fix console.pl

[spider.git] / perl / QSL.pm

diff --git a/perl/QSL.pm b/perl/QSL.pm
index 0df7570ba24f615ac1fccce38cde2d59955588ca..d10345eda2ebbf70166ca9c42d91beae4e1e9acc 100644 (file)
--- a/perl/QSL.pm
+++ b/perl/QSL.pm
@@ -8,39 +8,35 @@
 package QSL;
 
 use strict;
-use DXVars;
+use SysVar;
 use DXUtil;
 use DB_File;
 use DXDebug;
 use Prefix;
+use JSON;
+use Data::Structure::Util qw(unbless);
 
 use vars qw($qslfn $dbm $maxentries);
-$qslfn = 'qsl';
+$qslfn = 'dxqsl';
 $dbm = undef;
 $maxentries = 50;
 
-localdata_mv("$qslfn.v1");
+my %u;
+my $json;
+
+localdata_mv("$qslfn.v1j");
 
 sub init
 {
        my $mode = shift;
-       my $ufn = localdata("$qslfn.v1");
+       my $ufn = localdata("$qslfn.v1j");
 
-       Prefix::load() unless Prefix::loaded();
+       $json = JSON->new->canonical(1);
        
-       eval {
-               require Storable;
-       };
+       Prefix::load() unless Prefix::loaded();
+
+       finish() if $dbm;
        
-       if ($@) {
-               dbg("Storable appears to be missing");
-               dbg("In order to use the QSL feature you must");
-               dbg("load Storable from CPAN");
-               return undef;
-       }
-       import Storable qw(nfreeze freeze thaw);
-       my %u;
-       undef $dbm;
        if ($mode) {
                $dbm = tie (%u, 'DB_File', $ufn, O_CREAT|O_RDWR, 0666, $DB_BTREE) or confess "can't open qsl file: $qslfn ($!)";
        } else {
@@ -51,7 +47,9 @@ sub init
 
 sub finish
 {
+       $dbm->sync;
        undef $dbm;
+       untie %u;
 }
 
 sub new
@@ -119,7 +117,7 @@ sub get
        
        my $r = $dbm->get($key, $value);
        return undef if $r;
-       return thaw($value);
+       return decode($value);
 }
 
 sub put
@@ -127,8 +125,40 @@ sub put
        return unless $dbm;
        my $self = shift;
        my $key = $self->[0];
-       my $value = nfreeze($self);
+       my $value = encode($self);
        $dbm->put($key, $value);
 }
 
+sub remove_files
+{
+       unlink "$main::data/$qslfn.v1j";
+       unlink "$main::local_data/$qslfn.v1j";
+}
+
+# thaw the user
+sub decode
+{
+    my $s = shift;
+    my $ref;
+    eval { $ref = $json->decode($s) };
+    if ($ref && !$@) {
+        return bless $ref, 'QSL';
+    } 
+    return undef;
+}
+
+# freeze the user
+sub encode
+{
+    my $ref = shift;
+    unbless($ref);
+    my $s;
+       
+       eval {$s = $json->encode($ref) };
+       if ($s && !$@) {
+               bless $ref, 'QSL';
+               return $s;
+       } 
+}
+
 1;