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			348 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			348 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * Toxic -- Tox Curses Client
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|  */
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| 
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| #ifdef HAVE_CONFIG_H
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| #include "config.h"
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| #endif
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| 
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| #include <stdlib.h>
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| #include <string.h>
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| #include <ctype.h>
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| 
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| #include "prompt.h"
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| #include "commands.h"
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| 
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| uint8_t pending_frnd_requests[MAX_FRIENDS_NUM][TOX_CLIENT_ID_SIZE];
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| uint8_t num_frnd_requests = 0;
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| 
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| uint8_t pending_grp_requests[MAX_GROUPCHAT_NUM][TOX_CLIENT_ID_SIZE];
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| uint8_t num_grp_requests = 0;
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| 
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| static char prompt_buf[MAX_STR_SIZE] = {'\0'};
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| static int prompt_buf_pos = 0;
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| 
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| /* Updates own nick in prompt statusbar */
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| void prompt_update_nick(ToxWindow *prompt, uint8_t *nick, uint16_t len)
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| {
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|     StatusBar *statusbar = (StatusBar *) prompt->stb;
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|     snprintf(statusbar->nick, sizeof(statusbar->nick), "%s", nick);
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|     statusbar->nick_len = len;
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| }
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| 
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| /* Updates own statusmessage in prompt statusbar */
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| void prompt_update_statusmessage(ToxWindow *prompt, uint8_t *statusmsg, uint16_t len)
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| {
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|     StatusBar *statusbar = (StatusBar *) prompt->stb;
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|     snprintf(statusbar->statusmsg, sizeof(statusbar->statusmsg), "%s", statusmsg);
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|     statusbar->statusmsg_len = len;
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| }
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| 
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| /* Updates own status in prompt statusbar */
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| void prompt_update_status(ToxWindow *prompt, TOX_USERSTATUS status)
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| {
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|     StatusBar *statusbar = (StatusBar *) prompt->stb;
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|     statusbar->status = status;
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| }
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| 
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| /* Updates own connection status in prompt statusbar */
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| void prompt_update_connectionstatus(ToxWindow *prompt, bool is_connected)
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| {
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|     StatusBar *statusbar = (StatusBar *) prompt->stb;
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|     statusbar->is_online = is_connected;
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| }
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| 
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| /* Adds friend request to pending friend requests. 
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|    Returns friend number on success, -1 if queue is full or other error. */
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| int add_friend_req(uint8_t *public_key)
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| {
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|     if (num_frnd_requests < MAX_FRIENDS_NUM) {
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|         memcpy(pending_frnd_requests[num_frnd_requests++], public_key, TOX_CLIENT_ID_SIZE);
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|         return num_frnd_requests - 1;
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|     }
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| 
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|     return -1;
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| }
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| 
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| /* Adds group chat invite to pending group chat requests. 
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|    Returns group number on success, -1 if queue is full or other error. */
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| int add_group_req(uint8_t *group_pub_key)
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| {
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|     if (num_grp_requests < MAX_GROUPCHAT_NUM) {
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|         memcpy(pending_grp_requests[num_grp_requests++], group_pub_key, TOX_CLIENT_ID_SIZE);
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|         return num_grp_requests - 1;
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|     }
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| 
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|     return -1;
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| }
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| 
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| // XXX: FIX
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| unsigned char *hex_string_to_bin(char hex_string[])
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| {
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|     size_t len = strlen(hex_string);
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|     unsigned char *val = malloc(len);
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| 
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|     if (val == NULL) {
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|         endwin();
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|         fprintf(stderr, "malloc() failed. Aborting...\n");
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|         exit(EXIT_FAILURE);
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|     }
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| 
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|     char *pos = hex_string;
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|     size_t i;
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| 
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|     for (i = 0; i < len; ++i, pos += 2)
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|         sscanf(pos, "%2hhx", &val[i]);
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| 
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|     return val;
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| }
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| 
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| void print_prompt_help(ToxWindow *self)
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| {
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|     wclear(self->window);
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|     wattron(self->window, COLOR_PAIR(CYAN) | A_BOLD);
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|     wprintw(self->window, "\n\nCommands:\n");
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|     wattroff(self->window, A_BOLD);
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| 
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|     wprintw(self->window, "      /add <id> <message>        : Add friend with optional message\n");
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|     wprintw(self->window, "      /accept <n>                : Accept friend request\n");
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|     wprintw(self->window, "      /status <type> <message>   : Set your status with optional note\n");
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|     wprintw(self->window, "      /note  <message>           : Set a personal note\n");
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|     wprintw(self->window, "      /nick <nickname>           : Set your nickname\n");
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|     wprintw(self->window, "      /join <n>                  : Join a group chat\n");
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|     wprintw(self->window, "      /invite <nickname> <n>     : Invite friend to a groupchat\n");
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|     wprintw(self->window, "      /groupchat                 : Create a group chat\n");
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|     wprintw(self->window, "      /myid                      : Print your ID\n");
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|     wprintw(self->window, "      /quit or /exit             : Exit Toxic\n");
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|     wprintw(self->window, "      /help                      : Print this message again\n");
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|     wprintw(self->window, "      /clear                     : Clear this window\n");
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| 
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|     wattron(self->window, A_BOLD);
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|     wprintw(self->window, " * Messages must be enclosed in quotation marks.\n");
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|     wprintw(self->window, " * Use the TAB key to navigate through the tabs.\n");
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|     wattroff(self->window, A_BOLD);
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| 
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|     wattroff(self->window, COLOR_PAIR(CYAN));
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| }
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| 
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| static void prompt_onKey(ToxWindow *self, Tox *m, wint_t key)
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| {
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|     /* Add printable characters to line */
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|     if (isprint(key)) {
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|         if (prompt_buf_pos == (sizeof(prompt_buf) - 1)) {
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|             return;
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|         } else if (!(prompt_buf_pos == 0) && (prompt_buf_pos < COLS)
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|                    && (prompt_buf_pos % (COLS - 3) == 0)) {
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|             wprintw(self->window, "\n");
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|             prompt_buf[prompt_buf_pos++] = '\n';
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|         } else if (!(prompt_buf_pos == 0) && (prompt_buf_pos > COLS)
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|                    && ((prompt_buf_pos - (COLS - 3)) % (COLS) == 0)) {
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|             wprintw(self->window, "\n");
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|             prompt_buf[prompt_buf_pos++] = '\n';
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|         }
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| 
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|         prompt_buf[prompt_buf_pos++] = key;
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|         prompt_buf[prompt_buf_pos] = 0;
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|     }
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| 
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|     /* RETURN key: execute command */
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|     else if (key == '\n') {
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|         wprintw(self->window, "\n");
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| 
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|         if (!strncmp(prompt_buf, "/help", strlen("/help")))
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|             print_prompt_help(self);
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|         else
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|             execute(self->window, self, m, prompt_buf, prompt_buf_pos);
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| 
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|         prompt_buf_pos = 0;
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|         prompt_buf[0] = 0;
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|     }
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| 
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|     /* BACKSPACE key: Remove one character from line */
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|     else if (key == 0x107 || key == 0x8 || key == 0x7f) {
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|         if (prompt_buf_pos != 0)
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|             prompt_buf[--prompt_buf_pos] = 0;
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|     }
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| }
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| 
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| static void prompt_onDraw(ToxWindow *self, Tox *m)
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| {
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|     curs_set(1);
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|     int x, y;
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|     size_t i;
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|     getyx(self->window, y, x);
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| 
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|     for (i = 0; i < (strlen(prompt_buf)); ++i) {
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|         if ((prompt_buf[i] == '\n') && (y != 0))
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|             --y;
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|     }
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| 
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|     StatusBar *statusbar = (StatusBar *) self->stb;
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| 
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|     werase(statusbar->topline);
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| 
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|     if (statusbar->is_online) {
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|         int colour = WHITE;
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|         char *status_text = "Unknown";
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| 
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|         switch(statusbar->status) {
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|         case TOX_USERSTATUS_NONE:
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|             status_text = "Online";
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|             colour = GREEN;
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|             break;
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|         case TOX_USERSTATUS_AWAY:
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|             status_text = "Away";
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|             colour = YELLOW;
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|             break;
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|         case TOX_USERSTATUS_BUSY:
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|             status_text = "Busy";
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|             colour = RED;
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|             break;
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|         }
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| 
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|         wattron(statusbar->topline, A_BOLD);
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|         wprintw(statusbar->topline, " %s ", statusbar->nick);
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|         wattron(statusbar->topline, A_BOLD);
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|         wattron(statusbar->topline, COLOR_PAIR(colour) | A_BOLD);
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|         wprintw(statusbar->topline, "[%s]", status_text);
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|         wattroff(statusbar->topline, COLOR_PAIR(colour) | A_BOLD);
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|     } else {
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|         wattron(statusbar->topline, A_BOLD);
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|         wprintw(statusbar->topline, "%s ", statusbar->nick);
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|         wattroff(statusbar->topline, A_BOLD);
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|         wprintw(statusbar->topline, "[Offline]");
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|     }
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| 
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|     wattron(statusbar->topline, A_BOLD);
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|     wprintw(statusbar->topline, " | %s |", statusbar->statusmsg);
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|     wattroff(statusbar->topline, A_BOLD);
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| 
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|     wprintw(statusbar->topline, "\n");
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| 
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|     wattron(self->window, COLOR_PAIR(GREEN));
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|     mvwprintw(self->window, y, 0, "# ");
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|     wattroff(self->window, COLOR_PAIR(GREEN));
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|     mvwprintw(self->window, y, 2, "%s", prompt_buf);
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|     wclrtoeol(self->window);
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|     
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|     wrefresh(self->window);
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| }
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| 
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| static void prompt_onInit(ToxWindow *self, Tox *m)
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| {
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|     scrollok(self->window, 1);
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|     print_prompt_help(self);
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|     wclrtoeol(self->window);
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| }
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| 
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| void prompt_onFriendRequest(ToxWindow *self, uint8_t *key, uint8_t *data, uint16_t length)
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| {
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|     int n = add_friend_req(key);
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| 
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|     if (n == -1) {
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|         wprintw(self->window, "Friend request queue is full. Discarding request.\n");
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|         return;
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|     }
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| 
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|     wprintw(self->window, "\nFriend request from:\n");
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| 
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|     int i;
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| 
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|     for (i = 0; i < KEY_SIZE_BYTES; ++i) {
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|         wprintw(self->window, "%02x", key[i] & 0xff);
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|     }
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| 
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|     wprintw(self->window, "\n\nWith the message: %s\n\n", data);
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|     wprintw(self->window, "Type \"/accept %d\" to accept it.\n", n);
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| 
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|     self->blink = true;
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|     beep();
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| }
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| 
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| void prompt_onGroupInvite(ToxWindow *self, Tox *m, int friendnumber, uint8_t *group_pub_key)
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| {
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|     if (friendnumber < 0)
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|         return;
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| 
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|     uint8_t name[TOX_MAX_NAME_LENGTH] = {'\0'};
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| 
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|     if (tox_getname(m, friendnumber, name) == -1)
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|         return;
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| 
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|     name[TOXIC_MAX_NAME_LENGTH] = '\0';    /* enforce client max name length */
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|     wprintw(self->window, "\nGroup chat invite from %s.\n", name);
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| 
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|     int ngc = get_num_groupchats();
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| 
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|     if (ngc < 0 || ngc > MAX_GROUPCHAT_NUM) {
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|         wprintw(self->window, "\nMaximum number of group chats has been reached. Discarding invite.\n");
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|         return;
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|     }
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| 
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|     int n = add_group_req(group_pub_key);
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| 
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|     if (n == -1) {
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|         wprintw(self->window, "\nGroup chat queue is full. Discarding invite.\n");
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|         return;
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|     }
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| 
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|     wprintw(self->window, "Type \"/join %d\" to join the chat.\n", n);
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| 
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|     self->blink = true;
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|     beep();
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| }
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| 
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| void prompt_init_statusbar(ToxWindow *self, Tox *m)
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| {
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|     int x, y;
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|     getmaxyx(self->window, y, x);
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| 
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|     /* Init statusbar info */
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|     StatusBar *statusbar = (StatusBar *) self->stb;
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|     statusbar->status = TOX_USERSTATUS_NONE;
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|     statusbar->is_online = false;
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| 
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|     uint8_t nick[TOX_MAX_NAME_LENGTH] = {'\0'};
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|     tox_getselfname(m, nick, TOX_MAX_NAME_LENGTH);
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|     snprintf(statusbar->nick, sizeof(statusbar->nick), "%s", nick);
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| 
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|     /* temporary until statusmessage saving works */
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|     uint8_t statusmsg[TOX_MAX_STATUSMESSAGE_LENGTH];
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|     char toxic_ver[strlen(TOXICVER)+1];
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|     strcpy(toxic_ver, TOXICVER);
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|     char *L = strchr(toxic_ver, '_');
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|     toxic_ver[L-toxic_ver] = '\0';
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|     snprintf(statusmsg, sizeof(statusmsg), "Toxing on Toxic v.%s", toxic_ver); 
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|     m_set_statusmessage(m, statusmsg, strlen(statusmsg) + 1);
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|     snprintf(statusbar->statusmsg, sizeof(statusbar->statusmsg), "%s", statusmsg);
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| 
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|     /* Init statusbar subwindow */
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|     statusbar->topline = subwin(self->window, 2, x, 0, 0);
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| }
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| 
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| ToxWindow new_prompt(void)
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| {
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|     ToxWindow ret;
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|     memset(&ret, 0, sizeof(ret));
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| 
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|     ret.onKey = &prompt_onKey;
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|     ret.onDraw = &prompt_onDraw;
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|     ret.onInit = &prompt_onInit;
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|     ret.onFriendRequest = &prompt_onFriendRequest;
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|     ret.onGroupInvite = &prompt_onGroupInvite;
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| 
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|     strcpy(ret.name, "prompt");
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| 
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|     StatusBar *stb = calloc(1, sizeof(StatusBar));
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| 
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|     if (stb != NULL)
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|         ret.stb = stb;
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|     else {
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|         endwin();
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|         fprintf(stderr, "calloc() failed. Aborting...\n");
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|         exit(EXIT_FAILURE);
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|     }
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| 
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|     return ret;
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| }
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