operator-capability.cc

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#include <string>
 
#include "depot.h"
#include "iodevice.h"
#include "iofactory.h"
#include "operators.h"
#include "recursivedescent.h"
#include "session.h"
#include "globals.h"
 
using namespace ::std;
using namespace Binc;
 
//----------------------------------------------------------------------
CapabilityOperator::CapabilityOperator(void)
{
}
 
//----------------------------------------------------------------------
CapabilityOperator::~CapabilityOperator(void)
{
}
 
//----------------------------------------------------------------------
const string CapabilityOperator::getName(void) const
{
  return "CAPABILITY";
}
 
//----------------------------------------------------------------------
int CapabilityOperator::getState(void) const
{
  return Session::NONAUTHENTICATED 
       | Session::AUTHENTICATED
       | Session::SELECTED;
}
 
//----------------------------------------------------------------------
void CapabilityOperator::addCapability(const string &cap)
{
  capabilities.push_back(cap);
}
 
//----------------------------------------------------------------------
Operator::ProcessResult CapabilityOperator::process(Depot &depot,
                                                    Request &command)
{
  Session &session = Session::getInstance();
 
  bincClient << "* CAPABILITY " << IMAP_VERSION ;
 
  if (session.getState() == Session::NONAUTHENTICATED) {
          if (getenv("UCSPITLS"))
      if (!session.command.ssl) bincClient << " STARTTLS";
 
   const string authmethods = session.getEnv("BINCIMAP_LOGIN");
   auto cram = authmethods.find("+CRAM-MD5");
 
    if (session.command.ssl || session.hasEnv("ALLOW_NONSSL_PLAINTEXT_LOGINS")) {
      if (cram != string::npos) bincClient << " AUTH=LOGIN AUTH=PLAIN AUTH=CRAM-MD5";
      else bincClient << " AUTH=LOGIN AUTH=PLAIN";
    } else
      bincClient << " LOGINDISABLED";
  }
 
  bincClient << " IDLE LITERAL+ NAMESPACE CHILDREN";
 
  vector<string>::const_iterator i = capabilities.begin();
  while (i != capabilities.end()) {
    bincClient << " " << *i;
    ++i;
  }
  bincClient << endl;
 
  return OK;
}
 
//----------------------------------------------------------------------
Operator::ParseResult CapabilityOperator::parse(Request &c_in) const
{
  Session &session = Session::getInstance();
 
  if (c_in.getUidMode()) return REJECT;
 
  Operator::ParseResult res;
  if ((res = expectCRLF()) != ACCEPT) {
    session.setLastError("Expected CRLF after CAPABILITY");
    return res;
  }
 
  c_in.setName("CAPABILITY");
 
  return ACCEPT;
}