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  1. <?php
  2.  
  3. /*
  4.  * OIDplus 2.0
  5.  * Copyright 2019 - 2021 Daniel Marschall, ViaThinkSoft
  6.  *
  7.  * Licensed under the Apache License, Version 2.0 (the "License");
  8.  * you may not use this file except in compliance with the License.
  9.  * You may obtain a copy of the License at
  10.  *
  11.  *     http://www.apache.org/licenses/LICENSE-2.0
  12.  *
  13.  * Unless required by applicable law or agreed to in writing, software
  14.  * distributed under the License is distributed on an "AS IS" BASIS,
  15.  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16.  * See the License for the specific language governing permissions and
  17.  * limitations under the License.
  18.  */
  19.  
  20. namespace ViaThinkSoft\OIDplus;
  21.  
  22. class OIDplusQueryResultPgSql extends OIDplusQueryResult {
  23.         protected $no_resultset;
  24.         protected $res;
  25.  
  26.         public function __construct($res) {
  27.                 $this->no_resultset = is_bool($res);
  28.  
  29.                 if (!$this->no_resultset) {
  30.                         $this->res = $res;
  31.                 }
  32.         }
  33.  
  34.         public function __destruct() {
  35.                 if ($this->res) {
  36.                         pg_free_result($this->res);
  37.                 }
  38.         }
  39.  
  40.         public function containsResultSet(): bool {
  41.                 return !$this->no_resultset;
  42.         }
  43.  
  44.         public function num_rows(): int {
  45.                 if ($this->no_resultset) throw new OIDplusException(_L('The query has returned no result set (i.e. it was not a SELECT query)'));
  46.                 return pg_num_rows($this->res);
  47.         }
  48.  
  49.         public function fetch_array()/*: ?array*/ {
  50.                 if ($this->no_resultset) throw new OIDplusException(_L('The query has returned no result set (i.e. it was not a SELECT query)'));
  51.                 $ret = pg_fetch_array($this->res, null, PGSQL_ASSOC);
  52.                 if ($ret === false) $ret = null;
  53.                 if (!is_null($ret)) {
  54.                         foreach ($ret as $key => &$value){
  55.                                 $type = pg_field_type($this->res,pg_field_num($this->res, $key));
  56.                                 if ($type == 'bool'){
  57.                                         $value = ($value == 't');
  58.                                 }
  59.                         }
  60.                 }
  61.                 return $ret;
  62.         }
  63.  
  64.         public function fetch_object()/*: ?object*/ {
  65.                 if ($this->no_resultset) throw new OIDplusException(_L('The query has returned no result set (i.e. it was not a SELECT query)'));
  66.                 $ret = pg_fetch_object($this->res);
  67.                 if ($ret === false) $ret = null;
  68.                 if (!is_null($ret)) {
  69.                         foreach ($ret as $key => &$value){
  70.                                 $type = pg_field_type($this->res,pg_field_num($this->res, $key));
  71.                                 if ($type == 'bool'){
  72.                                         $value = ($value == 't');
  73.                                 }
  74.                         }
  75.                 }
  76.                 return $ret;
  77.         }
  78. }