static function act_message()
{
if (post('message_submit', 'isset')) {
//检查验证码
$check_code = post('code', 'post');
if ($check_code != session('message_code', true)) {
http::json(array('error' => 2, 'info' => 'check_code error'));
}
//接收、过滤数据
$data['user_name'] = post('name', 'title');
$data['tel'] = post('contact_tel', 'number');
$data['phone'] = post('contact_phone', 'account');
$data['email'] = post('email', 'account');
$data['message'] = post('message_content', 'info');
//验证数据
$data['tel'] = safe::reg($data['tel'], 'tel') ? $data['tel'] : null;
$data['phone'] = safe::reg($data['phone'], 'phone') ? $data['phone'] : null;
$data['email'] = safe::reg($data['email'], 'email') ? $data['email'] : null;
if ($data['message']) {
$add_result = db::add('message', $data);
//将数据写入留言表
if ($add_result) {
http::json(array('error' => 0, 'info' => 'add message succeed'));
}
}
}
//以json格式返回给浏览器
http::json(array('error' => 1, 'info' => 'add message failed'));
}
static function get_qrcode($str, $w_h = '120', $level = 'L', $margin = '0')
{
$str = trim($str);
$str = safe::reg($str, 'url') ? urlencode($str) : $str;
$gg_url = 'http://chart.apis.google.com/chart?';
$url_param = 'chs=' . $w_h . 'x' . $w_h . '&cht=qr&chld=' . $level . '|' . $margin . '&chl=' . $str;
// return $gg_url.$url_param;
return '<img src=' . $gg_url . $url_param . '>';
}
function url($lie = 0, $type = 0)
{
// $lie=$lie+n; //n为相对根目录的深度
$server_uri = isset($_SERVER['REQUEST_URI']) ? $_SERVER['REQUEST_URI'] : '';
$param = explode('/', trim($server_uri, '/'));
if ($lie < count($param)) {
$value = get_magic_quotes_gpc() ? $param[$lie] : addslashes($param[$lie]);
if (is_int($type)) {
return $type ? abs((int) $value) : strval(trim($value));
}
return safe::reg($value, $type) ? $value : null;
}
}
static function check($value, $rule, $type = 'regex')
{
$type = strtolower(trim($type));
switch ($type) {
case 'in':
//是否在指定范围值之内，逗号分隔字符串或者数组
//是否在指定范围值之内，逗号分隔字符串或者数组
case 'notin':
$range = is_array($rule) ? $rule : explode(',', $rule);
return $type == 'in' ? in_array($value, $range) : !in_array($value, $range);
case 'between':
//在某个区间内
//在某个区间内
case 'notbetween':
//在某个区间外
list($min, $max) = is_array($rule) ? $rule : explode(',', $rule);
return $type == 'between' ? $value >= $min && $value <= $max : $value < $min || $value > $max;
case 'equal':
//是否相等
//是否相等
case 'notequal':
//是否不等
return $type == 'equal' ? $value == $rule : $value != $rule;
case 'length':
//长度
$length = mb_strlen($value, 'utf-8');
if (strpos($rule, ',')) {
//指定长度区间内
list($min, $max) = explode(',', $rule);
return $length >= $min && $length <= $max;
} else {
//长度相等
return $length == $rule;
}
case 'expire':
//有效期
$now_time = time();
list($start, $end) = explode(',', $rule);
$start = is_numeric($start) ? $start : strtotime($start);
$start = is_numeric($end) ? $end : strtotime($end);
return $now_time >= $start && $now_time <= $end;
case 'regex':
default:
//默认使用正则验证 可以使用验证类中定义的验证名称
//检查附加规则
return safe::reg($value, $rule);
}
}
