added the tweakbestlink hook

[git.ikiwiki.info.git] / IkiWiki.pm

diff --git a/IkiWiki.pm b/IkiWiki.pm
index e75175a8dfb3cc6115a018b3bf63aa2674e82496..f2b50e77aa887a82b0e57377f2ee9cfca19713c7 100644 (file)
--- a/IkiWiki.pm
+++ b/IkiWiki.pm
@@ -807,6 +807,7 @@ sub will_render ($$;$) { #{{{
 sub bestlink ($$) { #{{{
        my $page=shift;
        my $link=shift;
+       my $res=undef;
        
        my $cwd=$page;
        if ($link=~s/^\/+//) {
@@ -821,25 +822,35 @@ sub bestlink ($$) { #{{{
                $l.=$link;
 
                if (exists $links{$l}) {
-                       return $l;
+                       $res=$l;
                }
                elsif (exists $pagecase{lc $l}) {
-                       return $pagecase{lc $l};
+                       $res=$pagecase{lc $l};
                }
-       } while $cwd=~s{/?[^/]+$}{};
+       } while ($cwd=~s{/?[^/]+$}{} && ! defined $res);
 
-       if (length $config{userdir}) {
+       if (! defined $res && length $config{userdir}) {
                my $l = "$config{userdir}/".lc($link);
                if (exists $links{$l}) {
-                       return $l;
+                       $res=$l;
                }
                elsif (exists $pagecase{lc $l}) {
-                       return $pagecase{lc $l};
+                       $res=$pagecase{lc $l};
                }
        }
 
-       #print STDERR "warning: page $page, broken link: $link\n";
-       return "";
+       if (defined $res) {
+               run_hooks(tweakbestlink => sub {
+                       $res=shift->(
+                               page => $page,
+                               link => $res);
+               });
+               return $res;
+       }
+       else {
+               #print STDERR "warning: page $page, broken link: $link\n";
+               return "";
+       }
 } #}}}
 
 sub isinlinableimage ($) { #{{{