acl/lib_acl_cpp/include/acl_cpp/smtp/mail_attach.hpp

#pragma once
#include "../acl_cpp_define.hpp"
#include "../stdlib/string.hpp"

namespace acl {

class mime_code;
class ostream;

/**
 * ׫д<EFBFBD>ʼ<EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>صĹ<EFBFBD><EFBFBD><EFBFBD>
 */
class ACL_CPP_API mail_attach
{
public:
	/**
	 * <EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD>ʱ<EFBFBD>Ĺ<EFBFBD><EFBFBD>캯<EFBFBD><EFBFBD>
	 * @param filepath {const char*} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD>洢·<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param content_type {const char*} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param charset {const char*} <EFBFBD><EFBFBD>Ϊ<EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˲<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ı<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD>
	 */
	mail_attach(const char* filepath, const char* content_type,
		const char* charset);
	~mail_attach();

	/**
	 * <EFBFBD><EFBFBD><EFBFBD>ø<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> rfc2047 <EFBFBD><EFBFBD>ʽ<EFBFBD><EFBFBD><EFBFBD>б<EFBFBD><EFBFBD><EFBFBD>
	 * @param name {const char*} <EFBFBD>ǿ<EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD>
	 * @param charset {const char*} <EFBFBD>ò<EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> NULL ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 *  <EFBFBD><EFBFBD><EFBFBD>Զ<EFBFBD>ʹ<EFBFBD><EFBFBD> rfc2047 <EFBFBD><EFBFBD>ʽ<EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>б<EFBFBD><EFBFBD>룬<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڲ<EFBFBD>ֱ<EFBFBD>Ӵ洢<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return {mail_attach&}
	 */
	mail_attach& set_filename(const char* name, const char* charset = NULL);

	/**
	 * <EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>е<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ multipart/relative <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ô˺<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD>
	 * html <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> cid <EFBFBD><EFBFBD>ʶ<EFBFBD><EFBFBD>
	 * @param id {const char*} cid <EFBFBD><EFBFBD>ʶ<EFBFBD><EFBFBD>
	 * @return {mail_attach&}
	 */
	mail_attach& set_content_id(const char* id);

	/**
	 * <EFBFBD><EFBFBD><EFBFBD>ù<EFBFBD><EFBFBD>캯<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD>·<EFBFBD><EFBFBD>
	 * @return {const char*}
	 */
	const char* get_filepath() const
	{
		return filepath_.c_str();
	}

	/**
	 * <EFBFBD><EFBFBD><EFBFBD>ø<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>־<EFBFBD> rfc2047 <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return {const char*}
	 */
	const char* get_filename() const
	{
		return filename_.c_str();
	}

	/**
	 * <EFBFBD><EFBFBD><EFBFBD>ù<EFBFBD><EFBFBD>캯<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return {const char*}
	 */
	const char* get_content_type() const
	{
		return ctype_.c_str();
	}

	/**
	 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> set_content_id <EFBFBD><EFBFBD><EFBFBD>õĸø<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> cid <EFBFBD><EFBFBD>ʶ<EFBFBD><EFBFBD>
	 * @return {const char*}
	 */
	const char* get_content_id() const
	{
		return cid_.c_str();
	}

	/**
	 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݲ<EFBFBD><EFBFBD>ô<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ı<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>б<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڴ滺<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param coder {mime_code*} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>base64/qp<EFBFBD>ȣ<EFBFBD>
	 * @param out {string&} <EFBFBD>洢<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> append <EFBFBD><EFBFBD>ʽ
	 * @return {bool} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD>ɹ<EFBFBD>
	 */
	bool save_to(mime_code* coder, string& out);

	/**
	 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݲ<EFBFBD><EFBFBD>ô<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ı<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>б<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param coder {mime_code*} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>base64/qp<EFBFBD>ȣ<EFBFBD>
	 * @param out {out&} <EFBFBD>洢<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return {bool} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD>ɹ<EFBFBD>
	 */
	bool save_to(mime_code* coder, ostream& out);

	/**
	 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ø<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> MIME <EFBFBD>ʼ<EFBFBD><EFBFBD>е<EFBFBD><EFBFBD>ļ<EFBFBD>ͷ<EFBFBD><EFBFBD>Ϣ
	 * @param transfer_encoding {const char*} <EFBFBD><EFBFBD><EFBFBD>뷽ʽ
	 * @param out {string&} <EFBFBD>洢<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> append <EFBFBD><EFBFBD>ʽ
	 */
	void build_header(const char* transfer_encoding, string& out);

private:
	string filepath_;
	string filename_;
	string ctype_;
	string cid_;
	string charset_;

	bool rfc2047_encode(const char* name, const char* charset, string& out);
};

} // namespace acl