[/trunk] Changeset 172 by mikael
* External command for events.
* Add a config file option "events_command".
* TODO update.
/*
* hooks.c -- Hooks layer
*
* Copyright (C) 2005 Mikael Berthe <bmikael@lists.lilotux.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or (at
* your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*/
#include <sys/types.h>
#include <unistd.h>
#include <screen.h>
#include "hooks.h"
#include "roster.h"
#include "histolog.h"
#include "utf8.h"
static char *extcommand;
inline void hk_message_in(const char *jid, time_t timestamp, const char *msg)
{
char *buffer = utf8_decode(msg);
int new_guy = FALSE;
// If this user isn't in the roster, we add it
if (!roster_exists(jid, jidsearch, ROSTER_TYPE_USER|ROSTER_TYPE_AGENT)) {
roster_add_user(jid, NULL, NULL, ROSTER_TYPE_USER);
new_guy = TRUE;
}
scr_WriteIncomingMessage(jid, buffer);
hlog_write_message(jid, timestamp, FALSE, buffer);
hk_ext_cmd(jid, 'M', 'R', NULL);
free(buffer);
// We need to rebuild the list if the sender is unknown or
// if the sender is offline/invisible and hide_offline_buddies is set
if (new_guy ||
(roster_getstatus(jid) == offline && buddylist_get_hide_offline_buddies()))
{
buddylist_build();
update_roster = TRUE;
}
}
inline void hk_message_out(const char *jid, time_t timestamp, const char *msg)
{
scr_WriteOutgoingMessage(jid, msg);
hlog_write_message(jid, timestamp, TRUE, msg);
}
inline void hk_statuschange(const char *jid, time_t timestamp,
enum imstatus status)
{
scr_LogPrint("Buddy status has changed: [%c>%c] <%s>",
imstatus2char[roster_getstatus(jid)], imstatus2char[status], jid);
roster_setstatus(jid, status);
buddylist_build();
scr_DrawRoster();
hlog_write_status(jid, 0, status);
}
inline void hk_mystatuschange(time_t timestamp,
enum imstatus old_status, enum imstatus new_status)
{
if (old_status == new_status)
return;
scr_LogPrint("Your status has changed: [%c>%c]",
imstatus2char[old_status], imstatus2char[new_status]);
//hlog_write_status(NULL, 0, status);
}
/* External commands */
// hk_ext_cmd_init()
// Initialize external command variable.
// Can be called with parameter NULL to reset and free memory.
void hk_ext_cmd_init(char *command)
{
if (extcommand) {
g_free(extcommand);
extcommand = NULL;
}
if (command)
extcommand = g_strdup(command);
}
// hk_ext_cmd()
// Launch an external command (process) for the given event.
// For now, data should be NULL.
void hk_ext_cmd(const char *jid, guchar type, guchar info, const char *data)
{
pid_t pid;
if (!extcommand) return;
// For now we'll only handle incoming messages
if (type != 'M') return;
if (info != 'R') return;
if ((pid=fork()) == -1) {
scr_LogPrint("Fork error, cannot launch external command.");
return;
}
// I don't remember what I should do with the parent process...
if (pid == 0) { // child
if (execl(extcommand, extcommand, "MSG", "IN", jid, NULL) == -1) {
// ut_WriteLog("Cannot execute external command.\n");
exit(1);
}
}
}