app_queue.c

}

static char *complete_queue(char *line, char *word, int pos, int state)
{
	struct ast_call_queue *q;
	int which=0;
	
	ast_mutex_lock(&qlock);
	for (q = queues; q; q = q->next) {
		if (!strncasecmp(word, q->name, strlen(word))) {
			if (++which > state)
				break;
		}
	}
	ast_mutex_unlock(&qlock);
	return q ? strdup(q->name) : NULL;
}

/* JDG: callback to display queues status in manager */
static int manager_queues_show( struct mansession *s, struct message *m )
{
	char *a[] = { "show", "queues" };
	return queues_show( s->fd, 2, a );
} /* /JDG */


/* Dump queue status */
static int manager_queues_status( struct mansession *s, struct message *m )
{
	time_t now;
	int pos;
	char *id = astman_get_header(m,"ActionID");
	char idText[256] = "";
	struct ast_call_queue *q;
	struct queue_ent *qe;
	float sl = 0;
	struct member *mem;
	astman_send_ack(s, m, "Queue status will follow");
	time(&now);
	ast_mutex_lock(&qlock);
	if (!ast_strlen_zero(id)) {
		snprintf(idText,256,"ActionID: %s\r\n",id);
	}
	for (q = queues; q; q = q->next) {
		ast_mutex_lock(&q->lock);

		/* List queue properties */
		if(q->callscompleted > 0)
			sl = 100*((float)q->callscompletedinsl/(float)q->callscompleted);
		ast_mutex_lock(&s->lock);
		ast_cli(s->fd, "Event: QueueParams\r\n"
					"Queue: %s\r\n"
					"Max: %d\r\n"
					"Calls: %d\r\n"
					"Holdtime: %d\r\n"
					"Completed: %d\r\n"
					"Abandoned: %d\r\n"
					"ServiceLevel: %d\r\n"
					"ServicelevelPerf: %2.1f\r\n"
					"%s"
					"\r\n",
						q->name, q->maxlen, q->count, q->holdtime, q->callscompleted,
						q->callsabandoned, q->servicelevel, sl, idText);

		/* List Queue Members */
		for (mem = q->members; mem; mem = mem->next) 
			ast_cli(s->fd, "Event: QueueMember\r\n"
				"Queue: %s\r\n"
				"Location: %s/%s\r\n"
				"Membership: %s\r\n"
				"Penalty: %d\r\n"
				"CallsTaken: %d\r\n"
				"LastCall: %ld\r\n"
				"%s"
				"\r\n",
					q->name, mem->tech, mem->loc, mem->dynamic ? "dynamic" : "static",
					mem->penalty, mem->calls, mem->lastcall, idText);

		/* List Queue Entries */

		pos = 1;
		for (qe = q->head; qe; qe = qe->next) 
			ast_cli(s->fd, "Event: QueueEntry\r\n"
				"Queue: %s\r\n"
				"Position: %d\r\n"
				"Channel: %s\r\n"
				"CallerID: %s\r\n"
				"Wait: %ld\r\n"
				"%s"
				"\r\n", 
					q->name, pos++, qe->chan->name, (qe->chan->callerid ? qe->chan->callerid : ""), (long)(now - qe->start), idText);
		ast_mutex_unlock(&s->lock);
		ast_mutex_unlock(&q->lock);
	}
	ast_mutex_unlock(&qlock);
	return RESULT_SUCCESS;
}

static int manager_add_queue_member(struct mansession *s, struct message *m)
{
	char *queuename, *interface, *penalty_s;
	int penalty = 0;

	queuename = astman_get_header(m, "Queue");
	interface = astman_get_header(m, "Interface");
	penalty_s = astman_get_header(m, "Penalty");

	if (ast_strlen_zero(queuename)) {
		astman_send_error(s, m, "'Queue' not specified.");
		return 0;
	}

	if (ast_strlen_zero(interface)) {
		astman_send_error(s, m, "'Interface' not specified.");
		return 0;
	}

	if (ast_strlen_zero(penalty_s))
		penalty = 0;
	else if (sscanf(penalty_s, "%d", &penalty) != 1) {
		penalty = 0;
	}

	switch (add_to_queue(queuename, interface, penalty)) {
	case RES_OKAY:
		astman_send_ack(s, m, "Added interface to queue");
		break;
	case RES_EXISTS:
		astman_send_error(s, m, "Unable to add interface: Already there");
		break;
	case RES_NOSUCHQUEUE:
		astman_send_error(s, m, "Unable to add interface to queue: No such queue");
		break;
	case RES_OUTOFMEMORY:
		astman_send_error(s, m, "Out of memory");
		break;
	}
	return 0;
}

static int manager_remove_queue_member(struct mansession *s, struct message *m)
{
	char *queuename, *interface;

	queuename = astman_get_header(m, "Queue");
	interface = astman_get_header(m, "Interface");

	if (ast_strlen_zero(queuename) || ast_strlen_zero(interface)) {
		astman_send_error(s, m, "Need 'Queue' and 'Interface' parameters.");
		return 0;
	}

	switch (remove_from_queue(queuename, interface)) {
	case RES_OKAY:
		astman_send_ack(s, m, "Removed interface from queue");
		break;
	case RES_EXISTS:
		astman_send_error(s, m, "Unable to remove interface: Not there");
		break;
	case RES_NOSUCHQUEUE:
		astman_send_error(s, m, "Unable to remove interface from queue: No such queue");
		break;
	case RES_OUTOFMEMORY:
		astman_send_error(s, m, "Out of memory");
		break;
	}
	return 0;
}

static int handle_add_queue_member(int fd, int argc, char *argv[])
{
	char *queuename, *interface;
	int penalty;

	if ((argc != 6) && (argc != 8)) {
		return RESULT_SHOWUSAGE;
	} else if (strcmp(argv[4], "to")) {
		return RESULT_SHOWUSAGE;
	} else if ((argc == 8) && strcmp(argv[6], "penalty")) {
		return RESULT_SHOWUSAGE;
	}

	queuename = argv[5];
	interface = argv[3];
	if (argc == 8) {
		if (sscanf(argv[7], "%d", &penalty) == 1) {
			if (penalty < 0) {
				ast_cli(fd, "Penalty must be >= 0\n");
				penalty = 0;
			}
		} else {
			ast_cli(fd, "Penalty must be an integer >= 0\n");
			penalty = 0;
		}
	} else {
		penalty = 0;
	}

	switch (add_to_queue(queuename, interface, penalty)) {
	case RES_OKAY:
		ast_cli(fd, "Added interface '%s' to queue '%s'\n", interface, queuename);
		return RESULT_SUCCESS;
	case RES_EXISTS:
		ast_cli(fd, "Unable to add interface '%s' to queue '%s': Already there\n", interface, queuename);
		return RESULT_FAILURE;
	case RES_NOSUCHQUEUE:
		ast_cli(fd, "Unable to add interface to queue '%s': No such queue\n", queuename);
		return RESULT_FAILURE;
	case RES_OUTOFMEMORY:
		ast_cli(fd, "Out of memory\n");
		return RESULT_FAILURE;
	default:
		return RESULT_FAILURE;
	}
}

static char *complete_add_queue_member(char *line, char *word, int pos, int state)
{
	/* 0 - add; 1 - queue; 2 - member; 3 - <member>; 4 - to; 5 - <queue>; 6 - penalty; 7 - <penalty> */
	switch (pos) {
	case 3:
		/* Don't attempt to complete name of member (infinite possibilities) */
		return NULL;
	case 4:
		if (state == 0) {
			return strdup("to");
		} else {
			return NULL;
		}
	case 5:
		/* No need to duplicate code */
		return complete_queue(line, word, pos, state);
	case 6:
		if (state == 0) {
			return strdup("penalty");
		} else {
			return NULL;
		}
	case 7:
		if (state < 100) {	/* 0-99 */
			char *num = malloc(3);
			if (num) {
				sprintf(num, "%d", state);
			}
			return num;
		} else {
			return NULL;
		}
	default:
		return NULL;
	}
}

static int handle_remove_queue_member(int fd, int argc, char *argv[])
{
	char *queuename, *interface;

	if (argc != 6) {
		return RESULT_SHOWUSAGE;
	} else if (strcmp(argv[4], "from")) {
		return RESULT_SHOWUSAGE;
	}

	queuename = argv[5];
	interface = argv[3];

	switch (remove_from_queue(queuename, interface)) {
	case RES_OKAY:
		ast_cli(fd, "Removed interface '%s' from queue '%s'\n", interface, queuename);
		return RESULT_SUCCESS;
	case RES_EXISTS:
		ast_cli(fd, "Unable to remove interface '%s' from queue '%s': Not there\n", interface, queuename);
		return RESULT_FAILURE;
	case RES_NOSUCHQUEUE:
		ast_cli(fd, "Unable to remove interface from queue '%s': No such queue\n", queuename);
		return RESULT_FAILURE;
	case RES_OUTOFMEMORY:
		ast_cli(fd, "Out of memory\n");
		return RESULT_FAILURE;
	default:
		return RESULT_FAILURE;
	}
}

static char *complete_remove_queue_member(char *line, char *word, int pos, int state)
{
	int which = 0;
	struct ast_call_queue *q;
	struct member *m;

	/* 0 - add; 1 - queue; 2 - member; 3 - <member>; 4 - to; 5 - <queue> */
	if ((pos > 5) || (pos < 3)) {
		return NULL;
	}
	if (pos == 4) {
		if (state == 0) {
			return strdup("from");
		} else {
			return NULL;
		}
	}

	if (pos == 5) {
		/* No need to duplicate code */
		return complete_queue(line, word, pos, state);
	}

	if (queues != NULL) {
		for (q = queues ; q ; q = q->next) {
			ast_mutex_lock(&q->lock);
			for (m = q->members ; m ; m = m->next) {
				if (++which > state) {
					char *tmp = malloc(strlen(m->tech) + strlen(m->loc) + 2);
					if (tmp) {
						sprintf(tmp, "%s/%s", m->tech, m->loc);
					} else {
						ast_log(LOG_ERROR, "Out of memory\n");
					}
					ast_mutex_unlock(&q->lock);
					return tmp;
				}
			}
			ast_mutex_unlock(&q->lock);
		}
	}
	return NULL;
}

static char show_queues_usage[] = 
"Usage: show queues\n"
"       Provides summary information on call queues.\n";

static struct ast_cli_entry cli_show_queues = {
	{ "show", "queues", NULL }, queues_show, 
	"Show status of queues", show_queues_usage, NULL };

static char show_queue_usage[] = 
"Usage: show queue\n"
"       Provides summary information on a specified queue.\n";

static struct ast_cli_entry cli_show_queue = {
	{ "show", "queue", NULL }, queue_show, 
	"Show status of a specified queue", show_queue_usage, complete_queue };

static char aqm_cmd_usage[] =
"Usage: add queue member <channel> to <queue> [penalty <penalty>]\n";

static struct ast_cli_entry cli_add_queue_member = {
	{ "add", "queue", "member", NULL }, handle_add_queue_member,
	"Add a channel to a specified queue", aqm_cmd_usage, complete_add_queue_member };

static char rqm_cmd_usage[] =
"Usage: remove queue member <channel> from <queue>\n";

static struct ast_cli_entry cli_remove_queue_member = {
	{ "remove", "queue", "member", NULL }, handle_remove_queue_member,
	"Removes a channel from a specified queue", rqm_cmd_usage, complete_remove_queue_member };

int unload_module(void)
{
	STANDARD_HANGUP_LOCALUSERS;
	ast_cli_unregister(&cli_show_queue);
	ast_cli_unregister(&cli_show_queues);
	ast_cli_unregister(&cli_add_queue_member);
	ast_cli_unregister(&cli_remove_queue_member);
	ast_manager_unregister("Queues");
	ast_manager_unregister("QueueStatus");
	ast_manager_unregister("QueueAdd");
	ast_manager_unregister("QueueRemove");
	ast_unregister_application(app_aqm);
	ast_unregister_application(app_rqm);
	return ast_unregister_application(app);
}

int load_module(void)
{
	int res;
	res = ast_register_application(app, queue_exec, synopsis, descrip);
	if (!res) {
		ast_cli_register(&cli_show_queue);
		ast_cli_register(&cli_show_queues);
		ast_cli_register(&cli_add_queue_member);
		ast_cli_register(&cli_remove_queue_member);
		ast_manager_register( "Queues", 0, manager_queues_show, "Queues" );
		ast_manager_register( "QueueStatus", 0, manager_queues_status, "Queue Status" );
		ast_manager_register( "QueueAdd", EVENT_FLAG_AGENT, manager_add_queue_member, "Add interface to queue." );
		ast_manager_register( "QueueRemove", EVENT_FLAG_AGENT, manager_remove_queue_member, "Remove interface from queue." );
		ast_register_application(app_aqm, aqm_exec, app_aqm_synopsis, app_aqm_descrip) ;
		ast_register_application(app_rqm, rqm_exec, app_rqm_synopsis, app_rqm_descrip) ;
	}
	reload_queues();
	return res;
}


int reload(void)
{
	reload_queues();
	return 0;
}

char *description(void)
{
	return tdesc;
}

int usecount(void)
{
	int res;
	STANDARD_USECOUNT(res);
	return res;
}

char *key()
{
	return ASTERISK_GPL_KEY;
}