X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/d6f9d7743167cb4b58f16f1e371585f09dc15a0b..543bc7af8be315e44ccca575b788e566bc122db2:/IkiWiki.pm

diff --git a/IkiWiki.pm b/IkiWiki.pm
index cd9c40795..e08d02922 100644
--- a/IkiWiki.pm
+++ b/IkiWiki.pm
@@ -823,6 +823,17 @@ sub prep_writefile ($$) {
 		if (-l "$destdir/$test") {
 			error("cannot write to a symlink ($test)");
 		}
+		if (-f _ && $test ne $file) {
+			# Remove conflicting file.
+			foreach my $p (keys %renderedfiles, keys %oldrenderedfiles) {
+				foreach my $f (@{$renderedfiles{$p}}, @{$oldrenderedfiles{$p}}) {
+					if ($f eq $test) {
+						unlink("$destdir/$test");
+						last;
+					}
+				}
+			}
+		}
 		$test=dirname($test);
 	}
 
@@ -876,10 +887,36 @@ sub will_render ($$;$) {
 	my $dest=shift;
 	my $clear=shift;
 
-	# Important security check.
+	# Important security check for independently created files.
 	if (-e "$config{destdir}/$dest" && ! $config{rebuild} &&
 	    ! grep { $_ eq $dest } (@{$renderedfiles{$page}}, @{$oldrenderedfiles{$page}}, @{$wikistate{editpage}{previews}})) {
-		error("$config{destdir}/$dest independently created, not overwriting with version from $page");
+		my $from_other_page=0;
+	    	# Expensive, but rarely runs.
+		foreach my $p (keys %renderedfiles, keys %oldrenderedfiles) {
+			if (grep {
+				$_ eq $dest ||
+				dirname($_) eq $dest
+			    } @{$renderedfiles{$p}}, @{$oldrenderedfiles{$p}}) {
+				$from_other_page=1;
+				last;
+			}
+		}
+
+		error("$config{destdir}/$dest independently created, not overwriting with version from $page")
+			unless $from_other_page;
+	}
+
+	# If $dest exists as a directory, remove conflicting files in it
+	# rendered from other pages.
+	if (-d _) {
+		foreach my $p (keys %renderedfiles, keys %oldrenderedfiles) {
+			foreach my $f (@{$renderedfiles{$p}}, @{$oldrenderedfiles{$p}}) {
+				if (dirname($f) eq $dest) {
+					unlink("$config{destdir}/$f");
+					rmdir(dirname("$config{destdir}/$f"));
+				}
+			}
+		}
 	}
 
 	if (! $clear || $cleared{$page}) {
@@ -1082,6 +1119,8 @@ sub urlto ($$;$) {
 }
 
 sub isselflink ($$) {
+	# Plugins can override this function to support special types
+	# of selflinks.
 	my $page=shift;
 	my $link=shift;
 
@@ -1557,6 +1596,12 @@ sub loadindex () {
 	if (exists $index->{version} && ! ref $index->{version}) {
 		$pages=$index->{page};
 		%wikistate=%{$index->{state}};
+		# Handle plugins that got disabled by loading a new setup.
+		if (exists $config{setupfile}) {
+			require IkiWiki::Setup;
+			IkiWiki::Setup::disabled_plugins(
+				grep { ! $loaded_plugins{$_} } keys %wikistate);
+		}
 	}
 	else {
 		$pages=$index;
@@ -1624,11 +1669,7 @@ sub loadindex () {
 sub saveindex () {
 	run_hooks(savestate => sub { shift->() });
 
-	my %hookids;
-	foreach my $type (keys %hooks) {
-		$hookids{$_}=1 foreach keys %{$hooks{$type}};
-	}
-	my @hookids=keys %hookids;
+	my @plugins=keys %loaded_plugins;
 
 	if (! -d $config{wikistatedir}) {
 		mkdir($config{wikistatedir});
@@ -1662,7 +1703,7 @@ sub saveindex () {
 		}
 
 		if (exists $pagestate{$page}) {
-			foreach my $id (@hookids) {
+			foreach my $id (@plugins) {
 				foreach my $key (keys %{$pagestate{$page}{$id}}) {
 					$index{page}{$src}{state}{$id}{$key}=$pagestate{$page}{$id}{$key};
 				}
@@ -1671,7 +1712,8 @@ sub saveindex () {
 	}
 
 	$index{state}={};
-	foreach my $id (@hookids) {
+	foreach my $id (@plugins) {
+		$index{state}{$id}={}; # used to detect disabled plugins
 		foreach my $key (keys %{$wikistate{$id}}) {
 			$index{state}{$id}{$key}=$wikistate{$id}{$key};
 		}
@@ -1691,12 +1733,15 @@ sub template_file ($) {
 	my $name=shift;
 	
 	my $tpage=($name =~ s/^\///) ? $name : "templates/$name";
+	my $template;
 	if ($name !~ /\.tmpl$/ && exists $pagesources{$tpage}) {
-		$tpage=$pagesources{$tpage};
+		$template=srcfile($pagesources{$tpage}, 1);
 		$name.=".tmpl";
 	}
+	else {
+		$template=srcfile($tpage, 1);
+	}
 
-	my $template=srcfile($tpage, 1);
 	if (defined $template) {
 		return $template, $tpage, 1 if wantarray;
 		return $template;