Start work on favorites

Implemented:

 - DB model
 - Add badge to favorites view

controllers/backpack.js

@@ -1,6 +1,7 @@
 const openbadger = require('../openbadger');
 const db = require('../db');
 const claim = db.model('Claim');
+const favorite = db.model('Favorite');
 const loggedIn = require('../middleware').loggedIn;
 
 module.exports = function (app) {
@@ -92,6 +93,28 @@ module.exports = function (app) {
     });
   });
 
+  app.post('/mybadges/:id/favorite', [
+    loggedIn,
+    openbadger.middleware('getUserBadge')
+  ], function (req, res, next) {
+    var data = req.remote;
+    var badge = data.badge;
+    var user = res.locals.user;
+
+    favorite.findOrCreate({
+      type: 'badge',
+      itemId: req.params.id, // assume if we got here id is valid input
+      LearnerId: user.id
+    }).complete(function(err, fav) {
+        if (err) {
+            return next(err);
+        }
+        res.render('user/badge-favorited.html', {
+          badge: data.badge
+        });
+    });
+  });
+
   app.get('/favorites/:view?', function (req, res, next) {
     var badge = {
       thumbnail: '/media/images/badge.png',
@@ -131,4 +154,4 @@ module.exports = function (app) {
     })
   })
 
-};
+};

migrations/20130602230835-add-unique-idx-to-favorites.js

@@ -0,0 +1,18 @@
+module.exports = {
+  up: function(migration, DataTypes) {
+		migration.addIndex(
+			'Favorites',
+			['type', 'itemId', 'LearnerId'],
+			{
+				indexName: 'Favorites_unique_item_idx',
+				indicesType: 'UNIQUE'
+			}
+		);
+  },
+  down: function(migration) {
+		migration.removeIndex(
+			'Favorites',
+			['type', 'itemId', 'LearnerId']
+		);
+  }
+}

models/favorite.js

@@ -0,0 +1,30 @@
+var db = require('../db');
+
+module.exports = {
+  properties: {
+    id: {
+      type: db.type.INTEGER,
+      primaryKey: true,
+      autoIncrement: true
+    },
+		type: {
+			type: db.type.ENUM,
+			values: [
+				'badge',
+				'org',
+				'program'
+			],
+			allowNull: false
+		},
+		itemId: {
+			type: db.type.STRING,
+			allowNull: false
+		}
+	},
+	relationships: [
+		{
+			model: 'Learner',
+			type: 'belongsTo'
+		}
+	]
+};

views/user/backpack.html

@@ -16,10 +16,10 @@
 {% endblock %}
 
 {% block item_actions %}
-{#
   {{ super() }}
-	<a class="btn show-tooltip" title="Add to your favorites" href="{{ item.url }}/favorite"><i class="icon-heart"></i></a>
-#}
+  <form action="{{ item.url }}/favorite" method="POST" class="favorites-form">
+    <button type="submit" class="btn show-tooltip" title="Add to your favorites"><i class="icon-heart"></i></button>
+  </form>
 {% endblock %}
 
 
@@ -48,4 +48,4 @@
         </div>
     </div>
 
-{% endblock %}
+{% endblock %}

views/user/badge-favorited.html

@@ -0,0 +1,7 @@
+{% extends 'layout.html' %}
+{% set pageTitle = 'You favorited a badge' %}
+{% set navItem = 'backpack' %}
+
+{% block content %}
+You favorited a badge!
+{% endblock %}