poll: Added postvote and posttrail options for better multi-page polls.

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

diff --git a/IkiWiki/CGI.pm b/IkiWiki/CGI.pm
index 89f4f2d732715aa3465ca9b7d181409c469e6d75..2c5b4a84d13ea5e36673f242ed30e51b7f441eab 100644 (file)
--- a/IkiWiki/CGI.pm
+++ b/IkiWiki/CGI.pm
@@ -91,7 +91,7 @@ sub redirect ($$) {
        my $q=shift;
        eval q{use URI};
 
-       my $topurl;
+       my $topurl = $config{cgiurl};
        if (defined $q && ! $config{w3mmode} && ! $config{reverse_proxy}) {
                $topurl = $q->url;
        }
@@ -146,7 +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);
@@ -217,7 +217,7 @@ sub cgi_postsignin ($$) {
                        error(gettext("probable misconfiguration: sslcookie is set, but you are attempting to login via http, not https"));
                }
                else {
-                       error(gettext("login failed, perhaps you need to turn on cookies?"));
+                       error(gettext("Login succeeded, but I don't remember why you were logging in, so you'll have to navigate back to whatever you were doing. (This should not normally happen. Perhaps you need to enable cookies?)"));
                }
        }
 }
@@ -294,8 +294,9 @@ sub cgi_prefs ($$) {
                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");
                }
 
@@ -390,7 +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."));
                }
        }
@@ -443,11 +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")) {
@@ -489,7 +490,8 @@ sub cgierror ($) {
        print "Content-type: text/html\n\n";
        print cgitemplate(undef, gettext("Error"),
                "<p class=\"error\">".gettext("Error").": $message</p>");
-       die $@;
+
+       die $message;
 }
 
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