Suggested syntax does work, and has a test

[git.ikiwiki.info.git] / IkiWiki / CGI.pm

diff --git a/IkiWiki/CGI.pm b/IkiWiki/CGI.pm
index 61af830f859bcd4407cb845472a72d44eeed5c67..f1eb31d97a6c0e02d3fe1a83fd62fa6603763fc3 100644 (file)
--- a/IkiWiki/CGI.pm
+++ b/IkiWiki/CGI.pm
@@ -58,11 +58,6 @@ sub cgitemplate ($$$;@) {
        
        my $template=template("page.tmpl");
 
-       my $topurl = $config{url};
-       if (defined $cgi && ! $config{w3mmode} && ! $config{reverse_proxy}) {
-               $topurl = $cgi->url;
-       }
-
        my $page="";
        if (exists $params{page}) {
                $page=delete $params{page};
@@ -124,9 +119,7 @@ sub decode_cgi_utf8 ($) {
 
 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($octets)) {
+    if (!Encode::is_utf8($octets)) {
         return decode_utf8($octets);
     }
     else {
@@ -153,7 +146,7 @@ sub needsignin ($$) {
        my $q=shift;
        my $session=shift;
 
-       if (! defined $session->param("name") ||
+       if (! length $session->param("name") ||
            ! userinfo_get($session->param("name"), "regdate")) {
                $session->param(postsignin => $q->query_string);
                cgi_signin($q, $session);
@@ -301,8 +294,9 @@ sub cgi_prefs ($$) {
                return;
        }
        elsif ($form->submitted eq 'Save Preferences' && $form->validate) {
-               if (defined $form->field('email')) {
-                       userinfo_set($user_name, 'email', $form->field('email')) ||
+               my $email = $form->field('email');
+               if (defined $email) {
+                       userinfo_set($user_name, 'email', $email) ||
                                error("failed to set email");
                }
 
@@ -338,16 +332,19 @@ sub check_banned ($$) {
 
        my $banned=0;
        my $name=$session->param("name");
+       my $cloak=cloak($name) if defined $name;
        if (defined $name && 
-           grep { $name eq $_ } @{$config{banned_users}}) {
+           grep { $name eq $_ || $cloak eq $_ } @{$config{banned_users}}) {
                $banned=1;
        }
 
        foreach my $b (@{$config{banned_users}}) {
                if (pagespec_match("", $b,
                        ip => $session->remote_addr(),
-                       name => defined $name ? $name : "",
-               )) {
+                       name => defined $name ? $name : "")
+                  || pagespec_match("", $b,
+                       ip => cloak($session->remote_addr()),
+                       name => defined $cloak ? $cloak : "")) {
                        $banned=1;
                        last;
                }
@@ -394,7 +391,7 @@ sub checksessionexpiry ($$) {
 
        if (defined $session->param("name")) {
                my $sid=$q->param('sid');
-               if (! defined $sid || $sid ne $session->id) {
+               if (! defined $sid || $sid ne $session->id || ! length $session->param("name")) {
                        error(gettext("Your login session has expired."));
                }
        }
@@ -415,7 +412,9 @@ sub cgi (;$$) {
 
        eval q{use CGI};
        error($@) if $@;
+       no warnings "once";
        $CGI::DISABLE_UPLOADS=$config{cgi_disable_uploads};
+       use warnings;
 
        if (! $q) {
                binmode(STDIN);
@@ -445,11 +444,11 @@ sub cgi (;$$) {
        }
        
        # Auth hooks can sign a user in.
-       if ($do ne 'signin' && ! defined $session->param("name")) {
+       if ($do ne 'signin' && ! length $session->param("name")) {
                run_hooks(auth => sub {
                        shift->($q, $session)
                });
-               if (defined $session->param("name")) {
+               if (length $session->param("name")) {
                        # Make sure whatever user was authed is in the
                        # userinfo db.
                        if (! userinfo_get($session->param("name"), "regdate")) {
@@ -485,10 +484,14 @@ sub cgi (;$$) {
 sub cgierror ($) {
        my $message=shift;
 
+       eval q{use HTML::Entities};
+       $message = encode_entities($message);
+
        print "Content-type: text/html\n\n";
        print cgitemplate(undef, gettext("Error"),
                "<p class=\"error\">".gettext("Error").": $message</p>");
-       die $@;
+
+       die $message;
 }
 
 1