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Diffstat (limited to '1.2-netsec/apps/app_playback.c')
| -rw-r--r-- | 1.2-netsec/apps/app_playback.c | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/1.2-netsec/apps/app_playback.c b/1.2-netsec/apps/app_playback.c new file mode 100644 index 000000000..ed33097ab --- /dev/null +++ b/1.2-netsec/apps/app_playback.c @@ -0,0 +1,180 @@ +/* + * Asterisk -- An open source telephony toolkit. + * + * Copyright (C) 1999 - 2005, Digium, Inc. + * + * Mark Spencer <markster@digium.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 Trivial application to playback a sound file + * + * \ingroup applications + */ + +#include <string.h> +#include <stdlib.h> +#include <stdio.h> + +#include "asterisk.h" + +ASTERISK_FILE_VERSION(__FILE__, "$Revision$") + +#include "asterisk/lock.h" +#include "asterisk/file.h" +#include "asterisk/logger.h" +#include "asterisk/channel.h" +#include "asterisk/pbx.h" +#include "asterisk/module.h" +#include "asterisk/translate.h" +#include "asterisk/utils.h" +#include "asterisk/options.h" +#include "asterisk/app.h" + +static char *tdesc = "Sound File Playback Application"; + +static char *app = "Playback"; + +static char *synopsis = "Play a file"; + +static char *descrip = +" Playback(filename[&filename2...][|option]): Plays back given filenames (do not put\n" +"extension). Options may also be included following a pipe symbol. The 'skip'\n" +"option causes the playback of the message to be skipped if the channel\n" +"is not in the 'up' state (i.e. it hasn't been answered yet). If 'skip' is \n" +"specified, the application will return immediately should the channel not be\n" +"off hook. Otherwise, unless 'noanswer' is specified, the channel will\n" +"be answered before the sound is played. Not all channels support playing\n" +"messages while still on hook. If 'j' is specified, the application\n" +"will jump to priority n+101 if present when a file specified to be played\n" +"does not exist.\n" +"This application sets the following channel variable upon completion:\n" +" PLAYBACKSTATUS The status of the playback attempt as a text string, one of\n" +" SUCCESS | FAILED\n" +; + +STANDARD_LOCAL_USER; + +LOCAL_USER_DECL; + +static int playback_exec(struct ast_channel *chan, void *data) +{ + int res = 0, mres = 0; + struct localuser *u; + char *tmp = NULL; + int option_skip=0; + int option_noanswer = 0; + char *front = NULL, *back = NULL; + int priority_jump = 0; + AST_DECLARE_APP_ARGS(args, + AST_APP_ARG(filenames); + AST_APP_ARG(options); + ); + + if (ast_strlen_zero(data)) { + ast_log(LOG_WARNING, "Playback requires an argument (filename)\n"); + return -1; + } + + LOCAL_USER_ADD(u); + + tmp = ast_strdupa(data); + if (!tmp) { + ast_log(LOG_ERROR, "Out of memory!\n"); + LOCAL_USER_REMOVE(u); + return -1; + } + + AST_STANDARD_APP_ARGS(args, tmp); + + if (args.options) { + if (strcasestr(args.options, "skip")) + option_skip = 1; + if (strcasestr(args.options, "noanswer")) + option_noanswer = 1; + if (strchr(args.options, 'j')) + priority_jump = 1; + } + + if (chan->_state != AST_STATE_UP) { + if (option_skip) { + /* At the user's option, skip if the line is not up */ + LOCAL_USER_REMOVE(u); + return 0; + } else if (!option_noanswer) + /* Otherwise answer unless we're supposed to send this while on-hook */ + res = ast_answer(chan); + } + if (!res) { + ast_stopstream(chan); + front = tmp; + while (!res && front) { + if ((back = strchr(front, '&'))) { + *back = '\0'; + back++; + } + res = ast_streamfile(chan, front, chan->language); + if (!res) { + res = ast_waitstream(chan, ""); + ast_stopstream(chan); + } else { + ast_log(LOG_WARNING, "ast_streamfile failed on %s for %s\n", chan->name, (char *)data); + if (priority_jump || option_priority_jumping) + ast_goto_if_exists(chan, chan->context, chan->exten, chan->priority + 101); + res = 0; + mres = 1; + } + front = back; + } + if (mres) + pbx_builtin_setvar_helper(chan, "PLAYBACKSTATUS", "FAILED"); + else + pbx_builtin_setvar_helper(chan, "PLAYBACKSTATUS", "SUCCESS"); + } + LOCAL_USER_REMOVE(u); + return res; +} + +int unload_module(void) +{ + int res; + + res = ast_unregister_application(app); + + STANDARD_HANGUP_LOCALUSERS; + + return res; +} + +int load_module(void) +{ + return ast_register_application(app, playback_exec, synopsis, descrip); +} + +char *description(void) +{ + return tdesc; +} + +int usecount(void) +{ + int res; + STANDARD_USECOUNT(res); + return res; +} + +char *key() +{ + return ASTERISK_GPL_KEY; +} |