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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsThreadUtils.h"
#include "FakeSpeechRecognitionService.h"
#include "MediaPrefs.h"
#include "SpeechRecognition.h"
#include "SpeechRecognitionAlternative.h"
#include "SpeechRecognitionResult.h"
#include "SpeechRecognitionResultList.h"
#include "nsIObserverService.h"
#include "mozilla/Services.h"
namespace mozilla {
using namespace dom;
NS_IMPL_ISUPPORTS(FakeSpeechRecognitionService, nsISpeechRecognitionService, nsIObserver)
FakeSpeechRecognitionService::FakeSpeechRecognitionService()
{
}
FakeSpeechRecognitionService::~FakeSpeechRecognitionService()
{
}
NS_IMETHODIMP
FakeSpeechRecognitionService::Initialize(WeakPtr<SpeechRecognition> aSpeechRecognition)
{
mRecognition = aSpeechRecognition;
nsCOMPtr<nsIObserverService> obs = services::GetObserverService();
obs->AddObserver(this, SPEECH_RECOGNITION_TEST_EVENT_REQUEST_TOPIC, false);
obs->AddObserver(this, SPEECH_RECOGNITION_TEST_END_TOPIC, false);
return NS_OK;
}
NS_IMETHODIMP
FakeSpeechRecognitionService::ProcessAudioSegment(AudioSegment* aAudioSegment, int32_t aSampleRate)
{
return NS_OK;
}
NS_IMETHODIMP
FakeSpeechRecognitionService::SoundEnd()
{
return NS_OK;
}
NS_IMETHODIMP
FakeSpeechRecognitionService::ValidateAndSetGrammarList(mozilla::dom::SpeechGrammar*, nsISpeechGrammarCompilationCallback*)
{
return NS_OK;
}
NS_IMETHODIMP
FakeSpeechRecognitionService::Abort()
{
return NS_OK;
}
NS_IMETHODIMP
FakeSpeechRecognitionService::Observe(nsISupports* aSubject, const char* aTopic, const char16_t* aData)
{
MOZ_ASSERT(MediaPrefs::WebSpeechFakeRecognitionService(),
"Got request to fake recognition service event, but "
TEST_PREFERENCE_FAKE_RECOGNITION_SERVICE " is not set");
if (!strcmp(aTopic, SPEECH_RECOGNITION_TEST_END_TOPIC)) {
nsCOMPtr<nsIObserverService> obs = services::GetObserverService();
obs->RemoveObserver(this, SPEECH_RECOGNITION_TEST_EVENT_REQUEST_TOPIC);
obs->RemoveObserver(this, SPEECH_RECOGNITION_TEST_END_TOPIC);
return NS_OK;
}
const nsDependentString eventName = nsDependentString(aData);
if (eventName.EqualsLiteral("EVENT_RECOGNITIONSERVICE_ERROR")) {
mRecognition->DispatchError(SpeechRecognition::EVENT_RECOGNITIONSERVICE_ERROR,
SpeechRecognitionErrorCode::Network, // TODO different codes?
NS_LITERAL_STRING("RECOGNITIONSERVICE_ERROR test event"));
} else if (eventName.EqualsLiteral("EVENT_RECOGNITIONSERVICE_FINAL_RESULT")) {
RefPtr<SpeechEvent> event =
new SpeechEvent(mRecognition,
SpeechRecognition::EVENT_RECOGNITIONSERVICE_FINAL_RESULT);
event->mRecognitionResultList = BuildMockResultList();
NS_DispatchToMainThread(event);
}
return NS_OK;
}
SpeechRecognitionResultList*
FakeSpeechRecognitionService::BuildMockResultList()
{
SpeechRecognitionResultList* resultList = new SpeechRecognitionResultList(mRecognition);
SpeechRecognitionResult* result = new SpeechRecognitionResult(mRecognition);
if (0 < mRecognition->MaxAlternatives()) {
SpeechRecognitionAlternative* alternative = new SpeechRecognitionAlternative(mRecognition);
alternative->mTranscript = NS_LITERAL_STRING("Mock final result");
alternative->mConfidence = 0.0f;
result->mItems.AppendElement(alternative);
}
resultList->mItems.AppendElement(result);
return resultList;
}
} // namespace mozilla
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