filter_innd: Add missing module.

[usenet/INN.git] / filter / cleanfeed.local

diff --git a/filter/cleanfeed.local b/filter/cleanfeed.local
index 3d37c7d..9f1fe0f 100644 (file)
--- a/filter/cleanfeed.local
+++ b/filter/cleanfeed.local
@@ -1,7 +1,8 @@
-# vim: set syntax=perl ts=4 ai si:
+# vim: set tabstop=4 shiftwidth=4 expandtab syntax=perl:
 
 use MIME::Base64();
 use Digest::SHA();
+use Digest::MD5();
 
 #
 # local_filter_cancel
@@ -36,10 +37,13 @@ sub verify_cancel($$$) {
    for my $line(split(/\s*\n/, $headers))    {
       if ($line =~ m/^([[:alnum:]-]+):\s+(.*)/) {
          $headers{$1} = $2;
+         $lastkey = $1;
+      } elsif ($line =~ m/^\s+(.*)/ and defined($lastkey)) {
+         $headers{$lastkey} .= ' ' . $1;
       }
    }
-
    my $lock = $headers{'Cancel-Lock'};
+
    if (defined($lock)) {
       my $key = $r_hdr->{'Cancel-Key'} || return "$descr of $target without Cancel-Key";
       #return verify_cancel_key($key, $lock, ' target=' . $target);
@@ -65,20 +69,24 @@ sub verify_cancel_key($$$) {
 
    my %lock;
    for my $l(split(/\s+/, $cancel_lock))   {
-      next unless($l =~ m/^(sha1|md5):(\S+)/);
+      next unless($l =~ m/^(sha512|sha256|sha1|md5):(\S+)/);
       $lock{$2} = $1;
    }
 
    for my $k(split(/\s+/, $cancel_key))    {
-      unless($k =~ m/^(sha1|md5):(\S+)/) { 
+      unless($k =~ m/^(sha512|sha256|sha1|md5):(\S+)/) { 
         INN::syslog('notice', "Invalid Cancel-Key syntax '$k'.$msg");
         next;
       }
 
       my $key;
-      if ($1 eq 'sha1') {
-         $key = Digest::SHA::sha1($2); }
-      elsif ($1 eq 'md5') {
+      if ($1 eq 'sha512') {
+        $key = Digest::SHA::sha512($2);
+      } elsif ($1 eq 'sha256') {
+         $key = Digest::SHA::sha256($2);
+      } elsif($1 eq 'sha1') {
+         $key = Digest::SHA::sha1($2);
+      } elsif ($1 eq 'md5') {
          $key = Digest::MD5::md5($2);
       }
       $key = MIME::Base64::encode_base64($key, '');