jackson/lib/cli.js

Jackson, the web application framework

// Generated by CoffeeScript 1.7.1
(function() {
  var CLI, clone, extend, fs, jacksonVersion, minimist, open, paramCase, pascalCase, path, snakeCase, spawn, _ref,
    __slice = [].slice,
    __hasProp = {}.hasOwnProperty;

  fs = require('fs');

  path = require('path');

  spawn = require('child_process').spawn;

  minimist = require('minimist');

  pascalCase = require('pascal-case');

  snakeCase = require('snake-case');

  paramCase = require('param-case');

  open = require('open');

  _ref = require('./util'), jacksonVersion = _ref.jacksonVersion, extend = _ref.extend, clone = _ref.clone;

  CLI = (function() {
    function CLI(app, argv) {
      this.app = app;
      this.argv = argv || process.argv.slice(2);
      this.args = minimist(this.argv);
      this.commands = clone(this.jacksonCommands);
      if (this.app) {
        extend(this.commands, this.appCommands);
      }
    }

    CLI.prototype.run = function() {
      var arg, command, handler, params, value, _ref1, _ref2;
      _ref1 = this.args._, command = _ref1[0], params = 2 <= _ref1.length ? __slice.call(_ref1, 1) : [];
      _ref2 = this.args;
      for (arg in _ref2) {
        if (!__hasProp.call(_ref2, arg)) continue;
        value = _ref2[arg];
        if (value === true && !command) {
          if (this.commands[arg]) {
            command = arg;
          }
        }
      }
      command || (command = 'default');
      handler = this.handler(command);
      if (handler) {
        handler.apply(this, params);
        return true;
      } else {
        this.handler('missing').apply(this, this.args._);
        return false;
      }
    };

    CLI.prototype.printUsage = function() {
      var command, usage;
      command = arguments[0], usage = 2 <= arguments.length ? __slice.call(arguments, 1) : [];
      return console.log.apply(console, ["usage:", "jack".yellow, command.yellow].concat(__slice.call(usage)));
    };

    CLI.prototype.handler = function(command) {
      var handler;
      handler = this.commands[command];
      while (typeof handler === 'string') {
        handler = this.commands[handler];
      }
      return handler;
    };

    CLI.prototype.jacksonCommands = {
      "default": 'help',
      missing: 'help',
      h: 'help',
      help: function() {
        var appHelp, jacksonHelp, versionString;
        versionString = "Jackson v" + jacksonVersion;
        console.log(Array(versionString.length + 1).join("-"));
        console.log(versionString);
        console.log(Array(versionString.length + 1).join("-"));
        console.log();
        jacksonHelp = "Jackson commands:\n  " + 'new'.yellow + ": Create a new Jackson project\n    usage: jack new MyApp";
        appHelp = "Application commands:\n  " + 'server'.yellow + ": Start the web server (alias 's')\n    --port=1234 - Listen on a port (default, alias '-p')\n    --host=localhost - Bind to a specific host when listening on a port\n    --socket=/path/to/socket - Listen on a socket\n\n    --open - Open the URL in your default web browser after listening\n\n  " + 'repl'.yellow + ": Start a REPL (alias 'r')";
        if (this.app) {
          console.log(jacksonHelp);
          console.log("");
          return console.log(appHelp);
        } else {
          return console.log(jacksonHelp);
        }
      },
      "new": function(applicationName, directory) {
        var copyFiles, install, skelDir, vars;
        if (!applicationName) {
          this.printUsage("new", "MyApp".white, "[directory]");
          return;
        }
        directory || (directory = path.join(process.cwd(), snakeCase(applicationName)));
        vars = {
          APPLICATION_NAME: pascalCase(applicationName),
          PACKAGE_NAME: paramCase(applicationName),
          JACKSON_VERSION: jacksonVersion
        };
        if (!fs.existsSync(directory) || !fs.statSync(directory).isDirectory()) {
          fs.mkdirSync(directory);
        }
        copyFiles = function(source, dest) {
          var contents, destPath, fileName, name, sourcePath, value, _i, _len, _ref1, _results;
          _ref1 = fs.readdirSync(source);
          _results = [];
          for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
            fileName = _ref1[_i];
            sourcePath = path.join(source, fileName);
            destPath = path.join(dest, fileName);
            if (fs.statSync(sourcePath).isDirectory()) {
              if (!fs.existsSync(destPath)) {
                fs.mkdirSync(destPath);
              }
              _results.push(copyFiles(sourcePath, destPath));
            } else {
              console.log("Copying".yellow, sourcePath.white, "=>".yellow, destPath.white);
              contents = fs.readFileSync(sourcePath).toString();
              for (name in vars) {
                if (!__hasProp.call(vars, name)) continue;
                value = vars[name];
                contents = contents.split("$" + name + "$").join(value);
              }
              _results.push(fs.writeFileSync(destPath, contents.trim()));
            }
          }
          return _results;
        };
        skelDir = __dirname + '/../' + (this.args.js ? 'skel.js' : 'skel');
        copyFiles(skelDir, directory);
        console.log();
        console.log("Running npm install...");
        install = spawn("npm", ["install"], {
          cwd: directory,
          stdio: ['ignore', 'ignore', 'ignore']
        });
        return install.on('close', function(status) {
          console.log("");
          if (status === 0) {
            return console.log("New application " + vars.APPLICATION_NAME.yellow + " created in " + directory.yellow);
          } else {
            console.log("Error during npm install".red);
            return console.log("The new application has been left in " + directory + " for you to investigate");
          }
        });
      },
      v: 'version',
      version: function() {
        return console.log("Jackson v" + jacksonVersion);
      }
    };

    CLI.prototype.appCommands = {
      "default": 'server',
      s: 'server',
      server: function() {
        var bindOn, socketOrPort;
        socketOrPort = this.args.socket || parseInt(this.args.port || this.args.p) || 1234;
        bindOn = this.args.host;
        return this.app.listen(socketOrPort, bindOn, (function(_this) {
          return function(port, host) {
            if (_this.args.open && typeof socketOrPort === 'number') {
              host || (host = "localhost");
              return open("http://" + host + ":" + port + "/");
            }
          };
        })(this));
      },
      c: 'repl',
      r: 'repl',
      repl: function() {
        return this.app.startRepl();
      }
    };

    return CLI;

  })();

  module.exports = CLI;

}).call(this);