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