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1 | package SQL::Translator::Producer::XML; |
2 | |
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3 | # ------------------------------------------------------------------- |
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4 | # $Id: XML.pm,v 1.5 2003-01-27 17:04:48 dlc Exp $ |
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5 | # ------------------------------------------------------------------- |
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6 | # Copyright (C) 2003 Ken Y. Clark <kclark@cpan.org>, |
7 | # darren chamberlain <darren@cpan.org>, |
8 | # Chris Mungall <cjm@fruitfly.org> |
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9 | # |
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10 | # This program is free software; you can redistribute it and/or |
11 | # modify it under the terms of the GNU General Public License as |
12 | # published by the Free Software Foundation; version 2. |
13 | # |
14 | # This program is distributed in the hope that it will be useful, but |
15 | # WITHOUT ANY WARRANTY; without even the implied warranty of |
16 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
17 | # General Public License for more details. |
18 | # |
19 | # You should have received a copy of the GNU General Public License |
20 | # along with this program; if not, write to the Free Software |
21 | # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
22 | # 02111-1307 USA |
23 | # ------------------------------------------------------------------- |
24 | |
25 | =head1 NAME |
26 | |
27 | SQL::Translator::Producer::XML - XML output |
28 | |
29 | =head1 SYNOPSIS |
30 | |
31 | use SQL::Translator::Producer::XML; |
32 | |
33 | =head1 DESCRIPTION |
34 | |
35 | Meant to create some sort of usable XML output. |
36 | |
37 | =cut |
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38 | |
39 | use strict; |
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40 | use vars qw[ $VERSION $XML ]; |
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41 | $VERSION = sprintf "%d.%02d", q$Revision: 1.5 $ =~ /(\d+)\.(\d+)/; |
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42 | |
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43 | # ------------------------------------------------------------------- |
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44 | sub produce { |
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45 | my ( $translator, $data ) = @_; |
46 | my $indent = 0; |
47 | aggregate( '<schema>', $indent ); |
48 | |
49 | $indent++; |
50 | for my $table ( |
51 | map { $_->[1] } |
52 | sort { $a->[0] <=> $b->[0] } |
53 | map { [ $_->{'order'}, $_ ] } |
54 | values %$data |
55 | ) { |
56 | aggregate( '<table>', $indent ); |
57 | $indent++; |
58 | |
59 | aggregate( "<name>$table->{'table_name'}</name>", $indent ); |
60 | aggregate( "<order>$table->{'order'}</order>", $indent ); |
61 | |
62 | # |
63 | # Fields |
64 | # |
65 | aggregate( '<fields>', $indent ); |
66 | for my $field ( |
67 | map { $_->[1] } |
68 | sort { $a->[0] <=> $b->[0] } |
69 | map { [ $_->{'order'}, $_ ] } |
70 | values %{ $table->{'fields'} } |
71 | ) { |
72 | aggregate( '<field>', ++$indent ); |
73 | $indent++; |
74 | |
75 | for my $key ( keys %$field ) { |
76 | my $val = defined $field->{ $key } ? $field->{ $key } : ''; |
77 | $val = ref $val eq 'ARRAY' ? join(',', @$val) : $val; |
78 | aggregate( "<$key>$val</$key>", $indent ); |
79 | } |
80 | |
81 | $indent--; |
82 | aggregate( "</field>", $indent-- ); |
83 | } |
84 | aggregate( "</fields>", $indent ); |
85 | |
86 | # |
87 | # Indices |
88 | # |
89 | aggregate( '<indices>', $indent ); |
90 | for my $index ( @{ $table->{'indices'} } ) { |
91 | aggregate( '<index>', ++$indent ); |
92 | $indent++; |
93 | |
94 | for my $key ( keys %$index ) { |
95 | my $val = defined $index->{ $key } ? $index->{ $key } : ''; |
96 | $val = ref $val eq 'ARRAY' ? join(',', @$val) : $val; |
97 | aggregate( "<$key>$val</$key>", $indent ); |
98 | } |
99 | |
100 | $indent--; |
101 | aggregate( "</index>", $indent-- ); |
102 | } |
103 | aggregate( "</indices>", $indent ); |
104 | |
105 | $indent--; |
106 | aggregate( "</table>", $indent ); |
107 | } |
108 | |
109 | $indent--; |
110 | aggregate( '</schema>', $indent ); |
111 | |
112 | return $XML; |
113 | } |
114 | |
115 | # ------------------------------------------------------------------- |
116 | sub aggregate { |
117 | my ( $text, $indent ) = @_; |
118 | $XML .= (' ' x $indent) . "$text\n"; |
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119 | } |
120 | |
121 | 1; |
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122 | |
123 | # ------------------------------------------------------------------- |
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124 | # The eyes of fire, the nostrils of air, |
125 | # The mouth of water, the beard of earth. |
126 | # William Blake |
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127 | # ------------------------------------------------------------------- |
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128 | |
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129 | =pod |
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130 | |
131 | =head1 AUTHOR |
132 | |
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133 | Ken Y. Clark E<lt>kclark@cpan.orgE<gt> |
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134 | |
135 | =head1 SEE ALSO |
136 | |
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137 | XML::Dumper; |
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138 | |
139 | =cut |