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151 lines
3.6 KiB
151 lines
3.6 KiB
/*
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* Asterisk -- A telephony toolkit for Linux.
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*
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* Trivial application to control playback a sound file
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*
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* Copyright (C) 1999, Mark Spencer
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*
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* Mark Spencer <markster@linux-support.net>
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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
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*/
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#include <string.h>
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#include <stdlib.h>
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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/app.h"
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#include "asterisk/module.h"
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#include "asterisk/translate.h"
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#include "asterisk/utils.h"
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static const char *tdesc = "Control Playback Application";
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static const char *app = "ControlPlayback";
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static const char *synopsis = "Play a file with fast forward and rewind";
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static const char *descrip =
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"ControlPlayback(filename[|skipms[|ffchar[|rewchar[|stopchar[|pausechar[|restartchar]]]]]]):\n"
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" Plays back a given filename (do not put extension). Options may also\n"
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" be included following a pipe symbol. You can use * and # to rewind and\n"
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" fast forward the playback specified. If 'stopchar' is added the file will\n"
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" terminate playback when 'stopchar' is pressed. If 'restartchar' is added, the file\n"
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" will restart when 'restartchar' is pressed. Returns -1 if the channel\n"
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" was hung up. if the file does not exist jumps to n+101 if it present.\n\n"
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" Example: exten => 1234,1,ControlPlayback(file|4000|*|#|1|0|5)\n\n";
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STANDARD_LOCAL_USER;
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LOCAL_USER_DECL;
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static int is_on_phonepad(char key)
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{
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return key == 35 || key == 42 || (key >= 48 && key <= 57);
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}
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static int controlplayback_exec(struct ast_channel *chan, void *data)
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{
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int res = 0;
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int skipms = 0;
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struct localuser *u;
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char *tmp;
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int argc;
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char *argv[7];
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enum arg_ids {
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arg_file = 0,
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arg_skip = 1,
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arg_fwd = 2,
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arg_rev = 3,
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arg_stop = 4,
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arg_pause = 5,
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arg_restart = 6,
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};
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if (!data || ast_strlen_zero((char *)data)) {
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ast_log(LOG_WARNING, "ControlPlayback requires an argument (filename)\n");
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return -1;
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}
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tmp = ast_strdupa(data);
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memset(argv, 0, sizeof(argv));
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argc = ast_separate_app_args(tmp, '|', argv, sizeof(argv) / sizeof(argv[0]));
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if (argc < 1) {
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ast_log(LOG_WARNING, "ControlPlayback requires an argument (filename)\n");
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return -1;
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}
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skipms = argv[arg_skip] ? atoi(argv[arg_skip]) : 3000;
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if (!skipms)
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skipms = 3000;
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if (!argv[arg_fwd] || !is_on_phonepad(*argv[arg_fwd]))
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argv[arg_fwd] = "#";
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if (!argv[arg_rev] || !is_on_phonepad(*argv[arg_rev]))
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argv[arg_rev] = "*";
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if (argv[arg_stop] && !is_on_phonepad(*argv[arg_stop]))
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argv[arg_stop] = NULL;
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if (argv[arg_pause] && !is_on_phonepad(*argv[arg_pause]))
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argv[arg_pause] = NULL;
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if (argv[arg_restart] && !is_on_phonepad(*argv[arg_restart]))
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argv[arg_restart] = NULL;
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LOCAL_USER_ADD(u);
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res = ast_control_streamfile(chan, argv[arg_file], argv[arg_fwd], argv[arg_rev], argv[arg_stop], argv[arg_pause], argv[arg_restart], skipms);
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LOCAL_USER_REMOVE(u);
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/* If we stopped on one of our stop keys, return 0 */
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if (argv[arg_stop] && strchr(argv[arg_stop], res))
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res = 0;
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if (res < 0) {
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if (ast_goto_if_exists(chan, chan->context, chan->exten, chan->priority + 101))
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res = 0;
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}
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return res;
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}
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int unload_module(void)
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{
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STANDARD_HANGUP_LOCALUSERS;
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return ast_unregister_application(app);
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}
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int load_module(void)
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{
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return ast_register_application(app, controlplayback_exec, synopsis, descrip);
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}
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char *description(void)
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{
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return (char *) tdesc;
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}
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int usecount(void)
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{
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int res;
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STANDARD_USECOUNT(res);
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return res;
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}
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char *key()
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{
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return ASTERISK_GPL_KEY;
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}
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