/**
* Table Manager Constructor
*
* @param Next\DB\Driver\Driver $driver
* Connection Driver
*
* @param Next\DB\Table\Table $table
* Table Object
*/
public function __construct(Driver $driver, Table $table)
{
parent::__construct();
// Setting Up resources
$this->driver =& $driver;
$this->table =& $table;
/**
* @internal Data Source
*
* By default Table Manager will work with original Table Fields.
*
* When a UPDATE Statement is executed, however, the Manager will
* work with Row/RowSet Fields computed from the difference between
* original fields and modified fields
*/
$this->source = $table->getFields();
// Extend Object Context to QueryBuilder Class
$this->extend(new Invoker($this, new Builder($driver->getRenderer())));
}
/**
* Wrapper method for Next\DB\Driver\Driver::prepare() and Next\DB\Statement\Statement:execute()
*
* @return Next\DB\Statement\Statement
* Statement Object
*
* @throws Next\DB\Table\TableException
* SQL Statement is empty
*
* @throws Next\DB\Table\TableException
* A DriverException or a StatementException is caught
*/
private function execute()
{
$query = $this->assemble();
if (empty($query)) {
throw TableException::logic('Query is empty');
}
// Preparing...
try {
$stmt = $this->driver->prepare($query);
} catch (DriverException $e) {
throw TableException::prepare($e);
}
// ... and Executing
try {
$stmt->execute($this->getReplacements());
} catch (StatementException $e) {
throw TableException::execute($e);
}
return $stmt;
}