void IDBDatabaseBackendImpl::createObjectStoreInternal(ScriptExecutionContext*, PassRefPtr<IDBDatabaseBackendImpl> database, PassRefPtr<IDBObjectStoreBackendImpl> objectStore, PassRefPtr<IDBTransactionBackendImpl> transaction)
{
if (!database->m_backingStore->createObjectStore(transaction->backingStoreTransaction(), database->id(), objectStore->id(), objectStore->name(), objectStore->keyPath(), objectStore->autoIncrement())) {
transaction->abort();
return;
}
}
void IDBObjectStoreBackendImpl::createIndexInternal(ScriptExecutionContext*, PassRefPtr<IDBObjectStoreBackendImpl> objectStore, PassRefPtr<IDBIndexBackendImpl> index, PassRefPtr<IDBTransactionBackendInterface> transaction)
{
int64_t id;
if (!objectStore->m_backingStore->createIndex(objectStore->m_databaseId, objectStore->id(), index->name(), index->keyPath(), index->unique(), index->multiEntry(), id)) {
transaction->abort();
return;
}
index->setId(id);
if (!populateIndex(*objectStore->m_backingStore, objectStore->m_databaseId, objectStore->m_id, index)) {
transaction->abort();
return;
}
transaction->didCompleteTaskEvents();
}
void IDBDatabaseBackendImpl::createObjectStoreInternal(ScriptExecutionContext*, PassRefPtr<IDBDatabaseBackendImpl> database, PassRefPtr<IDBObjectStoreBackendImpl> objectStore, PassRefPtr<IDBTransactionBackendInterface> transaction)
{
SQLiteStatement insert(database->sqliteDatabase(), "INSERT INTO ObjectStores (name, keyPath, doAutoIncrement, databaseId) VALUES (?, ?, ?, ?)");
if (insert.prepare() != SQLResultOk) {
transaction->abort();
return;
}
insert.bindText(1, objectStore->name());
insert.bindText(2, objectStore->keyPath());
insert.bindInt(3, static_cast<int>(objectStore->autoIncrement()));
insert.bindInt64(4, database->id());
if (insert.step() != SQLResultDone) {
transaction->abort();
return;
}
int64_t id = database->sqliteDatabase().lastInsertRowID();
objectStore->setId(id);
transaction->didCompleteTaskEvents();
}
void IDBObjectStoreBackendImpl::createIndexInternal(ScriptExecutionContext*, PassRefPtr<IDBObjectStoreBackendImpl> objectStore, PassRefPtr<IDBIndexBackendImpl> index, PassRefPtr<IDBTransactionBackendInterface> transaction)
{
SQLiteStatement insert(objectStore->sqliteDatabase(), "INSERT INTO Indexes (objectStoreId, name, keyPath, isUnique) VALUES (?, ?, ?, ?)");
if (insert.prepare() != SQLResultOk) {
transaction->abort();
return;
}
insert.bindInt64(1, objectStore->m_id);
insert.bindText(2, index->name());
insert.bindText(3, index->keyPath());
insert.bindInt(4, static_cast<int>(index->unique()));
if (insert.step() != SQLResultDone) {
transaction->abort();
return;
}
int64_t id = objectStore->sqliteDatabase().lastInsertRowID();
index->setId(id);
transaction->didCompleteTaskEvents();
}
void IDBDatabaseBackendImpl::setVersionInternal(ScriptExecutionContext*, PassRefPtr<IDBDatabaseBackendImpl> database, const String& version, PassRefPtr<IDBCallbacks> callbacks, PassRefPtr<IDBTransactionBackendInterface> transaction)
{
int64_t databaseId = database->id();
database->m_version = version;
if (!setMetaData(database->m_sqliteDatabase->db(), database->m_name, database->m_version, databaseId)) {
// FIXME: The Indexed Database specification does not have an error code dedicated to I/O errors.
callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::UNKNOWN_ERR, "Error writing data to stable storage."));
transaction->abort();
return;
}
callbacks->onSuccess(transaction);
}
void IDBDatabaseBackendImpl::createObjectStoreInternal(ScriptExecutionContext*, PassRefPtr<IDBDatabaseBackendImpl> database, PassRefPtr<IDBObjectStoreBackendImpl> objectStore, PassRefPtr<IDBTransactionBackendInterface> transaction)
{
int64_t objectStoreId;
if (!database->m_backingStore->createObjectStore(database->id(), objectStore->name(), objectStore->keyPath(), objectStore->autoIncrement(), objectStoreId)) {
transaction->abort();
return;
}
objectStore->setId(objectStoreId);
transaction->didCompleteTaskEvents();
}
void IDBDatabaseBackendImpl::setIntVersionInternal(ScriptExecutionContext*, PassRefPtr<IDBDatabaseBackendImpl> database, int64_t version, PassRefPtr<IDBCallbacks> prpCallbacks, PassRefPtr<IDBDatabaseCallbacks> databaseCallbacks, PassRefPtr<IDBTransactionBackendImpl> transaction)
{
RefPtr<IDBCallbacks> callbacks(prpCallbacks);
int64_t databaseId = database->id();
int64_t oldVersion = database->m_metadata.intVersion;
ASSERT(version > oldVersion);
database->m_metadata.intVersion = version;
if (!database->m_backingStore->updateIDBDatabaseIntVersion(transaction->backingStoreTransaction(), databaseId, database->m_metadata.intVersion)) {
RefPtr<IDBDatabaseError> error = IDBDatabaseError::create(IDBDatabaseException::UNKNOWN_ERR, "Error writing data to stable storage.");
callbacks->onError(error);
transaction->abort(error);
return;
}
ASSERT(!database->m_pendingSecondHalfOpenWithVersion);
database->m_pendingSecondHalfOpenWithVersion = PendingOpenWithVersionCall::create(callbacks, databaseCallbacks, version);
callbacks->onUpgradeNeeded(oldVersion, transaction, database);
}
void IDBObjectStoreBackendImpl::putInternal(ScriptExecutionContext*, PassRefPtr<IDBObjectStoreBackendImpl> objectStore, PassRefPtr<SerializedScriptValue> prpValue, PassRefPtr<IDBKey> prpKey, PutMode putMode, PassRefPtr<IDBCallbacks> callbacks, PassRefPtr<IDBTransactionBackendInterface> transaction)
{
RefPtr<SerializedScriptValue> value = prpValue;
RefPtr<IDBKey> key = selectKeyForPut(objectStore.get(), prpKey.get(), putMode, callbacks.get(), value);
if (!key)
return;
ASSERT(key->valid());
Vector<RefPtr<IDBKey> > indexKeys;
for (IndexMap::iterator it = objectStore->m_indexes.begin(); it != objectStore->m_indexes.end(); ++it) {
const RefPtr<IDBIndexBackendImpl>& index = it->second;
RefPtr<IDBKey> indexKey = fetchKeyFromKeyPath(value.get(), index->keyPath());
if (!indexKey) {
indexKeys.append(indexKey.release());
continue;
}
ASSERT(indexKey->valid());
if ((!index->multiEntry() || indexKey->type() != IDBKey::ArrayType) && !index->addingKeyAllowed(indexKey.get(), key.get())) {
callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::CONSTRAINT_ERR, "One of the derived (from a keyPath) keys for an index does not satisfy its uniqueness requirements."));
return;
}
if (index->multiEntry() && indexKey->type() == IDBKey::ArrayType) {
for (size_t j = 0; j < indexKey->array().size(); ++j) {
if (!index->addingKeyAllowed(indexKey->array()[j].get(), key.get())) {
callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::CONSTRAINT_ERR, "One of the derived (from a keyPath) keys for an index does not satisfy its uniqueness requirements."));
return;
}
}
}
indexKeys.append(indexKey.release());
}
RefPtr<IDBBackingStore::ObjectStoreRecordIdentifier> recordIdentifier = objectStore->m_backingStore->createInvalidRecordIdentifier();
bool isExistingValue = objectStore->m_backingStore->keyExistsInObjectStore(objectStore->m_databaseId, objectStore->id(), *key, recordIdentifier.get());
if (putMode == AddOnly && isExistingValue) {
callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::CONSTRAINT_ERR, "Key already exists in the object store."));
return;
}
// Before this point, don't do any mutation. After this point, rollback the transaction in case of error.
if (!objectStore->m_backingStore->putObjectStoreRecord(objectStore->m_databaseId, objectStore->id(), *key, value->toWireString(), recordIdentifier.get())) {
// FIXME: The Indexed Database specification does not have an error code dedicated to I/O errors.
callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::UNKNOWN_ERR, "Error writing data to stable storage."));
transaction->abort();
return;
}
int i = 0;
for (IndexMap::iterator it = objectStore->m_indexes.begin(); it != objectStore->m_indexes.end(); ++it, ++i) {
RefPtr<IDBIndexBackendImpl>& index = it->second;
if (!index->hasValidId())
continue; // The index object has been created, but does not exist in the database yet.
if (!objectStore->m_backingStore->deleteIndexDataForRecord(objectStore->m_databaseId, objectStore->id(), index->id(), recordIdentifier.get())) {
// FIXME: The Indexed Database specification does not have an error code dedicated to I/O errors.
callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::UNKNOWN_ERR, "Error writing data to stable storage."));
transaction->abort();
return;
}
if (!indexKeys[i])
continue;
RefPtr<IDBKey> indexKey = indexKeys[i];
if (!index->multiEntry() || indexKey->type() != IDBKey::ArrayType) {
if (!objectStore->m_backingStore->putIndexDataForRecord(objectStore->m_databaseId, objectStore->id(), index->id(), *indexKey, recordIdentifier.get())) {
// FIXME: The Indexed Database specification does not have an error code dedicated to I/O errors.
callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::UNKNOWN_ERR, "Error writing data to stable storage."));
transaction->abort();
return;
}
} else {
ASSERT(index->multiEntry());
ASSERT(indexKey->type() == IDBKey::ArrayType);
for (size_t j = 0; j < indexKey->array().size(); ++j) {
if (!objectStore->m_backingStore->putIndexDataForRecord(objectStore->m_databaseId, objectStore->id(), index->id(), *indexKey->array()[j], recordIdentifier.get())) {
// FIXME: The Indexed Database specification does not have an error code dedicated to I/O errors.
callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::UNKNOWN_ERR, "Error writing data to stable storage."));
transaction->abort();
return;
}
}
}
}
callbacks->onSuccess(key.get());
}
void IDBObjectStoreBackendImpl::putInternal(ScriptExecutionContext*, PassRefPtr<IDBObjectStoreBackendImpl> objectStore, PassRefPtr<SerializedScriptValue> prpValue, PassRefPtr<IDBKey> prpKey, bool addOnly, PassRefPtr<IDBCallbacks> callbacks, PassRefPtr<IDBTransactionBackendInterface> transaction)
{
RefPtr<SerializedScriptValue> value = prpValue;
RefPtr<IDBKey> key = prpKey;
// FIXME: Support auto-increment.
if (!objectStore->m_keyPath.isNull()) {
if (key) {
callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::UNKNOWN_ERR, "A key was supplied for an objectStore that has a keyPath."));
return;
}
key = fetchKeyFromKeyPath(value.get(), objectStore->m_keyPath);
if (!key) {
callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::UNKNOWN_ERR, "The key could not be fetched from the keyPath."));
return;
}
} else if (!key) {
callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::DATA_ERR, "No key supplied."));
return;
}
if (key->type() == IDBKey::NullType) {
callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::DATA_ERR, "NULL key is not allowed."));
return;
}
Vector<RefPtr<IDBKey> > indexKeys;
for (IndexMap::iterator it = objectStore->m_indexes.begin(); it != objectStore->m_indexes.end(); ++it) {
RefPtr<IDBKey> key = fetchKeyFromKeyPath(value.get(), it->second->keyPath());
if (!key) {
callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::UNKNOWN_ERR, "The key could not be fetched from an index's keyPath."));
return;
}
if (key->type() == IDBKey::NullType) {
callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::DATA_ERR, "One of the derived (from a keyPath) keys for an index is NULL."));
return;
}
if (!it->second->addingKeyAllowed(key.get())) {
callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::UNKNOWN_ERR, "One of the derived (from a keyPath) keys for an index does not satisfy its uniqueness requirements."));
return;
}
indexKeys.append(key.release());
}
SQLiteStatement getQuery(objectStore->sqliteDatabase(), "SELECT id FROM ObjectStoreData " + whereClause(key.get()));
bool ok = getQuery.prepare() == SQLResultOk;
ASSERT_UNUSED(ok, ok); // FIXME: Better error handling?
bindWhereClause(getQuery, objectStore->id(), key.get());
bool isExistingValue = getQuery.step() == SQLResultRow;
if (addOnly && isExistingValue) {
callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::CONSTRAINT_ERR, "Key already exists in the object store."));
return;
}
// Before this point, don't do any mutation. After this point, rollback the transaction in case of error.
int64_t dataRowId = isExistingValue ? getQuery.getColumnInt(0) : InvalidId;
if (!putObjectStoreData(objectStore->sqliteDatabase(), key.get(), value.get(), objectStore->id(), dataRowId)) {
// FIXME: The Indexed Database specification does not have an error code dedicated to I/O errors.
callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::UNKNOWN_ERR, "Error writing data to stable storage."));
transaction->abort();
return;
}
if (!deleteIndexData(objectStore->sqliteDatabase(), dataRowId)) {
// FIXME: The Indexed Database specification does not have an error code dedicated to I/O errors.
callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::UNKNOWN_ERR, "Error writing data to stable storage."));
transaction->abort();
return;
}
int i = 0;
for (IndexMap::iterator it = objectStore->m_indexes.begin(); it != objectStore->m_indexes.end(); ++it, ++i) {
if (!putIndexData(objectStore->sqliteDatabase(), indexKeys[i].get(), it->second->id(), dataRowId)) {
// FIXME: The Indexed Database specification does not have an error code dedicated to I/O errors.
callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::UNKNOWN_ERR, "Error writing data to stable storage."));
transaction->abort();
return;
}
}
callbacks->onSuccess(key.get());
}