X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/3aaa33064c4593941559f132632b9d19d9146271..253741b344a94f213b8aff1c0537bcc86e24db7b:/IkiWiki.pm

diff --git a/IkiWiki.pm b/IkiWiki.pm
index af8e07d7f..e5da04a3b 100644
--- a/IkiWiki.pm
+++ b/IkiWiki.pm
@@ -14,7 +14,7 @@ use vars qw{%config %links %oldlinks %pagemtime %pagectime %pagecase
 	%pagestate %wikistate %renderedfiles %oldrenderedfiles
 	%pagesources %delpagesources %destsources %depends %depends_simple
 	@mass_depends %hooks %forcerebuild %loaded_plugins %typedlinks
-	%oldtypedlinks %autofiles};
+	%oldtypedlinks %autofiles @underlayfiles $lastrev};
 
 use Exporter q{import};
 our @EXPORT = qw(hook debug error htmlpage template template_depends
@@ -134,6 +134,13 @@ sub getsetup () {
 		safe => 1,
 		rebuild => 0,
 	},
+	only_committed_changes => {
+		type => "boolean",
+		default => 0,
+		description => "enable optimization of only refreshing committed changes?",
+		safe => 1,
+		rebuild => 0,
+	},
 	rcs => {
 		type => "string",
 		default => '',
@@ -520,6 +527,14 @@ sub getsetup () {
 		safe => 0, # hooks into perl module internals
 		rebuild => 0,
 	},
+	useragent => {
+		type => "string",
+		default => undef,
+		example => "Wget/1.13.4 (linux-gnu)",
+		description => "set custom user agent string for outbound HTTP requests e.g. when fetching aggregated RSS feeds",
+		safe => 0,
+		rebuild => 0,
+	},
 }
 
 sub defaultconfig () {
@@ -728,6 +743,7 @@ sub debug ($) {
 }
 
 my $log_open=0;
+my $log_failed=0;
 sub log_message ($$) {
 	my $type=shift;
 
@@ -738,9 +754,18 @@ sub log_message ($$) {
 			Sys::Syslog::openlog('ikiwiki', '', 'user');
 			$log_open=1;
 		}
-		return eval {
-			Sys::Syslog::syslog($type, "[$config{wikiname}] %s", join(" ", @_));
+		eval {
+			# keep a copy to avoid editing the original config repeatedly
+			my $wikiname = $config{wikiname};
+			utf8::encode($wikiname);
+			Sys::Syslog::syslog($type, "[$wikiname] %s", join(" ", @_));
 		};
+                if ($@) {
+                    print STDERR "failed to syslog: $@" unless $log_failed;
+                    $log_failed=1;
+                    print STDERR "@_\n";
+                }
+                return $@;
 	}
 	elsif (! $config{cgi}) {
 		return print "@_\n";
@@ -1483,7 +1508,7 @@ sub preprocess ($$$;$$) {
 					push @params, $val, '';
 				}
 			}
-			if ($preprocessing{$page}++ > 3) {
+			if ($preprocessing{$page}++ > 8) {
 				# Avoid loops of preprocessed pages preprocessing
 				# other pages that preprocess them, etc.
 				return "[[!$command <span class=\"error\">".
@@ -1881,6 +1906,8 @@ sub loadindex () {
 	foreach my $page (keys %renderedfiles) {
 		$destsources{$_}=$page foreach @{$renderedfiles{$page}};
 	}
+	$lastrev=$index->{lastrev};
+	@underlayfiles=@{$index->{underlayfiles}} if ref $index->{underlayfiles};
 	return close($in);
 }
 
@@ -1934,6 +1961,9 @@ sub saveindex () {
 		}
 	}
 	
+	$index{lastrev}=$lastrev;
+	$index{underlayfiles}=\@underlayfiles;
+
 	$index{version}="3";
 	my $ret=Storable::nstore_fd(\%index, $out);
 	return if ! defined $ret || ! $ret;
@@ -2289,6 +2319,7 @@ sub useragent () {
 	return LWP::UserAgent->new(
 		cookie_jar => $config{cookiejar},
 		env_proxy => 1,		# respect proxy env vars
+		agent => $config{useragent},
 	);
 }