img: Fix a bug that could taint @links with undef values.

[ikiwiki.git] / IkiWiki / Plugin / httpauth.pm

diff --git a/IkiWiki/Plugin/httpauth.pm b/IkiWiki/Plugin/httpauth.pm
index 1816c9d74c27aaee1e2b6114e62dd06b8fca1d4c..127c321f0491978c9b88760685963f785cd1062e 100644 (file)
--- a/IkiWiki/Plugin/httpauth.pm
+++ b/IkiWiki/Plugin/httpauth.pm
@@ -17,6 +17,13 @@ sub getsetup () {
                        safe => 1,
                        rebuild => 0,
                },
+               cgiauthurl => {
+                       type => "string",
+                       example => "http://example.com/wiki/auth/ikiwiki.cgi",
+                       description => "url to redirect to when authentication is needed",
+                       safe => 1,
+                       rebuild => 0,
+               },
 }
 
 sub auth ($$) {
@@ -26,6 +33,10 @@ sub auth ($$) {
        if (defined $cgi->remote_user()) {
                $session->param("name", $cgi->remote_user());
        }
+       elsif (defined $config{cgiauthurl}) {
+               IkiWiki::redirect($cgi, $config{cgiauthurl}.'?'.$cgi->query_string());
+               exit;
+       }
 }
 
 1