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1 | use MooseX::Declare; |
2 | role SQL::Translator::Parser::DDL::MySQL { |
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3 | use MooseX::Types::Moose qw(Str); |
4 | use MooseX::MultiMethods; |
5 | use SQL::Translator::Constants qw(:sqlt_types :sqlt_constants); |
6 | use aliased 'SQL::Translator::Object::Column'; |
7 | use aliased 'SQL::Translator::Object::Constraint'; |
8 | use aliased 'SQL::Translator::Object::ForeignKey'; |
9 | use aliased 'SQL::Translator::Object::Index'; |
10 | use aliased 'SQL::Translator::Object::PrimaryKey'; |
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11 | use aliased 'SQL::Translator::Object::Procedure'; |
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12 | use aliased 'SQL::Translator::Object::Schema'; |
13 | use aliased 'SQL::Translator::Object::Table'; |
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14 | use aliased 'SQL::Translator::Object::View'; |
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15 | |
16 | around _build_data_type_mapping { |
17 | my $data_type_mapping = $self->$orig; |
18 | $data_type_mapping->{date} = SQL_DATE(); |
19 | |
20 | return $data_type_mapping; |
21 | }; |
22 | |
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23 | multi method parse(Schema $data) { $data } |
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24 | |
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25 | multi method parse(Str $data) { |
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26 | my $parser = Parse::RecDescent->new($self->grammar); |
27 | |
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28 | unless (defined $parser) { |
29 | return $self->error("Error instantiating Parse::RecDescent ". |
30 | "instance: Bad grammar"); |
31 | } |
32 | |
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33 | my $translator = $self->translator; |
34 | |
35 | my $parser_version = $translator->has_parser_args |
36 | ? $translator->engine_version($translator->parser_args->{mysql_parser_version}, 'mysql') || DEFAULT_PARSER_VERSION |
37 | : DEFAULT_PARSER_VERSION; |
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38 | |
39 | while ($data =~ s#/\*!(\d{5})?(.*?)\*/#($1 && $1 > $parser_version ? '' : $2)#es) { } |
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40 | |
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41 | my $result = $parser->startrule($data); |
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42 | die "Parse failed" unless defined $result; |
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43 | |
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44 | my $schema = $translator->schema; |
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45 | $schema->name($result->{'database_name'}) if $result->{'database_name'}; |
46 | |
47 | my @tables = sort { $result->{'tables'}{ $a }{'order'} <=> $result->{'tables'}{ $b }{'order'} } keys %{ $result->{'tables'} }; |
48 | |
49 | for my $table_name ( @tables ) { |
50 | my $tdata = $result->{tables}{ $table_name }; |
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51 | my $table = Table->new({ name => $tdata->{table_name}, schema => $schema }); |
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52 | $schema->add_table($table); |
53 | $table->comments( join "\n", @{$tdata->{comments}} ) if $tdata->{comments}; |
54 | |
55 | my @fields = sort { $tdata->{'fields'}->{$a}->{'order'} <=> $tdata->{'fields'}->{$b}->{'order'} } keys %{ $tdata->{'fields'} }; |
56 | |
57 | for my $fname ( @fields ) { |
58 | my $fdata = $tdata->{fields}{ $fname }; |
59 | my $field = Column->new({ |
60 | name => $fdata->{name}, |
61 | data_type => $fdata->{data_type}, |
62 | sql_data_type => $self->data_type_mapping->{$fdata->{data_type}} || -999999, |
63 | size => $fdata->{size}, |
64 | default_value => $fdata->{default}, |
65 | is_auto_increment => $fdata->{is_auto_inc}, |
66 | is_nullable => $fdata->{null}, |
67 | is_primary_key => $fdata->{is_primary_key} ? 1 : 0, |
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68 | table => $table, |
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69 | }); |
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70 | $field->comments($fdata->{comments}); |
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71 | $table->add_column($field); |
72 | |
73 | $table->primary_key( $field->name ) if $fdata->{'is_primary_key'}; |
74 | |
75 | my %extra; |
76 | for my $qual ( qw[ binary unsigned zerofill list collate ], |
77 | 'character set', 'on update' ) { |
78 | if ( my $val = $fdata->{ $qual } || $fdata->{ uc $qual } ) { |
79 | next if ref $val eq 'ARRAY' && !@$val; |
80 | $extra{$qual} = $val; |
81 | #$field->extra( $qual, $val ); |
82 | } |
83 | } |
84 | $field->extra(\%extra); |
85 | |
86 | if ( $fdata->{has_index} ) { |
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87 | my $index = Index->new({ name => '', type => 'NORMAL', table => $table }); |
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88 | $index->add_column($table->get_column($fdata->{name})); |
89 | $table->add_index($index); |
90 | } |
91 | |
92 | if ( $fdata->{is_unique} ) { |
93 | push @{ $tdata->{constraints} }, { name => '', type => 'UNIQUE', fields => [ $fdata->{name} ] }; |
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94 | } |
95 | |
96 | for my $cdata ( @{ $fdata->{constraints} } ) { |
97 | next unless lc $cdata->{type} eq 'foreign_key'; |
98 | $cdata->{fields} ||= [ $field->name ]; |
99 | push @{ $tdata->{constraints} }, $cdata; |
100 | } |
101 | } |
102 | |
103 | for my $idata ( @{ $tdata->{indices} || [] } ) { |
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104 | my $index = Index->new({ name => $idata->{name} || '', type => uc($idata->{type}), table => $table }); |
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105 | map { $index->add_column($table->get_column($_)) } @{$idata->{fields}}; |
106 | $table->add_index($index); |
107 | } |
108 | |
109 | |
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110 | if ( my @options = @{ $tdata->{'table_options'} || [] } ) { |
111 | my @cleaned_options; |
112 | my @ignore_opts = $translator->has_parser_args && $translator->parser_args->{'ignore_opts'} |
113 | ? split( /,/, $translator->parser_args->{'ignore_opts'} ) |
114 | : (); |
115 | if (@ignore_opts) { |
116 | my $ignores = { map { $_ => 1 } @ignore_opts }; |
117 | foreach my $option (@options) { |
118 | # make sure the option isn't in ignore list |
119 | my ($option_key) = keys %$option; |
120 | if ( !exists $ignores->{$option_key} ) { |
121 | push @cleaned_options, $option; |
122 | } |
123 | } |
124 | } else { |
125 | @cleaned_options = @options; |
126 | } |
127 | $table->options( \@cleaned_options ); # or die $table->error; |
128 | } |
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129 | |
130 | for my $cdata ( @{ $tdata->{constraints} || [] } ) { |
131 | my $constraint; |
132 | if (uc $cdata->{type} eq 'PRIMARY_KEY') { |
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133 | $constraint = PrimaryKey->new({ name => $cdata->{name} || '', table => $table }); |
134 | $table->get_column($_)->is_primary_key(1) for @{$cdata->{fields}}; |
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135 | } elsif (uc $cdata->{type} eq 'FOREIGN_KEY') { |
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136 | $constraint = ForeignKey->new({ name => $cdata->{name} || '', |
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137 | table => $table, |
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138 | reference_table => $cdata->{reference_table}, |
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139 | defined $cdata->{reference_fields} ? (reference_columns => $cdata->{reference_fields}) : (), |
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140 | on_delete => $cdata->{on_delete} || $cdata->{on_delete_do}, |
141 | on_update => $cdata->{on_update} || $cdata->{on_update_do} }); |
142 | $table->get_column($_)->is_foreign_key(1) for @{$cdata->{fields}}; |
143 | $table->get_column($_)->foreign_key_reference($constraint) for @{$cdata->{fields}}; |
144 | } else { |
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145 | $constraint = Constraint->new({ name => $cdata->{name} || '', type => uc $cdata->{type}, table => $table }); |
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146 | } |
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147 | $constraint->add_column($table->get_column($_)) for @{$cdata->{fields}}; |
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148 | $table->add_constraint($constraint); |
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149 | } |
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150 | } |
151 | |
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152 | for my $proc_name ( keys %{ $result->{procedures} } ) { |
153 | my $procedure = Procedure->new({ name => $proc_name, |
154 | owner => $result->{procedures}->{$proc_name}->{owner}, |
155 | sql => $result->{procedures}->{$proc_name}->{sql} |
156 | }); |
157 | $schema->add_procedure($procedure); |
158 | } |
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159 | |
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160 | for my $view_name ( keys %{ $result->{'views'} } ) { |
161 | my $view = View->new({ |
162 | name => $view_name, |
163 | sql => $result->{'views'}->{$view_name}->{sql}, |
164 | }); |
165 | $schema->add_view($view); |
166 | } |
167 | return 1; |
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168 | } |
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169 | } |