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140 lines
4.2 KiB
140 lines
4.2 KiB
#!/usr/bin/env node
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"use strict";
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var dope = require("console-dope"),
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http = require("http"),
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cliArgs = require("command-line-args"),
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o = require("object-tools"),
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t = require("typical"),
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path = require("path"),
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loadConfig = require("config-master"),
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homePath = require("home-path"),
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logStats = require("stream-log-stats"),
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connect = require("connect"),
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morgan = require("morgan"),
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serveStatic = require("serve-static"),
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directory = require("serve-index"),
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compress = require("compression"),
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cliOptions = require("../lib/cli-options");
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/* specify the command line arg definitions and usage forms */
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var cli = cliArgs(cliOptions);
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var usage = cli.usage({
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forms: [
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"$ ws <server options>",
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"$ ws --config",
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"$ ws --help"
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]
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});
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/* parse command line args */
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try {
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var argv = cli.parse();
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} catch(err){
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halt(err.message);
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}
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/* Load and merge together options from
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- ~/.local-web-server.json
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- {cwd}/.local-web-server.json
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- the `local-web-server` property of {cwd}/package.json
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*/
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var storedConfig = loadConfig(
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path.join(homePath(), ".local-web-server.json"),
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path.join(process.cwd(), ".local-web-server.json"),
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{ jsonPath: path.join(process.cwd(), "package.json"), configProperty: "local-web-server" }
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);
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var builtInDefaults = {
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port: 8000,
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directory: process.cwd(),
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"refresh-rate": 500
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};
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/* override built-in defaults with stored config and then command line args */
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argv.Server = o.extend(builtInDefaults, storedConfig, argv.Server);
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/* user input validation */
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var logFormat = argv.Server["log-format"];
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if (!t.isNumber(argv.Server.port)) {
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halt("please supply a numeric port value");
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}
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if (argv.Misc.config){
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dope.log("Stored config: ");
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dope.log(storedConfig);
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process.exit(0);
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} else if (argv.Misc.help){
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dope.log(usage);
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} else {
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process.on("SIGINT", function(){
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dope.showCursor();
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dope.log();
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process.exit(0);
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});
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var app = connect();
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/* enable cross-origin requests on all resources */
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app.use(function(req, res, next){
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res.setHeader("Access-Control-Allow-Origin", "*");
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next();
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});
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/* log using --log-format (if supplied) */
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if(logFormat) {
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if (logFormat === "none"){
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// do nothing, no logging required
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} else {
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if (logFormat === "logstalgia"){
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/* customised logger :date token, purely to satisfy Logstalgia. */
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morgan.token("date", function(){
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var a = new Date();
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return (a.getDate() + "/" + a.getUTCMonth() + "/" + a.getFullYear() + ":" + a.toTimeString())
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.replace("GMT", "").replace(" (BST)", "");
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});
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logFormat = "default";
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}
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app.use(morgan(logFormat));
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}
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/* if no `--log-format` was specified, pipe the default format output
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into `log-stats`, which prints statistics to the console */
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} else {
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dope.hideCursor();
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app.use(morgan({ stream: logStats({ refreshRate: argv.Server["refresh-rate"] }) }));
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}
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/* --compress enables compression */
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if (argv.Server.compress) app.use(compress());
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/* enable static file server, including directory browsing support */
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app.use(serveStatic(path.resolve(argv.Server.directory)))
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.use(directory(path.resolve(argv.Server.directory), { icons: true }));
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/* launch server */
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http.createServer(app)
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.on("error", function(err){
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if (err.code === "EADDRINUSE"){
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halt("port " + argv.Server.port + " is already is use");
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} else {
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halt(err.message);
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}
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})
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.listen(argv.Server.port);
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/* write launch information to stderr (stdout is reserved for web log output) */
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if (path.resolve(argv.Server.directory) === process.cwd()){
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dope.error("serving at %underline{%s}", "http://localhost:" + argv.Server.port);
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} else {
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dope.error("serving %underline{%s} at %underline{%s}", argv.Server.directory, "http://localhost:" + argv.Server.port);
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}
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}
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function halt(message){
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dope.red.log("Error: %s", message);
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dope.log(usage);
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process.exit(1);
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}
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