$value = mysql_fetch_array($value_query);
if (isset($value['value'])) {
return $value['value'];
}
return false;
}
function _sess_write($key, $val) {
global $SESS_LIFE;
$expiry = time() + $SESS_LIFE;
$value = $val;
$check_query = mysql_query("select count(*) as total from sessions where sesskey = '" . addslashes($key) . "'");
$check = mysql_fetch_array($check_query);
if ($check['total'] > 0) {
return mysql_query("update sessions set expiry = '" . addslashes($expiry) . "', value = '" . addslashes($value) . "' where sesskey = '" . addslashes($key) . "'");
} else {
return mysql_query("insert into sessions values ('" . addslashes($key) . "', '" . addslashes($expiry) . "', '" . addslashes($value) . "')");
}
}
function _sess_destroy($key) {
return mysql_query("delete from sessions where sesskey = '" . addslashes($key) . "'");
}
function _sess_gc($maxlifetime) {
mysql_query("delete from sessions where expiry < '" . time() . "'");
return true;
}
session_set_save_handler('_sess_open', '_sess_close', '_sess_read', '_sess_write', '_sess_destroy', '_sess_gc');
}
danoo_session_name( 'dtvSid' );
danoo_session_save_path(SESSION_WRITE_DIRECTORY);
还是有点不明白,open,write那些参数哪里来的。
修改php.ini配置的两个常用函数:
get_cfg_var('session.gc_maxlifetime') : 取得session.gc_maxlifetime的值
ini_set('session.cookie_lifetime','0') : 设置session.cookie_lifetime的值为0。
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