1 package SQL::Translator::Producer::SqlfXML;
3 # -------------------------------------------------------------------
4 # $Id: SqlfXML.pm,v 1.3 2003-08-08 12:30:20 grommit Exp $
5 # -------------------------------------------------------------------
6 # Copyright (C) 2003 Ken Y. Clark <kclark@cpan.org>,
7 # darren chamberlain <darren@cpan.org>,
8 # Chris Mungall <cjm@fruitfly.org>
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.
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.
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
23 # -------------------------------------------------------------------
27 use vars qw[ $VERSION ];
28 $VERSION = sprintf "%d.%02d", q$Revision: 1.3 $ =~ /(\d+)\.(\d+)/;
31 use base qw(Exporter);
32 our @EXPORT_OK = qw(produce);
35 use SQL::Translator::Utils qw(header_comment);
38 my $namespace = 'http://sqlfairy.sourceforge.net/sqlfairy.xml';
42 our ($translator,$args,$schema);
44 sub debug { $translator->debug(@_,"\n"); } # Shortcut.
48 $args = $translator->producer_args;
49 $schema = $translator->schema;
51 my $io = IO::Scalar->new;
52 my $xml = XML::Writer->new(
55 PREFIX_MAP => { $namespace => $name },
60 $xml->xmlDecl('UTF-8');
61 $xml->comment(header_comment('', ''));
62 $xml->startTag([ $namespace => 'schema' ]);
67 for my $table ( $schema->get_tables ) {
68 debug "Table:",$table->name;
69 $xml->startTag( [ $namespace => 'table' ] );
70 xml_objAttr($xml,$table, qw/name order/);
75 $xml->startTag( [ $namespace => 'fields' ] );
76 for my $field ( $table->get_fields ) {
77 debug " Field:",$field->name;
78 $xml->startTag( [ $namespace => 'field' ] );
79 xml_objAttr($xml,$field, qw/
80 name data_type default_value is_auto_increment
81 is_primary_key is_nullable is_foreign_key order size
83 $xml->endTag( [ $namespace => 'field' ] );
85 $xml->endTag( [ $namespace => 'fields' ] );
90 $xml->startTag( [ $namespace => 'indices' ] );
91 for my $index ( $table->get_indices ) {
92 debug "Index:",$index->name;
93 $xml->startTag( [ $namespace => 'index' ] );
94 xml_objAttr($xml,$index, qw/fields name options type/);
95 $xml->endTag( [ $namespace => 'index' ] );
97 $xml->endTag( [ $namespace => 'indices' ] );
102 $xml->startTag( [ $namespace => 'constraints' ] );
103 for my $index ( $table->get_constraints ) {
104 debug "Constraint:",$index->name;
105 $xml->startTag( [ $namespace => 'constraint' ] );
106 xml_objAttr($xml,$index, qw/
107 deferrable expression fields match_type name
108 options on_delete on_update reference_fields
111 $xml->endTag( [ $namespace => 'constraint' ] );
113 $xml->endTag( [ $namespace => 'constraints' ] );
115 $xml->endTag( [ $namespace => 'table' ] );
118 $xml->endTag([ $namespace => 'schema' ]);
124 # Takes an xml writer, a Schema:: object and a list of methods and adds the
125 # XML for those methods.
127 my ($xml, $obj, @methods) = @_;
128 for my $method (@methods) {
129 my $val = $obj->$method;
130 debug " ".ref($obj)."->$method=",
131 (defined $val ? "'$val'" : "<UNDEF>");
132 next unless $args->{emit_empty_tags} || defined $val;
133 $val = "" if not defined $val;
134 $val = ref $val eq 'ARRAY' ? join(',', @$val) : $val;
135 debug " Adding Attr:".$method."='",$val,"'";
136 $xml->dataElement( [ $namespace => $method ], $val );
140 } # End of our scoped bit
144 # -------------------------------------------------------------------
145 # The eyes of fire, the nostrils of air,
146 # The mouth of water, the beard of earth.
148 # -------------------------------------------------------------------
152 SQL::Translator::Producer::SqlfXML - XML output
158 my $translator = SQL::Translator->new(
162 print = $obj->translate(
165 filename => "fooschema.sql",
170 Creates XML output of a schema.
176 Ken Y. Clark E<lt>kclark@cpan.orgE<gt>,
177 darren chamberlain E<lt>darren@cpan.orgE<gt>,
178 mark addison E<lt>mark.addison@itn.co.ukE<gt>,
182 perl(1), SQL::Translator, SQL::Translator::Parser::SqlfXML,
183 SQL::Translator::Schema, XML::Writer.