Fixes #4059 returning true when handling a page

29 files changed, 123 insertions, 52 deletions

diff --git a/engine/lib/admin.php b/engine/lib/admin.php
index c0a5c0995..3baf2ff61 100644
--- a/engine/lib/admin.php
+++ b/engine/lib/admin.php
@@ -427,7 +427,7 @@ function admin_pagesetup() {
  *
  * @param array $page Array of pages
  *
- * @return void
+ * @return bool
  * @access private
  */
 function admin_page_handler($page) {
@@ -478,6 +478,7 @@ function admin_page_handler($page) {
 
 	$body = elgg_view_layout('admin', array('content' => $content, 'title' => $title));
 	echo elgg_view_page($title, $body, 'admin');
+	return true;
 }
 
 /**
@@ -485,7 +486,7 @@ function admin_page_handler($page) {
  * admin_plugin_screenshot/<plugin_id>/<size>/<ss_name>.<ext>
  *
  * @param array $pages The pages array
- * @return void
+ * @return bool
  * @access private
  */
 function admin_plugin_screenshot_page_handler($pages) {
@@ -524,6 +525,7 @@ function admin_plugin_screenshot_page_handler($pages) {
 			echo file_get_contents($file);
 			break;
 	}
+	return true;
 }
 
 /**
@@ -539,7 +541,7 @@ function admin_plugin_screenshot_page_handler($pages) {
  *	* LICENSE.txt
  *
  * @param type $page
- * @return void
+ * @return bool
  * @access private
  */
 function admin_markdown_page_handler($pages) {
@@ -595,6 +597,7 @@ function admin_markdown_page_handler($pages) {
 	));
 	
 	echo elgg_view_page($title, $body, 'admin');
+	return true;
 }
 
 /**
diff --git a/engine/lib/cron.php b/engine/lib/cron.php
index 8c0b62a53..8af640396 100644
--- a/engine/lib/cron.php
+++ b/engine/lib/cron.php
@@ -25,7 +25,7 @@ function cron_init() {
  *
  * @param array $page Pages
  *
- * @return void
+ * @return bool
  * @access private
  */
 function cron_page_handler($page) {
@@ -63,6 +63,7 @@ function cron_page_handler($page) {
 	$std_out = ob_get_clean();
 
 	echo $std_out . $old_stdout;
+	return true;
 }
 
 /**
diff --git a/engine/lib/elgglib.php b/engine/lib/elgglib.php
index 03774deb4..10804fdca 100644
--- a/engine/lib/elgglib.php
+++ b/engine/lib/elgglib.php
@@ -1740,12 +1740,12 @@ function _elgg_shutdown_hook() {
  *
  * @param array $page The page array
  *
- * @return void
+ * @return bool
  * @elgg_pagehandler js
  * @access private
  */
 function elgg_js_page_handler($page) {
-	elgg_cacheable_view_page_handler($page, 'js');
+	return elgg_cacheable_view_page_handler($page, 'js');
 }
 
 /**
@@ -1755,7 +1755,7 @@ function elgg_js_page_handler($page) {
  *
  * @param array $page The page array
  *
- * @return void
+ * @return bool
  * @elgg_pagehandler ajax
  * @access private
  */
@@ -1776,7 +1776,9 @@ function elgg_ajax_page_handler($page) {
 		}
 
 		echo elgg_view($view, $vars);
+		return true;
 	}
+	return false;
 }
 
 /**
@@ -1796,7 +1798,7 @@ function elgg_css_page_handler($page) {
 		$page[0] = 'elgg';
 	}
 	
-	elgg_cacheable_view_page_handler($page, 'css');
+	return elgg_cacheable_view_page_handler($page, 'css');
 }
 
 /**
@@ -1807,7 +1809,7 @@ function elgg_css_page_handler($page) {
  * @param array  $page The page array
  * @param string $type The type: js or css
  *
- * @return void
+ * @return bool
  * @access private
  */
 function elgg_cacheable_view_page_handler($page, $type) {
@@ -1822,7 +1824,7 @@ function elgg_cacheable_view_page_handler($page, $type) {
 			break;
 
 		default:
-			return;
+			return false;
 			break;
 	}
 
@@ -1848,6 +1850,7 @@ function elgg_cacheable_view_page_handler($page, $type) {
 		//header("Content-Length: " . strlen($return));
 
 		echo $return;
+		return true;
 	}
 }
 
diff --git a/engine/lib/entities.php b/engine/lib/entities.php
index 98e48641a..4b8b6694f 100644
--- a/engine/lib/entities.php
+++ b/engine/lib/entities.php
@@ -2071,7 +2071,7 @@ function is_registered_entity_type($type, $subtype = null) {
  *
  * @param array $page Page elements from pain page handler
  *
- * @return void
+ * @return bool
  * @elgg_page_handler view
  * @access private
  */
@@ -2080,7 +2080,9 @@ function entities_page_handler($page) {
 		global $CONFIG;
 		set_input('guid', $page[0]);
 		include($CONFIG->path . "pages/entities/index.php");
+		return true;
 	}
+	return false;
 }
 
 /**
diff --git a/engine/lib/pagehandler.php b/engine/lib/pagehandler.php
index 91e568c1d..f331e2aae 100644
--- a/engine/lib/pagehandler.php
+++ b/engine/lib/pagehandler.php
@@ -40,12 +40,13 @@ function page_handler($handler, $page) {
 	$handler = $params['handler'];
 	$page = $params['segments'];
 
+	$result = false;
 	if (isset($CONFIG->pagehandler) && !empty($handler) && isset($CONFIG->pagehandler[$handler])) {
 		$function = $CONFIG->pagehandler[$handler];
-		call_user_func($function, $page, $handler);
+		$result = call_user_func($function, $page, $handler);
 	}
 
-	return headers_sent();
+	return $result || headers_sent();
 }
 
 /**
@@ -64,6 +65,7 @@ function page_handler($handler, $page) {
  * The context is set to the page handler identifier before the registered
  * page handler function is called. For the above example, the context is set to 'blog'.
  *
+ * Page handlers should return true to indicate that they handled the request.
  * Requests not handled are forwarded to the front page with a reason of 404.
  * Plugins can register for the 'forward', '404' plugin hook. @see forward()
  *
diff --git a/engine/lib/river.php b/engine/lib/river.php
index b2fead824..466eca253 100644
--- a/engine/lib/river.php
+++ b/engine/lib/river.php
@@ -586,7 +586,7 @@ function update_river_access_by_object($object_guid, $access_id) {
  * Page handler for activiy
  *
  * @param array $page
- * @return void
+ * @return bool
  * @access private
  */
 function elgg_river_page_handler($page) {
@@ -607,6 +607,7 @@ function elgg_river_page_handler($page) {
 	$entity_subtype = '';
 
 	require_once("{$CONFIG->path}pages/river.php");
+	return true;
 }
 
 /**
diff --git a/engine/lib/tags.php b/engine/lib/tags.php
index b2c9a672f..a0887d0f3 100644
--- a/engine/lib/tags.php
+++ b/engine/lib/tags.php
@@ -321,7 +321,7 @@ function elgg_get_registered_tag_metadata_names() {
  *
  * @param array $page Page array
  *
- * @return void
+ * @return bool
  * @access private
  */
 function elgg_tagcloud_page_handler($page) {
@@ -337,6 +337,7 @@ function elgg_tagcloud_page_handler($page) {
 	$body = elgg_view_layout('one_sidebar', array('content' => $content));
 
 	echo elgg_view_page(elgg_echo('tags:site_cloud'), $body);
+	return true;
 }
 
 /**
diff --git a/engine/lib/user_settings.php b/engine/lib/user_settings.php
index 12084662b..1e2d6db10 100644
--- a/engine/lib/user_settings.php
+++ b/engine/lib/user_settings.php
@@ -294,7 +294,7 @@ function usersettings_pagesetup() {
  *
  * @param array $page Pages array
  *
- * @return void
+ * @return bool
  * @access private
  */
 function usersettings_page_handler($page) {
@@ -330,6 +330,7 @@ function usersettings_page_handler($page) {
 
 	if (isset($path)) {
 		require $path;
+		return true;
 	}
 }
 
diff --git a/engine/lib/users.php b/engine/lib/users.php
index 3001a2ac6..3aff2ca9d 100644
--- a/engine/lib/users.php
+++ b/engine/lib/users.php
@@ -1048,7 +1048,7 @@ function collections_submenu_items() {
  *
  * @param array $page_elements Page elements
  *
- * @return void
+ * @return bool
  * @access private
  */
 function friends_page_handler($page_elements) {
@@ -1059,6 +1059,7 @@ function friends_page_handler($page_elements) {
 		collections_submenu_items();
 	}
 	require_once(dirname(dirname(dirname(__FILE__))) . "/pages/friends/index.php");
+	return true;
 }
 
 /**
@@ -1066,7 +1067,7 @@ function friends_page_handler($page_elements) {
  *
  * @param array $page_elements Page elements
  *
- * @return void
+ * @return bool
  * @access private
  */
 function friends_of_page_handler($page_elements) {
@@ -1078,6 +1079,7 @@ function friends_of_page_handler($page_elements) {
 		collections_submenu_items();
 	}
 	require_once(dirname(dirname(dirname(__FILE__))) . "/pages/friends/of.php");
+	return true;
 }
 
 /**
@@ -1085,7 +1087,7 @@ function friends_of_page_handler($page_elements) {
  *
  * @param array $page_elements Page elements
  *
- * @return void
+ * @return bool
  * @access private
  */
 function collections_page_handler($page_elements) {
@@ -1096,6 +1098,7 @@ function collections_page_handler($page_elements) {
 			set_page_owner(elgg_get_logged_in_user_guid());
 			collections_submenu_items();
 			require_once "{$base}pages/friends/collections/add.php";
+			return true;
 		} else {
 			$user = get_user_by_username($page_elements[0]);
 			if ($user) {
@@ -1104,9 +1107,11 @@ function collections_page_handler($page_elements) {
 					collections_submenu_items();
 				}
 				require_once "{$base}pages/friends/collections/view.php";
+				return true;
 			}
 		}
 	}
+	return false;
 }
 
 /**
@@ -1115,7 +1120,7 @@ function collections_page_handler($page_elements) {
  * @param array  $page_elements Page elements
  * @param string $handler The handler string
  *
- * @return void
+ * @return bool
  * @access private
  */
 function elgg_user_account_page_handler($page_elements, $handler) {
@@ -1131,7 +1136,10 @@ function elgg_user_account_page_handler($page_elements, $handler) {
 		case 'register':
 			require_once("$base_dir/register.php");
 			break;
+		default:
+			return false;
 	}
+	return true;
 }
 
 /**
@@ -1140,17 +1148,18 @@ function elgg_user_account_page_handler($page_elements, $handler) {
  * This is a fallback for non-JS users who click on the
  * dropdown login link.
  *
- * @return void
+ * @return bool
  * @access private
  */
 function elgg_user_login_page_handler() {
 	if (elgg_is_logged_in()) {
-		forward();
+		forward('');
 	}
 
 	$login_box = elgg_view('core/account/login_box');
 	$content = elgg_view_layout('one_column', array('content' => $login_box));
 	echo elgg_view_page(elgg_echo('login'), $content);
+	return true;
 }
 
 /**
@@ -1404,7 +1413,7 @@ function elgg_profile_fields_setup() {
  * /avatar/view/<username>/<size>/<icontime>
  *
  * @param array $page
- * @return void
+ * @return bool
  * @access private
  */
 function elgg_avatar_page_handler($page) {
@@ -1417,17 +1426,20 @@ function elgg_avatar_page_handler($page) {
 
 	if ($page[0] == 'edit') {
 		require_once("{$CONFIG->path}pages/avatar/edit.php");
+		return true;
 	} else {
 		set_input('size', $page[2]);
 		require_once("{$CONFIG->path}pages/avatar/view.php");
+		return true;
 	}
+	return false;
 }
 
 /**
  * Profile page handler
  *
  * @param array $page
- * @return void
+ * @return bool
  * @access private
  */
 function elgg_profile_page_handler($page) {
@@ -1438,7 +1450,9 @@ function elgg_profile_page_handler($page) {
 
 	if ($page[1] == 'edit') {
 		require_once("{$CONFIG->path}pages/profile/edit.php");
+		return true;
 	}
+	return false;
 }
 
 /**
diff --git a/mod/blog/start.php b/mod/blog/start.php
index b2da00bc7..052c63651 100644
--- a/mod/blog/start.php
+++ b/mod/blog/start.php
@@ -93,7 +93,7 @@ function blog_init() {
  * @todo no archives for all blogs or friends
  *
  * @param array $page
- * @return void
+ * @return bool
  */
 function blog_page_handler($page) {
 
@@ -141,15 +141,16 @@ function blog_page_handler($page) {
 		case 'all':
 			$params = blog_get_page_content_list();
 			break;
+		default:
+			return false;
 	}
 
-	if (isset($params)) {
-		$params['sidebar'] .= elgg_view('blog/sidebar', array('page' => $page_type));
+	$params['sidebar'] .= elgg_view('blog/sidebar', array('page' => $page_type));
 
-		$body = elgg_view_layout('content', $params);
+	$body = elgg_view_layout('content', $params);
 
-		echo elgg_view_page($params['title'], $body);
-	}
+	echo elgg_view_page($params['title'], $body);
+	return true;
 }
 
 /**
diff --git a/mod/bookmarks/start.php b/mod/bookmarks/start.php
index 6d9dc9b3d..21a2d8940 100644
--- a/mod/bookmarks/start.php
+++ b/mod/bookmarks/start.php
@@ -83,7 +83,7 @@ function bookmarks_init() {
  * Title is ignored
  *
  * @param array $page
- * @return void
+ * @return bool
  */
 function bookmarks_page_handler($page) {
 	elgg_load_library('elgg:bookmarks');
@@ -146,9 +146,13 @@ function bookmarks_page_handler($page) {
 			set_input('container_guid', $page[1]);
 			include "$pages/bookmarklet.php";
 			break;
+
+		default:
+			return false;
 	}
 
 	elgg_pop_context();
+	return true;
 }
 
 /**
diff --git a/mod/categories/start.php b/mod/categories/start.php
index 3cec516f1..0aacf11e7 100644
--- a/mod/categories/start.php
+++ b/mod/categories/start.php
@@ -28,10 +28,11 @@ function categories_init() {
 
 /**
  * Category page handler
- * @return void
+ * @return bool
  */
 function categories_page_handler() {
 	include(dirname(__FILE__) . "/pages/categories/listing.php");
+	return true;
 }
 
 /**
diff --git a/mod/dashboard/start.php b/mod/dashboard/start.php
index 0197ee64f..65007d1a8 100644
--- a/mod/dashboard/start.php
+++ b/mod/dashboard/start.php
@@ -31,7 +31,7 @@ function dashboard_init() {
 
 /**
  * Dashboard page handler
- * @return void
+ * @return bool
  */
 function dashboard_page_handler() {
 	// Ensure that only logged-in users can see this page
@@ -55,6 +55,7 @@ function dashboard_page_handler() {
 	$body = elgg_view_layout('one_column', array('content' => $widgets));
 
 	echo elgg_view_page($title, $body);
+	return true;
 }
 
 
diff --git a/mod/developers/start.php b/mod/developers/start.php
index c89e3d36f..2e3df7663 100644
--- a/mod/developers/start.php
+++ b/mod/developers/start.php
@@ -157,7 +157,7 @@ function developers_log_events($name, $type) {
  * Serve the theme preview pages
  *
  * @param array $page
- * @return void
+ * @return bool
  */
 function developers_theme_preview_controller($page) {
 	if (!isset($page[0])) {
@@ -192,4 +192,5 @@ function developers_theme_preview_controller($page) {
 	));
 	
 	echo elgg_view_page($title, $layout, 'theme_preview');
+	return true;
 }
diff --git a/mod/externalpages/start.php b/mod/externalpages/start.php
index 271051ba9..13235af53 100644
--- a/mod/externalpages/start.php
+++ b/mod/externalpages/start.php
@@ -53,7 +53,7 @@ function expages_setup_footer_menu() {
  *
  * @param array  $page    URL segements
  * @param string $handler Handler identifier
- * @return void
+ * @return bool
  */
 function expages_page_handler($page, $handler) {
 	if ($handler == 'expages') {
@@ -77,6 +77,7 @@ function expages_page_handler($page, $handler) {
 
 	$body = elgg_view_layout("one_sidebar", array('content' => $content));
 	echo elgg_view_page($title, $body);
+	return true;
 }
 
 /**
diff --git a/mod/file/start.php b/mod/file/start.php
index bb20fc7ba..f8b7fa423 100644
--- a/mod/file/start.php
+++ b/mod/file/start.php
@@ -100,7 +100,7 @@ function file_init() {
  * Title is ignored
  *
  * @param array $page
- * @return void
+ * @return bool
  */
 function file_page_handler($page) {
 
@@ -138,7 +138,10 @@ function file_page_handler($page) {
 		case 'all':
 			include "$file_dir/world.php";
 			break;
+		default:
+			return false;
 	}
+	return true;
 }
 
 /**
diff --git a/mod/groups/start.php b/mod/groups/start.php
index 710ccc0b2..5469da013 100644
--- a/mod/groups/start.php
+++ b/mod/groups/start.php
@@ -192,7 +192,7 @@ function groups_setup_sidebar_menus() {
  *  Group members:        groups/members/<guid>
  *
  * @param array $page Array of url segments for routing
- * @return void
+ * @return bool
  */
 function groups_page_handler($page) {
 
@@ -239,7 +239,10 @@ function groups_page_handler($page) {
 		case 'requests':
 			groups_handle_requests_page($page[1]);
 			break;
+		default:
+			return false;
 	}
+	return true;
 }
 
 /**
@@ -752,7 +755,7 @@ function discussion_init() {
  *  Edit discussion topic: discussion/edit/<guid>
  *
  * @param array $page Array of url segments for routing
- * @return void
+ * @return bool
  */
 function discussion_page_handler($page) {
 
@@ -776,7 +779,10 @@ function discussion_page_handler($page) {
 		case 'view':
 			discussion_handle_view_page($page[1]);
 			break;
+		default:
+			return false;
 	}
+	return true;
 }
 
 /**
diff --git a/mod/invitefriends/start.php b/mod/invitefriends/start.php
index 61cfed96c..be853f2ce 100644
--- a/mod/invitefriends/start.php
+++ b/mod/invitefriends/start.php
@@ -27,7 +27,7 @@ function invitefriends_init() {
  * Page handler function
  * 
  * @param array $page Page URL segments
- * @return void
+ * @return bool
  */
 function invitefriends_page_handler($page) {
 	gatekeeper();
@@ -46,4 +46,5 @@ function invitefriends_page_handler($page) {
 	$body = elgg_view_layout('one_sidebar', $params);
 
 	echo elgg_view_page($title, $body);
+	return true;
 }
diff --git a/mod/members/start.php b/mod/members/start.php
index 1d734da17..54787cd16 100644
--- a/mod/members/start.php
+++ b/mod/members/start.php
@@ -19,7 +19,7 @@ function members_init() {
  * Members page handler
  *
  * @param array $page url segments
- * @return void
+ * @return bool
  */
 function members_page_handler($page) {
 	$base = elgg_get_plugins_path() . 'members/pages/members';
@@ -37,4 +37,5 @@ function members_page_handler($page) {
 	} else {
 		require_once "$base/index.php";
 	}
+	return true;
 }
diff --git a/mod/messageboard/start.php b/mod/messageboard/start.php
index 9db16cf3b..0c65edc4f 100644
--- a/mod/messageboard/start.php
+++ b/mod/messageboard/start.php
@@ -42,7 +42,7 @@ function messageboard_init() {
  *  Group messageboard:                messageboard/group/<guid>/all (not implemented)
  *
  * @param array $page Array of page elements
- * @return void
+ * @return bool
  */
 function messageboard_page_handler($page) {
 	$new_section_one = array('owner', 'add', 'group');
@@ -84,7 +84,11 @@ function messageboard_page_handler($page) {
 			set_input('page_owner_guid', $owner_guid);
 			include "$pages/owner.php";
 			break;
+
+		default:
+			return false;
 	}
+	return true;
 }
 
 /**
diff --git a/mod/messages/start.php b/mod/messages/start.php
index 631a5f731..e4ef4d43a 100644
--- a/mod/messages/start.php
+++ b/mod/messages/start.php
@@ -70,7 +70,7 @@ function messages_init() {
  * Messages page handler
  *
  * @param array $page Array of URL components for routing
- * @return void
+ * @return bool
  */
 function messages_page_handler($page) {
 
@@ -112,7 +112,10 @@ function messages_page_handler($page) {
 		case 'add':
 			include("$base_dir/send.php");
 			break;
+		default:
+			return false;
 	}
+	return true;
 }
 
 /**
diff --git a/mod/notifications/start.php b/mod/notifications/start.php
index 7ec82cfc9..761f17e40 100644
--- a/mod/notifications/start.php
+++ b/mod/notifications/start.php
@@ -36,7 +36,7 @@ function notifications_plugin_init() {
  * Route page requests
  *
  * @param array $page Array of url parameters
- * @return void
+ * @return bool
  */
 function notifications_page_handler($page) {
 
@@ -54,7 +54,10 @@ function notifications_page_handler($page) {
 		case 'personal':
 			require "$base/index.php";
 			break;
+		default:
+			return false;
 	}
+	return true;
 }
 
 /**
diff --git a/mod/pages/start.php b/mod/pages/start.php
index fd1d7df47..b2f26c719 100644
--- a/mod/pages/start.php
+++ b/mod/pages/start.php
@@ -100,7 +100,7 @@ function pages_init() {
  * Title is ignored
  *
  * @param array $page
- * @return void
+ * @return bool
  */
 function pages_page_handler($page) {
 
@@ -152,7 +152,10 @@ function pages_page_handler($page) {
 		case 'all':
 			include "$base_dir/world.php";
 			break;
+		default:
+			return false;
 	}
+	return true;
 }
 
 /**
diff --git a/mod/profile/start.php b/mod/profile/start.php
index 1c82d55f5..0ee2d0152 100644
--- a/mod/profile/start.php
+++ b/mod/profile/start.php
@@ -48,7 +48,7 @@ function profile_init() {
  * Profile page handler
  *
  * @param array $page Array of URL segments passed by the page handling mechanism
- * @return void
+ * @return bool
  */
 function profile_page_handler($page) {
 
@@ -85,6 +85,7 @@ function profile_page_handler($page) {
 
 	$body = elgg_view_layout('one_column', array('content' => $content));
 	echo elgg_view_page($title, $body);
+	return true;
 }
 
 /**
diff --git a/mod/reportedcontent/start.php b/mod/reportedcontent/start.php
index 0638feb52..8b18a4d64 100644
--- a/mod/reportedcontent/start.php
+++ b/mod/reportedcontent/start.php
@@ -60,7 +60,7 @@ function reportedcontent_init() {
  * Serves the add report page
  *
  * @param array $page Array of page routing elements
- * @return void
+ * @return bool
  */
 function reportedcontent_page_handler($page) {
 	// only logged in users can report things
@@ -77,6 +77,7 @@ function reportedcontent_page_handler($page) {
 	$body = elgg_view_layout('one_sidebar', $params);
 
 	echo elgg_view_page(elgg_echo('reportedcontent:this'), $body);
+	return true;
 }
 
 /**
diff --git a/mod/search/start.php b/mod/search/start.php
index a88c6ec03..73a96dc0a 100644
--- a/mod/search/start.php
+++ b/mod/search/start.php
@@ -56,7 +56,7 @@ function search_init() {
  * Page handler for search
  *
  * @param array $page Page elements from core page handler
- * @return void
+ * @return bool
  */
 function search_page_handler($page) {
 
@@ -72,6 +72,7 @@ function search_page_handler($page) {
 	$base_dir = elgg_get_plugins_path() . 'search/pages/search';
 
 	include_once("$base_dir/index.php");
+	return true;
 }
 
 /**
diff --git a/mod/thewire/start.php b/mod/thewire/start.php
index f46d9ec75..2ed0f0b4d 100644
--- a/mod/thewire/start.php
+++ b/mod/thewire/start.php
@@ -84,7 +84,7 @@ function thewire_init() {
  * thewire/tag/<tag>            View wire posts tagged with <tag>
  *
  * @param array $page From the page_handler function
- * @return void
+ * @return bool
  */
 function thewire_page_handler($page) {
 
@@ -134,7 +134,11 @@ function thewire_page_handler($page) {
 			}
 			include "$base_dir/previous.php";
 			break;
+
+		default:
+			return false;
 	}
+	return true;
 }
 
 /**
diff --git a/mod/twitter_api/start.php b/mod/twitter_api/start.php
index fd2ff6493..08bce5479 100644
--- a/mod/twitter_api/start.php
+++ b/mod/twitter_api/start.php
@@ -45,14 +45,14 @@ function twitter_api_init() {
  * Handles old pg/twitterservice/ handler
  *
  * @param array $page
- * @return void
+ * @return bool
  */
 function twitter_api_pagehandler_deprecated($page) {
 	$url = elgg_get_site_url() . 'pg/twitter_api/authorize';
 	$msg = elgg_echo('twitter_api:deprecated_callback_url', array($url));
 	register_error($msg);
 
-	twitter_api_pagehandler($page);
+	return twitter_api_pagehandler($page);
 }
 
 
@@ -64,7 +64,7 @@ function twitter_api_pagehandler_deprecated($page) {
  */
 function twitter_api_pagehandler($page) {
 	if (!isset($page[0])) {
-		return;
+		return false;
 	}
 
 	switch ($page[0]) {
@@ -92,7 +92,10 @@ function twitter_api_pagehandler($page) {
 			$pages = dirname(__FILE__) . '/pages/twitter_api';
 			include "$pages/interstitial.php";
 			break;
+		default:
+			return false;
 	}
+	return true;
 }
 
 /**
diff --git a/mod/uservalidationbyemail/start.php b/mod/uservalidationbyemail/start.php
index a674511cf..6904ce9e2 100644
--- a/mod/uservalidationbyemail/start.php
+++ b/mod/uservalidationbyemail/start.php
@@ -149,7 +149,7 @@ function uservalidationbyemail_check_auth_attempt($credentials) {
  * Checks sent passed validation code and user guids and validates the user.
  *
  * @param array $page
- * @return void
+ * @return bool
  */
 function uservalidationbyemail_page_handler($page) {