use MooseX::Declare;
class SQL::Translator {
use TryCatch;
- use MooseX::Types::Moose qw(Bool HashRef Str);
+ use MooseX::Types::Moose qw(Bool HashRef Int Str Undef);
use SQL::Translator::Types qw(DBIHandle Parser Producer Schema);
use SQL::Translator::Object::Schema;
has 'schema' => (
isa => Schema,
is => 'rw',
- default => sub { SQL::Translator::Object::Schema->new }
+ lazy => 1,
+ default => sub { SQL::Translator::Object::Schema->new },
);
has 'parser_args' => (
isa => HashRef,
is => 'rw',
+ predicate => 'has_parser_args',
);
has 'producer_args' => (
isa => HashRef,
is => 'rw',
+ predicate => 'has_producer_args',
);
has 'add_drop_table' => (isa => Bool, is => 'rw', default => 0);
method _build__producer {
my $class = 'SQL::Translator::Producer';
my $role = $class . '::' . $self->producer;
-
+
Class::MOP::load_class($class);
- try { Class::MOP::load_class($role) } catch ($e) { warn "ERROR: $e"; $role = $class . '::SQL::' . $self->producer; Class::MOP::load_class($role) }
+ try {
+ Class::MOP::load_class($role)
+ } catch ($e) {
+ $role = $class . '::SQL::' . $self->producer;
+ Class::MOP::load_class($role)
+ }
my $producer = $class->new({ translator => $self });
$role->meta->apply($producer);
}
method translate(:$data, :$producer?, :$producer_args?, :$parser?, :$parser_args?) {
- if ($parser) {
+ my $return;
+
+ $parser ||= $self->parser;
+ if (defined $parser) {
$self->_clear_parser;
$self->parser($parser);
- $self->schema($self->parse($data));
- } elsif ($producer) {
+ $self->parse($data);
+ $return = $self->schema;
+ }
+
+ $producer ||= $self->producer;
+ if (defined $producer) {
$self->_clear_producer;
- $self->schema($self->parse($data)) if $data;
$self->producer($producer);
- return $self->produce;
+ $return = $self->produce;
}
+
+ return $return;
}
method parser_type { return $self->parser }
method producer_type { return $self->producer }
+
+ method engine_version(Int|Str|Undef $v, Str $target = 'perl') {
+ return undef unless $v;
+
+ my @vers;
+
+ # X.Y.Z style
+ if ( $v =~ / ^ (\d+) \. (\d{1,3}) (?: \. (\d{1,3}) )? $ /x ) {
+ push @vers, $1, $2, $3;
+ }
+
+ # XYYZZ (mysql) style
+ elsif ( $v =~ / ^ (\d) (\d{2}) (\d{2}) $ /x ) {
+ push @vers, $1, $2, $3;
+ }
+
+ # XX.YYYZZZ (perl) style or simply X
+ elsif ( $v =~ / ^ (\d+) (?: \. (\d{3}) (\d{3}) )? $ /x ) {
+ push @vers, $1, $2, $3;
+ }
+ else {
+ #how do I croak sanely here?
+ die "Unparseable MySQL version '$v'";
+ }
+
+ if ($target eq 'perl') {
+ return sprintf ('%d.%03d%03d', map { $_ || 0 } (@vers) );
+ }
+ elsif ($target eq 'mysql') {
+ return sprintf ('%d%02d%02d', map { $_ || 0 } (@vers) );
+ }
+ else {
+ #how do I croak sanely here?
+ die "Unknown version target '$target'";
+ }
+ }
}