You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
119 lines
3.2 KiB
119 lines
3.2 KiB
1 year ago
|
<?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 BadMethodCallException;
|
||
|
|
use CodeIgniter\Database\BasePreparedQuery;
|
||
|
|
use CodeIgniter\Database\Exceptions\DatabaseException;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Prepared query for OCI8
|
||
|
|
*
|
||
|
|
* @extends BasePreparedQuery<resource, resource, resource>
|
||
|
|
*/
|
||
|
|
class PreparedQuery extends BasePreparedQuery
|
||
|
|
{
|
||
|
|
/**
|
||
|
|
* A reference to the db connection to use.
|
||
|
|
*
|
||
|
|
* @var Connection
|
||
|
|
*/
|
||
|
|
protected $db;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Latest inserted table name.
|
||
|
|
*/
|
||
|
|
private ?string $lastInsertTableName = null;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Prepares the query against the database, and saves the connection
|
||
|
|
* info necessary to execute the query later.
|
||
|
|
*
|
||
|
|
* NOTE: This version is based on SQL code. Child classes should
|
||
|
|
* override this method.
|
||
|
|
*
|
||
|
|
* @param array $options Passed to the connection's prepare statement.
|
||
|
|
* Unused in the OCI8 driver.
|
||
|
|
*/
|
||
|
|
public function _prepare(string $sql, array $options = []): PreparedQuery
|
||
|
|
{
|
||
|
|
if (! $this->statement = oci_parse($this->db->connID, $this->parameterize($sql))) {
|
||
|
|
$error = oci_error($this->db->connID);
|
||
|
|
$this->errorCode = $error['code'] ?? 0;
|
||
|
|
$this->errorString = $error['message'] ?? '';
|
||
|
|
|
||
|
|
if ($this->db->DBDebug) {
|
||
|
|
throw new DatabaseException($this->errorString . ' code: ' . $this->errorCode);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
$this->lastInsertTableName = $this->db->parseInsertTableName($sql);
|
||
|
|
|
||
|
|
return $this;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Takes a new set of data and runs it against the currently
|
||
|
|
* prepared query. Upon success, will return a Results object.
|
||
|
|
*/
|
||
|
|
public function _execute(array $data): bool
|
||
|
|
{
|
||
|
|
if (! isset($this->statement)) {
|
||
|
|
throw new BadMethodCallException('You must call prepare before trying to execute a prepared statement.');
|
||
|
|
}
|
||
|
|
|
||
|
|
foreach (array_keys($data) as $key) {
|
||
|
|
oci_bind_by_name($this->statement, ':' . $key, $data[$key]);
|
||
|
|
}
|
||
|
|
|
||
|
|
$result = oci_execute($this->statement, $this->db->commitMode);
|
||
|
|
|
||
|
|
if ($result && $this->lastInsertTableName !== '') {
|
||
|
|
$this->db->lastInsertedTableName = $this->lastInsertTableName;
|
||
|
|
}
|
||
|
|
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Returns the statement resource for the prepared query or false when preparing failed.
|
||
|
|
*
|
||
|
|
* @return resource|null
|
||
|
|
*/
|
||
|
|
public function _getResult()
|
||
|
|
{
|
||
|
|
return $this->statement;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Deallocate prepared statements.
|
||
|
|
*/
|
||
|
|
protected function _close(): bool
|
||
|
|
{
|
||
|
|
return oci_free_statement($this->statement);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Replaces the ? placeholders with :0, :1, etc parameters for use
|
||
|
|
* within the prepared query.
|
||
|
|
*/
|
||
|
|
public function parameterize(string $sql): string
|
||
|
|
{
|
||
|
|
// Track our current value
|
||
|
|
$count = 0;
|
||
|
|
|
||
|
|
return preg_replace_callback('/\?/', static function ($matches) use (&$count) {
|
||
|
|
return ':' . ($count++);
|
||
|
|
}, $sql);
|
||
|
|
}
|
||
|
|
}
|