| // Copyright (c) 2018, Compiler Explorer Team |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // * Redistributions of source code must retain the above copyright notice, |
| // this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above copyright |
| // notice, this list of conditions and the following disclaimer in the |
| // documentation and/or other materials provided with the distribution. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| // ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| // LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| // SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| // POSSIBILITY OF SUCH DAMAGE. |
| "use strict"; |
| |
| const _ = require('underscore'), |
| logger = require('./logger').logger, |
| semverParser = require('semver'), |
| path = require('path'), |
| getHash = require('./utils').getHash, |
| fs = require('fs-extra'); |
| |
| const HashVersion = 'Compiler Explorer Policies Version 1'; |
| |
| /*** |
| * Handles the setup of the options object passed on each page request |
| */ |
| class ClientOptionsHandler { |
| /*** |
| * |
| * @param {Object[]} fileSources - Files to show in the Load/Save pane |
| * @param {string} fileSources.name - UI display name of the file |
| * @param {string} fileSources.urlpart - Relative url path to fetch the file from |
| * @param {CompilerProps} compilerProps |
| * @param {Object} defArgs - Compiler Explorer arguments |
| */ |
| constructor(fileSources, compilerProps, defArgs) { |
| this.compilerProps = compilerProps.get.bind(compilerProps); |
| const ceProps = compilerProps.ceProps; |
| const sources = _.sortBy(fileSources.map(source => { |
| return {name: source.name, urlpart: source.urlpart}; |
| }), 'name'); |
| |
| /*** |
| * @type {CELanguages} |
| */ |
| const languages = compilerProps.languages; |
| |
| this.supportsBinary = this.compilerProps(languages, 'supportsBinary', true, res => !!res); |
| this.supportsExecutePerLanguage = this.compilerProps(languages, 'supportsExecute', true, (res, lang) => { |
| return this.supportsBinary[lang.id] && !!res; |
| }); |
| this.supportsExecute = Object.values(this.supportsExecutePerLanguage).some(value => value); |
| const libs = this.parseLibraries(this.compilerProps(languages, 'libs')); |
| |
| const cookiePolicyEnabled = !!ceProps('cookiePolicyEnabled'); |
| const privacyPolicyEnabled = !!ceProps('privacyPolicyEnabled'); |
| this.options = { |
| googleAnalyticsAccount: ceProps('clientGoogleAnalyticsAccount', 'UA-55180-6'), |
| googleAnalyticsEnabled: ceProps('clientGoogleAnalyticsEnabled', false), |
| sharingEnabled: ceProps('clientSharingEnabled', true), |
| githubEnabled: ceProps('clientGitHubRibbonEnabled', true), |
| gapiKey: ceProps('googleApiKey', ''), |
| googleShortLinkRewrite: ceProps('googleShortLinkRewrite', '').split('|'), |
| urlShortenService: ceProps('urlShortenService', 'none'), |
| defaultSource: ceProps('defaultSource', ''), |
| compilers: [], |
| libs: libs, |
| defaultLibs: this.compilerProps(languages, 'defaultLibs', ''), |
| defaultCompiler: this.compilerProps(languages, 'defaultCompiler', ''), |
| compileOptions: this.compilerProps(languages, 'defaultOptions', ''), |
| supportsBinary: this.supportsBinary, |
| supportsExecute: this.supportsExecute, |
| languages: languages, |
| sources: sources, |
| raven: ceProps('ravenUrl', ''), |
| release: defArgs.gitReleaseName, |
| environment: defArgs.env, |
| localStoragePrefix: ceProps('localStoragePrefix'), |
| cvCompilerCountMax: ceProps('cvCompilerCountMax', 6), |
| defaultFontScale: ceProps('defaultFontScale', 1.0), |
| doCache: defArgs.doCache, |
| policies: { |
| cookies: { |
| enabled: cookiePolicyEnabled, |
| hash: cookiePolicyEnabled ? ClientOptionsHandler.getFileHash( |
| path.join(defArgs.staticDir, "cookies.html")) : null |
| }, |
| privacy: { |
| enabled: privacyPolicyEnabled, |
| hash: privacyPolicyEnabled ? ClientOptionsHandler.getFileHash( |
| path.join(defArgs.staticDir, "privacy.html")) : null, |
| // How we store this privacy hash on the local storage |
| key: 'privacy_status' |
| } |
| } |
| }; |
| } |
| |
| parseLibraries(baseLibs) { |
| const libraries = {}; |
| _.each(baseLibs, (forLang, lang) => { |
| if (lang && forLang) { |
| libraries[lang] = {}; |
| _.each(forLang.split(':'), lib => { |
| const libBaseName = `libs.${lib}`; |
| libraries[lang][lib] = { |
| name: this.compilerProps(lang, libBaseName + '.name'), |
| url: this.compilerProps(lang, libBaseName + '.url'), |
| description: this.compilerProps(lang, libBaseName + '.description') |
| }; |
| libraries[lang][lib].versions = {}; |
| const listedVersions = `${this.compilerProps(lang, libBaseName + '.versions')}`; |
| if (listedVersions) { |
| _.each(listedVersions.split(':'), version => { |
| const libVersionName = libBaseName + `.versions.${version}`; |
| libraries[lang][lib].versions[version] = {}; |
| libraries[lang][lib].versions[version].version = |
| this.compilerProps(lang, libVersionName + '.version'); |
| const includes = this.compilerProps(lang, libVersionName + '.path'); |
| libraries[lang][lib].versions[version].path = []; |
| if (includes) { |
| libraries[lang][lib].versions[version].path = includes.split(':'); |
| } else { |
| logger.warn(`Library ${lib} ${version} (${lang}) has no include paths`); |
| } |
| |
| }); |
| } else { |
| logger.warn(`No versions found for ${lib} library`); |
| } |
| }); |
| } |
| }); |
| return libraries; |
| } |
| |
| _asSafeVer(semver) { |
| return semverParser.valid(semver, true) || semverParser.valid(semver + '.0', true) || "9999999.99999.999"; |
| } |
| |
| setCompilers(compilers) { |
| const blacklistedKeys = ['exe', 'versionFlag', 'versionRe', 'compilerType', 'demangler', 'objdumper', |
| 'postProcess', 'demanglerClassFile', 'isSemVer']; |
| const copiedCompilers = JSON.parse(JSON.stringify(compilers)); |
| let semverGroups = {}; |
| _.each(copiedCompilers, (compiler, compilersKey) => { |
| if (compiler.isSemVer) { |
| if (!semverGroups[compiler.group]) semverGroups[compiler.group] = []; |
| // Desired index which will keep the array in order |
| const index = _.sortedIndex(semverGroups[compiler.group], compiler.semver, (lhg) => { |
| return semverParser.compare(this._asSafeVer(lhg.semver), this._asSafeVer(compiler.semver)); |
| }); |
| semverGroups[compiler.group].splice(index, 0, compiler); |
| } |
| _.each(compiler, (_, propKey) => { |
| if (blacklistedKeys.includes(propKey)) { |
| delete copiedCompilers[compilersKey][propKey]; |
| } |
| }); |
| }); |
| _.each(semverGroups, group => { |
| let order = 0; |
| // Set $order to -index on array. As group is an array, iteration order is guaranteed. |
| _.each(group, compiler => compiler['$order'] = -order++); |
| }); |
| |
| this.options.compilers = copiedCompilers; |
| } |
| |
| get() { |
| return this.options; |
| } |
| |
| static getFileHash(path) { |
| if (!fs.existsSync(path)) { |
| logger.error(`File ${path} requested for hashing not found`); |
| // Should we throw? What should happen here? |
| } |
| |
| return getHash(fs.readFileSync(path, 'utf-8'), HashVersion); |
| } |
| } |
| |
| module.exports = ClientOptionsHandler; |