app_db.c

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/*
 * Asterisk -- An open source telephony toolkit.
 *
 * Copyright (C) 1999 - 2005, Digium, Inc.
 * Copyright (C) 2003, Jefferson Noxon
 *
 * Mark Spencer <[email protected]>
 * Jefferson Noxon <[email protected]>
 *
 * 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 Database access functions
 *
 * \author Mark Spencer <[email protected]>
 * \author Jefferson Noxon <[email protected]>
 *
 * \ingroup applications
 */

/*** MODULEINFO
   <support_level>core</support_level>
 ***/

#include "asterisk.h"

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

/*** DOCUMENTATION
   <application name="DBdeltree" language="en_US">
      <synopsis>
         Delete a family or keytree from the asterisk database.
      </synopsis>
      <syntax argsep="/">
         <parameter name="family" required="true" />
         <parameter name="keytree" />
      </syntax>
      <description>
         <para>This application will delete a <replaceable>family</replaceable> or <replaceable>keytree</replaceable>
         from the Asterisk database.</para>
      </description>
      <see-also>
         <ref type="function">DB_DELETE</ref>
         <ref type="function">DB</ref>
      </see-also>
   </application>
 ***/

static const char dt_app[] = "DBdeltree";

static int deltree_exec(struct ast_channel *chan, const char *data)
{
   char *argv, *family, *keytree;

   argv = ast_strdupa(data);

   if (strchr(argv, '/')) {
      family = strsep(&argv, "/");
      keytree = strsep(&argv, "\0");
      if (!family || !keytree) {
         ast_debug(1, "Ignoring; Syntax error in argument\n");
         return 0;
      }
      if (ast_strlen_zero(keytree))
         keytree = 0;
   } else {
      family = argv;
      keytree = 0;
   }

   if (keytree) {
      ast_verb(3, "DBdeltree: family=%s, keytree=%s\n", family, keytree);
   } else {
      ast_verb(3, "DBdeltree: family=%s\n", family);
   }

   if (ast_db_deltree(family, keytree) < 0) {
      ast_verb(3, "DBdeltree: Error deleting key from database.\n");
   }

   return 0;
}

static int unload_module(void)
{
   return ast_unregister_application(dt_app);
}

static int load_module(void)
{
   return ast_register_application_xml(dt_app, deltree_exec);
}

AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Database Access Functions");