work.suroh.tk/node_modules/browser-sync/dist/http-protocol.js

104 lines
3.4 KiB
JavaScript

"use strict";
var queryString = require("qs");
var proto = exports;
var instanceMethods = ["exit", "notify", "pause", "resume"];
var getBody = require('raw-body');
var permittedSocketEvents = [
"file:reload",
"browser:reload",
"browser:notify",
"browser:location",
"options:set"
];
/**
* Does the requested method expect an instance of BrowserSync
* or raw access to the emitter?
* @param method
* @returns {boolean}
*/
function methodRequiresInstance(method) {
return instanceMethods.indexOf(method) > -1;
}
/**
* Use BrowserSync options + querystring to create a
* full HTTP/HTTTPS url.
*
* Eg. http://localhost:3000/__browser_sync__?method=reload
* Eg. http://localhost:3000/__browser_sync__?method=reload&args=core.css
* Eg. http://localhost:3000/__browser_sync__?method=reload&args=core.css&args=core.min
*
* @param args
* @param url
* @returns {string}
*/
proto.getUrl = function (args, url) {
return [
url,
require("./config").httpProtocol.path,
"?",
queryString.stringify(args)
].join("");
};
/**
* Return a middleware for handling the requests
* @param {BrowserSync} bs
* @returns {Function}
*/
proto.middleware = function (bs) {
return function (req, res) {
if (req.method === 'POST') {
return getBody(req, function (err, body) {
if (err) {
var output_1 = [
"Error: could not parse JSON.",
];
res.writeHead(500, { "Content-Type": "text/plain" });
return res.end(output_1.join("\n"));
}
try {
var _a = JSON.parse(body.toString()), name = _a[0], payload = _a[1];
bs.io.sockets.emit(name, payload);
return res.end("Browsersync HTTP Protocol received: " + name + " " + JSON.stringify(payload));
}
catch (e) {
var output_2 = [
"Error: " + e.message,
];
res.writeHead(500, { "Content-Type": "text/plain" });
return res.end(output_2.join("\n"));
}
});
}
var params = queryString.parse(req.url.replace(/^.*\?/, ""));
var output;
if (!Object.keys(params).length) {
output = [
"Error: No Parameters were provided.",
"Example: http://localhost:3000/__browser_sync__?method=reload&args=core.css"
];
res.writeHead(500, { "Content-Type": "text/plain" });
res.end(output.join("\n"));
return;
}
try {
var bsOrEmitter = methodRequiresInstance(params.method)
? bs
: bs.events;
require("./public/" + params.method)(bsOrEmitter).apply(null, [
params.args
]);
output = [
"Called public API method `.%s()`".replace("%s", params.method),
"With args: " + JSON.stringify(params.args)
];
res.end(output.join("\n"));
}
catch (e) {
res.writeHead(404, { "Content-Type": "text/plain" });
res.write("Public API method `" + params.method + "` not found.");
res.end();
return;
}
};
};
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