/**
 * 把本地变量的内容到文件
 * 简单上传,上传指定变量的内存值作为object的内容
 */
public function putObject($imgPath,$object)
{
  $content = file_get_contents($imgPath); // 把当前文件的内容获取到传入文件中
  $options = array();
  try {
    $this->ossClient->putObject($this->bucket, $object, $content, $options);
  } catch (OssException $e) {
    return $e->getMessage();
  }
  return TRUE;
}
/**
 * 上传指定的本地文件内容
 */
public function uploadFile($imgPath,$object) //$_FILES['img']['tmp_name']
{
  $filePath = $imgPath;
  $options = array();
  try {
    $this->ossClient->uploadFile($this->bucket, $object, $filePath, $options);
  } catch (OssException $e) {
    return $e->getMessage();
  }
  return TRUE;
}
// 删除对象
public function deleteObject($object) {
  try {
    $this->ossClient->deleteObject($this->bucket, $object);
  } catch (OssException $e) {
    return $e->getMessage();
  }
  return TRUE;
}
// 判断对象是否存在
public function doesObjectExist($object) {
  try {
    $result = $this->ossClient->doesObjectExist($this->bucket, $object);
  } catch (OssException $e) {
    return $e->getMessage();
  }
  return $result;
}
// 批量删除对象
public function deleteObjects($objects) {
  try {
    $this->ossClient->deleteObjects($this->bucket, $objects);
  } catch (OssException $e) {
    return $e->getMessage();
  }
  return TRUE;
}
/**
 * 获取object的内容
 *
 * @param OssClient $ossClient OssClient实例
 * @param string $bucket 存储空间名称
 * @return null
 */
public function getObject($object)
{
  $options = array();
  try {
    $content = $this->ossClient->getObject($this->bucket, $object, $options);
  } catch (OssException $e) {
    return $e->getMessage();
  }
  // file_get_contents
  return $content;
}