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Diffstat (limited to 'utils/lib/narwhal/server.js')
| -rwxr-xr-x | utils/lib/narwhal/server.js | 211 |
1 files changed, 0 insertions, 211 deletions
diff --git a/utils/lib/narwhal/server.js b/utils/lib/narwhal/server.js deleted file mode 100755 index 5e4580a..0000000 --- a/utils/lib/narwhal/server.js +++ /dev/null @@ -1,211 +0,0 @@ - -var fs = require('file'); -var util = require('util'); -var sandboxing = require('sandbox'); -var Loader = sandboxing.Loader; -var AttenuatedLoader = sandboxing.AttenuatedLoader; -var Sandbox = sandboxing.Sandbox; - -var contentType = "application/x-javascript"; - -exports.Bundler = function (system) { - var self = {}; - - system = util.copy(system); - system.platforms = util.copy(system.platforms); - system.platforms.unshift('browser'); - var paths = util.copy(require.paths); - paths.unshift(system.prefix + '/platforms/browser/lib'); - - var loader = AttenuatedLoader(Loader({"paths": paths})); - var sandbox = Sandbox({'loader': loader, 'system': system}); - - sandbox.force('system'); - sandbox('global'); - sandbox('packages').main(); - - self.dependencies = function (baseId) { - var dependencies = []; - loader.fetch(baseId).replace( - /require\s*\(\s*(['"])([^'"]+)\1\s*\)/g, - function (all, quote, id) { - dependencies.push(loader.resolve(id, baseId)); - return all; - } - ); - return dependencies; - }; - - self.transitiveDependencies = function (id, visited) { - var result = []; - if (!visited) - visited = {}; - if (util.has(visited, id)) - return result; - visited[id] = true; - result.push(id); - self.dependencies(id).forEach(function (id) { - result.push.apply( - result, - self.transitiveDependencies(id, visited) - ); - }); - return result; - }; - - self.module = function (id) { - return loader.fetch(id); - }; - - self.factory = function (id) { - if (util.has(factories, id)) - return util.get(factories, id); - var factory = ( - 'require.register(' + util.enquote(id) + ',' + - 'function(require,exports,module,system,print){' + - loader.fetch(id) + - '/**/\n});' - ); - util.set(factories, id, factory); - return factory; - }; - - self.factories = function (id) { - return self.dependencies(id).map(self.factory).join(''); - }; - - self.transitiveFactories = function (id) { - return self.transitiveDependencies(id).map(self.factory).join(''); - }; - - self.bundle = function (id) { - var bootstrap = fs.path(module.path).resolve('../../platforms/browser/bootstrap.js').read(); - return exports.jsmin(bootstrap).replace(/\s*$/, '') + '.call(this,' + self.factories(id) + ')'; - }; - - self.inline = function (id, path) { - var inline = fs.path(module.path).resolve('../../platforms/browser/inline.js').read().replace(/\s*$/, ''); - var ids = self.transitiveDependencies(id).concat(['sandbox']); - util.sort(ids, util.by(function (id) { - return -self.factory(id).length; - })); - return inline + '.call(this, ' + - JSON.encode(ids) + ',' + - JSON.encode(id) + ',' + - JSON.encode(path) + - ')'; - }; - - var timestamps = {}; - var factories = {}; - - self.App = function () { - // modules?{id} that loads modules from module/{id} - // module/{id}.js - // bundle/{id}.js -> including {guids} for postcache, including cache prediction, including loader - // version/{mtime}/{id}.js -> minified, factorized, cached, mtime verified - return require("jack/directory").Directory({ - 'module': self.moduleApp, - 'bundle': self.bundleApp, - 'factory': self.factoryApp - }); - }; - - self.moduleApp = function (env) { - var id = env.PATH_INFO.replace(/^\//, '').replace(/\.js$/, ''); - return [ - 200, - {"Content-type": contentType}, - [self.module(id)] - ]; - }; - - self.bundleApp = function (env) { - var id = env.PATH_INFO.replace(/^\//, '').replace(/\.js$/, ''); - return [ - 200, - {"Content-type": contentType}, - [self.transitiveFactories(id)] - ]; - }; - - self.factoryApp = function (env) { - var id = env.PATH_INFO.replace(/^\//, '').replace(/\.js$/, ''); - return [200, {"Content-type": contentType}, [self.factory(id)]]; - }; - - return self; -}; - -exports.jsmin = function (text) { - if (require("jsmin").encode === undefined) - throw new Error("I should not be."); - return require("jsmin").encode(text); -}; - -exports.App = function (app, path) { - // TODO use path - var bundler = exports.Bundler(system); - var jsApp = bundler.App(); - return function (env) { - - if (/^\/js\//.test(env.PATH_INFO)) { - env.SCRIPT_NAME = env.SCRIPT_NAME + 'js/'; - env.PATH_INFO = env.PATH_INFO.substring(3); - return jsApp(env); - } - - var self = {}; - self.inline = function (id) { - return bundler.inline(id, env.SCRIPT_NAME + 'js/factory/'); - }; - self.xhr = function (id) { - return env.javascript.path + '/module/modules?path=' + env.javascript.path + '/module/&' + id; - }; - self.path = env.SCRIPT_NAME + '/js'; - - env.javascript = self; - return app(env); - }; -}; - -if (require.main == module.id) { - var app = require('jack/directory').Directory( - { - - /* this is the inline script solution that uses - * massively parallel script injection and a heuristic - * for transitive dependencies */ - "": function (env) { - return [ - 200, - {'Content-type': 'text/html'}, - [ - '<html><head><script>' + - env.javascript.inline('narwhal/server-test') + - '</script></head><body></body></html>' - ] - ]; - }, - - /* this uses dynamic, synchronous http requests */ - "xhr": function (env) { - return [ - 200, - {'Content-type': 'text/html'}, - [ - '<script src="' + - env.javascript.xhr('narwhal/server-test') + - '"></script>' - ] - ]; - } - - } - ); - app = exports.App(app); - app = require("jack").ContentLength(app); - exports.app = app; - require("jackup").main(["jackup", module.path]); -} - |