From 57c409526195ebbd46b239f4af06ef199d001df9 Mon Sep 17 00:00:00 2001 From: Steve Clay Date: Mon, 19 Sep 2011 16:21:41 -0400 Subject: forward throws Exception if headers sent. fix for http://trac.elgg.org/ticket/3765 --- engine/lib/elgglib.php | 4 ++-- engine/lib/group.php | 4 +--- engine/lib/sessions.php | 9 ++------- languages/en.php | 2 +- 4 files changed, 6 insertions(+), 13 deletions(-) diff --git a/engine/lib/elgglib.php b/engine/lib/elgglib.php index 198ffe60c..8358b08ab 100644 --- a/engine/lib/elgglib.php +++ b/engine/lib/elgglib.php @@ -143,9 +143,9 @@ function forward($location = "", $reason = 'system') { } else if ($location === '') { exit; } + } else { + throw new SecurityException(elgg_echo('SecurityException:ForwardFailedToRedirect')); } - - return false; } /** diff --git a/engine/lib/group.php b/engine/lib/group.php index e7b70fd10..7fa188cd6 100644 --- a/engine/lib/group.php +++ b/engine/lib/group.php @@ -276,9 +276,7 @@ function group_gatekeeper($forward = true) { if ($forward && $allowed == false) { register_error(elgg_echo('membershiprequired')); - if (!forward($url, 'member')) { - throw new SecurityException(elgg_echo('SecurityException:UnexpectedOutputInGatekeeper')); - } + forward($url, 'member'); } return $allowed; diff --git a/engine/lib/sessions.php b/engine/lib/sessions.php index 407bb69c5..ae42956a9 100644 --- a/engine/lib/sessions.php +++ b/engine/lib/sessions.php @@ -472,10 +472,7 @@ function gatekeeper() { if (!elgg_is_logged_in()) { $_SESSION['last_forward_from'] = current_page_url(); register_error(elgg_echo('loggedinrequired')); - - if (!forward('', 'login')) { - throw new SecurityException(elgg_echo('SecurityException:UnexpectedOutputInGatekeeper')); - } + forward('', 'login'); } } @@ -490,9 +487,7 @@ function admin_gatekeeper() { if (!elgg_is_admin_logged_in()) { $_SESSION['last_forward_from'] = current_page_url(); register_error(elgg_echo('adminrequired')); - if (!forward('', 'admin')) { - throw new SecurityException(elgg_echo('SecurityException:UnexpectedOutputInGatekeeper')); - } + forward('', 'admin'); } } diff --git a/languages/en.php b/languages/en.php index 6c3c041cd..aabf91dfb 100644 --- a/languages/en.php +++ b/languages/en.php @@ -171,7 +171,7 @@ $english = array( 'ConfigurationException:NoSiteID' => "No site ID has been specified.", 'SecurityException:APIAccessDenied' => "Sorry, API access has been disabled by the administrator.", 'SecurityException:NoAuthMethods' => "No authentication methods were found that could authenticate this API request.", - 'SecurityException:UnexpectedOutputInGatekeeper' => 'Unexpected output in gatekeeper call. Halting execution for security. Search http://docs.elgg.org/ for more information.', + 'SecurityException:ForwardFailedToRedirect' => 'Redirect could not be issued due to headers already being sent. Halting execution for security. Search http://docs.elgg.org/ for more information.', 'InvalidParameterException:APIMethodOrFunctionNotSet' => "Method or function not set in call in expose_method()", 'InvalidParameterException:APIParametersArrayStructure' => "Parameters array structure is incorrect for call to expose method '%s'", 'InvalidParameterException:UnrecognisedHttpMethod' => "Unrecognised http method %s for api method '%s'", -- cgit v1.2.3