error("数据库管理插件只允许在开发环境下使用");
}
return parent::_initialize();
}
/**
* 查看
*/
public function index()
{
$tables_data_length = $tables_index_length = $tables_free_length = $tables_data_count = 0;
$tables = $list = [];
$list = Db::query("SHOW TABLES");
foreach ($list as $key => $row) {
$tables[] = ['name' => reset($row), 'rows' => 0];
}
$data['tables'] = $tables;
$data['saved_sql'] = [];
$this->view->assign($data);
return $this->view->fetch();
}
/**
* SQL查询
*/
public function query()
{
$do_action = $this->request->post('do_action');
echo '';
if ($do_action == '') {
exit(__('Invalid parameters'));
}
$tablename = $this->request->post("tablename/a", []);
if (in_array($do_action, array('doquery', 'optimizeall', 'repairall'))) {
$this->$do_action();
} elseif (count($tablename) == 0) {
exit(__('请选中表后再进行操作'));
} else {
foreach ($tablename as $table) {
$this->$do_action($table);
echo "
";
}
}
}
private function viewinfo($name)
{
$row = Db::query("SHOW CREATE TABLE `{$name}`");
$row = array_values($row[0]);
$info = $row[1];
echo "<![CDATA[{$info};]]>";
}
private function viewdata($name = '')
{
$sqlquery = "SELECT * FROM `{$name}`";
$this->doquery($sqlquery);
}
private function optimize($name = '')
{
if (Db::execute("OPTIMIZE TABLE `{$name}`")) {
echo __('Optimize table %s done', $name);
} else {
echo __('Optimize table %s fail', $name);
}
}
private function optimizeall($name = '')
{
$list = Db::query("SHOW TABLES");
foreach ($list as $key => $row) {
$name = reset($row);
if (Db::execute("OPTIMIZE TABLE {$name}")) {
echo __('Optimize table %s done', $name);
} else {
echo __('Optimize table %s fail', $name);
}
echo "
";
}
}
private function repair($name = '')
{
if (Db::execute("REPAIR TABLE `{$name}`")) {
echo __('Repair table %s done', $name);
} else {
echo __('Repair table %s fail', $name);
}
}
private function repairall($name = '')
{
$list = Db::query("SHOW TABLES");
foreach ($list as $key => $row) {
$name = reset($row);
if (Db::execute("REPAIR TABLE {$name}")) {
echo __('Repair table %s done', $name);
} else {
echo __('Repair table %s fail', $name);
}
echo "
";
}
}
private function doquery($sql = null)
{
$sqlquery = $sql ? $sql : $this->request->post('sqlquery');
if ($sqlquery == '') {
exit(__('SQL can not be empty'));
}
$sqlquery = str_replace('__PREFIX__', config('database.prefix'), $sqlquery);
$sqlquery = str_replace("\r", "", $sqlquery);
$sqls = preg_split("/;[ \t]{0,}\n/i", $sqlquery);
$maxreturn = 100;
$r = '';
foreach ($sqls as $key => $val) {
if (trim($val) == '') {
continue;
}
$val = rtrim($val, ';');
$r .= "SQL：{$val} ";
if (preg_match("/^(select|explain)(.*)/i ", $val)) {
Debug::remark("begin");
$limit = stripos(strtolower($val), "limit") !== false ? true : false;
try {
$count = Db::execute($val);
if ($count > 0) {
$resultlist = Db::query($val . (!$limit && $count > $maxreturn ? ' LIMIT ' . $maxreturn : ''));
} else {
$resultlist = [];
}
} catch (\PDOException $e) {
continue;
}
Debug::remark("end");
$time = Debug::getRangeTime('begin', 'end', 4);
$usedseconds = __('Query took %s seconds', $time) . "
";
if ($count <= 0) {
$r .= __('Query returned an empty result');
} else {
$r .= (__('Total:%s', $count) . (!$limit && $count > $maxreturn ? ',' . __('Max output:%s', $maxreturn) : ""));
}
$r = $r . ',' . $usedseconds;
$j = 0;
foreach ($resultlist as $m => $n) {
$j++;
if (!$limit && $j > $maxreturn) {
break;
}
$r .= "
";
$r .= "" . __('Row:%s', $j) . "
";
foreach ($n as $k => $v) {
$r = $r . "" . htmlentities($k) . "：" . htmlentities($v) . "
\r\n";
}
}
} else {
try {
Debug::remark("begin");
$count = Db::getPdo()->exec($val);
Debug::remark("end");
} catch (\PDOException $e) {
continue;
}
$time = Debug::getRangeTime('begin', 'end', 4);
$r .= __('Query affected %s rows and took %s seconds', $count, $time) . "
";
}
}
echo $r;
}
}