1 package DBIx::Class::Table;
6 use DBIx::Class::ResultSet;
9 use base qw/Class::Data::Inheritable/;
11 __PACKAGE__->mk_classdata('_columns' => {});
13 __PACKAGE__->mk_classdata('_table_name');
15 __PACKAGE__->mk_classdata('table_alias'); # FIXME: Doesn't actually do anything yet!
17 __PACKAGE__->mk_classdata('_resultset_class' => 'DBIx::Class::ResultSet');
19 sub iterator_class { shift->_resultset_class(@_) }
23 DBIx::Class::Table - Basic table methods
29 This class is responsible for defining and doing basic operations on
30 L<DBIx::Class> objects.
38 sub _register_columns {
39 my ($class, @cols) = @_;
40 my $names = { %{$class->_columns} };
41 $names->{$_} ||= {} for @cols;
42 $class->_columns($names);
45 sub _mk_column_accessors {
46 my ($class, @cols) = @_;
47 $class->mk_group_accessors('column' => @cols);
52 __PACKAGE__->add_columns(qw/col1 col2 col3/);
54 Adds columns to the current package, and creates accessors for them
59 my ($class, @cols) = @_;
60 $class->_register_columns(@cols);
61 $class->_mk_column_accessors(@cols);
66 my @obj = $class->search_literal($literal_where_cond, @bind);
67 my $cursor = $class->search_literal($literal_where_cond, @bind);
72 my ($class, $cond, @vals) = @_;
73 $cond =~ s/^\s*WHERE//i;
74 my $attrs = (ref $vals[$#vals] eq 'HASH' ? { %{ pop(@vals) } } : {});
75 $attrs->{bind} = \@vals;
76 return $class->search(\$cond, $attrs);
81 my $count = $class->count_literal($literal_where_cond);
87 return $class->search_literal(@_)->count;
92 my $count = $class->count({ foo => 3 });
98 return $class->search(@_)->count;
103 my @obj = $class->search({ foo => 3 });
104 my $cursor = $class->search({ foo => 3 });
112 if (@_ > 1 && ref $_[$#_] eq 'HASH') {
113 $attrs = { %{ pop(@_) } };
115 $attrs->{where} = (@_ == 1 || ref $_[0] eq "HASH" ? shift: {@_});
117 my $rs = $class->resultset($attrs);
119 return (wantarray ? $rs->all : $rs);
125 my $rs_class = $class->_resultset_class;
126 eval "use $rs_class;";
127 my $rs = $rs_class->new($class, @_);
132 Identical to search except defaults to 'LIKE' instead of '=' in condition
139 if (@_ > 1 && ref $_[$#_] eq 'HASH') {
142 my $query = ref $_[0] eq "HASH" ? { %{shift()} }: {@_};
143 $query->{$_} = { 'like' => $query->{$_} } for keys %$query;
144 return $class->search($query, { %$attrs });
147 sub _select_columns {
148 return keys %{$_[0]->_columns};
153 __PACKAGE__->table('tbl_name');
158 shift->_table_name(@_);
163 $class->find_or_create({ key => $val, ... });
165 Searches for a record matching the search condition; if it doesn't find one,
166 creates one and returns that instead
172 my $hash = ref $_[0] eq "HASH" ? shift: {@_};
173 my $exists = $class->find($hash);
174 return defined($exists) ? $exists : $class->create($hash);
177 sub columns { return keys %{shift->_columns}; }
185 Matt S. Trout <mst@shadowcatsystems.co.uk>
189 You may distribute this code under the same terms as Perl itself.