version 1.4, 2005/05/05 20:34:31 |
version 1.6, 2005/05/05 21:10:50 |
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# $Id$ |
# $Id$ |
use strict; |
use strict; |
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package BT::OBTMetaInfo; |
package BT::MetaInfo::Cached; |
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require 5.6.0; |
require 5.6.0; |
use vars qw( $VERSION @ISA ); |
use vars qw( $VERSION @ISA ); |
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use Digest::SHA1 qw(sha1); |
use Cache::FileCache; |
use YAML qw/ DumpFile LoadFile /; |
use File::Basename; |
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use BT::MetaInfo; |
use BT::MetaInfo; |
use base 'BT::MetaInfo'; |
use base 'BT::MetaInfo'; |
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use OpenBSDTorrents; |
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$VERSION = do { my @r = (q$Id$ =~ /\d+/g); sprintf "%d."."%02d" x $#r, @r }; |
$VERSION = do { my @r = (q$Id$ =~ /\d+/g); sprintf "%d."."%02d" x $#r, @r }; |
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sub new |
sub new |
{ |
{ |
my $class = shift; |
my $class = shift; |
my $file = shift; |
my $file = shift; |
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my $cache_settings = shift; |
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my $obj = (defined($file)) ? _load($file, @_) : {}; |
$cache_settings->{namespace} ||= 'BT::MetaInfo::Cached'; |
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my $cache = new Cache::FileCache( $cache_settings ); |
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my $obj = (defined($file)) ? _load($file, $cache) : {}; |
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$obj->{cache} = $cache; |
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return(bless($obj, $class)); |
return(bless($obj, $class)); |
} |
} |
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sub _load { |
sub _load { |
my $file = shift; |
my $file = shift; |
my $meta_file = shift; |
my $cache = shift; |
my $regen = shift; |
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my $basename = basename($file); |
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my $info; |
my $info = $cache->get( $basename ); |
if ($meta_file && ! $regen && -e $meta_file) { |
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$info = LoadFile($meta_file); |
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} |
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unless ($info) { |
unless (defined $info) { |
$info = BT::MetaInfo::_load($file); |
$info = BT::MetaInfo::_load($file); |
DumpFile($meta_file, $info) if $meta_file; |
$cache->set( $basename, $info ); |
} |
} |
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return $info; |
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} |
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sub _load { |
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my $file = shift; |
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my $cache = shift; |
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my $basename = basename($file); |
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my $info = $cache->get( $basename ); |
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unless (defined $info) { |
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$info = BT::MetaInfo::_load($file); |
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$cache->set( $basename, $info ); |
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} |
return $info; |
return $info; |
} |
} |
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#sub cached |
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#{ |
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# my $self = shift; |
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# my $which_info = shift; |
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# my $file = shift; |
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# my @args = @_; |
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# |
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# if (@args) { |
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# return $self->$which_info(@args), |
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# } |
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# |
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# return undef unless $which_info; |
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# return $self->$which_info unless $file; |
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# |
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# my $info = undef; |
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# |
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# if (-e $file) { |
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# #print "Reading meta file: $file\n"; |
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# $info = LoadFile($file); |
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# } |
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# |
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# unless ($info->{$which_info}) { |
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# my $cur_info = $self->$which_info; |
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# |
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# $info->{$which_info} = $cur_info; |
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# DumpFile($file, $info); |
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# } |
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# |
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# if (defined $info->{$which_info}) { |
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# return $info->{$which_info}; |
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# } else { |
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# return $self->$which_info; |
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# } |
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#} |
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1 |
sub save |
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{ |
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my ($self, $file) = @_; |
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my $basename = basename($file); |
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$self->SUPER::save($file, @_); |
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my %info_hash = %$self; # unbless |
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$self->cache->set->($basename, \%info_hash) |
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} |