const gulp = require("gulp"); const fs = require("fs"); const UglifyJS = require("uglify-es"); gulp.task('default', function () { const isLineAComment = function (aLine) { const lineStartsWithComment = ( aLine.indexOf("// ") === 0 || aLine.indexOf("/*") === 0 || aLine.indexOf(" */") === 0 || aLine.indexOf(" * ") === 0 ); return lineStartsWithComment; }; const builtScriptComment = "/** This file is automatically generated. **/\n"; const standardsDefDir = "data/standards"; // Build all the standards listings into a single features.js file. const combinedStandards = fs.readdirSync(standardsDefDir) .reduce(function (prev, next) { if (next.indexOf(".json") === -1) { return prev; } const fileContents = fs.readFileSync(standardsDefDir + "/" + next, {encoding: "utf8"}); const standardContents = JSON.parse(fileContents); const nameParts = [standardContents.info.name, standardContents.info.subsection_name].filter(part => !!part); const standardIdenitifer = nameParts.join(": ").trim(); standardContents.info.idenitifer = standardIdenitifer; prev[standardIdenitifer] = standardContents; return prev; }, {}); const renderedStandardsModule = builtScriptComment + `window.WEB_API_MANAGER.standards = ${JSON.stringify(combinedStandards)};`; fs.writeFileSync("content_scripts/dist/standards.js", renderedStandardsModule); const proxyBlockSrc = fs.readFileSync("content_scripts/src/proxyblock.js", "utf8"); const instrumentSrc = fs.readFileSync("content_scripts/src/instrument.js", "utf8"); const stripCommentsFromSource = function (source) { const fileLines = source.split("\n"); const linesWithoutComments = fileLines.filter(aLine => !isLineAComment(aLine)); return linesWithoutComments.join("\n"); }; const proxyBlockSrcWOComments = stripCommentsFromSource(proxyBlockSrc); const instrumentSrcWOComments = stripCommentsFromSource(instrumentSrc); const proxyBlockSrcWithHeader = "/** This code is a minified version of content_scripts/src/proxyblock.js **/\n" + proxyBlockSrcWOComments; const instrumentSrcWithProxyInjected = instrumentSrcWOComments.replace( "###-INJECTED-PROXY-BLOCKING-CODE-###", UglifyJS.minify(proxyBlockSrcWithHeader, {mangle: false}).code ); fs.writeFileSync("content_scripts/dist/instrument.js", builtScriptComment + instrumentSrcWithProxyInjected); // Last, several content script files are just copied over, unmodified, // as script files to be injected. const srcFilesToCopy = ["defaults.js"]; srcFilesToCopy.forEach(function (aSrcPath) { const scriptSrc = fs.readFileSync("content_scripts/src/" + aSrcPath, "utf8"); const scriptSrcWOComments = stripCommentsFromSource(scriptSrc); fs.writeFileSync("content_scripts/dist/" + aSrcPath, builtScriptComment + scriptSrcWOComments); }); });