X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/f3207cddc1db58e061bb7562482382c4d193dc26..ce85eaab9da23cfaa177b934e4c25d64f6651929:/IkiWiki.pm

diff --git a/IkiWiki.pm b/IkiWiki.pm
index 2eca82e4d..a0a61ac64 100644
--- a/IkiWiki.pm
+++ b/IkiWiki.pm
@@ -14,19 +14,19 @@ use open qw{:utf8 :std};
 use vars qw{%config %links %oldlinks %pagemtime %pagectime %pagecase
 	    %pagestate %wikistate %renderedfiles %oldrenderedfiles
 	    %pagesources %destsources %depends %hooks %forcerebuild
-	    $gettext_obj %loaded_plugins};
+	    %loaded_plugins};
 
 use Exporter q{import};
 our @EXPORT = qw(hook debug error template htmlpage add_depends pagespec_match
-                 bestlink htmllink readfile writefile pagetype srcfile pagename
-                 displaytime will_render gettext urlto targetpage
-		 add_underlay pagetitle titlepage linkpage newpagefile
-		 inject
+                 pagespec_match_list bestlink htmllink readfile writefile
+		 pagetype srcfile pagename displaytime will_render gettext urlto
+		 targetpage add_underlay pagetitle titlepage linkpage
+		 newpagefile inject add_link
                  %config %links %pagestate %wikistate %renderedfiles
                  %pagesources %destsources);
 our $VERSION = 3.00; # plugin interface version, next is ikiwiki version
 our $version='unknown'; # VERSION_AUTOREPLACE done by Makefile, DNE
-our $installdir=''; # INSTALLDIR_AUTOREPLACE done by Makefile, DNE
+our $installdir='/usr'; # INSTALLDIR_AUTOREPLACE done by Makefile, DNE
 
 # Optimisation.
 use Memoize;
@@ -157,6 +157,13 @@ sub getsetup () {
 		safe => 0, # path
 		rebuild => 0,
 	},
+	underlaydirbase => {
+		type => "internal",
+		default => "$installdir/share/ikiwiki",
+		description => "parent directory containing additional underlays",
+		safe => 0,
+		rebuild => 0,
+	},
 	wrappers => {
 		type => "internal",
 		default => [],
@@ -452,7 +459,7 @@ sub checkconfig () {
 	if (defined $config{locale}) {
 		if (POSIX::setlocale(&POSIX::LC_ALL, $config{locale})) {
 			$ENV{LANG}=$config{locale};
-			$gettext_obj=undef;
+			define_gettext();
 		}
 	}
 		
@@ -715,7 +722,7 @@ sub add_underlay ($) {
 	my $dir=shift;
 
 	if ($dir !~ /^\//) {
-		$dir="$config{underlaydir}/../$dir";
+		$dir="$config{underlaydirbase}/$dir";
 	}
 
 	if (! grep { $_ eq $dir } @{$config{underlaydirs}}) {
@@ -1246,7 +1253,7 @@ sub preprocess ($$$;$$) {
 						|
 						"[^"]+"		# single-quoted value
 						|
-						[^\s\]]+	# unquoted value
+						[^"\s\]]+	# unquoted value
 					)
 					\s*			# whitespace or end
 								# of directive
@@ -1269,7 +1276,7 @@ sub preprocess ($$$;$$) {
 						|
 						"[^"]+"		# single-quoted value
 						|
-						[^\s\]]+	# unquoted value
+						[^"\s\]]+	# unquoted value
 					)
 					\s*			# whitespace or end
 								# of directive
@@ -1671,12 +1678,6 @@ sub rcs_receive () {
 	$hooks{rcs}{rcs_receive}{call}->();
 }
 
-sub safequote ($) {
-	my $s=shift;
-	$s=~s/[{}]//g;
-	return "q{$s}";
-}
-
 sub add_depends ($$) {
 	my $page=shift;
 	my $pagespec=shift;
@@ -1703,29 +1704,37 @@ sub file_pruned ($$) {
 	return $file =~ m/$regexp/ && $file ne $base;
 }
 
-sub gettext {
-	# Only use gettext in the rare cases it's needed.
+sub define_gettext () {
+	# If translation is needed, redefine the gettext function to do it.
+	# Otherwise, it becomes a quick no-op.
+	no warnings 'redefine';
 	if ((exists $ENV{LANG} && length $ENV{LANG}) ||
 	    (exists $ENV{LC_ALL} && length $ENV{LC_ALL}) ||
 	    (exists $ENV{LC_MESSAGES} && length $ENV{LC_MESSAGES})) {
-		if (! $gettext_obj) {
-			$gettext_obj=eval q{
+	    	*gettext=sub {
+			my $gettext_obj=eval q{
 				use Locale::gettext q{textdomain};
 				Locale::gettext->domain('ikiwiki')
 			};
-			if ($@) {
-				print STDERR "$@";
-				$gettext_obj=undef;
+
+			if ($gettext_obj) {
+				$gettext_obj->get(shift);
+			}
+			else {
 				return shift;
 			}
-		}
-		return $gettext_obj->get(shift);
+		};
 	}
 	else {
-		return shift;
+		*gettext=sub { return shift };
 	}
 }
 
+sub gettext {
+	define_gettext();
+	gettext(@_);
+}
+
 sub yesno ($) {
 	my $val=shift;
 
@@ -1757,6 +1766,14 @@ sub inject {
 	use warnings;
 }
 
+sub add_link ($$) {
+	my $page=shift;
+	my $link=shift;
+
+	push @{$links{$page}}, $link
+		unless grep { $_ eq $link } @{$links{$page}};
+}
+
 sub pagespec_merge ($$) {
 	my $a=shift;
 	my $b=shift;
@@ -1770,6 +1787,7 @@ sub pagespec_translate ($) {
 
 	# Convert spec to perl code.
 	my $code="";
+	my @data;
 	while ($spec=~m{
 		\s*		# ignore whitespace
 		(		# 1: match a single word
@@ -1797,14 +1815,17 @@ sub pagespec_translate ($) {
 		}
 		elsif ($word =~ /^(\w+)\((.*)\)$/) {
 			if (exists $IkiWiki::PageSpec::{"match_$1"}) {
-				$code.="IkiWiki::PageSpec::match_$1(\$page, ".safequote($2).", \@_)";
+				push @data, $2;
+				$code.="IkiWiki::PageSpec::match_$1(\$page, \$data[$#data], \@_)";
 			}
 			else {
-				$code.="IkiWiki::FailReason->new(".safequote(qq{unknown function in pagespec "$word"}).")";
+				push @data, qq{unknown function in pagespec "$word"};
+				$code.="IkiWiki::ErrorReason->new(\$data[$#data])";
 			}
 		}
 		else {
-			$code.=" IkiWiki::PageSpec::match_glob(\$page, ".safequote($word).", \@_)";
+			push @data, $word;
+			$code.=" IkiWiki::PageSpec::match_glob(\$page, \$data[$#data], \@_)";
 		}
 	}
 
@@ -1827,11 +1848,35 @@ sub pagespec_match ($$;@) {
 	}
 
 	my $sub=pagespec_translate($spec);
-	return IkiWiki::FailReason->new("syntax error in pagespec \"$spec\"")
+	return IkiWiki::ErrorReason->new("syntax error in pagespec \"$spec\"")
 		if $@ || ! defined $sub;
 	return $sub->($page, @params);
 }
 
+sub pagespec_match_list ($$;@) {
+	my $pages=shift;
+	my $spec=shift;
+	my @params=@_;
+
+	my $sub=pagespec_translate($spec);
+	error "syntax error in pagespec \"$spec\""
+		if $@ || ! defined $sub;
+	
+	my @ret;
+	my $r;
+	foreach my $page (@$pages) {
+		$r=$sub->($page, @params);
+		push @ret, $page if $r;
+	}
+
+	if (! @ret && defined $r && $r->isa("IkiWiki::ErrorReason")) {
+		error(sprintf(gettext("cannot match pages: %s"), $r));
+	}
+	else {
+		return @ret;
+	}
+}
+
 sub pagespec_valid ($) {
 	my $spec=shift;
 
@@ -1861,6 +1906,10 @@ sub new {
 	return bless \$value, $class;
 }
 
+package IkiWiki::ErrorReason;
+
+our @ISA = 'IkiWiki::FailReason';
+
 package IkiWiki::SuccessReason;
 
 use overload (
@@ -2021,7 +2070,7 @@ sub match_user ($$;@) {
 	my %params=@_;
 	
 	if (! exists $params{user}) {
-		return IkiWiki::FailReason->new("no user specified");
+		return IkiWiki::ErrorReason->new("no user specified");
 	}
 
 	if (defined $params{user} && lc $params{user} eq lc $user) {
@@ -2041,7 +2090,7 @@ sub match_admin ($$;@) {
 	my %params=@_;
 	
 	if (! exists $params{user}) {
-		return IkiWiki::FailReason->new("no user specified");
+		return IkiWiki::ErrorReason->new("no user specified");
 	}
 
 	if (defined $params{user} && IkiWiki::is_admin($params{user})) {
@@ -2061,7 +2110,7 @@ sub match_ip ($$;@) {
 	my %params=@_;
 	
 	if (! exists $params{ip}) {
-		return IkiWiki::FailReason->new("no IP specified");
+		return IkiWiki::ErrorReason->new("no IP specified");
 	}
 
 	if (defined $params{ip} && lc $params{ip} eq lc $ip) {