public static async Task<PhotoStreamPayload> GetPhotoStream(string pageNum)
{
string endpoint = CreateEndpointUrl("flickr.people.getPublicPhotos",
new List<string>()
{
"user_id=" + userId,
"extras=url_c,url_s,media,description,date_taken",
"page=" + pageNum
});
string payload = await GetJsonStringPayloadFrom(endpoint);
string trimmedPayload = TrimFlickrString(payload);
var photoStreamDTO =
JsonConvert.DeserializeObject<PhotoStreamDTO>(trimmedPayload);
var photoStreamList = new List<FlickrMedia>();
foreach (var p in photoStreamDTO.photos.photo)
{
FlickrMedia photo = new FlickrMedia()
{
PhotoId = UInt64.Parse(p.id),
Secret = p.secret,
Title = p.title,
Description = p.description._content,
IsVideo = p.media != "photo",
DateTaken = GetDTFromTimestamp(p.datetaken),
ImgUrlLarge = p.url_c,
ImgUrlSmall = p.url_s
};
photo.VideoUrlHq = (photo.IsVideo) ?
CreateVideoUrl(photo.PhotoId, photo.Secret, true) : null;
photo.VideoUrlLq = (photo.IsVideo) ?
CreateVideoUrl(photo.PhotoId, photo.Secret, false) : null;
photoStreamList.Add(photo);
}
var psPayload = new PhotoStreamPayload()
{
photos = photoStreamList,
total = photoStreamDTO.photos.total
};
return psPayload;
}
public static async Task<AlbumPhotosPayload> GetAlbumPhotos(string albumId, string pageNum)
{
string endpoint = CreateEndpointUrl("flickr.photosets.getPhotos",
new List<string>()
{
"user_id=" + userId,
"photoset_id=" + albumId,
"extras=url_c,url_s,media,description,date_taken",
"page=" + pageNum,
"per_page=100"
});
string payload = await GetJsonStringPayloadFrom(endpoint);
string trimmedPayload = TrimFlickrString(payload);
var albumPhotosDTO =
JsonConvert.DeserializeObject<AlbumPhotosDTO>(trimmedPayload);
AlbumPhotosPayload albumPhotosDetails = new AlbumPhotosPayload()
{
Title = albumPhotosDTO.photoset.title,
Total = albumPhotosDTO.photoset.total
};
List<FlickrMedia> photoList = new List<FlickrMedia>();
foreach (var p in albumPhotosDTO.photoset.photo)
{
FlickrMedia photo = new FlickrMedia()
{
PhotoId = UInt64.Parse(p.id),
Secret = p.secret,
Title = p.title,
Description = p.description._content,
IsVideo = p.media != "photo",
DateTaken = GetDTFromTimestamp(p.datetaken),
ImgUrlLarge = p.url_c,
ImgUrlSmall = p.url_s
};
photo.VideoUrlHq = (photo.IsVideo) ?
CreateVideoUrl(photo.PhotoId, photo.Secret, true) : null;
photo.VideoUrlLq = (photo.IsVideo) ?
CreateVideoUrl(photo.PhotoId, photo.Secret, false) : null;
photoList.Add(photo);
}
string description = await GetAlbumDescription(albumId);
albumPhotosDetails.Photos = photoList;
albumPhotosDetails.Description = description;
return albumPhotosDetails;
}
private static async Task<FlickrMedia> AddPhotoInfo(FlickrMedia photo)
{
string endpoint = CreateEndpointUrl("flickr.photos.getInfo",
new List<string>()
{
"photo_id=" + photo.PhotoId.ToString()
});
string payload = await GetJsonStringPayloadFrom(endpoint);
string trimmedPayload = TrimFlickrString(payload);
var flickrPhotoInfoDTO =
JsonConvert.DeserializeObject<PhotoInfoDTO>(trimmedPayload);
photo.Secret = flickrPhotoInfoDTO.photo.secret;
photo.Title = flickrPhotoInfoDTO.photo.title._content;
photo.Description = flickrPhotoInfoDTO.photo.description._content;
photo.IsVideo = flickrPhotoInfoDTO.photo.media == "video";
photo.DateTaken = GetDTFromTimestamp(flickrPhotoInfoDTO.photo.dates.taken);
return photo;
}
private static async Task<FlickrMedia> AddPhotoURLs(FlickrMedia photo)
{
string endpoint = CreateEndpointUrl("flickr.photos.getSizes",
new List<string>()
{
"photo_id=" + photo.PhotoId.ToString()
});
string payload = await GetJsonStringPayloadFrom(endpoint);
string trimmedPayload = TrimFlickrString(payload);
var flickrPhotoSizesDTO =
JsonConvert.DeserializeObject<PhotoSizesDTO>(trimmedPayload);
photo.ImgUrlLarge =
flickrPhotoSizesDTO.sizes.size
.Where(s => s.label == "Original")
.FirstOrDefault()
.source;
photo.ImgUrlSmall =
flickrPhotoSizesDTO.sizes.size
.Where(s => s.label == "Small 320")
.FirstOrDefault()
.source;
if (photo.IsVideo)
{
photo.VideoUrlHq =
flickrPhotoSizesDTO.sizes.size
.Where(s => s.label == "HD MP4")
.FirstOrDefault()
.source;
photo.VideoUrlLq =
flickrPhotoSizesDTO.sizes.size
.Where(s => s.label == "Mobile MP4")
.FirstOrDefault()
.source;
}
return photo;
}
public static async Task<FlickrMedia> GetPhoto(ulong photoId)
{
FlickrMedia photo = new FlickrMedia() { PhotoId = photoId };
// Getting a single photo's FlickrMedia property values requires
// 2 different Flickr API calls
photo = await AddPhotoInfo(photo);
photo = await AddPhotoURLs(photo);
return photo;
}