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Support for Encrypted Files/Medias

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Wizou 2022-10-07 03:00:57 +02:00
parent c6adeb1f31
commit f22990cb58
9 changed files with 143 additions and 37 deletions
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22
Examples/Program_SecretChats.cs
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@ -1,5 +1,6 @@
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Threading.Tasks;
using TL;
@ -31,9 +32,10 @@ namespace WTelegramClientTest
var dialogs = await Client.Messages_GetAllDialogs(); // load the list of users/chats
dialogs.CollectUsersChats(Users, Chats);
Console.WriteLine(@"Available commands:
/request <UserID> Initiate Secret Chat with user
/discard [delete] Terminate active secret chat (and delete history)
/request <UserID> Initiate Secret Chat with user (see /users)
/discard [delete] Terminate active secret chat [and delete history]
/select <ChatID> Select another Secret Chat
/photo filename.jpg Send a JPEG photo
/read Mark active discussion as read
/users List collected users and their IDs
Type a command, or a message to send to the active secret chat:");
@ -52,6 +54,13 @@ Type a command, or a message to send to the active secret chat:");
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 if (ActiveChat == null) Console.WriteLine("No active secret chat");
@ -73,7 +82,14 @@ Type a command, or a message to send to the active secret chat:");
if (unem.message.ChatId != ActiveChat) SelectActiveChat(unem.message.ChatId);
foreach (var msg in Secrets.DecryptMessage(unem.message))
{
if (msg.Action == null) Console.WriteLine($"{unem.message.ChatId}> {msg.Message}");
if (msg.Media != null && unem.message is EncryptedMessage { file: EncryptedFile ef })
{
Console.WriteLine($"{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 decryptStream = new WTelegram.AES_IGE_Stream(output, msg.Media);
await Client.DownloadFileAsync(ef, decryptStream, ef.dc_id, ef.size);
}
else if (msg.Action == null) Console.WriteLine($"{unem.message.ChatId}> {msg.Message}");
else Console.WriteLine($"{unem.message.ChatId}> Service Message {msg.Action.GetType().Name[22..]}");
}
break;