Merge branch 'mojo' into users.v3j

[spider.git] / perl / QSL.pm

diff --git a/perl/QSL.pm b/perl/QSL.pm
index 6649c7a76f9f30b68c78b876fe1f4dd0fd283e34..e303e123aaa1bedf87393cab649eb4b9a858b6fe 100644 (file)
--- a/perl/QSL.pm
+++ b/perl/QSL.pm
@@ -8,37 +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 $dbm);
-$qslfn = 'qsl';
+use vars qw($qslfn $dbm $maxentries);
+$qslfn = 'dxqsl';
 $dbm = undef;
+$maxentries = 50;
 
-localdata_mv("$qslfn.v1");
+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();
        
-       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 {
@@ -69,19 +67,24 @@ sub update
        my $t = shift;
        my $by = shift;
        my $changed;
-                       
+
+       return unless length $line && $line =~ /\b(?:QSL|VIA)\b/i;
        foreach my $man (split /\b/, uc $line) {
                my $tok;
                
-               if (is_callsign($man)) {
+               if (is_callsign($man) && !is_qra($man)) {
                        my @pre = Prefix::extract($man);
                        $tok = $man if @pre && $pre[0] ne 'Q';
                } elsif ($man =~ /^BUR/) {
                        $tok = 'BUREAU';
+               } elsif ($man =~ /^LOTW/) {
+                       $tok = 'LOTW';
                } elsif ($man eq 'HC' || $man =~ /^HOM/ || $man =~ /^DIR/) {
                        $tok = 'HOME CALL';
                } elsif ($man =~ /^QRZ/) {
                        $tok = 'QRZ.com';
+               } else {
+                       next;
                }
                if ($tok) {
                        my ($r) = grep {$_->[0] eq $tok} @{$self->[1]};
@@ -97,6 +100,8 @@ sub update
                                unshift @{$self->[1]}, $r;
                                $changed++;
                        }
+                       # prune the number of entries
+                       pop @{$self->[1]} while (@{$self->[1]} > $maxentries);
                }
        }
        $self->put if $changed;
@@ -110,7 +115,7 @@ sub get
        
        my $r = $dbm->get($key, $value);
        return undef if $r;
-       return thaw($value);
+       return decode($value);
 }
 
 sub put
@@ -118,8 +123,40 @@ 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 "$main::data/qsl.v1j";
+       unlink "$main::local_data/qsl.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;