void tgp_msg_recv (struct tgl_state *TLS, struct tgl_message *M) {
connection_data *conn = TLS->ev_base;
struct tgp_msg_loading *C = tgp_msg_loading_init (TRUE, M);
if (M->date != 0 && M->date < tgp_msg_oldest_relevant_ts (TLS)) {
debug ("Message from %d on %d too old, ignored.", tgl_get_peer_id (M->from_id), M->date);
return;
}
if (M->media.type == tgl_message_media_photo) {
C->done = FALSE;
tgl_do_load_photo (TLS, M->media.photo, tgp_msg_on_loaded_document, C);
}
if (M->media.type == tgl_message_media_document_encr &&
M->media.encr_document->flags & TGLDF_IMAGE &&
!(M->media.encr_document->flags & TGLDF_STICKER)) {
C->done = FALSE;
tgl_do_load_encr_document (TLS, M->media.encr_document, tgp_msg_on_loaded_document, C);
}
#ifdef HAVE_LIBWEBP
if (M->media.type == tgl_message_media_document && M->media.document->flags & TGLDF_STICKER) {
C->done = FALSE;
tgl_do_load_document (TLS, M->media.document, tgp_msg_on_loaded_document, C);
}
#endif
if (M->media.type == tgl_message_media_geo) {
// TODO: load geo thumbnail
}
g_queue_push_tail (conn->new_messages, C);
tgp_msg_process_in_ready (TLS);
}
static void tgprpl_xfer_recv_init (PurpleXfer *X) {
debug ("tgprpl_xfer_recv_init");
struct tgp_xfer_send_data *data = X->data;
purple_xfer_start (X, -1, NULL, 0);
const char *who = purple_xfer_get_remote_user (X);
tgl_peer_t *P = find_peer_by_name (data->conn->TLS, who);
if (P) {
if (data->document) {
tgl_do_load_document (data->conn->TLS, data->document, tgprpl_xfer_recv_on_finished, data);
}
else if (data->encr_document) {
tgl_do_load_encr_document (data->conn->TLS, data->encr_document,
tgprpl_xfer_recv_on_finished, data);
}
} else {
warning ("User not found, not downloading...");
}
data->timer = purple_timeout_add (100, tgprpl_xfer_upload_progress, X);
}
static void tgprpl_xfer_recv_init (PurpleXfer *X) {
debug ("tgprpl_xfer_recv_init(): receiving xfer accepted.");
struct tgp_xfer_send_data *data = X->data;
struct tgl_state *TLS = data->conn->TLS;
struct tgl_message *M = data->msg;
struct tgl_document *D = M->media.document;
tgl_peer_t *P = NULL;
purple_xfer_start (X, -1, NULL, 0);
const char *who = purple_xfer_get_remote_user (X);
P = tgp_blist_lookup_peer_get (TLS, who);
g_return_if_fail(P);
switch (M->media.type) {
case tgl_message_media_document:
tgl_do_load_document (TLS, D, tgprpl_xfer_recv_on_finished, data);
break;
case tgl_message_media_document_encr:
tgl_do_load_encr_document (TLS, M->media.encr_document, tgprpl_xfer_recv_on_finished, data);
break;
case tgl_message_media_audio:
tgl_do_load_audio (TLS, D, tgprpl_xfer_recv_on_finished, data);
break;
case tgl_message_media_video:
tgl_do_load_video (TLS, D, tgprpl_xfer_recv_on_finished, data);
break;
default:
failure ("Unknown message media type: %d, XFER not possible.", M->media.type);
return;
}
// Prevent the xfer data from getting freed after cancelling to allow the file transfer to complete
// without crashing. This is necessary cause loading the file in libtgl cannot be aborted once started.
purple_xfer_ref (X);
data->timer = purple_timeout_add (100, tgprpl_xfer_upload_progress, X);
data->loading = TRUE;
}
static void tgprpl_xfer_recv_init (PurpleXfer *X) {
debug ("tgprpl_xfer_recv_init");
struct tgp_xfer_send_data *data = X->data;
struct tgl_state *TLS = data->conn->TLS;
struct tgl_message *M = data->msg;
struct tgl_document *D = M->media.document;
tgl_peer_t *P = NULL;
purple_xfer_start (X, -1, NULL, 0);
const char *who = purple_xfer_get_remote_user (X);
P = find_peer_by_name (TLS, who);
if (P) {
switch (M->media.type) {
case tgl_message_media_document:
tgl_do_load_document (TLS, D, tgprpl_xfer_recv_on_finished, data);
break;
case tgl_message_media_document_encr:
tgl_do_load_encr_document (TLS, M->media.encr_document,
tgprpl_xfer_recv_on_finished, data);
break;
case tgl_message_media_audio:
tgl_do_load_audio (TLS, D, tgprpl_xfer_recv_on_finished, data);
break;
case tgl_message_media_video:
tgl_do_load_video (TLS, D, tgprpl_xfer_recv_on_finished, data);
break;
default:
failure ("Unknown message media type: %d, XFER not possible.", M->media.type);
break;
}
} else {
warning ("User not found, not downloading...");
}
data->timer = purple_timeout_add (100, tgprpl_xfer_upload_progress, X);
}
void tgp_msg_recv (struct tgl_state *TLS, struct tgl_message *M) {
connection_data *conn = TLS->ev_base;
if (M->flags & (TGLMF_EMPTY | TGLMF_DELETED)) {
return;
}
if (!(M->flags & TGLMF_CREATED)) {
return;
}
if (!(M->flags | TGLMF_UNREAD) && M->date != 0 && M->date < tgp_msg_oldest_relevant_ts (TLS)) {
debug ("Message from %d on %d too old, ignored.", tgl_get_peer_id (M->from_id), M->date);
return;
}
struct tgp_msg_loading *C = tgp_msg_loading_init (M);
if (! (M->flags & TGLMF_SERVICE)) {
// handle all messages that need to load content before they can be displayed
if (M->media.type != tgl_message_media_none) {
switch (M->media.type) {
case tgl_message_media_photo: {
// include the "bad photo" check from telegram-cli interface.c:3287 to avoid crashes when fetching history
// TODO: find out the reason for this behavior
if (M->media.photo) {
++ C->pending;
tgl_do_load_photo (TLS, M->media.photo, tgp_msg_on_loaded_document, C);
}
break;
}
// documents that are stickers or images will be displayed just like regular photo messages
// and need to be lodaed beforehand
case tgl_message_media_document:
case tgl_message_media_video:
case tgl_message_media_audio:
if (M->media.document->flags & TGLDF_STICKER || M->media.document->flags & TGLDF_IMAGE) {
++ C->pending;
tgl_do_load_document (TLS, M->media.document, tgp_msg_on_loaded_document, C);
}
break;
case tgl_message_media_document_encr:
if (M->media.encr_document->flags & TGLDF_STICKER || M->media.encr_document->flags & TGLDF_IMAGE) {
++ C->pending;
tgl_do_load_encr_document (TLS, M->media.encr_document, tgp_msg_on_loaded_document, C);
}
break;
case tgl_message_media_geo:
// TODO: load geo thumbnail
break;
default: // prevent Clang warnings ...
break;
}
}
}
if (tgl_get_peer_type (M->to_id) == TGL_PEER_CHAT) {
tgl_peer_t *P = tgl_peer_get (TLS, M->to_id);
g_warn_if_fail(P);
if (P && ! P->chat.user_list_size) {
// To display a chat the full name of every single user is needed, but the updates received from the server only
// contain the names of users mentioned in the events. In order to display a messages we always need to fetch the
// full chat info first. If the user list is empty, this means that we still haven't fetched the full chat information.
// assure that there is only one chat info request for every
// chat to avoid causing FLOOD_WAIT_X errors that will lead to delays or dropped messages
gpointer to_ptr = GINT_TO_POINTER(tgl_get_peer_id (M->to_id));
if (! g_hash_table_lookup (conn->pending_chat_info, to_ptr)) {
++ C->pending;
tgl_do_get_chat_info (TLS, M->to_id, FALSE, tgp_msg_on_loaded_chat_full, C);
g_hash_table_replace (conn->pending_chat_info, to_ptr, to_ptr);
}
}
}
g_queue_push_tail (conn->new_messages, C);
tgp_msg_process_in_ready (TLS);
}
