From 9f05ca159179a4bd65a45bdae81948197bfdb7cb Mon Sep 17 00:00:00 2001
From: Michael Angstadt <mangstadt@cbancnetwork.com>
Date: Mon, 4 Aug 2014 19:31:39 -0500
Subject: [PATCH] Added handlebars helper to accept a context var which is
 itself a partial and hydrate it with itself.

---
 lib/upgrayedd.js                             | 15 ++++++++
 test/fixture/render/upgrayedd/gold.html      |  5 +++
 test/fixture/render/upgrayedd/upgrayedd.html |  5 +++
 test/tests/upgrayedd.js                      | 39 ++++++++++++++++++++
 4 files changed, 64 insertions(+)
 create mode 100644 test/fixture/render/upgrayedd/gold.html
 create mode 100644 test/fixture/render/upgrayedd/upgrayedd.html
 create mode 100644 test/tests/upgrayedd.js

diff --git a/lib/upgrayedd.js b/lib/upgrayedd.js
index 475af28..3c0b6ed 100644
--- a/lib/upgrayedd.js
+++ b/lib/upgrayedd.js
@@ -100,4 +100,19 @@ module.exports = function(Handlebars) {
     return ps[path](ctx, hash);
   });
 
+  //Allowing for a handlebars variable to hold a partial that then is filled with the owning context's values
+  //ie, { context:"What a wonderful {{title}} at ${{price}}", title: "Smock", price: "5.34" } 
+  //called like {{hydrate "context" this}} renders "What a wonderful Smock at $5.34"
+  Handlebars.registerHelper('hydrate', function(partial_var, ctx) {
+    Handlebars.registerPartial(partial_var, ctx[partial_var]);
+
+    var ps = Handlebars.partials;
+
+    if (typeof ps[partial_var] != 'function')
+      ps[partial_var] = Handlebars.compile(ps[partial_var]);
+
+    return ps[partial_var](ctx);
+
+  });
+
 };
\ No newline at end of file
diff --git a/test/fixture/render/upgrayedd/gold.html b/test/fixture/render/upgrayedd/gold.html
new file mode 100644
index 0000000..3680143
--- /dev/null
+++ b/test/fixture/render/upgrayedd/gold.html
@@ -0,0 +1,5 @@
+What a great Smock,
+
+And at only $5.34!
+
+I just can not believe it.
\ No newline at end of file
diff --git a/test/fixture/render/upgrayedd/upgrayedd.html b/test/fixture/render/upgrayedd/upgrayedd.html
new file mode 100644
index 0000000..0ddfd36
--- /dev/null
+++ b/test/fixture/render/upgrayedd/upgrayedd.html
@@ -0,0 +1,5 @@
+What a great {{title}},
+
+{{hydrate "content" this}}
+
+I just can not believe it.
\ No newline at end of file
diff --git a/test/tests/upgrayedd.js b/test/tests/upgrayedd.js
new file mode 100644
index 0000000..2d1f803
--- /dev/null
+++ b/test/tests/upgrayedd.js
@@ -0,0 +1,39 @@
+var App = require('mixdown-app').App;
+var YourPlugin = require('../../index.js');
+var assert = require('assert');
+var fs = require('fs');
+var gold = fs.readFileSync(require.resolve('../fixture/render/upgrayedd/gold.html'), 'utf-8');
+
+suite('Sweet: Upgrayedd', function() {
+  var app = new App();
+
+  setup(function(done) {
+    this.timeout(10000);
+
+    // create plugin
+    var p = new YourPlugin({
+
+      views: {
+        base: ['./test/fixture/render/upgrayedd'],
+        ext: "html"
+      }
+    });
+
+    // attach it
+    app.use(p);
+
+    app.setup(done);
+  });
+
+  test('Hydrate helper', function(done) {
+    debugger;
+    var html = app.view_engine.render('upgrayedd', {
+      title: "Smock",
+      price: "5.34",
+      content: "And at only ${{price}}!"
+    });
+
+    assert.equal(html, gold, 'Content should match gold');
+    done();
+  });
+});
\ No newline at end of file