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✏️ Editing: PreparedQuery.php

<?php

declare(strict_types=1);

/**
 * 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\SQLSRV;

use BadMethodCallException;
use CodeIgniter\Database\BasePreparedQuery;
use CodeIgniter\Database\Exceptions\DatabaseException;

/**
 * Prepared query for Postgre
 *
 * @extends BasePreparedQuery<resource, resource, resource>
 */
class PreparedQuery extends BasePreparedQuery
{
    /**
     * Parameters array used to store the dynamic variables.
     *
     * @var array
     */
    protected $parameters = [];

/**
     * A reference to the db connection to use.
     *
     * @var Connection
     */
    protected $db;

public function __construct(Connection $db)
    {
        parent::__construct($db);
    }

/**
     * 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 Options takes an associative array;
     *
     * @throws DatabaseException
     */
    public function _prepare(string $sql, array $options = []): PreparedQuery
    {
        // Prepare parameters for the query
        $queryString = $this->getQueryString();

$parameters = $this->parameterize($queryString, $options);

// Prepare the query
        $this->statement = sqlsrv_prepare($this->db->connID, $sql, $parameters);

if (! $this->statement) {
            if ($this->db->DBDebug) {
                throw new DatabaseException($this->db->getAllErrorMessages());
            }

$info              = $this->db->error();
            $this->errorCode   = $info['code'];
            $this->errorString = $info['message'];
        }

return $this;
    }

/**
     * Takes a new set of data and runs it against the currently
     * prepared query.
     */
    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 ($data as $key => $value) {
            $this->parameters[$key] = $value;
        }

$result = sqlsrv_execute($this->statement);

if ($result === false && $this->db->DBDebug) {
            throw new DatabaseException($this->db->getAllErrorMessages());
        }

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 sqlsrv_free_stmt($this->statement);
    }

/**
     * Handle parameters.
     *
     * @param array<int, mixed> $options
     */
    protected function parameterize(string $queryString, array $options): array
    {
        $numberOfVariables = substr_count($queryString, '?');

$params = [];

for ($c = 0; $c < $numberOfVariables; $c++) {
            $this->parameters[$c] = null;
            if (isset($options[$c])) {
                $params[] = [&$this->parameters[$c], SQLSRV_PARAM_IN, $options[$c]];
            } else {
                $params[] = &$this->parameters[$c];
            }
        }

return $params;
    }
}