app_verbose.c

/*
 * Asterisk -- An open source telephony toolkit.
 *
 * Copyright (c) 2004 - 2005 Tilghman Lesher.  All rights reserved.
 *
 * Tilghman Lesher <app_verbose_v001@the-tilghman.com>
 *
 * This code is released by the author with no restrictions on usage.
 *
 * See http://www.asterisk.org for more information about
 * the Asterisk project. Please do not directly contact
 * any of the maintainers of this project for assistance;
 * the project provides a web site, mailing lists and IRC
 * channels for your use.
 *
 */

/*! \file
 *
 * \brief Verbose logging application
 *
 * \author Tilghman Lesher <app_verbose_v001@the-tilghman.com>
 *
 * \ingroup applications
 */

#include "asterisk.h"

ASTERISK_FILE_VERSION(__FILE__, "$Revision$")

#include "asterisk/module.h"
#include "asterisk/app.h"
#include "asterisk/channel.h"

static char *app_verbose = "Verbose";
static char *verbose_synopsis = "Send arbitrary text to verbose output";
static char *verbose_descrip =
"Verbose([<level>,]<message>)\n"
"  level must be an integer value.  If not specified, defaults to 0.\n";

static char *app_log = "Log";
static char *log_synopsis = "Send arbitrary text to a selected log level";
static char *log_descrip =
"Log(<level>,<message>)\n"
"  level must be one of ERROR, WARNING, NOTICE, DEBUG, VERBOSE, DTMF\n";


static int verbose_exec(struct ast_channel *chan, void *data)
{
	int vsize;
	char *parse;
	AST_DECLARE_APP_ARGS(args,
		AST_APP_ARG(level);
		AST_APP_ARG(msg);
	);

	if (ast_strlen_zero(data)) {
		return 0;
	}

	parse = ast_strdupa(data);
	AST_STANDARD_APP_ARGS(args, parse);
	if (args.argc == 1) {
		args.msg = args.level;
		args.level = "0";
	}

	if (sscanf(args.level, "%d", &vsize) != 1) {
		vsize = 0;
		ast_log(LOG_WARNING, "'%s' is not a verboser number\n", args.level);
	}
	if (option_verbose >= vsize) {
		switch (vsize) {
		case 0:
			ast_verbose("%s\n", args.msg);
			break;
		case 1:
			ast_verbose(VERBOSE_PREFIX_1 "%s\n", args.msg);
			break;
		case 2:
			ast_verbose(VERBOSE_PREFIX_2 "%s\n", args.msg);
			break;
		case 3:
			ast_verbose(VERBOSE_PREFIX_3 "%s\n", args.msg);
			break;
		default:
			ast_verbose(VERBOSE_PREFIX_4 "%s\n", args.msg);
		}
	}

	return 0;
}

static int log_exec(struct ast_channel *chan, void *data)
{
	char *parse;
	int lnum = -1;
	char extension[AST_MAX_EXTENSION + 5], context[AST_MAX_EXTENSION + 2];
	AST_DECLARE_APP_ARGS(args,
		AST_APP_ARG(level);
		AST_APP_ARG(msg);
	);

	if (ast_strlen_zero(data))
		return 0;

	parse = ast_strdupa(data);
	AST_STANDARD_APP_ARGS(args, parse);

	if (!strcasecmp(args.level, "ERROR")) {
		lnum = __LOG_ERROR;
	} else if (!strcasecmp(args.level, "WARNING")) {
		lnum = __LOG_WARNING;
	} else if (!strcasecmp(args.level, "NOTICE")) {
		lnum = __LOG_NOTICE;
	} else if (!strcasecmp(args.level, "DEBUG")) {
		lnum = __LOG_DEBUG;
	} else if (!strcasecmp(args.level, "VERBOSE")) {
		lnum = __LOG_VERBOSE;
	} else if (!strcasecmp(args.level, "DTMF")) {
		lnum = __LOG_DTMF;
	} else if (!strcasecmp(args.level, "EVENT")) {
		lnum = __LOG_EVENT;
	} else {
		ast_log(LOG_ERROR, "Unknown log level: '%s'\n", args.level);
	}

	if (lnum > -1) {
		snprintf(context, sizeof(context), "@ %s", chan->context);
		snprintf(extension, sizeof(extension), "Ext. %s", chan->exten);

		ast_log(lnum, extension, chan->priority, context, "%s\n", args.msg);
	}

	return 0;
}

static int unload_module(void)
{
	int res;

	res = ast_unregister_application(app_verbose);
	res |= ast_unregister_application(app_log);

	return res;	
}

static int load_module(void)
{
	int res;

	res = ast_register_application(app_log, log_exec, log_synopsis, log_descrip);
	res |= ast_register_application(app_verbose, verbose_exec, verbose_synopsis, verbose_descrip);

	return res;
}

AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Send verbose output");