115 lines
3.2 KiB
C
115 lines
3.2 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 1999 - 2005, Digium, Inc.
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*
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* Mark Spencer <markster@digium.com>
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*
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* See http://www.asterisk.org for more information about
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* the Asterisk project. Please do not directly contact
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* any of the maintainers of this project for assistance;
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* the project provides a web site, mailing lists and IRC
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* channels for your use.
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License Version 2. See the LICENSE file
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* at the top of the source tree.
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*/
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/*! \file
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*
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* \brief Playback the special information tone to get rid of telemarketers
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*
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* \author Mark Spencer <markster@digium.com>
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*
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* \ingroup applications
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*/
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#include "asterisk.h"
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ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
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#include "asterisk/lock.h"
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#include "asterisk/file.h"
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#include "asterisk/logger.h"
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#include "asterisk/channel.h"
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#include "asterisk/pbx.h"
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#include "asterisk/module.h"
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#include "asterisk/translate.h"
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#include "asterisk/app.h"
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static char *app = "Zapateller";
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static char *synopsis = "Block telemarketers with SIT";
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static char *descrip =
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" Zapateller(options): Generates special information tone to block\n"
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"telemarketers from calling you. Options is a pipe-delimited list of\n"
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"options. The following options are available:\n"
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" 'answer' - causes the line to be answered before playing the tone,\n"
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" 'nocallerid' - causes Zapateller to only play the tone if there is no\n"
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" callerid information available. Options should be\n"
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" separated by , characters\n\n"
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" This application will set the following channel variable upon completion:\n"
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" ZAPATELLERSTATUS - This will contain the last action accomplished by the\n"
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" Zapateller application. Possible values include:\n"
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" NOTHING | ANSWERED | ZAPPED\n\n";
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static int zapateller_exec(struct ast_channel *chan, void *data)
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{
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int res = 0;
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int i, answer = 0, nocallerid = 0;
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char *parse = ast_strdupa((char *)data);
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AST_DECLARE_APP_ARGS(args,
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AST_APP_ARG(options)[2];
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);
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AST_STANDARD_APP_ARGS(args, parse);
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for (i = 0; i < args.argc; i++) {
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if (!strcasecmp(args.options[i], "answer"))
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answer = 1;
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else if (!strcasecmp(args.options[i], "nocallerid"))
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nocallerid = 1;
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}
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pbx_builtin_setvar_helper(chan, "ZAPATELLERSTATUS", "NOTHING");
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ast_stopstream(chan);
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if (chan->_state != AST_STATE_UP) {
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if (answer) {
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res = ast_answer(chan);
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pbx_builtin_setvar_helper(chan, "ZAPATELLERSTATUS", "ANSWERED");
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}
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if (!res)
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res = ast_safe_sleep(chan, 500);
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}
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if (!ast_strlen_zero(chan->cid.cid_num) && nocallerid)
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return res;
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if (!res)
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res = ast_tonepair(chan, 950, 0, 330, 0);
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if (!res)
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res = ast_tonepair(chan, 1400, 0, 330, 0);
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if (!res)
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res = ast_tonepair(chan, 1800, 0, 330, 0);
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if (!res)
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res = ast_tonepair(chan, 0, 0, 1000, 0);
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pbx_builtin_setvar_helper(chan, "ZAPATELLERSTATUS", "ZAPPED");
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return res;
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}
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static int unload_module(void)
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{
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return ast_unregister_application(app);
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}
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static int load_module(void)
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{
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return ast_register_application(app, zapateller_exec, synopsis, descrip);
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}
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AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Block Telemarketers with Special Information Tone");
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