backup refs to injected subs later

In case two plugins both inject replacements for these subs,
backup the ref just before injecting to make sure the most
recent version is seen.

diff --git a/IkiWiki/Plugin/po.pm b/IkiWiki/Plugin/po.pm
index 4bac376561139cbf6077276b9e89a7198c2201ca..466ffd0b8341ea51d93583ab7d85ba1badd760c9 100644 (file)
--- a/IkiWiki/Plugin/po.pm
+++ b/IkiWiki/Plugin/po.pm
@@ -27,9 +27,6 @@ memoize("percenttranslated");
 
 # backup references to subs that will be overriden
 my %origsubs;
-$origsubs{'bestlink'}=\&IkiWiki::bestlink;
-$origsubs{'beautify_urlpath'}=\&IkiWiki::beautify_urlpath;
-$origsubs{'targetpage'}=\&IkiWiki::targetpage;
 
 sub import { #{{{
        hook(type => "getsetup", id => "po", call => \&getsetup);
@@ -38,8 +35,12 @@ sub import { #{{{
        hook(type => "filter", id => "po", call => \&filter);
        hook(type => "htmlize", id => "po", call => \&htmlize);
        hook(type => "pagetemplate", id => "po", call => \&pagetemplate);
+
+       $origsubs{'bestlink'}=\&IkiWiki::bestlink;
        inject(name => "IkiWiki::bestlink", call => \&mybestlink);
+       $origsubs{'beautify_urlpath'}=\&IkiWiki::beautify_urlpath;
        inject(name => "IkiWiki::beautify_urlpath", call => \&mybeautify_urlpath);
+       $origsubs{'targetpage'}=\&IkiWiki::targetpage;
        inject(name => "IkiWiki::targetpage", call => \&mytargetpage);
 } #}}}