From f0abb8aaf9d06106235ca5e0e6b3ca2e425c4422 Mon Sep 17 00:00:00 2001
From: fiaxh <git@lightrise.org>
Date: Thu, 18 Jul 2019 02:03:42 +0200
Subject: Refactor file receive/send interfaces and UI

---
 plugins/omemo/src/file_transfer/file_sender.vala | 108 -----------------------
 1 file changed, 108 deletions(-)
 delete mode 100644 plugins/omemo/src/file_transfer/file_sender.vala

(limited to 'plugins/omemo/src/file_transfer/file_sender.vala')

diff --git a/plugins/omemo/src/file_transfer/file_sender.vala b/plugins/omemo/src/file_transfer/file_sender.vala
deleted file mode 100644
index b63d3dc5..00000000
--- a/plugins/omemo/src/file_transfer/file_sender.vala
+++ /dev/null
@@ -1,108 +0,0 @@
-using Dino.Entities;
-using Gee;
-using Signal;
-using Xmpp;
-
-namespace Dino.Plugins.Omemo {
-
-public class AesGcmFileSender : StreamInteractionModule, FileSender, Object {
-    public static ModuleIdentity<Manager> IDENTITY = new ModuleIdentity<Manager>("http_files");
-    public string id { get { return IDENTITY.id; } }
-
-
-    private StreamInteractor stream_interactor;
-    private HashMap<Account, long> max_file_sizes = new HashMap<Account, long>(Account.hash_func, Account.equals_func);
-
-    public AesGcmFileSender(StreamInteractor stream_interactor) {
-        this.stream_interactor = stream_interactor;
-
-        stream_interactor.stream_negotiated.connect(on_stream_negotiated);
-    }
-
-    public void send_file(Conversation conversation, FileTransfer file_transfer) {
-        Xmpp.XmppStream? stream = stream_interactor.get_stream(file_transfer.account);
-        uint8[] buf = new uint8[256];
-        Array<uint8> data = new Array<uint8>(false, true, 0);
-        size_t len = -1;
-        do {
-            try {
-                len = file_transfer.input_stream.read(buf);
-            } catch (IOError error) {
-                warning(@"HTTP upload: IOError reading stream: $(error.message)");
-                file_transfer.state = FileTransfer.State.FAILED;
-            }
-            data.append_vals(buf, (uint) len);
-        } while(len > 0);
-
-        //Create a key and use it to encrypt the file
-        uint8[] iv = new uint8[16];
-        Plugin.get_context().randomize(iv);
-        uint8[] key = new uint8[32];
-        Plugin.get_context().randomize(key);
-        uint8[] ciphertext = aes_encrypt(Cipher.AES_GCM_NOPADDING, key, iv, data.data);
-
-        // Convert iv and key to hex
-        string iv_and_key = "";
-        foreach (uint8 byte in iv) iv_and_key += byte.to_string("%02x");
-        foreach (uint8 byte in key) iv_and_key += byte.to_string("%02x");
-
-        stream_interactor.module_manager.get_module(file_transfer.account, Xmpp.Xep.HttpFileUpload.Module.IDENTITY).request_slot(stream, file_transfer.server_file_name, (int) ciphertext.length, file_transfer.mime_type,
-            (stream, url_down, url_up) => {
-                Soup.Message message = new Soup.Message("PUT", url_up);
-                message.set_request(file_transfer.mime_type, Soup.MemoryUse.COPY, ciphertext);
-                Soup.Session session = new Soup.Session();
-                session.send_async.begin(message, null, (obj, res) => {
-                    try {
-                        session.send_async.end(res);
-                        if (message.status_code >= 200 && message.status_code < 300) {
-                            string aesgcm_link = url_down + "#" + iv_and_key;
-                            aesgcm_link = "aesgcm://" + aesgcm_link.substring(8); // replace https:// by aesgcm://
-
-                            file_transfer.info = aesgcm_link; // store the message content temporarily so the message gets filtered out
-                            Entities.Message xmpp_message = stream_interactor.get_module(MessageProcessor.IDENTITY).create_out_message(aesgcm_link, conversation);
-                            xmpp_message.encryption = Encryption.OMEMO;
-                            stream_interactor.get_module(MessageProcessor.IDENTITY).send_message(xmpp_message, conversation);
-                            file_transfer.info = xmpp_message.id.to_string();
-
-                            ContentItem? content_item = stream_interactor.get_module(ContentItemStore.IDENTITY).get_item(conversation, 1, xmpp_message.id);
-                            if (content_item != null) {
-                                stream_interactor.get_module(ContentItemStore.IDENTITY).set_item_hide(content_item, true);
-                            }
-                        } else {
-                            warning("HTTP upload status code " + message.status_code.to_string());
-                            file_transfer.state = FileTransfer.State.FAILED;
-                        }
-                    } catch (Error e) {
-                        warning("HTTP upload error: " + e.message);
-                        file_transfer.state = FileTransfer.State.FAILED;
-                    }
-                });
-            },
-            (stream, error) => {
-                warning("HTTP upload error: " + error);
-                file_transfer.state = FileTransfer.State.FAILED;
-            }
-        );
-    }
-
-    public bool can_send(Conversation conversation, FileTransfer file_transfer) {
-        return file_transfer.encryption == Encryption.OMEMO;
-    }
-
-    public bool is_upload_available(Conversation conversation) {
-        lock (max_file_sizes) {
-            return max_file_sizes.has_key(conversation.account);
-        }
-    }
-
-    private void on_stream_negotiated(Account account, XmppStream stream) {
-        stream_interactor.module_manager.get_module(account, Xmpp.Xep.HttpFileUpload.Module.IDENTITY).feature_available.connect((stream, max_file_size) => {
-            lock (max_file_sizes) {
-                max_file_sizes[account] = max_file_size;
-            }
-            upload_available(account);
-        });
-    }
-}
-
-}
-- 
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