private async Task PhotoReceivedAsync(IDialogContext context, IAwaitable <IEnumerable <Attachment> > argument)
{
var message = await argument;
if (message != null && message.Any())
{
var attachment = message.First();
using (HttpClient httpClient = new HttpClient())
{
// Skype & MS Teams attachment URLs are secured by a JwtToken, so we need to pass the token from our bot.
if ((context.Activity.ChannelId.Equals("skype", StringComparison.InvariantCultureIgnoreCase) || context.Activity.ChannelId.Equals("msteams", StringComparison.InvariantCultureIgnoreCase)) &&
new Uri(attachment.ContentUrl).Host.EndsWith("skype.com"))
{
var token = await new MicrosoftAppCredentials().GetTokenAsync();
httpClient.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Bearer", token);
}
var responseMessage = await httpClient.GetAsync(attachment.ContentUrl);
var contentLenghtBytes = responseMessage.Content.Headers.ContentLength;
var data = responseMessage.Content.ReadAsByteArrayAsync().Result;
var newname = Guid.NewGuid().ToString().Replace("-", "_");
var res = await Upload(this.StyleId, data);
this.ImageSel = res;
}
}
await this.EnsurePhoto(context);
}
public async Task StartAsync(IDialogContext context)
{
this.ImageSel = null;
await this.EnsurePhoto(context);
}
