tox-weechat/src/tox-weechat-tox.c

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#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <stdio.h>
#include <arpa/inet.h>
#include <weechat/weechat-plugin.h>
#include <tox/tox.h>
#include "tox-weechat.h"
#include "tox-weechat-utils.h"
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#include "tox-weechat-chats.h"
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#include "tox-weechat-friend-requests.h"
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#include "tox-weechat-tox.h"
#define INITIAL_NAME "WeeChatter"
#define BOOTSTRAP_ADDRESS "192.254.75.98"
#define BOOTSTRAP_PORT 33445
#define BOOTSTRAP_KEY "951C88B7E75C867418ACDB5D273821372BB5BD652740BCDF623A4FA293E75D2F"
struct t_tox_weechat_identity *tox_weechat_identities = NULL;
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struct t_tox_weechat_identity *tox_weechat_last_identity = NULL;
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char *
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tox_weechat_default_data_path(const char *name)
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{
const char *weechat_dir = weechat_info_get("weechat_dir", NULL);
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const char *tox_dir = "/tox/";
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weechat_mkdir_home("tox", 0755);
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int path_length = strlen(weechat_dir) + strlen(tox_dir) + strlen(name) + 1;
char *tox_data_path = malloc(sizeof(*tox_data_path) + path_length);
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strcpy(tox_data_path, weechat_dir);
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strcat(tox_data_path, tox_dir);
strcat(tox_data_path, name);
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tox_data_path[path_length-1] = 0;
return tox_data_path;
}
/**
* Load Tox data from a file path.
*
* Returns 0 on success, -1 on failure. */
int
tox_weechat_load_file(Tox *tox, char *path)
{
FILE *file = fopen(path, "r");
if (file)
{
// get file size
fseek(file, 0, SEEK_END);
size_t size = ftell(file);
rewind(file);
// allocate a buffer and read file into it
uint8_t *data = malloc(sizeof(*data) * size);
fread(data, sizeof(uint8_t), size, file);
fclose(file);
// try loading the data
int status = tox_load(tox, data, size);
free(data);
return status;
}
return -1;
}
int
tox_weechat_do_timer_cb(void *data,
int remaining_calls)
{
struct t_tox_weechat_identity *identity = data;
tox_do(identity->tox);
weechat_hook_timer(tox_do_interval(identity->tox), 0, 1,
tox_weechat_do_timer_cb, identity);
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int connected = tox_isconnected(identity->tox);
if (connected ^ identity->is_connected)
{
identity->is_connected = connected;
weechat_bar_item_update("buffer_plugin");
}
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return WEECHAT_RC_OK;
}
int
tox_weechat_chat_refresh_timer_callback(void *data, int remaining)
{
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struct t_tox_weechat_chat *chat = data;
tox_weechat_chat_refresh(chat);
return WEECHAT_RC_OK;
}
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void
tox_weechat_friend_message_callback(Tox *tox,
int32_t friend_number,
const uint8_t *message,
uint16_t length,
void *data)
{
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struct t_tox_weechat_identity *identity = data;
struct t_tox_weechat_chat *chat = tox_weechat_get_friend_chat(identity,
friend_number);
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char *name = tox_weechat_get_name_nt(identity->tox, friend_number);
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char *message_nt = tox_weechat_null_terminate(message, length);
tox_weechat_chat_print_message(chat, name, message_nt);
free(name);
free(message_nt);
}
void
tox_weechat_friend_action_callback(Tox *tox,
int32_t friend_number,
const uint8_t *message,
uint16_t length,
void *data)
{
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struct t_tox_weechat_identity *identity = data;
struct t_tox_weechat_chat *chat = tox_weechat_get_friend_chat(identity,
friend_number);
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char *name = tox_weechat_get_name_nt(identity->tox, friend_number);
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char *message_nt = tox_weechat_null_terminate(message, length);
tox_weechat_chat_print_action(chat, name, message_nt);
free(name);
free(message_nt);
}
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void
tox_weechat_connection_status_callback(Tox *tox,
int32_t friend_number,
uint8_t status,
void *data)
{
if (status == 1)
{
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struct t_tox_weechat_identity *identity = data;
char *name = tox_weechat_get_name_nt(identity->tox, friend_number);
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weechat_printf(identity->buffer,
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"%s%s just went online!",
weechat_prefix("network"),
name);
free(name);
}
}
void
tox_weechat_name_change_callback(Tox *tox,
int32_t friend_number,
const uint8_t *name,
uint16_t length,
void *data)
{
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struct t_tox_weechat_identity *identity = data;
struct t_tox_weechat_chat *chat = tox_weechat_get_existing_friend_chat(identity,
friend_number);
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char *old_name = tox_weechat_get_name_nt(identity->tox, friend_number);
char *new_name = tox_weechat_null_terminate(name, length);
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if (strcmp(old_name, new_name) != 0)
{
if (chat)
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{
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weechat_hook_timer(10, 0, 1,
tox_weechat_chat_refresh_timer_callback, chat);
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weechat_printf(chat->buffer,
"%s%s is now known as %s",
weechat_prefix("network"),
old_name, new_name);
}
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}
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weechat_printf(identity->buffer,
"%s%s is now known as %s",
weechat_prefix("network"),
old_name, new_name);
free(old_name);
free(new_name);
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}
void
tox_weechat_user_status_callback(Tox *tox,
int32_t friend_number,
uint8_t status,
void *data)
{
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struct t_tox_weechat_identity *identity = data;
struct t_tox_weechat_chat *chat = tox_weechat_get_existing_friend_chat(identity,
friend_number);
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if (chat)
weechat_hook_timer(10, 0, 1,
tox_weechat_chat_refresh_timer_callback, chat);
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}
void
tox_weechat_status_message_callback(Tox *tox,
int32_t friend_number,
const uint8_t *message,
uint16_t length,
void *data)
{
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struct t_tox_weechat_identity *identity = data;
struct t_tox_weechat_chat *chat = tox_weechat_get_existing_friend_chat(identity,
friend_number);
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if (chat)
weechat_hook_timer(10, 0, 1,
tox_weechat_chat_refresh_timer_callback, chat);
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}
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void
tox_weechat_callback_friend_request(Tox *tox,
const uint8_t *public_key,
const uint8_t *message,
uint16_t length,
void *data)
{
struct t_tox_weechat_identity *identity = data;
if (identity->friend_request_count >= identity->max_friend_requests)
{
weechat_printf(identity->buffer,
"%sReceived a friend request, but your friend request "
"list is full!",
weechat_prefix("warning"));
return;
}
struct t_tox_weechat_friend_request *request = malloc(sizeof(*request));
memcpy(request->address, public_key, TOX_CLIENT_ID_SIZE);
request->message = tox_weechat_null_terminate(message, length);
tox_weechat_friend_request_add(identity, request);
char *hex_address = malloc(TOX_CLIENT_ID_SIZE * 2 + 1);
tox_weechat_bin2hex(request->address, TOX_CLIENT_ID_SIZE, hex_address);
weechat_printf(identity->buffer,
"%sReceived a friend request from %s: \"%s\"",
weechat_prefix("network"),
hex_address,
request->message);
free(hex_address);
}
int
tox_weechat_bootstrap_tox(Tox *tox, char *address, uint16_t port, char *public_key)
{
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char *binary_key = malloc(TOX_FRIEND_ADDRESS_SIZE);
tox_weechat_hex2bin(public_key, binary_key);
int result = tox_bootstrap_from_address(tox,
address,
htons(port),
(uint8_t *)binary_key);
free(binary_key);
return result;
}
int
tox_weechat_bootstrap(char *address, uint16_t port, char *public_key)
{
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return tox_weechat_bootstrap_tox(tox_weechat_identities->tox, address, port, public_key);
}
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void
tox_weechat_tox_init()
{
struct t_tox_weechat_identity *identity = malloc(sizeof(*identity));
identity->name = strdup("tox");
identity->data_path = tox_weechat_data_path();
tox_weechat_init_identity(identity);
tox_weechat_identities = identity;
}
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struct t_tox_weechat_identity *
tox_weechat_identity_new(const char *name)
{
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struct t_tox_weechat_identity *identity = malloc(sizeof(*identity));
identity->name = strdup(name);
// TODO: add close callback
identity->buffer = weechat_buffer_new(identity->name, NULL, NULL, NULL, NULL);
identity->tox = tox_new(NULL);
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identity->prev_identity= tox_weechat_last_identity;
identity->next_identity = NULL;
if (tox_weechat_identities == NULL)
tox_weechat_identities = identity;
else
tox_weechat_last_identity->next_identity = identity;
tox_weechat_last_identity = identity;
return identity;
}
void
tox_weechat_init_identity(struct t_tox_weechat_identity *identity)
{
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// try loading Tox saved data
if (tox_weechat_load_file(identity->tox, identity->data_path) == -1)
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{
// couldn't load Tox, set a default name
tox_set_name(identity->tox,
(uint8_t *)INITIAL_NAME, strlen(INITIAL_NAME));
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}
// bootstrap DHT
tox_weechat_bootstrap_tox(identity->tox, BOOTSTRAP_ADDRESS,
BOOTSTRAP_PORT,
BOOTSTRAP_KEY);
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// start tox_do loop
tox_weechat_do_timer_cb(identity, 0);
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// register tox callbacks
tox_callback_friend_message(identity->tox, tox_weechat_friend_message_callback, identity);
tox_callback_friend_action(identity->tox, tox_weechat_friend_action_callback, identity);
tox_callback_connection_status(identity->tox, tox_weechat_connection_status_callback, identity);
tox_callback_name_change(identity->tox, tox_weechat_name_change_callback, identity);
tox_callback_user_status(identity->tox, tox_weechat_user_status_callback, identity);
tox_callback_status_message(identity->tox, tox_weechat_status_message_callback, identity);
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tox_callback_friend_request(identity->tox, tox_weechat_callback_friend_request, identity);
}
struct t_tox_weechat_identity *
tox_weechat_identity_for_buffer(struct t_gui_buffer *buffer)
{
for (struct t_tox_weechat_identity *identity = tox_weechat_identities;
identity;
identity = identity->next_identity)
{
if (identity->buffer == buffer)
return identity;
for (struct t_tox_weechat_chat *chat = identity->chats;
chat;
chat = chat->next_chat)
{
if (chat->buffer == buffer)
return identity;
}
}
return NULL;
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}
void
tox_weechat_save_to_file(Tox *tox, char *path)
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{
// save Tox data to a buffer
uint32_t size = tox_size(tox);
uint8_t *data = malloc(sizeof(*data) * size);
tox_save(tox, data);
// save buffer to a file
FILE *data_file = fopen(path, "w");
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fwrite(data, sizeof(data[0]), size, data_file);
fclose(data_file);
}
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void
tox_weechat_free_identity(struct t_tox_weechat_identity *identity)
{
tox_weechat_save_to_file(identity->tox,
identity->data_path);
tox_kill(identity->tox);
free(identity->name);
free(identity->data_path);
free(identity);
}
void
tox_weechat_tox_free()
{
tox_weechat_free_identity(tox_weechat_identities);
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}