bool isIDBKeyPathValid(const IDBKeyPath& keyPath)
{
auto visitor = WTF::makeVisitor([](const String& string) {
return IDBIsValidKeyPath(string);
}, [](const Vector<String>& vector) {
if (vector.isEmpty())
return false;
for (auto& key : vector) {
if (!IDBIsValidKeyPath(key))
return false;
}
return true;
});
return WTF::visit(visitor, keyPath);
}
PassRefPtr<IDBObjectStore> IDBDatabase::createObjectStore(const String& name, const OptionsObject& options, ExceptionCode& ec)
{
if (!m_setVersionTransaction) {
ec = IDBDatabaseException::NOT_ALLOWED_ERR;
return 0;
}
String keyPath;
bool keyPathExists = options.getKeyStringWithUndefinedOrNullCheck("keyPath", keyPath);
if (keyPathExists && !IDBIsValidKeyPath(keyPath)) {
ec = IDBDatabaseException::NON_TRANSIENT_ERR;
return 0;
}
bool autoIncrement = false;
options.getKeyBool("autoIncrement", autoIncrement);
// FIXME: Look up evictable and pass that on as well.
RefPtr<IDBObjectStoreBackendInterface> objectStore = m_backend->createObjectStore(name, keyPath, autoIncrement, m_setVersionTransaction->backend(), ec);
if (!objectStore) {
ASSERT(ec);
return 0;
}
return IDBObjectStore::create(objectStore.release(), m_setVersionTransaction.get());
}
bool IDBKeyPath::isValid() const
{
switch (m_type) {
case NullType:
return false;
case StringType:
return IDBIsValidKeyPath(m_string);
case ArrayType:
if (m_array.isEmpty())
return false;
for (size_t i = 0; i < m_array.size(); ++i) {
if (!IDBIsValidKeyPath(m_array[i]))
return false;
}
return true;
}
ASSERT_NOT_REACHED();
return false;
}
PassRefPtr<IDBIndex> IDBObjectStore::createIndex(const String& name, const String& keyPath, const OptionsObject& options, ExceptionCode& ec)
{
if (!IDBIsValidKeyPath(keyPath)) {
ec = IDBDatabaseException::NON_TRANSIENT_ERR;
return 0;
}
bool unique = false;
options.getKeyBool("unique", unique);
RefPtr<IDBIndexBackendInterface> index = m_objectStore->createIndex(name, keyPath, unique, m_transaction->backend(), ec);
ASSERT(!index != !ec); // If we didn't get an index, we should have gotten an exception code. And vice versa.
if (!index)
return 0;
return IDBIndex::create(index.release(), this, m_transaction.get());
}
