* Date: 2018-4-3
*/
namespace app\home\model;
use think\Db;
use think\Model;
/**
* 下载文件
*/
class DownloadFile extends Model
{
//初始化
protected function initialize()
{
// 需要调用`Model`的`initialize`方法
parent::initialize();
}
/**
* 获取指定下载文章的所有文件
* @author 小虎哥 by 2018-4-3
*/
public function getDownFile($aids = [], $field = '*')
{
$where = [];
!empty($aids) && $where['aid'] = ['IN', $aids];
$result = Db::name('DownloadFile')->field($field)
->where($where)
->order('sort_order asc')
->select();
if (!empty($result)) {
$hidden = '';
$n = 1;
$n2 = 1;
foreach ($result as $key => $val) {
$downurl = ROOT_DIR."/index.php?m=home&c=View&a=downfile&id={$val['file_id']}&uhash={$val['uhash']}";
$result[$key]['title'] = '';
if (!empty($val['extract_code'])) {
$result[$key]['title'] = '提取码：'.$val['extract_code'];
}
if (is_http_url($val['file_url'])) {
$result[$key]['server_name'] = !empty($val['file_name']) ? $val['file_name'] : "远程服务器({$n})";
$n++;
} else {
$result[$key]['server_name'] = "本地服务器({$n2})";
$n2++;
}
$result[$key]['softlinks'] = $downurl;
$result[$key]['downurl'] = "javascript:ey_1563185380({$val['file_id']});";
$result[$key]['ey_1563185380'] = "";
$result[$key]['ey_1563185376'] = $this->handleDownJs($hidden);
}
$result = group_same_key($result, 'aid');
}
return $result;
}
private function handleDownJs(&$hidden = '')
{
if (empty($hidden)) {
$hidden = <<
function ey_1563185380(file_id) {
var downurl = document.getElementById("ey_file_list_"+file_id).value + "&_ajax=1";
//创建异步对象
var ajaxObj = new XMLHttpRequest();
ajaxObj.open("get", downurl, true);
ajaxObj.setRequestHeader("X-Requested-With","XMLHttpRequest");
ajaxObj.setRequestHeader("Content-type","application/x-www-form-urlencoded");
//发送请求
ajaxObj.send();
ajaxObj.onreadystatechange = function () {
// 这步为判断服务器是否正确响应
if (ajaxObj.readyState == 4 && ajaxObj.status == 200) {
var json = ajaxObj.responseText;
var res = JSON.parse(json);
if (0 == res.code) {
alert(res.msg);
}else{
window.location.href = res.url;
}
}
};
};
EOF;
}
return $hidden;
}
}