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system/Database/SQLSRV/PreparedQuery.php

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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\SQLSRV;
+
+use BadMethodCallException;
+use CodeIgniter\Database\BasePreparedQuery;
+use Exception;
+
+/**
+ * Prepared query for Postgre
+ */
+class PreparedQuery extends BasePreparedQuery
+{
+    /**
+     * Parameters array used to store the dynamic variables.
+     *
+     * @var array
+     */
+    protected $parameters = [];
+
+    /**
+     * The result boolean from a sqlsrv_execute.
+     *
+     * @var bool
+     */
+    protected $result;
+
+    /**
+     * 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 Exception
+     *
+     * @return mixed
+     */
+    public function _prepare(string $sql, array $options = [])
+    {
+        // Prepare parameters for the query
+        $queryString = $this->getQueryString();
+
+        $parameters = $this->parameterize($queryString);
+
+        // Prepare the query
+        $this->statement = sqlsrv_prepare($this->db->connID, $sql, $parameters);
+
+        if (! $this->statement) {
+            $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. 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 ($data as $key => $value) {
+            $this->parameters[$key] = $value;
+        }
+
+        $this->result = sqlsrv_execute($this->statement);
+
+        return (bool) $this->result;
+    }
+
+    /**
+     * Returns the result object for the prepared query.
+     *
+     * @return mixed
+     */
+    public function _getResult()
+    {
+        return $this->result;
+    }
+
+    /**
+     * Handle parameters
+     */
+    protected function parameterize(string $queryString): array
+    {
+        $numberOfVariables = substr_count($queryString, '?');
+
+        $params = [];
+
+        for ($c = 0; $c < $numberOfVariables; $c++) {
+            $this->parameters[$c] = null;
+            $params[]             = &$this->parameters[$c];
+        }
+
+        return $params;
+    }
+}