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toxic/src/conference.c

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/* conference.c
*
*
* Copyright (C) 2014 Toxic All Rights Reserved.
*
* This file is part of Toxic.
*
* Toxic 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.
*
* Toxic 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 Toxic. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef _GNU_SOURCE
#define _GNU_SOURCE /* needed for strcasestr() and wcswidth() */
#endif
#include <assert.h>
#include <inttypes.h>
#include <math.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>
#include <wchar.h>
#ifdef AUDIO
#ifdef __APPLE__
#include <OpenAL/al.h>
#include <OpenAL/alc.h>
#else
#include <AL/al.h>
#include <AL/alc.h>
/* compatibility with older versions of OpenAL */
#ifndef ALC_ALL_DEVICES_SPECIFIER
#include <AL/alext.h>
#endif /* ALC_ALL_DEVICES_SPECIFIER */
#endif /* __APPLE__ */
#endif /* AUDIO */
#include "audio_device.h"
#include "autocomplete.h"
#include "conference.h"
#include "execute.h"
#include "help.h"
#include "input.h"
#include "line_info.h"
#include "log.h"
#include "misc_tools.h"
#include "notify.h"
#include "prompt.h"
#include "settings.h"
#include "toxic.h"
#include "toxic_strings.h"
#include "windows.h"
extern char *DATA_FILE;
static ConferenceChat conferences[MAX_CONFERENCE_NUM];
static int max_conference_index = 0;
extern struct user_settings *user_settings;
extern struct Winthread Winthread;
/* Array of conference command names used for tab completion. */
static const char *conference_cmd_list[] = {
"/accept",
"/add",
#ifdef AUDIO
"/audio",
#endif
"/avatar",
"/clear",
"/close",
"/connect",
"/decline",
"/exit",
"/conference",
"/help",
"/log",
#ifdef AUDIO
"/mute",
#endif
"/myid",
#ifdef QRCODE
"/myqr",
#endif /* QRCODE */
"/nick",
"/note",
"/nospam",
"/quit",
"/requests",
#ifdef AUDIO
"/ptt",
"/sense",
#endif
"/status",
"/title",
#ifdef PYTHON
"/run",
#endif /* PYTHON */
};
static ToxWindow *new_conference_chat(uint32_t conferencenum);
void conference_set_title(ToxWindow *self, uint32_t conferencesnum, const char *title, size_t length)
{
ConferenceChat *chat = &conferences[conferencesnum];
if (!chat->active) {
return;
}
if (length > CONFERENCE_MAX_TITLE_LENGTH) {
length = CONFERENCE_MAX_TITLE_LENGTH;
}
memcpy(chat->title, title, length);
chat->title[length] = 0;
chat->title_length = length;
set_window_title(self, title, length);
}
static void kill_conference_window(ToxWindow *self)
{
ChatContext *ctx = self->chatwin;
log_disable(ctx->log);
line_info_cleanup(ctx->hst);
delwin(ctx->linewin);
delwin(ctx->history);
delwin(ctx->sidebar);
free(ctx->log);
free(ctx);
free(self->help);
kill_notifs(self->active_box);
del_window(self);
}
static void init_conference_logging(ToxWindow *self, Tox *m, uint32_t conferencenum)
{
ChatContext *ctx = self->chatwin;
char my_id[TOX_ADDRESS_SIZE];
tox_self_get_address(m, (uint8_t *) my_id);
char conference_id[TOX_CONFERENCE_ID_SIZE];
tox_conference_get_id(m, conferencenum, (uint8_t *) conference_id);
if (log_init(ctx->log, conferences[self->num].title, my_id, conference_id, LOG_TYPE_CHAT) != 0) {
line_info_add(self, NULL, NULL, NULL, SYS_MSG, 0, 0, "Warning: Log failed to initialize.");
return;
}
if (load_chat_history(self, ctx->log) != 0) {
line_info_add(self, NULL, NULL, NULL, SYS_MSG, 0, 0, "Failed to load chat history.");
}
if (user_settings->autolog == AUTOLOG_ON) {
if (log_enable(ctx->log) != 0) {
line_info_add(self, NULL, NULL, NULL, SYS_MSG, 0, 0, "Failed to enable chat log.");
}
}
execute(ctx->history, self, m, "/log", GLOBAL_COMMAND_MODE); // print log state to screen
}
int init_conference_win(Tox *m, uint32_t conferencenum, uint8_t type, const char *title, size_t length)
{
if (conferencenum > MAX_CONFERENCE_NUM) {
return -1;
}
ToxWindow *self = new_conference_chat(conferencenum);
for (int i = 0; i <= max_conference_index; ++i) {
if (!conferences[i].active) {
// FIXME: it is assumed at various points in the code that
// toxcore's conferencenums agree with toxic's indices to conferences;
// probably it so happens that this will (at least typically) be
// the case, because toxic and tox maintain the indices in
// parallel ways. But it isn't guaranteed by the API.
conferences[i].chatwin = add_window(m, self);
conferences[i].active = true;
conferences[i].num_peers = 0;
conferences[i].type = type;
conferences[i].start_time = get_unix_time();
conferences[i].audio_enabled = false;
conferences[i].last_sent_audio = 0;
#ifdef AUDIO
conferences[i].push_to_talk_enabled = user_settings->push_to_talk;
#endif
set_active_window_index(conferences[i].chatwin);
conference_set_title(self, conferencenum, title, length);
init_conference_logging(self, m, conferencenum);
if (i == max_conference_index) {
++max_conference_index;
}
return conferences[i].chatwin;
}
}
kill_conference_window(self);
return -1;
}
static void free_peer(ConferencePeer *peer)
{
#ifdef AUDIO
if (peer->sending_audio) {
close_device(output, peer->audio_out_idx);
}
#endif
}
void free_conference(ToxWindow *self, uint32_t conferencenum)
{
ConferenceChat *chat = &conferences[conferencenum];
for (uint32_t i = 0; i < chat->num_peers; ++i) {
ConferencePeer *peer = &chat->peer_list[i];
if (peer->active) {
free_peer(peer);
}
}
#ifdef AUDIO
if (chat->audio_enabled) {
close_device(input, chat->audio_in_idx);
}
#endif
free(chat->name_list);
free(chat->peer_list);
conferences[conferencenum] = (ConferenceChat) {
0
};
int i;
for (i = max_conference_index; i > 0; --i) {
if (conferences[i - 1].active) {
break;
}
}
max_conference_index = i;
kill_conference_window(self);
}
static void delete_conference(ToxWindow *self, Tox *m, uint32_t conferencenum)
{
tox_conference_delete(m, conferencenum, NULL);
free_conference(self, conferencenum);
}
void conference_rename_log_path(Tox *m, uint32_t conferencenum, const char *new_title)
{
ConferenceChat *chat = &conferences[conferencenum];
if (!chat->active) {
return;
}
char myid[TOX_ADDRESS_SIZE];
tox_self_get_address(m, (uint8_t *) myid);
char conference_id[TOX_CONFERENCE_ID_SIZE];
tox_conference_get_id(m, conferencenum, (uint8_t *) conference_id);
if (rename_logfile(chat->title, new_title, myid, conference_id, chat->chatwin) != 0) {
fprintf(stderr, "Failed to rename conference log to `%s`\n", new_title);
}
}
/* destroys and re-creates conference window with or without the peerlist */
void redraw_conference_win(ToxWindow *self)
{
ChatContext *ctx = self->chatwin;
endwin();
refresh();
clear();
int x2;
int y2;
getmaxyx(self->window, y2, x2);
if (y2 <= 0 || x2 <= 0) {
return;
}
if (ctx->sidebar) {
delwin(ctx->sidebar);
ctx->sidebar = NULL;
}
delwin(ctx->linewin);
delwin(ctx->history);
delwin(self->window_bar);
delwin(self->window);
self->window = newwin(y2, x2, 0, 0);
ctx->linewin = subwin(self->window, CHATBOX_HEIGHT, x2, y2 - CHATBOX_HEIGHT, 0);
self->window_bar = subwin(self->window, WINDOW_BAR_HEIGHT, x2, y2 - (CHATBOX_HEIGHT + WINDOW_BAR_HEIGHT), 0);
if (self->show_peerlist) {
ctx->history = subwin(self->window, y2 - CHATBOX_HEIGHT - WINDOW_BAR_HEIGHT, x2 - SIDEBAR_WIDTH - 1, 0, 0);
ctx->sidebar = subwin(self->window, y2 - CHATBOX_HEIGHT - WINDOW_BAR_HEIGHT, SIDEBAR_WIDTH, 0, x2 - SIDEBAR_WIDTH);
} else {
ctx->history = subwin(self->window, y2 - CHATBOX_HEIGHT - WINDOW_BAR_HEIGHT, x2, 0, 0);
}
scrollok(ctx->history, 0);
wmove(self->window, y2 - CURS_Y_OFFSET, 0);
}
static void conference_onConferenceMessage(ToxWindow *self, Tox *m, uint32_t conferencenum, uint32_t peernum,
Tox_Message_Type type, const char *msg, size_t len)
{
UNUSED_VAR(len);
if (self->num != conferencenum) {
return;
}
ChatContext *ctx = self->chatwin;
char nick[TOX_MAX_NAME_LENGTH];
get_conference_nick_truncate(m, nick, peernum, conferencenum);
char selfnick[TOX_MAX_NAME_LENGTH];
tox_self_get_name(m, (uint8_t *) selfnick);
size_t sn_len = tox_self_get_name_size(m);
selfnick[sn_len] = '\0';
int nick_clr = strcmp(nick, selfnick) == 0 ? GREEN : CYAN;
/* Only play sound if mentioned by someone else */
if (strcasestr(msg, selfnick) && strcmp(selfnick, nick)) {
if (self->active_box != -1) {
box_notify2(self, generic_message, NT_WNDALERT_0 | NT_NOFOCUS | user_settings->bell_on_message,
self->active_box, "%s %s", nick, msg);
} else {
box_notify(self, generic_message, NT_WNDALERT_0 | NT_NOFOCUS | user_settings->bell_on_message,
&self->active_box, self->name, "%s %s", nick, msg);
}
nick_clr = RED;
} else {
sound_notify(self, silent, NT_WNDALERT_1, NULL);
}
char timefrmt[TIME_STR_SIZE];
get_time_str(timefrmt, sizeof(timefrmt));
line_info_add(self, timefrmt, nick, NULL, type == TOX_MESSAGE_TYPE_NORMAL ? IN_MSG : IN_ACTION, 0, nick_clr, "%s", msg);
write_to_log(msg, nick, ctx->log, false);
}
static void conference_onConferenceTitleChange(ToxWindow *self, Tox *m, uint32_t conferencenum, uint32_t peernum,
const char *title,
size_t length)
{
ChatContext *ctx = self->chatwin;
if (self->num != conferencenum) {
return;
}
ConferenceChat *chat = &conferences[conferencenum];
if (!chat->active) {
return;
}
conference_rename_log_path(m, conferencenum, title); // must be called first
conference_set_title(self, conferencenum, title, length);
char timefrmt[TIME_STR_SIZE];
get_time_str(timefrmt, sizeof(timefrmt));
/* don't announce title when we join the room */
if (!timed_out(conferences[conferencenum].start_time, CONFERENCE_EVENT_WAIT)) {
return;
}
char nick[TOX_MAX_NAME_LENGTH];
get_conference_nick_truncate(m, nick, peernum, conferencenum);
line_info_add(self, timefrmt, nick, NULL, NAME_CHANGE, 0, 0, " set the conference title to: %s", title);
char tmp_event[MAX_STR_SIZE];
snprintf(tmp_event, sizeof(tmp_event), "set title to %s", title);
write_to_log(tmp_event, nick, ctx->log, true);
}
/* Puts `(NameListEntry *)`s in `entries` for each matched peer, up to a
* maximum of `maxpeers`.
* Maches each peer whose name or pubkey begins with `prefix`.
* If `prefix` is exactly the pubkey of a peer, matches only that peer.
* return number of entries placed in `entries`.
*/
uint32_t get_name_list_entries_by_prefix(uint32_t conferencenum, const char *prefix, NameListEntry **entries,
uint32_t maxpeers)
{
ConferenceChat *chat = &conferences[conferencenum];
if (!chat->active) {
return 0;
}
const size_t len = strlen(prefix);
if (len == 2 * TOX_PUBLIC_KEY_SIZE) {
for (uint32_t i = 0; i < chat->num_peers; ++i) {
NameListEntry *entry = &chat->name_list[i];
if (strcasecmp(prefix, entry->pubkey_str) == 0) {
entries[0] = entry;
return 1;
}
}
}
uint32_t n = 0;
for (uint32_t i = 0; i < chat->num_peers; ++i) {
NameListEntry *entry = &chat->name_list[i];
if (strncmp(prefix, entry->name, len) == 0
|| strncasecmp(prefix, entry->pubkey_str, len) == 0) {
entries[n] = entry;
++n;
if (n == maxpeers) {
return n;
}
}
}
return n;
}
static int compare_name_list_entries(const void *a, const void *b)
{
const int cmp1 = qsort_strcasecmp_hlpr(
((const NameListEntry *)a)->name,
((const NameListEntry *)b)->name);
if (cmp1 == 0) {
return qsort_strcasecmp_hlpr(
((const NameListEntry *)a)->pubkey_str,
((const NameListEntry *)b)->pubkey_str);
}
return cmp1;
}
static void conference_update_name_list(uint32_t conferencenum)
{
ConferenceChat *chat = &conferences[conferencenum];
if (!chat->active) {
return;
}
if (chat->name_list) {
free(chat->name_list);
}
chat->name_list = malloc(chat->num_peers * sizeof(NameListEntry));
if (chat->name_list == NULL) {
exit_toxic_err("failed in conference_update_name_list", FATALERR_MEMORY);
}
uint32_t count = 0;
for (uint32_t i = 0; i < chat->max_idx; ++i) {
const ConferencePeer *peer = &chat->peer_list[i];
NameListEntry *entry = &chat->name_list[count];
if (peer->active) {
memcpy(entry->name, peer->name, peer->name_length + 1);
bin_pubkey_to_string(peer->pubkey, sizeof(peer->pubkey),
entry->pubkey_str, sizeof(entry->pubkey_str));
entry->peernum = i;
++count;
}
}
if (count != chat->num_peers) {
fprintf(stderr, "WARNING: count != chat->num_peers\n");
}
qsort(chat->name_list, count, sizeof(NameListEntry), compare_name_list_entries);
}
/* Reallocates conferencenum's peer list.
*
* Returns 0 on success.
* Returns -1 on failure.
*/
static int realloc_peer_list(ConferenceChat *chat, uint32_t num_peers)
{
if (!chat) {
return -1;
}
if (num_peers == 0) {
free(chat->peer_list);
chat->peer_list = NULL;
return 0;
}
ConferencePeer *tmp_list = realloc(chat->peer_list, num_peers * sizeof(ConferencePeer));
if (!tmp_list) {
return -1;
}
chat->peer_list = tmp_list;
return 0;
}
/* return NULL if peer or conference doesn't exist */
static ConferencePeer *peer_in_conference(uint32_t conferencenum, uint32_t peernum)
{
if (conferencenum >= MAX_CONFERENCE_NUM) {
return NULL;
}
const ConferenceChat *chat = &conferences[conferencenum];
if (!chat->active || peernum > chat->max_idx) {
return NULL;
}
ConferencePeer *peer = &chat->peer_list[peernum];
if (!peer->active) {
return NULL;
}
return peer;
}
#ifdef AUDIO
/* Return true if ptt is disabled or enabled and active. */
static bool conference_check_push_to_talk(ConferenceChat *chat)
{
if (!chat->push_to_talk_enabled) {
return true;
}
return !timed_out(chat->ptt_last_pushed, 1);
}
static void conference_enable_push_to_talk(ConferenceChat *chat)
{
chat->ptt_last_pushed = get_unix_time();
}
static void set_peer_audio_position(Tox *m, uint32_t conferencenum, uint32_t peernum)
{
ConferenceChat *chat = &conferences[conferencenum];
ConferencePeer *peer = &chat->peer_list[peernum];
if (peer == NULL || !peer->sending_audio) {
return;
}
// Position peers at distance 1 in front of listener,
// ordered left to right by order in peerlist excluding self.
uint32_t num_posns = chat->num_peers;
uint32_t peer_posn = peernum;
for (uint32_t i = 0; i < chat->num_peers; ++i) {
if (tox_conference_peer_number_is_ours(m, conferencenum, peernum, NULL)) {
if (i == peernum) {
return;
}
--num_posns;
if (i < peernum) {
--peer_posn;
}
}
}
const float angle = asinf(peer_posn - (float)(num_posns - 1) / 2);
set_source_position(peer->audio_out_idx, sinf(angle), cosf(angle), 0);
}
#endif // AUDIO
static bool find_peer_by_pubkey(const ConferencePeer *list, uint32_t num_peers, uint8_t *pubkey, uint32_t *idx)
{
for (uint32_t i = 0; i < num_peers; ++i) {
const ConferencePeer *peer = &list[i];
if (peer->active && memcmp(peer->pubkey, pubkey, TOX_PUBLIC_KEY_SIZE) == 0) {
*idx = i;
return true;
}
}
return false;
}
static void update_peer_list(Tox *m, uint32_t conferencenum, uint32_t num_peers, uint32_t old_num_peers)
{
ConferenceChat *chat = &conferences[conferencenum];
if (!chat->active) {
return;
}
ConferencePeer *old_peer_list = malloc(old_num_peers * sizeof(ConferencePeer));
if (!old_peer_list) {
exit_toxic_err("failed in update_peer_list", FATALERR_MEMORY);
return;
}
if (chat->peer_list != NULL) {
memcpy(old_peer_list, chat->peer_list, old_num_peers * sizeof(ConferencePeer));
}
if (realloc_peer_list(chat, num_peers) != 0) {
free(old_peer_list);
fprintf(stderr, "Warning: realloc_peer_list() failed in update_peer_list()\n");
return;
}
for (uint32_t i = 0; i < num_peers; ++i) {
ConferencePeer *peer = &chat->peer_list[i];
*peer = (struct ConferencePeer) {
0
};
Tox_Err_Conference_Peer_Query err;
tox_conference_peer_get_public_key(m, conferencenum, i, peer->pubkey, &err);
if (err != TOX_ERR_CONFERENCE_PEER_QUERY_OK) {
continue;
}
uint32_t j;
if (find_peer_by_pubkey(old_peer_list, old_num_peers, peer->pubkey, &j)) {
ConferencePeer *old_peer = &old_peer_list[j];
memcpy(peer, old_peer, sizeof(ConferencePeer));
old_peer->active = false;
}
size_t length = tox_conference_peer_get_name_size(m, conferencenum, i, &err);
if (err != TOX_ERR_CONFERENCE_PEER_QUERY_OK || length >= TOX_MAX_NAME_LENGTH) {
// FIXME: length == TOX_MAX_NAME_LENGTH should not be an error!
continue;
}
tox_conference_peer_get_name(m, conferencenum, i, (uint8_t *) peer->name, &err);
peer->name[length] = 0;
if (err != TOX_ERR_CONFERENCE_PEER_QUERY_OK) {
continue;
}
peer->active = true;
peer->name_length = length;
peer->peernum = i;
#ifdef AUDIO
set_peer_audio_position(m, conferencenum, i);
#endif
}
for (uint32_t i = 0; i < old_num_peers; ++i) {
ConferencePeer *old_peer = &old_peer_list[i];
if (old_peer->active) {
free_peer(old_peer);
}
}
free(old_peer_list);
conference_update_name_list(conferencenum);
}
static void conference_onConferenceNameListChange(ToxWindow *self, Tox *m, uint32_t conferencenum)
{
if (self->num != conferencenum) {
return;
}
if (conferencenum > max_conference_index) {
return;
}
ConferenceChat *chat = &conferences[conferencenum];
if (!chat->active) {
return;
}
Tox_Err_Conference_Peer_Query err;
uint32_t num_peers = tox_conference_peer_count(m, conferencenum, &err);
if (err != TOX_ERR_CONFERENCE_PEER_QUERY_OK) {
fprintf(stderr, "conference_onConferenceNameListChange() failed with error: %d\n", err);
return;
}
const uint32_t old_num = chat->num_peers;
chat->num_peers = num_peers;
chat->max_idx = num_peers;
update_peer_list(m, conferencenum, num_peers, old_num);
}
static void conference_onConferencePeerNameChange(ToxWindow *self, Tox *m, uint32_t conferencenum, uint32_t peernum,
const char *name, size_t length)
{
UNUSED_VAR(length);
if (self->num != conferencenum) {
return;
}
const ConferencePeer *peer = peer_in_conference(conferencenum, peernum);
if (peer != NULL && peer->name_length > 0) {
ChatContext *ctx = self->chatwin;
char timefrmt[TIME_STR_SIZE];
get_time_str(timefrmt, sizeof(timefrmt));
char tmp_event[TOXIC_MAX_NAME_LENGTH * 2 + 32];
snprintf(tmp_event, sizeof(tmp_event), "is now known as %s", (const char *) name);
write_to_log(tmp_event, peer->name, ctx->log, true);
line_info_add(self, timefrmt, peer->name, (const char *) name, NAME_CHANGE, 0, 0, " is now known as ");
}
conference_onConferenceNameListChange(self, m, conferencenum);
}
static void send_conference_action(ToxWindow *self, ChatContext *ctx, Tox *m, char *action)
{
if (action == NULL) {
wprintw(ctx->history, "Invalid syntax.\n");
return;
}
Tox_Err_Conference_Send_Message err;
if (!tox_conference_send_message(m, self->num, TOX_MESSAGE_TYPE_ACTION, (uint8_t *) action, strlen(action), &err)) {
line_info_add(self, NULL, NULL, NULL, SYS_MSG, 0, RED, " * Failed to send action (error %d)", err);
}
}
/* Offset for the peer number box at the top of the statusbar */
static int sidebar_offset(uint32_t conferencenum)
{
return 2 + conferences[conferencenum].audio_enabled;
}
/*
* Return true if input is recognized by handler
*/
static bool conference_onKey(ToxWindow *self, Tox *m, wint_t key, bool ltr)
{
ChatContext *ctx = self->chatwin;
int x, y, y2, x2;
getyx(self->window, y, x);
getmaxyx(self->window, y2, x2);
UNUSED_VAR(y);
if (x2 <= 0 || y2 <= 0) {
return false;
}
if (self->help->active) {
help_onKey(self, key);
return true;
}
if (ctx->pastemode && key == L'\r') {
key = L'\n';
}
if (ltr || key == L'\n') { /* char is printable */
input_new_char(self, key, x, x2);
return true;
}
if (line_info_onKey(self, key)) {
return true;
}
if (input_handle(self, key, x, x2)) {
return true;
}
bool input_ret = false;
ConferenceChat *chat = &conferences[self->num];
#ifdef AUDIO
if (chat->audio_enabled && chat->push_to_talk_enabled && key == KEY_F(2)) {
input_ret = true;
conference_enable_push_to_talk(chat);
}
#endif // AUDIO
if (key == L'\t') { /* TAB key: auto-completes peer name or command */
input_ret = true;
if (ctx->len > 0) {
int diff = -1;
/* TODO: make this not suck */
if (ctx->line[0] != L'/' || wcscmp(ctx->line, L"/me") == 0) {
const char **complete_strs = calloc(chat->num_peers, sizeof(const char *));
if (complete_strs) {
for (uint32_t i = 0; i < chat->num_peers; ++i) {
complete_strs[i] = (const char *) chat->name_list[i].name;
}
diff = complete_line(self, complete_strs, chat->num_peers);
free(complete_strs);
}
} else if (wcsncmp(ctx->line, L"/avatar ", wcslen(L"/avatar ")) == 0) {
diff = dir_match(self, m, ctx->line, L"/avatar");
}
#ifdef PYTHON
else if (wcsncmp(ctx->line, L"/run ", wcslen(L"/run ")) == 0) {
diff = dir_match(self, m, ctx->line, L"/run");
}
#endif
else if (wcsncmp(ctx->line, L"/mute ", wcslen(L"/mute ")) == 0) {
const char **complete_strs = calloc(chat->num_peers, sizeof(const char *));
if (complete_strs) {
for (uint32_t i = 0; i < chat->num_peers; ++i) {
complete_strs[i] = (const char *) chat->name_list[i].name;
}
diff = complete_line(self, complete_strs, chat->num_peers);
if (diff == -1) {
for (uint32_t i = 0; i < chat->num_peers; ++i) {
complete_strs[i] = (const char *) chat->name_list[i].pubkey_str;
}
diff = complete_line(self, complete_strs, chat->num_peers);
}
free(complete_strs);
}
} else {
diff = complete_line(self, conference_cmd_list, sizeof(conference_cmd_list) / sizeof(char *));
}
if (diff != -1) {
if (x + diff > x2 - 1) {
int wlen = MAX(0, wcswidth(ctx->line, sizeof(ctx->line) / sizeof(wchar_t)));
ctx->start = wlen < x2 ? 0 : wlen - x2 + 1;
}
} else {
sound_notify(self, notif_error, 0, NULL);
}
} else {
sound_notify(self, notif_error, 0, NULL);
}
} else if (key == T_KEY_C_DOWN) { /* Scroll peerlist up and down one position */
input_ret = true;
const int L = y2 - CHATBOX_HEIGHT - sidebar_offset(self->num);
if (chat->side_pos < (int64_t) chat->num_peers - L) {
++chat->side_pos;
}
} else if (key == T_KEY_C_UP) {
input_ret = true;
if (chat->side_pos > 0) {
--chat->side_pos;
}
} else if (key == L'\r') {
input_ret = true;
rm_trailing_spaces_buf(ctx);
if (!wstring_is_empty(ctx->line)) {
add_line_to_hist(ctx);
wstrsubst(ctx->line, L'', L'\n');
char line[MAX_STR_SIZE];
if (wcs_to_mbs_buf(line, ctx->line, MAX_STR_SIZE) == -1) {
memset(line, 0, sizeof(line));
}
if (line[0] == '/') {
if (strcmp(line, "/close") == 0) {
delete_conference(self, m, self->num);
return true;
} else if (strncmp(line, "/me ", strlen("/me ")) == 0) {
send_conference_action(self, ctx, m, line + strlen("/me "));
} else {
execute(ctx->history, self, m, line, CONFERENCE_COMMAND_MODE);
}
} else if (line[0]) {
Tox_Err_Conference_Send_Message err;
if (!tox_conference_send_message(m, self->num, TOX_MESSAGE_TYPE_NORMAL, (uint8_t *) line, strlen(line), &err)) {
line_info_add(self, NULL, NULL, NULL, SYS_MSG, 0, RED, " * Failed to send message (error %d)", err);
}
} else {
line_info_add(self, NULL, NULL, NULL, SYS_MSG, 0, RED, " * Failed to parse message.");
}
}
wclear(ctx->linewin);
wmove(self->window, y2, 0);
reset_buf(ctx);
}
return input_ret;
}
static void draw_peer(ToxWindow *self, Tox *m, ChatContext *ctx, uint32_t i)
{
pthread_mutex_lock(&Winthread.lock);
const uint32_t peer_idx = i + conferences[self->num].side_pos;
const uint32_t peernum = conferences[self->num].name_list[peer_idx].peernum;
const bool is_self = tox_conference_peer_number_is_ours(m, self->num, peernum, NULL);
const bool audio = conferences[self->num].audio_enabled;
if (audio) {
#ifdef AUDIO
const ConferencePeer *peer = peer_in_conference(self->num, peernum);
const bool audio_active = is_self
? !timed_out(conferences[self->num].last_sent_audio, 2)
: peer != NULL && peer->sending_audio && !timed_out(peer->last_audio_time, 2);
const bool mute = audio_active &&
(is_self
? device_is_muted(input, conferences[self->num].audio_in_idx)
: peer != NULL && device_is_muted(output, peer->audio_out_idx));
pthread_mutex_unlock(&Winthread.lock);
const int aud_attr = A_BOLD | COLOR_PAIR(audio_active && !mute ? GREEN : RED);
wattron(ctx->sidebar, aud_attr);
waddch(ctx->sidebar, audio_active ? (mute ? 'M' : '*') : '-');
wattroff(ctx->sidebar, aud_attr);
waddch(ctx->sidebar, ' ');
#endif
} else {
pthread_mutex_unlock(&Winthread.lock);
}
/* truncate nick to fit in side panel without modifying list */
char tmpnick[TOX_MAX_NAME_LENGTH];
int maxlen = SIDEBAR_WIDTH - 2 - 2 * audio;
pthread_mutex_lock(&Winthread.lock);
memcpy(tmpnick, &conferences[self->num].name_list[peer_idx].name, maxlen);
pthread_mutex_unlock(&Winthread.lock);
tmpnick[maxlen] = '\0';
if (is_self) {
wattron(ctx->sidebar, COLOR_PAIR(GREEN));
}
wprintw(ctx->sidebar, "%s\n", tmpnick);
if (is_self) {
wattroff(ctx->sidebar, COLOR_PAIR(GREEN));
}
}
static void conference_onDraw(ToxWindow *self, Tox *m)
{
UNUSED_VAR(m);
int x2, y2;
getmaxyx(self->window, y2, x2);
if (x2 <= 0 || y2 <= 0) {
return;
}
ConferenceChat *chat = &conferences[self->num];
if (!chat->active) {
return;
}
ChatContext *ctx = self->chatwin;
pthread_mutex_lock(&Winthread.lock);
line_info_print(self);
pthread_mutex_unlock(&Winthread.lock);
wclear(ctx->linewin);
curs_set(1);
if (ctx->len > 0) {
mvwprintw(ctx->linewin, 0, 0, "%ls", &ctx->line[ctx->start]);
}
wclear(ctx->sidebar);
if (self->show_peerlist) {
wattron(ctx->sidebar, COLOR_PAIR(BLUE));
mvwvline(ctx->sidebar, 0, 0, ACS_VLINE, y2 - CHATBOX_HEIGHT);
mvwaddch(ctx->sidebar, y2 - CHATBOX_HEIGHT, 0, ACS_BTEE);
wattroff(ctx->sidebar, COLOR_PAIR(BLUE));
pthread_mutex_lock(&Winthread.lock);
const uint32_t num_peers = chat->num_peers;
const bool audio = chat->audio_enabled;
const int header_lines = sidebar_offset(self->num);
pthread_mutex_unlock(&Winthread.lock);
int line = 0;
if (audio) {
#ifdef AUDIO
pthread_mutex_lock(&Winthread.lock);
const bool ptt_idle = !conference_check_push_to_talk(chat) && chat->push_to_talk_enabled;
const bool mic_on = !device_is_muted(input, chat->audio_in_idx);
const float volume = get_input_volume();
const float threshold = device_get_VAD_threshold(chat->audio_in_idx);
pthread_mutex_unlock(&Winthread.lock);
wmove(ctx->sidebar, line, 1);
wattron(ctx->sidebar, A_BOLD);
wprintw(ctx->sidebar, "Mic: ");
if (!mic_on) {
wattron(ctx->sidebar, COLOR_PAIR(RED));
wprintw(ctx->sidebar, "MUTED");
wattroff(ctx->sidebar, COLOR_PAIR(RED));
} else if (ptt_idle) {
wattron(ctx->sidebar, COLOR_PAIR(GREEN));
wprintw(ctx->sidebar, "PTT");
wattroff(ctx->sidebar, COLOR_PAIR(GREEN));
} else {
const int color = volume > threshold ? GREEN : RED;
wattron(ctx->sidebar, COLOR_PAIR(color));
float v = volume;
if (v <= 0.0f) {
wprintw(ctx->sidebar, ".");
}
while (v > 0.0f) {
wprintw(ctx->sidebar, v > 10.0f ? (v > 15.0f ? "*" : "+") : (v > 5.0f ? "-" : "."));
v -= 20.0f;
}
wattroff(ctx->sidebar, COLOR_PAIR(color));
}
wattroff(ctx->sidebar, A_BOLD);
++line;
#endif // AUDIO
}
wmove(ctx->sidebar, line, 1);
wattron(ctx->sidebar, A_BOLD);
wprintw(ctx->sidebar, "Peers: %"PRIu32"\n", num_peers);
wattroff(ctx->sidebar, A_BOLD);
++line;
wattron(ctx->sidebar, COLOR_PAIR(BLUE));
mvwaddch(ctx->sidebar, line, 0, ACS_LTEE);
mvwhline(ctx->sidebar, line, 1, ACS_HLINE, SIDEBAR_WIDTH - 1);
wattroff(ctx->sidebar, COLOR_PAIR(BLUE));
++line;
for (uint32_t i = 0;
i < num_peers && i < y2 - header_lines - CHATBOX_HEIGHT;
++i) {
wmove(ctx->sidebar, i + header_lines, 1);
draw_peer(self, m, ctx, i);
}
}
int y, x;
getyx(self->window, y, x);
UNUSED_VAR(x);
int new_x = ctx->start ? x2 - 1 : MAX(0, wcswidth(ctx->line, ctx->pos));
wmove(self->window, y, new_x);
draw_window_bar(self);
wnoutrefresh(self->window);
if (self->help->active) {
help_onDraw(self);
}
}
static void conference_onInit(ToxWindow *self, Tox *m)
{
int x2, y2;
getmaxyx(self->window, y2, x2);
if (x2 <= 0 || y2 <= 0) {
exit_toxic_err("failed in conference_onInit", FATALERR_CURSES);
}
ChatContext *ctx = self->chatwin;
ctx->history = subwin(self->window, y2 - CHATBOX_HEIGHT - WINDOW_BAR_HEIGHT, x2 - SIDEBAR_WIDTH - 1, 0, 0);
self->window_bar = subwin(self->window, WINDOW_BAR_HEIGHT, x2, y2 - (CHATBOX_HEIGHT + WINDOW_BAR_HEIGHT), 0);
ctx->linewin = subwin(self->window, CHATBOX_HEIGHT, x2, y2 - CHATBOX_HEIGHT, 0);
ctx->sidebar = subwin(self->window, y2 - CHATBOX_HEIGHT - WINDOW_BAR_HEIGHT, SIDEBAR_WIDTH, 0, x2 - SIDEBAR_WIDTH);
ctx->hst = calloc(1, sizeof(struct history));
ctx->log = calloc(1, sizeof(struct chatlog));
if (ctx->log == NULL || ctx->hst == NULL) {
exit_toxic_err("failed in conference_onInit", FATALERR_MEMORY);
}
line_info_init(ctx->hst);
scrollok(ctx->history, 0);
wmove(self->window, y2 - CURS_Y_OFFSET, 0);
}
static ToxWindow *new_conference_chat(uint32_t conferencenum)
{
ToxWindow *ret = calloc(1, sizeof(ToxWindow));
if (ret == NULL) {
exit_toxic_err("failed in new_conference_chat", FATALERR_MEMORY);
}
ret->type = WINDOW_TYPE_CONFERENCE;
ret->onKey = &conference_onKey;
ret->onDraw = &conference_onDraw;
ret->onInit = &conference_onInit;
ret->onConferenceMessage = &conference_onConferenceMessage;
ret->onConferenceNameListChange = &conference_onConferenceNameListChange;
ret->onConferencePeerNameChange = &conference_onConferencePeerNameChange;
ret->onConferenceTitleChange = &conference_onConferenceTitleChange;
snprintf(ret->name, sizeof(ret->name), "Conference %u", conferencenum);
ChatContext *chatwin = calloc(1, sizeof(ChatContext));
Help *help = calloc(1, sizeof(Help));
if (chatwin == NULL || help == NULL) {
exit_toxic_err("failed in new_conference_chat", FATALERR_MEMORY);
}
ret->chatwin = chatwin;
ret->help = help;
ret->num = conferencenum;
ret->show_peerlist = true;
ret->active_box = -1;
return ret;
}
#ifdef AUDIO
#define CONFAV_SAMPLE_RATE 48000
#define CONFAV_FRAME_DURATION 20
#define CONFAV_SAMPLES_PER_FRAME (CONFAV_SAMPLE_RATE * CONFAV_FRAME_DURATION / 1000)
void audio_conference_callback(void *tox, uint32_t conferencenum, uint32_t peernum, const int16_t *pcm,
unsigned int samples, uint8_t channels, uint32_t sample_rate, void *userdata)
{
ConferencePeer *peer = peer_in_conference(conferencenum, peernum);
if (peer == NULL) {
return;
}
if (!peer->sending_audio) {
if (open_output_device(&peer->audio_out_idx,
sample_rate, CONFAV_FRAME_DURATION, channels) != de_None) {
// TODO: error message?
return;
}
peer->sending_audio = true;
set_peer_audio_position(tox, conferencenum, peernum);
}
write_out(peer->audio_out_idx, pcm, samples, channels, sample_rate);
peer->last_audio_time = get_unix_time();
return;
}
static void conference_read_device_callback(const int16_t *captured, uint32_t size, void *data)
{
UNUSED_VAR(size);
AudioInputCallbackData *audio_input_callback_data = (AudioInputCallbackData *)data;
ConferenceChat *chat = &conferences[audio_input_callback_data->conferencenum];
if (!conference_check_push_to_talk(chat)) {
return;
}
chat->last_sent_audio = get_unix_time();
int channels = user_settings->conference_audio_channels;
toxav_group_send_audio(audio_input_callback_data->tox,
audio_input_callback_data->conferencenum,
captured, CONFAV_SAMPLES_PER_FRAME,
channels, CONFAV_SAMPLE_RATE);
}
bool init_conference_audio_input(Tox *tox, uint32_t conferencenum)
{
ConferenceChat *chat = &conferences[conferencenum];
if (!chat->active || chat->audio_enabled) {
return false;
}
const AudioInputCallbackData audio_input_callback_data = { tox, conferencenum };
chat->audio_input_callback_data = audio_input_callback_data;
int channels = user_settings->conference_audio_channels;
bool success = (open_input_device(&chat->audio_in_idx,
conference_read_device_callback, &chat->audio_input_callback_data, true,
CONFAV_SAMPLE_RATE, CONFAV_FRAME_DURATION, channels)
== de_None);
chat->audio_enabled = success;
return success;
}
bool toggle_conference_push_to_talk(uint32_t conferencenum, bool enabled)
{
ConferenceChat *chat = &conferences[conferencenum];
if (!chat->active) {
return false;
}
chat->push_to_talk_enabled = enabled;
return true;
}
bool enable_conference_audio(Tox *tox, uint32_t conferencenum)
{
if (!toxav_groupchat_av_enabled(tox, conferencenum)) {
if (toxav_groupchat_enable_av(tox, conferencenum, audio_conference_callback, NULL) != 0) {
return false;
}
}
return init_conference_audio_input(tox, conferencenum);
}
bool disable_conference_audio(Tox *tox, uint32_t conferencenum)
{
ConferenceChat *chat = &conferences[conferencenum];
if (!chat->active) {
return false;
}
if (chat->audio_enabled) {
close_device(input, chat->audio_in_idx);
chat->audio_enabled = false;
}
return toxav_groupchat_disable_av(tox, conferencenum) == 0;
}
bool conference_mute_self(uint32_t conferencenum)
{
const ConferenceChat *chat = &conferences[conferencenum];
if (!chat->active || !chat->audio_enabled) {
return false;
}
device_mute(input, chat->audio_in_idx);
return true;
}
bool conference_mute_peer(const Tox *m, uint32_t conferencenum, uint32_t peernum)
{
if (tox_conference_peer_number_is_ours(m, conferencenum, peernum, NULL)) {
return conference_mute_self(conferencenum);
}
const ConferenceChat *chat = &conferences[conferencenum];
if (!chat->active || !chat->audio_enabled
|| peernum > chat->max_idx) {
return false;
}
const ConferencePeer *peer = peer_in_conference(conferencenum, peernum);
if (peer == NULL || !peer->sending_audio) {
return false;
}
device_mute(output, peer->audio_out_idx);
return true;
}
bool conference_set_VAD_threshold(uint32_t conferencenum, float threshold)
{
const ConferenceChat *chat = &conferences[conferencenum];
if (!chat->active || !chat->audio_enabled) {
return false;
}
return (device_set_VAD_threshold(chat->audio_in_idx, threshold) == de_None);
}
float conference_get_VAD_threshold(uint32_t conferencenum)
{
const ConferenceChat *chat = &conferences[conferencenum];
if (!chat->active || !chat->audio_enabled) {
return 0.0f;
}
return device_get_VAD_threshold(chat->audio_in_idx);
}
#endif // AUDIO
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