Redirect from admin editor to frontend post view

closes #2628
- added /view/ route to the editor. if /view/ is appended to
  the url of a post being edited a redirect to the frontend
  will occur
- updated controller to check for /view/ and built the
  correct url for the post
- added test for the new route

core/server/controllers/admin.js

@@ -69,10 +69,23 @@ adminControllers = {
         });
     },
     // Route: editor
-    // Path: /ghost/editor(/:id)?/
+    // Path: /ghost/editor(/:id)?(/:action)?/
     // Method: GET
     'editor': function (req, res) {
-        if (req.params.id !== undefined) {
+        if (req.params.id && req.params.action) {
+            if (req.params.action !== 'view') {
+                return errors.error404(req, res);
+            }
+
+            api.posts.read({ id: req.params.id }).then(function (result) {
+                return config.urlForPost(api.settings, result.posts[0]).then(function (url) {
+                    return res.redirect(url);
+                });
+            }, function () {
+                return errors.error404(req, res);
+            });
+
+        } else if (req.params.id !== undefined) {
             res.render('editor', {
                 bodyClass: 'editor',
                 adminNav: setSelected(adminNavbar, 'content')

core/server/routes/admin.js

@@ -40,7 +40,8 @@ module.exports = function (server) {
     server.post('/ghost/reset/:token', admin.doReset);
     server.post('/ghost/changepw/', admin.doChangePassword);
 
-    server.get('/ghost/editor(/:id)/', admin.editor);
+    server.get('/ghost/editor/:id/:action', admin.editor);
+    server.get('/ghost/editor/:id/', admin.editor);
     server.get('/ghost/editor/', admin.editor);
     server.get('/ghost/content/', admin.content);
     server.get('/ghost/settings*', admin.settings);

core/test/functional/routes/admin_test.js

@@ -13,6 +13,7 @@ var request    = require('supertest'),
     testUtils  = require('../../utils'),
     ghost      = require('../../../../core'),
     httpServer,
+    agent      = request.agent,
 
     ONE_HOUR_S = 60 * 60,
     ONE_YEAR_S = 365 * 24 * ONE_HOUR_S,
@@ -283,3 +284,88 @@ describe('Admin Routing', function () {
         });
     });
 });
+
+describe('Authenticated Admin Routing', function () {
+    var user = testUtils.DataGenerator.forModel.users[0],
+        csrfToken = '';
+
+    before(function (done) {
+        var app = express();
+
+        ghost({app: app}).then(function (_httpServer) {
+            httpServer = _httpServer;
+            request = agent(app);
+
+            testUtils.clearData()
+                .then(function () {
+                    return testUtils.initData();
+                })
+                .then(function () {
+                    return testUtils.insertDefaultFixtures();
+                })
+                .then(function () {
+
+                    request.get('/ghost/signin/')
+                        .expect(200)
+                        .end(function (err, res) {
+                            if (err) {
+                                return done(err);
+                            }
+
+                            var pattern_meta = /<meta.*?name="csrf-param".*?content="(.*?)".*?>/i;
+                            pattern_meta.should.exist;
+                            csrfToken = res.text.match(pattern_meta)[1];
+
+                            process.nextTick(function() {
+                                request.post('/ghost/signin/')
+                                    .set('X-CSRF-Token', csrfToken)
+                                    .send({email: user.email, password: user.password})
+                                    .expect(200)
+                                    .end(function (err, res) {
+                                        if (err) {
+                                            return done(err);
+                                        }
+
+                                        request.saveCookies(res);
+                                        request.get('/ghost/')
+                                            .expect(200)
+                                            .end(function (err, res) {
+                                                if (err) {
+                                                    return done(err);
+                                                }
+
+                                                csrfToken = res.text.match(pattern_meta)[1];
+                                                done();
+                                            });
+                                    });
+
+                            });
+
+                        });
+                }, done);
+        }).otherwise(function (e) {
+            console.log('Ghost Error: ', e);
+            console.log(e.stack);
+        });
+    });
+
+    after(function () {
+        httpServer.close();
+    });
+
+    describe('Ghost Admin magic /view/ route', function () {
+
+        it('should redirect to the single post page on the frontend', function (done) {
+            request.get('/ghost/editor/1/view/')
+                .expect(302)
+                .expect('Location', '/welcome-to-ghost/')
+                .end(function (err, res) {
+                    if (err) {
+                        return done(err);
+                    }
+
+                    done();
+                });
+        });
+    });
+});