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1 | package SQL::Translator::Parser::YAML; |
2 | |
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3 | use strict; |
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4 | use warnings; |
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5 | our $VERSION = '1.59'; |
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6 | |
7 | use SQL::Translator::Schema; |
8 | use SQL::Translator::Utils qw(header_comment); |
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9 | use Data::Dumper; |
10 | use YAML qw(Load); |
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11 | |
12 | sub parse { |
13 | my ($translator, $data) = @_; |
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14 | $data = Load($data); |
15 | $data = $data->{'schema'}; |
16 | |
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17 | warn "YAML data:",Dumper( $data ) if $translator->debug; |
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18 | |
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19 | my $schema = $translator->schema; |
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20 | |
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21 | # |
22 | # Tables |
23 | # |
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24 | my @tables = |
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25 | map { $data->{'tables'}{ $_->[1] } } |
26 | sort { $a->[0] <=> $b->[0] } |
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27 | map { [ $data->{'tables'}{ $_ }{'order'} || 0, $_ ] } |
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28 | keys %{ $data->{'tables'} } |
29 | ; |
30 | |
31 | for my $tdata ( @tables ) { |
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32 | |
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33 | my $table = $schema->add_table( |
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34 | map { |
35 | $tdata->{$_} ? ($_ => $tdata->{$_}) : () |
36 | } (qw/name extra options/) |
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37 | ) or die $schema->error; |
38 | |
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39 | my @fields = |
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40 | map { $tdata->{'fields'}{ $_->[1] } } |
41 | sort { $a->[0] <=> $b->[0] } |
42 | map { [ $tdata->{'fields'}{ $_ }{'order'}, $_ ] } |
43 | keys %{ $tdata->{'fields'} } |
44 | ; |
45 | |
46 | for my $fdata ( @fields ) { |
47 | $table->add_field( %$fdata ) or die $table->error; |
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48 | $table->primary_key( $fdata->{'name'} ) |
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49 | if $fdata->{'is_primary_key'}; |
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50 | } |
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51 | |
52 | for my $idata ( @{ $tdata->{'indices'} || [] } ) { |
53 | $table->add_index( %$idata ) or die $table->error; |
54 | } |
55 | |
56 | for my $cdata ( @{ $tdata->{'constraints'} || [] } ) { |
57 | $table->add_constraint( %$cdata ) or die $table->error; |
58 | } |
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59 | } |
60 | |
61 | # |
62 | # Views |
63 | # |
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64 | my @views = |
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65 | map { $data->{'views'}{ $_->[1] } } |
66 | sort { $a->[0] <=> $b->[0] } |
67 | map { [ $data->{'views'}{ $_ }{'order'}, $_ ] } |
68 | keys %{ $data->{'views'} } |
69 | ; |
70 | |
71 | for my $vdata ( @views ) { |
72 | $schema->add_view( %$vdata ) or die $schema->error; |
73 | } |
74 | |
75 | # |
76 | # Triggers |
77 | # |
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78 | my @triggers = |
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79 | map { $data->{'triggers'}{ $_->[1] } } |
80 | sort { $a->[0] <=> $b->[0] } |
81 | map { [ $data->{'triggers'}{ $_ }{'order'}, $_ ] } |
82 | keys %{ $data->{'triggers'} } |
83 | ; |
84 | |
85 | for my $tdata ( @triggers ) { |
86 | $schema->add_trigger( %$tdata ) or die $schema->error; |
87 | } |
88 | |
89 | # |
90 | # Procedures |
91 | # |
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92 | my @procedures = |
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93 | map { $data->{'procedures'}{ $_->[1] } } |
94 | sort { $a->[0] <=> $b->[0] } |
95 | map { [ $data->{'procedures'}{ $_ }{'order'}, $_ ] } |
96 | keys %{ $data->{'procedures'} } |
97 | ; |
98 | |
99 | for my $tdata ( @procedures ) { |
100 | $schema->add_procedure( %$tdata ) or die $schema->error; |
101 | } |
102 | |
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103 | if ( my $tr_data = $data->{'translator'} ) { |
104 | $translator->add_drop_table( $tr_data->{'add_drop_table'} ); |
105 | $translator->filename( $tr_data->{'filename'} ); |
106 | $translator->no_comments( $tr_data->{'no_comments'} ); |
107 | $translator->parser_args( $tr_data->{'parser_args'} ); |
108 | $translator->producer_args( $tr_data->{'producer_args'} ); |
109 | $translator->parser_type( $tr_data->{'parser_type'} ); |
110 | $translator->producer_type( $tr_data->{'producer_type'} ); |
111 | $translator->show_warnings( $tr_data->{'show_warnings'} ); |
112 | $translator->trace( $tr_data->{'trace'} ); |
113 | } |
114 | |
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115 | return 1; |
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116 | } |
117 | |
118 | 1; |
119 | |
120 | __END__ |
121 | |
122 | =head1 NAME |
123 | |
124 | SQL::Translator::Parser::YAML - Parse a YAML representation of a schema |
125 | |
126 | =head1 SYNOPSIS |
127 | |
128 | use SQL::Translator; |
129 | |
130 | my $translator = SQL::Translator->new(parser => "YAML"); |
131 | |
132 | =head1 DESCRIPTION |
133 | |
134 | C<SQL::Translator::Parser::YAML> parses a schema serialized with YAML. |
135 | |
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136 | =head1 AUTHORS |
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137 | |
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138 | Darren Chamberlain E<lt>darren@cpan.orgE<gt>, |
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139 | Ken Y. Clark E<lt>kclark@cpan.orgE<gt>. |