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profanity/src/ui/chatwin.c

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/*
* chatwin.c
* vim: expandtab:ts=4:sts=4:sw=4
*
* Copyright (C) 2012 - 2019 James Booth <boothj5@gmail.com>
* Copyright (C) 2019 - 2021 Michael Vetter <jubalh@iodoru.org>
*
* This file is part of Profanity.
*
* Profanity is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Profanity is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Profanity. If not, see <https://www.gnu.org/licenses/>.
*
* In addition, as a special exception, the copyright holders give permission to
* link the code of portions of this program with the OpenSSL library under
* certain conditions as described in each individual source file, and
* distribute linked combinations including the two.
*
* You must obey the GNU General Public License in all respects for all of the
* code used other than OpenSSL. If you modify file(s) with this exception, you
* may extend this exception to your version of the file(s), but you are not
* obligated to do so. If you do not wish to do so, delete this exception
* statement from your version. If you delete this exception statement from all
* source files in the program, then also delete it here.
*
*/
#include "config.h"
#include <string.h>
#include <stdlib.h>
#include <assert.h>
#include "xmpp/chat_session.h"
#include "window_list.h"
#include "xmpp/roster_list.h"
#include "log.h"
#include "database.h"
#include "config/preferences.h"
#include "ui/ui.h"
#include "ui/window.h"
#include "ui/titlebar.h"
#include "plugins/plugins.h"
#ifdef HAVE_LIBOTR
#include "otr/otr.h"
#endif
#ifdef HAVE_OMEMO
#include "omemo/omemo.h"
#endif
static void _chatwin_history(ProfChatWin* chatwin, const char* const contact_barejid);
static void _chatwin_set_last_message(ProfChatWin* chatwin, const char* const id, const char* const message);
ProfChatWin*
chatwin_new(const char* const barejid)
{
ProfWin* window = wins_new_chat(barejid);
ProfChatWin* chatwin = (ProfChatWin*)window;
if (!prefs_get_boolean(PREF_MAM) && prefs_get_boolean(PREF_CHLOG) && prefs_get_boolean(PREF_HISTORY)) {
_chatwin_history(chatwin, barejid);
}
// if the contact is offline, show a message
PContact contact = roster_get_contact(barejid);
if (contact) {
if (strcmp(p_contact_presence(contact), "offline") == 0) {
const char* const show = p_contact_presence(contact);
const char* const status = p_contact_status(contact);
win_show_status_string(window, barejid, show, status, NULL, "--", "offline");
}
}
// We start a new OMEMO session if this contact has been configured accordingly.
// However, if OTR is *also* configured, ask the user to choose between OMEMO and OTR.
#ifdef HAVE_OMEMO
gboolean is_otr_secure = FALSE;
#ifdef HAVE_LIBOTR
is_otr_secure = otr_is_secure(barejid);
#endif // HAVE_LIBOTR
if (omemo_automatic_start(barejid) && is_otr_secure) {
win_println(window, THEME_DEFAULT, "!", "This chat could be either OMEMO or OTR encrypted, but not both. "
"Use '/omemo start' or '/otr start' to select the encryption method.");
} else if (omemo_automatic_start(barejid)) {
// Start the OMEMO session
omemo_start_session(barejid);
chatwin->is_omemo = TRUE;
}
#endif // HAVE_OMEMO
if (prefs_get_boolean(PREF_MAM)) {
iq_mam_request(chatwin);
}
return chatwin;
}
void
chatwin_receipt_received(ProfChatWin* chatwin, const char* const id)
{
assert(chatwin != NULL);
ProfWin* win = (ProfWin*)chatwin;
win_mark_received(win, id);
}
#ifdef HAVE_LIBOTR
void
chatwin_otr_secured(ProfChatWin* chatwin, gboolean trusted)
{
assert(chatwin != NULL);
chatwin->is_otr = TRUE;
chatwin->otr_is_trusted = trusted;
ProfWin* window = (ProfWin*)chatwin;
if (trusted) {
win_println(window, THEME_OTR_STARTED_TRUSTED, "!", "OTR session started (trusted).");
} else {
win_println(window, THEME_OTR_STARTED_UNTRUSTED, "!", "OTR session started (untrusted).");
}
if (wins_is_current(window)) {
title_bar_switch();
} else {
int num = wins_get_num(window);
status_bar_new(num, WIN_CHAT, chatwin->barejid);
int ui_index = num;
if (ui_index == 10) {
ui_index = 0;
}
cons_show("%s started an OTR session (%d).", chatwin->barejid, ui_index);
cons_alert(window);
}
}
void
chatwin_otr_unsecured(ProfChatWin* chatwin)
{
assert(chatwin != NULL);
chatwin->is_otr = FALSE;
chatwin->otr_is_trusted = FALSE;
ProfWin* window = (ProfWin*)chatwin;
win_println(window, THEME_OTR_ENDED, "!", "OTR session ended.");
if (wins_is_current(window)) {
title_bar_switch();
}
}
void
chatwin_otr_smp_event(ProfChatWin* chatwin, prof_otr_smp_event_t event, void* data)
{
assert(chatwin != NULL);
switch (event) {
case PROF_OTR_SMP_INIT:
win_println((ProfWin*)chatwin, THEME_DEFAULT, "!",
"%s wants to authenticate your identity, use '/otr secret <secret>'.", chatwin->barejid);
break;
case PROF_OTR_SMP_INIT_Q:
win_println((ProfWin*)chatwin, THEME_DEFAULT, "!",
"%s wants to authenticate your identity with the following question:", chatwin->barejid);
win_println((ProfWin*)chatwin, THEME_DEFAULT, "!", " %s", (char*)data);
win_println((ProfWin*)chatwin, THEME_DEFAULT, "!", "use '/otr answer <answer>'.");
break;
case PROF_OTR_SMP_SENDER_FAIL:
win_println((ProfWin*)chatwin, THEME_DEFAULT, "!",
"Authentication failed, the secret you entered does not match the secret entered by %s.",
chatwin->barejid);
break;
case PROF_OTR_SMP_RECEIVER_FAIL:
win_println((ProfWin*)chatwin, THEME_DEFAULT, "!",
"Authentication failed, the secret entered by %s does not match yours.", chatwin->barejid);
break;
case PROF_OTR_SMP_ABORT:
win_println((ProfWin*)chatwin, THEME_DEFAULT, "!", "SMP session aborted.");
break;
case PROF_OTR_SMP_SUCCESS:
win_println((ProfWin*)chatwin, THEME_DEFAULT, "!", "Authentication successful.");
break;
case PROF_OTR_SMP_SUCCESS_Q:
win_println((ProfWin*)chatwin, THEME_DEFAULT, "!", "%s successfully authenticated you.", chatwin->barejid);
break;
case PROF_OTR_SMP_FAIL_Q:
win_println((ProfWin*)chatwin, THEME_DEFAULT, "!", "%s failed to authenticate you.", chatwin->barejid);
break;
case PROF_OTR_SMP_AUTH:
win_println((ProfWin*)chatwin, THEME_DEFAULT, "!", "Authenticating %s...", chatwin->barejid);
break;
case PROF_OTR_SMP_AUTH_WAIT:
win_println((ProfWin*)chatwin, THEME_DEFAULT, "!", "Awaiting authentication from %s...", chatwin->barejid);
break;
default:
break;
}
}
void
chatwin_otr_trust(ProfChatWin* chatwin)
{
assert(chatwin != NULL);
chatwin->is_otr = TRUE;
chatwin->otr_is_trusted = TRUE;
ProfWin* window = (ProfWin*)chatwin;
win_println(window, THEME_OTR_TRUSTED, "!", "OTR session trusted.");
if (wins_is_current(window)) {
title_bar_switch();
}
}
void
chatwin_otr_untrust(ProfChatWin* chatwin)
{
assert(chatwin != NULL);
chatwin->is_otr = TRUE;
chatwin->otr_is_trusted = FALSE;
ProfWin* window = (ProfWin*)chatwin;
win_println(window, THEME_OTR_UNTRUSTED, "!", "OTR session untrusted.");
if (wins_is_current(window)) {
title_bar_switch();
}
}
#endif
void
chatwin_recipient_gone(ProfChatWin* chatwin)
{
assert(chatwin != NULL);
const char* display_usr = NULL;
PContact contact = roster_get_contact(chatwin->barejid);
if (contact) {
if (p_contact_name(contact)) {
display_usr = p_contact_name(contact);
} else {
display_usr = chatwin->barejid;
}
} else {
display_usr = chatwin->barejid;
}
win_println((ProfWin*)chatwin, THEME_GONE, "!", "<- %s has left the conversation.", display_usr);
}
void
chatwin_incoming_msg(ProfChatWin* chatwin, ProfMessage* message, gboolean win_created)
{
assert(chatwin != NULL);
char* old_plain = message->plain;
message->plain = plugins_pre_chat_message_display(message->from_jid->barejid, message->from_jid->resourcepart, message->plain);
ProfWin* window = (ProfWin*)chatwin;
int num = wins_get_num(window);
char* display_name;
char* mybarejid = connection_get_barejid();
if (g_strcmp0(mybarejid, message->from_jid->barejid) == 0) {
display_name = strdup("me");
} else {
display_name = roster_get_msg_display_name(message->from_jid->barejid, message->from_jid->resourcepart);
}
free(mybarejid);
gboolean is_current = wins_is_current(window);
gboolean notify = prefs_do_chat_notify(is_current);
// currently viewing chat window with sender
if (wins_is_current(window)) {
win_print_incoming(window, display_name, message);
title_bar_set_typing(FALSE);
status_bar_active(num, WIN_CHAT, chatwin->barejid);
// not currently viewing chat window with sender
} else {
status_bar_new(num, WIN_CHAT, chatwin->barejid);
cons_show_incoming_message(display_name, num, chatwin->unread, window);
if (prefs_get_boolean(PREF_FLASH)) {
flash();
}
chatwin->unread++;
// TODO: so far we don't ask for MAM when incoming message occurs.
// Need to figure out:
// 1) only send IQ once
// 2) sort incoming messages on timestamp
// for now if experimental MAM is enabled we dont show no history from sql either
// MUCPMs also get printed here. In their case we don't save any logs (because nick owners can change) and thus we shouldn't read logs
// (and if we do we need to check the resourcepart)
if (!prefs_get_boolean(PREF_MAM) && prefs_get_boolean(PREF_CHLOG) && prefs_get_boolean(PREF_HISTORY) && message->type == PROF_MSG_TYPE_CHAT) {
_chatwin_history(chatwin, chatwin->barejid);
}
// show users status first, when receiving message via delayed delivery
if (message->timestamp && win_created) {
PContact pcontact = roster_get_contact(chatwin->barejid);
if (pcontact) {
win_show_contact(window, pcontact);
}
}
win_insert_last_read_position_marker((ProfWin*)chatwin, chatwin->barejid);
win_print_incoming(window, display_name, message);
}
wins_add_urls_ac(window, message);
if (prefs_get_boolean(PREF_BEEP)) {
beep();
}
if (notify) {
notify_message(display_name, num, message->plain);
}
free(display_name);
plugins_post_chat_message_display(message->from_jid->barejid, message->from_jid->resourcepart, message->plain);
free(message->plain);
message->plain = old_plain;
}
void
chatwin_outgoing_msg(ProfChatWin* chatwin, const char* const message, char* id, prof_enc_t enc_mode,
gboolean request_receipt, const char* const replace_id)
{
assert(chatwin != NULL);
char* enc_char;
if (chatwin->outgoing_char) {
enc_char = chatwin->outgoing_char;
} else if (enc_mode == PROF_MSG_ENC_OTR) {
enc_char = prefs_get_otr_char();
} else if (enc_mode == PROF_MSG_ENC_PGP) {
enc_char = prefs_get_pgp_char();
} else if (enc_mode == PROF_MSG_ENC_OMEMO) {
enc_char = prefs_get_omemo_char();
} else if (enc_mode == PROF_MSG_ENC_OX) {
enc_char = prefs_get_ox_char();
} else {
enc_char = strdup("-");
}
if (request_receipt && id) {
win_print_outgoing_with_receipt((ProfWin*)chatwin, enc_char, "me", message, id, replace_id);
} else {
win_print_outgoing((ProfWin*)chatwin, enc_char, id, replace_id, message);
}
free(enc_char);
// save last id and message for LMC
if (id) {
_chatwin_set_last_message(chatwin, id, message);
}
}
void
chatwin_outgoing_carbon(ProfChatWin* chatwin, ProfMessage* message)
{
assert(chatwin != NULL);
char* enc_char;
if (message->enc == PROF_MSG_ENC_PGP) {
enc_char = prefs_get_pgp_char();
} else if (message->enc == PROF_MSG_ENC_OMEMO) {
enc_char = prefs_get_omemo_char();
} else {
enc_char = strdup("-");
}
ProfWin* window = (ProfWin*)chatwin;
win_print_outgoing(window, enc_char, message->id, message->replace_id, message->plain);
int num = wins_get_num(window);
status_bar_active(num, WIN_CHAT, chatwin->barejid);
free(enc_char);
}
void
chatwin_contact_online(ProfChatWin* chatwin, Resource* resource, GDateTime* last_activity)
{
assert(chatwin != NULL);
const char* show = string_from_resource_presence(resource->presence);
PContact contact = roster_get_contact(chatwin->barejid);
char* display_str = p_contact_create_display_string(contact, resource->name);
win_show_status_string((ProfWin*)chatwin, display_str, show, resource->status, last_activity, "++", "online");
free(display_str);
}
void
chatwin_contact_offline(ProfChatWin* chatwin, char* resource, char* status)
{
assert(chatwin != NULL);
PContact contact = roster_get_contact(chatwin->barejid);
char* display_str = p_contact_create_display_string(contact, resource);
win_show_status_string((ProfWin*)chatwin, display_str, "offline", status, NULL, "--", "offline");
free(display_str);
}
char*
chatwin_get_string(ProfChatWin* chatwin)
{
assert(chatwin != NULL);
GString* res = g_string_new("Chat ");
jabber_conn_status_t conn_status = connection_get_status();
if (conn_status == JABBER_CONNECTED) {
PContact contact = roster_get_contact(chatwin->barejid);
if (contact == NULL) {
g_string_append(res, chatwin->barejid);
} else {
const char* display_name = p_contact_name_or_jid(contact);
g_string_append(res, display_name);
g_string_append_printf(res, " - %s", p_contact_presence(contact));
}
} else {
g_string_append(res, chatwin->barejid);
}
if (chatwin->unread > 0) {
g_string_append_printf(res, ", %d unread", chatwin->unread);
}
char* resstr = res->str;
g_string_free(res, FALSE);
return resstr;
}
void
chatwin_set_enctext(ProfChatWin* chatwin, const char* const enctext)
{
if (chatwin->enctext) {
free(chatwin->enctext);
}
chatwin->enctext = strdup(enctext);
}
void
chatwin_unset_enctext(ProfChatWin* chatwin)
{
if (chatwin->enctext) {
free(chatwin->enctext);
chatwin->enctext = NULL;
}
}
void
chatwin_set_incoming_char(ProfChatWin* chatwin, const char* const ch)
{
if (chatwin->incoming_char) {
free(chatwin->incoming_char);
}
chatwin->incoming_char = strdup(ch);
}
void
chatwin_unset_incoming_char(ProfChatWin* chatwin)
{
if (chatwin->incoming_char) {
free(chatwin->incoming_char);
chatwin->incoming_char = NULL;
}
}
void
chatwin_set_outgoing_char(ProfChatWin* chatwin, const char* const ch)
{
if (chatwin->outgoing_char) {
free(chatwin->outgoing_char);
}
chatwin->outgoing_char = strdup(ch);
}
void
chatwin_unset_outgoing_char(ProfChatWin* chatwin)
{
if (chatwin->outgoing_char) {
free(chatwin->outgoing_char);
chatwin->outgoing_char = NULL;
}
}
static void
_chatwin_history(ProfChatWin* chatwin, const char* const contact_barejid)
{
if (!chatwin->history_shown) {
GSList* history = log_database_get_previous_chat(contact_barejid);
GSList* curr = history;
while (curr) {
ProfMessage* msg = curr->data;
char* msg_plain = msg->plain;
msg->plain = plugins_pre_chat_message_display(msg->from_jid->barejid, msg->from_jid->resourcepart, msg->plain);
// This is dirty workaround for memory leak. We reassign msg->plain above so have to free previous object
// TODO: Make a better solution, for example, pass msg object to the function and it will replace msg->plain properly if needed.
free(msg_plain);
win_print_history((ProfWin*)chatwin, msg);
curr = g_slist_next(curr);
}
chatwin->history_shown = TRUE;
g_slist_free_full(history, (GDestroyNotify)message_free);
}
}
static void
_chatwin_set_last_message(ProfChatWin* chatwin, const char* const id, const char* const message)
{
free(chatwin->last_message);
chatwin->last_message = strdup(message);
free(chatwin->last_msg_id);
chatwin->last_msg_id = strdup(id);
}
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