catproxy/build/tools.js

a node proxy or host change tools

'use strict';

Object.defineProperty(exports, "__esModule", {
	value: true
});
exports.sendErr = exports.openCmd = exports.error = exports.writeErr = exports.getUrl = undefined;

var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol ? "symbol" : typeof obj; };

var _log = require('./log');

var _log2 = _interopRequireDefault(_log);

var _child_process = require('child_process');

var _child_process2 = _interopRequireDefault(_child_process);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var getUrl = exports.getUrl = function getUrl(_ref) {
	var port = _ref.port;
	var pathname = _ref.path;
	var protocol = _ref.protocol;
	var hostname = _ref.hostname;
	var host = _ref.host;

	if (protocol && (hostname || host)) {
		hostname = hostname || host;
		hostname = hostname.split(':')[0];
		protocol === "https" ? "http" : "https";
		if (+port === 80 && protocol === "http") {
			port = "";
		}
		if (+port === 443 && protocol === "https") {
			port = "";
		}
		if (port) {
			port = ":" + port;
		}
		pathname = pathname || "";
		return protocol + '://' + hostname + port + pathname;
	}
};

var writeErr = exports.writeErr = function writeErr(err) {
	err = err || "系统内部错误";
	if (err.stack && err.message) {
		err = err.message + "<br>" + err.stack;
	}
	return err;
};

var portReg = /EADDRINUSE\s*[^0-9]*([0-9]+)/i;

var error = exports.error = function error(err) {
	if (err.message && err.message.indexOf("EACCES") > -1) {
		_log2.default.error("请用sudo管理员权限打开");
		process.exit(1);
	} else if (err.message.indexOf("EADDRINUSE") > -1) {
		var port = err.message.match(portReg);
		port = port && port.length > 1 ? port[1] : "";
		_log2.default.error('端口' + port + '被占用，请检查端口占用情况');
		process.exit(1);
	} else {
		_log2.default.error("出现错误：" + err.stack);
	}
};

var openCmd = exports.openCmd = function openCmd(uri) {
	var cmd;
	if (process.platform === 'win32') {
		cmd = 'start';
	} else if (process.platform === 'linux') {
		cmd = 'xdg-open';
	} else if (process.platform === 'darwin') {
		cmd = 'open';
	}
	_child_process2.default.exec([cmd, uri].join(' '));
};

var sendErr = exports.sendErr = function sendErr(res, err, uri) {
	if (!res) {
		return;
	}
	err = err || "";
	_log2.default.error(err);
	if (uri) {
		_log2.default.error('error url: ' + uri);
	}
	if (res.finished) {
		return;
	}
	var message = "";
	var t = typeof err === 'undefined' ? 'undefined' : _typeof(err);
	if (t === 'string') {
		message = err;
	} else if (t === 'object') {
		message = (err.message || "") + (err.msg || "") + (err.stack || "");
	}
	res.headers = res.headers || {};
	if (!res.headers['content-type'] || !res.headers['Content-Type']) {
		res.headers['Content-Type'] = "text/html; charset=utf-8";
	}
	var statusCode = '500';
	if (err.message && err.message.indexOf('ETIMEDOUT') > -1) {
		statusCode = '504';
	}
	res.writeHead(statusCode, res.headers);
	res.end(message);
};