Telegrambot на СИ — часть вторая
#include
#include
#include
#include
#define BOT_ADDRESS "https://api.telegram.org/bot396653803:AwwhzdUskmV1thviIWOo66cpQ5-3o" // тута ваш токен
#define GET_METHOD_READ_SIZE 128
#define TELWRITESIZE 512 // следите за этим размером
typedef struct {
size_t size;
char *text;
} json_message;
char tel_write[TELWRITESIZE] = {0,};
//////////////////////////////// reciv from telegram /////////////////////////////////////////
size_t read_message(void *raw_message, size_t size, size_t nmemb, void *dest) // здесь принимаются сообщения
{
size_t real_size = size * nmemb;
json_message* dest_message = (json_message*) dest;
dest_message->text = realloc(dest_message->text, dest_message->size + real_size + 1);
if(dest_message->text == NULL)
{
printf("Error: памяти недостаточно\n");
return 0;
}
memcpy(&(dest_message->text[dest_message->size]), raw_message, real_size);
dest_message->size += real_size;
dest_message->text[dest_message->size] = '\0';
return real_size;
}
////////////////////////////////////////////// clear_string ///////////////////////////////////////////////////////
static void clear_string(char *src) // убирает некоторые символы из полученной json-строки
{
char *dst;
if(!src) return;
for(dst = src; *src; src++)
{
if(*src == '"' || *src == '{' || *src == '}' || *src == '[' || *src == ']' || *src == '\n') continue;
*dst++ = *src;
}
*dst = 0;
}
///////////////////////////////////////////////////////////////////////////////////
int main()
{
char tel_write[TELWRITESIZE] = {0,};
snprintf(tel_write, TELWRITESIZE - 1, "curl -F 'text=START TELEgetUP' '%s/sendMessage?chat_id=376716150' 2> /dev/null 1> /dev/null", BOT_ADDRESS);
system(tel_write);
int result;
json_message in_message = {0, NULL};
unsigned long update_id = 0;
curl_global_init(CURL_GLOBAL_ALL);
char GET_read[GET_METHOD_READ_SIZE] = {0,};
int ercount = 0;
int er_tel = 0;
while(1)
{
in_message.text = malloc(1);
if(in_message.text == NULL) // если не удалось выделить память за 10 попыток, тогда exit
{
ercount++;
printf("Error! memory not allocated.\n");
if(ercount > 10) exit(0);
sleep(1);
continue;
}
in_message.text[0] = '\0';
snprintf(GET_read, GET_METHOD_READ_SIZE - 1, "%s/getUpdates?limit=1&offset=%lu&timeout=30", BOT_ADDRESS, update_id); // обновления каждые 30 сек (timeout=30)
CURL *read_handle = curl_easy_init();
curl_easy_setopt(read_handle, CURLOPT_URL, GET_read);
curl_easy_setopt(read_handle, CURLOPT_WRITEFUNCTION, read_message);
curl_easy_setopt(read_handle, CURLOPT_WRITEDATA, &in_message);
result = curl_easy_perform(read_handle);
curl_easy_cleanup(read_handle);
if(result != 0) printf("\nError cURL_1:%d\n", result);
else printf("cURL_1_OK\n");
clear_string(in_message.text); // эта функция очистит принятую json-строку от символов { } [ ] \n "
update_id = 0;
/////////////////////////// chek error ///////////////////////////////
if(strstr(in_message.text, "ok:false") != NULL) // проверка ошибок, например неверный токен
{
er_tel++;
printf("ERROR: %s_END\n\n", in_message.text + 9);
if(er_tel > 10) exit(0);
}
else er_tel = 0;
/////////////////////////// read update_id ///////////////////////////////
char *p = NULL;
if((p = strstr(in_message.text, "update_id:")) != NULL)
{
update_id = strtoul(p + 10, NULL, 0);
printf("\nMYupdate_1_id:%lu_END\n\n", update_id);
}
if(update_id != 0) update_id++;
/////////////////////////// read chat_id ///////////////////////////////
char chat_id[16] = {0,};
if((p = strstr(in_message.text, "chat:id:")) != NULL)
{
memccpy(chat_id, p + 8, ',', 15);
chat_id[strlen(chat_id) - 1] = 0;
}
//////////////////////////// read msag ////////////////////////////////
char msg_text[16] = {0,};
if((p = strstr(in_message.text, "text:")) != NULL)
{
memcpy(msg_text, p + 5, 15);
msg_text[strlen(msg_text)] = 0;
}
in_message.size = 0;
free(in_message.text);
///////////////////////////// my functions ////////////////////////////////
if(strstr(msg_text, "2 but") != NULL) // установит 2 кнопки в один ряд
{
snprintf(tel_write, TELWRITESIZE - 1, "curl '%s/sendMessage?chat_id=%s' -F 'text=set 2 buttons' -F 'reply_markup={\"keyboard\":[[{\"text\":\"button 1\"},{\"text\":\"button 2\"}]],\"resize_keyboard\":true}' 2> /dev/null 1> /dev/null", BOT_ADDRESS, chat_id);
system(tel_write);
}
if(strstr(msg_text, "5 but") != NULL) // установит 5 кнопок в два ряда
{
snprintf(tel_write, TELWRITESIZE - 1, "curl '%s/sendMessage?chat_id=%s' -F 'text=set 5 buttons' -F 'reply_markup={\"keyboard\":[[{\"text\":\"button 1\"},{\"text\":\"button 2\"}],[{\"text\":\"button 3\"},{\"text\":\"button 4\"},{\"text\":\"button 5\"}]],\"resize_keyboard\":true}' 2> /dev/null 1> /dev/null", BOT_ADDRESS, chat_id);
system(tel_write);
}
if(strstr(msg_text, "button 1") != NULL) // реакция на нажите button 1
{
snprintf(tel_write, TELWRITESIZE - 1, "curl -F 'text=click button 1' '%s/sendMessage?chat_id=%s' 2> /dev/null 1> /dev/null", BOT_ADDRESS, chat_id);
system(tel_write);
}
if(strstr(msg_text, "del but") != NULL) // удалит кнопки
{
snprintf(tel_write, TELWRITESIZE - 1, "curl '%s/sendMessage?chat_id=%s' -F 'text=del buttons' -F 'reply_markup={\"remove_keyboard\":true}' 2> /dev/null 1> /dev/null", BOT_ADDRESS, chat_id);
system(tel_write);
}
if(strstr(msg_text, "2 inlbut") != NULL) // установит 2 инлаин-кнопки в один ряд
{
snprintf(tel_write, TELWRITESIZE - 1, "curl '%s/sendMessage?chat_id=%s' -F 'text=set 2 inline-buttons' -F 'reply_markup={\"inline_keyboard\":[[{\"text\":\"Geektimes\",\"url\":\"https://geektimes.ru\"},{\"text\":\"Geektimes\",\"url\":\"https://geektimes.ru\"}]]}' 2> /dev/null 1> /dev/null", BOT_ADDRESS, chat_id);
system(tel_write);
}
if(strstr(msg_text, "5 inlbut") != NULL) // установит 5 инлаин-кнопок в два ряда
{
snprintf(tel_write, TELWRITESIZE - 1, "curl '%s/sendMessage?chat_id=%s' -F 'text=set 5 inline-buttons' -F 'reply_markup={\"inline_keyboard\":[[{\"text\":\"Geektimes\",\"url\":\"https://geektimes.ru\"},{\"text\":\"Geektimes\",\"url\":\"https://geektimes.ru\"}],[{\"text\":\"Geektimes\",\"url\":\"https://geektimes.ru\"},{\"text\":\"Geektimes\",\"url\":\"https://geektimes.ru\"},{\"text\":\"Geektimes\",\"url\":\"https://geektimes.ru\"}]]}' 2> /dev/null 1> /dev/null", BOT_ADDRESS, chat_id);
system(tel_write);
}
if(strstr(msg_text, "picurl") != NULL) // отправит картинку url
{
snprintf(tel_write, TELWRITESIZE - 1, "curl -F 'photo=https://hsto.org/getpro/geektimes/post_images/25f/64d/8ef/25f64d8ef8c20008190eb6747a303061.png' -F 'caption=Picture url' '%s/sendPhoto?chat_id=%s' 2> /dev/null 1> /dev/null", BOT_ADDRESS, chat_id);
system(tel_write);
}
if(strstr(msg_text, "locpic") != NULL) // отправит локальную картинку
{
snprintf(tel_write, TELWRITESIZE - 1, "curl -F 'photo=@tux.png' -F 'caption=local picture' -H 'Content-Type:multipart/form-data' '%s/sendPhoto?chat_id=%s' 2> /dev/null 1> /dev/null", BOT_ADDRESS, chat_id); // либо добавте путь к картинке photo=@/tmp/tux.png
system(tel_write);
}
else if(strstr(msg_text, "/start") != NULL)
{
snprintf(tel_write, TELWRITESIZE - 1, "curl -F 'text=Hello' '%s/sendMessage?chat_id=%s' 2> /dev/null 1> /dev/null", BOT_ADDRESS, chat_id);
system(tel_write);
}
else printf("NO_DATA\n");
printf("Tel_write=%d\n", (int)strlen(tel_write));
}
curl_global_cleanup();
return 0;
}
// gcc -Wall -Wextra telegramgetup.c -o telegramgetup -lcurl
// ./telegramgetup
