X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/21add7ffa87a5e622d18bdbb24c638c15bdb3800..e4ed8a51c1eb7bd80f416dcc59231a13e3d1255e:/IkiWiki/CGI.pm

diff --git a/IkiWiki/CGI.pm b/IkiWiki/CGI.pm
index 81cb42d13..07369ac10 100644
--- a/IkiWiki/CGI.pm
+++ b/IkiWiki/CGI.pm
@@ -15,7 +15,8 @@ sub printheader ($) {
 	if ($config{sslcookie}) {
 		print $session->header(-charset => 'utf-8',
 			-cookie => $session->cookie(-httponly => 1, -secure => 1));
-	} else {
+	}
+	else {
 		print $session->header(-charset => 'utf-8',
 			-cookie => $session->cookie(-httponly => 1));
 	}
@@ -40,7 +41,8 @@ sub showform ($$$$;@) {
 
 sub redirect ($$) {
 	my $q=shift;
-	my $url=shift;
+	eval q{use URI};
+	my $url=URI->new(shift);
 	if (! $config{w3mmode}) {
 		print $q->redirect($url);
 	}
@@ -51,7 +53,7 @@ sub redirect ($$) {
 }
 
 sub decode_cgi_utf8 ($) {
-	# decode_form_utf8 method is needed for 5.10
+	# decode_form_utf8 method is needed for 5.01
 	if ($] < 5.01) {
 		my $cgi = shift;
 		foreach my $f ($cgi->param) {
@@ -64,8 +66,9 @@ sub decode_form_utf8 ($) {
 	if ($] >= 5.01) {
 		my $form = shift;
 		foreach my $f ($form->field) {
+			my @value=map { decode_utf8($_) } $form->field($f);
 			$form->field(name  => $f,
-			             value => decode_utf8($form->field($f)),
+			             value => \@value,
 		                     force => 1,
 			);
 		}
@@ -142,7 +145,12 @@ sub cgi_postsignin ($$) {
 		exit;
 	}
 	else {
-		error(gettext("login failed, perhaps you need to turn on cookies?"));
+		if ($config{sslcookie} && ! $q->https()) {
+			error(gettext("probable misconfiguration: sslcookie is set, but you are attempting to login via http, not https"));
+		}
+		else {
+			error(gettext("login failed, perhaps you need to turn on cookies?"));
+		}
 	}
 }
 
@@ -203,25 +211,9 @@ sub cgi_prefs ($$) {
 	
 	my $user_name=$session->param("name");
 
-	# XXX deprecated, should be removed eventually
-	$form->field(name => "banned_users", size => 50, fieldset => "admin");
-	if (! is_admin($user_name)) {
-		$form->field(name => "banned_users", type => "hidden");
-	}
 	if (! $form->submitted) {
 		$form->field(name => "email", force => 1,
 			value => userinfo_get($user_name, "email"));
-		if (is_admin($user_name)) {
-			my $value=join(" ", get_banned_users());
-			if (length $value) {
-				$form->field(name => "banned_users", force => 1,
-					value => join(" ", get_banned_users()),
-					comment => "deprecated; please move to banned_users in setup file");
-			}
-			else {
-				$form->field(name => "banned_users", type => "hidden");
-			}
-		}
 	}
 	
 	if ($form->submitted eq 'Logout') {
@@ -239,40 +231,58 @@ sub cgi_prefs ($$) {
 				error("failed to set email");
 		}
 
-		# XXX deprecated, should be removed eventually
-		if (is_admin($user_name)) {
-			set_banned_users(grep { ! is_admin($_) }
-					split(' ',
-						$form->field("banned_users"))) ||
-				error("failed saving changes");
-			if (! length $form->field("banned_users")) {
-				$form->field(name => "banned_users", type => "hidden");
-			}
-		}
-
 		$form->text(gettext("Preferences saved."));
 	}
 	
 	showform($form, $buttons, $session, $q);
 }
 
+sub cgi_custom_failure ($$$) {
+	my $q=shift;
+	my $httpstatus=shift;
+	my $message=shift;
+
+	print $q->header(
+		-status => $httpstatus,
+		-charset => 'utf-8',
+	);
+	print $message;
+
+	# Internet Explod^Hrer won't show custom 404 responses
+	# unless they're >= 512 bytes
+	print ' ' x 512;
+
+	exit;
+}
+
 sub check_banned ($$) {
 	my $q=shift;
 	my $session=shift;
 
+	my $banned=0;
 	my $name=$session->param("name");
-	if (defined $name) {
-		# XXX banned in userinfo is deprecated, should be removed
-		# eventually, and only banned_users be checked.
-		if (userinfo_get($session->param("name"), "banned") ||
-		    grep { $name eq $_ } @{$config{banned_users}}) {
-			print $q->header(-status => "403 Forbidden");
-			$session->delete();
-			print gettext("You are banned.");
-			cgi_savesession($session);
-			exit;
+	if (defined $name && 
+	    grep { $name eq $_ } @{$config{banned_users}}) {
+		$banned=1;
+	}
+
+	foreach my $b (@{$config{banned_users}}) {
+		if (pagespec_match("", $b,
+			ip => $ENV{REMOTE_ADDR},
+			name => defined $name ? $name : "",
+		)) {
+			$banned=1;
+			last;
 		}
 	}
+
+	if ($banned) {
+		$session->delete();
+		cgi_savesession($session);
+		cgi_custom_failure(
+			$q, "403 Forbidden",
+			gettext("You are banned."));
+	}
 }
 
 sub cgi_getsession ($) {
@@ -347,7 +357,7 @@ sub cgi (;$$) {
 			error("\"do\" parameter missing");
 		}
 	}
-	
+
 	# Need to lock the wiki before getting a session.
 	lockwiki();
 	loadindex();