tox-weechat/src/twc-chat.c
2016-05-10 11:55:06 +02:00

404 lines
11 KiB
C

/*
* Copyright (c) 2015 Håvard Pettersson <mail@haavard.me>
*
* This file is part of Tox-WeeChat.
*
* Tox-WeeChat 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.
*
* Tox-WeeChat 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 Tox-WeeChat. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <string.h>
#include <weechat/weechat-plugin.h>
#include <tox/tox.h>
#include "twc.h"
#include "twc-list.h"
#include "twc-profile.h"
#include "twc-message-queue.h"
#include "twc-utils.h"
#include "twc-chat.h"
const char *twc_tag_unsent_message = "tox_unsent";
const char *twc_tag_sent_message = "tox_sent";
const char *twc_tag_received_message = "tox_received";
int
twc_chat_buffer_input_callback(const void *pointer,
void *data,
struct t_gui_buffer *weechat_buffer,
const char *input_data);
int
twc_chat_buffer_close_callback(const void *pointer,
void *data,
struct t_gui_buffer *weechat_buffer);
/**
* Hash a Tox ID for the nicklist hashtable in group chat objects.
*/
unsigned long long
twc_tox_id_hash_callback(struct t_hashtable *hashtable, const void *key)
{
return twc_hash_tox_id(key);
}
/**
* Compare two Tox IDs for the nicklist hashtable in group chat objects.
*/
int
twc_tox_id_compare_callback(struct t_hashtable *hashtable,
const void *id1, const void *id2)
{
return memcmp(id1, id2, TOX_PUBLIC_KEY_SIZE);
}
/**
* Create a new chat.
*/
struct t_twc_chat *
twc_chat_new(struct t_twc_profile *profile, const char *name)
{
struct t_twc_chat *chat = malloc(sizeof(struct t_twc_chat));
if (!chat)
return NULL;
chat->profile = profile;
chat->friend_number = chat->group_number = -1;
chat->nicks = NULL;
size_t full_name_size = strlen(profile->name) + 1 + strlen(name) + 1;
char *full_name = malloc(full_name_size);
snprintf(full_name, full_name_size, "%s/%s", profile->name, name);
chat->buffer = weechat_buffer_new(full_name,
twc_chat_buffer_input_callback, chat, NULL,
twc_chat_buffer_close_callback, chat, NULL);
free(full_name);
if (!(chat->buffer))
{
free(chat);
return NULL;
}
twc_chat_queue_refresh(chat);
twc_list_item_new_data_add(profile->chats, chat);
return chat;
}
/**
* Create a new friend chat.
*/
struct t_twc_chat *
twc_chat_new_friend(struct t_twc_profile *profile, int32_t friend_number)
{
uint8_t client_id[TOX_PUBLIC_KEY_SIZE];
TOX_ERR_FRIEND_GET_PUBLIC_KEY err;
tox_friend_get_public_key(profile->tox, friend_number, client_id, &err);
if (err != TOX_ERR_FRIEND_GET_PUBLIC_KEY_OK)
return NULL;
char buffer_name[TOX_PUBLIC_KEY_SIZE * 2 + 1];
twc_bin2hex(client_id, TOX_PUBLIC_KEY_SIZE, buffer_name);
struct t_twc_chat *chat = twc_chat_new(profile, buffer_name);
if (chat)
chat->friend_number = friend_number;
return chat;
}
/**
* Create a new group chat.
*/
struct t_twc_chat *
twc_chat_new_group(struct t_twc_profile *profile, int32_t group_number)
{
char buffer_name[32];
sprintf(buffer_name, "group_chat_%d", group_number);
struct t_twc_chat *chat = twc_chat_new(profile, buffer_name);
if (chat)
{
chat->group_number = group_number;
chat->nicklist_group = weechat_nicklist_add_group(chat->buffer, NULL,
NULL, NULL, true);
chat->nicks = weechat_hashtable_new(32,
WEECHAT_HASHTABLE_BUFFER,
WEECHAT_HASHTABLE_POINTER,
twc_tox_id_hash_callback,
twc_tox_id_compare_callback);
weechat_buffer_set(chat->buffer, "nicklist", "1");
}
return chat;
}
/**
* Refresh a chat. Updates buffer short_name and title.
*/
void
twc_chat_refresh(const struct t_twc_chat *chat)
{
char *name = NULL;
char *title = NULL;
if (chat->friend_number >= 0)
{
name = twc_get_name_nt(chat->profile->tox,
chat->friend_number);
title = twc_get_status_message_nt(chat->profile->tox,
chat->friend_number);
}
else if (chat->group_number >= 0)
{
char group_name[TOX_MAX_NAME_LENGTH + 1] = {0};
int len = tox_group_get_title(chat->profile->tox, chat->group_number,
(uint8_t *)group_name,
TOX_MAX_NAME_LENGTH);
if (len <= 0)
sprintf(group_name, "Group Chat %d", chat->group_number);
name = title = strdup((char *)group_name);
}
weechat_buffer_set(chat->buffer, "short_name", name);
weechat_buffer_set(chat->buffer, "title", title);
if (name)
free(name);
if (title && title != name)
free(title);
}
/**
* Callback for twc_chat_queue_refresh. Simply calls twc_chat_refresh.
*/
int
twc_chat_refresh_timer_callback(const void *pointer, void *data, int remaining)
{
twc_chat_refresh(pointer);
return WEECHAT_RC_OK;
}
/**
* Queue a refresh of the buffer in 1ms (i.e. the next event loop tick). Done
* this way to allow data to update before refreshing interface.
*/
void
twc_chat_queue_refresh(struct t_twc_chat *chat)
{
weechat_hook_timer(1, 0, 1,
twc_chat_refresh_timer_callback, chat, NULL);
}
/**
* Find an existing chat object for a friend, and if not found, optionally
* create a new one.
*/
struct t_twc_chat *
twc_chat_search_friend(struct t_twc_profile *profile,
int32_t friend_number, bool create_new)
{
size_t index;
struct t_twc_list_item *item;
twc_list_foreach(profile->chats, index, item)
{
if (item->chat->friend_number == friend_number)
return item->chat;
}
if (create_new)
return twc_chat_new_friend(profile, friend_number);
return NULL;
}
/**
* Find an existing chat object for a friend, and if not found, optionally
* create a new one.
*/
struct t_twc_chat *
twc_chat_search_group(struct t_twc_profile *profile,
int32_t group_number, bool create_new)
{
size_t index;
struct t_twc_list_item *item;
twc_list_foreach(profile->chats, index, item)
{
if (item->chat->group_number == group_number)
return item->chat;
}
if (create_new)
return twc_chat_new_group(profile, group_number);
return NULL;
}
/**
* Find the chat object associated with a buffer, if it exists.
*/
struct t_twc_chat *
twc_chat_search_buffer(struct t_gui_buffer *buffer)
{
size_t profile_index;
struct t_twc_list_item *profile_item;
twc_list_foreach(twc_profiles, profile_index, profile_item)
{
size_t chat_index;
struct t_twc_list_item *chat_item;
twc_list_foreach(profile_item->profile->chats, chat_index, chat_item)
{
if (chat_item->chat->buffer == buffer)
{
return chat_item->chat;
}
}
}
return NULL;
}
/**
* Print a chat message to a chat's buffer.
*/
void
twc_chat_print_message(struct t_twc_chat *chat,
const char *tags,
const char *color,
const char *sender,
const char *message,
enum TWC_MESSAGE_TYPE message_type)
{
switch (message_type)
{
case TWC_MESSAGE_TYPE_MESSAGE:
weechat_printf_tags(chat->buffer, tags,
"%s%s%s\t%s",
color, sender,
weechat_color("reset"), message);
break;
case TWC_MESSAGE_TYPE_ACTION:
weechat_printf_tags(chat->buffer, tags,
"%s%s%s%s %s",
weechat_prefix("action"),
color, sender,
weechat_color("reset"), message);
break;
}
}
/**
* Send a message to the recipient(s) of a chat.
*/
void
twc_chat_send_message(struct t_twc_chat *chat, const char *message,
enum TWC_MESSAGE_TYPE message_type)
{
if (chat->friend_number >= 0)
{
twc_message_queue_add_friend_message(chat->profile,
chat->friend_number,
message, message_type);
char *name = twc_get_self_name_nt(chat->profile->tox);
twc_chat_print_message(chat, "",
weechat_color("chat_nick_self"), name,
message, message_type);
free(name);
}
else if (chat->group_number >= 0)
{
if (message_type == TWC_MESSAGE_TYPE_MESSAGE)
tox_group_message_send(chat->profile->tox, chat->group_number,
(uint8_t *)message, strlen(message));
else if (message_type == TWC_MESSAGE_TYPE_ACTION)
tox_group_action_send(chat->profile->tox, chat->group_number,
(uint8_t *)message, strlen(message));
}
}
/**
* Callback for a buffer receiving user input.
*/
int
twc_chat_buffer_input_callback(const void *pointer, void *data,
struct t_gui_buffer *weechat_buffer,
const char *input_data)
{
/* TODO: don't strip the const */
struct t_twc_chat *chat = (void *)pointer;
twc_chat_send_message(chat, input_data, TWC_MESSAGE_TYPE_MESSAGE);
return WEECHAT_RC_OK;
}
/**
* Callback for a buffer being closed.
*/
int
twc_chat_buffer_close_callback(const void *pointer, void *data,
struct t_gui_buffer *weechat_buffer)
{
/* TODO: don't strip the const */
struct t_twc_chat *chat = (void *)pointer;
if (chat->profile->tox && chat->group_number >= 0)
{
int rc = tox_del_groupchat(chat->profile->tox, chat->group_number);
if (rc != 0)
{
weechat_printf(chat->profile->buffer,
"%swarning: failed to leave group chat",
weechat_prefix("error"));
}
}
twc_list_remove_with_data(chat->profile->chats, chat);
twc_chat_free(chat);
return WEECHAT_RC_OK;
}
/**
* Free a chat object.
*/
void
twc_chat_free(struct t_twc_chat *chat)
{
if (chat->nicks)
weechat_hashtable_free(chat->nicks);
free(chat);
}
/**
* Free all chats connected to a profile.
*/
void
twc_chat_free_list(struct t_twc_list *list)
{
struct t_twc_chat *chat;
while ((chat = twc_list_pop(list)))
{
weechat_buffer_set_pointer(chat->buffer, "close_callback", NULL);
weechat_buffer_close(chat->buffer);
twc_chat_free(chat);
}
free(list);
}