<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* SQL import plugin for phpMyAdmin
*
* @package PhpMyAdmin-Import
* @subpackage SQL
*/
namespace PMA\libraries\plugins\import;
use PMA\libraries\properties\options\items\BoolPropertyItem;
use PMA\libraries\properties\plugins\ImportPluginProperties;
use PMA\libraries\properties\options\groups\OptionsPropertyMainGroup;
use PMA\libraries\properties\options\groups\OptionsPropertyRootGroup;
use PMA;
use PMA\libraries\plugins\ImportPlugin;
use PMA\libraries\properties\options\items\SelectPropertyItem;
use SqlParser;
/**
* Handles the import for the SQL format
*
* @package PhpMyAdmin-Import
* @subpackage SQL
*/
class ImportSql extends ImportPlugin
{
/**
* Constructor
*/
public function __construct()
{
$this->setProperties();
}
/**
* Sets the import plugin properties.
* Called in the constructor.
*
* @return void
*/
protected function setProperties()
{
$importPluginProperties = new ImportPluginProperties();
$importPluginProperties->setText('SQL');
$importPluginProperties->setExtension('sql');
$importPluginProperties->setOptionsText(__('Options'));
$compats = $GLOBALS['dbi']->getCompatibilities();
if (count($compats) > 0) {
$values = array();
foreach ($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(
array(
'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(
array(
'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);
}
$this->properties = $importPluginProperties;
}
/**
* Handles the whole import logic
*
* @param array &$sql_data 2-element array with sql data
*
* @return void
*/
public function doImport(&$sql_data = array())
{
global $error, $timeout_passed;
// Handle compatibility options.
$this->_setSQLMode($GLOBALS['dbi'], $_REQUEST);
$bq = new SqlParser\Utils\BufferedQuery();
if (isset($_POST['sql_delimiter'])) {
$bq->setDelimiter($_POST['sql_delimiter']);
}
/**
* Will be set in PMA_importGetNextChunk().
*
* @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.
$newData = PMA_importGetNextChunk();
// Subtract data we didn't handle yet and stop processing.
if ($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", $newData);
continue;
}
// Executing the query.
PMA_importRunQuery($statement, $statement, $sql_data);
}
// Extracting remaining statements.
while ((!$error) && (!$timeout_passed) && (!empty($bq->query))) {
$statement = $bq->extract(true);
if (!empty($statement)) {
PMA_importRunQuery($statement, $statement, $sql_data);
}
}
// Finishing.
PMA_importRunQuery('', '', $sql_data);
}
/**
* Handle compatibility options
*
* @param PMA\libraries\DatabaseInterface $dbi Database interface
* @param array $request Request array
*
* @return void
*/
private function _setSQLMode($dbi, $request)
{
$sql_modes = array();
if (isset($request['sql_compatibility'])
&& 'NONE' != $request['sql_compatibility']
) {
$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) {
$dbi->tryQuery(
'SET SQL_MODE="' . implode(',', $sql_modes) . '"'
);
}
}
}