Collection HandlerHelper::collectionFromIdOrName(const QByteArray &id)
{
// id is a number
bool ok = false;
qint64 collectionId = id.toLongLong(&ok);
if (ok) {
return Collection::retrieveById(collectionId);
}
// id is a path
QString path = QString::fromUtf8(id); // ### should be UTF-7 for real IMAP compatibility
const QStringList pathParts = path.split(QLatin1Char('/'), QString::SkipEmptyParts);
Collection col;
for (const QString &part : pathParts) {
SelectQueryBuilder<Collection> qb;
qb.addValueCondition(Collection::nameColumn(), Query::Equals, part);
if (col.isValid()) {
qb.addValueCondition(Collection::parentIdColumn(), Query::Equals, col.id());
} else {
qb.addValueCondition(Collection::parentIdColumn(), Query::Is, QVariant());
}
if (!qb.exec()) {
return Collection();
}
Collection::List list = qb.result();
if (list.count() != 1) {
return Collection();
}
col = list.first();
}
return col;
}
bool Link::parseStream()
{
Protocol::LinkItemsCommand cmd(m_command);
const Collection collection = HandlerHelper::collectionFromScope(cmd.destination(), connection());
if (!collection.isVirtual()) {
return failureResponse("Can't link items to non-virtual collections");
}
/* FIXME BIN
Resource originalContext;
Scope::SelectionScope itemSelectionScope = Scope::selectionScopeFromByteArray(m_streamParser->peekString());
if (itemSelectionScope != Scope::None) {
m_streamParser->readString();
// Unset Resource context if destination collection is specified using HRID/RID,
// because otherwise the Resource context is relative to the destination collection
// instead of the source collection (collection context)
if ((mDestinationScope.scope() == Scope::HierarchicalRid || mDestinationScope.scope() == Scope::Rid) && itemSelectionScope == Scope::Rid) {
originalContext = connection()->context()->resource();
connection()->context()->setResource(Resource());
}
}
Scope itemScope(itemSelectionScope);
itemScope.parseScope(m_streamParser);
*/
SelectQueryBuilder<PimItem> qb;
ItemQueryHelper::scopeToQuery(cmd.items(), connection()->context(), qb);
/*
if (originalContext.isValid()) {
connection()->context()->setResource(originalContext);
}
*/
if (!qb.exec()) {
return failureResponse("Unable to execute item query");
}
const PimItem::List items = qb.result();
DataStore *store = connection()->storageBackend();
Transaction transaction(store);
PimItem::List toLink, toUnlink;
const bool createLinks = (cmd.action() == Protocol::LinkItemsCommand::Link);
for (const PimItem &item : items) {
const bool alreadyLinked = collection.relatesToPimItem(item);
bool result = true;
if (createLinks && !alreadyLinked) {
result = collection.addPimItem(item);
toLink << item;
} else if (!createLinks && alreadyLinked) {
result = collection.removePimItem(item);
toUnlink << item;
}
if (!result) {
return failureResponse("Failed to modify item reference");
}
}
if (!toLink.isEmpty()) {
store->notificationCollector()->itemsLinked(toLink, collection);
} else if (!toUnlink.isEmpty()) {
store->notificationCollector()->itemsUnlinked(toUnlink, collection);
}
if (!transaction.commit()) {
return failureResponse("Cannot commit transaction.");
}
return successResponse<Protocol::LinkItemsResponse>();
}
bool Store::parseStream()
{
Protocol::ModifyItemsCommand cmd(m_command);
//parseCommand();
DataStore *store = connection()->storageBackend();
Transaction transaction(store);
ExternalPartStorageTransaction storageTrx;
// Set the same modification time for each item.
QDateTime modificationtime = QDateTime::currentDateTimeUtc();
if (DbType::type(store->database()) != DbType::Sqlite) {
// Remove milliseconds from the modificationtime. PSQL and MySQL don't
// support milliseconds in DATETIME column, so FETCHed Items will report
// time without milliseconds, while this command would return answer
// with milliseconds
modificationtime = modificationtime.addMSecs(-modificationtime.time().msec());
}
// retrieve selected items
SelectQueryBuilder<PimItem> qb;
ItemQueryHelper::scopeToQuery(cmd.items(), connection()->context(), qb);
if (!qb.exec()) {
return failureResponse("Unable to retrieve items");
}
PimItem::List pimItems = qb.result();
if (pimItems.isEmpty()) {
return failureResponse("No items found");
}
for (int i = 0; i < pimItems.size(); ++i) {
if (cmd.oldRevision() > -1) {
// check for conflicts if a resources tries to overwrite an item with dirty payload
const PimItem &pimItem = pimItems.at(i);
if (connection()->isOwnerResource(pimItem)) {
if (pimItem.dirty()) {
const QString error = QStringLiteral("[LRCONFLICT] Resource %1 tries to modify item %2 (%3) (in collection %4) with dirty payload, aborting STORE.");
return failureResponse(
error.arg(pimItem.collection().resource().name())
.arg(pimItem.id())
.arg(pimItem.remoteId()).arg(pimItem.collectionId()));
}
}
// check and update revisions
if (pimItems.at(i).rev() != (int) cmd.oldRevision()) {
return failureResponse("[LLCONFLICT] Item was modified elsewhere, aborting STORE.");
}
}
}
PimItem &item = pimItems.first();
QSet<QByteArray> changes;
qint64 partSizes = 0;
qint64 size = 0;
bool flagsChanged = false;
bool tagsChanged = false;
if (cmd.modifiedParts() & Protocol::ModifyItemsCommand::AddedFlags) {
if (!addFlags(pimItems, cmd.addedFlags(), flagsChanged)) {
return failureResponse("Unable to add item flags");
}
}
if (cmd.modifiedParts() & Protocol::ModifyItemsCommand::RemovedFlags) {
if (!deleteFlags(pimItems, cmd.removedFlags(), flagsChanged)) {
return failureResponse("Unable to remove item flags");
}
}
if (cmd.modifiedParts() & Protocol::ModifyItemsCommand::Flags) {
if (!replaceFlags(pimItems, cmd.flags(), flagsChanged)) {
return failureResponse("Unable to reset flags");
}
}
if (flagsChanged) {
changes << AKONADI_PARAM_FLAGS;
}
if (cmd.modifiedParts() & Protocol::ModifyItemsCommand::AddedTags) {
if (!addTags(pimItems, cmd.addedTags(), tagsChanged)) {
return failureResponse("Unable to add item tags");
}
}
if (cmd.modifiedParts() & Protocol::ModifyItemsCommand::RemovedTags) {
if (!deleteTags(pimItems, cmd.removedTags(), tagsChanged)) {
return failureResponse("Unabel to remove item tags");
}
}
if (cmd.modifiedParts() & Protocol::ModifyItemsCommand::Tags) {
if (!replaceTags(pimItems, cmd.tags(), tagsChanged)) {
return failureResponse("Unable to reset item tags");
}
}
if (tagsChanged) {
changes << AKONADI_PARAM_TAGS;
}
if (item.isValid() && cmd.modifiedParts() & Protocol::ModifyItemsCommand::RemoteID) {
if (item.remoteId() != cmd.remoteId()) {
if (!connection()->isOwnerResource(item)) {
return failureResponse("Only resources can modify remote identifiers");
}
item.setRemoteId(cmd.remoteId());
changes << AKONADI_PARAM_REMOTEID;
}
}
if (item.isValid() && cmd.modifiedParts() & Protocol::ModifyItemsCommand::GID) {
if (item.gid() != cmd.gid()) {
item.setGid(cmd.gid());
}
changes << AKONADI_PARAM_GID;
}
if (item.isValid() && cmd.modifiedParts() & Protocol::ModifyItemsCommand::RemoteRevision) {
if (item.remoteRevision() != cmd.remoteRevision()) {
if (!connection()->isOwnerResource(item)) {
return failureResponse("Only resources can modify remote revisions");
}
item.setRemoteRevision(cmd.remoteRevision());
changes << AKONADI_PARAM_REMOTEREVISION;
}
}
if (item.isValid() && !cmd.dirty()) {
item.setDirty(false);
}
if (item.isValid() && cmd.modifiedParts() & Protocol::ModifyItemsCommand::Size) {
size = cmd.itemSize();
changes << AKONADI_PARAM_SIZE;
}
if (item.isValid() && cmd.modifiedParts() & Protocol::ModifyItemsCommand::RemovedParts) {
if (!cmd.removedParts().isEmpty()) {
if (!store->removeItemParts(item, cmd.removedParts())) {
return failureResponse("Unable to remove item parts");
}
Q_FOREACH (const QByteArray &part, cmd.removedParts()) {
changes.insert(part);
}
}
}
if (item.isValid() && cmd.modifiedParts() & Protocol::ModifyItemsCommand::Parts) {
PartStreamer streamer(connection(), item, this);
connect(&streamer, &PartStreamer::responseAvailable,
this, static_cast<void(Handler::*)(const Protocol::Command &)>(&Handler::sendResponse));
Q_FOREACH (const QByteArray &partName, cmd.parts()) {
qint64 partSize = 0;
if (!streamer.stream(true, partName, partSize)) {
return failureResponse(streamer.error());
}
changes.insert(partName);
partSizes += partSize;
}
}