From 3df7d143469d8d659a9a70cae24b71ddcb73f70e Mon Sep 17 00:00:00 2001
From: Simon McVittie <smcv@debian.org>
Date: Sun, 27 Nov 2011 14:14:47 +0000
Subject: [PATCH] Support private, group, public as values for umask

These are equivalent to octal 077, 027 and 022, but easier to get from
YAML.

Signed-off-by: Simon McVittie <smcv@debian.org>
---
 IkiWiki.pm | 24 ++++++++++++++++++++----
 1 file changed, 20 insertions(+), 4 deletions(-)

diff --git a/IkiWiki.pm b/IkiWiki.pm
index 637d56c73..59fefc699 100644
--- a/IkiWiki.pm
+++ b/IkiWiki.pm
@@ -305,9 +305,9 @@ sub getsetup () {
 		rebuild => 0,
 	},
 	umask => {
-		type => "integer",
-		example => "022",
-		description => "force ikiwiki to use a particular umask",
+		type => "string",
+		example => "public",
+		description => "force ikiwiki to use a particular umask (keywords public, group or private, or a number)",
 		advanced => 1,
 		safe => 0, # paranoia
 		rebuild => 0,
@@ -587,7 +587,23 @@ sub checkconfig () {
 		unless exists $config{wikistatedir} && defined $config{wikistatedir};
 
 	if (defined $config{umask}) {
-		umask(possibly_foolish_untaint($config{umask}));
+		my $u = possibly_foolish_untaint($config{umask});
+
+		if ($u =~ m/^\d+$/) {
+			umask($u);
+		}
+		elsif ($u eq 'private') {
+			umask(077);
+		}
+		elsif ($u eq 'group') {
+			umask(027);
+		}
+		elsif ($u eq 'public') {
+			umask(022);
+		}
+		else {
+			error(sprintf(gettext("unsupported umask setting %s"), $u));
+		}
 	}
 
 	run_hooks(checkconfig => sub { shift->() });
-- 
2.26.2