send.c

/* Routines for sending stuff to the network.
 *
 * Services is copyright (c) 1996-1999 Andy Church.
 *     E-mail: <achurch@dragonfire.net>
 * This program is free but copyrighted software; see the file COPYING for
 * details.
 */

#include "services.h"

/*************************************************************************/

/* Send a command to the server.  The two forms here are like
 * printf()/vprintf() and friends. */

void send_cmd(const char *source, const char *fmt, ...)
{
    va_list args;

    va_start(args, fmt);
    vsend_cmd(source, fmt, args);
    va_end(args);
}

void vsend_cmd(const char *source, const char *fmt, va_list args)
{
    char buf[BUFSIZE];

    vsnprintf(buf, sizeof(buf), fmt, args);
    if (source) {
	sockprintf(servsock, ":%s %s\r\n", source, buf);
	if (debug)
	    log("debug: Sent: :%s %s", source, buf);
    } else {
	sockprintf(servsock, "%s\r\n", buf);
	if (debug)
	    log("debug: Sent: %s", buf);
    }
}

/*************************************************************************/

/* Enviar cosas al canal de admins.. */

void canaladmins(const char *source, const char *fmt, ...)
{
    va_list args;
    char buf[BUFSIZE];
        
    va_start(args, fmt);
    snprintf(buf, sizeof(buf), "PRIVMSG #%s :%s", CanalAdmins, fmt);
    vsend_cmd(source, buf, args);
}
/*************************************************************************/

/* Enviar cosas al canal de opers.. */

void canalopers(const char *source, const char *fmt, ...)
{
    va_list args;
    char buf[BUFSIZE];
        
    va_start(args, fmt);
    snprintf(buf, sizeof(buf), "PRIVMSG #%s :%s", CanalOpers, fmt);
    vsend_cmd(source, buf, args);
}            

/*************************************************************************/

/* Send a NOTICE from the given source to the given nick. */
void notice(const char *source, const char *dest, const char *fmt, ...)
{
    va_list args;
    char buf[BUFSIZE];

    va_start(args, fmt);
    snprintf(buf, sizeof(buf), "NOTICE %s :%s", dest, fmt);
    vsend_cmd(source, buf, args);
}


/* Send a NULL-terminated array of text as NOTICEs. */
void notice_list(const char *source, const char *dest, const char **text)
{
    while (*text) {
	/* Have to kludge around an ircII bug here: if a notice includes
	 * no text, it is ignored, so we replace blank lines by lines
	 * with a single space.
	 */
	if (**text)
	    notice(source, dest, *text);
	else
	    notice(source, dest, " ");
	text++;
    }
}


/* Send a message in the user's selected language to the user using NOTICE. */
void notice_lang(const char *source, User *dest, int message, ...)
{
    va_list args;
    char buf[4096];	/* because messages can be really big */
    char *s, *t;
    const char *fmt;

    if (!dest)
	return;
    va_start(args, message);
    fmt = getstring(dest->ni, message);
    if (!fmt)
	return;
    vsnprintf(buf, sizeof(buf), fmt, args);
    s = buf;
    while (*s) {
	t = s;
	s += strcspn(s, "\n");
	if (*s)
	    *s++ = 0;
#ifdef IRC_UNDERNET_P10
	send_cmd(source, "P %s :%s", dest->numerico, *t ? t : " ");
#else
        send_cmd(source, "PRIVMSG %s :%s", dest->nick, *t ? t : " ");
#endif	
    }
}


/* Like notice_lang(), but replace %S by the source.  This is an ugly hack
 * to simplify letting help messages display the name of the pseudoclient
 * that's sending them.
 */
void notice_help(const char *source, User *dest, int message, ...)
{
    va_list args;
    char buf[4096], buf2[4096], outbuf[BUFSIZE];
    char *s, *t;
    const char *fmt;

    if (!dest)
	return;
    va_start(args, message);
    fmt = getstring(dest->ni, message);
    if (!fmt)
	return;
    /* Some sprintf()'s eat %S or turn it into just S, so change all %S's
     * into \1\1... we assume this doesn't occur anywhere else in the
     * string. */
    strscpy(buf2, fmt, sizeof(buf2));
    strnrepl(buf2, sizeof(buf2), "%S", "\1\1");
    vsnprintf(buf, sizeof(buf), buf2, args);
    s = buf;
    while (*s) {
	t = s;
	s += strcspn(s, "\n");
	if (*s)
	    *s++ = 0;
	strscpy(outbuf, t, sizeof(outbuf));
	strnrepl(outbuf, sizeof(outbuf), "\1\1", source);
#ifdef IRC_UNDERNET_P10
        send_cmd(source, "PRIVMSG %s :%s", dest->numerico, *outbuf ? outbuf : " ");
#else	
	send_cmd(source, "PRIVMSG %s :%s", dest->nick, *outbuf ? outbuf : " ");
#endif
    }
}

/*************************************************************************/

/* Send a PRIVMSG from the given source to the given nick. */
void privmsg(const char *source, const char *dest, const char *fmt, ...)
{
    va_list args;
    char buf[BUFSIZE];

    va_start(args, fmt);
    snprintf(buf, sizeof(buf), "PRIVMSG %s :%s", dest, fmt);
    vsend_cmd(source, buf, args);
}

/*************************************************************************/