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1 | package SQL::Translator::Parser::YAML; |
2 | |
3 | # ------------------------------------------------------------------- |
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4 | # $Id: YAML.pm,v 1.2 2003-10-08 22:44:52 kycl4rk Exp $ |
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5 | # ------------------------------------------------------------------- |
6 | # Copyright (C) 2003 darren chamberlain <darren@cpan.org>, |
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7 | # Ken Y. Clark <kclark@cpan.org>. |
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8 | # |
9 | # This program is free software; you can redistribute it and/or |
10 | # modify it under the terms of the GNU General Public License as |
11 | # published by the Free Software Foundation; version 2. |
12 | # |
13 | # This program is distributed in the hope that it will be useful, but |
14 | # WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
16 | # General Public License for more details. |
17 | # |
18 | # You should have received a copy of the GNU General Public License |
19 | # along with this program; if not, write to the Free Software |
20 | # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
21 | # 02111-1307 USA |
22 | # ------------------------------------------------------------------- |
23 | |
24 | use strict; |
25 | use vars qw($VERSION); |
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26 | $VERSION = sprintf "%d.%02d", q$Revision: 1.2 $ =~ /(\d+)\.(\d+)/; |
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27 | |
28 | use SQL::Translator::Schema; |
29 | use SQL::Translator::Utils qw(header_comment); |
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30 | use Data::Dumper; |
31 | use YAML qw(Load); |
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32 | |
33 | sub parse { |
34 | my ($translator, $data) = @_; |
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35 | $data = Load($data); |
36 | $data = $data->{'schema'}; |
37 | |
38 | warn Dumper( $data ) if $translator->debug; |
39 | |
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40 | my $schema = $translator->schema; |
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41 | |
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42 | # |
43 | # Tables |
44 | # |
45 | my @tables = |
46 | map { $data->{'tables'}{ $_->[1] } } |
47 | sort { $a->[0] <=> $b->[0] } |
48 | map { [ $data->{'tables'}{ $_ }{'order'}, $_ ] } |
49 | keys %{ $data->{'tables'} } |
50 | ; |
51 | |
52 | for my $tdata ( @tables ) { |
53 | my $table = $schema->add_table( |
54 | name => $tdata->{'name'}, |
55 | ) or die $schema->error; |
56 | |
57 | my @fields = |
58 | map { $tdata->{'fields'}{ $_->[1] } } |
59 | sort { $a->[0] <=> $b->[0] } |
60 | map { [ $tdata->{'fields'}{ $_ }{'order'}, $_ ] } |
61 | keys %{ $tdata->{'fields'} } |
62 | ; |
63 | |
64 | for my $fdata ( @fields ) { |
65 | $table->add_field( %$fdata ) or die $table->error; |
66 | } |
67 | } |
68 | |
69 | # |
70 | # Views |
71 | # |
72 | my @views = |
73 | map { $data->{'views'}{ $_->[1] } } |
74 | sort { $a->[0] <=> $b->[0] } |
75 | map { [ $data->{'views'}{ $_ }{'order'}, $_ ] } |
76 | keys %{ $data->{'views'} } |
77 | ; |
78 | |
79 | for my $vdata ( @views ) { |
80 | $schema->add_view( %$vdata ) or die $schema->error; |
81 | } |
82 | |
83 | # |
84 | # Triggers |
85 | # |
86 | my @triggers = |
87 | map { $data->{'triggers'}{ $_->[1] } } |
88 | sort { $a->[0] <=> $b->[0] } |
89 | map { [ $data->{'triggers'}{ $_ }{'order'}, $_ ] } |
90 | keys %{ $data->{'triggers'} } |
91 | ; |
92 | |
93 | for my $tdata ( @triggers ) { |
94 | $schema->add_trigger( %$tdata ) or die $schema->error; |
95 | } |
96 | |
97 | # |
98 | # Procedures |
99 | # |
100 | my @procedures = |
101 | map { $data->{'procedures'}{ $_->[1] } } |
102 | sort { $a->[0] <=> $b->[0] } |
103 | map { [ $data->{'procedures'}{ $_ }{'order'}, $_ ] } |
104 | keys %{ $data->{'procedures'} } |
105 | ; |
106 | |
107 | for my $tdata ( @procedures ) { |
108 | $schema->add_procedure( %$tdata ) or die $schema->error; |
109 | } |
110 | |
111 | return 1; |
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112 | } |
113 | |
114 | 1; |
115 | |
116 | __END__ |
117 | |
118 | =head1 NAME |
119 | |
120 | SQL::Translator::Parser::YAML - Parse a YAML representation of a schema |
121 | |
122 | =head1 SYNOPSIS |
123 | |
124 | use SQL::Translator; |
125 | |
126 | my $translator = SQL::Translator->new(parser => "YAML"); |
127 | |
128 | =head1 DESCRIPTION |
129 | |
130 | C<SQL::Translator::Parser::YAML> parses a schema serialized with YAML. |
131 | |
132 | =head1 AUTHOR |
133 | |
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134 | Darren Chamberlain E<lt>darren@cpan.orgE<gt>, |
135 | Ken Y. Clark E<lt>kclark@cpan.orgE<gt>. |