Commit | Line | Data |
16dc9970 |
1 | package SQL::Translator::Parser::MySQL; |
2 | |
49e1eb70 |
3 | # ------------------------------------------------------------------- |
c5dabd71 |
4 | # $Id: MySQL.pm,v 1.36 2003-08-20 16:08:38 kycl4rk Exp $ |
49e1eb70 |
5 | # ------------------------------------------------------------------- |
abfa405a |
6 | # Copyright (C) 2003 Ken Y. Clark <kclark@cpan.org>, |
7 | # darren chamberlain <darren@cpan.org>, |
8 | # Chris Mungall <cjm@fruitfly.org> |
077ebf34 |
9 | # |
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 | # ------------------------------------------------------------------- |
16dc9970 |
24 | |
d529894e |
25 | =head1 NAME |
26 | |
27 | SQL::Translator::Parser::MySQL - parser for MySQL |
28 | |
29 | =head1 SYNOPSIS |
30 | |
31 | use SQL::Translator; |
32 | use SQL::Translator::Parser::MySQL; |
33 | |
34 | my $translator = SQL::Translator->new; |
35 | $translator->parser("SQL::Translator::Parser::MySQL"); |
36 | |
37 | =head1 DESCRIPTION |
38 | |
39 | The grammar is influenced heavily by Tim Bunce's "mysql2ora" grammar. |
40 | |
629b76f9 |
41 | Here's the word from the MySQL site |
42 | (http://www.mysql.com/doc/en/CREATE_TABLE.html): |
43 | |
44 | CREATE [TEMPORARY] TABLE [IF NOT EXISTS] tbl_name [(create_definition,...)] |
45 | [table_options] [select_statement] |
46 | |
47 | or |
48 | |
49 | CREATE [TEMPORARY] TABLE [IF NOT EXISTS] tbl_name LIKE old_table_name; |
50 | |
51 | create_definition: |
52 | col_name type [NOT NULL | NULL] [DEFAULT default_value] [AUTO_INCREMENT] |
53 | [PRIMARY KEY] [reference_definition] |
54 | or PRIMARY KEY (index_col_name,...) |
55 | or KEY [index_name] (index_col_name,...) |
56 | or INDEX [index_name] (index_col_name,...) |
57 | or UNIQUE [INDEX] [index_name] (index_col_name,...) |
58 | or FULLTEXT [INDEX] [index_name] (index_col_name,...) |
59 | or [CONSTRAINT symbol] FOREIGN KEY [index_name] (index_col_name,...) |
60 | [reference_definition] |
61 | or CHECK (expr) |
62 | |
63 | type: |
64 | TINYINT[(length)] [UNSIGNED] [ZEROFILL] |
65 | or SMALLINT[(length)] [UNSIGNED] [ZEROFILL] |
66 | or MEDIUMINT[(length)] [UNSIGNED] [ZEROFILL] |
67 | or INT[(length)] [UNSIGNED] [ZEROFILL] |
68 | or INTEGER[(length)] [UNSIGNED] [ZEROFILL] |
69 | or BIGINT[(length)] [UNSIGNED] [ZEROFILL] |
70 | or REAL[(length,decimals)] [UNSIGNED] [ZEROFILL] |
71 | or DOUBLE[(length,decimals)] [UNSIGNED] [ZEROFILL] |
72 | or FLOAT[(length,decimals)] [UNSIGNED] [ZEROFILL] |
73 | or DECIMAL(length,decimals) [UNSIGNED] [ZEROFILL] |
74 | or NUMERIC(length,decimals) [UNSIGNED] [ZEROFILL] |
75 | or CHAR(length) [BINARY] |
76 | or VARCHAR(length) [BINARY] |
77 | or DATE |
78 | or TIME |
79 | or TIMESTAMP |
80 | or DATETIME |
81 | or TINYBLOB |
82 | or BLOB |
83 | or MEDIUMBLOB |
84 | or LONGBLOB |
85 | or TINYTEXT |
86 | or TEXT |
87 | or MEDIUMTEXT |
88 | or LONGTEXT |
89 | or ENUM(value1,value2,value3,...) |
90 | or SET(value1,value2,value3,...) |
91 | |
92 | index_col_name: |
93 | col_name [(length)] |
94 | |
95 | reference_definition: |
96 | REFERENCES tbl_name [(index_col_name,...)] |
97 | [MATCH FULL | MATCH PARTIAL] |
98 | [ON DELETE reference_option] |
99 | [ON UPDATE reference_option] |
100 | |
101 | reference_option: |
102 | RESTRICT | CASCADE | SET NULL | NO ACTION | SET DEFAULT |
103 | |
104 | table_options: |
105 | TYPE = {BDB | HEAP | ISAM | InnoDB | MERGE | MRG_MYISAM | MYISAM } |
106 | or AUTO_INCREMENT = # |
107 | or AVG_ROW_LENGTH = # |
108 | or CHECKSUM = {0 | 1} |
109 | or COMMENT = "string" |
110 | or MAX_ROWS = # |
111 | or MIN_ROWS = # |
112 | or PACK_KEYS = {0 | 1 | DEFAULT} |
113 | or PASSWORD = "string" |
114 | or DELAY_KEY_WRITE = {0 | 1} |
115 | or ROW_FORMAT= { default | dynamic | fixed | compressed } |
116 | or RAID_TYPE= {1 | STRIPED | RAID0 } RAID_CHUNKS=# RAID_CHUNKSIZE=# |
117 | or UNION = (table_name,[table_name...]) |
118 | or INSERT_METHOD= {NO | FIRST | LAST } |
119 | or DATA DIRECTORY="absolute path to directory" |
120 | or INDEX DIRECTORY="absolute path to directory" |
121 | |
d529894e |
122 | =cut |
123 | |
16dc9970 |
124 | use strict; |
d529894e |
125 | use vars qw[ $DEBUG $VERSION $GRAMMAR @EXPORT_OK ]; |
c5dabd71 |
126 | $VERSION = sprintf "%d.%02d", q$Revision: 1.36 $ =~ /(\d+)\.(\d+)/; |
8d0f3086 |
127 | $DEBUG = 0 unless defined $DEBUG; |
077ebf34 |
128 | |
d529894e |
129 | use Data::Dumper; |
077ebf34 |
130 | use Parse::RecDescent; |
131 | use Exporter; |
132 | use base qw(Exporter); |
133 | |
134 | @EXPORT_OK = qw(parse); |
135 | |
d529894e |
136 | # Enable warnings within the Parse::RecDescent module. |
137 | $::RD_ERRORS = 1; # Make sure the parser dies when it encounters an error |
138 | $::RD_WARN = 1; # Enable warnings. This will warn on unused rules &c. |
139 | $::RD_HINT = 1; # Give out hints to help fix problems. |
140 | |
d529894e |
141 | $GRAMMAR = q! |
142 | |
8ccdeb42 |
143 | { |
734dfc91 |
144 | our ( %tables, $table_order, @table_comments ); |
8ccdeb42 |
145 | } |
d529894e |
146 | |
629b76f9 |
147 | # |
148 | # The "eofile" rule makes the parser fail if any "statement" rule |
149 | # fails. Otherwise, the first successful match by a "statement" |
150 | # won't cause the failure needed to know that the parse, as a whole, |
151 | # failed. -ky |
152 | # |
153 | startrule : statement(s) eofile { \%tables } |
154 | |
155 | eofile : /^\Z/ |
d529894e |
156 | |
157 | statement : comment |
dcb4fa06 |
158 | | use |
33d0d6d4 |
159 | | set |
61745327 |
160 | | drop |
d529894e |
161 | | create |
162 | | <error> |
163 | |
dcb4fa06 |
164 | use : /use/i WORD ';' |
c5dabd71 |
165 | { @table_comments = () } |
dcb4fa06 |
166 | |
33d0d6d4 |
167 | set : /set/i /[^;]+/ ';' |
c5dabd71 |
168 | { @table_comments = () } |
734dfc91 |
169 | |
170 | drop : /drop/i TABLE ';' |
33d0d6d4 |
171 | |
61745327 |
172 | drop : /drop/i WORD(s) ';' |
c5dabd71 |
173 | { @table_comments = () } |
61745327 |
174 | |
dcb4fa06 |
175 | create : CREATE /database/i WORD ';' |
c5dabd71 |
176 | { @table_comments = () } |
dcb4fa06 |
177 | |
40c1ade1 |
178 | create : CREATE TEMPORARY(?) TABLE opt_if_not_exists(?) table_name '(' create_definition(s /,/) ')' table_option(s?) ';' |
d529894e |
179 | { |
180 | my $table_name = $item{'table_name'}; |
181 | $tables{ $table_name }{'order'} = ++$table_order; |
182 | $tables{ $table_name }{'table_name'} = $table_name; |
183 | |
734dfc91 |
184 | if ( @table_comments ) { |
185 | $tables{ $table_name }{'comments'} = [ @table_comments ]; |
186 | @table_comments = (); |
187 | } |
188 | |
61745327 |
189 | my $i = 1; |
40c1ade1 |
190 | for my $definition ( @{ $item[7] } ) { |
f2cf1734 |
191 | if ( $definition->{'supertype'} eq 'field' ) { |
d529894e |
192 | my $field_name = $definition->{'name'}; |
193 | $tables{ $table_name }{'fields'}{ $field_name } = |
194 | { %$definition, order => $i }; |
195 | $i++; |
196 | |
197 | if ( $definition->{'is_primary_key'} ) { |
f2cf1734 |
198 | push @{ $tables{ $table_name }{'constraints'} }, |
d529894e |
199 | { |
200 | type => 'primary_key', |
201 | fields => [ $field_name ], |
16dc9970 |
202 | } |
d529894e |
203 | ; |
204 | } |
dd2ef5ae |
205 | } |
f2cf1734 |
206 | elsif ( $definition->{'supertype'} eq 'constraint' ) { |
f2cf1734 |
207 | push @{ $tables{ $table_name }{'constraints'} }, $definition; |
40c1ade1 |
208 | } |
f2cf1734 |
209 | elsif ( $definition->{'supertype'} eq 'index' ) { |
734dfc91 |
210 | push @{ $tables{ $table_name }{'indices'} }, $definition; |
dd2ef5ae |
211 | } |
d529894e |
212 | } |
dd2ef5ae |
213 | |
58a88238 |
214 | for my $opt ( @{ $item{'table_option(s?)'} } ) { |
d529894e |
215 | if ( my ( $key, $val ) = each %$opt ) { |
216 | $tables{ $table_name }{'table_options'}{ $key } = $val; |
dd2ef5ae |
217 | } |
d529894e |
218 | } |
58a88238 |
219 | |
220 | 1; |
d529894e |
221 | } |
dd2ef5ae |
222 | |
40c1ade1 |
223 | opt_if_not_exists : /if not exists/i |
224 | |
f2cf1734 |
225 | create : CREATE UNIQUE(?) /(index|key)/i index_name /on/i table_name '(' field_name(s /,/) ')' ';' |
d529894e |
226 | { |
734dfc91 |
227 | @table_comments = (); |
d529894e |
228 | push @{ $tables{ $item{'table_name'} }{'indices'} }, |
229 | { |
230 | name => $item[4], |
231 | type => $item[2] ? 'unique' : 'normal', |
232 | fields => $item[8], |
dd2ef5ae |
233 | } |
d529894e |
234 | ; |
235 | } |
dd2ef5ae |
236 | |
f2cf1734 |
237 | create_definition : constraint |
238 | | index |
d529894e |
239 | | field |
240 | | <error> |
241 | |
734dfc91 |
242 | comment : /^\s*(?:#|-{2}).*\n/ |
243 | { |
244 | my $comment = $item[1]; |
245 | $comment =~ s/^\s*(#|-{2})\s*//; |
246 | $comment =~ s/\s*$//; |
247 | $return = $comment; |
248 | push @table_comments, $comment; |
249 | } |
250 | |
251 | field_comment : /^\s*(?:#|-{2}).*\n/ |
252 | { |
253 | my $comment = $item[1]; |
254 | $comment =~ s/^\s*(#|-{2})\s*//; |
255 | $comment =~ s/\s*$//; |
256 | $return = $comment; |
257 | } |
d529894e |
258 | |
259 | blank : /\s*/ |
260 | |
734dfc91 |
261 | field : field_comment(s?) field_name data_type field_qualifier(s?) reference_definition(?) field_comment(s?) |
d529894e |
262 | { |
734dfc91 |
263 | my %qualifiers = map { %$_ } @{ $item{'field_qualifier(s?)'} || [] }; |
d529894e |
264 | if ( my @type_quals = @{ $item{'data_type'}{'qualifiers'} || [] } ) { |
265 | $qualifiers{ $_ } = 1 for @type_quals; |
266 | } |
267 | |
c5dabd71 |
268 | my $null = defined $qualifiers{'not_null'} |
269 | ? $qualifiers{'not_null'} : 1; |
270 | delete $qualifiers{'not_null'}; |
271 | |
88b89793 |
272 | my @comments = ( @{ $item[1] }, @{ $item[6] } ); |
273 | |
d529894e |
274 | $return = { |
f2cf1734 |
275 | supertype => 'field', |
276 | name => $item{'field_name'}, |
277 | data_type => $item{'data_type'}{'type'}, |
278 | size => $item{'data_type'}{'size'}, |
279 | list => $item{'data_type'}{'list'}, |
280 | null => $null, |
281 | constraints => $item{'reference_definition(?)'}, |
88b89793 |
282 | comments => [ @comments ], |
d529894e |
283 | %qualifiers, |
284 | } |
285 | } |
286 | | <error> |
dd2ef5ae |
287 | |
d529894e |
288 | field_qualifier : not_null |
289 | { |
290 | $return = { |
291 | null => $item{'not_null'}, |
292 | } |
293 | } |
16dc9970 |
294 | |
d529894e |
295 | field_qualifier : default_val |
296 | { |
297 | $return = { |
298 | default => $item{'default_val'}, |
299 | } |
300 | } |
16dc9970 |
301 | |
d529894e |
302 | field_qualifier : auto_inc |
303 | { |
304 | $return = { |
305 | is_auto_inc => $item{'auto_inc'}, |
306 | } |
307 | } |
16dc9970 |
308 | |
d529894e |
309 | field_qualifier : primary_key |
310 | { |
311 | $return = { |
312 | is_primary_key => $item{'primary_key'}, |
313 | } |
314 | } |
16dc9970 |
315 | |
d529894e |
316 | field_qualifier : unsigned |
317 | { |
318 | $return = { |
319 | is_unsigned => $item{'unsigned'}, |
320 | } |
321 | } |
16dc9970 |
322 | |
095b4549 |
323 | field_qualifier : /character set/i WORD |
324 | { |
325 | $return = { |
326 | character_set => $item[2], |
327 | } |
328 | } |
329 | |
658637cd |
330 | reference_definition : /references/i table_name parens_field_list(?) match_type(?) on_delete_do(?) on_update_do(?) |
331 | { |
40c1ade1 |
332 | $return = { |
658637cd |
333 | type => 'foreign_key', |
334 | reference_table => $item[2], |
335 | reference_fields => $item[3][0], |
336 | match_type => $item[4][0], |
337 | on_delete_do => $item[5][0], |
338 | on_update_do => $item[6][0], |
339 | } |
340 | } |
341 | |
342 | match_type : /match full/i { 'match_full' } |
343 | | |
344 | /match partial/i { 'match_partial' } |
345 | |
346 | on_delete_do : /on delete/i reference_option |
347 | { $item[2] } |
348 | |
349 | on_update_do : /on update/i reference_option |
350 | { $item[2] } |
351 | |
352 | reference_option: /restrict/i | |
353 | /cascade/i | |
354 | /set null/i | |
355 | /no action/i | |
356 | /set default/i |
357 | { $item[1] } |
358 | |
f2cf1734 |
359 | index : normal_index |
371f5f88 |
360 | | fulltext_index |
58a88238 |
361 | | <error> |
d529894e |
362 | |
0d41bc9b |
363 | table_name : NAME |
d529894e |
364 | |
0d41bc9b |
365 | field_name : NAME |
d529894e |
366 | |
367 | index_name : WORD |
368 | |
369 | data_type : WORD parens_value_list(s?) type_qualifier(s?) |
370 | { |
371 | my $type = $item[1]; |
372 | my $size; # field size, applicable only to non-set fields |
373 | my $list; # set list, applicable only to sets (duh) |
374 | |
44fcd0b5 |
375 | if ( uc($type) =~ /^(SET|ENUM)$/ ) { |
d529894e |
376 | $size = undef; |
377 | $list = $item[2][0]; |
378 | } |
379 | else { |
380 | $size = $item[2][0]; |
381 | $list = []; |
382 | } |
383 | |
6333c482 |
384 | unless ( @{ $size || [] } ) { |
385 | if ( lc $type eq 'tinyint' ) { |
386 | $size = [4]; |
387 | } |
388 | elsif ( lc $type eq 'smallint' ) { |
389 | $size = [6]; |
390 | } |
391 | elsif ( lc $type eq 'mediumint' ) { |
392 | $size = [9]; |
393 | } |
c736c39c |
394 | elsif ( $type =~ /^int(eger)?$/ ) { |
f2cf1734 |
395 | $type = 'int'; |
6333c482 |
396 | $size = [11]; |
397 | } |
398 | elsif ( lc $type eq 'bigint' ) { |
399 | $size = [20]; |
400 | } |
1eb08c80 |
401 | elsif ( |
402 | lc $type =~ /(float|double|decimal|numeric|real|fixed|dec)/ |
403 | ) { |
6333c482 |
404 | $size = [8,2]; |
405 | } |
406 | } |
407 | |
256d534a |
408 | if ( lc $type eq 'tinytext' ) { |
409 | $size = [255]; |
410 | } |
411 | elsif ( lc $type eq 'text' ) { |
412 | $size = [65_000]; |
413 | } |
414 | elsif ( lc $type eq 'mediumtext' ) { |
415 | $size = [16_000_000]; |
416 | } |
417 | elsif ( lc $type eq 'longtext' ) { |
418 | $size = [4_000_000_000]; |
419 | } |
420 | |
d529894e |
421 | $return = { |
422 | type => $type, |
423 | size => $size, |
424 | list => $list, |
425 | qualifiers => $item[3], |
426 | } |
427 | } |
16dc9970 |
428 | |
658637cd |
429 | parens_field_list : '(' field_name(s /,/) ')' |
430 | { $item[2] } |
431 | |
d529894e |
432 | parens_value_list : '(' VALUE(s /,/) ')' |
433 | { $item[2] } |
16dc9970 |
434 | |
d529894e |
435 | type_qualifier : /(BINARY|UNSIGNED|ZEROFILL)/i |
436 | { lc $item[1] } |
16dc9970 |
437 | |
d529894e |
438 | field_type : WORD |
16dc9970 |
439 | |
d529894e |
440 | create_index : /create/i /index/i |
dd2ef5ae |
441 | |
d529894e |
442 | not_null : /not/i /null/i { $return = 0 } |
16dc9970 |
443 | |
d529894e |
444 | unsigned : /unsigned/i { $return = 0 } |
16dc9970 |
445 | |
be019aae |
446 | default_val : /default/i /(?:')?[\w\d:.-]*(?:')?/ |
d529894e |
447 | { |
448 | $item[2] =~ s/'//g; |
449 | $return = $item[2]; |
450 | } |
16dc9970 |
451 | |
d529894e |
452 | auto_inc : /auto_increment/i { 1 } |
16dc9970 |
453 | |
d529894e |
454 | primary_key : /primary/i /key/i { 1 } |
16dc9970 |
455 | |
f2cf1734 |
456 | constraint : primary_key_def |
457 | | unique_key_def |
458 | | foreign_key_def |
459 | | <error> |
460 | |
461 | foreign_key_def : opt_constraint(?) /foreign key/i WORD(?) parens_field_list reference_definition |
40c1ade1 |
462 | { |
463 | $return = { |
f2cf1734 |
464 | supertype => 'constraint', |
40c1ade1 |
465 | type => 'foreign_key', |
466 | name => $item[3][0], |
467 | fields => $item[4], |
468 | %{ $item{'reference_definition'} }, |
469 | } |
470 | } |
471 | |
472 | opt_constraint : /constraint/i WORD |
473 | |
1853ba82 |
474 | primary_key_def : primary_key index_name(?) '(' name_with_opt_paren(s /,/) ')' |
d529894e |
475 | { |
f2cf1734 |
476 | $return = { |
477 | supertype => 'constraint', |
478 | name => $item{'index_name(?)'}[0], |
479 | type => 'primary_key', |
480 | fields => $item[4], |
58a88238 |
481 | }; |
d529894e |
482 | } |
16dc9970 |
483 | |
f2cf1734 |
484 | unique_key_def : UNIQUE KEY(?) index_name(?) '(' name_with_opt_paren(s /,/) ')' |
d529894e |
485 | { |
f2cf1734 |
486 | $return = { |
487 | supertype => 'constraint', |
488 | name => $item{'index_name(?)'}[0], |
489 | type => 'unique', |
490 | fields => $item[5], |
d529894e |
491 | } |
492 | } |
16dc9970 |
493 | |
f2cf1734 |
494 | normal_index : KEY index_name(?) '(' name_with_opt_paren(s /,/) ')' |
d529894e |
495 | { |
f2cf1734 |
496 | $return = { |
497 | supertype => 'index', |
498 | type => 'normal', |
499 | name => $item{'index_name(?)'}[0], |
500 | fields => $item[4], |
d529894e |
501 | } |
502 | } |
16dc9970 |
503 | |
f2cf1734 |
504 | fulltext_index : /fulltext/i KEY(?) index_name(?) '(' name_with_opt_paren(s /,/) ')' |
371f5f88 |
505 | { |
f2cf1734 |
506 | $return = { |
507 | supertype => 'index', |
508 | type => 'fulltext', |
509 | name => $item{'index_name(?)'}[0], |
510 | fields => $item[5], |
371f5f88 |
511 | } |
512 | } |
513 | |
d529894e |
514 | name_with_opt_paren : NAME parens_value_list(s?) |
515 | { $item[2][0] ? "$item[1]($item[2][0][0])" : $item[1] } |
16dc9970 |
516 | |
f2cf1734 |
517 | UNIQUE : /unique/i { 1 } |
16dc9970 |
518 | |
f2cf1734 |
519 | KEY : /key/i | /index/i |
16dc9970 |
520 | |
44fcd0b5 |
521 | table_option : /[^\s;]*/ |
d529894e |
522 | { |
523 | $return = { split /=/, $item[1] } |
524 | } |
16dc9970 |
525 | |
40c1ade1 |
526 | CREATE : /create/i |
527 | |
528 | TEMPORARY : /temporary/i |
529 | |
530 | TABLE : /table/i |
531 | |
d529894e |
532 | WORD : /\w+/ |
16dc9970 |
533 | |
d529894e |
534 | DIGITS : /\d+/ |
16dc9970 |
535 | |
d529894e |
536 | COMMA : ',' |
16dc9970 |
537 | |
d529894e |
538 | NAME : "`" /\w+/ "`" |
539 | { $item[2] } |
540 | | /\w+/ |
541 | { $item[1] } |
16dc9970 |
542 | |
d529894e |
543 | VALUE : /[-+]?\.?\d+(?:[eE]\d+)?/ |
544 | { $item[1] } |
f2cf1734 |
545 | | /'.*?'/ |
546 | { |
547 | # remove leading/trailing quotes |
548 | my $val = $item[1]; |
549 | $val =~ s/^['"]|['"]$//g; |
550 | $return = $val; |
551 | } |
d529894e |
552 | | /NULL/ |
553 | { 'NULL' } |
16dc9970 |
554 | |
d529894e |
555 | !; |
16dc9970 |
556 | |
d529894e |
557 | # ------------------------------------------------------------------- |
558 | sub parse { |
70944bc5 |
559 | my ( $translator, $data ) = @_; |
40c1ade1 |
560 | my $parser = Parse::RecDescent->new($GRAMMAR); |
077ebf34 |
561 | |
e099bee9 |
562 | local $::RD_TRACE = $translator->trace ? 1 : undef; |
563 | local $DEBUG = $translator->debug; |
d529894e |
564 | |
565 | unless (defined $parser) { |
566 | return $translator->error("Error instantiating Parse::RecDescent ". |
567 | "instance: Bad grammer"); |
568 | } |
569 | |
570 | my $result = $parser->startrule($data); |
40c1ade1 |
571 | return $translator->error( "Parse failed." ) unless defined $result; |
8ccdeb42 |
572 | warn Dumper( $result ) if $DEBUG; |
573 | |
70944bc5 |
574 | my $schema = $translator->schema; |
034ecdec |
575 | my @tables = sort { |
576 | $result->{ $a }->{'order'} <=> $result->{ $b }->{'order'} |
577 | } keys %{ $result }; |
578 | |
579 | for my $table_name ( @tables ) { |
8ccdeb42 |
580 | my $tdata = $result->{ $table_name }; |
581 | my $table = $schema->add_table( |
582 | name => $tdata->{'table_name'}, |
40c1ade1 |
583 | ) or die $schema->error; |
8ccdeb42 |
584 | |
734dfc91 |
585 | $table->comments( $tdata->{'comments'} ); |
f2cf1734 |
586 | |
8ccdeb42 |
587 | my @fields = sort { |
588 | $tdata->{'fields'}->{$a}->{'order'} |
589 | <=> |
590 | $tdata->{'fields'}->{$b}->{'order'} |
591 | } keys %{ $tdata->{'fields'} }; |
592 | |
593 | for my $fname ( @fields ) { |
594 | my $fdata = $tdata->{'fields'}{ $fname }; |
595 | my $field = $table->add_field( |
596 | name => $fdata->{'name'}, |
597 | data_type => $fdata->{'data_type'}, |
598 | size => $fdata->{'size'}, |
599 | default_value => $fdata->{'default'}, |
600 | is_auto_increment => $fdata->{'is_auto_inc'}, |
601 | is_nullable => $fdata->{'null'}, |
88b89793 |
602 | comments => $fdata->{'comments'}, |
40c1ade1 |
603 | ) or die $table->error; |
f2cf1734 |
604 | |
605 | $table->primary_key( $field->name ) if $fdata->{'is_primary_key'}; |
606 | |
607 | for my $qual ( qw[ binary unsigned zerofill list ] ) { |
608 | if ( my $val = $fdata->{ $qual } || $fdata->{ uc $qual } ) { |
609 | next if ref $val eq 'ARRAY' && !@$val; |
610 | $field->extra( $qual, $val ); |
611 | } |
612 | } |
613 | |
614 | if ( $field->data_type =~ /(set|enum)/i && !$field->size ) { |
615 | my %extra = $field->extra; |
d14fe688 |
616 | my $longest = 0; |
f2cf1734 |
617 | for my $len ( map { length } @{ $extra{'list'} || [] } ) { |
618 | $longest = $len if $len > $longest; |
619 | } |
620 | $field->size( $longest ) if $longest; |
621 | } |
622 | |
623 | for my $cdata ( @{ $fdata->{'constraints'} } ) { |
624 | next unless $cdata->{'type'} eq 'foreign_key'; |
625 | $cdata->{'fields'} ||= [ $field->name ]; |
626 | push @{ $tdata->{'constraints'} }, $cdata; |
627 | } |
628 | } |
629 | |
630 | for my $idata ( @{ $tdata->{'indices'} || [] } ) { |
631 | my $index = $table->add_index( |
632 | name => $idata->{'name'}, |
633 | type => uc $idata->{'type'}, |
634 | fields => $idata->{'fields'}, |
635 | ) or die $table->error; |
636 | } |
637 | |
638 | for my $cdata ( @{ $tdata->{'constraints'} || [] } ) { |
639 | my $constraint = $table->add_constraint( |
640 | name => $cdata->{'name'}, |
641 | type => $cdata->{'type'}, |
642 | fields => $cdata->{'fields'}, |
643 | reference_table => $cdata->{'reference_table'}, |
644 | reference_fields => $cdata->{'reference_fields'}, |
645 | match_type => $cdata->{'match_type'} || '', |
646 | on_delete => $cdata->{'on_delete_do'}, |
647 | on_update => $cdata->{'on_update_do'}, |
648 | ) or die $table->error; |
8ccdeb42 |
649 | } |
650 | } |
651 | |
f62bd16c |
652 | return 1; |
d529894e |
653 | } |
654 | |
655 | 1; |
656 | |
034ecdec |
657 | # ------------------------------------------------------------------- |
d529894e |
658 | # Where man is not nature is barren. |
659 | # William Blake |
034ecdec |
660 | # ------------------------------------------------------------------- |
16dc9970 |
661 | |
d529894e |
662 | =pod |
16dc9970 |
663 | |
664 | =head1 AUTHOR |
665 | |
d529894e |
666 | Ken Y. Clark E<lt>kclark@cpan.orgE<gt>, |
8ccdeb42 |
667 | Chris Mungall E<lt>cjm@fruitfly.orgE<gt>. |
16dc9970 |
668 | |
669 | =head1 SEE ALSO |
670 | |
8ccdeb42 |
671 | perl(1), Parse::RecDescent, SQL::Translator::Schema. |
16dc9970 |
672 | |
673 | =cut |