|
1
|
|
|
<?php namespace Xethron\MigrationsGenerator\Generators; |
|
2
|
|
|
|
|
3
|
|
|
class ForeignKeyGenerator { |
|
4
|
|
|
|
|
5
|
|
|
/** |
|
6
|
|
|
* @var string |
|
7
|
|
|
*/ |
|
8
|
|
|
protected $table; |
|
9
|
|
|
|
|
10
|
|
|
/** |
|
11
|
|
|
* Get array of foreign keys |
|
12
|
|
|
* |
|
13
|
|
|
* @param string $table Table Name |
|
14
|
|
|
* @param \Doctrine\DBAL\Schema\AbstractSchemaManager $schema |
|
15
|
|
|
* @param $ignoreForeignKeyNames |
|
16
|
|
|
* |
|
17
|
|
|
* @return array |
|
18
|
|
|
*/ |
|
19
|
|
|
public function generate($table, $schema, $ignoreForeignKeyNames) |
|
20
|
|
|
{ |
|
21
|
|
|
$this->table = $table; |
|
22
|
|
|
$fields = []; |
|
23
|
|
|
|
|
24
|
|
|
$foreignKeys = $schema->listTableForeignKeys($table); |
|
25
|
|
|
|
|
26
|
|
|
if ( empty( $foreignKeys ) ) return array(); |
|
27
|
|
|
|
|
28
|
|
|
foreach ( $foreignKeys as $foreignKey ) { |
|
29
|
|
|
$fields[] = [ |
|
30
|
|
|
'name' => $this->getName($foreignKey, $ignoreForeignKeyNames), |
|
31
|
|
|
'field' => $foreignKey->getLocalColumns()[0], |
|
32
|
|
|
'references' => $foreignKey->getForeignColumns()[0], |
|
33
|
|
|
'on' => $foreignKey->getForeignTableName(), |
|
34
|
|
|
'onUpdate' => $foreignKey->hasOption('onUpdate') ? $foreignKey->getOption('onUpdate') : 'RESTRICT', |
|
35
|
|
|
'onDelete' => $foreignKey->hasOption('onDelete') ? $foreignKey->getOption('onDelete') : 'RESTRICT', |
|
36
|
|
|
]; |
|
37
|
|
|
} |
|
38
|
|
|
return $fields; |
|
39
|
|
|
} |
|
40
|
|
|
|
|
41
|
|
|
/** |
|
42
|
|
|
* @param $foreignKey |
|
43
|
|
|
* @param bool $ignoreForeignKeyNames |
|
44
|
|
|
* |
|
45
|
|
|
* @return null |
|
46
|
|
|
*/ |
|
47
|
|
|
private function getName($foreignKey, $ignoreForeignKeyNames) { |
|
48
|
|
|
if ($ignoreForeignKeyNames or $this->isDefaultName($foreignKey)) { |
|
49
|
|
|
return null; |
|
50
|
|
|
} |
|
51
|
|
|
return $foreignKey->getName(); |
|
52
|
|
|
} |
|
53
|
|
|
|
|
54
|
|
|
/** |
|
55
|
|
|
* @param $foreignKey |
|
56
|
|
|
* |
|
57
|
|
|
* @return bool |
|
58
|
|
|
*/ |
|
59
|
|
|
private function isDefaultName($foreignKey) { |
|
60
|
|
|
return $foreignKey->getName() === $this->createIndexName($foreignKey->getLocalColumns()[0]); |
|
61
|
|
|
} |
|
62
|
|
|
|
|
63
|
|
|
/** |
|
64
|
|
|
* Create a default index name for the table. |
|
65
|
|
|
* |
|
66
|
|
|
* @param string $column |
|
67
|
|
|
* @return string |
|
68
|
|
|
*/ |
|
69
|
|
|
protected function createIndexName($column) |
|
70
|
|
|
{ |
|
71
|
|
|
$index = strtolower($this->table.'_'.$column.'_foreign'); |
|
72
|
|
|
|
|
73
|
|
|
return str_replace(array('-', '.'), '_', $index); |
|
74
|
|
|
} |
|
75
|
|
|
} |
|
76
|
|
|
|