X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/f94e1dc11bff782bfc9ebf5247ded9ec8175518b..122636308f908e877342a9ec2b361eaba2e9b637:/IkiWiki/Plugin/aggregate.pm

diff --git a/IkiWiki/Plugin/aggregate.pm b/IkiWiki/Plugin/aggregate.pm
index 964ef4b4b..a6f850236 100644
--- a/IkiWiki/Plugin/aggregate.pm
+++ b/IkiWiki/Plugin/aggregate.pm
@@ -153,8 +153,11 @@ sub loadstate () { #{{{
 sub savestate () { #{{{
 	eval q{use HTML::Entities};
 	error($@) if $@;
-	open (OUT, ">$config{wikistatedir}/aggregate" ||
-		die "$config{wikistatedir}/aggregate: $!");
+	my $newfile="$config{wikistatedir}/aggregate.new";
+	# TODO: This cleanup function could use improvement. Any newly
+	# aggregated files are left behind unrecorded, and should be deleted.
+	my $cleanup = sub { unlink($newfile) };
+	open (OUT, ">$newfile") || error("open $newfile: $!", $cleanup);
 	foreach my $data (values %feeds, values %guids) {
 		if ($data->{remove}) {
 			if ($data->{name}) {
@@ -188,9 +191,11 @@ sub savestate () { #{{{
 				push @line, "$field=".$data->{$field};
 			}
 		}
-		print OUT join(" ", @line)."\n";
+		print OUT join(" ", @line)."\n" || error("write $newfile: $!", $cleanup);
 	}
-	close OUT;
+	close OUT || error("save $newfile: $!", $cleanup);
+	rename($newfile, "$config{wikistatedir}/aggregate") ||
+		error("rename $newfile: $!", $cleanup);
 } #}}}
 
 sub expire () { #{{{
@@ -270,7 +275,7 @@ sub aggregate () { #{{{
 			);
 		}
 
-		$feed->{message}=sprintf(gettext("processed ok at "),
+		$feed->{message}=sprintf(gettext("processed ok at %s"),
 			displaytime($feed->{lastupdate}));
 		$feed->{error}=0;
 	}
@@ -310,6 +315,20 @@ sub add_page (@) { #{{{
 		       -e pagefile($page.$c)) {
 			$c++
 		}
+
+		# Make sure that the file name isn't too long. 
+		# NB: This doesn't check for path length limits.
+		eval q{use POSIX};
+		my $max=POSIX::pathconf($config{srcdir}, &POSIX::_PC_NAME_MAX);
+		if (defined $max && length(htmlpage($page)) >= $max) {
+			$c="";
+			$page=$feed->{dir}."/item";
+			while (exists $IkiWiki::pagecase{lc $page.$c} ||
+			       -e pagefile($page.$c)) {
+				$c++
+			}
+		}
+
 		$guid->{page}=$page;
 		debug(sprintf(gettext("creating new page %s"), $page));
 	}