gistfile1.txt

var Options = Cactus.Util.Options;
var jade = require("jade");
var C = Cactus.Data.Collection;
Class("CpsJade", {
  has : {
    layoutFile : { required : true }
  },
  trait : JooseX.CPS,
  methods : {
    _parseArgs : function (args) {
      return new Options({
        type : {
          res : { type : Object },
          layoutLocals : { map : true, type : "mixed", defaultValueFunc : function () { return {}; } },
          partials : {
            defaultValueFunc : function () { return {}; },
            map : true,
            type : {
              filename : { type : "string" },
              variableName : { type : "string", required : false },
              collection : { type : [{ type : "mixed" }], required : false },
              locals : {
                defaultValueFunc : function () { return {}; },
                map : true,
                type : "mixed"
              }
            }
          },
          templateFile : { type : "string" },
          templateLocals : { map : true, type : "mixed", defaultValueFunc : function () { return {}; } }
        }
      }).parse(args);
    }
  },
  continued : {
    methods : {
      renderFile : function (templateFile, options) {
        var cont = this.CONT.getCONTINUE();
        jade.renderFile(templateFile, options, function (e, html) {
          if (e) {
            console.log("error rendering", templateFile, options);
            console.log(e);
            throw e;
          }
          cont(html);
        });
      },
      renderWithLayout : function (args) {
        var me = this;
        args = this._parseArgs(args);

        args.templateLocals.partials = {};
        var partials = args.partials;
        var cont = new JooseX.CPS.Continuation();
        for (var name in partials) {
          var variableName = partials[name].variableName;
          var filename = partials[name].filename;
          var collection = partials[name].collection;
          var locals = partials[name].locals || {};
          if (!collection) {
            cont.and(function (filename, name, locals) {
              me.renderFile(filename, {
                locals : locals
              }).then(function (html) {
                args.templateLocals.partials[name] = html;
                this.CONTINUE();
              }).now();
            }.curry(filename, name, locals));
          } else if (collection) {
            args.templateLocals.partials[name] = "";
            C.each(collection, function (collectionItem) {
              var os = {
                locals : Joose.O.copy(locals)
              };
              os.locals[variableName] = collectionItem;
              cont.and(function (filename, name) {
                me.renderFile(filename, os).then(function (html) {
                  args.templateLocals.partials[name] += html;
                  this.CONTINUE();
                }).now();
              }.curry(filename, name));
            });
          }
        }
        cont.then(function () {
          me.renderFile(args.templateFile, {
            locals : args.templateLocals
          }).now();
        }).then(function (html) {
          args.layoutLocals.content = html;
          me.renderFile(me.layoutFile, {
            locals : args.layoutLocals
          }).now();
        }).then(function (html) {
          args.res.send(html);
        }).now();
      }
    }
  }
});