avoid keeping running if a DOS attack is possible

[git.ikiwiki.info.git] / IkiWiki / Plugin / blogspam.pm

diff --git a/IkiWiki/Plugin/blogspam.pm b/IkiWiki/Plugin/blogspam.pm
index cc6e840f0ec6c8aa31f15e80312c472165a82165..58303418f7b4a137d43264879d20b209a13c4e93 100644 (file)
--- a/IkiWiki/Plugin/blogspam.pm
+++ b/IkiWiki/Plugin/blogspam.pm
@@ -62,11 +62,11 @@ sub checkcontent (@) {
        }
 
        my $url=$defaulturl;
-       $url = $params{blogspam_server} if exists $params{blogspam_server};
+       $url = $config{blogspam_server} if exists $config{blogspam_server};
        my $client = RPC::XML::Client->new($url);
 
-       my @options = split(",", $params{blogspam_options})
-               if exists $params{blogspam_options};
+       my @options = split(",", $config{blogspam_options})
+               if exists $config{blogspam_options};
 
        # Allow short comments and whitespace-only edits, unless the user
        # has overridden min-words themselves.
@@ -83,26 +83,29 @@ sub checkcontent (@) {
        # and "buy".
        push @options, "exclude=stopwords";
 
-       my $res = $client->send_request('testComment', {
+       my %req=(
                ip => $ENV{REMOTE_ADDR},
-               comment => $params{content},
+               comment => defined $params{diff} ? $params{diff} : $params{content},
                subject => defined $params{subject} ? $params{subject} : "",
                name => defined $params{author} ? $params{author} : "",
                link => exists $params{url} ? $params{url} : "",
                options => join(",", @options),
                site => $config{url},
                version => "ikiwiki ".$IkiWiki::version,
-       });
+       );
+       my $res = $client->send_request('testComment', \%req);
 
        if (! ref $res || ! defined $res->value) {
                debug("failed to get response from blogspam server ($url)");
                return undef;
        }
        elsif ($res->value =~ /^SPAM:(.*)/) {
+               eval q{use Data::Dumper};
+               debug("blogspam server reports ".$res->value.": ".Dumper(\%req));
                return gettext("Sorry, but that looks like spam to <a href=\"http://blogspam.net/\">blogspam</a>: ").$1;
        }
        elsif ($res->value ne 'OK') {
-               debug(gettext("blogspam server failure: ").$res->value);
+               debug("blogspam server failure: ".$res->value);
                return undef;
        }
        else {