diff --git a/index.php b/index.php index 818fa68..3af3869 100644 --- a/index.php +++ b/index.php @@ -1550,7 +1550,37 @@ function renderPage() // If we are called from the bookmarklet, we must close the popup: if (isset($_GET['source']) && $_GET['source']=='bookmarklet') { echo ''; exit; } - header('Location: ?'); // After deleting the link, redirect to the home page. + // Pick where we're going to redirect + // ============================================================= + // Basically, we can't redirect to where we were previously if it was a permalink + // or an edit_link, because it would 404. + // Cases: + // - / : nothing in $_GET, redirect to self + // - /?page : redirect to self + // - /?searchterm : redirect to self (there might be other links) + // - /?searchtags : redirect to self + // - /permalink : redirect to / (the link does not exist anymore) + // - /?edit_link : redirect to / (the link does not exist anymore) + // PHP treats the permalink as a $_GET variable, so we need to check if every condition for self + // redirect is not satisfied, and only then redirect to / + $location = "?"; + // Self redirection + if (count($_GET) == 0 || + isset($_GET['page']) || + isset($_GET['searchterm']) || + isset($_GET['searchtags'])) { + + if (isset($_POST['returnurl'])) { + $location = $_POST['returnurl']; // Handle redirects given by the form + } + + if ($location === "?" && + isset($_SERVER['HTTP_REFERER'])) { // Handle HTTP_REFERER in case we're not coming from the same place. + $location = $_SERVER['HTTP_REFERER']; + } + } + + header('Location: ' . $location); // After deleting the link, redirect to appropriate location exit; }