X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/64def3eaeae4ddbe5cee61d08612da1eb1bc54d3..eba2dee941c18b3a1bd9c8af52c01ba7b5b46a64:/IkiWiki/Plugin/autoindex.pm

diff --git a/IkiWiki/Plugin/autoindex.pm b/IkiWiki/Plugin/autoindex.pm
index 0a8d90701..d1b3edb1f 100644
--- a/IkiWiki/Plugin/autoindex.pm
+++ b/IkiWiki/Plugin/autoindex.pm
@@ -7,15 +7,27 @@ use IkiWiki 2.00;
 use Encode;
 
 sub import { #{{{
+	hook(type => "getsetup", id => "autoindex", call => \&getsetup);
 	hook(type => "refresh", id => "autoindex", call => \&refresh);
 } # }}}
 
+sub getsetup () { #{{{
+	return
+		plugin => {
+			safe => 1,
+			rebuild => 0,
+		},
+} #}}}
+
 sub genindex ($) { #{{{
 	my $page=shift;
-	my $file=$page.".".$config{default_pageext};
+	my $file=newpagefile($page, $config{default_pageext});
 	my $template=template("autoindex.tmpl");
 	$template->param(page => $page);
 	writefile($file, $config{srcdir}, $template->output);
+	if ($config{rcs}) {
+		IkiWiki::rcs_add($file);
+	}
 } #}}}
 
 sub refresh () { #{{{
@@ -23,31 +35,76 @@ sub refresh () { #{{{
 	error($@) if $@;
 
 	my (%pages, %dirs);
-	find({
-		no_chdir => 1,
-		wanted => sub {
-			$_=decode_utf8($_);
-			if (IkiWiki::file_pruned($_, $config{srcdir})) {
-				$File::Find::prune=1;
-			}
-			elsif (! -l $_) {
-				my ($f)=/$config{wiki_file_regexp}/; # untaint
-				return unless defined $f;
-				$f=~s/^\Q$config{srcdir}\E\/?//;
-				return unless length $f;
-				if (! -d _) {
-					$pages{pagename($f)}=1;
+	foreach my $dir ($config{srcdir}, @{$config{underlaydirs}}, $config{underlaydir}) {
+		find({
+			no_chdir => 1,
+			wanted => sub {
+				$_=decode_utf8($_);
+				if (IkiWiki::file_pruned($_, $dir)) {
+					$File::Find::prune=1;
 				}
-				else {
-					$dirs{$f}=1;
+				elsif (! -l $_) {
+					my ($f)=/$config{wiki_file_regexp}/; # untaint
+					return unless defined $f;
+					$f=~s/^\Q$dir\E\/?//;
+					return unless length $f;
+					return if $f =~ /\._([^.]+)$/; # skip internal page
+					if (! -d _) {
+						$pages{pagename($f)}=1;
+					}
+					elsif ($dir eq $config{srcdir}) {
+						$dirs{$f}=1;
+					}
 				}
 			}
+		}, $dir);
+	}
+	
+	my %deleted;
+        if (ref $pagestate{index}{autoindex}{deleted}) {
+	       %deleted=%{$pagestate{index}{autoindex}{deleted}};
+		foreach my $dir (keys %deleted) {
+			# remove deleted page state if the deleted page is re-added,
+			# or if all its subpages are deleted
+			if ($deleted{$dir} && (exists $pages{$dir} ||
+			                       ! grep /^$dir\/.*/, keys %pages)) {
+				delete $deleted{$dir};
+			}
 		}
-	}, $config{srcdir});
+		$pagestate{index}{autoindex}{deleted}=\%deleted;
+	}
 
+	my @needed;
 	foreach my $dir (keys %dirs) {
-		if (! exists $pages{$dir}) {
-			genindex($dir);
+		if (! exists $pages{$dir} && ! $deleted{$dir} &&
+		    grep /^$dir\/.*/, keys %pages) {
+		    	if (exists $IkiWiki::pagemtime{$dir}) {
+				# This page must have just been deleted, so
+				# don't re-add it. And remember it was
+				# deleted.
+				if (! ref $pagestate{index}{autoindex}{deleted}) {
+					$pagestate{index}{autoindex}{deleted}={};
+				}
+				${$pagestate{index}{autoindex}{deleted}}{$dir}=1;
+			}
+			else {
+				push @needed, $dir;
+			}
+		}
+	}
+	
+	if (@needed) {
+		if ($config{rcs}) {
+			IkiWiki::disable_commit_hook();
+		}
+		foreach my $page (@needed) {
+			genindex($page);
+		}
+		if ($config{rcs}) {
+			IkiWiki::rcs_commit_staged(
+				gettext("automatic index generation"),
+				undef, undef);
+			IkiWiki::enable_commit_hook();
 		}
 	}
 } #}}}