-package SQL::Translator::Parser::DBI;
-use Class::MOP;
-use Moose;
-use MooseX::Types::Moose qw(Str);
-use SQL::Translator::Types qw(DBIHandle);
-use DBI::Const::GetInfoType;
-extends 'SQL::Translator::Parser';
-
-has 'dbh' => (
- is => 'rw',
- isa => DBIHandle,
- required => 1
-);
-
-has 'translator' => (
- is => 'rw',
- does => 'SQL::Translator::Parser::DBI::Dialect',
- handles => {
- make_create_string => 'make_create_string',
- make_update_string => 'make_update_string'
- }
-);
-
-has 'db_schema' => (
- is => 'rw',
- isa => Str,
- lazy => 1,
- required => 1,
- default => sub { shift->translator->db_schema }
-);
-
-has 'quoter' => (
- is => 'rw',
- isa => Str,
- requried => 1,
- default => q{"}
-);
-
-has 'namesep' => (
- is => 'rw',
- isa => Str,
- required => 1,
- default => '.'
-);
-
-sub BUILD {
- my $self = shift;
-
- local $self->dbh->{RaiseError} = 1;
- local $self->dbh->{PrintError} = 0;
-
- my $dbtypename = $self->dbh->get_info( $GetInfoType{SQL_DBMS_NAME} ) || $self->dbh->{Driver}{Name};
-
- my $class = 'SQL::Translator::Parser::DBI::' . $dbtypename;
- Class::MOP::load_class( $class );
- my $translator = $class->new( dbh => $self->dbh );
- $self->translator($translator);
-
- $self->quoter( $self->dbh->get_info(29) || q{"} );
- $self->namesep( $self->dbh->get_info(41) || q{.} );
-}
+use MooseX::Declare;
+role SQL::Translator::Parser::DBI {
+ use DBI::Const::GetInfoType;
+ use DBI::Const::GetInfo::ANSI;
+ use DBI::Const::GetInfoReturn;
-sub _tables_list {
- my $self = shift;
+ use MooseX::Types::Moose qw(HashRef Maybe Str);
+ use MooseX::MultiMethods;
- my $dbh = $self->dbh;
- my @tables = $dbh->tables(undef, $self->db_schema, '%', '%');
- s/\Q$self->quoter\E//g for @tables;
- s/^.*\Q$self->namesep\E// for @tables;
+ use SQL::Translator::Object::Column;
+ use SQL::Translator::Object::ForeignKey;
+ use SQL::Translator::Object::Index;
+ use SQL::Translator::Object::PrimaryKey;
+ use SQL::Translator::Object::Table;
+ use SQL::Translator::Object::View;
- return @tables;
-}
+ use SQL::Translator::Types qw(Schema Table Column);
+
+ has 'quoter' => (
+ is => 'rw',
+ isa => Str,
+ lazy => 1,
+ default => sub { shift->dbh->get_info(29) || q{"} }
+ );
+
+ has 'namesep' => (
+ is => 'rw',
+ isa => Str,
+ lazy => 1,
+ default => sub { shift->dbh->get_info(41) || '.' }
+ );
+
+ has 'schema_name' => (
+ is => 'rw',
+ isa => Maybe[Str],
+ lazy => 1,
+ default => undef
+ );
+
+ has 'catalog_name' => (
+ is => 'rw',
+ isa => Maybe[Str],
+ lazy => 1,
+ default => undef
+ );
+
+ method _subclass {
+ my $dbtype = $self->dbh->get_info($GetInfoType{SQL_DBMS_NAME}) || $self->dbh->{Driver}{Name};
+
+ my $class = __PACKAGE__ . '::'. $dbtype;
+ Class::MOP::load_class($class);
+ $class->meta->apply($self);
+ }
+
+ method _is_auto_increment(HashRef $column_info) { 0 }
+
+ method _column_default_value(HashRef $column_info) { $column_info->{COLUMN_DEF} }
+
+ method _column_data_type(HashRef $column_info) { $column_info->{DATA_TYPE} }
+
+ method _add_column_extra(Column $column, HashRef $column_info) { return }
+
+ method _add_tables(Schema $schema) {
+ my $sth = $self->dbh->table_info($self->catalog_name, $self->schema_name, '%', "TABLE,VIEW,'LOCAL TEMPORARY','GLOBAL TEMPORARY'");
+ while (my $table_info = $sth->fetchrow_hashref) {
+ if ($table_info->{TABLE_TYPE} =~ /^(TABLE|LOCAL TEMPORARY|GLOBAL TEMPORARY)$/) {
+ my $temp = $table_info->{TABLE_TYPE} =~ /TEMPORARY$/ ? 1 : 0;
+ my $table = SQL::Translator::Object::Table->new({ name => $table_info->{TABLE_NAME}, temporary => $temp, schema => $schema });
+ $schema->add_table($table);
+
+ $self->_add_columns($table);
+ $self->_add_primary_key($table);
+ $self->_add_indexes($table);
+ }
+ elsif ($table_info->{TABLE_TYPE} eq 'VIEW') {
+ my $sql = $self->_get_view_sql($table_info->{TABLE_NAME});
+ my $view = SQL::Translator::Object::View->new({ name => $table_info->{TABLE_NAME}, sql => $sql });
+ $schema->add_view($view);
+ $self->_add_columns($view);
+ }
+ }
+ $self->_add_foreign_keys($schema->get_table($_), $schema) for $schema->table_ids;
+ }
-1;
+ method _add_columns(Table $table) {
+ my $sth = $self->dbh->column_info($self->catalog_name, $self->schema_name, $table->name, '%');
+ my @columns;
+ while (my $column_info = $sth->fetchrow_hashref) {
+ my $column = SQL::Translator::Object::Column->new({ name => $column_info->{COLUMN_NAME},
+ data_type => $self->_column_data_type($column_info),
+ size => $column_info->{COLUMN_SIZE},
+ default_value => $self->_column_default_value($column_info),
+ is_auto_increment => $self->_is_auto_increment($column_info),
+ is_nullable => $column_info->{NULLABLE},
+ });
+ $self->_add_column_extra($column, $column_info);
+ push @columns, { column => $column, pos => $column_info->{ORDINAL_POSITION} || $#columns };
+ }
+ $table->add_column($_->{column}) for sort { $a->{pos} <=> $b->{pos} } @columns;
+ }
+
+ method _add_primary_key(Table $table) {
+ my $pk_info = $self->dbh->primary_key_info($self->catalog_name, $self->schema_name, $table->name);
+
+ my ($pk_name, @pk_cols);
+ while (my $pk_col = $pk_info->fetchrow_hashref) {
+ $pk_name = $pk_col->{PK_NAME};
+ push @pk_cols, $pk_col->{COLUMN_NAME};
+ }
+ return unless $pk_name;
+
+ my $pk = SQL::Translator::Object::PrimaryKey->new({ name => $pk_name });
+ $pk->add_column($table->get_column($_)) for @pk_cols;
+ $table->add_index($pk);
+ }
+
+ method _add_foreign_keys(Table $table, Schema $schema) {
+ my $fk_info = $self->dbh->foreign_key_info($self->catalog_name, $self->schema_name, $table->name, $self->catalog_name, $self->schema_name, undef);
+ return unless $fk_info;
+
+ my $fk_data;
+ while (my $fk_col = $fk_info->fetchrow_hashref) {
+ my $fk_name = $fk_col->{FK_NAME};
+
+ push @{$fk_data->{$fk_name}{columns}}, $fk_col->{FK_COLUMN_NAME};
+ $fk_data->{$fk_name}{table} = $fk_col->{FK_TABLE_NAME};
+ $fk_data->{$fk_name}{uk} = $schema->get_table($fk_col->{UK_TABLE_NAME})->get_index($fk_col->{UK_NAME});
+ }
+
+ foreach my $fk_name (keys %$fk_data) {
+ my $fk = SQL::Translator::Object::ForeignKey->new({ name => $fk_name, references => $fk_data->{$fk_name}{uk} });
+ $fk->add_column($schema->get_table($fk_data->{$fk_name}{table})->get_column($_)) for @{$fk_data->{$fk_name}{columns}};
+ $table->add_constraint($fk);
+ }
+ }
+
+ method _add_indexes(Table $table) {
+ my $index_info = $self->dbh->statistics_info($self->catalog_name, $self->schema_name, $table->name, 1, 0);
+
+ return unless defined $index_info;
+
+ my ($index_name, $index_type, @index_cols);
+ while (my $index_col = $index_info->fetchrow_hashref) {
+ $index_name = $index_col->{INDEX_NAME};
+ $index_type = $index_col->{NON_UNIQUE} ? 'NORMAL' : 'UNIQUE';
+ push @index_cols, $index_col->{COLUMN_NAME};
+ }
+ return if $table->exists_index($index_name);
+ my $index = SQL::Translator::Object::Index->new({ name => $index_name, type => $index_type });
+ $index->add_column($table->get_column($_)) for @index_cols;
+ $table->add_index($index);
+ }
+
+ multi method parse(Schema $data) { $data }
+
+ multi method parse(Any $) {
+ $self->_add_tables($self->schema);
+ }
+}
projects / dbsrgits/SQL-Translator-2.0-ish.git / blobdiff