operator-unsubscribe.cc

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#include <string>
#include <vector>
#include <iostream>
#include "convert.h"
#include <sys/stat.h>
 
#include "recursivedescent.h"
 
#include "session.h"
#include "depot.h"
#include "operators.h"
 
using namespace ::std;
using namespace Binc;
 
//----------------------------------------------------------------------
UnsubscribeOperator::UnsubscribeOperator(void)
{
}
 
//----------------------------------------------------------------------
UnsubscribeOperator::~UnsubscribeOperator(void)
{
}
 
//----------------------------------------------------------------------
const string UnsubscribeOperator::getName(void) const
{
  return "UNSUBSCRIBE";
}
 
//----------------------------------------------------------------------
int UnsubscribeOperator::getState(void) const
{
  return Session::AUTHENTICATED | Session::SELECTED;
}
 
//------------------------------------------------------------------------
Operator::ProcessResult UnsubscribeOperator::process(Depot &depot,
                                                     Request &command)
{
  const string &mailbox = command.getMailbox();
  const string &canonmailbox = toCanonMailbox(mailbox);
 
  depot.loadSubscribes();
  if (!depot.unsubscribeTo(canonmailbox)) {
    Session &session = Session::getInstance();
    session.setLastError("Not subscribed to " + toImapString(mailbox));
    return NO;
  }
 
  depot.saveSubscribes();
 
  return OK;
}
 
//----------------------------------------------------------------------
Operator::ParseResult UnsubscribeOperator::parse(Request &c_in) const
{
  Session &session = Session::getInstance();
 
  if (c_in.getUidMode())
    return REJECT;
 
  Operator::ParseResult res;
  if ((res = expectSPACE()) != ACCEPT) {
    session.setLastError("Expected SPACE");
    return res;
  }
 
  string mailbox;
  if ((res = expectMailbox(mailbox)) != ACCEPT) {
    session.setLastError("Expected mailbox");
    return res;
  }
 
  if ((res = expectCRLF()) != ACCEPT) {
    session.setLastError("Expected CRLF");
    return res;
  }
 
  c_in.setMailbox(mailbox);
 
  return ACCEPT;
}