package SQL::Translator::Schema;
-# vim: sw=4: ts=4:
-
-# ----------------------------------------------------------------------
-# $Id: Schema.pm,v 1.24 2005-06-27 22:02:50 duality72 Exp $
# ----------------------------------------------------------------------
-# Copyright (C) 2002-4 SQLFairy Authors
+# Copyright (C) 2002-2009 SQLFairy Authors
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
use SQL::Translator::Schema::Table;
use SQL::Translator::Schema::Trigger;
use SQL::Translator::Schema::View;
-use SQL::Translator::Schema::Graph;
+
use SQL::Translator::Utils 'parse_list_arg';
use base 'SQL::Translator::Schema::Object';
-use vars qw[ $VERSION $TABLE_ORDER $VIEW_ORDER $TRIGGER_ORDER $PROC_ORDER ];
+use vars qw[ $VERSION ];
-$VERSION = sprintf "%d.%02d", q$Revision: 1.24 $ =~ /(\d+)\.(\d+)/;
+$VERSION = '1.59';
__PACKAGE__->_attributes(qw/name database translator/);
+sub new {
+ my $class = shift;
+ my $self = $class->SUPER::new (@_)
+ or return;
+
+ $self->{_order} = { map { $_ => 0 } qw/
+ table
+ view
+ trigger
+ proc
+ /};
+
+ return $self;
+}
+
# ----------------------------------------------------------------------
sub as_graph {
Returns the schema as an L<SQL::Translator::Schema::Graph> object.
=cut
+ require SQL::Translator::Schema::Graph;
my $self = shift;
+
return SQL::Translator::Schema::Graph->new(
translator => $self->translator );
}
# ----------------------------------------------------------------------
+sub as_graph_pm {
+
+=pod
+
+=head2 as_graph_pm
+
+Returns a Graph::Directed object with the table names for nodes.
+
+=cut
+
+ require Graph::Directed;
+
+ my $self = shift;
+ my $g = Graph::Directed->new;
+
+ for my $table ( $self->get_tables ) {
+ my $tname = $table->name;
+ $g->add_vertex( $tname );
+
+ for my $field ( $table->get_fields ) {
+ if ( $field->is_foreign_key ) {
+ my $fktable = $field->foreign_key_reference->reference_table;
+
+ $g->add_edge( $fktable, $tname );
+ }
+ }
+ }
+
+ return $g;
+}
+
+# ----------------------------------------------------------------------
sub add_table {
=pod
$table->schema($self);
}
else {
- my %args = @_;
+ my %args = ref $_[0] eq 'HASH' ? %{ $_[0] } : @_;
$args{'schema'} = $self;
$table = $table_class->new( \%args )
or return $self->error( $table_class->error );
}
- $table->order( ++$TABLE_ORDER );
+ $table->order( ++$self->{_order}{table} );
# We know we have a name as the Table->new above errors if none given.
my $table_name = $table->name;
$procedure->schema($self);
}
else {
- my %args = @_;
+ my %args = ref $_[0] eq 'HASH' ? %{ $_[0] } : @_;
$args{'schema'} = $self;
return $self->error('No procedure name') unless $args{'name'};
$procedure = $procedure_class->new( \%args )
or return $self->error( $procedure_class->error );
}
- $procedure->order( ++$PROC_ORDER );
+ $procedure->order( ++$self->{_order}{proc} );
my $procedure_name = $procedure->name
or return $self->error('No procedure name');
$trigger->schema($self);
}
else {
- my %args = @_;
+ my %args = ref $_[0] eq 'HASH' ? %{ $_[0] } : @_;
$args{'schema'} = $self;
return $self->error('No trigger name') unless $args{'name'};
$trigger = $trigger_class->new( \%args )
or return $self->error( $trigger_class->error );
}
- $trigger->order( ++$TRIGGER_ORDER );
- my $trigger_name = $trigger->name or return $self->error('No trigger name');
+ $trigger->order( ++$self->{_order}{trigger} );
+ my $trigger_name = $trigger->name or return $self->error('No trigger name');
if ( defined $self->{'triggers'}{$trigger_name} ) {
return $self->error(qq[Can't create trigger: "$trigger_name" exists]);
}
$view->schema($self);
}
else {
- my %args = @_;
+ my %args = ref $_[0] eq 'HASH' ? %{ $_[0] } : @_;
$args{'schema'} = $self;
return $self->error('No view name') unless $args{'name'};
$view = $view_class->new( \%args ) or return $view_class->error;
}
- $view->order( ++$VIEW_ORDER );
+ $view->order( ++$self->{_order}{view} );
my $view_name = $view->name or return $self->error('No view name');
if ( defined $self->{'views'}{$view_name} ) {
A list of fields to skip in the joins
-=back 4
+=back
$schema->make_natural_joins(
join_pk_only => 1,