Method doUpload

lib_acl_cpp/samples/cgi_upload/main.cpp:147–267

POST ��ʽ�����㣺 Content-Type: multipart/form-data; boundary=xxx

	// POST ��ʽ�����㣺
	// Content-Type: multipart/form-data; boundary=xxx
	bool doUpload(HttpServletRequest& req, HttpServletResponse& res)
	{
		// �Ȼ�� Content-Type ��Ӧ�� http_ctype ����
		http_mime* mime = req.getHttpMime();
		if (mime == NULL)
		{
			logger_error("http_mime null");
			return false;
		}

		// ���������ij���
		long long int len = req.getContentLength();
		if (len <= 0)
		{
			logger_error("body empty");
			return false;
		}

		// ���������
		istream& in = req.getInputStream();
		char  buf[8192];
		int   ret;
		bool  finish = false;

		const char* filepath = "./var/mime_file";
		ofstream out;
		out.open_write(filepath);

		// ����ԭʼ�ļ�����·��
		mime->set_saved_path(filepath);

		size_t k;

		// ��ȡ HTTP �ͻ�����������
		while (len > 0)
		{
			k = (size_t) len > sizeof(buf)
				? sizeof(buf) : (size_t) len;
			ret = in.read(buf, k, false);
			if (ret == -1)
			{
				logger_error("read POST data error");
				return false;
			}
			out.write(buf, ret);

			len -= ret;

			// �����õ����������������������н���
			if (!finish && mime->update(buf, ret) == true)
				finish = true;
		}
		out.close();

		if (len != 0 || finish == false)
			logger_warn("not read all data from client");

		param1_ = req.getParameter("name1");