sources[name];
var url = source.url;
const queue = [];
for (const name of Object.keys(styleJSON.sources)) {
let source = styleJSON.sources[name];
const url = source.url;
if (url && url.lastIndexOf('mbtiles:', 0) === 0) {
// found mbtiles source, replace with info from local file
delete source.url;
var mbtilesFile = url.substring('mbtiles://'.length);
var fromData = mbtilesFile[0] == '{' &&
mbtilesFile[mbtilesFile.length - 1] == '}';
let mbtilesFile = url.substring('mbtiles://'.length);
const fromData = mbtilesFile[0] === '{' &&
mbtilesFile[mbtilesFile.length - 1] === '}';
if (fromData) {
mbtilesFile = mbtilesFile.substr(1, mbtilesFile.length - 2);
var mapsTo = (params.mapping || {})[mbtilesFile];
const mapsTo = (params.mapping || {})[mbtilesFile];
if (mapsTo) {
mbtilesFile = mapsTo;
}
mbtilesFile = dataResolver(mbtilesFile);
if (!mbtilesFile) {
console.error('ERROR: data "' + mbtilesFile + '" not found!');
console.error(`ERROR: data "${mbtilesFile}" not found!`);
process.exit(1);
}
}
queue.push(new Promise(function(resolve, reject) {
queue.push(new Promise((resolve, reject) => {
mbtilesFile = path.resolve(options.paths.mbtiles, mbtilesFile);
var mbtilesFileStats = fs.statSync(mbtilesFile);
if (!mbtilesFileStats.isFile() || mbtilesFileStats.size == 0) {
throw Error('Not valid MBTiles file: ' + mbtilesFile);
const mbtilesFileStats = fs.statSync(mbtilesFile);
if (!mbtilesFileStats.isFile() || mbtilesFileStats.size === 0) {
throw Error(`Not valid MBTiles file: ${mbtilesFile}`);
}
map.sources[name] = new mbtiles(mbtilesFile, function(err) {
map.sources[name].getInfo(function(err, info) {
map.sources[name] = new MBTiles(mbtilesFile, err => {
map.sources[name].getInfo((err, info) => {
if (err) {
console.error(err);
return;
@ -335,19 +330,17 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
if (!dataProjWGStoInternalWGS && info.proj4) {
// how to do this for multiple sources with different proj4 defs?
var to3857 = proj4('EPSG:3857');
var toDataProj = proj4(info.proj4);
dataProjWGStoInternalWGS = function(xy) {
return to3857.inverse(toDataProj.forward(xy));
};
const to3857 = proj4('EPSG:3857');
const toDataProj = proj4(info.proj4);
dataProjWGStoInternalWGS = xy => to3857.inverse(toDataProj.forward(xy));
}
var type = source.type;
const type = source.type;
Object.assign(source, info);
source.type = type;
source.tiles = [
// meta url which will be detected when requested
'mbtiles://' + name + '/{z}/{x}/{y}.' + (info.format || 'pbf')
`mbtiles://${name}/{z}/{x}/{y}.${info.format || 'pbf'}`
];
delete source.scheme;
@ -367,49 +360,48 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
});
}));
}
});
}
var renderersReadyPromise = Promise.all(queue).then(function() {
const renderersReadyPromise = Promise.all(queue).then(() => {
// standard and @2x tiles are much more usual -> default to larger pools
var minPoolSizes = options.minRendererPoolSizes || [8, 4, 2];
var maxPoolSizes = options.maxRendererPoolSizes || [16, 8, 4];
for (var s = 1; s <= maxScaleFactor; s++) {
var i = Math.min(minPoolSizes.length - 1, s - 1);
var j = Math.min(maxPoolSizes.length - 1, s - 1);
var minPoolSize = minPoolSizes[i];
var maxPoolSize = Math.max(minPoolSize, maxPoolSizes[j]);
const minPoolSizes = options.minRendererPoolSizes || [8, 4, 2];
const maxPoolSizes = options.maxRendererPoolSizes || [16, 8, 4];
for (let s = 1; s <= maxScaleFactor; s++) {
const i = Math.min(minPoolSizes.length - 1, s - 1);
const j = Math.min(maxPoolSizes.length - 1, s - 1);
const minPoolSize = minPoolSizes[i];
const maxPoolSize = Math.max(minPoolSize, maxPoolSizes[j]);
map.renderers[s] = createPool(s, minPoolSize, maxPoolSize);
}
});
repo[id] = tileJSON;
var tilePattern = '/' + id + '/:z(\\d+)/:x(\\d+)/:y(\\d+)' +
':scale(' + scalePattern + ')?\.:format([\\w]+)';
const tilePattern = `/${id}/:z(\\d+)/:x(\\d+)/:y(\\d+):scale(${scalePattern})?.:format([\\w]+)`;
var respondImage = function(z, lon, lat, bearing, pitch,
const respondImage = (z, lon, lat, bearing, pitch,
width, height, scale, format, res, next,
opt_overlay) {
opt_overlay) => {
if (Math.abs(lon) > 180 || Math.abs(lat) > 85.06 ||
lon != lon || lat != lat) {
lon !== lon || lat !== lat) {
return res.status(400).send('Invalid center');
}
if (Math.min(width, height) <= 0 ||
Math.max(width, height) * scale > (options.maxSize || 2048) ||
width != width || height != height) {
width !== width || height !== height) {
return res.status(400).send('Invalid size');
}
if (format == 'png' || format == 'webp') {
} else if (format == 'jpg' || format == 'jpeg') {
if (format === 'png' || format === 'webp') {
} else if (format === 'jpg' || format === 'jpeg') {
format = 'jpeg';
} else {
return res.status(400).send('Invalid format');
}
var pool = map.renderers[scale];
pool.acquire(function(err, renderer) {
var mbglZ = Math.max(0, z - 1);
var params = {
const pool = map.renderers[scale];
pool.acquire((err, renderer) => {
const mbglZ = Math.max(0, z - 1);
const params = {
zoom: mbglZ,
center: [lon, lat],
bearing: bearing,
@ -417,25 +409,25 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
width: width,
height: height
};
if (z == 0) {
if (z === 0) {
params.width *= 2;
params.height *= 2;
}
var tileMargin = Math.max(options.tileMargin || 0, 0);
const tileMargin = Math.max(options.tileMargin || 0, 0);
if (z > 2 && tileMargin > 0) {
params.width += tileMargin * 2;
params.height += tileMargin * 2;
}
renderer.render(params, function(err, data) {
renderer.render(params, (err, data) => {
pool.release(renderer);
if (err) {
console.error(err);
return;
}
var image = sharp(data, {
const image = sharp(data, {
raw: {
width: params.width * scale,
height: params.height * scale,
@ -444,10 +436,15 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
});
if (z > 2 && tileMargin > 0) {
image.extract({ left: tileMargin * scale, top: tileMargin * scale, width: width * scale, height: height * scale });
image.extract({
left: tileMargin * scale,
top: tileMargin * scale,
width: width * scale,
height: height * scale
});
}
if (z == 0) {
if (z === 0) {
// HACK: when serving zoom 0, resize the 0 tile from 512 to 256
image.resize(width * scale, height * scale);
}
@ -456,8 +453,8 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
image.composite([{ input: opt_overlay }]);
}
if (watermark) {
var canvas = createCanvas(scale * width, scale * height);
var ctx = canvas.getContext('2d');
const canvas = createCanvas(scale * width, scale * height);
const ctx = canvas.getContext('2d');
ctx.scale(scale, scale);
ctx.font = '10px sans-serif';
ctx.strokeWidth = '1px';
@ -469,24 +466,24 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
image.composite([{ input: canvas.toBuffer() }]);
}
var formatQuality = (params.formatQuality || {})[format] ||
const formatQuality = (params.formatQuality || {})[format] ||
(options.formatQuality || {})[format];
if (format == 'png') {
image.png({adaptiveFiltering: false});
} else if (format == 'jpeg') {
image.jpeg({quality: formatQuality || 80});
} else if (format == 'webp') {
image.webp({quality: formatQuality || 90});
if (format === 'png') {
image.png({ adaptiveFiltering: false });
} else if (format === 'jpeg') {
image.jpeg({ quality: formatQuality || 80 });
} else if (format === 'webp') {
image.webp({ quality: formatQuality || 90 });
}
image.toBuffer(function(err, buffer, info) {
image.toBuffer((err, buffer, info) => {
if (!buffer) {
return res.status(404).send('Not found');
}
res.set({
'Last-Modified': lastModified,
'Content-Type': 'image/' + format
'Content-Type': `image/${format}`
});
return res.status(200).send(buffer);
});
@ -494,15 +491,15 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
});
};
app.get(tilePattern, function(req, res, next) {
var modifiedSince = req.get('if-modified-since'), cc = req.get('cache-control');
if (modifiedSince && (!cc || cc.indexOf('no-cache') == -1)) {
app.get(tilePattern, (req, res, next) => {
const modifiedSince = req.get('if-modified-since'), cc = req.get('cache-control');
if (modifiedSince && (!cc || cc.indexOf('no-cache') === -1)) {
if (new Date(lastModified) <= new Date(modifiedSince)) {
return res.sendStatus(304);
}
}
var z = req.params.z | 0,
const z = req.params.z | 0,
x = req.params.x | 0,
y = req.params.y | 0,
scale = getScale(req.params.scale),
@ -511,8 +508,8 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
z > 20 || x >= Math.pow(2, z) || y >= Math.pow(2, z)) {
return res.status(404).send('Out of bounds');
}
var tileSize = 256;
var tileCenter = mercator.ll([
const tileSize = 256;
const tileCenter = mercator.ll([
((x + 0.5) / (1 << z)) * (256 << z),
((y + 0.5) / (1 << z)) * (256 << z)
], z);
@ -520,14 +517,14 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
tileSize, tileSize, scale, format, res, next);
});
var extractPathFromQuery = function(query, transformer) {
var pathParts = (query.path || '').split('|');
var path = [];
pathParts.forEach(function(pair) {
var pairParts = pair.split(',');
if (pairParts.length == 2) {
var pair;
if (query.latlng == '1' || query.latlng == 'true') {
const extractPathFromQuery = (query, transformer) => {
const pathParts = (query.path || '').split('|');
const path = [];
for (const pair of pathParts) {
const pairParts = pair.split(',');
if (pairParts.length === 2) {
let pair;
if (query.latlng === '1' || query.latlng === 'true') {
pair = [+(pairParts[1]), +(pairParts[0])];
} else {
pair = [+(pairParts[0]), +(pairParts[1])];
@ -537,34 +534,34 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
}
path.push(pair);
}
});
}
return path;
};
var renderOverlay = function(z, x, y, bearing, pitch, w, h, scale,
path, query) {
const renderOverlay = (z, x, y, bearing, pitch, w, h, scale,
path, query) => {
if (!path || path.length < 2) {
return null;
}
var precisePx = function(ll, zoom) {
var px = mercator.px(ll, 20);
var scale = Math.pow(2, zoom - 20);
const precisePx = (ll, zoom) => {
const px = mercator.px(ll, 20);
const scale = Math.pow(2, zoom - 20);
return [px[0] * scale, px[1] * scale];
};
var center = precisePx([x, y], z);
const center = precisePx([x, y], z);
var mapHeight = 512 * (1 << z);
var maxEdge = center[1] + h / 2;
var minEdge = center[1] - h / 2;
const mapHeight = 512 * (1 << z);
const maxEdge = center[1] + h / 2;
const minEdge = center[1] - h / 2;
if (maxEdge > mapHeight) {
center[1] -= (maxEdge - mapHeight);
} else if (minEdge < 0) {
center[1] -= minEdge;
}
var canvas = createCanvas(scale * w, scale * h);
var ctx = canvas.getContext('2d');
const canvas = createCanvas(scale * w, scale * h);
const ctx = canvas.getContext('2d');
ctx.scale(scale, scale);
if (bearing) {
ctx.translate(w / 2, h / 2);
@ -574,18 +571,18 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
// optimized path
ctx.translate(-center[0] + w / 2, -center[1] + h / 2);
}
var lineWidth = query.width !== undefined ?
const lineWidth = query.width !== undefined ?
parseFloat(query.width) : 1;
ctx.lineWidth = lineWidth;
ctx.strokeStyle = query.stroke || 'rgba(0,64,255,0.7)';
ctx.fillStyle = query.fill || 'rgba(255,255,255,0.4)';
ctx.beginPath();
path.forEach(function(pair) {
var px = precisePx(pair, z);
for (const pair of path) {
const px = precisePx(pair, z);
ctx.lineTo(px[0], px[1]);
});
if (path[0][0] == path[path.length - 1][0] &&
path[0][1] == path[path.length - 1][1]) {
}
if (path[0][0] === path[path.length - 1][0] &&
path[0][1] === path[path.length - 1][1]) {
ctx.closePath();
}
ctx.fill();
@ -596,16 +593,16 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
return canvas.toBuffer();
};
var calcZForBBox = function(bbox, w, h, query) {
var z = 25;
const calcZForBBox = (bbox, w, h, query) => {
let z = 25;
var padding = query.padding !== undefined ?
const padding = query.padding !== undefined ?
parseFloat(query.padding) : 0.1;
var minCorner = mercator.px([bbox[0], bbox[3]], z),
const minCorner = mercator.px([bbox[0], bbox[3]], z),
maxCorner = mercator.px([bbox[2], bbox[1]], z);
var w_ = w / (1 + 2 * padding);
var h_ = h / (1 + 2 * padding);
const w_ = w / (1 + 2 * padding);
const h_ = h / (1 + 2 * padding);
z -= Math.max(
Math.log((maxCorner[0] - minCorner[0]) / w_),
@ -618,18 +615,17 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
};
if (options.serveStaticMaps !== false) {
var staticPattern =
'/' + id + '/static/:raw(raw)?/%s/:width(\\d+)x:height(\\d+)' +
':scale(' + scalePattern + ')?\.:format([\\w]+)';
const staticPattern =
`/${id}/static/:raw(raw)?/%s/:width(\\d+)x:height(\\d+):scale(${scalePattern})?.:format([\\w]+)`;
var centerPattern =
const centerPattern =
util.format(':x(%s),:y(%s),:z(%s)(@:bearing(%s)(,:pitch(%s))?)?',
FLOAT_PATTERN, FLOAT_PATTERN, FLOAT_PATTERN,
FLOAT_PATTERN, FLOAT_PATTERN);
app.get(util.format(staticPattern, centerPattern), function(req, res, next) {
var raw = req.params.raw;
var z = +req.params.z,
app.get(util.format(staticPattern, centerPattern), (req, res, next) => {
const raw = req.params.raw;
let z = +req.params.z,
x = +req.params.x,
y = +req.params.y,
bearing = +(req.params.bearing || '0'),
@ -643,35 +639,35 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
return res.status(404).send('Invalid zoom');
}
var transformer = raw ?
const transformer = raw ?
mercator.inverse.bind(mercator) : dataProjWGStoInternalWGS;
if (transformer) {
var ll = transformer([x, y]);
const ll = transformer([x, y]);
x = ll[0];
y = ll[1];
}
var path = extractPathFromQuery(req.query, transformer);
var overlay = renderOverlay(z, x, y, bearing, pitch, w, h, scale,
const path = extractPathFromQuery(req.query, transformer);
const overlay = renderOverlay(z, x, y, bearing, pitch, w, h, scale,
path, req.query);
return respondImage(z, x, y, bearing, pitch, w, h, scale, format,
res, next, overlay);
});
var serveBounds = function(req, res, next) {
var raw = req.params.raw;
var bbox = [+req.params.minx, +req.params.miny,
const serveBounds = (req, res, next) => {
const raw = req.params.raw;
const bbox = [+req.params.minx, +req.params.miny,
+req.params.maxx, +req.params.maxy];
var center = [(bbox[0] + bbox[2]) / 2, (bbox[1] + bbox[3]) / 2];
let center = [(bbox[0] + bbox[2]) / 2, (bbox[1] + bbox[3]) / 2];
var transformer = raw ?
const transformer = raw ?
mercator.inverse.bind(mercator) : dataProjWGStoInternalWGS;
if (transformer) {
var minCorner = transformer(bbox.slice(0, 2));
var maxCorner = transformer(bbox.slice(2));
const minCorner = transformer(bbox.slice(0, 2));
const maxCorner = transformer(bbox.slice(2));
bbox[0] = minCorner[0];
bbox[1] = minCorner[1];
bbox[2] = maxCorner[0];
@ -679,37 +675,37 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
center = transformer(center);
}
var w = req.params.width | 0,
const w = req.params.width | 0,
h = req.params.height | 0,
scale = getScale(req.params.scale),
format = req.params.format;
var z = calcZForBBox(bbox, w, h, req.query),
const z = calcZForBBox(bbox, w, h, req.query),
x = center[0],
y = center[1],
bearing = 0,
pitch = 0;
var path = extractPathFromQuery(req.query, transformer);
var overlay = renderOverlay(z, x, y, bearing, pitch, w, h, scale,
const path = extractPathFromQuery(req.query, transformer);
const overlay = renderOverlay(z, x, y, bearing, pitch, w, h, scale,
path, req.query);
return respondImage(z, x, y, bearing, pitch, w, h, scale, format,
res, next, overlay);
};
var boundsPattern =
const boundsPattern =
util.format(':minx(%s),:miny(%s),:maxx(%s),:maxy(%s)',
FLOAT_PATTERN, FLOAT_PATTERN, FLOAT_PATTERN, FLOAT_PATTERN);
app.get(util.format(staticPattern, boundsPattern), serveBounds);
app.get('/' + id + '/static/', function(req, res, next) {
for (var key in req.query) {
app.get(`/${id}/static/`, (req, res, next) => {
for (let key in req.query) {
req.query[key.toLowerCase()] = req.query[key];
}
req.params.raw = true;
req.params.format = (req.query.format || 'image/png').split('/').pop();
var bbox = (req.query.bbox || '').split(',');
const bbox = (req.query.bbox || '').split(',');
req.params.minx = bbox[0];
req.params.miny = bbox[1];
req.params.maxx = bbox[2];
@ -719,49 +715,49 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
if (req.query.scale) {
req.params.width /= req.query.scale;
req.params.height /= req.query.scale;
req.params.scale = '@' + req.query.scale;
req.params.scale = `@${req.query.scale}`;
}
return serveBounds(req, res, next);
});
var autoPattern = 'auto';
const autoPattern = 'auto';
app.get(util.format(staticPattern, autoPattern), function(req, res, next) {
var raw = req.params.raw;
var w = req.params.width | 0,
app.get(util.format(staticPattern, autoPattern), (req, res, next) => {
const raw = req.params.raw;
const w = req.params.width | 0,
h = req.params.height | 0,
bearing = 0,
pitch = 0,
scale = getScale(req.params.scale),
format = req.params.format;
var transformer = raw ?
const transformer = raw ?
mercator.inverse.bind(mercator) : dataProjWGStoInternalWGS;
var path = extractPathFromQuery(req.query, transformer);
const path = extractPathFromQuery(req.query, transformer);
if (path.length < 2) {
return res.status(400).send('Invalid path');
}
var bbox = [Infinity, Infinity, -Infinity, -Infinity];
path.forEach(function(pair) {
const bbox = [Infinity, Infinity, -Infinity, -Infinity];
for (const pair of path) {
bbox[0] = Math.min(bbox[0], pair[0]);
bbox[1] = Math.min(bbox[1], pair[1]);
bbox[2] = Math.max(bbox[2], pair[0]);
bbox[3] = Math.max(bbox[3], pair[1]);
});
}
var bbox_ = mercator.convert(bbox, '900913');
var center = mercator.inverse(
const bbox_ = mercator.convert(bbox, '900913');
const center = mercator.inverse(
[(bbox_[0] + bbox_[2]) / 2, (bbox_[1] + bbox_[3]) / 2]
);
var z = calcZForBBox(bbox, w, h, req.query),
const z = calcZForBBox(bbox, w, h, req.query),
x = center[0],
y = center[1];
var overlay = renderOverlay(z, x, y, bearing, pitch, w, h, scale,
const overlay = renderOverlay(z, x, y, bearing, pitch, w, h, scale,
path, req.query);
return respondImage(z, x, y, bearing, pitch, w, h, scale, format,
@ -769,15 +765,13 @@ module.exports = function(options, repo, params, id, publicUrl, dataResolver) {
});
}
app.get('/' + id + '.json', function(req, res, next) {
var info = clone(tileJSON);
app.get(`/${id}.json`, (req, res, next) => {
const info = clone(tileJSON);
info.tiles = utils.getTileUrls(req, info.tiles,
'styles/' + id, info.format, publicUrl);
`styles/${id}`, info.format, publicUrl);
return res.send(info);
});
return Promise.all([fontListingPromise, renderersReadyPromise]).then(function() {
return app;
});
return Promise.all([fontListingPromise, renderersReadyPromise]).then(() => app);
};

View file

@ -1,42 +1,42 @@
'use strict';
var path = require('path'),
fs = require('fs');
const path = require('path');
const fs = require('fs');
var clone = require('clone'),
express = require('express');
const clone = require('clone');
const express = require('express');
var utils = require('./utils');
const utils = require('./utils');
module.exports = function(options, repo, params, id, publicUrl, reportTiles, reportFont) {
var app = express().disable('x-powered-by');
module.exports = (options, repo, params, id, publicUrl, reportTiles, reportFont) => {
const app = express().disable('x-powered-by');
var styleFile = path.resolve(options.paths.styles, params.style);
const styleFile = path.resolve(options.paths.styles, params.style);
var styleJSON = clone(require(styleFile));
Object.keys(styleJSON.sources).forEach(function(name) {
var source = styleJSON.sources[name];
var url = source.url;
const styleJSON = clone(require(styleFile));
for (const name of Object.keys(styleJSON.sources)) {
const source = styleJSON.sources[name];
const url = source.url;
if (url && url.lastIndexOf('mbtiles:', 0) === 0) {
var mbtilesFile = url.substring('mbtiles://'.length);
var fromData = mbtilesFile[0] == '{' &&
mbtilesFile[mbtilesFile.length - 1] == '}';
let mbtilesFile = url.substring('mbtiles://'.length);
const fromData = mbtilesFile[0] === '{' &&
mbtilesFile[mbtilesFile.length - 1] === '}';
if (fromData) {
mbtilesFile = mbtilesFile.substr(1, mbtilesFile.length - 2);
var mapsTo = (params.mapping || {})[mbtilesFile];
const mapsTo = (params.mapping || {})[mbtilesFile];
if (mapsTo) {
mbtilesFile = mapsTo;
}
}
var identifier = reportTiles(mbtilesFile, fromData);
source.url = 'local://data/' + identifier + '.json';
const identifier = reportTiles(mbtilesFile, fromData);
source.url = `local://data/${identifier}.json`;
}
}
});
styleJSON.layers.forEach(function(obj) {
if (obj['type'] == 'symbol') {
var fonts = (obj['layout'] || {})['text-font'];
for(let obj of styleJSON.layers) {
if (obj['type'] === 'symbol') {
const fonts = (obj['layout'] || {})['text-font'];
if (fonts && fonts.length) {
fonts.forEach(reportFont);
} else {
@ -44,18 +44,18 @@ module.exports = function(options, repo, params, id, publicUrl, reportTiles, rep
reportFont('Arial Unicode MS Regular');
}
}
});
}
var spritePath;
let spritePath;
var httpTester = /^(http(s)?:)?\/\//;
const httpTester = /^(http(s)?:)?\/\//;
if (styleJSON.sprite && !httpTester.test(styleJSON.sprite)) {
spritePath = path.join(options.paths.sprites,
styleJSON.sprite
.replace('{style}', path.basename(styleFile, '.json'))
.replace('{styleJsonFolder}', path.relative(options.paths.sprites, path.dirname(styleFile)))
);
styleJSON.sprite = 'local://styles/' + id + '/sprite';
styleJSON.sprite = `local://styles/${id}/sprite`;
}
if (styleJSON.glyphs && !httpTester.test(styleJSON.glyphs)) {
styleJSON.glyphs = 'local://fonts/{fontstack}/{range}.pbf';
@ -63,31 +63,31 @@ module.exports = function(options, repo, params, id, publicUrl, reportTiles, rep
repo[id] = styleJSON;
app.get('/' + id + '/style.json', function(req, res, next) {
var fixUrl = function(url, opt_nokey, opt_nostyle) {
app.get(`/${id}/style.json`, (req, res, next) => {
const fixUrl = (url, opt_nokey, opt_nostyle) => {
if (!url || (typeof url !== 'string') || url.indexOf('local://') !== 0) {
return url;
}
var queryParams = [];
const queryParams = [];
if (!opt_nostyle && global.addStyleParam) {
queryParams.push('style=' + id);
queryParams.push(`style=${id}`);
}
if (!opt_nokey && req.query.key) {
queryParams.unshift('key=' + req.query.key);
queryParams.unshift(`key=${req.query.key}`);
}
var query = '';
let query = '';
if (queryParams.length) {
query = '?' + queryParams.join('&');
query = `?${queryParams.join('&')}`;
}
return url.replace(
'local://', utils.getPublicUrl(publicUrl, req)) + query;
};
var styleJSON_ = clone(styleJSON);
Object.keys(styleJSON_.sources).forEach(function(name) {
var source = styleJSON_.sources[name];
const styleJSON_ = clone(styleJSON);
for (const name of Object.keys(styleJSON_.sources)) {
const source = styleJSON_.sources[name];
source.url = fixUrl(source.url);
});
}
// mapbox-gl-js viewer cannot handle sprite urls with query
if (styleJSON_.sprite) {
styleJSON_.sprite = fixUrl(styleJSON_.sprite, true, true);
@ -98,21 +98,21 @@ module.exports = function(options, repo, params, id, publicUrl, reportTiles, rep
return res.send(styleJSON_);
});
app.get('/' + id + '/sprite:scale(@[23]x)?\.:format([\\w]+)',
function(req, res, next) {
app.get(`/${id}/sprite:scale(@[23]x)?.:format([\\w]+)`,
(req, res, next) => {
if (!spritePath) {
return res.status(404).send('File not found');
}
var scale = req.params.scale,
const scale = req.params.scale,
format = req.params.format;
var filename = spritePath + (scale || '') + '.' + format;
return fs.readFile(filename, function(err, data) {
const filename = `${spritePath + (scale || '')}.${format}`;
return fs.readFile(filename, (err, data) => {
if (err) {
console.log('Sprite load error:', filename);
return res.status(404).send('File not found');
} else {
if (format == 'json') res.header('Content-type', 'application/json');
if (format == 'png') res.header('Content-type', 'image/png');
if (format === 'json') res.header('Content-type', 'application/json');
if (format === 'png') res.header('Content-type', 'image/png');
return res.send(data);
}
});

View file

@ -4,25 +4,25 @@
process.env.UV_THREADPOOL_SIZE =
Math.ceil(Math.max(4, require('os').cpus().length * 1.5));
var fs = require('fs'),
path = require('path');
const fs = require('fs');
const path = require('path');
var clone = require('clone'),
cors = require('cors'),
enableShutdown = require('http-shutdown'),
express = require('express'),
handlebars = require('handlebars'),
mercator = new (require('@mapbox/sphericalmercator'))(),
morgan = require('morgan');
const clone = require('clone');
const cors = require('cors');
const enableShutdown = require('http-shutdown');
const express = require('express');
const handlebars = require('handlebars');
const mercator = new (require('@mapbox/sphericalmercator'))();
const morgan = require('morgan');
var packageJson = require('../package'),
serve_font = require('./serve_font'),
serve_rendered = null,
serve_style = require('./serve_style'),
serve_data = require('./serve_data'),
utils = require('./utils');
const packageJson = require('../package');
const serve_font = require('./serve_font');
const serve_style = require('./serve_style');
const serve_data = require('./serve_data');
const utils = require('./utils');
var isLight = packageJson.name.slice(-6) == '-light';
let serve_rendered = null;
const isLight = packageJson.name.slice(-6) === '-light';
if (!isLight) {
// do not require `serve_rendered` in the light package
serve_rendered = require('./serve_rendered');
@ -31,7 +31,7 @@ if (!isLight) {
function start(opts) {
console.log('Starting server');
var app = express().disable('x-powered-by'),
const app = express().disable('x-powered-by'),
serving = {
styles: {},
rendered: {},
@ -42,16 +42,16 @@ function start(opts) {
app.enable('trust proxy');
if (process.env.NODE_ENV !== 'test') {
var defaultLogFormat = process.env.NODE_ENV == 'production' ? 'tiny' : 'dev';
var logFormat = opts.logFormat || defaultLogFormat;
const defaultLogFormat = process.env.NODE_ENV === 'production' ? 'tiny' : 'dev';
const logFormat = opts.logFormat || defaultLogFormat;
app.use(morgan(logFormat, {
stream: opts.logFile ? fs.createWriteStream(opts.logFile, { flags: 'a' }) : process.stdout,
skip: function(req, res) { return opts.silent && (res.statusCode == 200 || res.statusCode == 304) }
skip: (req, res) => opts.silent && (res.statusCode === 200 || res.statusCode === 304)
}));
}
var config = opts.config || null;
var configPath = null;
let config = opts.config || null;
let configPath = null;
if (opts.configPath) {
configPath = path.resolve(opts.configPath);
try {
@ -67,8 +67,8 @@ function start(opts) {
process.exit(1);
}
var options = config.options || {};
var paths = options.paths || {};
const options = config.options || {};
const paths = options.paths || {};
options.paths = paths;
paths.root = path.resolve(
configPath ? path.dirname(configPath) : process.cwd(),
@ -78,11 +78,11 @@ function start(opts) {
paths.sprites = path.resolve(paths.root, paths.sprites || '');
paths.mbtiles = path.resolve(paths.root, paths.mbtiles || '');
var startupPromises = [];
const startupPromises = [];
var checkPath = function(type) {
const checkPath = type => {
if (!fs.existsSync(paths[type])) {
console.error('The specified path for "' + type + '" does not exist (' + paths[type] + ').');
console.error(`The specified path for "${type}" does not exist (${paths[type]}).`);
process.exit(1);
}
};
@ -97,50 +97,50 @@ function start(opts) {
} catch (e) {}
}
var data = clone(config.data || {});
const data = clone(config.data || {});
if (opts.cors) {
app.use(cors());
}
Object.keys(config.styles || {}).forEach(function(id) {
var item = config.styles[id];
if (!item.style || item.style.length == 0) {
console.log('Missing "style" property for ' + id);
return;
for (const id of Object.keys(config.styles || {})) {
const item = config.styles[id];
if (!item.style || item.style.length === 0) {
console.log(`Missing "style" property for ${id}`);
continue;
}
if (item.serve_data !== false) {
startupPromises.push(serve_style(options, serving.styles, item, id, opts.publicUrl,
function(mbtiles, fromData) {
var dataItemId;
Object.keys(data).forEach(function(id) {
(mbtiles, fromData) => {
let dataItemId;
for (const id of Object.keys(data)) {
if (fromData) {
if (id == mbtiles) {
if (id === mbtiles) {
dataItemId = id;
}
} else {
if (data[id].mbtiles == mbtiles) {
if (data[id].mbtiles === mbtiles) {
dataItemId = id;
}
}
});
}
if (dataItemId) { // mbtiles exist in the data config
return dataItemId;
} else if (fromData) {
console.log('ERROR: data "' + mbtiles + '" not found!');
console.log(`ERROR: data "${mbtiles}" not found!`);
process.exit(1);
} else {
var id = mbtiles.substr(0, mbtiles.lastIndexOf('.')) || mbtiles;
let id = mbtiles.substr(0, mbtiles.lastIndexOf('.')) || mbtiles;
while (data[id]) id += '_';
data[id] = {
'mbtiles': mbtiles
};
return id;
}
}, function(font) {
}, font => {
serving.fonts[font] = true;
}).then(function(sub) {
}).then(sub => {
app.use('/styles/', sub);
}));
}
@ -148,16 +148,16 @@ function start(opts) {
if (serve_rendered) {
startupPromises.push(
serve_rendered(options, serving.rendered, item, id, opts.publicUrl,
function(mbtiles) {
var mbtilesFile;
Object.keys(data).forEach(function(id) {
if (id == mbtiles) {
mbtiles => {
let mbtilesFile;
for (const id of Object.keys(data)) {
if (id === mbtiles) {
mbtilesFile = data[id].mbtiles;
}
});
}
return mbtilesFile;
}
).then(function(sub) {
).then(sub => {
app.use('/styles/', sub);
})
);
@ -165,68 +165,67 @@ function start(opts) {
item.serve_rendered = false;
}
}
});
}
startupPromises.push(
serve_font(options, serving.fonts).then(function(sub) {
serve_font(options, serving.fonts).then(sub => {
app.use('/', sub);
})
);
Object.keys(data).forEach(function(id) {
var item = data[id];
if (!item.mbtiles || item.mbtiles.length == 0) {
console.log('Missing "mbtiles" property for ' + id);
return;
for (const id of Object.keys(data)) {
const item = data[id];
if (!item.mbtiles || item.mbtiles.length === 0) {
console.log(`Missing "mbtiles" property for ${id}`);
continue;
}
startupPromises.push(
serve_data(options, serving.data, item, id, serving.styles, opts.publicUrl).then(function(sub) {
serve_data(options, serving.data, item, id, serving.styles, opts.publicUrl).then(sub => {
app.use('/data/', sub);
})
);
});
}
app.get('/styles.json', function(req, res, next) {
var result = [];
var query = req.query.key ? ('?key=' + req.query.key) : '';
Object.keys(serving.styles).forEach(function(id) {
var styleJSON = serving.styles[id];
app.get('/styles.json', (req, res, next) => {
const result = [];
const query = req.query.key ? (`?key=${req.query.key}`) : '';
for (const id of Object.keys(serving.styles)) {
const styleJSON = serving.styles[id];
result.push({
version: styleJSON.version,
name: styleJSON.name,
id: id,
url: utils.getPublicUrl(opts.publicUrl, req) +
'styles/' + id + '/style.json' + query
});
url: `${utils.getPublicUrl(opts.publicUrl, req)}styles/${id}/style.json${query}`
});
}
res.send(result);
});
var addTileJSONs = function(arr, req, type) {
Object.keys(serving[type]).forEach(function(id) {
var info = clone(serving[type][id]);
var path = '';
if (type == 'rendered') {
path = 'styles/' + id;
const addTileJSONs = (arr, req, type) => {
for (const id of Object.keys(serving[type])) {
const info = clone(serving[type][id]);
let path = '';
if (type === 'rendered') {
path = `styles/${id}`;
} else {
path = type + '/' + id;
path = `${type}/${id}`;
}
info.tiles = utils.getTileUrls(req, info.tiles, path, info.format, opts.publicUrl, {
'pbf': options.pbfAlias
});
arr.push(info);
});
}
return arr;
};
app.get('/rendered.json', function(req, res, next) {
app.get('/rendered.json', (req, res, next) => {
res.send(addTileJSONs([], req, 'rendered'));
});
app.get('/data.json', function(req, res, next) {
app.get('/data.json', (req, res, next) => {
res.send(addTileJSONs([], req, 'data'));
});
app.get('/index.json', function(req, res, next) {
app.get('/index.json', (req, res, next) => {
res.send(addTileJSONs(addTileJSONs([], req, 'rendered'), req, 'data'));
});
@ -234,10 +233,10 @@ function start(opts) {
// serve web presentations
app.use('/', express.static(path.join(__dirname, '../public/resources')));
var templates = path.join(__dirname, '../public/templates');
var serveTemplate = function(urlPath, template, dataGetter) {
var templateFile = templates + '/' + template + '.tmpl';
if (template == 'index') {
const templates = path.join(__dirname, '../public/templates');
const serveTemplate = (urlPath, template, dataGetter) => {
let templateFile = `${templates}/${template}.tmpl`;
if (template === 'index') {
if (options.frontPage === false) {
return;
} else if (options.frontPage &&
@ -245,29 +244,29 @@ function start(opts) {
templateFile = path.resolve(paths.root, options.frontPage);
}
}
startupPromises.push(new Promise(function(resolve, reject) {
fs.readFile(templateFile, function(err, content) {
startupPromises.push(new Promise((resolve, reject) => {
fs.readFile(templateFile, (err, content) => {
if (err) {
err = new Error('Template not found: ' + err.message);
err = new Error(`Template not found: ${err.message}`);
reject(err);
return;
}
var compiled = handlebars.compile(content.toString());
const compiled = handlebars.compile(content.toString());
app.use(urlPath, function(req, res, next) {
var data = {};
app.use(urlPath, (req, res, next) => {
let data = {};
if (dataGetter) {
data = dataGetter(req);
if (!data) {
return res.status(404).send('Not found');
}
}
data['server_version'] = packageJson.name + ' v' + packageJson.version;
data['server_version'] = `${packageJson.name} v${packageJson.version}`;
data['public_url'] = opts.publicUrl || '/';
data['is_light'] = isLight;
data['key_query_part'] =
req.query.key ? 'key=' + req.query.key + '&amp;' : '';
data['key_query'] = req.query.key ? '?key=' + req.query.key : '';
req.query.key ? `key=${req.query.key}&amp;` : '';
data['key_query'] = req.query.key ? `?key=${req.query.key}` : '';
if (template === 'wmts') res.set('Content-Type', 'text/xml');
return res.status(200).send(compiled(data));
});
@ -276,59 +275,49 @@ function start(opts) {
}));
};
serveTemplate('/$', 'index', function(req) {
var styles = clone(config.styles || {});
Object.keys(styles).forEach(function(id) {
var style = styles[id];
serveTemplate('/$', 'index', req => {
const styles = clone(config.styles || {});
for (const id of Object.keys(styles)) {
const style = styles[id];
style.name = (serving.styles[id] || serving.rendered[id] || {}).name;
style.serving_data = serving.styles[id];
style.serving_rendered = serving.rendered[id];
if (style.serving_rendered) {
var center = style.serving_rendered.center;
const center = style.serving_rendered.center;
if (center) {
style.viewer_hash = '#' + center[2] + '/' +
center[1].toFixed(5) + '/' +
center[0].toFixed(5);
style.viewer_hash = `#${center[2]}/${center[1].toFixed(5)}/${center[0].toFixed(5)}`;
var centerPx = mercator.px([center[0], center[1]], center[2]);
style.thumbnail = center[2] + '/' +
Math.floor(centerPx[0] / 256) + '/' +
Math.floor(centerPx[1] / 256) + '.png';
const centerPx = mercator.px([center[0], center[1]], center[2]);
style.thumbnail = `${center[2]}/${Math.floor(centerPx[0] / 256)}/${Math.floor(centerPx[1] / 256)}.png`;
}
var tiles = utils.getTileUrls(
style.xyz_link = utils.getTileUrls(
req, style.serving_rendered.tiles,
'styles/' + id, style.serving_rendered.format, opts.publicUrl);
style.xyz_link = tiles[0];
`styles/${id}`, style.serving_rendered.format, opts.publicUrl)[0];
}
});
var data = clone(serving.data || {});
Object.keys(data).forEach(function(id) {
var data_ = data[id];
var center = data_.center;
}
const data = clone(serving.data || {});
for (const id of Object.keys(data)) {
const data_ = data[id];
const center = data_.center;
if (center) {
data_.viewer_hash = '#' + center[2] + '/' +
center[1].toFixed(5) + '/' +
center[0].toFixed(5);
data_.viewer_hash = `#${center[2]}/${center[1].toFixed(5)}/${center[0].toFixed(5)}`;
}
data_.is_vector = data_.format == 'pbf';
data_.is_vector = data_.format === 'pbf';
if (!data_.is_vector) {
if (center) {
var centerPx = mercator.px([center[0], center[1]], center[2]);
data_.thumbnail = center[2] + '/' +
Math.floor(centerPx[0] / 256) + '/' +
Math.floor(centerPx[1] / 256) + '.' + data_.format;
const centerPx = mercator.px([center[0], center[1]], center[2]);
data_.thumbnail = `${center[2]}/${Math.floor(centerPx[0] / 256)}/${Math.floor(centerPx[1] / 256)}.${data_.format}`;
}
var tiles = utils.getTileUrls(
req, data_.tiles, 'data/' + id, data_.format, opts.publicUrl, {
data_.xyz_link = utils.getTileUrls(
req, data_.tiles, `data/${id}`, data_.format, opts.publicUrl, {
'pbf': options.pbfAlias
});
data_.xyz_link = tiles[0];
})[0];
}
if (data_.filesize) {
var suffix = 'kB';
var size = parseInt(data_.filesize, 10) / 1024;
let suffix = 'kB';
let size = parseInt(data_.filesize, 10) / 1024;
if (size > 1024) {
suffix = 'MB';
size /= 1024;
@ -337,18 +326,18 @@ function start(opts) {
suffix = 'GB';
size /= 1024;
}
data_.formatted_filesize = size.toFixed(2) + ' ' + suffix;
data_.formatted_filesize = `${size.toFixed(2)} ${suffix}`;
}
}
});
return {
styles: Object.keys(styles).length ? styles : null,
data: Object.keys(data).length ? data : null
};
});
serveTemplate('/styles/:id/$', 'viewer', function(req) {
var id = req.params.id;
var style = clone((config.styles || {})[id]);
serveTemplate('/styles/:id/$', 'viewer', req => {
const id = req.params.id;
const style = clone((config.styles || {})[id]);
if (!style) {
return null;
}
@ -364,9 +353,9 @@ function start(opts) {
return res.redirect(301, '/styles/' + req.params.id + '/');
});
*/
serveTemplate('/styles/:id/wmts.xml', 'wmts', function(req) {
var id = req.params.id;
var wmts = clone((config.styles || {})[id]);
serveTemplate('/styles/:id/wmts.xml', 'wmts', req => {
const id = req.params.id;
const wmts = clone((config.styles || {})[id]);
if (!wmts) {
return null;
}
@ -375,27 +364,27 @@ function start(opts) {
}
wmts.id = id;
wmts.name = (serving.styles[id] || serving.rendered[id]).name;
wmts.baseUrl = (req.get('X-Forwarded-Protocol')?req.get('X-Forwarded-Protocol'):req.protocol) + '://' + req.get('host');
wmts.baseUrl = `${req.get('X-Forwarded-Protocol') ? req.get('X-Forwarded-Protocol') : req.protocol}://${req.get('host')}`;
return wmts;
});
serveTemplate('/data/:id/$', 'data', function(req) {
var id = req.params.id;
var data = clone(serving.data[id]);
serveTemplate('/data/:id/$', 'data', req => {
const id = req.params.id;
const data = clone(serving.data[id]);
if (!data) {
return null;
}
data.id = id;
data.is_vector = data.format == 'pbf';
data.is_vector = data.format === 'pbf';
return data;
});
var startupComplete = false;
var startupPromise = Promise.all(startupPromises).then(function() {
let startupComplete = false;
const startupPromise = Promise.all(startupPromises).then(() => {
console.log('Startup complete');
startupComplete = true;
});
app.get('/health', function(req, res, next) {
app.get('/health', (req, res, next) => {
if (startupComplete) {
return res.status(200).send('OK');
} else {
@ -403,12 +392,12 @@ function start(opts) {
}
});
var server = app.listen(process.env.PORT || opts.port, process.env.BIND || opts.bind, function() {
var address = this.address().address;
const server = app.listen(process.env.PORT || opts.port, process.env.BIND || opts.bind, function () {
let address = this.address().address;
if (address.indexOf('::') === 0) {
address = '[' + address + ']'; // literal IPv6 address
address = `[${address}]`; // literal IPv6 address
}
console.log('Listening at http://%s:%d/', address, this.address().port);
console.log(`Listening at http://${address}:${this.address().port}/`);
});
// add server.shutdown() to gracefully stop serving
@ -421,27 +410,27 @@ function start(opts) {
};
}
module.exports = function(opts) {
var running = start(opts);
module.exports = opts => {
const running = start(opts);
running.startupPromise.catch(function(err) {
running.startupPromise.catch(err => {
console.error(err.message);
process.exit(1);
});
process.on('SIGINT', function() {
process.on('SIGINT', () => {
process.exit();
});
process.on('SIGHUP', function() {
process.on('SIGHUP', () => {
console.log('Stopping server and reloading config');
running.server.shutdown(function() {
for (var key in require.cache) {
running.server.shutdown(() => {
for (const key in require.cache) {
delete require.cache[key];
}
var restarted = start(opts);
const restarted = start(opts);
running.server = restarted.server;
running.app = restarted.app;
});

View file

@ -1,75 +1,72 @@
'use strict';
var path = require('path'),
fs = require('fs');
const path = require('path');
const fs = require('fs');
var clone = require('clone'),
glyphCompose = require('glyph-pbf-composite');
const clone = require('clone');
const glyphCompose = require('glyph-pbf-composite');
module.exports.getPublicUrl = function(publicUrl, req) {
return publicUrl || (req.protocol + '://' + req.headers.host + '/')
}
module.exports.getPublicUrl = (publicUrl, req) => publicUrl || `${req.protocol}://${req.headers.host}/`;
module.exports.getTileUrls = function(req, domains, path, format, publicUrl, aliases) {
module.exports.getTileUrls = (req, domains, path, format, publicUrl, aliases) => {
if (domains) {
if (domains.constructor === String && domains.length > 0) {
domains = domains.split(',');
}
var host = req.headers.host;
var hostParts = host.split('.');
var relativeSubdomainsUsable = hostParts.length > 1 &&
const host = req.headers.host;
const hostParts = host.split('.');
const relativeSubdomainsUsable = hostParts.length > 1 &&
!/^([0-9]{1,3}\.){3}[0-9]{1,3}(\:[0-9]+)?$/.test(host);
var newDomains = [];
domains.forEach(function(domain) {
const newDomains = [];
for (const domain of domains) {
if (domain.indexOf('*') !== -1) {
if (relativeSubdomainsUsable) {
var newParts = hostParts.slice(1);
const newParts = hostParts.slice(1);
newParts.unshift(domain.replace('*', hostParts[0]));
newDomains.push(newParts.join('.'));
}
} else {
newDomains.push(domain);
}
});
}
domains = newDomains;
}
if (!domains || domains.length == 0) {
domains = [req.headers.host];
}
var key = req.query.key;
var queryParams = [];
const key = req.query.key;
const queryParams = [];
if (req.query.key) {
queryParams.push('key=' + req.query.key);
queryParams.push(`key=${req.query.key}`);
}
if (req.query.style) {
queryParams.push('style=' + req.query.style);
queryParams.push(`style=${req.query.style}`);
}
var query = queryParams.length > 0 ? ('?' + queryParams.join('&')) : '';
const query = queryParams.length > 0 ? (`?${queryParams.join('&')}`) : '';
if (aliases && aliases[format]) {
format = aliases[format];
}
var uris = [];
const uris = [];
if (!publicUrl) {
domains.forEach(function(domain) {
uris.push(req.protocol + '://' + domain + '/' + path +
'/{z}/{x}/{y}.' + format + query);
});
for (const domain of domains) {
uris.push(`${req.protocol}://${domain}/${path}/{z}/{x}/{y}.${format}${query}`);
}
} else {
uris.push(publicUrl + path + '/{z}/{x}/{y}.' + format + query)
uris.push(`${publicUrl}${path}/{z}/{x}/{y}.${format}${query}`)
}
return uris;
};
module.exports.fixTileJSONCenter = function(tileJSON) {
module.exports.fixTileJSONCenter = tileJSON => {
if (tileJSON.bounds && !tileJSON.center) {
var fitWidth = 1024;
var tiles = fitWidth / 256;
const fitWidth = 1024;
const tiles = fitWidth / 256;
tileJSON.center = [
(tileJSON.bounds[0] + tileJSON.bounds[2]) / 2,
(tileJSON.bounds[1] + tileJSON.bounds[3]) / 2,
@ -81,58 +78,54 @@ module.exports.fixTileJSONCenter = function(tileJSON) {
}
};
var getFontPbf = function(allowedFonts, fontPath, name, range, fallbacks) {
return new Promise(function(resolve, reject) {
const getFontPbf = (allowedFonts, fontPath, name, range, fallbacks) => new Promise((resolve, reject) => {
if (!allowedFonts || (allowedFonts[name] && fallbacks)) {
var filename = path.join(fontPath, name, range + '.pbf');
const filename = path.join(fontPath, name, `${range}.pbf`);
if (!fallbacks) {
fallbacks = clone(allowedFonts || {});
}
delete fallbacks[name];
fs.readFile(filename, function(err, data) {
fs.readFile(filename, (err, data) => {
if (err) {
console.error('ERROR: Font not found:', name);
console.error(`ERROR: Font not found: ${name}`);
if (fallbacks && Object.keys(fallbacks).length) {
var fallbackName;
let fallbackName;
var fontStyle = name.split(' ').pop();
let fontStyle = name.split(' ').pop();
if (['Regular', 'Bold', 'Italic'].indexOf(fontStyle) < 0) {
fontStyle = 'Regular';
}
fallbackName = 'Noto Sans ' + fontStyle;
fallbackName = `Noto Sans ${fontStyle}`;
if (!fallbacks[fallbackName]) {
fallbackName = 'Open Sans ' + fontStyle;
fallbackName = `Open Sans ${fontStyle}`;
if (!fallbacks[fallbackName]) {
fallbackName = Object.keys(fallbacks)[0];
}
}
console.error('ERROR: Trying to use', fallbackName, 'as a fallback');
console.error(`ERROR: Trying to use ${fallbackName} as a fallback`);
delete fallbacks[fallbackName];
getFontPbf(null, fontPath, fallbackName, range, fallbacks).then(resolve, reject);
} else {
reject('Font load error: ' + name);
reject(`Font load error: ${name}`);
}
} else {
resolve(data);
}
});
} else {
reject('Font not allowed: ' + name);
reject(`Font not allowed: ${name}`);
}
});
};
});
module.exports.getFontsPbf = function(allowedFonts, fontPath, names, range, fallbacks) {
var fonts = names.split(',');
var queue = [];
fonts.forEach(function(font) {
module.exports.getFontsPbf = (allowedFonts, fontPath, names, range, fallbacks) => {
const fonts = names.split(',');
const queue = [];
for (const font of fonts) {
queue.push(
getFontPbf(allowedFonts, fontPath, font, range, clone(allowedFonts || fallbacks))
);
});
}
return Promise.all(queue).then(function(values) {
return glyphCompose.combine(values);
});
return Promise.all(queue).then(values => glyphCompose.combine(values));
};