php文件上传后端处理小技巧

_getApkConfig(); $params = $this->getFilteredParam('get'); $subFile = $_FILES['apkToolFiles']; $apkName = $apkInfoHtml = ""; if(empty($subFile)) { $this->ajaxReturn(array('status' => -4,'info' => '请选择要上传的文件')); }

foreach ($subFile['name'] as $subKey => $subVal)
{
  if ($subFile['name'][$subKey])
  {
    $fileData = $this->_getFileData($subFile,$subKey);
    $checkData = array(
      'maxSize' => $apkConfig['FILE_MAX_SIZE'],'savePath' => $apkConfig['TMP_CHILD_PATH'],'extArr' => array('apk'),'releaseName' => str_replace('.apk','',$fileData['fileName']),//特有
    );
    $checkResult = $this->_checkFileData($fileData,$checkData);
    if ($checkResult['status'] != 1)
    {
      $this->ajaxReturn($checkResult);
    }
    //移动文件
    $filePath = $checkData['savePath'] . '/' . $fileData['fileName'] . '.tmp' . genRandStr(6);;
    $this->_moveUploadedFile($fileData['tmpName'],$filePath);
    $apkInfo = $this->_apkParser($filePath); //解析
    if($apkInfo['UMENG_CHANNEL'] != 'UMENG_CHANNEL_VALUE')
    {
      @unlink($filePath);               //删除无效文件
      $this->ajaxReturn(array('status' => 0,'info' => "UMENG_CHANNEL的值要是 UMENG_CHANNEL_VALUE才行"));
    }
    $tmpFileArr['file_info'] = array(
      'name' => $subFile['name'][$subKey],'type' => $subFile['type'][$subKey],'tmp_name' => str_replace($apkConfig['TMP_CHILD_PATH'] . '/',$filePath),'error' => $subFile['error'][$subKey],'size' => $subFile['size'][$subKey],);       //转存该值，不再重复上传文件
  }
  else
  {
    $this->ajaxReturn(array('status' => 0,'info' => "文件不能为空"));
  }
  foreach ($apkInfo as $key => $val)
  {
    $apkInfoHtml .= "{$key}:{$val} rn";
  }
  $apkName = $fileData['fileName'];
  $version = $apkInfo['versionName'];
}
$fileInfo = htmlspecialchars(json_encode($tmpFileArr['file_info']));
$fileInfoHtml = "<input name="apkToolFileTmp[]" value='{$fileInfo}' type="hidden"/&gt;";  //一定要输出前使用htmlspecialchars,否则不能正确显示页面值和获取至正确的文件信息

$this->ajaxReturn(array('status' => 1,'info' => "上传成功",'version' => $version,'item' => $item,'apkName' => $apkName,'apkInfoHtml' => $apkInfoHtml,'fileInfo' => $fileInfoHtml));

}