tbl_relation.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  * Display table relations for viewing and editing
   5  *
   6  * includes phpMyAdmin relations and InnoDB relations
   7  *
   8  * @todo fix name handling: currently names with dots (.) are not properly handled
   9  * for internal relations (but foreign keys relations are correct)
  10  * @todo foreign key constraints require both fields being of equal type and size
  11  * @todo check foreign fields to be from same type and size, all other makes no sense
  12  * @todo if above todos are fullfilled we can add all fields meet requirements
  13  * in the select dropdown
  14  * @package PhpMyAdmin
  15  */
  16 declare(strict_types=1);
  17
  18 use PhpMyAdmin\Controllers\Table\RelationController;
  19 use PhpMyAdmin\DatabaseInterface;
  20 use PhpMyAdmin\Di\Container;
  21 use PhpMyAdmin\Relation;
  22 use PhpMyAdmin\Response;
  23 use PhpMyAdmin\Table;
  24 use PhpMyAdmin\Util;
  25
  26 if (! defined('ROOT_PATH')) {
  27     define('ROOT_PATH', __DIR__ . DIRECTORY_SEPARATOR);
  28 }
  29
  30 require_once ROOT_PATH . 'libraries/common.inc.php';
  31
  32 $container = Container::getDefaultContainer();
  33 $container->factory(RelationController::class);
  34 $container->set(Response::class, Response::getInstance());
  35 $container->alias('response', Response::class);
  36
  37 /* Define dependencies for the concerned controller */
  38 $db = $container->get('db');
  39 $table = $container->get('table');
  40
  41 /** @var DatabaseInterface $dbi */
  42 $dbi = $container->get(DatabaseInterface::class);
  43
  44 $options_array = [
  45     'CASCADE' => 'CASCADE',
  46     'SET_NULL' => 'SET NULL',
  47     'NO_ACTION' => 'NO ACTION',
  48     'RESTRICT' => 'RESTRICT',
  49 ];
  50 $relation = new Relation($dbi);
  51 $cfgRelation = $relation->getRelationsParam();
  52 $tbl_storage_engine = mb_strtoupper(
  53     $dbi->getTable($db, $table)->getStatusInfo('Engine')
  54 );
  55 $upd_query = new Table($table, $db, $dbi);
  56
  57 $dependency_definitions = [
  58     "options_array" => $options_array,
  59     "cfgRelation" => $cfgRelation,
  60     "tbl_storage_engine" => $tbl_storage_engine,
  61     "upd_query" => $upd_query
  62 ];
  63 if ($cfgRelation['relwork']) {
  64     $dependency_definitions['existrel'] = $relation->getForeigners(
  65         $db,
  66         $table,
  67         '',
  68         'internal'
  69     );
  70 }
  71 if (Util::isForeignKeySupported($tbl_storage_engine)) {
  72     $dependency_definitions['existrel_foreign'] = $relation->getForeigners(
  73         $db,
  74         $table,
  75         '',
  76         'foreign'
  77     );
  78 }
  79
  80 /** @var RelationController $controller */
  81 $controller = $container->get(RelationController::class, $dependency_definitions);
  82 $controller->indexAction();