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<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* Common includes for the database level views
*
* @package PhpMyAdmin
*/
use PhpMyAdmin\Core;
use PhpMyAdmin\Message;
use PhpMyAdmin\Response;
use PhpMyAdmin\Url;
use PhpMyAdmin\Util;
use PhpMyAdmin\Operations;
if (! defined('PHPMYADMIN')) {
exit;
}
PhpMyAdmin\Util::checkParameters(array('db'));
global $cfg;
global $db;
$response = Response::getInstance();
$is_show_stats = $cfg['ShowStats'];
$db_is_system_schema = $GLOBALS['dbi']->isSystemSchema($db);
if ($db_is_system_schema) {
$is_show_stats = false;
}
/**
* Defines the urls to return to in case of error in a sql statement
*/
$err_url_0 = 'index.php' . Url::getCommon();
$err_url = PhpMyAdmin\Util::getScriptNameForOption(
$GLOBALS['cfg']['DefaultTabDatabase'], 'database'
)
. Url::getCommon(array('db' => $db));
/**
* Ensures the database exists (else move to the "parent" script) and displays
* headers
*/
if (! isset($is_db) || ! $is_db) {
if (strlen($db) > 0) {
$is_db = $GLOBALS['dbi']->selectDb($db);
// This "Command out of sync" 2014 error may happen, for example
// after calling a MySQL procedure; at this point we can't select
// the db but it's not necessarily wrong
if ($GLOBALS['dbi']->getError() && $GLOBALS['errno'] == 2014) {
$is_db = true;
unset($GLOBALS['errno']);
}
} else {
$is_db = false;
}
// Not a valid db name -> back to the welcome page
$params = array('reload' => '1');
if (isset($message)) {
$params['message'] = $message;
}
$uri = './index.php' . Url::getCommonRaw($params);
if (strlen($db) === 0 || ! $is_db) {
$response = Response::getInstance();
if ($response->isAjax()) {
$response->setRequestStatus(false);
$response->addJSON(
'message',
Message::error(__('No databases selected.'))
);
} else {
Core::sendHeaderLocation($uri);
}
exit;
}
} // end if (ensures db exists)
/**
* Changes database charset if requested by the user
*/
if (isset($_POST['submitcollation'])
&& isset($_POST['db_collation'])
&& ! empty($_POST['db_collation'])
) {
list($db_charset) = explode('_', $_POST['db_collation']);
$sql_query = 'ALTER DATABASE '
. PhpMyAdmin\Util::backquote($db)
. ' DEFAULT' . Util::getCharsetQueryPart($_POST['db_collation']);
$result = $GLOBALS['dbi']->query($sql_query);
$message = Message::success();
/**
* Changes tables charset if requested by the user
*/
if (
isset($_POST['change_all_tables_collations']) &&
$_POST['change_all_tables_collations'] === 'on'
) {
list($tables, , , , , , , ,) = PhpMyAdmin\Util::getDbInfo($db, null);
foreach($tables as $tableName => $data) {
if ($GLOBALS['dbi']->getTable($db, $tableName)->isView()) {
// Skip views, we can not change the collation of a view.
// issue #15283
continue;
}
$sql_query = 'ALTER TABLE '
. PhpMyAdmin\Util::backquote($db)
. '.'
. PhpMyAdmin\Util::backquote($tableName)
. ' DEFAULT '
. Util::getCharsetQueryPart($_POST['db_collation']);
$GLOBALS['dbi']->query($sql_query);
/**
* Changes columns charset if requested by the user
*/
if (
isset($_POST['change_all_tables_columns_collations']) &&
$_POST['change_all_tables_columns_collations'] === 'on'
) {
$operations = new Operations();
$operations->changeAllColumnsCollation($db, $tableName, $_POST['db_collation']);
}
}
}
unset($db_charset);
/**
* If we are in an Ajax request, let us stop the execution here. Necessary for
* db charset change action on db_operations.php. If this causes a bug on
* other pages, we might have to move this to a different location.
*/
if ($response->isAjax()) {
$response->setRequestStatus($message->isSuccess());
$response->addJSON('message', $message);
exit;
}
} elseif (isset($_POST['submitcollation'])
&& isset($_POST['db_collation'])
&& empty($_POST['db_collation'])
) {
$response = Response::getInstance();
if ($response->isAjax()) {
$response->setRequestStatus(false);
$response->addJSON(
'message',
Message::error(__('No collation provided.'))
);
}
}
/**
* Set parameters for links
*/
$url_query = Url::getCommon(array('db' => $db));