Support IMEX messages

This commit is contained in:
2021-01-10 17:12:29 +00:00
parent 6da5908686
commit 83488c31fe

View File

@@ -12,6 +12,8 @@
#include "delta-connection.h"
#include "libdelta.h"
#define IMEX_RECEIVED_MESSAGE "Setup message received. To apply it, reply with:\nIMEX: %d nnnn-nnnn-nnnn-nnnn-nnnn-nnnn-nnnn-nnnn-nnnn\nNo whitespace in the setup-code!"
void delta_recv_im(DeltaConnectionData *conn, uint32_t msg_id);
void
@@ -141,8 +143,6 @@ delta_event_handler(void *context)
dc_event_emitter_t* emitter = dc_get_event_emitter(mailbox);
dc_event_t* event;
// FIXME: do we still need runthreads?
while (conn->runthreads && (event = dc_get_next_event(emitter)) != NULL) {
ProcessRequest *pr = NULL;
@@ -177,10 +177,20 @@ delta_event_handler(void *context)
break;
}
case DC_EVENT_MSGS_CHANGED:
case DC_EVENT_MSGS_CHANGED: {
// This event may be issued for a single message, in which case the
// message ID is in data2 and we should treat it as an incoming msg
uint32_t msg_id = dc_event_get_data2_int(event);
pr = delta_build_process_request(conn);
purple_timeout_add(0, delta_process_fresh_messages, pr);
if (msg_id) {
// FIXME: they won't all be incoming. Some will be changed
pr->msg_id = msg_id;
purple_timeout_add(0, delta_process_incoming_message, pr);
} else {
purple_timeout_add(0, delta_process_fresh_messages, pr);
}
break;
}
case DC_EVENT_INCOMING_MSG:
// data1 is chat_id, which we don't seem to need yet.
@@ -297,6 +307,25 @@ delta_connection_start_login(PurpleConnection *pc)
return;
}
gboolean delta_try_process_imex(dc_context_t *mailbox, char *text) {
if (!g_str_has_prefix(text, "IMEX: ")) {
return FALSE;
}
gchar **parts = g_strsplit(text, " ", 3);
if (g_strv_length(parts) != 3) {
g_strfreev(parts);
return FALSE;
}
int msg_id = atoi(parts[1]);
gboolean success = dc_continue_key_transfer(mailbox, msg_id, parts[2]);
g_strfreev(parts);
return success;
}
int
delta_send_im(PurpleConnection *pc, const char *who, const char *message, PurpleMessageFlags flags)
{
@@ -373,7 +402,9 @@ next:
char *stripped_message = purple_markup_strip_html(message);
g_assert(stripped_message != NULL);
if (strlen(stripped_message) > 0) {
dc_send_text_msg(mailbox, chat_id, stripped_message);
if (!delta_try_process_imex(mailbox, stripped_message)) {
dc_send_text_msg(mailbox, chat_id, stripped_message);
}
}
g_free(stripped_message);
@@ -389,7 +420,7 @@ delta_recv_im(DeltaConnectionData *conn, uint32_t msg_id)
PurpleConnection *pc = conn->pc;
g_assert(pc != NULL);
dc_msg_t* msg = dc_get_msg(mailbox, msg_id);
dc_msg_t *msg = dc_get_msg(mailbox, msg_id);
int viewtype = dc_msg_get_viewtype(msg);
time_t timestamp = dc_msg_get_timestamp(msg);
char *text = dc_msg_get_text(msg);
@@ -404,9 +435,22 @@ delta_recv_im(DeltaConnectionData *conn, uint32_t msg_id)
char *who = dc_contact_get_addr(contact);
int flags = PURPLE_MESSAGE_RECV;
// FIXME: as a massive hack, convert IMEX setup messages into a text message
// prompting the user how to trigger the IMEX filter in outgoing messages.
if (dc_msg_is_setupmessage(msg)) {
purple_debug_info(PLUGIN_ID, "Receiving IMEX: ID=%d\n", msg_id);
viewtype = DC_MSG_TEXT;
g_free(text);
text = g_strndup("", 1024);
g_assert(text != NULL);
g_snprintf(text, 1024, IMEX_RECEIVED_MESSAGE, msg_id);
}
switch(viewtype) {
case DC_MSG_GIF:
case DC_MSG_IMAGE:
case DC_MSG_STICKER:
flags = flags | PURPLE_MESSAGE_IMAGES;
break;
case DC_MSG_TEXT: