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MagicJin
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raspberrypi-remote-omxplayer
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node_modules/express/lib/view.js
77 строк
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singham007
~init~
29 июн 2015, 17:02
29 июн 2015, 17:02
4f39b40
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/** * Module dependencies. */ var path = require('path'); var fs = require('fs'); var utils = require('./utils'); var dirname = path.dirname; var basename = path.basename; var extname = path.extname; var exists = fs.existsSync || path.existsSync; var join = path.join; /** * Expose `View`. */ module.exports = View; /** * Initialize a new `View` with the given `name`. * * Options: * * - `defaultEngine` the default template engine name * - `engines` template engine require() cache * - `root` root path for view lookup * * @param {String} name * @param {Object} options * @api private */ function View(name, options) { options = options || {}; this.name = name; this.root = options.root; var engines = options.engines; this.defaultEngine = options.defaultEngine; var ext = this.ext = extname(name); if (!ext && !this.defaultEngine) throw new Error('No default engine was specified and no extension was provided.'); if (!ext) name += (ext = this.ext = ('.' != this.defaultEngine[0] ? '.' : '') + this.defaultEngine); this.engine = engines[ext] || (engines[ext] = require(ext.slice(1)).__express); this.path = this.lookup(name); } /** * Lookup view by the given `path` * * @param {String} path * @return {String} * @api private */ View.prototype.lookup = function(path){ var ext = this.ext; // <path>.<engine> if (!utils.isAbsolute(path)) path = join(this.root, path); if (exists(path)) return path; // <path>/index.<engine> path = join(dirname(path), basename(path, ext), 'index' + ext); if (exists(path)) return path; }; /** * Render with the given `options` and callback `fn(err, str)`. * * @param {Object} options * @param {Function} fn * @api private */ View.prototype.render = function(options, fn){ this.engine(this.path, options, fn); };