<?php
/**
* Handles DB Multi-table query
*/
declare(strict_types=1);
namespace PhpMyAdmin\Database;
use PhpMyAdmin\ConfigStorage\Relation;
use PhpMyAdmin\ConfigStorage\RelationCleanup;
use PhpMyAdmin\DatabaseInterface;
use PhpMyAdmin\Operations;
use PhpMyAdmin\ParseAnalyze;
use PhpMyAdmin\Sql;
use PhpMyAdmin\Template;
use PhpMyAdmin\Transformations;
use PhpMyAdmin\Url;
use function array_keys;
use function md5;
/**
* Class to handle database Multi-table querying
*/
class MultiTableQuery
{
/**
* DatabaseInterface instance
*
* @var DatabaseInterface
*/
private $dbi;
/**
* Database name
*
* @var string
*/
private $db;
/**
* Default number of columns
*
* @var int
*/
private $defaultNoOfColumns;
/**
* Table names
*
* @var array
*/
private $tables;
/** @var Template */
public $template;
/**
* @param DatabaseInterface $dbi DatabaseInterface instance
* @param Template $template Template instance
* @param string $dbName Database name
* @param int $defaultNoOfColumns Default number of columns
*/
public function __construct(
DatabaseInterface $dbi,
Template $template,
$dbName,
$defaultNoOfColumns = 3
) {
$this->dbi = $dbi;
$this->db = $dbName;
$this->defaultNoOfColumns = $defaultNoOfColumns;
$this->template = $template;
$this->tables = $this->dbi->getTables($this->db);
}
/**
* Get Multi-Table query page HTML
*
* @return string Multi-Table query page HTML
*/
public function getFormHtml()
{
$tables = [];
foreach ($this->tables as $table) {
$tables[$table]['hash'] = md5($table);
$tables[$table]['columns'] = array_keys(
$this->dbi->getColumns($this->db, $table)
);
}
return $this->template->render('database/multi_table_query/form', [
'db' => $this->db,
'tables' => $tables,
'default_no_of_columns' => $this->defaultNoOfColumns,
]);
}
/**
* Displays multi-table query results
*
* @param string $sqlQuery The query to parse
* @param string $db The current database
*/
public static function displayResults($sqlQuery, $db): string
{
global $dbi;
[, $db] = ParseAnalyze::sqlQuery($sqlQuery, $db);
$goto = Url::getFromRoute('/database/multi-table-query');
$relation = new Relation($dbi);
$sql = new Sql(
$dbi,
$relation,
new RelationCleanup($dbi, $relation),
new Operations($dbi, $relation),
new Transformations(),
new Template()
);
return $sql->executeQueryAndSendQueryResponse(
null, // analyzed_sql_results
false, // is_gotofile
$db, // db
null, // table
null, // find_real_end
null, // sql_query_for_bookmark - see below
null, // extra_data
null, // message_to_show
null, // sql_data
$goto, // goto
null, // disp_query
null, // disp_message
$sqlQuery, // sql_query
null // complete_query
);
}
}