Na}{

File Content: `IndexesController.php`

<?php

declare(strict_types=1);

namespace PhpMyAdmin\Controllers\Table;

use PhpMyAdmin\DatabaseInterface;
use PhpMyAdmin\DbTableExists;
use PhpMyAdmin\Index;
use PhpMyAdmin\ResponseRenderer;
use PhpMyAdmin\Table\Indexes;
use PhpMyAdmin\Template;
use PhpMyAdmin\Url;
use PhpMyAdmin\Util;

use function count;
use function is_array;
use function is_numeric;
use function json_decode;
use function min;

/**
 * Displays index edit/creation form and handles it.
 */
class IndexesController extends AbstractController
{
    /** @var DatabaseInterface */
    private $dbi;

    /** @var Indexes */
    private $indexes;

    public function __construct(
        ResponseRenderer $response,
        Template $template,
        string $db,
        string $table,
        DatabaseInterface $dbi,
        Indexes $indexes
    ) {
        parent::__construct($response, $template, $db, $table);
        $this->dbi = $dbi;
        $this->indexes = $indexes;
    }

    public function __invoke(): void
    {
        global $db, $table, $urlParams, $cfg, $errorUrl;

        if (! isset($_POST['create_edit_table'])) {
            Util::checkParameters(['db', 'table']);

            $urlParams = ['db' => $db, 'table' => $table];
            $errorUrl = Util::getScriptNameForOption($cfg['DefaultTabTable'], 'table');
            $errorUrl .= Url::getCommon($urlParams, '&');

            DbTableExists::check();
        }

        if (isset($_POST['index'])) {
            if (is_array($_POST['index'])) {
                // coming already from form
                $index = new Index($_POST['index']);
            } else {
                $index = $this->dbi->getTable($this->db, $this->table)->getIndex($_POST['index']);
            }
        } else {
            $index = new Index();
        }

        if (isset($_POST['do_save_data'])) {
            $this->indexes->doSaveData($index, false, $this->db, $this->table);

            return;
        }

        $this->displayForm($index);
    }

    /**
     * Display the form to edit/create an index
     *
     * @param Index $index An Index instance.
     */
    private function displayForm(Index $index): void
    {
        $this->dbi->selectDb($GLOBALS['db']);
        $add_fields = 0;
        if (isset($_POST['index']) && is_array($_POST['index'])) {
            // coming already from form
            if (isset($_POST['index']['columns']['names'])) {
                $add_fields = count($_POST['index']['columns']['names'])
                    - $index->getColumnCount();
            }

            if (isset($_POST['add_fields'])) {
                $add_fields += $_POST['added_fields'];
            }
        } elseif (isset($_POST['create_index'])) {
            /**
             * In most cases, an index may consist of up to 16 columns, so add an initial limit.
             * More columns could be added later if necessary.
             *
             * @see https://dev.mysql.com/doc/refman/5.6/en/multiple-column-indexes.html "up to 16 columns"
             * @see https://mariadb.com/kb/en/innodb-limitations/#limitations-on-schema "maximum of 16 columns"
             * @see https://mariadb.com/kb/en/myisam-overview/#myisam-features "Maximum of 32 columns per index"
             */
            $add_fields = 1;
            if (is_numeric($_POST['added_fields']) && $_POST['added_fields'] >= 2) {
                $add_fields = min((int) $_POST['added_fields'], 16);
            }
        }

        // Get fields and stores their name/type
        if (isset($_POST['create_edit_table'])) {
            $fields = json_decode($_POST['columns'], true);
            $index_params = [
                'Non_unique' => $_POST['index']['Index_choice'] === 'UNIQUE'
                    ? '0' : '1',
            ];
            $index->set($index_params);
            $add_fields = count($fields);
        } else {
            $fields = $this->dbi->getTable($this->db, $this->table)
                ->getNameAndTypeOfTheColumns();
        }

        $form_params = [
            'db' => $this->db,
            'table' => $this->table,
        ];

        if (isset($_POST['create_index'])) {
            $form_params['create_index'] = 1;
        } elseif (isset($_POST['old_index'])) {
            $form_params['old_index'] = $_POST['old_index'];
        } elseif (isset($_POST['index'])) {
            $form_params['old_index'] = $_POST['index'];
        }

        $this->addScriptFiles(['indexes.js']);

        $this->render('table/index_form', [
            'fields' => $fields,
            'index' => $index,
            'form_params' => $form_params,
            'add_fields' => $add_fields,
            'create_edit_table' => isset($_POST['create_edit_table']),
            'default_sliders_state' => $GLOBALS['cfg']['InitialSlidersState'],
            'is_from_nav' => isset($_POST['is_from_nav']),
        ]);
    }
}

Name	Size	Permission
Maintenance	---	0755
Partition	---	0755
Structure	---	0755
AbstractController.php	566 bytes	0644
AddFieldController.php	6213 bytes	0644
ChangeController.php	9399 bytes	0644
ChangeRowsController.php	1596 bytes	0644
ChartController.php	7315 bytes	0644
CreateController.php	5331 bytes	0644
DeleteConfirmController.php	1215 bytes	0644
DeleteRowsController.php	2919 bytes	0644
DropColumnConfirmationController.php	1040 bytes	0644
DropColumnController.php	2619 bytes	0644
ExportController.php	4056 bytes	0644
ExportRowsController.php	1682 bytes	0644
FindReplaceController.php	11854 bytes	0644
GetFieldController.php	2628 bytes	0644
GisVisualizationController.php	7218 bytes	0644
ImportController.php	4759 bytes	0644
IndexRenameController.php	2818 bytes	0644
IndexesController.php	4883 bytes	0644
OperationsController.php	18962 bytes	0644
PrivilegesController.php	2034 bytes	0644
RecentFavoriteController.php	725 bytes	0644
RelationController.php	11184 bytes	0644
ReplaceController.php	24665 bytes	0644
SearchController.php	12509 bytes	0644
SqlController.php	1924 bytes	0644
StructureController.php	14303 bytes	0644
TrackingController.php	7793 bytes	0644
TriggersController.php	2585 bytes	0644
ZoomSearchController.php	16179 bytes	0644

File Content: IndexesController.php

File Content: `IndexesController.php`