public static void GetFlickrImageSizes(ImageFeedItem imageFeedItem, string flickrApiKey, GetFlickrImageSizesCallback callback)
{
if (imageFeedItem == null || (imageFeedItem.Sizes != null && imageFeedItem.Sizes.Count > 0) || imageFeedItem.SourceType != SourceType.Flickr)
{
callback(imageFeedItem);
}
string query = string.Format(CultureInfo.InvariantCulture, "http://api.flickr.com/services/rest/?method=flickr.photos.getSizes&api_key={0}&photo_id={1}", flickrApiKey, imageFeedItem.ServiceId);
AsyncWebRequest request = new AsyncWebRequest();
request.Request(new Uri(query));
request.Result += (sender, e) =>
{
if (e.Status != HttpStatusCode.OK)
{
callback(imageFeedItem);
}
try
{
XDocument doc = XDocument.Parse(e.Response);
imageFeedItem.Sizes = new Dictionary <Size, Uri>();
foreach (XElement size in doc.Descendants("size"))
{
imageFeedItem.Sizes[new Size(int.Parse(size.Attribute("width").Value, CultureInfo.InvariantCulture), int.Parse(size.Attribute("height").Value, CultureInfo.InvariantCulture))] = new Uri(size.Attribute("source").Value);
}
callback(imageFeedItem);
}
catch
{
callback(imageFeedItem);
}
};
}
public static void GetFlickrImageSizes(ImageFeedItem imageFeedItem, string flickrApiKey, GetFlickrImageSizesCallback callback)
{
if (imageFeedItem == null || (imageFeedItem.Sizes != null && imageFeedItem.Sizes.Count > 0) || imageFeedItem.SourceType != SourceType.Flickr)
{
callback(imageFeedItem);
}
string query = string.Format(CultureInfo.InvariantCulture, "http://api.flickr.com/services/rest/?method=flickr.photos.getSizes&api_key={0}&photo_id={1}", flickrApiKey, imageFeedItem.ServiceId);
AsyncWebRequest request = new AsyncWebRequest();
request.Request(new Uri(query));
request.Result += (sender, e) =>
{
if (e.Status != HttpStatusCode.OK)
{
callback(imageFeedItem);
}
try
{
XDocument doc = XDocument.Parse(e.Response);
imageFeedItem.Sizes = new Dictionary<Size, Uri>();
foreach (XElement size in doc.Descendants("size"))
{
imageFeedItem.Sizes[new Size(int.Parse(size.Attribute("width").Value, CultureInfo.InvariantCulture), int.Parse(size.Attribute("height").Value, CultureInfo.InvariantCulture))] = new Uri(size.Attribute("source").Value);
}
callback(imageFeedItem);
}
catch
{
callback(imageFeedItem);
}
};
}
/// <summary>
/// Processes the response from the feed service.
/// </summary>
/// <param name="response">response from the feed service.</param>
internal override void ProcessResponse(object responseObject)
{
string response = responseObject.ToString();
if (response.Contains("<rsp stat=\"fail\">"))
{
#if DEBUG
throw new InvalidOperationException(response);
#else
return;
#endif
}
XDocument document = XDocument.Parse(response);
foreach (XElement node in document.Element("rsp").Element("photos").Elements("photo"))
{
_flickrUserNameCache[node.Attribute("owner").Value] = node.Attribute("ownername").Value;
_minUploadDate = Math.Max(_minUploadDate, long.Parse(node.Attribute("dateupload").Value, CultureInfo.InvariantCulture));
ImageFeedItem feedItem = new ImageFeedItem
{
// Build the page URI with the user photo url, since that's what a user would put in the ban list.
Uri = new Uri(string.Format(
CultureInfo.InvariantCulture,
SourceUriFormatString,
string.IsNullOrEmpty(node.Attribute("pathalias").Value) ? node.Attribute("owner").Value : node.Attribute("pathalias").Value,
node.Attribute("id").Value)),
Date = FlickrSearchFeed.ConvertFromUnixTimestamp(int.Parse(node.Attribute("dateupload").Value, CultureInfo.InvariantCulture)),
Author = HttpUtility.HtmlDecode(_flickrUserNameCache[node.Attribute("owner").Value]),
AvatarUri = new Uri(string.Format(
CultureInfo.InstalledUICulture,
AvatarUriFormatString,
node.Attribute("iconfarm").Value,
node.Attribute("iconserver").Value,
node.Attribute("owner").Value)),
SourceType = SourceType.Flickr,
Title = HttpUtility.HtmlDecode(node.Attribute("title").Value),
Caption = HttpUtility.HtmlDecode(StripHtml(node.Element("description") != null ? node.Element("description").Value : string.Empty)),
ThumbnailUri = new Uri(string.Format(
CultureInfo.InvariantCulture,
ThumbnailUriFormatString,
node.Attribute("farm").Value,
node.Attribute("server").Value,
node.Attribute("id").Value,
node.Attribute("secret").Value)),
ServiceId = node.Attribute("id").Value
};
if (feedItem.Date < MinDate)
{
continue;
}
RaiseGotNewFeedItem(feedItem);
}
}
/// <summary>
/// Processes the response to convert owner's posts into feed items.
/// </summary>
/// <param name="response">response from the feed service.</param>
internal void ProcessResponseWithOwner(dynamic response)
{
#region Process Owner's Image Items
if (response.data[_ownerPhotoDataIndex]["fql_result_set"].Count > 0) // ownerphotodata
{
foreach (dynamic photo in response.data[_ownerPhotoDataIndex]["fql_result_set"]) // ownerphotodata
{
foreach (dynamic author in response.data[_ownerPhotoAuthorDataIndex]["fql_result_set"]) // ownerphotoauthordata
{
DateTime created = ConvertFromUnixTimestamp(double.Parse(photo["created"].ToString()));
if (created < MinDate)
{
continue;
}
// add a feed if matching author is found for the post
if (photo.owner == author.page_id)
{
ImageFeedItem feedItem = new ImageFeedItem
{
Author = (string)author["name"],
AvatarUri = new Uri((string)author["pic_small"]),
Date = created,
ServiceId = (string)photo["pid"],
Uri = new Uri(string.Format(CultureInfo.InvariantCulture, (string)photo["link"])),
SourceType = SourceType.Facebook,
Caption = (string)photo["caption"],
ThumbnailUri = new Uri(string.Format(CultureInfo.InvariantCulture, (string)photo["src_big"])),
};
RaiseGotNewFeedItem(feedItem);
}
break;
}
}
}
#endregion
#region Process Owner's Status Items
if (response.data[_ownerStatusStreamIndex]["fql_result_set"].Count > 0)
{
foreach (dynamic post in response.data[_ownerStatusStreamIndex]["fql_result_set"]) // ownerstatusstream
{
foreach (dynamic author in response.data[_ownerStatusAuthorDataIndex]["fql_result_set"]) // ownerstatusauthordata
{
if (post.actor_id == author.page_id)
{
// create status feed item if matching author data is found for this post
DateTime created = ConvertFromUnixTimestamp(double.Parse(post["created_time"].ToString()));
if (created < MinDate)
{
continue;
}
StatusFeedItem feedItem = new StatusFeedItem
{
Author = (string)author["name"],
AvatarUri = new Uri((string)author["pic_small"]),
Date = created,
ServiceId = (string)post["post_id"],
Uri = new Uri(string.Format(CultureInfo.InvariantCulture, (string)post["permalink"])),
Status = (string)post["message"],
SourceType = SourceType.Facebook,
};
RaiseGotNewFeedItem(feedItem);
break;
}
}
}
}
#endregion
}
