Avoid uninitialized warnings with comments+no CGI.

[ikiwiki.git] / IkiWiki / Plugin / comments.pm

diff --git a/IkiWiki/Plugin/comments.pm b/IkiWiki/Plugin/comments.pm
index 98ae13810200269a34fbfb8b24093e26dc5ad4bb..1a50d1865071a7a92dc7882b614d7deb150fe03b 100644 (file)
--- a/IkiWiki/Plugin/comments.pm
+++ b/IkiWiki/Plugin/comments.pm
@@ -206,10 +206,12 @@ sub preprocess {
                        $commentopenid = $commentuser;
                }
                else {
-                       $commentauthorurl = IkiWiki::cgiurl(
-                               do => 'goto',
-                               page => IkiWiki::userpage($commentuser)
-                       );
+                       if (length $config{cgiurl}) {
+                               $commentauthorurl = IkiWiki::cgiurl(
+                                       do => 'goto',
+                                       page => IkiWiki::userpage($commentuser)
+                               );
+                       }
 
                        $commentauthor = $commentuser;
                }
@@ -468,12 +470,15 @@ sub editcomment ($$) {
                $username =~ s/"/"/g;
                $content .= " username=\"$username\"\n";
        }
+
        if (defined $session->param('nickname')) {
                my $nickname = $session->param('nickname');
                $nickname =~ s/"/"/g;
                $content .= " nickname=\"$nickname\"\n";
        }
-       elsif (defined $session->remote_addr()) {
+
+       if (!(defined $session->param('name') || defined $session->param('nickname')) &&
+               defined $session->remote_addr()) {
                $content .= " ip=\"".$session->remote_addr()."\"\n";
        }
 
@@ -504,8 +509,7 @@ sub editcomment ($$) {
                $subject = "comment ".(num_comments($page, $config{srcdir}) + 1);
        }
        $content .= " subject=\"$subject\"\n";
-
-       $content .= " date=\"" . strftime_utf8('%Y-%m-%dT%H:%M:%SZ', gmtime) . "\"\n";
+       $content .= " date=\"" . commentdate() . "\"\n";
 
        my $editcontent = $form->field('editcontent');
        $editcontent="" if ! defined $editcontent;
@@ -633,6 +637,10 @@ sub editcomment ($$) {
        exit;
 }
 
+sub commentdate () {
+       strftime_utf8('%Y-%m-%dT%H:%M:%SZ', gmtime);
+}
+
 sub getavatar ($) {
        my $user=shift;
        return undef unless defined $user;
@@ -1009,7 +1017,7 @@ sub num_comments ($$) {
        return int @comments;
 }
 
-sub unique_comment_location ($$$$) {
+sub unique_comment_location ($$$;$) {
        my $page=shift;
        eval q{use Digest::MD5 'md5_hex'};
        error($@) if $@;