Commit | Line | Data |
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1 | use MooseX::Declare; |
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2 | class SQL::Translator::Object::Trigger extends SQL::Translator::Object { |
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3 | use MooseX::Types::Moose qw(Any ArrayRef HashRef Int Str); |
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4 | use MooseX::MultiMethods; |
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5 | use SQL::Translator::Types qw(Column Schema Table ColumnHash IxHash); |
6 | use Tie::IxHash; |
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7 | |
8 | has 'schema' => ( |
9 | is => 'rw', |
10 | isa => Schema, |
11 | weak_ref => 1, |
12 | ); |
13 | |
14 | has 'table' => ( |
15 | is => 'rw', |
16 | isa => Table, |
17 | weak_ref => 1, |
18 | ); |
19 | |
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20 | has 'name' => ( |
21 | is => 'ro', |
22 | isa => Str, |
23 | required => 1 |
24 | ); |
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25 | |
26 | has 'columns' => ( |
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27 | is => 'rw', |
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28 | isa => IxHash, #ColumnHash, |
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29 | handles => { |
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30 | exists_column => 'EXISTS', |
31 | column_ids => 'Keys', |
32 | get_columns => 'Values', |
33 | get_column => 'FETCH', |
34 | add_column => 'STORE', |
35 | remove_column => 'DELETE', |
36 | clear_columns => 'CLEAR', |
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37 | }, |
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38 | coerce => 1, |
39 | default => sub { Tie::IxHash->new() } |
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40 | ); |
41 | |
42 | has 'on_table' => ( |
43 | is => 'rw', |
44 | isa => Str, |
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45 | required => 1, |
46 | # trigger => sub { my ($self, $new, $old) = @_; $self->table($self->schema->get_table($new)) }, |
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47 | ); |
48 | |
49 | has 'action' => ( |
50 | is => 'rw', |
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51 | isa => Any |
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52 | ); |
53 | |
54 | has 'perform_action_when' => ( |
55 | is => 'rw', |
56 | isa => Str, |
57 | required => 1 |
58 | ); |
59 | |
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60 | has '_database_events' => ( |
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61 | traits => ['Array'], |
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62 | isa => ArrayRef, |
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63 | handles => { |
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64 | _database_events => 'elements', |
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65 | add_database_event => 'push', |
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66 | remove_last_database_option => 'pop', |
67 | }, |
68 | default => sub { [] }, |
69 | required => 1, |
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70 | ); |
71 | |
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72 | has '_order' => ( |
73 | isa => Int, |
74 | is => 'rw', |
75 | ); |
76 | |
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77 | around add_column(Column $column) { |
78 | $self->$orig($column->name, $column); |
79 | return $self->get_column($column->name); |
80 | } |
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81 | |
82 | multi method database_events(Str $database_event) { $self->add_database_event($database_event); $self->database_events } |
83 | multi method database_events(ArrayRef $database_events) { $self->add_database_event($_) for @$database_events; $self->database_events } |
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84 | multi method database_events { $self->_database_events } |
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85 | |
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86 | multi method order(Int $order) { $self->_order($order); } |
87 | multi method order { |
88 | my $order = $self->_order; |
89 | unless (defined $order && $order) { |
90 | my $triggers = Tie::IxHash->new( map { $_->name => $_ } $self->schema->get_triggers ); |
91 | $order = $triggers->Indices($self->name) || 0; $order++; |
92 | $self->_order($order); |
93 | } |
94 | return $order; |
95 | } |
96 | |
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97 | method is_valid { 1 } |
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98 | |
99 | around BUILDARGS(ClassName $self: @args) { |
100 | my $args = $self->$orig(@args); |
101 | |
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102 | my $database_events = delete $args->{database_events}; |
103 | $args->{_database_events} = ref $database_events ? $database_events : [ $database_events ]; |
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104 | |
105 | return $args; |
106 | } |
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107 | } |