BARANTMail/SendMail.cpp
2025-07-03 12:01:16 -07:00

131 lines
3.2 KiB
C++

#include "SendMail.h"
#include <chrono>
#include <sys/types.h>
#include <netinet/in.h>
#include <arpa/nameser.h>
#include <resolv.h>
namespace mail {
SendMail::SendMail(core::EPoll &ePoll, std::string from, std::string recipient, std::string mailFileName)
: core::TCPSession2(ePoll, "Send Mail Agent"), from(from), recipient(recipient), mailFileName(mailFileName),
mailData(mailFileName), Timer(ePoll, 0.00f), ePoll(ePoll) {
coreutils::Log(coreutils::LOG_DEBUG_1) << this->recipient;
this->recipient.split("@");
coreutils::Log(coreutils::LOG_DEBUG_1) << this->recipient[1];
u_char nsbuff[4096];
char *domain = this->recipient[1].c_str();
int len = res_query(domain, ns_c_any, ns_t_mx, nsbuff, sizeof(nsbuff));
coreutils::Log(coreutils::LOG_DEBUG_1) << ">" << len;
ns_msg msg;
ns_initparse(nsbuff, len, &msg);
len = ns_msg_count(msg, ns_s_an);
char dispbuf[4096];
ns_rr rr;
for (int i = 0; i < 1; i++) {
ns_parserr(&msg, ns_s_an, i, &rr);
ns_sprintrr(&msg, &rr, NULL, NULL, dispbuf, sizeof(dispbuf));
printf ("%s\n", dispbuf);
}
coreutils::ZString mxArray(dispbuf);
mxArray.split("\t");
mxArray[3].split(" ");
coreutils::Log(coreutils::LOG_DEBUG_1) << "MX: " << mxArray[3][1];
core::IPAddress mxAddress(mxArray[3][1].c_str(), 25);
connect(mxAddress);
coreutils::Log(coreutils::LOG_DEBUG_1) << "SendMail initiated...";
}
SendMail::SendMail(const SendMail &copy) : core::TCPSession2(ePoll, "Send Mail Agent"), from(copy.from), recipient(copy.recipient), mailFileName(copy.mailFileName),
mailData(mailFileName), Timer(ePoll, 0.00f), ePoll(copy.ePoll) {}
SendMail::~SendMail() {
coreutils::Log(coreutils::LOG_DEBUG_1) << "SendMail destructing...";
}
void SendMail::onTimeout() {
state = stateOnTimeout;
coreutils::Log(coreutils::LOG_DEBUG_1) << "onTimeout...";
protocol(buffer);
TCPSession2::send();
}
void SendMail::protocol(coreutils::ZString &data) {
coreutils::Log(coreutils::LOG_DEBUG_1) << "[" << data << "..." << state;
switch (state) {
case CONNECT:
// read recipient
// parse email for name and domain name
// open tcpsocket with connect
// wait for greeting
if(data.asInteger() == 220) {
out << "EHLO " << "mail.barant.com" << CRLF;
state = READY;
}
break;
case READY:
buffer = data;
setTimer(.05);
stateOnTimeout = READYX;
break;
case READYX:
if(buffer.asInteger() == 250) {
out << "MAIL FROM:<" << from << ">" << CRLF;
state = MAIL;
}
break;
case MAIL:
if(data.asInteger() == 250) {
out << "RCPT TO:<" << recipient << ">" << CRLF;
state = RCPT;
}
break;
case RCPT:
if(data.asInteger() == 250) {
out << "DATA" << CRLF;
state = DATA;
}
break;
case DATA:
if(data.asInteger() == 354) {
while(!mailData.eof()) {
mailData.readLine();
out << mailData.asZString() << CRLF;
}
out << "." << CRLF;
state = SENT;
}
break;
case SENT:
if(data.asInteger() == 250) {
out << "QUIT" << CRLF;
}
break;
}
}
std::vector<coreutils::MString>& SendMail::extractRecipientList() {
return recipientList;
}
}