lunaisadev-website-old/node_modules/browser-sync-ui/lib/plugins/network-throttle/network-throttle.js

161 lines
4.4 KiB
JavaScript

var Immutable = require("immutable");
module.exports.init = function (ui) {
var optPath = ["network-throttle"];
var serverOptPath = optPath.concat(["servers"]);
var listenHost = ui.options.get("listen");
ui.servers = {};
ui.setOptionIn(optPath, Immutable.fromJS({
name: "network-throttle",
title: "Network Throttle",
active: false,
targets: require("./targets")
}));
ui.setOptionIn(serverOptPath, Immutable.Map({}));
/**
* @param input
* @returns {number}
*/
function getPortArg(input) {
input = input.trim();
if (input.length && input.match(/\d{3,5}/)) {
input = parseInt(input, 10);
} else {
input = ui.bs.options.get("port") + 1;
}
return input;
}
/**
* @returns {string}
*/
function getTargetUrl() {
return require("url").parse(ui.bs.options.getIn(["urls", "local"]));
}
var methods = {
/**
* @param data
*/
"server:create": function (data) {
data.port = getPortArg(data.port);
data.cb = data.cb || function () { /* noop */};
/**
* @param opts
*/
function saveThrottleInfo (opts) {
var urls = getUrls(ui.bs.options.set("port", opts.port).toJS());
ui.setOptionIn(serverOptPath.concat([opts.port]), Immutable.fromJS({
urls: urls,
speed: opts.speed
}));
setTimeout(function () {
ui.socket.emit("ui:network-throttle:update", {
servers: ui.getOptionIn(serverOptPath).toJS(),
event: "server:create"
});
ui.servers[opts.port] = opts.server;
data.cb(null, opts);
}, 300);
}
/**
* @param err
* @param port
*/
function createThrottle (err, port) {
var target = getTargetUrl();
var args = {
port: port,
target: target,
speed: data.speed
};
if (ui.bs.getOption("scheme") === "https") {
var httpsOpts = require("browser-sync/lib/server/utils").getHttpsOptions(ui.bs.options);
args.key = httpsOpts.key;
args.cert = httpsOpts.cert;
}
args.server = require("./throttle-server")(args, listenHost);
require('server-destroy')(args.server);
args.server.listen(port, listenHost);
saveThrottleInfo(args);
}
/**
* Try for a free port
*/
ui.bs.utils.portscanner.findAPortNotInUse(data.port, data.port + 100, (listenHost || "127.0.0.1"), function (err, port) {
if (err) {
return createThrottle(err);
} else {
createThrottle(null, port);
}
});
},
/**
* @param data
*/
"server:destroy": function (data) {
if (ui.servers[data.port]) {
ui.servers[data.port].destroy();
ui.setMany(function (item) {
item.deleteIn(serverOptPath.concat([parseInt(data.port, 10)]));
});
delete ui.servers[data.port];
}
ui.socket.emit("ui:network-throttle:update", {
servers: ui.getOptionIn(serverOptPath).toJS(),
event: "server:destroy"
});
},
/**
* @param event
*/
event: function (event) {
methods[event.event](event.data);
}
};
return methods;
};
/**
* Get local + external urls with a different port
* @param opts
* @returns {List<T>|List<any>}
*/
function getUrls (opts) {
var list = [];
var bsLocal = require("url").parse(opts.urls.local);
list.push([bsLocal.protocol + "//", bsLocal.hostname, ":", opts.port].join(""));
if (opts.urls.external) {
var external = require("url").parse(opts.urls.external);
list.push([bsLocal.protocol + "//", external.hostname, ":", opts.port].join(""));
}
return Immutable.List(list);
}