PHP怎么用封装的数据库保存session功能类-创新互联
这篇文章主要讲解了“PHP怎么用封装的数据库保存session功能类”,文中的讲解内容简单清晰,易于学习与理解,下面请大家跟着小编的思路慢慢深入,一起来研究和学习“PHP怎么用封装的数据库保存session功能类”吧!
公司主营业务:网站设计、网站建设、移动网站开发等业务。帮助企业客户真正实现互联网宣传,提高企业的竞争能力。创新互联是一支青春激扬、勤奋敬业、活力青春激扬、勤奋敬业、活力澎湃、和谐高效的团队。公司秉承以“开放、自由、严谨、自律”为核心的企业文化,感谢他们对我们的高要求,感谢他们从不同领域给我们带来的挑战,让我们激情的团队有机会用头脑与智慧不断的给客户带来惊喜。创新互联推出射阳免费做网站回馈大家。PHP用数据库保存session类:
table = new Table("safe_session"); } private function session_id_parse($session_id) { $time = hexdec(substr($session_id, 0, 8)); $skey = substr($session_id, 8); return array($time, $skey); } public function close() { loginfo("close: "); return true; } public function create_sid() { loginfo("create_sid: "); $time = time(); $skey = ""; $char = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"; for ($i=0; $i<52; $i++) { $skey .= $char{mt_rand(0, 61)}; } $session = array( "time" => $time, "skey" => $skey, "sval" => "", ); $this->table->insert($session); return dechex($time) . $skey; } public function destroy($session_id) { loginfo("destroy: %s", $session_id); list($time, $skey) = $this->session_id_parse($session_id); $this->table->where("time = ?", $time)->where("skey = ?", $skey)->delete(); return true; } public function gc($maxlifetime) { loginfo("gc: %s", $maxlifetime); $this->table->where("time < ?", time() - 86400 * 30)->delete(); return true; } public function open($save_path, $session_name) { loginfo("open: %s, %s", $save_path, $session_name); $this->save_path = $save_path; $this->session_name = $session_name; return true; } public function read($session_id) { loginfo("read: %s", $session_id); list($time, $skey) = $this->session_id_parse($session_id); $row = $this->table->where("time = ?", $time)->where("skey = ?", $skey)->select()->fetch(); if (empty($row)) { return ""; } return $row["sval"]; } public function write($session_id, $session_data) { loginfo("write: %s, %s", $session_id, $session_data); $session = array("sval" => $session_data,); list($time, $skey) = $this->session_id_parse($session_id); $this->table->where("time = ?", $time)->where("skey = ?", $skey)->update($session); return true; } }
感谢各位的阅读,以上就是“PHP怎么用封装的数据库保存session功能类”的内容了,经过本文的学习后,相信大家对PHP怎么用封装的数据库保存session功能类这一问题有了更深刻的体会,具体使用情况还需要大家实践验证。这里是创新互联网站建设公司,,小编将为大家推送更多相关知识点的文章,欢迎关注!
本文标题:PHP怎么用封装的数据库保存session功能类-创新互联
标题链接:http://pwwzsj.com/article/digdgh.html