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 MooseX::Aliases;
use SQL::Translator::Types qw(DBIHandle Parser Producer Schema);
use SQL::Translator::Object::Schema;
+ our $VERSION = '0.001';
+ $VERSION = eval $VERSION;
+
has 'parser' => (
isa => Str,
is => 'rw',
- init_arg => 'from',
+ alias => 'from',
);
has 'producer' => (
isa => Str,
is => 'rw',
- init_arg => 'to',
+ alias => 'to',
);
has '_parser' => (
is => 'rw',
lazy_build => 1,
handles => [ qw(parse) ],
+ predicate => 'has_parser',
);
has '_producer' => (
is => 'rw',
lazy_build => 1,
handles => [ qw(produce) ],
+ predicate => 'has_producer',
);
has 'dbh' => (
isa => Schema,
is => 'rw',
lazy => 1,
+ clearer => '_clear_schema',
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 'data' => (
+ isa => Str,
+ is => 'rw',
);
+ has 'version' => (isa => Str, is => 'ro', default => $VERSION);
has 'add_drop_table' => (isa => Bool, is => 'rw', default => 0);
has 'no_comments' => (isa => Bool, is => 'rw', default => 0);
- has 'show_warnings' => (isa => Bool, is => 'rw', default => 1);
+ has 'show_warnings' => (isa => Bool, is => 'rw', default => 0);
has 'trace' => (isa => Bool, is => 'rw', default => 0);
has 'quote_table_names' => (isa => Bool, is => 'rw', default => 0);
has 'quote_field_names' => (isa => Bool, is => 'rw', default => 0);
- has 'version' => (isa => Str, is => 'rw');
has 'filename' => (isa => Str, is => 'rw');
+ has '_producer_mapping' => (
+ isa => HashRef,
+ is => 'ro',
+ default => sub { { MySQL => 'SQL::MySQL', SQLite => 'SQL::SQLite', PostgreSQL => 'SQL::PostgreSQL', XML => 'XML', YAML => 'YAML' } }
+ );
+
method _build__parser {
my $class = 'SQL::Translator::Parser';
}
method _build__producer {
+ my $mapping = $self->_producer_mapping;
+
my $class = 'SQL::Translator::Producer';
- my $role = $class . '::' . $self->producer;
+ my $role = $class . '::' . $mapping->{$self->producer};
Class::MOP::load_class($class);
- try {
- Class::MOP::load_class($role)
- } catch ($e) {
- $role = $class . '::SQL::' . $self->producer;
- Class::MOP::load_class($role)
- }
+ 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;
+
+ $self->_clear_schema if defined $parser;
+ $data ||= $self->data;
+
+ $parser ||= $self->parser unless $self->has_parser;
+ if (defined $parser) {
$self->_clear_parser;
$self->parser($parser);
$self->parse($data);
- $self->schema;
- } elsif ($producer) {
+ $return = $self->schema;
+ }
+
+ $producer ||= $self->producer unless $self->has_producer;
+ if (defined $producer) {
$self->_clear_producer;
- $self->parse($data) if $data;
$self->producer($producer);
- $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'";
+ }
+ }
}