Commit | Line | Data |
ea2e61bf |
1 | package DBIx::Class::CDBICompat::ColumnGroups; |
2 | |
3 | use strict; |
4 | use warnings; |
5 | use NEXT; |
6 | |
7 | use base qw/Class::Data::Inheritable/; |
8 | |
9 | __PACKAGE__->mk_classdata('_column_groups' => { }); |
10 | |
11 | sub table { |
12 | shift->_table_name(@_); |
13 | } |
14 | |
15 | sub columns { |
16 | my $proto = shift; |
17 | my $class = ref $proto || $proto; |
18 | my $group = shift || "All"; |
19 | $class->_set_column_group($group => @_) if @_; |
20 | return $class->all_columns if $group eq "All"; |
21 | return $class->primary_column if $group eq "Primary"; |
22 | return keys %{$class->_column_groups->{$group}}; |
23 | } |
24 | |
25 | sub _set_column_group { |
26 | my ($class, $group, @cols) = @_; |
27 | $class->_register_column_group($group => @cols); |
28 | $class->_register_columns(@cols); |
29 | $class->_mk_column_accessors(@cols); |
30 | } |
31 | |
32 | sub _register_column_group { |
33 | my ($class, $group, @cols) = @_; |
34 | if ($group eq 'Primary') { |
35 | my %pri; |
36 | $pri{$_} = {} for @cols; |
37 | $class->_primaries(\%pri); |
38 | } |
39 | |
40 | my $groups = { %{$class->_column_groups} }; |
41 | |
42 | if ($group eq 'All') { |
43 | unless ($class->_column_groups->{'Primary'}) { |
44 | $groups->{'Primary'}{$cols[0]} = {}; |
45 | $class->_primaries({ $cols[0] => {} }); |
46 | } |
47 | unless ($class->_column_groups->{'Essential'}) { |
48 | $groups->{'Essential'}{$cols[0]} = {}; |
49 | } |
50 | } |
51 | |
52 | $groups->{$group}{$_} ||= {} for @cols; |
53 | $class->_column_groups($groups); |
54 | } |
55 | |
56 | sub all_columns { return keys %{$_[0]->_columns}; } |
57 | |
58 | sub primary_column { |
59 | my ($class) = @_; |
60 | my @pri = keys %{$class->_primaries}; |
61 | return wantarray ? @pri : $pri[0]; |
62 | } |
63 | |
64 | sub find_column { |
65 | my ($class, $col) = @_; |
66 | return $col if $class->_columns->{$col}; |
67 | } |
68 | |
69 | sub __grouper { |
70 | my ($class) = @_; |
71 | return bless({ class => $class}, 'DBIx::Class::CDBICompat::ColumnGroups::GrouperShim'); |
72 | } |
73 | |
74 | sub _find_columns { |
75 | my ($class, @col) = @_; |
76 | return map { $class->find_column($_) } @col; |
77 | } |
78 | |
79 | package DBIx::Class::CDBICompat::ColumnGroups::GrouperShim; |
80 | |
81 | sub groups_for { |
82 | my ($self, @cols) = @_; |
83 | my %groups; |
84 | foreach my $col (@cols) { |
85 | foreach my $group (keys %{$self->{class}->_column_groups}) { |
86 | $groups{$group} = 1 if $self->{class}->_column_groups->{$group}->{$col}; |
87 | } |
88 | } |
89 | return keys %groups; |
90 | } |
91 | |
92 | |
93 | 1; |