X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/014a387996390c6ae3ecdc53e8c53c0fad67cc33..d3713b01649a834c8977d387cddb02c24a3fa2d5:/IkiWiki.pm

diff --git a/IkiWiki.pm b/IkiWiki.pm
index d8b272125..a732be999 100644
--- a/IkiWiki.pm
+++ b/IkiWiki.pm
@@ -4,14 +4,16 @@ package IkiWiki;
 use warnings;
 use strict;
 use Encode;
+use HTML::Entities;
 use open qw{:utf8 :std};
 
 # Optimisation.
 use Memoize;
 memoize("abs2rel");
+memoize("pagespec_translate");
 
 use vars qw{%config %links %oldlinks %oldpagemtime %pagectime
-            %renderedfiles %pagesources %depends %hooks};
+            %renderedfiles %pagesources %depends %hooks %forcerebuild};
 
 sub defaultconfig () { #{{{
 	wiki_file_prune_regexp => qr{((^|/).svn/|\.\.|^\.|\/\.|\.html?$|\.rss$)},
@@ -34,6 +36,7 @@ sub defaultconfig () { #{{{
 	rebuild => 0,
 	refresh => 0,
 	getctime => 0,
+	w3mmode => 0,
 	wrapper => undef,
 	wrappermode => undef,
 	svnrepo => undef,
@@ -48,9 +51,30 @@ sub defaultconfig () { #{{{
 	adminemail => undef,
 	plugin => [qw{mdwn inline htmlscrubber}],
 	timeformat => '%c',
+	locale => undef,
 } #}}}
-	    
+   
 sub checkconfig () { #{{{
+	# locale stuff; avoid LC_ALL since it overrides everything
+	if (defined $ENV{LC_ALL}) {
+		$ENV{LANG} = $ENV{LC_ALL};
+		delete $ENV{LC_ALL};
+	}
+	if (defined $config{locale}) {
+		eval q{use POSIX};
+		$ENV{LANG} = $config{locale}
+			if POSIX::setlocale(&POSIX::LC_TIME, $config{locale});
+	}
+
+	if ($config{w3mmode}) {
+		eval q{use Cwd q{abs_path}};
+		$config{srcdir}=possibly_foolish_untaint(abs_path($config{srcdir}));
+		$config{destdir}=possibly_foolish_untaint(abs_path($config{destdir}));
+		$config{cgiurl}="file:///\$LIB/ikiwiki-w3m.cgi/".$config{cgiurl}
+			unless $config{cgiurl} =~ m!file:///!;
+		$config{url}="file://".$config{destdir};
+	}
+
 	if ($config{cgi} && ! length $config{url}) {
 		error("Must specify url to wiki with --url when using --cgi\n");
 	}
@@ -71,6 +95,10 @@ sub checkconfig () { #{{{
 		require IkiWiki::Rcs::Stub;
 	}
 
+	run_hooks(checkconfig => sub { shift->() });
+} #}}}
+
+sub loadplugins () { #{{{
 	foreach my $plugin (@{$config{plugin}}) {
 		my $mod="IkiWiki::Plugin::".possibly_foolish_untaint($plugin);
 		eval qq{use $mod};
@@ -78,12 +106,12 @@ sub checkconfig () { #{{{
 			error("Failed to load plugin $mod: $@");
 		}
 	}
-
-	if (exists $hooks{checkconfig}) {
-                foreach my $id (keys %{$hooks{checkconfig}}) {
-                        $hooks{checkconfig}{$id}{call}->();
-                }
-        }
+	run_hooks(getopt => sub { shift->() });
+	if (grep /^-/, @ARGV) {
+		print STDERR "Unknown option: $_\n"
+			foreach grep /^-/, @ARGV;
+		usage();
+	}
 } #}}}
 
 sub error ($) { #{{{
@@ -264,7 +292,7 @@ sub styleurl (;$) { #{{{
 	return $page."style.css";
 } #}}}
 
-sub abs2rel ($$) {
+sub abs2rel ($$) { #{{{
 	# Work around very innefficient behavior in File::Spec if abs2rel
 	# is passed two relative paths. It's much faster if paths are
 	# absolute!
@@ -275,7 +303,7 @@ sub abs2rel ($$) {
 	my $ret=File::Spec->abs2rel($path, $base);
 	$ret=~s/^// if defined $ret;
 	return $ret;
-}
+} #}}}
 
 sub htmllink ($$$;$$$) { #{{{
 	my $lpage=shift; # the page doing the linking
@@ -354,7 +382,7 @@ sub loadindex () { #{{{
 		$items{link}=[];
 		foreach my $i (split(/ /, $_)) {
 			my ($item, $val)=split(/=/, $i, 2);
-			push @{$items{$item}}, $val;
+			push @{$items{$item}}, decode_entities($val);
 		}
 
 		next unless exists $items{src}; # skip bad lines for now
@@ -365,8 +393,7 @@ sub loadindex () { #{{{
 			$oldpagemtime{$page}=$items{mtime}[0];
 			$oldlinks{$page}=[@{$items{link}}];
 			$links{$page}=[@{$items{link}}];
-			$depends{$page}=join(" ", @{$items{depends}})
-				if exists $items{depends};
+			$depends{$page}=$items{depends}[0] if exists $items{depends};
 			$renderedfiles{$page}=$items{dest}[0];
 		}
 		$pagectime{$page}=$items{ctime}[0];
@@ -375,6 +402,8 @@ sub loadindex () { #{{{
 } #}}}
 
 sub saveindex () { #{{{
+	run_hooks(savestate => sub { shift->() });
+
 	if (! -d $config{wikistatedir}) {
 		mkdir($config{wikistatedir});
 	}
@@ -388,7 +417,7 @@ sub saveindex () { #{{{
 			"dest=$renderedfiles{$page}";
 		$line.=" link=$_" foreach @{$links{$page}};
 		if (exists $depends{$page}) {
-			$line.=" depends=$_" foreach split " ", $depends{$page};
+			$line.=" depends=".encode_entities($depends{$page}, " \t\n");
 		}
 		print OUT $line."\n";
 	}
@@ -426,57 +455,183 @@ sub misctemplate ($$) { #{{{
 	return $template->output;
 }#}}}
 
-sub glob_match ($$) { #{{{
-	my $page=shift;
-	my $glob=shift;
+sub hook (@) { # {{{
+	my %param=@_;
+	
+	if (! exists $param{type} || ! ref $param{call} || ! exists $param{id}) {
+		error "hook requires type, call, and id parameters";
+	}
+	
+	$hooks{$param{type}}{$param{id}}=\%param;
+} # }}}
 
-	if ($glob =~ /^link\((.+)\)$/) {
-		my $rev = $links{$page} or return undef;
-		foreach my $p (@$rev) {
-			return 1 if lc $p eq $1;
-		}
-		return 0;
-	} elsif ($glob =~ /^backlink\((.+)\)$/) {
-		my $rev = $links{$1} or return undef;
-		foreach my $p (@$rev) {
-			return 1 if lc $p eq $page;
+sub run_hooks ($$) { # {{{
+	# Calls the given sub for each hook of the given type,
+	# passing it the hook function to call.
+	my $type=shift;
+	my $sub=shift;
+
+	if (exists $hooks{$type}) {
+		foreach my $id (keys %{$hooks{$type}}) {
+			$sub->($hooks{$type}{$id}{call});
 		}
-		return 0;
-	} else {
-		# turn glob into safe regexp
-		$glob=quotemeta($glob);
-		$glob=~s/\\\*/.*/g;
-		$glob=~s/\\\?/./g;
-		$glob=~s!\\/!/!g;
-		
-		return $page=~/^$glob$/i;
 	}
 } #}}}
 
-sub globlist_match ($$) { #{{{
-	my $page=shift;
-	my @globlist=split(" ", shift);
+sub globlist_to_pagespec ($) { #{{{
+	my @globlist=split(' ', shift);
 
-	# check any negated globs first
+	my (@spec, @skip);
 	foreach my $glob (@globlist) {
-		return 0 if $glob=~/^!(.*)/ && glob_match($page, $1);
+		if ($glob=~/^!(.*)/) {
+			push @skip, $glob;
+		}
+		else {
+			push @spec, $glob;
+		}
 	}
 
-	foreach my $glob (@globlist) {
-		return 1 if glob_match($page, $glob);
+	my $spec=join(" or ", @spec);
+	if (@skip) {
+		my $skip=join(" and ", @skip);
+		if (length $spec) {
+			$spec="$skip and ($spec)";
+		}
+		else {
+			$spec=$skip;
+		}
+	}
+	return $spec;
+} #}}}
+
+sub is_globlist ($) { #{{{
+	my $s=shift;
+	$s=~/[^\s]+\s+([^\s]+)/ && $1 ne "and" && $1 ne "or";
+} #}}}
+
+sub safequote ($) { #{{{
+	my $s=shift;
+	$s=~s/[{}]//g;
+	return "q{$s}";
+} #}}}
+
+sub pagespec_merge ($$) { #{{{
+	my $a=shift;
+	my $b=shift;
+
+        # Support for old-style GlobLists.
+        if (is_globlist($a)) {
+                $a=globlist_to_pagespec($a);
+        }
+        if (is_globlist($b)) {
+                $b=globlist_to_pagespec($b);
+        }
+
+	return "($a) or ($b)";
+} #}}}
+
+sub pagespec_translate ($) { #{{{
+	# This assumes that $page is in scope in the function
+	# that evalulates the translated pagespec code.
+	my $spec=shift;
+
+	# Support for old-style GlobLists.
+	if (is_globlist($spec)) {
+		$spec=globlist_to_pagespec($spec);
+	}
+
+	# Convert spec to perl code.
+	my $code="";
+	while ($spec=~m/\s*(\!|\(|\)|\w+\([^\)]+\)|[^\s()]+)\s*/ig) {
+		my $word=$1;
+		if (lc $word eq "and") {
+			$code.=" &&";
+		}
+		elsif (lc $word eq "or") {
+			$code.=" ||";
+		}
+		elsif ($word eq "(" || $word eq ")" || $word eq "!") {
+			$code.=" ".$word;
+		}
+		elsif ($word =~ /^(link|backlink|created_before|created_after|creation_month|creation_year|creation_day)\((.+)\)$/) {
+			$code.=" match_$1(\$page, ".safequote($2).")";
+		}
+		else {
+			$code.=" match_glob(\$page, ".safequote($word).")";
+		}
+	}
+
+	return $code;
+} #}}}
+
+sub pagespec_match ($$) { #{{{
+	my $page=shift;
+	my $spec=shift;
+
+	return eval pagespec_translate($spec);
+} #}}}
+
+sub match_glob ($$) { #{{{
+	my $page=shift;
+	my $glob=shift;
+
+	# turn glob into safe regexp
+	$glob=quotemeta($glob);
+	$glob=~s/\\\*/.*/g;
+	$glob=~s/\\\?/./g;
+
+	return $page=~/^$glob$/i;
+} #}}}
+
+sub match_link ($$) { #{{{
+	my $page=shift;
+	my $link=shift;
+
+	my $links = $links{$page} or return undef;
+	foreach my $p (@$links) {
+		return 1 if lc $p eq $link;
 	}
-	
 	return 0;
 } #}}}
 
-sub hook (@) { # {{{
-	my %param=@_;
-	
-	if (! exists $param{type} || ! ref $param{call} || ! exists $param{id}) {
-		error "hook requires type, call, and id parameters";
+sub match_backlink ($$) { #{{{
+	match_link(pop, pop);
+} #}}}
+
+sub match_created_before ($$) { #{{{
+	my $page=shift;
+	my $testpage=shift;
+
+	if (exists $pagectime{$testpage}) {
+		return $pagectime{$page} < $pagectime{$testpage};
 	}
-	
-	$hooks{$param{type}}{$param{id}}=\%param;
-} # }}}
+	else {
+		return 0;
+	}
+} #}}}
+
+sub match_created_after ($$) { #{{{
+	my $page=shift;
+	my $testpage=shift;
+
+	if (exists $pagectime{$testpage}) {
+		return $pagectime{$page} > $pagectime{$testpage};
+	}
+	else {
+		return 0;
+	}
+} #}}}
+
+sub match_creation_day ($$) { #{{{
+	return ((gmtime($pagectime{shift()}))[3] == shift);
+} #}}}
+
+sub match_creation_month ($$) { #{{{
+	return ((gmtime($pagectime{shift()}))[4] + 1 == shift);
+} #}}}
+
+sub match_creation_year ($$) { #{{{
+	return ((gmtime($pagectime{shift()}))[5] + 1900 == shift);
+} #}}}
 
 1