/// <summary>
/// Constructor
/// </summary>
public User()
: base()
{
ContactInfo = new Dictionary<string, string>();
Cameras = new List<string>();
Lenses = new List<string>();
PhotoStream = new FeatureStream("user");
FriendStream = new FeatureStream("user_friends");
FavStream = new FeatureStream("user_favourites");
}
public static List<Photo> PhotosWithJson(FeatureStream stream, string result)
{
var newPhotos = new List<Photo>();
var evt = new StoragePhotoStreamEventArgs();
try
{
JObject rootObject = JObject.Parse(result);
int page = int.Parse(rootObject["current_page"].ToString());
int totalItems = int.Parse(rootObject["total_items"].ToString());
// Update stream photo count
stream.PhotoCount = totalItems;
JToken token;
if (rootObject.TryGetValue("photos", out token))
{
JArray photoArray = JArray.Parse(rootObject["photos"].ToString());
foreach (JObject photoObject in photoArray)
{
Photo photo = PhotoFactory.PhotoWithJObject(photoObject);
if (photo != null && !stream.Photos.Contains(photo))
{
stream.Photos.Add(photo);
newPhotos.Add(photo);
}
}
}
// Dispatch event
evt.Stream = stream;
evt.Page = page;
evt.PhotoCount = totalItems;
evt.NewPhotos.AddRange(newPhotos);
if (StorageCore.Instance.PhotoStreamUpdated != null)
{
StorageCore.Instance.PhotoStreamUpdated(StorageCore.Instance, evt);
}
}
catch (Exception ex)
{
Debug.WriteLine(ex);
if (StorageCore.Instance.PhotoStreamUpdated != null)
{
StorageCore.Instance.PhotoStreamUpdated(StorageCore.Instance, evt);
}
}
return newPhotos;
}
/// <summary>
/// Constructor
/// </summary>
public StorageCore()
{
UserCache = new Dictionary<string, User>();
UserList = new List<User>();
PhotoCache = new Dictionary<string, Photo>();
// Category
InitializePhotoCategoryTable();
// Feature streams
PopularStream = new FeatureStream("popular");
UpcomingStream = new FeatureStream("upcoming");
EditorChoiceStream = new FeatureStream("editors");
TodayStream = new FeatureStream("fresh_today");
YesterdayStream = new FeatureStream("fresh_yesterday");
WeekStream = new FeatureStream("fresh_week");
// User events
APICore.Instance.GetCurrentUserInfoComplete += OnCurrentUserInfoRetrieved;
}
public async Task<string> GetPhotoStreamAsync(FeatureStream stream, int page = 1, int perPage = 20, List<KeyValuePair<string, string>> additionalParams = null)
{
string timestamp = DateTimeUtils.GetTimestamp();
string nonce = GenerateNonce();
// Encode the request string
List<KeyValuePair<string, string>> plist = new List<KeyValuePair<string, string>>();
plist.Add(new KeyValuePair<string, string>("feature", stream.Name));
plist.Add(new KeyValuePair<string, string>("oauth_consumer_key", consumerKey));
plist.Add(new KeyValuePair<string, string>("oauth_nonce", nonce));
plist.Add(new KeyValuePair<string, string>("oauth_signature_method", "HMAC-SHA1"));
plist.Add(new KeyValuePair<string, string>("oauth_timestamp", timestamp));
plist.Add(new KeyValuePair<string, string>("oauth_token", AccessToken));
plist.Add(new KeyValuePair<string, string>("oauth_version", "1.0"));
plist.Add(new KeyValuePair<string, string>("page", page.ToString()));
plist.Add(new KeyValuePair<string, string>("rpp", PerPage.ToString()));
if (stream.UserId != null)
{
plist.Add(new KeyValuePair<string, string>("user_id", stream.UserId));
}
else if (stream.UserName != null)
{
plist.Add(new KeyValuePair<string, string>("username", stream.UserName));
}
if (additionalParams != null)
{
foreach (var entry in additionalParams)
{
plist.Add(entry);
}
}
string paramString = GenerateParamString(plist);
string signature = GenerateSignature("GET", AccessTokenSecret, BaseUrl + "/photos", paramString);
// Create the http request
string requestUrl = BaseUrl + "/photos?" + paramString + "&oauth_signature=" + signature;
try
{
HttpClient client = new HttpClient();
HttpResponseMessage resp = await client.GetAsync(requestUrl);
resp.EnsureSuccessStatusCode();
var result = await resp.Content.ReadAsStringAsync();
// Dispatch event
if (GetPhotoStreamComplete != null)
{
GetPhotoStreamComplete(this, new PhotoStreamEventArgs(stream, result));
}
return result;
}
catch (Exception ex)
{
GetCurrentUserInfoFailed(this, new PhotoStreamEventArgs(stream));
Debug.WriteLine(ex);
return null;
}
}
private void SelectStream(FeatureStream stream)
{
PhotoListView.Stream = stream;
}
public PhotoStreamEventArgs(FeatureStream stream, String result = null)
{
Stream = stream;
Result = result;
}