126 lines
4.1 KiB
PHP
Executable File
126 lines
4.1 KiB
PHP
Executable File
<?php if (!defined('BASEPATH')) exit('No direct script access allowed');
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class Backup extends CI_Controller {
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public function __construct(){
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parent::__construct();
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$this->common_model->checkpurview();
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$this->load->helper(array('directory','download'));
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$this->backup_path = $this->config->item('backup_path');
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$this->filename = str_no().'.sql';
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}
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//备份
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public function index(){
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$this->load->dbutil();
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$query = $this->db->query('SHOW TABLE STATUS');
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$prefs = array(
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'tables' => array_column($query->result_array(),'Name'),
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'ignore' => array(),
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'format' => 'txt',
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'filename' => $this->filename,
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'add_drop' => TRUE,
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'add_insert' => TRUE,
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'newline' => "\n"
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);
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$info = &$this->dbutil->backup($prefs);
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$path = $this->backup_path.$this->filename;
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$this->create_folders($this->backup_path);//add my michen 20170818
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if (write_file($path, $info)) {
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$this->common_model->logs('备份与恢复,备份文件名:'.$this->filename);
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$data['createTime'] = date('Y-m-d H:i:s');
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$data['username'] = $this->filename;
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$data['filename'] = $this->filename;
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$data['dbid'] = 0;
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$data['fid'] = $this->filename;
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$data['size'] = filesize($path);
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str_alert(200,'success',$data);
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}
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str_alert(-1,'文件写入失败');
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}
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//备份列表
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public function queryBackupFile(){
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$v = array();
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$list = get_dir_file_info($this->backup_path);
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$data['status'] = 200;
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$data['msg'] = 'success';
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$i = 0;
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count($list)<1 && str_alert(250,'暂无查询结果');
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foreach ($list as $arr=>$row) {
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$v[$i]['fid'] = $row['name'];
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$v[$i]['createTime'] = date("Y-m-d H:i:s", $row['date']);
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$v[$i]['username'] = $row['date'];
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$v[$i]['filename'] = $row['name'];
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$v[$i]['dbid'] = 0;
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$v[$i]['size'] = $row['size'];
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$i++;
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}
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$data['data']['items'] = $v;
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$data['totalsize'] = 1;
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die(json_encode($data));
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}
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//删除
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public function deleteBackupFile(){
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$data['id'] = str_enhtml($this->input->get_post('id',TRUE));
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if (@unlink($this->backup_path.$data['id'])) {
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$this->common_model->logs('备份与恢复,删除文件名:'.$data['id']);
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str_alert(200,'删除成功',$data);
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} else {
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str_alert(-1,'删除失败');
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}
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}
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//还原
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public function recover(){
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$id = str_enhtml($this->input->get_post('id',TRUE));
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$data = read_file($this->backup_path.$id);
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if ($data) {
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$this->db->trans_begin();
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$list = explode(";\n",$data);
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foreach ($list as $sql) {
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//add by michen 20170723 for 修复恢复 begin
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if(strrpos($sql, '#',0)!=false)
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$msql = substr($sql, strrpos($sql, '#',0)+1);
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else
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$msql=$sql;
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$msql = trim($msql);
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if(!empty($msql))//只要empty没有isempty，且只能检测变量，不能检测函数
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//add by michen 20170723 for 修复恢复 end
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$this->db->query($msql);
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}
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if ($this->db->trans_status() === FALSE) {
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$this->db->trans_rollback();
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str_alert(-1,'恢复失败');
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} else {
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$this->db->trans_commit();
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$this->common_model->logs('备份与恢复,恢复文件名:'.$id);
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str_alert(200,'恢复成功');
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}
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}
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str_alert(-1,'恢复失败');
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}
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//下载
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public function download() {
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$fid = str_enhtml($this->input->get_post('fid',TRUE));
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$data = read_file($this->backup_path.$fid);
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if ($data) {
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$this->common_model->logs('备份与恢复,下载文件名:'.$fid);
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force_download($fid, $data);
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} else {
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str_alert(-1,'下载失败');
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}
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}
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function create_folders($dir) {
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return is_dir($dir) or ($this->create_folders(dirname($dir)) and mkdir($dir, 0777));
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}
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}
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/* End of file welcome.php */
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/* Location: ./application/controllers/welcome.php */ |