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von raredesign | Dez 3, 2019 | Allgemein | 0 Kommentare

Cokiee Shell

Current Path : /var/www/web28/html/wp-content/plugins/matomo/app/core/Updater/Migration/Db/

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Current File : //var/www/web28/html/wp-content/plugins/matomo/app/core/Updater/Migration/Db/DropColumns.php

<?php

/**
 * Matomo - free/libre analytics platform
 *
 * @link    https://matomo.org
 * @license https://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
 */
namespace Piwik\Updater\Migration\Db;

use Piwik\DbHelper;
/**
 * @see Factory::dropColumn()
 * @ignore
 */
class DropColumns extends \Piwik\Updater\Migration\Db\Sql
{
    public function __construct($tableName, $columnNames)
    {
        $table = DbHelper::getTableColumns($tableName);
        // we need to remove all not existing columns. Otherwise if only one of the columns doesn't exist, all of
        // the columns wouldn't be removed
        $columnNames = array_filter($columnNames, function ($columnName) use($table) {
            return isset($table[$columnName]);
        });
        if (empty($columnNames)) {
            parent::__construct('', static::ERROR_CODE_COLUMN_NOT_EXISTS);
        } else {
            $columnNames = array_unique($columnNames);
            $dropColumns = array_map(function ($columnName) {
                return sprintf('DROP COLUMN `%s`', $columnName);
            }, $columnNames);
            $sql = sprintf("ALTER TABLE `%s` %s", $tableName, implode(', ', $dropColumns));
            parent::__construct($sql, static::ERROR_CODE_COLUMN_NOT_EXISTS);
        }
    }
}

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