/[pxelator]/lib/PXElator/CouchDB.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 210 by dpavlin, Thu Aug 13 12:00:38 2009 UTC revision 299 by dpavlin, Wed Aug 26 15:59:19 2009 UTC
# Line 12  use Time::HiRes qw/time/; Line 12  use Time::HiRes qw/time/;
12  use Data::Structure::Util qw(unbless);  use Data::Structure::Util qw(unbless);
13  use Scalar::Util qw/blessed/;  use Scalar::Util qw/blessed/;
14  use Storable qw/dclone/;  use Storable qw/dclone/;
15    use Carp qw/carp/;
16    use POSIX;
17    
18  sub new {  sub new {
19          my ($class, $host, $port, $options) = @_;          my ($class, $host, $port, $options) = @_;
# Line 60  sub request { Line 62  sub request {
62    
63  our $rev;  our $rev;
64    
65    sub rev {
66            my ($self,$url) = @_;
67            my $rev = $rev->{$url};
68            $rev  ||= eval { $self->get( $url )->{_rev} };
69    #       warn "# rev $url $rev";
70            return $rev;
71    }
72    
73  sub delete {  sub delete {
74          my ($self, $url) = @_;          my ($self, $url) = @_;
75    
76          $self->request(DELETE => $url);          $self->request(DELETE => $url . '?rev=' . $self->rev($url) );
77  }  }
78    
79  sub get {  sub get {
# Line 75  sub get { Line 85  sub get {
85  sub put {  sub put {
86          my ($self, $url, $json) = @_;          my ($self, $url, $json) = @_;
87    
88          if ( ! defined $json->{_rev} ) {          $json->{_rev} = $rev->{$url} if defined $rev->{$url};
                 my $old = eval { $self->get( $url )->{_rev} };  
                 $rev->{$url} = $json->{_rev} = $old if defined $old;  
         }  
89    
90          my $data = dclone $json;          my $data = dclone $json;
91          $data = unbless $data if blessed $data;          $data = unbless $data if blessed $data;
92    
93          warn dump( $data );  #       warn "# put ",dump( $data );
94    
95          $json = JSON->new->utf8->encode( $data );          $json = JSON->new->utf8->encode( $data );
96    
97          warn $json;          carp "# put ",$json;
98    
99          do {          do {
100                  eval { $self->request(PUT => $url, $json) };                  my $json = eval { $self->request(PUT => $url, $json) };
101                  $rev->{$url} = $self->get( $url )->{_rev} if $@;                  if ( $@ ) {
102                            $rev->{$url} = $self->rev( $url );
103                            warn "refresh rev $url = ", $rev->{$url};
104                    } else {
105                            $rev->{$url} = JSON->new->decode( $json )->{rev};
106                    }
107          } until ! $@;          } until ! $@;
108  }  }
109    
# Line 110  sub audit { Line 122  sub audit {
122          $url =~ s/\s+-\S+//g;   # remove command line options          $url =~ s/\s+-\S+//g;   # remove command line options
123          $url =~ s/\W+/-/g;          $url =~ s/\W+/-/g;
124    
125          my ( $package, $file, $line, $sub ) = caller(1);          my $time = $data->{time} = time();
 #       ( $package, undef, $line ) = caller(0) if $package eq 'main';  
126    
127          my $time = time();          my @caller_name = ( qw/package file line sub/ );
128            my @caller = caller(0);
129            $caller[3] = (caller(1))[3];
130            $caller[3] =~ s{^.+::}{}; # stip package name from sub
131            $data->{ $caller_name[$_] } = $caller[$_] foreach ( 0 .. $#caller_name );
132    
133            if ( $ENV{DEBUG} ) {
134    
135                    my $caller;
136                    my $depth = 0;
137                    while ( my @c = caller($depth) ) {
138                            push @$caller, [ @c ];
139                            $depth++;
140                    }
141    
142          $data->{$_} = eval '$' . $_ foreach ( qw/time package line sub/ );                  $data->{caller} = $caller;
143    
144            }
145    
146          warn 'audit ', dump($data), "at $file +$line\n";  #       carp 'audit ', dump($data);
147    
148          $time = int($time); # reduce granularity  #       $time = int($time); # reduce granularity for url
149            $time = strftime("%Y-%m-%d.%H:%M:%S", localtime $time);
150            my $package = $caller[0];
151          $audit->put( "pxelator/$time.$package.$url", $data );          $audit->put( "pxelator/$time.$package.$url", $data );
152    
153  }  }
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