X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/64370885cca3a37ee1f4a9e96673aca7ba5daae4..3b8da667cc1514a9589190b614307c0a76af532a:/IkiWiki/CGI.pm

diff --git a/IkiWiki/CGI.pm b/IkiWiki/CGI.pm
index 5baa6c179..70e3b7134 100644
--- a/IkiWiki/CGI.pm
+++ b/IkiWiki/CGI.pm
@@ -58,7 +58,10 @@ sub cgitemplate ($$$;@) {
 	
 	my $template=template("page.tmpl");
 
-	my $topurl = defined $cgi ? $cgi->url : $config{url};
+	my $topurl = $config{url};
+	if (defined $cgi && ! $config{w3mmode} && ! $config{reverse_proxy}) {
+		$topurl = $cgi->url;
+	}
 
 	my $page="";
 	if (exists $params{page}) {
@@ -90,7 +93,13 @@ sub cgitemplate ($$$;@) {
 sub redirect ($$) {
 	my $q=shift;
 	eval q{use URI};
-	my $url=URI->new(urlabs(shift, $q->url));
+
+	my $topurl;
+	if (defined $q && ! $config{w3mmode} && ! $config{reverse_proxy}) {
+		$topurl = $q->url;
+	}
+
+	my $url=URI->new(urlabs(shift, $topurl));
 	if (! $config{w3mmode}) {
 		print $q->redirect($url);
 	}
@@ -110,11 +119,23 @@ sub decode_cgi_utf8 ($) {
 	}
 }
 
+sub safe_decode_utf8 ($) {
+    my $octets = shift;
+    # call decode_utf8 on >= 5.20 only if it's not already decoded,
+    # otherwise it balks, on < 5.20, always call it
+    if ($] < 5.02 || !Encode::is_utf8($octets)) {
+        return decode_utf8($octets);
+    }
+    else {
+        return $octets;
+    }
+}
+
 sub decode_form_utf8 ($) {
 	if ($] >= 5.01) {
 		my $form = shift;
 		foreach my $f ($form->field) {
-			my @value=map { decode_utf8($_) } $form->field($f);
+			my @value=map { safe_decode_utf8($_) } $form->field($f);
 			$form->field(name  => $f,
 			             value => \@value,
 		                     force => 1,
@@ -351,7 +372,8 @@ sub cgi_getsession ($) {
 			{ FileName => "$config{wikistatedir}/sessions.db" })
 	};
 	if (! $session || $@) {
-		error($@." ".CGI::Session->errstr());
+		my $error = $@;
+		error($error." ".CGI::Session->errstr());
 	}
 	
 	umask($oldmask);