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storehandler.cpp
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storehandler.cpp
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/*
* Copyright 2013 Jonathan R. Guthrie
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "storehandler.hpp"
#include "mailstore.hpp"
ImapHandler *storeHandler(ImapSession *session, INPUT_DATA_STRUCT &input) {
(void) input;
return new StoreHandler(session, session->parseBuffer(), false);
}
ImapHandler *uidStoreHandler(ImapSession *session, INPUT_DATA_STRUCT &input) {
(void) input;
return new StoreHandler(session, session->parseBuffer(), true);
}
IMAP_RESULTS StoreHandler::receiveData(INPUT_DATA_STRUCT &input) {
IMAP_RESULTS result = IMAP_OK;
size_t executePointer = m_parseBuffer->parsePointer();
int update = '=';
while((input.parsingAt < input.dataLen) && (' ' != input.data[input.parsingAt])) {
m_parseBuffer->addToParseBuffer(input, 1, false);
}
m_parseBuffer->addToParseBuffer(input, 0);
if ((input.parsingAt < input.dataLen) && (' ' == input.data[input.parsingAt])) {
++input.parsingAt;
}
else {
m_session->responseText("Malformed Command");
result = IMAP_BAD;
}
if ((IMAP_OK == result) && (('-' == input.data[input.parsingAt]) || ('+' == input.data[input.parsingAt]))) {
update = input.data[input.parsingAt++];
}
while((IMAP_OK == result) && (input.parsingAt < input.dataLen) && (' ' != input.data[input.parsingAt])) {
INPUT_DATA_STRUCT temp;
temp.parsingAt = 0;
temp.dataLen = 1;
temp.data[0] = toupper(input.data[input.parsingAt++]);
m_parseBuffer->addToParseBuffer(temp, 1, false);
}
m_parseBuffer->addToParseBuffer(input, 0);
if ((input.parsingAt < input.dataLen) && (' ' == input.data[input.parsingAt])) {
++input.parsingAt;
}
else {
m_session->responseText("Malformed Command");
result = IMAP_BAD;
}
size_t myDataLen = input.dataLen;
if ((IMAP_OK == result) && (input.parsingAt < input.dataLen) && ('(' == input.data[input.parsingAt])) {
++input.parsingAt;
if (')' == input.data[input.dataLen-1]) {
--myDataLen;
}
else {
m_session->responseText("Malformed Command");
result = IMAP_BAD;
}
}
while((IMAP_OK == result) && (input.parsingAt < myDataLen)) {
// These can only be spaces, backslashes, or alpha
if (isalpha(input.data[input.parsingAt]) || (' ' == input.data[input.parsingAt]) || ('\\' == input.data[input.parsingAt])) {
if (' ' == input.data[input.parsingAt]) {
++input.parsingAt;
m_parseBuffer->addToParseBuffer(input, 0);
}
else {
INPUT_DATA_STRUCT temp;
temp.parsingAt = 0;
temp.dataLen = 1;
temp.data[0] = toupper(input.data[input.parsingAt++]);
m_parseBuffer->addToParseBuffer(temp, 1, false);
}
}
else {
m_session->responseText("Malformed Command");
result = IMAP_BAD;
}
}
m_parseBuffer->addToParseBuffer(input, 0);
if (input.parsingAt != myDataLen) {
m_session->responseText("Malformed Command");
result = IMAP_BAD;
}
if (IMAP_OK == result) {
SEARCH_RESULT srVector;
bool sequenceOk;
if (m_usingUid) {
sequenceOk = m_session->uidSequenceSet(srVector, executePointer);
}
else {
sequenceOk = m_session->msnSequenceSet(srVector, executePointer);
}
if (sequenceOk) {
executePointer += strlen(m_parseBuffer->parseStr(executePointer)) + 1;
if (0 == strncmp(m_parseBuffer->parseStr(executePointer), "FLAGS", 5)) {
bool silentFlag = false;
// I'm looking for "FLAGS.SILENT and the "+5" is because FLAGS is five characters long
if ('.' == m_parseBuffer->parseChar(executePointer+5)) {
if (0 == strcmp(m_parseBuffer->parseStr(executePointer+6), "SILENT")) {
silentFlag = true;
}
else {
m_session->responseText("Malformed Command");
result = IMAP_BAD;
}
}
if (IMAP_OK == result) {
uint32_t flagSet = 0;
executePointer += strlen(m_parseBuffer->parseStr(executePointer)) + 1;
while((IMAP_OK == result) && (m_parseBuffer->parsePointer() > executePointer)) {
if ('\\' == m_parseBuffer->parseChar(executePointer)) {
FLAG_SYMBOL_T::iterator found = flagSymbolTable.find(m_parseBuffer->parseStr(executePointer+1));
if (flagSymbolTable.end() != found) {
flagSet |= found->second;
}
else {
m_session->responseText("Malformed Command");
result = IMAP_BAD;
}
}
else {
m_session->responseText("Malformed Command");
result = IMAP_BAD;
}
executePointer += strlen(m_parseBuffer->parseStr(executePointer)) + 1;
}
if (IMAP_OK == result) {
uint32_t andMask, orMask;
switch (update) {
case '+':
// Add these flags
andMask = ~0;
orMask = flagSet;
break;
case '-':
// Remove these flags
andMask = ~flagSet;
orMask = 0;
break;
default:
// Set these flags
andMask = 0;
orMask = flagSet;
break;
}
for (unsigned i=0; i < srVector.size(); ++i) {
if (0 != srVector[i]) {
uint32_t flags;
if (MailStore::SUCCESS == m_session->store()->messageUpdateFlags(srVector[i], andMask, orMask, flags)) {
if (!silentFlag) {
std::ostringstream fetch;
fetch << "* " << m_session->store()->mailboxUidToMsn(srVector[i]) << " FETCH (";
m_session->driver()->wantsToSend(fetch.str());
m_session->fetchResponseFlags(flags);
if (m_usingUid) {
m_session->driver()->wantsToSend(" ");
m_session->fetchResponseUid(srVector[i]);
}
m_session->driver()->wantsToSend(")\r\n");
}
}
else {
result = IMAP_MBOX_ERROR;
}
}
}
}
}
}
else {
m_session->responseText("Malformed Command");
result = IMAP_BAD;
}
}
else {
m_session->responseText("Malformed Command");
result = IMAP_BAD;
}
}
return result;
}