use DBIx::Class::Storage::DBI;
use DBIx::Class::ClassResolver::PassThrough;
use DBI;
-use Scalar::Util;
+use Scalar::Util 'blessed';
+use namespace::clean;
unless ($INC{"DBIx/Class/CDBICompat.pm"}) {
warn "IMPORTANT: DBIx::Class::DB is DEPRECATED AND *WILL* BE REMOVED. DO NOT USE.\n";
__PACKAGE__->load_components(qw/ResultSetProxy/);
-{
- no warnings 'once';
- *dbi_commit = \&txn_commit;
- *dbi_rollback = \&txn_rollback;
-}
-
sub storage { shift->schema_instance(@_)->storage; }
+sub dbi_commit { shift->txn_commit(@_) }
+sub dbi_rollback { shift->txn_rollback(@_) }
=head1 NAME
to being a CDBICompat-only component before 1.0. In order to discourage further
use, documentation has been removed as of 0.08000
-=begin HIDE_BECAUSE_THIS_CLASS_IS_DEPRECATED
-
=head1 METHODS
+Hidden.
+
+=begin hidden
+
=head2 storage
Sets or gets the storage backend. Defaults to L<DBIx::Class::Storage::DBI>.
+=end hidden
+
+=cut
+
+=begin hidden
+
=head2 class_resolver
****DEPRECATED****
L<DBIx::Class::ClassResolver::Passthrough>, which returns whatever you give
it. See resolve_class below.
+=end hidden
+
=cut
-__PACKAGE__->mk_classdata('class_resolver' =>
+__PACKAGE__->mk_classaccessor('class_resolver' =>
'DBIx::Class::ClassResolver::PassThrough');
+=begin hidden
+
=head2 connection
__PACKAGE__->connection($dsn, $user, $pass, $attrs);
Specifies the arguments that will be passed to DBI->connect(...) to
instantiate the class dbh when required.
+=end hidden
+
=cut
sub connection {
$class->schema_instance->connection(@info);
}
+=begin hidden
+
=head2 setup_schema_instance
Creates a class method ->schema_instance which contains a DBIx::Class::Schema;
call ->setup_schema_instance in order for subclasses to find the schema and
register themselves with it.
+=end hidden
+
=cut
sub setup_schema_instance {
my $class = shift;
my $schema = {};
bless $schema, 'DBIx::Class::Schema';
- $class->mk_classdata('schema_instance' => $schema);
+ $class->mk_classaccessor('schema_instance' => $schema);
}
+=begin hidden
+
=head2 txn_begin
Begins a transaction (does nothing if AutoCommit is off).
+=end hidden
+
=cut
sub txn_begin { shift->schema_instance->txn_begin(@_); }
+=begin hidden
+
=head2 txn_commit
Commits the current transaction.
+=end hidden
+
=cut
sub txn_commit { shift->schema_instance->txn_commit(@_); }
+=begin hidden
+
=head2 txn_rollback
Rolls back the current transaction.
+=end hidden
+
=cut
sub txn_rollback { shift->schema_instance->txn_rollback(@_); }
+=begin hidden
+
=head2 txn_do
Executes a block of code transactionally. If this code reference
throws an exception, the transaction is rolled back and the exception
is rethrown. See L<DBIx::Class::Schema/"txn_do"> for more details.
+=end hidden
+
=cut
sub txn_do { shift->schema_instance->txn_do(@_); }
}
}
+=begin hidden
+
=head2 resultset_instance
Returns an instance of a resultset for this class - effectively
mapping the L<Class::DBI> connection-as-classdata paradigm into the
native L<DBIx::Class::ResultSet> system.
+=end hidden
+
=cut
sub resultset_instance {
$_[0]->result_source_instance->resultset
}
+=begin hidden
+
=head2 result_source_instance
Returns an instance of the result source for this class
+=end hidden
+
=cut
+__PACKAGE__->mk_classaccessor('_result_source_instance' => []);
+
+# Yep. this is horrific. Basically what's happening here is that
+# (with good reason) DBIx::Class::Schema copies the result source for
+# registration. Because we have a retarded setup order forced on us we need
+# to actually make our ->result_source_instance -be- the source used, and we
+# need to get the source name and schema into ourselves. So this makes it
+# happen.
+
+sub _maybe_attach_source_to_schema {
+ my ($class, $source) = @_;
+ if (my $meth = $class->can('schema_instance')) {
+ if (my $schema = $class->$meth) {
+ $schema->register_class($class, $class);
+ my $new_source = $schema->source($class);
+ %$source = %$new_source;
+ $schema->source_registrations->{$class} = $source;
+ }
+ }
+}
+
sub result_source_instance {
my $class = shift;
$class = ref $class || $class;
-
- __PACKAGE__->mk_classdata(qw/_result_source_instance/)
- unless __PACKAGE__->can('_result_source_instance');
-
-
- return $class->_result_source_instance(@_) if @_;
-
- my $source = $class->_result_source_instance;
- return unless Scalar::Util::blessed($source);
-
- if ($source->result_class ne $class) {
- # Remove old source instance so we dont get deep recursion
- #$DB::single = 1;
- # Need to set it to a non-undef value so that it doesn't just fallback to
- # a parent class's _result_source_instance
- #$class->_result_source_instance({});
- #$class->table($class);
- #$source = $class->_result_source_instance;
-
- $DB::single = 1;
- $source = $source->new({
- %$source,
+
+ if (@_) {
+ my $source = $_[0];
+ $class->_result_source_instance([$source, $class]);
+ $class->_maybe_attach_source_to_schema($source);
+ return $source;
+ }
+
+ my($source, $result_class) = @{$class->_result_source_instance};
+ return unless blessed $source;
+
+ if ($result_class ne $class) { # new class
+ # Give this new class its own source and register it.
+ $source = $source->new({
+ %$source,
source_name => $class,
result_class => $class
} );
- $class->_result_source_instance($source);
- if (my $coderef = $class->can('schema_instance')) {
- $coderef->($class)->register_class($class, $class);
- }
+ $class->_result_source_instance([$source, $class]);
+ $class->_maybe_attach_source_to_schema($source);
}
return $source;
}
+=begin hidden
+
=head2 resolve_class
****DEPRECATED****
-See L<class_resolver>
+See L</class_resolver>
+
+=end hidden
+
+=begin hidden
=head2 dbi_commit
****DEPRECATED****
-Alias for L<txn_commit>
+Alias for L</txn_commit>
+
+=end hidden
+
+=begin hidden
=head2 dbi_rollback
****DEPRECATED****
-Alias for L<txn_rollback>
+Alias for L</txn_rollback>
-=end HIDE_BECAUSE_THIS_CLASS_IS_DEPRECATED
+=end hidden
-=head1 AUTHORS
+=head1 FURTHER QUESTIONS?
-Matt S. Trout <mst@shadowcatsystems.co.uk>
+Check the list of L<additional DBIC resources|DBIx::Class/GETTING HELP/SUPPORT>.
-=head1 LICENSE
+=head1 COPYRIGHT AND LICENSE
-You may distribute this code under the same terms as Perl itself.
+This module is free software L<copyright|DBIx::Class/COPYRIGHT AND LICENSE>
+by the L<DBIx::Class (DBIC) authors|DBIx::Class/AUTHORS>. You can
+redistribute it and/or modify it under the same terms as the
+L<DBIx::Class library|DBIx::Class/COPYRIGHT AND LICENSE>.
=cut