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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <peekpoke.h>
#include "fujichat.h"
#include "features.h"
#include "common.h"
void cmd_join(void);
void cmd_msg(void);
void cmd_nick(void);
void cmd_part(void);
void cmd_ping(void);
void cmd_quit(void);
void cmd_quote(void);
void cmd_ver(void);
void cmd_version(void);
void do_me(void);
void cmd_clear(void);
#ifdef FEAT_COLOR_COMMAND
void cmd_fgcolor(void);
void cmd_bgcolor(void);
#endif
fuji_cmd_t cmd_list[] = {
{ "JOIN", ARGTYPE_OPT, cmd_join },
{ "J", ARGTYPE_OPT, cmd_join },
{ "MSG", ARGTYPE_REQUIRED, cmd_msg },
{ "M", ARGTYPE_REQUIRED, cmd_msg },
{ "NICK", ARGTYPE_OPT, cmd_nick },
{ "PART", ARGTYPE_OPT, cmd_part },
{ "PING", ARGTYPE_REQUIRED, cmd_ping },
{ "QUIT", ARGTYPE_OPT, cmd_quit },
{ "QUOTE", ARGTYPE_REQUIRED, cmd_quote },
{ "VER", ARGTYPE_OPT, cmd_version },
{ "VERSION", ARGTYPE_OPT, cmd_version },
{ "ME", ARGTYPE_REQUIRED, do_me },
{ "CLEAR", ARGTYPE_NONE, cmd_clear },
#ifdef FEAT_COLOR_COMMAND
{ "FGCOLOR", ARGTYPE_REQUIRED, cmd_fgcolor },
{ "BGCOLOR", ARGTYPE_REQUIRED, cmd_bgcolor },
#endif
};
#define CMD_LIST_SIZE (sizeof(cmd_list) / sizeof(fuji_cmd_t))
char *cmd_arg;
static void errmsg(char *msg) {
puts(msg);
bell();
}
static void err_missing_arg(void) {
errmsg("Command requires argument");
}
static void err_arg_not_allowed(void) {
errmsg("No argument allowed");
}
static void err_already_joined(void) {
errmsg("You are already in a channel (use /part to leave)");
}
void do_me(void) {
serv_msg_buf_len = sprintf(serv_msg_buf, "PRIVMSG %s :%cACTION %s%c%c",
channel, 1, cmd_arg, 1, NL);
send_serv_msg_buf();
}
void cmd_ver(void) {
serv_msg_buf_len = sprintf(serv_msg_buf, "PRIVMSG %s %cVERSION%c%c",
cmd_arg, 1, 1, NL);
send_serv_msg_buf();
}
void cmd_version(void) {
if(cmd_arg)
cmd_ver();
else
send_server_cmd("VERSION", NULL);
}
void cmd_ping(void) {
serv_msg_buf_len = sprintf(serv_msg_buf, "PRIVMSG %s :%cPING %03d %03d %03d%c%c",
cmd_arg, 1, PEEK(20), PEEK(19), PEEK(18), 1, NL);
send_serv_msg_buf();
}
void cmd_join(void) {
if(joined_channel) {
if(cmd_arg)
err_already_joined();
else
send_server_cmd("JOIN", channel);
} else {
if(cmd_arg) {
joined_channel = 1;
strcpy(channel, cmd_arg);
send_server_cmd("JOIN", cmd_arg);
} else {
err_missing_arg();
}
}
}
void cmd_part(void) {
joined_channel = 0;
if(cmd_arg) {
serv_msg_buf_len = sprintf(serv_msg_buf, "PART %s :%s%c", channel, cmd_arg, NL);
send_serv_msg_buf();
} else {
send_server_cmd("PART", channel);
}
}
void cmd_msg(void) {
send_server_cmd_2arg("PRIVMSG", cmd_arg);
}
void cmd_quit(void) {
joined_channel = 0;
send_server_cmd("QUIT", cmd_arg);
}
void cmd_quote(void) {
send_server_cmd(cmd_arg, NULL);
}
void cmd_nick(void) {
if(!cmd_arg) {
printf("> You are known as %s\n", config->nick);
return;
}
strcpy(config->nick, cmd_arg);
send_server_cmd("NICK", cmd_arg);
printf("> You are now known as %s\n", config->nick);
}
void cmd_clear(void) {
fuji_putchar(0x7d); /* ATASCII screen clear code */
}
#ifdef FEAT_COLOR_COMMAND
static void do_color(u16_t reg) {
u16_t c;
if(cmd_arg[0] >= '0' && cmd_arg[0] <= '9') {
c = atoi(cmd_arg);
if(c < 0x100) {
POKE(reg, c);
return;
}
}
puts("Bad color (range 0-255)");
bell();
}
void cmd_fgcolor(void) {
do_color(709);
}
void cmd_bgcolor(void) {
do_color(710);
}
#endif
void handle_command(void) {
char i, *cend;
char *cmd = input_buf + 1;
char *p = cmd;
cmd_arg = NULL;
/* convert command word to uppercase */
while((*p != NL) && (*p != ' ')) {
*p = toupper(*p);
++p;
}
cend = p;
/* set cmd_arg pointer, nul-terminate cmd_arg, if present */
/* (otherwise, cmd_arg remains NULL) */
if(*p != NL) {
cmd_arg = p;
/* skip extra whitespace */
while(*cmd_arg == ' ')
++cmd_arg;
p = cmd_arg + 1;
while(*p && (*p != NL))
++p;
*p = '\0';
}
/* nul-terminate cmd */
*cend = '\0';
for(i=0; i<CMD_LIST_SIZE; ++i) {
if(strcmp(cmd, cmd_list[i].cmd) != 0)
continue;
switch(cmd_list[i].arg_type) {
case ARGTYPE_REQUIRED:
if(!cmd_arg) {
err_missing_arg();
return;
}
break;
case ARGTYPE_NONE:
if(cmd_arg) {
err_arg_not_allowed();
return;
}
break;
default:
break;
}
(cmd_list[i].handler)();
return;
}
/* no idea what this is, send it as-is */
send_server_cmd(cmd, cmd_arg);
}
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