po: po_link_to is safe, and fallbacks to a working value if needed

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

diff --git a/IkiWiki/Plugin/conditional.pm b/IkiWiki/Plugin/conditional.pm
index 6c14361f7d2b39df373d0e7fda25bab8946fa23f..e787424aaee5ca0e01c58f236a87f32c2d493e02 100644 (file)
--- a/IkiWiki/Plugin/conditional.pm
+++ b/IkiWiki/Plugin/conditional.pm
@@ -7,15 +7,24 @@ use IkiWiki 2.00;
 use UNIVERSAL;
 
 sub import { #{{{
+       hook(type => "getsetup", id => "conditional", call => \&getsetup);
        hook(type => "preprocess", id => "if", call => \&preprocess_if);
 } # }}}
 
+sub getsetup { #{{{
+       return
+               plugin => {
+                       safe => 1,
+                       rebuild => undef,
+               },
+} #}}}
+
 sub preprocess_if (@) { #{{{
        my %params=@_;
 
        foreach my $param (qw{test then}) {
                if (! exists $params{$param}) {
-                       return "[[if ".sprintf(gettext('%s parameter is required'), $param)."]]";
+                       error sprintf(gettext('%s parameter is required'), $param);
                }
        }
 
@@ -24,8 +33,8 @@ sub preprocess_if (@) { #{{{
                # An optimisation to avoid needless looping over every page
                # and adding of dependencies for simple uses of some of the
                # tests.
-               $params{test} =~ /^(enabled|sourcepage|destpage)\((.*)\)$/) {
-               add_depends($params{page}, "$params{test} and $params{page}");
+               $params{test} =~ /^([\s\!()]*((enabled|sourcepage|destpage|included)\([^)]*\)|(and|or))[\s\!()]*)+$/) {
+               add_depends($params{page}, "($params{test}) and $params{page}");
                $result=pagespec_match($params{page}, $params{test},
                                location => $params{page},
                                sourcepage => $params{page},
@@ -56,7 +65,7 @@ sub preprocess_if (@) { #{{{
                $ret="";
        }
        return IkiWiki::preprocess($params{page}, $params{destpage}, 
-               IkiWiki::filter($params{page}, $ret));
+               IkiWiki::filter($params{page}, $params{destpage}, $ret));
 } # }}}
 
 package IkiWiki::PageSpec;
@@ -102,7 +111,7 @@ sub match_destpage ($$;@) { #{{{
        }
 } #}}}
 
-sub match_included ($$;$) { #{{{
+sub match_included ($$;@) { #{{{
        shift;
        shift;
        my %params=@_;