From b0361b8efde26fbf4f3207be6c3c8f39eb16a9f3 Mon Sep 17 00:00:00 2001
From: Joey Hess <joey@gnu.kitenet.net>
Date: Sat, 31 Jan 2009 19:02:50 -0500
Subject: [PATCH] factor out IE stupididy workaround

---
 IkiWiki/CGI.pm         | 23 +++++++++++++++++------
 IkiWiki/Plugin/goto.pm | 17 ++++++++---------
 2 files changed, 25 insertions(+), 15 deletions(-)

diff --git a/IkiWiki/CGI.pm b/IkiWiki/CGI.pm
index c91914564..3000ed100 100644
--- a/IkiWiki/CGI.pm
+++ b/IkiWiki/CGI.pm
@@ -229,6 +229,20 @@ sub cgi_prefs ($$) {
 	showform($form, $buttons, $session, $q);
 }
 
+sub cgi_custom_failure ($$) {
+	my $header=shift;
+	my $message=shift;
+
+	print $header;
+	print $message;
+
+	# Internet Explod^Hrer won't show custom 404 responses
+	# unless they're >= 512 bytes
+	print ' ' x 512;
+
+	exit;
+}
+
 sub check_banned ($$) {
 	my $q=shift;
 	my $session=shift;
@@ -236,14 +250,11 @@ sub check_banned ($$) {
 	my $name=$session->param("name");
 	if (defined $name) {
 		if (grep { $name eq $_ } @{$config{banned_users}}) {
-			print $q->header(-status => "403 Forbidden");
 			$session->delete();
-			print gettext("You are banned.");
-			# Internet Explorer won't show custom 404 responses
-			# unless they're >= 512 bytes
-			print " " x 512;
 			cgi_savesession($session);
-			exit;
+			cgi_custom_failure(
+				$q->header(-status => "403 Forbidden"),
+				gettext("You are banned."));
 		}
 	}
 }
diff --git a/IkiWiki/Plugin/goto.pm b/IkiWiki/Plugin/goto.pm
index 9e7a2621f..7cc8cb484 100644
--- a/IkiWiki/Plugin/goto.pm
+++ b/IkiWiki/Plugin/goto.pm
@@ -44,15 +44,14 @@ sub cgi_goto ($;$) {
 	my $link = bestlink("", $page);
 
 	if (! length $link) {
-		print $q->header(-status => "404 Not Found");
-		print IkiWiki::misctemplate(gettext("missing page"),
-			"<p>".
-			sprintf(gettext("The page %s does not exist."),
-				htmllink("", "", $page)).
-			"</p>".
-			# Internet Explorer won't show custom 404 responses
-			# unless they're >= 512 bytes
-			(" " x 512));
+		IkiWiki::cgi_custom_failure(
+			$q->header(-status => "404 Not Found"),
+			IkiWiki::misctemplate(gettext("missing page"),
+				"<p>".
+				sprintf(gettext("The page %s does not exist."),
+					htmllink("", "", $page)).
+				"</p>")
+		)
 	}
 	else {
 		IkiWiki::redirect($q, urlto($link, undef, 1));
-- 
2.44.0