2 class SQL::Translator {
4 use MooseX::Types::Moose qw(Bool HashRef Int Str Undef);
5 use SQL::Translator::Types qw(DBIHandle Parser Producer Schema);
6 use SQL::Translator::Object::Schema;
8 our $VERSION = '0.001';
26 handles => [ qw(parse) ],
33 handles => [ qw(produce) ],
39 predicate => 'has_dbh',
46 clearer => '_clear_schema',
47 default => sub { SQL::Translator::Object::Schema->new },
50 has 'parser_args' => (
53 predicate => 'has_parser_args',
56 has 'producer_args' => (
59 predicate => 'has_producer_args',
62 has 'add_drop_table' => (isa => Bool, is => 'rw', default => 0);
63 has 'no_comments' => (isa => Bool, is => 'rw', default => 0);
64 has 'show_warnings' => (isa => Bool, is => 'rw', default => 1);
65 has 'trace' => (isa => Bool, is => 'rw', default => 0);
66 has 'quote_table_names' => (isa => Bool, is => 'rw', default => 0);
67 has 'quote_field_names' => (isa => Bool, is => 'rw', default => 0);
68 has 'version' => (isa => Str, is => 'rw');
69 has 'filename' => (isa => Str, is => 'rw');
71 has '_producer_mapping' => (
74 default => sub { { MySQL => 'SQL::MySQL', SQLite => 'SQL::SQLite', PostgreSQL => 'SQL::PostgreSQL', XML => 'XML', YAML => 'YAML' } }
77 method _build__parser {
78 my $class = 'SQL::Translator::Parser';
80 Class::MOP::load_class($class);
84 $parser = $class->new({ translator => $self, dbh => $self->dbh });
86 $parser = $class->new({ translator => $self, type => $self->parser || '' });
92 method _build__producer {
93 my $mapping = $self->_producer_mapping;
95 my $class = 'SQL::Translator::Producer';
96 my $role = $class . '::' . $mapping->{$self->producer};
98 Class::MOP::load_class($class);
99 Class::MOP::load_class($role);
101 my $producer = $class->new({ translator => $self });
102 $role->meta->apply($producer);
107 method translate(:$data, :$producer?, :$producer_args?, :$parser?, :$parser_args?) {
110 $parser ||= $self->parser;
111 if (defined $parser) {
112 $self->_clear_parser;
113 $self->_clear_schema;
114 $self->parser($parser);
116 $return = $self->schema;
119 $producer ||= $self->producer;
120 if (defined $producer) {
121 $self->_clear_producer;
122 $self->producer($producer);
123 $return = $self->produce;
129 method parser_type { return $self->parser }
130 method producer_type { return $self->producer }
132 method engine_version(Int|Str|Undef $v, Str $target = 'perl') {
133 return undef unless $v;
138 if ( $v =~ / ^ (\d+) \. (\d{1,3}) (?: \. (\d{1,3}) )? $ /x ) {
139 push @vers, $1, $2, $3;
142 # XYYZZ (mysql) style
143 elsif ( $v =~ / ^ (\d) (\d{2}) (\d{2}) $ /x ) {
144 push @vers, $1, $2, $3;
147 # XX.YYYZZZ (perl) style or simply X
148 elsif ( $v =~ / ^ (\d+) (?: \. (\d{3}) (\d{3}) )? $ /x ) {
149 push @vers, $1, $2, $3;
152 #how do I croak sanely here?
153 die "Unparseable MySQL version '$v'";
156 if ($target eq 'perl') {
157 return sprintf ('%d.%03d%03d', map { $_ || 0 } (@vers) );
159 elsif ($target eq 'mysql') {
160 return sprintf ('%d%02d%02d', map { $_ || 0 } (@vers) );
163 #how do I croak sanely here?
164 die "Unknown version target '$target'";