func_vmcount.c

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/*
 * Asterisk -- An open source telephony toolkit.
 *
 * Copyright (c) 2006 Tilghman Lesher.  All rights reserved.
 * 
 * Tilghman Lesher <asterisk-vmcount-func@the-tilghman.com>
 *
 * 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.
 *
 * This program is free software, distributed under the terms of
 * the GNU General Public License Version 2. See the LICENSE file
 * at the top of the source tree.
 */

/*! \file
 *
 * \brief VMCOUNT dialplan function
 *
 * \author Tilghman Lesher <asterisk-vmcount-func@the-tilghman.com>
 *
 * \ingroup functions
 */

#include "asterisk.h"

ASTERISK_FILE_VERSION(__FILE__, "$Revision: 89512 $")

#include <dirent.h>

#include "asterisk/file.h"
#include "asterisk/channel.h"
#include "asterisk/pbx.h"
#include "asterisk/module.h"
#include "asterisk/lock.h"
#include "asterisk/utils.h"
#include "asterisk/app.h"

static int acf_vmcount_exec(struct ast_channel *chan, const char *cmd, char *argsstr, char *buf, size_t len)
{
   char *context;
   AST_DECLARE_APP_ARGS(args,
      AST_APP_ARG(vmbox);
      AST_APP_ARG(folder);
   );

   buf[0] = '\0';

   if (ast_strlen_zero(argsstr))
      return -1;

   AST_STANDARD_APP_ARGS(args, argsstr);

   if (strchr(args.vmbox, '@')) {
      context = args.vmbox;
      args.vmbox = strsep(&context, "@");
   } else {
      context = "default";
   }

   if (ast_strlen_zero(args.folder)) {
      args.folder = "INBOX";
   }

   snprintf(buf, len, "%d", ast_app_messagecount(context, args.vmbox, args.folder));
   
   return 0;
}

struct ast_custom_function acf_vmcount = {
   .name = "VMCOUNT",
   .synopsis = "Counts the voicemail in a specified mailbox",
   .syntax = "VMCOUNT(vmbox[@context][,folder])",
   .desc =
   "  context - defaults to \"default\"\n"
   "  folder  - defaults to \"INBOX\"\n",
   .read = acf_vmcount_exec,
};

static int unload_module(void)
{
   return ast_custom_function_unregister(&acf_vmcount);
}

static int load_module(void)
{
   return ast_custom_function_register(&acf_vmcount);
}

AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Indicator for whether a voice mailbox has messages in a given folder.");