Method do_xml

lib_acl_cpp/samples/http_response/main.cpp:105–141

���� text/xml ������

	// ���� text/xml ������
	bool do_xml(http_response& res, const char* req_charset, string& err) {
		xml1 body;
		if (res.get_body(body, local_charset_) == false) {
			err += "get_body error";
			return false;
		}
		xml_node* node = body.first_node();
		while (node) {
			const char* tag = node->tag_name();
			const char* name = node->attr_value("name");
			const char* pass = node->attr_value("pass");
			printf(">>tag: %s, name: %s, pass: %s\r\n",
				tag ? tag : "null",
				name ? name : "null",
				pass ? pass : "null");
			node = body.next_node();
		}

		// ������Ӧͷ�ֶ�
		http_header& header = res.response_header();
		string ctype("text/xml");
		if (req_charset) {
			ctype << "; charset=" << req_charset;
			header.set_content_type(ctype);
		} else {
			header.set_content_type(ctype);
		}

		printf(">>ctype: %s\r\n", ctype.c_str());

		// ������Ӧ�����ݣ���������Ӧ������
		string buf;
		body.build_xml(buf);

		// ������Ӧ������
		return response_body(res, buf, req_charset);
	}

	// ���� text/json ����
	bool do_json(http_response& res, const char* req_charset, string& err) {