Generate slug when adding new app.

No issue
- Remove duplicate code from model_posts_spec.
- Add slug generation to app model
- Test slug generation on app model

core/server/models/app.js

@@ -6,6 +6,22 @@ var ghostBookshelf = require('./base'),
 App = ghostBookshelf.Model.extend({
     tableName: 'apps',
 
+    saving: function (newPage, attr, options) {
+         /*jshint unused:false*/
+        var self = this;
+
+        ghostBookshelf.Model.prototype.saving.apply(this, arguments);
+
+        if (this.hasChanged('slug') || !this.get('slug')) {
+            // Pass the new slug through the generator to strip illegal characters, detect duplicates
+            return ghostBookshelf.Model.generateSlug(App, this.get('slug') || this.get('name'),
+                {transacting: options.transacting})
+                .then(function (slug) {
+                    self.set({slug: slug});
+                });
+        }
+    },
+
     permissions: function () {
         // Have to use the require here because of circular dependencies
         return this.belongsToMany(require('./permission').Permission, 'permissions_apps');

core/test/integration/model/model_apps_spec.js

@@ -1,7 +1,8 @@
 /*globals describe, before, beforeEach, afterEach, it*/
 var testUtils = require('../../utils'),
-    should = require('should'),
-    _ = require("lodash"),
+    sequence  = require('when/sequence'),
+    should    = require('should'),
+    _         = require("lodash"),
 
     // Stuff we are testing
     Models = require('../../../server/models'),
@@ -62,19 +63,19 @@ describe('App Model', function () {
         AppModel.findOne({id: 1}).then(function (foundApp) {
             should.exist(foundApp);
 
-            return foundApp.set({name: "New App"}).save();
+            return foundApp.set({name: 'New App'}).save();
         }).then(function () {
             return AppModel.findOne({id: 1});
         }).then(function (updatedApp) {
             should.exist(updatedApp);
 
-            updatedApp.get("name").should.equal("New App");
+            updatedApp.get('name').should.equal('New App');
 
             done();
         }).catch(done);
     });
 
-    it("can add", function (done) {
+    it('can add', function (done) {
         var newApp = testUtils.DataGenerator.forKnex.createApp(testUtils.DataGenerator.Content.apps[1]);
 
         AppModel.add(newApp).then(function (createdApp) {
@@ -86,7 +87,7 @@ describe('App Model', function () {
         }).catch(done);
     });
 
-    it("can destroy", function (done) {
+    it('can destroy', function (done) {
         var firstApp = {id: 1};
 
         AppModel.findOne(firstApp).then(function (foundApp) {
@@ -104,4 +105,27 @@ describe('App Model', function () {
             done();
         }).catch(done);
     });
+
+    it('can generate a slug', function (done) {
+        // Create 12 apps
+        sequence(_.times(12, function (i) {
+            return function () {
+                return AppModel.add({
+                    name: 'Kudos ' + i,
+                    version: '0.0.1',
+                    status: 'installed'
+                }, {user: 1});
+            };
+        })).then(function (createdApps) {
+            // Should have created 12 apps
+            createdApps.length.should.equal(12);
+
+            // Should have matching slugs
+            _(createdApps).each(function (app, i) {
+                app.get('slug').should.equal('kudos-' + i);
+            });
+
+            done();
+        }).catch(done);
+    });
 });

core/test/integration/model/model_posts_spec.js

@@ -252,11 +252,6 @@ describe('Post Model', function () {
     });
 
     it('can generate a non conflicting slug', function (done) {
-        var newPost = {
-                title: 'Test Title',
-                markdown: 'Test Content 1'
-            };
-
         // Create 12 posts with the same title
         sequence(_.times(12, function (i) {
             return function () {