X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/ba6b8e5e3e3e5f6749623355a93269f16313eb61..6afbd9939ac8cd171e7cf8376f0d0c0a4bf3d516:/IkiWiki/Plugin/aggregate.pm

diff --git a/IkiWiki/Plugin/aggregate.pm b/IkiWiki/Plugin/aggregate.pm
index 0da527f25..0f50fab06 100644
--- a/IkiWiki/Plugin/aggregate.pm
+++ b/IkiWiki/Plugin/aggregate.pm
@@ -55,7 +55,8 @@ sub needsbuild (@) { #{{{
 	loadstate(); # if not already loaded
 
 	foreach my $feed (values %feeds) {
-		if (grep { $_ eq $pagesources{$feed->{sourcepage}} } @$needsbuild) {
+		if (exists $pagesources{$feed->{sourcepage}} && 
+		    grep { $_ eq $pagesources{$feed->{sourcepage}} } @$needsbuild) {
 			# Mark all feeds originating on this page as removable;
 			# preprocess will unmark those that still exist.
 			remove_feeds($feed->{sourcepage});
@@ -131,7 +132,7 @@ sub loadstate () { #{{{
 	return if $state_loaded;
 	$state_loaded=1;
 	if (-e "$config{wikistatedir}/aggregate") {
-		open(IN, "$config{wikistatedir}/aggregate") ||
+		open(IN, "<", "$config{wikistatedir}/aggregate") ||
 			die "$config{wikistatedir}/aggregate: $!";
 		while (<IN>) {
 			$_=IkiWiki::possibly_foolish_untaint($_);
@@ -169,7 +170,7 @@ sub savestate () { #{{{
 	error($@) if $@;
 	my $newfile="$config{wikistatedir}/aggregate.new";
 	my $cleanup = sub { unlink($newfile) };
-	open (OUT, ">$newfile") || error("open $newfile: $!", $cleanup);
+	open (OUT, ">", $newfile) || error("open $newfile: $!", $cleanup);
 	foreach my $data (values %feeds, values %guids) {
 		if ($data->{remove}) {
 			if ($data->{name}) {