X-Git-Url: http://git.rot13.org/?p=perl-Redis.git;a=blobdiff_plain;f=lib%2FRedis.pm;h=c5597df58503e333250181c7ee968bfdbc72cb9d;hp=3026ee79c5ec8cc2bbd39dd8f974a7f5d112124d;hb=5ecd629987e0a79871fdbad482628d70e33e4495;hpb=ca631dea191c0a41b34fe620c3297d2c623bc06b

diff --git a/lib/Redis.pm b/lib/Redis.pm
index 3026ee7..c5597df 100644
--- a/lib/Redis.pm
+++ b/lib/Redis.pm
@@ -5,6 +5,7 @@ use strict;
 
 use IO::Socket::INET;
 use Data::Dump qw/dump/;
+use Carp qw/confess/;
 
 =head1 NAME
 
@@ -80,15 +81,15 @@ sub ping {
 
 =head2 set
 
-  $r->set( foo => 'bar' );
+  $r->set( foo => 'bar', $new );
 
 =cut
 
 sub set {
-	my ( $self, $k, $v ) = @_;
-	print $sock "SET $k " . length($v) . "\r\n$v\r\n";
+	my ( $self, $k, $v, $new ) = @_;
+	print $sock ( $new ? "SETNX" : "SET" ) . " $k " . length($v) . "\r\n$v\r\n";
 	my $ok = <$sock>;
-	die dump($ok) unless $ok eq "+OK\r\n";
+	confess dump($ok) unless $ok eq "+OK\r\n";
 }
 
 =head2 get
@@ -101,11 +102,82 @@ 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;
 }
 
+=head2 incr
+
+  $r->incr('counter');
+  $r->incr('tripplets', 3);
+
+=cut
+
+sub sock_result {
+	my $result = <$sock>;
+	warn "# result: ",dump( $result );
+	$result =~ s{\r\n$}{} || warn "can't find cr/lf";
+	return $result;
+}
+	
+
+sub incr {
+	my ( $self, $key, $value ) = @_;
+	if ( defined $value ) {
+		print $sock "INCRBY $key $value\r\n";
+	} else {
+		print $sock "INCR $key\r\n";
+	}
+	sock_result();
+}
+
+=head2 decr
+
+  $r->decr('counter');
+  $r->decr('tripplets', 3);
+
+=cut
+
+sub decr {
+	my ( $self, $key, $value ) = @_;
+	if ( defined $value ) {
+		print $sock "DECRBY $key $value\r\n";
+	} else {
+		print $sock "DECR $key\r\n";
+	}
+	sock_result();
+}
+
+=head2 exists
+
+  $r->exists( 'key' ) && print "got key!";
+
+=cut
+
+sub exists {
+	my ( $self, $key ) = @_;
+	print $sock "EXISTS $key\r\n";
+	sock_result();
+}
+
+=head2 del
+
+  $r->del( 'key' ) || warn "key doesn't exist";
+
+=cut
+
+sub del {
+	my ( $self, $key ) = @_;
+	print $sock "DEL $key\r\n";
+	sock_result();
+}
+
 =head1 AUTHOR
 
 Dobrica Pavlinusic, C<< <dpavlin at rot13.org> >>