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<?php
/**
* This file is part of CodeIgniter 4 framework.
*
* (c) CodeIgniter Foundation <admin@codeigniter.com>
*
* For the full copyright and license information, please view
* the LICENSE file that was distributed with this source code.
*/
namespace CodeIgniter\Database\OCI8;
use CodeIgniter\Database\BaseResult;
use CodeIgniter\Database\ResultInterface;
use CodeIgniter\Entity;
/**
* Result for OCI8
*/
class Result extends BaseResult implements ResultInterface
{
/**
* Gets the number of fields in the result set.
*/
public function getFieldCount(): int
{
return oci_num_fields($this->resultID);
}
/**
* Generates an array of column names in the result set.
*/
public function getFieldNames(): array
{
return array_map(fn ($fieldIndex) => oci_field_name($this->resultID, $fieldIndex), range(1, $this->getFieldCount()));
}
/**
* Generates an array of objects representing field meta-data.
*/
public function getFieldData(): array
{
return array_map(fn ($fieldIndex) => (object) [
'name' => oci_field_name($this->resultID, $fieldIndex),
'type' => oci_field_type($this->resultID, $fieldIndex),
'max_length' => oci_field_size($this->resultID, $fieldIndex),
], range(1, $this->getFieldCount()));
}
/**
* Frees the current result.
*
* @return void
*/
public function freeResult()
{
if (is_resource($this->resultID)) {
oci_free_statement($this->resultID);
$this->resultID = false;
}
}
/**
* Moves the internal pointer to the desired offset. This is called
* internally before fetching results to make sure the result set
* starts at zero.
*
* @return false
*/
public function dataSeek(int $n = 0)
{
// We can't support data seek by oci
return false;
}
/**
* Returns the result set as an array.
*
* Overridden by driver classes.
*
* @return mixed
*/
protected function fetchAssoc()
{
return oci_fetch_assoc($this->resultID);
}
/**
* Returns the result set as an object.
*
* Overridden by child classes.
*
* @return bool|Entity|object
*/
protected function fetchObject(string $className = 'stdClass')
{
$row = oci_fetch_object($this->resultID);
if ($className === 'stdClass' || ! $row) {
return $row;
}
if (is_subclass_of($className, Entity::class)) {
return (new $className())->setAttributes((array) $row);
}
$instance = new $className();
foreach (get_object_vars($row) as $key => $value) {
$instance->{$key} = $value;
}
return $instance;
}
}
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