<?php
declare(strict_types=1);
namespace PhpMyAdmin\Controllers\Table;
use PhpMyAdmin\ConfigStorage\RelationCleanup;
use PhpMyAdmin\DatabaseInterface;
use PhpMyAdmin\FlashMessages;
use PhpMyAdmin\Message;
use PhpMyAdmin\ResponseRenderer;
use PhpMyAdmin\Template;
use PhpMyAdmin\Util;
use function __;
use function _ngettext;
use function count;
final class DropColumnController extends AbstractController
{
/** @var DatabaseInterface */
private $dbi;
/** @var FlashMessages */
private $flash;
/** @var RelationCleanup */
private $relationCleanup;
public function __construct(
ResponseRenderer $response,
Template $template,
string $db,
string $table,
DatabaseInterface $dbi,
FlashMessages $flash,
RelationCleanup $relationCleanup
) {
parent::__construct($response, $template, $db, $table);
$this->dbi = $dbi;
$this->flash = $flash;
$this->relationCleanup = $relationCleanup;
}
public function __invoke(): void
{
$selected = $_POST['selected'] ?? [];
if (empty($selected)) {
$this->response->setRequestStatus(false);
$this->response->addJSON('message', __('No column selected.'));
return;
}
$selectedCount = count($selected);
if (($_POST['mult_btn'] ?? '') === __('Yes')) {
$i = 1;
$statement = 'ALTER TABLE ' . Util::backquote($this->table);
foreach ($selected as $field) {
$this->relationCleanup->column($this->db, $this->table, $field);
$statement .= ' DROP ' . Util::backquote($field);
$statement .= $i++ === $selectedCount ? ';' : ',';
}
$this->dbi->selectDb($this->db);
$result = $this->dbi->tryQuery($statement);
if (! $result) {
$message = Message::error($this->dbi->getError());
}
} else {
$message = Message::success(__('No change'));
}
if (empty($message)) {
$message = Message::success(
_ngettext(
'%1$d column has been dropped successfully.',
'%1$d columns have been dropped successfully.',
$selectedCount
)
);
$message->addParam($selectedCount);
}
$this->flash->addMessage($message->isError() ? 'danger' : 'success', $message->getMessage());
$this->redirect('/table/structure', ['db' => $this->db, 'table' => $this->table]);
}
}