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MySQL & MySQLi, SQLite & SQLite3 reflectors moved do external classes DibiMySqlReflector and DibiSqliteReflector

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David Grudl
2010-08-05 21:14:37 +02:00
parent 65b5e2eecd
commit 6430573d61
6 changed files with 332 additions and 478 deletions
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133
dibi/drivers/mysql.reflector.php Normal file
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<?php
/**
* dibi - tiny'n'smart database abstraction layer
* ----------------------------------------------
*
* @copyright Copyright (c) 2005, 2010 David Grudl
* @license http://dibiphp.com/license dibi license
* @link http://dibiphp.com
* @package dibi\drivers
*/
/**
* The dibi reflector for MySQL databases.
*
* @copyright Copyright (c) 2005, 2010 David Grudl
* @package dibi\drivers
* @internal
*/
class DibiMySqlReflector extends DibiObject implements IDibiReflector
{
/** @var IDibiDriver */
private $driver;
public function __construct(IDibiDriver $driver)
{
$this->driver = $driver;
}
/**
* Returns list of tables.
* @return array
*/
public function getTables()
{
/*$this->query("
SELECT TABLE_NAME as name, TABLE_TYPE = 'VIEW' as view
FROM INFORMATION_SCHEMA.TABLES
WHERE TABLE_SCHEMA = DATABASE()
");*/
$this->driver->query("SHOW FULL TABLES");
$res = array();
while ($row = $this->driver->fetch(FALSE)) {
$res[] = array(
'name' => $row[0],
'view' => isset($row[1]) && $row[1] === 'VIEW',
);
}
$this->driver->free();
return $res;
}
/**
* Returns metadata for all columns in a table.
* @param string
* @return array
*/
public function getColumns($table)
{
/*$table = $this->escape($table, dibi::TEXT);
$this->query("
SELECT *
FROM INFORMATION_SCHEMA.COLUMNS
WHERE TABLE_NAME = $table AND TABLE_SCHEMA = DATABASE()
");*/
$this->driver->query("SHOW FULL COLUMNS FROM `$table`");
$res = array();
while ($row = $this->driver->fetch(TRUE)) {
$type = explode('(', $row['Type']);
$res[] = array(
'name' => $row['Field'],
'table' => $table,
'nativetype' => strtoupper($type[0]),
'size' => isset($type[1]) ? (int) $type[1] : NULL,
'unsigned' => (bool) strstr($row['Type'], 'unsigned'),
'nullable' => $row['Null'] === 'YES',
'default' => $row['Default'],
'autoincrement' => $row['Extra'] === 'auto_increment',
'vendor' => $row,
);
}
$this->driver->free();
return $res;
}
/**
* Returns metadata for all indexes in a table.
* @param string
* @return array
*/
public function getIndexes($table)
{
/*$table = $this->escape($table, dibi::TEXT);
$this->query("
SELECT *
FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE
WHERE TABLE_NAME = $table AND TABLE_SCHEMA = DATABASE()
AND REFERENCED_COLUMN_NAME IS NULL
");*/
$this->driver->query("SHOW INDEX FROM `$table`");
$res = array();
while ($row = $this->driver->fetch(TRUE)) {
$res[$row['Key_name']]['name'] = $row['Key_name'];
$res[$row['Key_name']]['unique'] = !$row['Non_unique'];
$res[$row['Key_name']]['primary'] = $row['Key_name'] === 'PRIMARY';
$res[$row['Key_name']]['columns'][$row['Seq_in_index'] - 1] = $row['Column_name'];
}
$this->driver->free();
return array_values($res);
}
/**
* Returns metadata for all foreign keys in a table.
* @param string
* @return array
*/
public function getForeignKeys($table)
{
throw new NotImplementedException;
}
}