Added node-modules

node_modules/express/lib/view.js

@@ -0,0 +1,77 @@
+/**
+ * Module dependencies.
+ */
+
+var path = require('path')
+  , fs = require('fs')
+  , utils = require('./utils')
+  , dirname = path.dirname
+  , basename = path.basename
+  , extname = path.extname
+  , exists = fs.existsSync || path.existsSync
+  , 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);
+};