return $result;
}
+sub _sock_result_bulk {
+ my $len = <$sock>;
+ warn "# len: ",dump($len);
+ return undef if $len eq "nil\r\n";
+ my $v;
+ read($sock, $v, $len) || die $!;
+ warn "# v: ",dump($v);
+ my $crlf;
+ read($sock, $crlf, 2); # skip cr/lf
+ return $v;
+}
+
+sub _sock_ok {
+ my $ok = <$sock>;
+ confess dump($ok) unless $ok eq "+OK\r\n";
+}
+
+sub _sock_send {
+ my $self = shift;
+ print $sock join(' ',@_) . "\r\n";
+ _sock_result();
+}
+
+sub _sock_send_bulk {
+ my ( $self, $command, $key, $value ) = @_;
+ print $sock "$command $key " . length($value) . "\r\n$value\r\n";
+ _sock_ok();
+}
+
+
=head1 Connection Handling
=head2 quit
=cut
sub set {
- my ( $self, $k, $v, $new ) = @_;
- print $sock ( $new ? "SETNX" : "SET" ) . " $k " . length($v) . "\r\n$v\r\n";
- my $ok = <$sock>;
- confess dump($ok) unless $ok eq "+OK\r\n";
+ my ( $self, $key, $value, $new ) = @_;
+ $self->_sock_send_bulk( "SET" . ( $new ? 'NX' : '' ), $key, $value );
}
=head2 get
sub get {
my ( $self, $k ) = @_;
print $sock "GET $k\r\n";
- my $len = <$sock>;
-# warn "# len: ",dump($len);
- return undef if $len eq "nil\r\n";
- my $v;
- read($sock, $v, $len) || die $!;
-# warn "# v: ",dump($v);
- my $crlf;
- read($sock, $crlf, 2); # skip cr/lf
- return $v;
+ _sock_result_bulk();
}
=head2 incr
sub type {
my ( $self, $key ) = @_;
- print $sock "type $key\r\n";
+ print $sock "TYPE $key\r\n";
+ _sock_result();
+}
+
+=head1 Commands operating on the key space
+
+=head2 keys
+
+ my @keys = $r->keys( '*glob_pattern*' );
+
+=cut
+
+sub keys {
+ my ( $self, $glob ) = @_;
+ print $sock "KEYS $glob\r\n";
+ return split(/\s/, _sock_result_bulk());
+}
+
+=head2 randomkey
+
+ my $key = $r->randomkey;
+
+=cut
+
+sub randomkey {
+ my ( $self ) = @_;
+ print $sock "RANDOMKEY\r\n";
+ _sock_result();
+}
+
+=head2 rename
+
+ my $ok = $r->rename( 'old-key', 'new-key', $new );
+
+=cut
+
+sub rename {
+ my ( $self, $old, $new, $nx ) = @_;
+ print $sock "RENAME" . ( $nx ? 'NX' : '' ) . " $old $new\r\n";
+ _sock_ok();
+}
+
+=head2 dbsize
+
+ my $nr_keys = $r->dbsize;
+
+=cut
+
+sub dbsize {
+ my ( $self ) = @_;
+ print $sock "DBSIZE\r\n";
_sock_result();
}
+=head1 Commands operating on lists
+
+=head2 rpush
+
+ $r->rpush( $key, $value );
+
+=cut
+
+sub rpush {
+ my ( $self, $key, $value ) = @_;
+ $self->_sock_send_bulk('RPUSH', $key, $value);
+}
+
+=head2 lpush
+
+ $r->lpush( $key, $value );
+
+=cut
+
+sub lpush {
+ my ( $self, $key, $value ) = @_;
+ $self->_sock_send_bulk('LPUSH', $key, $value);
+}
+
+=head2 llen
+
+ $r->llen( $key );
+
+=cut
+
+sub llen {
+ my ( $self, $key ) = @_;
+ $self->_sock_send( 'llen', $key );
+}
+
=head1 AUTHOR
Dobrica Pavlinusic, C<< <dpavlin at rot13.org> >>