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=head1 VERSION |
=head1 VERSION |
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Version 0.05 |
Version 0.06 |
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=cut |
=cut |
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our $VERSION = '0.05'; |
our $VERSION = '0.06'; |
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=head1 SYNOPSIS |
=head1 SYNOPSIS |
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If called with C<read_only> it will not disable caching if |
If called with C<read_only> it will not disable caching if |
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called without write permission (but will die on C<save_ds>). |
called without write permission (but will die on C<save_ds>). |
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Mandatory parametar C<database> is used as subdirectory in database directory. |
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=cut |
=cut |
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sub new { |
sub new { |
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my $self = {@_}; |
my $self = {@_}; |
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bless($self, $class); |
bless($self, $class); |
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my $log = $self->_get_logger(); |
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foreach my $p (qw/path database/) { |
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$log->logconfess("need $p") unless ($self->{$p}); |
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} |
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$self->path( $self->{'path'} ); |
$self->path( $self->{'path'} ); |
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$self ? return $self : return undef; |
$self ? return $self : return undef; |
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Retrive from disk one data_structure records usually using field 000 as key |
Retrive from disk one data_structure records usually using field 000 as key |
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my $ds = $db->load_ds( id => 42, database => 'name' ); |
my $ds = $db->load_ds( id => 42, prefix => 'name' ); |
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This function will also perform basic sanity checking on returned |
This function will also perform basic sanity checking on returned |
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data and disable caching if data is corrupted (or changed since last |
data and disable caching if data is corrupted (or changed since last |
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update). |
update). |
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C<prefix> is used to differenciate different source input databases |
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which are indexed in same database. |
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Returns hash or undef if cacheing is disabled or unavailable. |
Returns hash or undef if cacheing is disabled or unavailable. |
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=cut |
=cut |
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my $id = $args->{id}; |
my $id = $args->{id}; |
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$log->logconfess("got hash, but without id") unless (defined($id)); |
$log->logconfess("got hash, but without id") unless (defined($id)); |
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$log->logconfess("got hash, but id isn't number") unless ($id =~ /^\d+$/); |
$log->logconfess("got hash, but id [$id] isn't number") unless ($id =~ /^\d+$/); |
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my $database = $args->{database} || $self->{database}; |
my $database = $self->{database}; |
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my $prefix = $args->{prefix} || ''; |
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$log->logconfess("can't find database name") unless ($database); |
$log->logconfess("can't find database name") unless ($database); |
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my $cache_file = "$cache_path/$database#$id"; |
my $cache_file = "$cache_path/$prefix/$database#$id"; |
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$cache_file =~ s#//#/#g; |
$cache_file =~ s#//#/#go; |
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open(my $fh, '>>', '/tmp/foo'); |
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print $fh "$cache_file\n"; |
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close($fh); |
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$log->debug("using cache_file $cache_file"); |
$log->debug("using cache_file $cache_file"); |
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$db->save_ds( |
$db->save_ds( |
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id => $ds->{000}->[0], |
id => $ds->{000}->[0], |
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database => 'name', |
prefix => 'name', |
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ds => $ds, |
ds => $ds, |
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); |
); |
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$log->logconfess("need $f") unless ($arg->{$f}); |
$log->logconfess("need $f") unless ($arg->{$f}); |
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} |
} |
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my $database = $arg->{database} || $self->{database}; |
my $database = $self->{database}; |
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$log->logconfess("can't find database name") unless ($database); |
$log->logconfess("can't find database name") unless ($database); |
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my $cache_file = $self->{path} . '/' . $database . '#' . $arg->{id}; |
my $prefix = $arg->{prefix} || ''; |
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my $cache_file = $self->{path} . "/$prefix/$database#" . $arg->{id}; |
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$cache_file =~ s#//#/#go; |
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$log->debug("creating storable cache file $cache_file"); |
$log->debug("creating storable cache file $cache_file"); |
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