/[Redis.pre-github]/lib/Redis.pm
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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revision 2 by dpavlin, Sat Mar 21 21:25:52 2009 UTC revision 7 by dpavlin, Sat Mar 21 22:38:56 2009 UTC
# Line 5  use strict; Line 5  use strict;
5    
6  use IO::Socket::INET;  use IO::Socket::INET;
7  use Data::Dump qw/dump/;  use Data::Dump qw/dump/;
8    use Carp qw/confess/;
9    
10  =head1 NAME  =head1 NAME
11    
# Line 66  sub quit { Line 67  sub quit {
67    
68  =head2 ping  =head2 ping
69    
70          $r->ping || die "no server?";    $r->ping || die "no server?";
71    
72  =cut  =cut
73    
# Line 76  sub ping { Line 77  sub ping {
77          die "ping failed, got ", dump($pong) unless $pong eq "+PONG\r\n";          die "ping failed, got ", dump($pong) unless $pong eq "+PONG\r\n";
78  }  }
79    
80    =head1 Commands operating on string values
81    
82    =head2 set
83    
84      $r->set( foo => 'bar', $new );
85    
86    =cut
87    
88    sub set {
89            my ( $self, $k, $v, $new ) = @_;
90            print $sock ( $new ? "SETNX" : "SET" ) . " $k " . length($v) . "\r\n$v\r\n";
91            my $ok = <$sock>;
92            confess dump($ok) unless $ok eq "+OK\r\n";
93    }
94    
95    =head2 get
96    
97      my $value = $r->get( 'foo' );
98    
99    =cut
100    
101    sub get {
102            my ( $self, $k ) = @_;
103            print $sock "GET $k\r\n";
104            my $len = <$sock>;
105    #       warn "# len: ",dump($len);
106            return undef if $len eq "nil\r\n";
107            my $v;
108            read($sock, $v, $len) || die $!;
109    #       warn "# v: ",dump($v);
110            my $crlf;
111            read($sock, $crlf, 2); # skip cr/lf
112            return $v;
113    }
114    
115    =head2 incr
116    
117      $r->incr('counter');
118      $r->incr('tripplets', 3);
119    
120    =cut
121    
122    sub incr {
123            my ( $self, $key, $value ) = @_;
124            if ( defined $value ) {
125                    print $sock "INCRBY $key $value\r\n";
126            } else {
127                    print $sock "INCR $key\r\n";
128            }
129            my $count = <$sock>;
130            warn "# $key = $count";
131            return $count;
132    }
133    
134  =head1 AUTHOR  =head1 AUTHOR
135    
136  Dobrica Pavlinusic, C<< <dpavlin at rot13.org> >>  Dobrica Pavlinusic, C<< <dpavlin at rot13.org> >>
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