wcfsetup/install/files/lib/system/database/table/column/AbstractIntDatabaseTableColumn.class.php

   1 <?php
   2
   3 namespace wcf\system\database\table\column;
   4
   5 /**
   6  * Abstract implementation of an integer database table column.
   7  *
   8  * @author  Matthias Schmidt
   9  * @copyright   2001-2020 WoltLab GmbH
  10  * @license GNU Lesser General Public License <http://opensource.org/licenses/lgpl-license.php>
  11  * @package WoltLabSuite\Core\System\Database\Table\Column
  12  * @since   5.2
  13  */
  14 abstract class AbstractIntDatabaseTableColumn extends AbstractDatabaseTableColumn implements
  15     IAutoIncrementDatabaseTableColumn,
  16     IDefaultValueDatabaseTableColumn,
  17     ILengthDatabaseTableColumn
  18 {
  19     use TAutoIncrementDatabaseTableColumn;
  20     use TDefaultValueDatabaseTableColumn;
  21     use TLengthDatabaseTableColumn;
  22
  23     /**
  24      * @inheritDoc
  25      */
  26     public function getMinimumLength()
  27     {
  28         return 1;
  29     }
  30
  31     /**
  32      * @inheritDoc
  33      */
  34     public static function createFromData($name, array $data)
  35     {
  36         $length = $data['length'] ?? null;
  37
  38         // Unset `length` so that `parent::createFromData()` does not validate the length
  39         // which is done below.
  40         $data['length'] = null;
  41
  42         /** @var static $column */
  43         $column = parent::createFromData($name, $data);
  44
  45         if ($length) {
  46             try {
  47                 $column->length($length);
  48             } catch (\InvalidArgumentException $e) {
  49                 // Ignore exceptions due to the length being to large.
  50                 // Such cases can happen when columns were created using the SQL PIP
  51                 // where the length (which is just a display length for integer column
  52                 // types) is not validated. To update tables with such columns,
  53                 // exceptions related to the maximum length must be ignored.
  54                 if ($length > $column->getMaximumLength()) {
  55                     $column->length = $length;
  56                 } else {
  57                     throw $e;
  58                 }
  59             }
  60         }
  61
  62         return $column;
  63     }
  64 }