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/**
* @file operator-select.cc
* @brief Implementation of the SELECT command.
* @author Andreas Aardal Hanssen
* @date 2002-2005
*/
#include "convert.h"
#include "depot.h"
#include "iodevice.h"
#include "iofactory.h"
#include "mailbox.h"
#include "operators.h"
#include "pendingupdates.h"
#include "recursivedescent.h"
#include "session.h"
#include <string>
using namespace Binc;
using std::endl;
using std::string;
SelectOperator::SelectOperator() {}
SelectOperator::~SelectOperator() {}
const string SelectOperator::getName() const
{
return "SELECT";
}
Session::State SelectOperator::getState() const
{
return Session::State(Session::NONAUTHENTICATED | Session::AUTHENTICATED
| Session::SELECTED);
}
Operator::ProcessResult SelectOperator::process(Depot &depot, Request &command)
{
Session &session = Session::getInstance();
const bool examine = (command.getName() == "EXAMINE");
const string &srcmailbox = command.getMailbox();
const string &canonmailbox = toCanonMailbox(srcmailbox);
Mailbox *mailbox = depot.getSelected();
if (mailbox != nullptr) {
mailbox->closeMailbox();
depot.resetSelected();
mailbox = nullptr;
}
mailbox = depot.get(canonmailbox);
if (mailbox == nullptr) {
session.setLastError(depot.getLastError());
return ProcessResult::NO;
}
mailbox->setReadOnly(examine);
if (!mailbox->selectMailbox(canonmailbox, depot.mailboxToFilename(canonmailbox))) {
bincWarning << "selecting mailbox failed: " << mailbox->getLastError() << endl;
session.setLastError(mailbox->getLastError());
return ProcessResult::NO;
}
// find first unseen
int unseen = -1;
Mailbox::iterator i = mailbox->begin(SequenceSet::all(),
Mailbox::SKIP_EXPUNGED | Mailbox::SQNR_MODE);
for (; i != mailbox->end(); ++i) {
Message &message = *i;
if (unseen == -1 && ((message.getStdFlags() & Message::F_SEEN) == 0)) {
unseen = i.getSqnr();
break;
}
}
// show pending updates with only exists and recent response. do not
// re-scan.
pendingUpdates(mailbox, PendingUpdates::EXISTS | PendingUpdates::RECENT, false, true);
// unseen
if (unseen != -1) {
bincClient << "*"
<< " OK [UNSEEN " << unseen << "] Message " << unseen << " is first unseen"
<< endl;
}
// uidvalidity
bincClient << "*"
<< " OK [UIDVALIDITY " << mailbox->getUidValidity() << "]" << endl;
// uidnext
bincClient << "*"
<< " OK [UIDNEXT " << std::to_string(mailbox->getUidNext()) << "] "
<< std::to_string(mailbox->getUidNext()) << " is the next UID" << endl;
// flags
bincClient << "*"
<< " FLAGS (\\Answered \\Flagged \\Deleted \\Recent \\Seen \\Draft \\*)" << endl;
// permanentflags
bincClient << "*"
<< " OK [PERMANENTFLAGS (\\Answered \\Flagged \\Deleted "
<< "\\Seen \\Draft \\*)] Limited" << endl;
session.setState(Session::SELECTED);
depot.setSelected(mailbox);
session.setResponseCode(examine ? "READ-ONLY" : "READ-WRITE");
return ProcessResult::OK;
}
Parser::ParseResult SelectOperator::parse(Request &c_in, Parser &p)
{
constexpr auto ACCEPT = Parser::ParseResult::ACCEPT;
Session &session = Session::getInstance();
if (c_in.getUidMode()) return Parser::ParseResult::REJECT;
Parser::ParseResult res;
if ((res = p.expectSPACE()) != ACCEPT) {
session.setLastError("Expected SPACE after" + c_in.getName());
return res;
}
string mailbox;
if ((res = p.expectMailbox(mailbox)) != ACCEPT) {
session.setLastError("Expected mailbox after " + c_in.getName() + " SPACE");
return res;
}
if ((res = p.expectCRLF()) != ACCEPT) {
session.setLastError("Expected CRLF after " + c_in.getName() + " SPACE mailbox");
return res;
}
c_in.setMailbox(mailbox);
return ACCEPT;
}
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