work.suroh.tk/node_modules/browser-sync/dist/snippet.js

93 lines
2.9 KiB
JavaScript

"use strict";
var connectUtils = require("./connect-utils");
var config = require("./config");
var lrSnippet = require("resp-modifier");
var path = require("path");
var _ = require("./lodash.custom");
var utils = require("./utils");
var fs = require("fs");
var path = require("path");
/**
* Utils for snippet injection
*/
var snippetUtils = {
/**
* @param {String} url
* @param {Array} excludeList
* @returns {boolean}
*/
isExcluded: function (url, excludeList) {
var extension = path.extname(url);
if (extension) {
if (~url.indexOf("?")) {
return true;
}
extension = extension.slice(1);
return _.includes(excludeList, extension);
}
return false;
},
/**
* @param {String} snippet
* @param {Object} options
* @returns {{match: RegExp, fn: Function}}
*/
getRegex: function (snippet, options) {
var fn = options.getIn(["rule", "fn"]);
return {
match: options.getIn(["rule", "match"]),
fn: function (req, res, match) {
return fn.apply(null, [snippet, match]);
},
once: true,
id: "bs-snippet"
};
},
getSnippetMiddleware: function (snippet, options, rewriteRules) {
return lrSnippet.create(snippetUtils.getRules(snippet, options, rewriteRules));
},
getRules: function (snippet, options, rewriteRules) {
var rules = [snippetUtils.getRegex(snippet, options)];
if (rewriteRules) {
rules = rules.concat(rewriteRules);
}
return {
rules: rules,
blacklist: utils.arrayify(options.get("blacklist")),
whitelist: utils.arrayify(options.get("whitelist"))
};
},
/**
* @param {Object} req
* @param {Array} [excludeList]
* @returns {Object}
*/
isOldIe: function (excludeList) {
return function (req, res, next) {
var ua = req.headers["user-agent"];
var match = /MSIE (\d)\.\d/.exec(ua);
if (match) {
if (parseInt(match[1], 10) < 9) {
if (!snippetUtils.isExcluded(req.url, excludeList)) {
req.headers["accept"] = "text/html";
}
}
}
next();
};
},
/**
* @param {Number} port
* @param {BrowserSync.options} options
* @returns {String}
*/
getClientJs: function (port, options) {
return function () {
var script = options.get("minify") ? "index.min.js" : "index.js";
var client = fs.readFileSync(require.resolve("browser-sync-client/dist/" + script), "utf8");
return [connectUtils.socketConnector(options), client].join(";\n");
};
}
};
module.exports.utils = snippetUtils;
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