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DownloadFileAsync support for !CanSeek streams (like AES_IGE_Stream)

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Wizou 2022-10-07 11:24:08 +02:00
parent f22990cb58
commit e51ea2441e
4 changed files with 37 additions and 24 deletions
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52
Examples/Program_SecretChats.cs
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@ -41,30 +41,38 @@ namespace WTelegramClientTest
Type a command, or a message to send to the active secret chat:");
do
{
var line = Console.ReadLine();
if (line.StartsWith('/'))
try
{
if (line == "/discard delete") { await Secrets.Discard(ActiveChat, true); SelectActiveChat(); }
else if (line == "/discard") { await Secrets.Discard(ActiveChat, false); SelectActiveChat(); }
else if (line == "/read") await Client.Messages_ReadEncryptedHistory(ActiveChat, DateTime.UtcNow);
else if (line == "/users") foreach (var user in Users.Values) Console.WriteLine($"{user.id,-10} {user}");
else if (line.StartsWith("/select ")) SelectActiveChat(int.Parse(line[8..]));
else if (line.StartsWith("/request "))
if (Users.TryGetValue(long.Parse(line[9..]), out var user))
SelectActiveChat(await Secrets.Request(user));
else
Console.WriteLine("User not found");
else if (line.StartsWith("/photo "))
var line = Console.ReadLine();
if (line.StartsWith('/'))
{
var media = new TL.Layer45.DecryptedMessageMediaPhoto { caption = line[7..] };
var file = await Secrets.UploadFile(File.OpenRead(line[7..]), media);
var sent = await Secrets.SendMessage(ActiveChat, new TL.Layer73.DecryptedMessage { random_id = WTelegram.Helpers.RandomLong(),
media = media, flags = TL.Layer73.DecryptedMessage.Flags.has_media }, file: file);
if (line == "/discard delete") { await Secrets.Discard(ActiveChat, true); SelectActiveChat(); }
else if (line == "/discard") { await Secrets.Discard(ActiveChat, false); SelectActiveChat(); }
else if (line == "/read") await Client.Messages_ReadEncryptedHistory(ActiveChat, DateTime.UtcNow);
else if (line == "/users") foreach (var user in Users.Values) Console.WriteLine($"{user.id,-10} {user}");
else if (line.StartsWith("/select ")) SelectActiveChat(int.Parse(line[8..]));
else if (line.StartsWith("/request "))
if (Users.TryGetValue(long.Parse(line[9..]), out var user))
SelectActiveChat(await Secrets.Request(user));
else
Console.WriteLine("User not found");
else if (line.StartsWith("/photo "))
{
var media = new TL.Layer45.DecryptedMessageMediaPhoto { caption = line[7..] };
var file = await Secrets.UploadFile(File.OpenRead(line[7..]), media);
var sent = await Secrets.SendMessage(ActiveChat, new TL.Layer73.DecryptedMessage { random_id = WTelegram.Helpers.RandomLong(),
media = media, flags = TL.Layer73.DecryptedMessage.Flags.has_media }, file: file);
}
else Console.WriteLine("Unrecognized command");
}
else Console.WriteLine("Unrecognized command");
else if (ActiveChat == null) Console.WriteLine("No active secret chat");
else await Secrets.SendMessage(ActiveChat, new TL.Layer73.DecryptedMessage { message = line, random_id = WTelegram.Helpers.RandomLong() });
}
catch (Exception ex)
{
Console.WriteLine(ex);
}
else if (ActiveChat == null) Console.WriteLine("No active secret chat");
else await Secrets.SendMessage(ActiveChat, new TL.Layer73.DecryptedMessage { message = line, random_id = WTelegram.Helpers.RandomLong() });
} while (true);
}
@ -79,13 +87,13 @@ Type a command, or a message to send to the active secret chat:");
await Secrets.HandleUpdate(ue);
break;
case UpdateNewEncryptedMessage unem: // Encrypted message or service message:
if (unem.message.ChatId != ActiveChat) SelectActiveChat(unem.message.ChatId);
if (unem.message.ChatId != ActiveChat?.chat_id) SelectActiveChat(unem.message.ChatId);
foreach (var msg in Secrets.DecryptMessage(unem.message))
{
if (msg.Media != null && unem.message is EncryptedMessage { file: EncryptedFile ef })
{
Console.WriteLine($"{unem.message.ChatId}> {msg.Message} [file being downloaded to media.jpg]");
using var output = File.OpenWrite("media.jpg"); // not necessarily a JPG, check the msg.Media mime_type
using var output = File.Create("media.jpg"); // not necessarily a JPG, check the msg.Media mime_type
using var decryptStream = new WTelegram.AES_IGE_Stream(output, msg.Media);
await Client.DownloadFileAsync(ef, decryptStream, ef.dc_id, ef.size);
}