refactor pagespec derelevitisation code

diff --git a/IkiWiki.pm b/IkiWiki.pm
index 7eef4c320f40b211372aa09b7be4e785a02d97ad..892b5b5a8863f7054995a3ae46708a1cbc04d182 100644 (file)
--- a/IkiWiki.pm
+++ b/IkiWiki.pm
@@ -1807,19 +1807,25 @@ sub new {
 
 package IkiWiki::PageSpec;
 
+sub derel ($$) {
+       my $path=shift;
+       my $from=shift;
+
+       if ($path =~ m!^\./!) {
+               $from=~s#/?[^/]+$## if defined $from;
+               $path=~s#^\./##;
+               $path="$from/$path" if length $from;
+       }
+
+       return $path;
+}
+
 sub match_glob ($$;@) {
        my $page=shift;
        my $glob=shift;
        my %params=@_;
        
-       my $from=exists $params{location} ? $params{location} : '';
-       
-       # relative matching
-       if ($glob =~ m!^\./!) {
-               $from=~s#/?[^/]+$##;
-               $glob=~s#^\./##;
-               $glob="$from/$glob" if length $from;
-       }
+       $glob=derel($glob, $params{location});
 
        my $regexp=IkiWiki::glob2re($glob);
        if ($page=~/^$regexp$/i) {
@@ -1844,15 +1850,9 @@ sub match_link ($$;@) {
        my $link=lc(shift);
        my %params=@_;
 
+       $link=derel($link, $params{location});
        my $from=exists $params{location} ? $params{location} : '';
 
-       # relative matching
-       if ($link =~ m!^\.! && defined $from) {
-               $from=~s#/?[^/]+$##;
-               $link=~s#^\./##;
-               $link="$from/$link" if length $from;
-       }
-
        my $links = $IkiWiki::links{$page};
        return IkiWiki::FailReason->new("$page has no links") unless $links && @{$links};
        my $bestlink = IkiWiki::bestlink($from, $link);