Renamed Table to ResultSource::Table, tweaked FAQ
[dbsrgits/DBIx-Class.git] / lib / DBIx / Class / TableInstance.pm
1 package DBIx::Class::TableInstance;
2
3 use strict;
4 use warnings;
5
6 use base qw/DBIx::Class::ResultSourceInstance/;
7 use DBIx::Class::ResultSource::Table;
8
9 __PACKAGE__->mk_classdata('table_alias'); # FIXME: Doesn't actually do anything yet!
10
11 __PACKAGE__->mk_classdata('table_class' => 'DBIx::Class::ResultSource::Table');
12
13 =head1 NAME 
14
15 DBIx::Class::TableInstance - provides a classdata table object and method proxies
16
17 =head1 SYNOPSIS
18
19   __PACKAGE__->table('foo');
20   __PACKAGE__->add_columns(qw/id bar baz/);
21   __PACKAGE__->set_primary_key('id');
22
23 =head1 METHODS
24
25 =head2 add_columns
26
27   __PACKAGE__->add_columns(qw/col1 col2 col3/);
28
29 Adds columns to the current class and creates accessors for them.
30
31 =cut
32
33 =head2 table
34
35   __PACKAGE__->table('tbl_name');
36   
37 Gets or sets the table name.
38
39 =cut
40
41 sub table {
42   my ($class, $table) = @_;
43   return $class->result_source_instance->name unless $table;
44   unless (ref $table) {
45     $table = $class->table_class->new(
46       {
47         name => $table,
48         result_class => $class,
49       });
50     if ($class->can('result_source_instance')) {
51       $table->{_columns} = { %{$class->result_source_instance->{_columns}||{}} };
52       $table->{_ordered_columns} =
53         [ @{$class->result_source_instance->{_ordered_columns}||[]} ];
54     }
55   }
56   $class->mk_classdata('result_source_instance' => $table);
57   if ($class->can('schema_instance')) {
58     $class =~ m/([^:]+)$/;
59     $class->schema_instance->register_class($class, $class);
60   }
61 }
62
63 =head2 has_column                                                                
64                                                                                 
65   if ($obj->has_column($col)) { ... }                                           
66                                                                                 
67 Returns 1 if the class has a column of this name, 0 otherwise.                  
68                                                                                 
69 =cut                                                                            
70
71 =head2 column_info                                                               
72                                                                                 
73   my $info = $obj->column_info($col);                                           
74                                                                                 
75 Returns the column metadata hashref for a column.
76                                                                                 
77 =cut                                                                            
78
79 =head2 columns
80
81   my @column_names = $obj->columns;                                             
82                                                                                 
83 =cut                                                                            
84
85 1;
86
87 =head1 AUTHORS
88
89 Matt S. Trout <mst@shadowcatsystems.co.uk>
90
91 =head1 LICENSE
92
93 You may distribute this code under the same terms as Perl itself.
94
95 =cut
96