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system/Database/SQLSRV/Result.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 CodeIgniter\Database\BaseResult;
+use CodeIgniter\Entity\Entity;
+use stdClass;
+
+/**
+ * Result for SQLSRV
+ */
+class Result extends BaseResult
+{
+    /**
+     * Gets the number of fields in the result set.
+     */
+    public function getFieldCount(): int
+    {
+        return @sqlsrv_num_fields($this->resultID);
+    }
+
+    /**
+     * Generates an array of column names in the result set.
+     */
+    public function getFieldNames(): array
+    {
+        $fieldNames = [];
+
+        foreach (sqlsrv_field_metadata($this->resultID) as $field) {
+            $fieldNames[] = $field['Name'];
+        }
+
+        return $fieldNames;
+    }
+
+    /**
+     * Generates an array of objects representing field meta-data.
+     */
+    public function getFieldData(): array
+    {
+        static $dataTypes = [
+            SQLSRV_SQLTYPE_BIGINT => 'bigint',
+            SQLSRV_SQLTYPE_BIT    => 'bit',
+            SQLSRV_SQLTYPE_CHAR   => 'char',
+
+            SQLSRV_SQLTYPE_DATE           => 'date',
+            SQLSRV_SQLTYPE_DATETIME       => 'datetime',
+            SQLSRV_SQLTYPE_DATETIME2      => 'datetime2',
+            SQLSRV_SQLTYPE_DATETIMEOFFSET => 'datetimeoffset',
+
+            SQLSRV_SQLTYPE_DECIMAL => 'decimal',
+            SQLSRV_SQLTYPE_FLOAT   => 'float',
+
+            SQLSRV_SQLTYPE_IMAGE   => 'image',
+            SQLSRV_SQLTYPE_INT     => 'int',
+            SQLSRV_SQLTYPE_MONEY   => 'money',
+            SQLSRV_SQLTYPE_NCHAR   => 'nchar',
+            SQLSRV_SQLTYPE_NUMERIC => 'numeric',
+
+            SQLSRV_SQLTYPE_NVARCHAR => 'nvarchar',
+            SQLSRV_SQLTYPE_NTEXT    => 'ntext',
+
+            SQLSRV_SQLTYPE_REAL          => 'real',
+            SQLSRV_SQLTYPE_SMALLDATETIME => 'smalldatetime',
+            SQLSRV_SQLTYPE_SMALLINT      => 'smallint',
+            SQLSRV_SQLTYPE_SMALLMONEY    => 'smallmoney',
+            SQLSRV_SQLTYPE_TEXT          => 'text',
+
+            SQLSRV_SQLTYPE_TIME             => 'time',
+            SQLSRV_SQLTYPE_TIMESTAMP        => 'timestamp',
+            SQLSRV_SQLTYPE_TINYINT          => 'tinyint',
+            SQLSRV_SQLTYPE_UNIQUEIDENTIFIER => 'uniqueidentifier',
+            SQLSRV_SQLTYPE_UDT              => 'udt',
+            SQLSRV_SQLTYPE_VARBINARY        => 'varbinary',
+            SQLSRV_SQLTYPE_VARCHAR          => 'varchar',
+            SQLSRV_SQLTYPE_XML              => 'xml',
+        ];
+
+        $retVal = [];
+
+        foreach (sqlsrv_field_metadata($this->resultID) as $i => $field) {
+            $retVal[$i] = new stdClass();
+
+            $retVal[$i]->name       = $field['Name'];
+            $retVal[$i]->type       = $field['Type'];
+            $retVal[$i]->type_name  = $dataTypes[$field['Type']] ?? null;
+            $retVal[$i]->max_length = $field['Size'];
+        }
+
+        return $retVal;
+    }
+
+    /**
+     * Frees the current result.
+     */
+    public function freeResult()
+    {
+        if (is_resource($this->resultID)) {
+            sqlsrv_free_stmt($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 mixed
+     */
+    public function dataSeek(int $n = 0)
+    {
+        if ($n > 0) {
+            for ($i = 0; $i < $n; $i++) {
+                if (sqlsrv_fetch($this->resultID) === false) {
+                    return false;
+                }
+            }
+        }
+
+        return true;
+    }
+
+    /**
+     * Returns the result set as an array.
+     *
+     * Overridden by driver classes.
+     *
+     * @return mixed
+     */
+    protected function fetchAssoc()
+    {
+        return sqlsrv_fetch_array($this->resultID, SQLSRV_FETCH_ASSOC);
+    }
+
+    /**
+     * Returns the result set as an object.
+     *
+     * @return bool|Entity|object
+     */
+    protected function fetchObject(string $className = 'stdClass')
+    {
+        if (is_subclass_of($className, Entity::class)) {
+            return empty($data = $this->fetchAssoc()) ? false : (new $className())->setAttributes($data);
+        }
+
+        return sqlsrv_fetch_object($this->resultID, $className);
+    }
+
+    /**
+     * Returns the number of rows in the resultID (i.e., SQLSRV query result resource)
+     */
+    public function getNumRows(): int
+    {
+        if (! is_int($this->numRows)) {
+            $this->numRows = sqlsrv_num_rows($this->resultID);
+        }
+
+        return $this->numRows;
+    }
+}