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<?php
/**
* SQL import plugin for phpMyAdmin
*/
declare(strict_types=1);
namespace PhpMyAdmin\Plugins\Import;
use PhpMyAdmin\DatabaseInterface;
use PhpMyAdmin\File;
use PhpMyAdmin\Plugins\ImportPlugin;
use PhpMyAdmin\Properties\Options\Groups\OptionsPropertyMainGroup;
use PhpMyAdmin\Properties\Options\Groups\OptionsPropertyRootGroup;
use PhpMyAdmin\Properties\Options\Items\BoolPropertyItem;
use PhpMyAdmin\Properties\Options\Items\SelectPropertyItem;
use PhpMyAdmin\Properties\Plugins\ImportPluginProperties;
use PhpMyAdmin\SqlParser\Utils\BufferedQuery;
use function __;
use function count;
use function implode;
use function mb_strlen;
use function preg_replace;
/**
* Handles the import for the SQL format
*/
class ImportSql extends ImportPlugin
{
/**
* @psalm-return non-empty-lowercase-string
*/
public function getName(): string
{
return 'sql';
}
protected function setProperties(): ImportPluginProperties
{
global $dbi;
$importPluginProperties = new ImportPluginProperties();
$importPluginProperties->setText('SQL');
$importPluginProperties->setExtension('sql');
$importPluginProperties->setOptionsText(__('Options'));
$compats = $dbi->getCompatibilities();
if (count($compats) > 0) {
$values = [];
foreach ($compats as $val) {
$values[$val] = $val;
}
// create the root group that will be the options field for
// $importPluginProperties
// this will be shown as "Format specific options"
$importSpecificOptions = new OptionsPropertyRootGroup('Format Specific Options');
// general options main group
$generalOptions = new OptionsPropertyMainGroup('general_opts');
// create primary items and add them to the group
$leaf = new SelectPropertyItem(
'compatibility',
__('SQL compatibility mode:')
);
$leaf->setValues($values);
$leaf->setDoc(
[
'manual_MySQL_Database_Administration',
'Server_SQL_mode',
]
);
$generalOptions->addProperty($leaf);
$leaf = new BoolPropertyItem(
'no_auto_value_on_zero',
__('Do not use <code>AUTO_INCREMENT</code> for zero values')
);
$leaf->setDoc(
[
'manual_MySQL_Database_Administration',
'Server_SQL_mode',
'sqlmode_no_auto_value_on_zero',
]
);
$generalOptions->addProperty($leaf);
// add the main group to the root group
$importSpecificOptions->addProperty($generalOptions);
// set the options for the import plugin property item
$importPluginProperties->setOptions($importSpecificOptions);
}
return $importPluginProperties;
}
/**
* Handles the whole import logic
*
* @param array $sql_data 2-element array with sql data
*/
public function doImport(?File $importHandle = null, array &$sql_data = []): void
{
global $error, $timeout_passed, $dbi;
// Handle compatibility options.
$this->setSQLMode($dbi, $_REQUEST);
$bq = new BufferedQuery();
if (isset($_POST['sql_delimiter'])) {
$bq->setDelimiter($_POST['sql_delimiter']);
}
/**
* Will be set in Import::getNextChunk().
*
* @global bool $GLOBALS ['finished']
*/
$GLOBALS['finished'] = false;
while (! $error && (! $timeout_passed)) {
// Getting the first statement, the remaining data and the last
// delimiter.
$statement = $bq->extract();
// If there is no full statement, we are looking for more data.
if (empty($statement)) {
// Importing new data.
$newData = $this->import->getNextChunk($importHandle);
// Subtract data we didn't handle yet and stop processing.
if ($newData === false) {
$GLOBALS['offset'] -= mb_strlen($bq->query);
break;
}
// Checking if the input buffer has finished.
if ($newData === true) {
$GLOBALS['finished'] = true;
break;
}
// Convert CR (but not CRLF) to LF otherwise all queries may
// not get executed on some platforms.
$bq->query .= preg_replace("/\r($|[^\n])/", "\n$1", $newData);
continue;
}
// Executing the query.
$this->import->runQuery($statement, $statement, $sql_data);
}
// Extracting remaining statements.
while (! $error && ! $timeout_passed && ! empty($bq->query)) {
$statement = $bq->extract(true);
if (empty($statement)) {
continue;
}
$this->import->runQuery($statement, $statement, $sql_data);
}
if ($GLOBALS['error']) {
return;
}
// Finishing.
$this->import->runQuery('', '', $sql_data);
}
/**
* Handle compatibility options
*
* @param DatabaseInterface $dbi Database interface
* @param array $request Request array
*/
private function setSQLMode($dbi, array $request): void
{
$sql_modes = [];
if (isset($request['sql_compatibility']) && $request['sql_compatibility'] !== 'NONE') {
$sql_modes[] = $request['sql_compatibility'];
}
if (isset($request['sql_no_auto_value_on_zero'])) {
$sql_modes[] = 'NO_AUTO_VALUE_ON_ZERO';
}
if (count($sql_modes) <= 0) {
return;
}
$dbi->tryQuery(
'SET SQL_MODE="' . implode(',', $sql_modes) . '"'
);
}
}
|
