Fixed frontend crashing when database is empty

public_html/js/Api.js

@@ -1,6 +1,6 @@
 var App = App || {};
 
-App.API = function(jQuery, promise, appState) {
+App.API = function(_, jQuery, promise, appState) {
 
 	var baseUrl = '/api/';
 
@@ -32,13 +32,13 @@ App.API = function(jQuery, promise, appState) {
 				success: function(data, textStatus, xhr) {
 					resolve({
 						status: xhr.status,
-						json: data});
+						json: stripMeta(data)});
 				},
 				error: function(xhr, textStatus, errorThrown) {
 					reject({
 						status: xhr.status,
 						json: xhr.responseJSON ?
-							xhr.responseJSON :
+							stripMeta(xhr.responseJSON) :
 							{error: errorThrown}});
 				},
 				type: method,
@@ -48,6 +48,16 @@ App.API = function(jQuery, promise, appState) {
 		});
 	}
 
+	function stripMeta(data) {
+		var result = {};
+		_.each(data, function(v, k) {
+			if (!k.match(/^__/)) {
+				result[k] = v;
+			}
+		});
+		return result;
+	}
+
 	return {
 		get: get,
 		post: post,
@@ -57,4 +67,4 @@ App.API = function(jQuery, promise, appState) {
 
 };
 
-App.DI.registerSingleton('api', ['jQuery', 'promise', 'appState'], App.API);
+App.DI.registerSingleton('api', ['_', 'jQuery', 'promise', 'appState'], App.API);

public_html/js/Bootstrap.js

@@ -2,17 +2,20 @@ var App = App || {};
 
 App.Bootstrap = function(auth, router, promise, presenterManager) {
 
-	promise.wait(
-			auth.tryLoginFromCookie(),
-			presenterManager.init())
-		.then(startRouting)
-		.fail(function(error) {
-			promise.wait(auth.loginAnonymous())
+	promise.wait(presenterManager.init())
+		.then(function() {
+			promise.wait(auth.tryLoginFromCookie())
 				.then(startRouting)
-				.fail(function(response) {
-					console.log(response);
-					window.alert('Fatal authentication error: ' + response.json.error);
+				.fail(function(error) {
+					promise.wait(auth.loginAnonymous())
+						.then(startRouting)
+						.fail(function() {
+							console.log(arguments);
+							window.alert('Fatal authentication error');
+						});
 				});
+		}).fail(function() {
+			console.log(arguments);
 		});
 
 	function startRouting() {

public_html/js/Presenters/GlobalCommentListPresenter.js

@@ -20,28 +20,29 @@ App.Presenters.GlobalCommentListPresenter = function(
 				util.promiseTemplate('global-comment-list'),
 				util.promiseTemplate('global-comment-list-item'),
 				util.promiseTemplate('post-list-item'))
-			.then(function(listTemplate, listItemTemplate, postTemplate)
-				{
-					templates.list = listTemplate;
-					templates.listItem = listItemTemplate;
-					templates.post = postTemplate;
+			.then(function(listTemplate, listItemTemplate, postTemplate) {
+				templates.list = listTemplate;
+				templates.listItem = listItemTemplate;
+				templates.post = postTemplate;
 
-					render();
-					loaded();
+				render();
+				loaded();
 
-					pagerPresenter.init({
-							baseUri: '#/comments',
-							backendUri: '/comments',
-							$target: $el.find('.pagination-target'),
-							updateCallback: function(data, clear) {
-								renderPosts(data.entities, clear);
-							},
+				pagerPresenter.init({
+						baseUri: '#/comments',
+						backendUri: '/comments',
+						$target: $el.find('.pagination-target'),
+						updateCallback: function(data, clear) {
+							renderPosts(data.entities, clear);
 						},
-						function() {
-							reinit(params, function() {});
-						});
-				})
-			.fail(function() { console.log(new Error(arguments)); });
+					},
+					function() {
+						reinit(params, function() {});
+					});
+			}).fail(function() {
+				console.log(arguments);
+				loaded();
+			});
 	}
 
 

public_html/js/Presenters/HomePresenter.js

@@ -33,7 +33,7 @@ App.Presenters.HomePresenter = function(
 				templates.postContent = postContentTemplate;
 
 				globals = globalsResponse.json;
-				post = featuredPostResponse.json;
+				post = featuredPostResponse.json.id ? featuredPostResponse.json : null;
 				render();
 				loaded();
 

public_html/js/Presenters/LoginPresenter.js

@@ -29,6 +29,9 @@ App.Presenters.LoginPresenter = function(
 					$el.find('input:eq(0)').focus();
 				}
 				loaded();
+			}).fail(function() {
+				console.log(arguments);
+				loaded();
 			});
 	}
 

public_html/js/Presenters/LogoutPresenter.js

@@ -21,8 +21,8 @@ App.Presenters.LogoutPresenter = function(
 				var $messageDiv = messagePresenter.showInfo($messages, 'Logged out. <a href="">Back to main page</a>');
 				$messageDiv.find('a').click(mainPageLinkClicked);
 			}).fail(function(response) {
-				loaded();
 				messagePresenter.showError(($messages, response.json && response.json.error || response) + '<br/>Reload the page to continue.');
+				loaded();
 			});
 	}
 

public_html/js/Presenters/PagerPresenter.js

@@ -46,6 +46,9 @@ App.Presenters.PagerPresenter = function(
 				templates.pager = template;
 				render();
 				loaded();
+			}).fail(function() {
+				console.log(arguments);
+				loaded();
 			});
 	}
 

public_html/js/Presenters/PostCommentListPresenter.js

@@ -53,10 +53,15 @@ App.Presenters.PostCommentListPresenter = function(
 							.then(function(response) {
 								comments = response.json.data;
 								render();
+							}).fail(function() {
+								console.log(arguments);
 							});
 					}
 				})
-			.fail(function() { console.log(new Error(arguments)); });
+			.fail(function() {
+				console.log(arguments);
+				loaded();
+			});
 	}
 
 	function render() {

public_html/js/Presenters/PostPresenter.js

@@ -83,7 +83,10 @@ App.Presenters.PostPresenter = function(
 				topNavigationPresenter.changeTitle('@' + post.id);
 				render();
 				loaded();
-			}).fail(loaded);
+			}).fail(function() {
+				console.log(arguments);
+				loaded();
+			});
 	}
 
 	function attachLinksToPostsAround() {

public_html/js/Presenters/PostUploadPresenter.js

@@ -32,6 +32,9 @@ App.Presenters.PostUploadPresenter = function(
 				templates.upload = template;
 				render();
 				loaded();
+			}).fail(function() {
+				console.log(arguments);
+				loaded();
 			});
 	}
 

public_html/js/Presenters/RegistrationPresenter.js

@@ -21,6 +21,9 @@ App.Presenters.RegistrationPresenter = function(
 				templates.registration = template;
 				render();
 				loaded();
+			}).fail(function() {
+				console.log(arguments);
+				loaded();
 			});
 	}
 

public_html/js/Presenters/TagListPresenter.js

@@ -38,6 +38,9 @@ App.Presenters.TagListPresenter = function(
 					function() {
 						reinit(params, function() {});
 					});
+			}).fail(function() {
+				console.log(arguments);
+				loaded();
 			});
 	}
 

public_html/js/Presenters/TagPresenter.js

@@ -36,6 +36,9 @@ App.Presenters.TagPresenter = function(
 				templates.postListItem = postListItemTemplate;
 
 				reinit(params, loaded);
+			}).fail(function() {
+				console.log(arguments);
+				loaded();
 			});
 	}
 

public_html/js/Presenters/TopNavigationPresenter.js

@@ -19,6 +19,8 @@ App.Presenters.TopNavigationPresenter = function(
 				render();
 				loaded();
 				auth.startObservingLoginChanges('top-navigation', loginStateChanged);
+			}).fail(function() {
+				loaded();
 			});
 	}
 

public_html/js/Presenters/UserAccountRemovalPresenter.js

@@ -28,6 +28,9 @@ App.Presenters.UserAccountRemovalPresenter = function(
 				templates.accountRemoval = template;
 				render();
 				loaded();
+			}).fail(function() {
+				console.log(arguments);
+				loaded();
 			});
 	}
 

public_html/js/Presenters/UserAccountSettingsPresenter.js

@@ -45,6 +45,9 @@ App.Presenters.UserAccountSettingsPresenter = function(
 				templates.accountRemoval = template;
 				render();
 				loaded();
+			}).fail(function() {
+				console.log(arguments);
+				loaded();
 			});
 	}
 

public_html/js/Presenters/UserActivationPresenter.js

@@ -36,6 +36,9 @@ App.Presenters.UserActivationPresenter = function(
 				}
 				render();
 				loaded();
+			}).fail(function() {
+				console.log(arguments);
+				loaded();
 			});
 	}
 

public_html/js/Presenters/UserBrowsingSettingsPresenter.js

@@ -25,6 +25,9 @@ App.Presenters.UserBrowsingSettingsPresenter = function(
 				templates.browsingSettings = template;
 				render();
 				loaded();
+			}).fail(function() {
+				console.log(arguments);
+				loaded();
 			});
 	}
 
@@ -53,6 +56,8 @@ App.Presenters.UserBrowsingSettingsPresenter = function(
 		promise.wait(browsingSettings.setSettings(newSettings))
 			.then(function() {
 				messagePresenter.showInfo($messages, 'Browsing settings updated!');
+			}).fail(function() {
+				console.log(arguments);
 			});
 	}
 

public_html/js/Presenters/UserListPresenter.js

@@ -39,6 +39,9 @@ App.Presenters.UserListPresenter = function(
 					function() {
 						reinit(params, function() {});
 					});
+			}).fail(function() {
+				console.log(arguments);
+				loaded();
 			});
 	}
 

public_html/js/Presenters/UserPresenter.js

@@ -28,6 +28,9 @@ App.Presenters.UserPresenter = function(
 				$messages = $el.find('.messages');
 				templates.user = template;
 				reinit(params, loaded);
+			}).fail(function() {
+				console.log(arguments);
+				loaded();
 			});
 	}
 

public_html/js/Promise.js

@@ -20,7 +20,7 @@ App.Promise = function(_, jQuery) {
 
 		active.push(promise.promiseId);
 
-		promise.then(function() {
+		promise.always(function() {
 			if (!_.contains(active, promise.promiseId)) {
 				throw new Error('Broken promise (promise ID: ' + promise.promiseId + ')');
 			}

public_html/js/Util.js

@@ -124,7 +124,7 @@ App.Util = function(_, jQuery, marked, promise) {
 	}
 
 	function formatUnits(number, base, suffixes, callback) {
-		if (!number) {
+		if (!number && number !== 0) {
 			return NaN;
 		}
 		number *= 1.0;

public_html/templates/home.tpl

@@ -1,10 +1,10 @@
 <div id="home">
 	<h1><%= title %></h1>
 	<p>
-		<small>Serving <%= globals.postCount %> posts (<%= formatFileSize(globals.postSize) %>)</small>
+		<small>Serving <%= globals.postCount || 0 %> posts (<%= formatFileSize(globals.postSize || 0) %>)</small>
 	</p>
 
-	<% if (post) { %>
+	<% if (post && typeof(post) !== 'undefined') { %>
 		<div class="post">
 			<%= postContentTemplate({post: post}) %>
 			<div class="post-footer">