<?php
/*
* OIDplus 2.0
* Copyright 2019 - 2021 Daniel Marschall, ViaThinkSoft
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
class OIDplusQueryResultMySQLNoNativeDriver extends OIDplusQueryResult {
// Based on https://www.php.net/manual/de/mysqli-stmt.get-result.php#113398
protected $stmt = null;
protected $nCols = null;
protected $no_resultset = null;
public function __construct($stmt) {
$this->no_resultset = is_bool($metadata);
if (!$this->no_resultset) {
$this->stmt = $stmt;
$this->stmt->store_result();
}
}
public function containsResultSet(): bool {
return !$this->no_resultset;
}
public function num_rows(): int {
if ($this->no_resultset) throw new OIDplusException(_L('The query has returned no result set (i.e. it was not a SELECT query)'));
//$this->stmt->store_result();
return $this->stmt->num_rows;
}
public function fetch_array()/*: ?array*/ {
if ($this->no_resultset) throw new OIDplusException(_L('The query has returned no result set (i.e. it was not a SELECT query)'));
// https://stackoverflow.com/questions/10752815/mysqli-get-result-alternative , modified
$stmt = $this->stmt;
//$this->stmt->store_result();
$thisName = "";
if ($stmt->num_rows==0) return null;
for ($i = 0; $i < $stmt->num_rows; $i++) {
$metadata = $stmt->result_metadata();
while ($field = $metadata->fetch_field()) {
$thisName = $field->name;
$resultkeys[] = $thisName;
}
}
for ($i=0; $i<$this->nCols; $i++) {
$ret[$i] = NULL;
$theValue = $resultkeys[$i];
$ret[$theValue] = NULL; // will be overwritten by mysqli_stmt_bind_result
$args[] = &$ret[$theValue];
}
return null;
}
// This should advance the "$stmt" cursor.
return null;
}
// Return the array we built.
return $ret;
}
public function fetch_object()/*: ?object*/ {
if ($this->no_resultset) throw new OIDplusConfigInitializationException(_L('The query has returned no result set (i.e. it was not a SELECT query)'));
$ary = $this->fetch_array();
if (!$ary) return null;
$obj = new stdClass;
foreach ($ary as $name => $val) {
$obj->$name = $val;
}
return $obj;
}
}