package SQL::Translator::Schema::Field;
# ----------------------------------------------------------------------
-# $Id: Field.pm,v 1.25 2005-07-18 20:16:02 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 vars qw($VERSION $TABLE_COUNT $VIEW_COUNT);
-$VERSION = sprintf "%d.%02d", q$Revision: 1.25 $ =~ /(\d+)\.(\d+)/;
+$VERSION = '1.60';
# Stringify to our name, being careful not to pass any args through so we don't
# accidentally set it to undef. We also have to tweak bool so the object is
fallback => 1,
;
+use DBI qw(:sql_types);
+
+# Mapping from string to sql contstant
+our %type_mapping = (
+ integer => SQL_INTEGER,
+ int => SQL_INTEGER,
+
+ smallint => SQL_SMALLINT,
+ bigint => 9999, # DBI doesn't export a constatn for this. Le suck
+
+ double => SQL_DOUBLE,
+
+ decimal => SQL_DECIMAL,
+ numeric => SQL_NUMERIC,
+ dec => SQL_DECIMAL,
+
+ bit => SQL_BIT,
+
+ date => SQL_DATE,
+ datetime => SQL_DATETIME,
+ timestamp => SQL_TIMESTAMP,
+ time => SQL_TIME,
+
+ char => SQL_CHAR,
+ varchar => SQL_VARCHAR,
+ binary => SQL_BINARY,
+ varbinary => SQL_VARBINARY,
+ tinyblob => SQL_BLOB,
+ blob => SQL_BLOB,
+ text => SQL_LONGVARCHAR
+
+);
# ----------------------------------------------------------------------
__PACKAGE__->_attributes( qw/
table name data_type size is_primary_key is_nullable
is_auto_increment default_value comments is_foreign_key
- is_unique order
+ is_unique order sql_data_type
/);
=pod
=cut
my $self = shift;
- $self->{'data_type'} = shift if @_;
+ if (@_) {
+ $self->{'data_type'} = $_[0];
+ $self->{'sql_data_type'} = $type_mapping{lc $_[0]} || SQL_UNKNOWN_TYPE unless exists $self->{sql_data_type};
+ }
return $self->{'data_type'} || '';
}
+sub sql_data_type {
+
+=head2 sql_data_type
+
+Constant from DBI package representing this data type. See L<DBI/DBI Constants>
+for more details.
+
+=cut
+
+ my $self = shift;
+ $self->{sql_data_type} = shift if @_;
+ return $self->{sql_data_type} || 0;
+
+}
+
# ----------------------------------------------------------------------
sub default_value {
return $self->{'table'};
}
+sub parsed_field {
+
+=head2
+
+Returns the field exactly as the parser found it
+
+=cut
+
+ my $self = shift;
+
+ if (@_) {
+ my $value = shift;
+ $self->{parsed_field} = $value;
+ return $value || $self;
+ }
+ return $self->{parsed_field} || $self;
+}
+
# ----------------------------------------------------------------------
sub equals {
return 0 unless $self->SUPER::equals($other);
return 0 unless $case_insensitive ? uc($self->name) eq uc($other->name) : $self->name eq $other->name;
- #return 0 unless $self->is_valid eq $other->is_valid;
- return 0 unless $self->data_type eq $other->data_type;
+
+ # Comparing types: use sql_data_type if both are not 0. Else use string data_type
+ if ($self->sql_data_type && $other->sql_data_type) {
+ return 0 unless $self->sql_data_type == $other->sql_data_type
+ } else {
+ return 0 unless lc($self->data_type) eq lc($other->data_type)
+ }
+
return 0 unless $self->size eq $other->size;
- return 0 unless defined $self->default_value eq defined $other->default_value;
- return 0 if defined $self->default_value && $self->default_value ne $other->default_value;
+
+ {
+ my $lhs = $self->default_value;
+ $lhs = \'NULL' unless defined $lhs;
+ my $lhs_is_ref = ! ! ref $lhs;
+
+ my $rhs = $other->default_value;
+ $rhs = \'NULL' unless defined $rhs;
+ my $rhs_is_ref = ! ! ref $rhs;
+
+ # If only one is a ref, fail. -- rjbs, 2008-12-02
+ return 0 if $lhs_is_ref xor $rhs_is_ref;
+
+ my $effective_lhs = $lhs_is_ref ? $$lhs : $lhs;
+ my $effective_rhs = $rhs_is_ref ? $$rhs : $rhs;
+
+ return 0 if $effective_lhs ne $effective_rhs;
+ }
+
return 0 unless $self->is_nullable eq $other->is_nullable;
- return 0 unless $self->is_unique eq $other->is_unique;
+# return 0 unless $self->is_unique eq $other->is_unique;
return 0 unless $self->is_primary_key eq $other->is_primary_key;
# return 0 unless $self->is_foreign_key eq $other->is_foreign_key;
return 0 unless $self->is_auto_increment eq $other->is_auto_increment;
=head1 AUTHOR
-Ken Y. Clark E<lt>kclark@cpan.orgE<gt>.
+Ken Youens-Clark E<lt>kclark@cpan.orgE<gt>.
=cut