public String getCacheKey(LocalDate date, APICollectionType type) {
return APIUtil.constructFullUrl(
client.getApiBaseUrl(),
client.getApiVersion(),
FitbitUser.CURRENT_AUTHORIZED_USER,
type,
date,
APIFormat.JSON);
}
public void getTokenCredentials(LocalUserDetail user) throws FitbitAPIException {
// Get cached resource credentials:
APIResourceCredentials resourceCredentials = getResourceCredentialsByUser(user);
if (resourceCredentials == null) {
throw new FitbitAPIException(
"User "
+ user.getUserId()
+ " does not have resource credentials. Need to grant authorization first.");
}
String tempToken = resourceCredentials.getTempToken();
String tempTokenSecret = resourceCredentials.getTempTokenSecret();
if (tempToken == null || tempTokenSecret == null) {
throw new FitbitAPIException(
"Resource credentials for resource "
+ user.getUserId()
+ " are in an invalid state: temporary token or secret is null.");
}
// Get and save token credentials:
AccessToken accessToken =
client.getOAuthAccessToken(
tempToken, tempTokenSecret, resourceCredentials.getTempTokenVerifier());
resourceCredentials.setAccessToken(accessToken.getToken());
resourceCredentials.setAccessTokenSecret(accessToken.getTokenSecret());
resourceCredentials.setResourceId(accessToken.getEncodedUserId());
}
public String getResourceOwnerAuthorizationURL(LocalUserDetail user, String callbackURL)
throws FitbitAPIException {
// Get temporary credentials. Include callback URL which the Fitbit API service will save and
// redirect to when
// the user authorizes.
TempCredentials tempCredentials = client.getOAuthTempToken(callbackURL);
// Create and save temporary resource credentials:
APIResourceCredentials resourceCredentials =
new APIResourceCredentials(
user.getUserId(), tempCredentials.getToken(), tempCredentials.getTokenSecret());
saveResourceCredentials(user, resourceCredentials);
// Return Fitbit URL to redirect to where the user can authorize:
return tempCredentials.getAuthorizationURL();
}
public FitbitAPIClientService(
C client,
String consumerKey,
String consumerSecret,
FitbitApiCredentialsCache credentialsCache,
FitbitAPIEntityCache entityCache,
FitbitApiSubscriptionStorage subscriptionStore) {
this.client = client;
client.setOAuthConsumer(consumerKey, consumerSecret);
subscriberSecret = consumerSecret;
this.credentialsCache = credentialsCache;
this.entityCache = entityCache;
this.subscriptionStore = subscriptionStore;
}
public Object getCollectionForDate(LocalUserDetail user, LocalDate date, APICollectionType type)
throws FitbitAPIException {
// Get cache key for collection:
String cacheKey = getCacheKey(date, type);
// Get the resource credentials:
APIResourceCredentials credentials = credentialsCache.getResourceCredentials(user);
// First consult the cache:
Object result = getFromCache(user, credentials, cacheKey);
// If not in cache, retrieve from the API service and place in cache:
if (null == result) {
result = client.getCollectionForDate(user, FitbitUser.CURRENT_AUTHORIZED_USER, type, date);
putInCache(result, credentials, cacheKey);
}
return result;
}
/**
* Removes subscription
*
* @param collectionType
* @param subscriptionId
*/
public void unsubscribe(
String subscriberId,
LocalUserDetail user,
APICollectionType collectionType,
final String subscriptionId)
throws FitbitAPIException {
if (null == subscriptionStore) {
throw new FitbitAPIException(
"Can not deal with subscriptions without a place to store information about them.");
}
// This example application only allows a single subscription per
// (local) user. We use the user's ID as the subscription ID to avoid
// having to maintain a mapping.
client.unsubscribe(
subscriberId, user, FitbitUser.CURRENT_AUTHORIZED_USER, collectionType, subscriptionId);
LocalSubscriptionDetail subscription = subscriptionStore.getBySubscriptionId(user.getUserId());
if (null != subscription) {
subscriptionStore.delete(subscription);
}
}
/**
* Creates new subscription
*
* @param collectionType Collection to receive notifications from
* @param subscriptionId ID associated with subscription
* @return SubscriptionDetail
*/
public SubscriptionDetail subscribe(
String subscriberId,
LocalUserDetail user,
APICollectionType collectionType,
final String subscriptionId)
throws FitbitAPIException {
if (null == subscriptionStore) {
throw new FitbitAPIException(
"Can not deal with subscriptions without a place to store information about them.");
}
// This example application only allows a single subscription per
// (local) user. We use the user's ID as the subscription ID to avoid
// having to maintain a mapping.
SubscriptionDetail result =
client.subscribe(
subscriberId, user, FitbitUser.CURRENT_AUTHORIZED_USER, collectionType, subscriptionId);
if (null != result) {
LocalSubscriptionDetail detail = new LocalSubscriptionDetail(result, true);
subscriptionStore.save(detail);
}
return result;
}
public void evictUpdatedResourcesFromCache(
String subscriberId, InputStream updateMessageStream, String serverSignature)
throws FitbitAPIException {
try {
if (null == serverSignature) {
throw new FitbitAPISecurityException("Missing signature.");
}
String updateMessage = APIUtil.inputStreamToString(updateMessageStream);
String ourSignature = APIUtil.generateSignature(updateMessage, subscriberSecret);
if (null == ourSignature || !ourSignature.equals(serverSignature)) {
throw new FitbitAPISecurityException("Signatures do not match, given " + serverSignature);
}
UpdateNotification notification = new UpdateNotification(new JSONArray(updateMessage));
int i = 0;
for (UpdatedResource resource : notification.getUpdatedResources()) {
//noinspection UnnecessaryParentheses,ValueOfIncrementOrDecrementUsed
log.info(
"Processing update notification "
+ (++i)
+ " for subscription "
+ resource.getSubscriptionId());
LocalSubscriptionDetail sub =
subscriptionStore.getBySubscriptionId(resource.getSubscriptionId());
if (null == sub) {
log.info(
"Nothing known about subscription "
+ resource.getSubscriptionId()
+ ", creating placeholder.");
sub =
new LocalSubscriptionDetail(
new SubscriptionDetail(
subscriberId,
resource.getSubscriptionId(),
resource.getOwner(),
resource.getCollectionType()),
false);
subscriptionStore.save(sub);
}
sub.setLastUpdateNotificationDate(new Date());
APIResourceCredentials credentials =
credentialsCache.getResourceCredentials(
new LocalUserDetail(resource.getSubscriptionId()));
String cacheKeyWithUserId =
APIUtil.constructFullUrl(
client.getApiBaseUrl(),
client.getApiVersion(),
resource.getOwner(),
resource.getCollectionType(),
resource.getDate(),
APIFormat.JSON);
Activities entity = (Activities) entityCache.get(credentials, cacheKeyWithUserId);
if (null != entity) {
log.info("Evicting entity " + cacheKeyWithUserId);
entityCache.remove(credentials, cacheKeyWithUserId);
} else {
log.info("There is no cached version of entity " + cacheKeyWithUserId);
}
String cacheKeyWithPlaceholder =
APIUtil.constructFullUrl(
client.getApiBaseUrl(),
client.getApiVersion(),
FitbitUser.CURRENT_AUTHORIZED_USER,
resource.getCollectionType(),
resource.getDate(),
APIFormat.JSON);
entity = (Activities) entityCache.get(credentials, cacheKeyWithPlaceholder);
if (null != entity) {
log.info("Evicting entity " + cacheKeyWithPlaceholder);
entityCache.remove(credentials, cacheKeyWithPlaceholder);
} else {
log.info("There is no cached version of entity " + cacheKeyWithPlaceholder);
}
}
} catch (IOException e) {
throw new FitbitAPIException("Notification stream is malformed: " + e, e);
} catch (JSONException e) {
throw new FitbitAPIException("Unable to parse update message: " + e, e);
}
}
public ApiRateLimitStatus getClientAndViewerRateLimitStatus(LocalUserDetail user)
throws FitbitAPIException {
return client.getClientAndViewerRateLimitStatus(user);
}
public ApiRateLimitStatus getClientRateLimitStatus() throws FitbitAPIException {
return client.getClientRateLimitStatus();
}