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<?php
namespace Doctrine\DBAL\Schema;
use Doctrine\DBAL\Platforms\MariaDb1027Platform;
use Doctrine\DBAL\Platforms\MySqlPlatform;
use Doctrine\DBAL\Types\Type;
use const CASE_LOWER;
use function array_change_key_case;
use function array_shift;
use function array_values;
use function end;
use function preg_match;
use function preg_replace;
use function str_replace;
use function stripslashes;
use function strpos;
use function strtok;
use function strtolower;
/**
* Schema manager for the MySql RDBMS.
*/
class MySqlSchemaManager extends AbstractSchemaManager
{
/**
* {@inheritdoc}
*/
protected function _getPortableViewDefinition($view)
{
return new View($view['TABLE_NAME'], $view['VIEW_DEFINITION']);
}
/**
* {@inheritdoc}
*/
protected function _getPortableTableDefinition($table)
{
return array_shift($table);
}
/**
* {@inheritdoc}
*/
protected function _getPortableUserDefinition($user)
{
return [
'user' => $user['User'],
'password' => $user['Password'],
];
}
/**
* {@inheritdoc}
*/
protected function _getPortableTableIndexesList($tableIndexes, $tableName = null)
{
foreach ($tableIndexes as $k => $v) {
$v = array_change_key_case($v, CASE_LOWER);
if ($v['key_name'] === 'PRIMARY') {
$v['primary'] = true;
} else {
$v['primary'] = false;
}
if (strpos($v['index_type'], 'FULLTEXT') !== false) {
$v['flags'] = ['FULLTEXT'];
} elseif (strpos($v['index_type'], 'SPATIAL') !== false) {
$v['flags'] = ['SPATIAL'];
}
$v['length'] = $v['sub_part'] ?? null;
$tableIndexes[$k] = $v;
}
return parent::_getPortableTableIndexesList($tableIndexes, $tableName);
}
/**
* {@inheritdoc}
*/
protected function _getPortableSequenceDefinition($sequence)
{
return end($sequence);
}
/**
* {@inheritdoc}
*/
protected function _getPortableDatabaseDefinition($database)
{
return $database['Database'];
}
/**
* {@inheritdoc}
*/
protected function _getPortableTableColumnDefinition($tableColumn)
{
$tableColumn = array_change_key_case($tableColumn, CASE_LOWER);
$dbType = strtolower($tableColumn['type']);
$dbType = strtok($dbType, '(), ');
$length = $tableColumn['length'] ?? strtok('(), ');
$fixed = null;
if (! isset($tableColumn['name'])) {
$tableColumn['name'] = '';
}
$scale = null;
$precision = null;
$type = $this->_platform->getDoctrineTypeMapping($dbType);
// In cases where not connected to a database DESCRIBE $table does not return 'Comment'
if (isset($tableColumn['comment'])) {
$type = $this->extractDoctrineTypeFromComment($tableColumn['comment'], $type);
$tableColumn['comment'] = $this->removeDoctrineTypeFromComment($tableColumn['comment'], $type);
}
switch ($dbType) {
case 'char':
case 'binary':
$fixed = true;
break;
case 'float':
case 'double':
case 'real':
case 'numeric':
case 'decimal':
if (preg_match('([A-Za-z]+\(([0-9]+)\,([0-9]+)\))', $tableColumn['type'], $match)) {
$precision = $match[1];
$scale = $match[2];
$length = null;
}
break;
case 'tinytext':
$length = MySqlPlatform::LENGTH_LIMIT_TINYTEXT;
break;
case 'text':
$length = MySqlPlatform::LENGTH_LIMIT_TEXT;
break;
case 'mediumtext':
$length = MySqlPlatform::LENGTH_LIMIT_MEDIUMTEXT;
break;
case 'tinyblob':
$length = MySqlPlatform::LENGTH_LIMIT_TINYBLOB;
break;
case 'blob':
$length = MySqlPlatform::LENGTH_LIMIT_BLOB;
break;
case 'mediumblob':
$length = MySqlPlatform::LENGTH_LIMIT_MEDIUMBLOB;
break;
case 'tinyint':
case 'smallint':
case 'mediumint':
case 'int':
case 'integer':
case 'bigint':
case 'year':
$length = null;
break;
}
if ($this->_platform instanceof MariaDb1027Platform) {
$columnDefault = $this->getMariaDb1027ColumnDefault($this->_platform, $tableColumn['default']);
} else {
$columnDefault = $tableColumn['default'];
}
$options = [
'length' => $length !== null ? (int) $length : null,
'unsigned' => strpos($tableColumn['type'], 'unsigned') !== false,
'fixed' => (bool) $fixed,
'default' => $columnDefault,
'notnull' => $tableColumn['null'] !== 'YES',
'scale' => null,
'precision' => null,
'autoincrement' => strpos($tableColumn['extra'], 'auto_increment') !== false,
'comment' => isset($tableColumn['comment']) && $tableColumn['comment'] !== ''
? $tableColumn['comment']
: null,
];
if ($scale !== null && $precision !== null) {
$options['scale'] = (int) $scale;
$options['precision'] = (int) $precision;
}
$column = new Column($tableColumn['field'], Type::getType($type), $options);
if (isset($tableColumn['collation'])) {
$column->setPlatformOption('collation', $tableColumn['collation']);
}
return $column;
}
/**
* Return Doctrine/Mysql-compatible column default values for MariaDB 10.2.7+ servers.
*
* - Since MariaDb 10.2.7 column defaults stored in information_schema are now quoted
* to distinguish them from expressions (see MDEV-10134).
* - CURRENT_TIMESTAMP, CURRENT_TIME, CURRENT_DATE are stored in information_schema
* as current_timestamp(), currdate(), currtime()
* - Quoted 'NULL' is not enforced by Maria, it is technically possible to have
* null in some circumstances (see https://jira.mariadb.org/browse/MDEV-14053)
* - \' is always stored as '' in information_schema (normalized)
*
* @link https://mariadb.com/kb/en/library/information-schema-columns-table/
* @link https://jira.mariadb.org/browse/MDEV-13132
*
* @param string|null $columnDefault default value as stored in information_schema for MariaDB >= 10.2.7
*/
private function getMariaDb1027ColumnDefault(MariaDb1027Platform $platform, ?string $columnDefault) : ?string
{
if ($columnDefault === 'NULL' || $columnDefault === null) {
return null;
}
if ($columnDefault[0] === "'") {
return stripslashes(
str_replace(
"''",
"'",
preg_replace('/^\'(.*)\'$/', '$1', $columnDefault)
)
);
}
switch ($columnDefault) {
case 'current_timestamp()':
return $platform->getCurrentTimestampSQL();
case 'curdate()':
return $platform->getCurrentDateSQL();
case 'curtime()':
return $platform->getCurrentTimeSQL();
}
return $columnDefault;
}
/**
* {@inheritdoc}
*/
protected function _getPortableTableForeignKeysList($tableForeignKeys)
{
$list = [];
foreach ($tableForeignKeys as $value) {
$value = array_change_key_case($value, CASE_LOWER);
if (! isset($list[$value['constraint_name']])) {
if (! isset($value['delete_rule']) || $value['delete_rule'] === 'RESTRICT') {
$value['delete_rule'] = null;
}
if (! isset($value['update_rule']) || $value['update_rule'] === 'RESTRICT') {
$value['update_rule'] = null;
}
$list[$value['constraint_name']] = [
'name' => $value['constraint_name'],
'local' => [],
'foreign' => [],
'foreignTable' => $value['referenced_table_name'],
'onDelete' => $value['delete_rule'],
'onUpdate' => $value['update_rule'],
];
}
$list[$value['constraint_name']]['local'][] = $value['column_name'];
$list[$value['constraint_name']]['foreign'][] = $value['referenced_column_name'];
}
$result = [];
foreach ($list as $constraint) {
$result[] = new ForeignKeyConstraint(
array_values($constraint['local']),
$constraint['foreignTable'],
array_values($constraint['foreign']),
$constraint['name'],
[
'onDelete' => $constraint['onDelete'],
'onUpdate' => $constraint['onUpdate'],
]
);
}
return $result;
}
}