protected bool FetchUpdates()
{
try
{
string data = this.snapconnector.GetUpdates();
if (this.dlSnaps)
{
JsonClasses.Snap[] snaps = this.snapconnector.GetSnaps(data);
//process snaps
foreach (JsonClasses.Snap snap in snaps)
{
if (snap.st < 2 && !string.IsNullOrEmpty(snap.sn))
{
bool dlSnap = this.connector.AddSnap(snap);
if (dlSnap)
{
try
{
byte[] image = this.snapconnector.GetMedia(snap.id);
if (!SnapConnector.isMedia(image))
{
image = SnapConnector.decryptECB(image);
}
string filename = this.SaveMedia(image, snap);
this.NotifyTray(snap, filename);
}
catch (WebException w)
{
//too bad
HttpWebResponse resp = w.Response as HttpWebResponse;
if (resp.StatusCode != HttpStatusCode.Gone && resp.StatusCode != HttpStatusCode.InternalServerError)
{
throw w;
}
}
}
}
}
}
if (this.dlStories)
{
JsonClasses.Story[] stories = this.snapconnector.GetStories(data);
//process stories
foreach (JsonClasses.Story story in stories)
{
if (story.media_type < 2)
{
bool dlStory = this.connector.AddStory(story);
if (dlStory)
{
try
{
byte[] image = this.snapconnector.GetStoryMedia(story.media_id, story.media_key, story.media_iv);
string filename = this.SaveMedia(image, story);
if (!string.IsNullOrEmpty(filename))
{
this.NotifyTray(story, filename);
}
}
catch (WebException w)
{
//too bad
if (w.Status != WebExceptionStatus.ProtocolError)
{
throw w;
}
}
}
}
}
}
}
catch (WebException wex)
{
if (wex.Response != null)
{
HttpWebResponse resp = wex.Response as HttpWebResponse;
if (resp.StatusCode == System.Net.HttpStatusCode.Unauthorized)
{
MessageBox.Show("Invalid credentials", "Auth error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else if (resp.StatusCode == HttpStatusCode.InternalServerError)
{
//shit happens
return(true);
}
else
{
MessageBox.Show(wex.Message, "WebException in listener thread", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
this.autoStart = false;
return(false);
}
return(true);
}
catch (Exception ex)
{
//TODO: log
MessageBox.Show(ex.Message, "General Exception in listener thread", MessageBoxButtons.OK, MessageBoxIcon.Error);
this.autoStart = false;
return(false);
}
return(true);
}
