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################################# |
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# |
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# $Id$ |
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# |
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# $Log$ |
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# |
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################################# |
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|
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package Data::Storage; |
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|
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use strict; |
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use warnings; |
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|
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use Data::Storage::Locator; |
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use Data::Storage::Handler::DBI; |
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use Data::Storage::Handler::Tangram; |
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|
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# get logger instance |
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my $logger = Log::Dispatch::Config->instance; |
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|
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sub new { |
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my $invocant = shift; |
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my $class = ref($invocant) || $invocant; |
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#my @args = normalizeArgs(@_); |
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|
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my $arg_locator = shift; |
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my $arg_options = shift; |
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|
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#my $self = { STORAGEHANDLE => undef, @_ }; |
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my $self = { STORAGEHANDLE => undef, locator => $arg_locator, options => $arg_options }; |
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$logger->debug( __PACKAGE__ . "[$self->{locator}->{type}]" . "->new(@_)" ); |
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return bless $self, $class; |
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} |
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|
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sub AUTOLOAD { |
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|
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my $self = shift; |
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our $AUTOLOAD; |
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|
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# ->DESTROY would - if not declared - trigger an AUTOLOAD also |
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return if $AUTOLOAD =~ m/::DESTROY$/; |
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|
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my $method = $AUTOLOAD; |
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$method =~ s/^.*:://; |
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|
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#$logger->debug( __PACKAGE__ . "[$self->{locator}->{type}]" . "->" . $method . "(@_)" . " (AUTOLOAD)" ); |
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|
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if ($self->_filter_AUTOLOAD($method)) { |
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$self->_accessStorage(); |
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$self->{STORAGEHANDLE}->$method(@_); |
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} |
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|
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} |
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|
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sub _filter_AUTOLOAD { |
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my $self = shift; |
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my $method = shift; |
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if ($self->{options}->{protected}) { |
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if ($method eq 'disconnect') { |
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return; |
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} |
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} |
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return 1; |
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} |
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|
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|
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sub normalizeArgs { |
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my %args = @_; |
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if (!$args{dsn} && $args{meta}{dsn}) { |
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$args{dsn} = $args{meta}{dsn}; |
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} |
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my @result = %args; |
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return @result; |
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} |
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|
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sub _accessStorage { |
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my $self = shift; |
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# TODO: to some tracelevel! |
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#$logger->debug( __PACKAGE__ . "[$self->{type}]" . "->_accessStorage()" ); |
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if (!$self->{STORAGEHANDLE}) { |
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$self->_createStorageHandle(); |
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} |
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} |
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|
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sub _createStorageHandle { |
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my $self = shift; |
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|
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my $type = $self->{locator}->{type}; |
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$logger->debug( __PACKAGE__ . "[$type]" . "->_createStorageHandle()" ); |
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|
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my $pkg = "Data::Storage::Handler::" . $type . ""; |
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|
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# propagate args to handler |
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# needs some more thoughts! (not only "dbi" to Tangram, when (in future) db is not more the common case) |
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if ($type eq 'DBI') { |
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#my @args = %{$self->{locator}->{dbi}}; |
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my @args = %{$self->{locator}}; |
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$self->{STORAGEHANDLE} = $pkg->new( @args ); |
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} |
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if ($type eq 'Tangram') { |
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#$self->{STORAGEHANDLE} = $pkg->new( dsn => $self->{locator}->{dbi}->{dsn} ); |
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#my @args = %{$self->{locator}->{dbi}}; |
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my @args = %{$self->{locator}}; |
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$self->{STORAGEHANDLE} = $pkg->new( @args ); |
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#$self->{STORAGEHANDLE_UNDERLYING} = $self->{STORAGEHANDLE}->getUnderlyingStorage(); |
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#$self->{STORAGEHANDLE_UNDERLYING}->_configureCOREHANDLE(); |
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} |
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|
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} |
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|
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sub addLogDispatchHandler { |
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|
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my $self = shift; |
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my $name = shift; |
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my $package = shift; |
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my $logger = shift; |
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my $objectCreator = shift; |
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|
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#$logger->add( Log::Dispatch::Tangram->new( name => $name, |
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$logger->add( $package->new( name => $name, |
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#min_level => 'debug', |
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min_level => 'info', |
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storage => $self, |
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objectCreator => $objectCreator, |
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fields => { |
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message => 'usermsg', |
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timestamp => 'stamp', |
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level => 'level', |
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name => 'code', |
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}, |
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filter_patterns => [ '->insert\(SystemEvent=' ], |
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#filter_patterns => [ 'SystemEvent' ], |
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|
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#format => '[%d] [%p] %m%n', |
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) ); |
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|
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} |
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|
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sub removeLogDispatchHandler { |
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|
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my $self = shift; |
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my $name = shift; |
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my $logger = shift; |
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|
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$logger->remove($name); |
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|
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} |
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|
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sub getDbName { |
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my $self = shift; |
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my $dsn = $self->{locator}->{dbi}->{dsn}; |
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$dsn =~ m/database=(.+?);/; |
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my $database_name = $1; |
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return $database_name; |
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} |
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|
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sub testDsn { |
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my $self = shift; |
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my $dsn = $self->{locator}->{dbi}->{dsn}; |
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my $result; |
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if ( my $dbh = DBI->connect($dsn, '', '', { |
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PrintError => 0, |
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} ) ) { |
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$dbh->disconnect(); |
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return 1; |
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} else { |
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$logger->error( __PACKAGE__ . "[$self->{locator}->{type}]" . "->testDsn(): " . "DBI-error: " . DBI::errstr ); |
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} |
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} |
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|
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1; |
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