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Add options to background (bug #2075) and update documentation

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@3474 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer
2004-07-19 00:30:39 +00:00
parent 73f91fcc44
commit daf76979ca
1 changed files with 55 additions and 16 deletions
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71
pbx.c
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@@ -197,9 +197,17 @@ static struct pbx_builtin {
{ "BackGround", pbx_builtin_background,
"Play a file while awaiting extension",
" Background(filename): Plays a given file, while simultaneously waiting for\n"
"the user to begin typing an extension. The timeouts do not count until the\n"
"last BackGround application has ended. Always returns 0.\n"
" Background(filename[|options]): Plays a given file, while simultaneously\n"
"waiting for the user to begin typing an extension. The timeouts do not\n"
"count until the last BackGround application has ended.\n"
"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 channel will\n"
"be answered before the sound is played. Not all channels support playing\n"
"messages while still hook. Returns -1 if the channel was hung up, or if the\n"
"file does not exist. Returns 0 otherwise.\n"
},
{ "Busy", pbx_builtin_busy,
@@ -4431,20 +4439,51 @@ static int pbx_builtin_waitexten(struct ast_channel *chan, void *data)
static int pbx_builtin_background(struct ast_channel *chan, void *data)
{
int res;
int res = 0;
int option_skip = 0;
int option_noanswer = 0;
char filename[256] = "";
char* stringp;
char* options;
if (!data || ast_strlen_zero(data)) {
ast_log(LOG_WARNING, "Background requires an argument(filename)\n");
return -1;
}
strncpy(filename, (char*)data, sizeof(filename) - 1);
stringp = filename;
strsep(&stringp, "|");
options = strsep(&stringp, "|");
if (options && !strcasecmp(options, "skip"))
option_skip = 1;
if (options && !strcasecmp(options, "noanswer"))
option_noanswer = 1;
/* Answer if need be */
if (chan->_state != AST_STATE_UP) {
if (option_skip) {
return 0;
} else if (!option_noanswer) {
res = ast_answer(chan);
}
}
if (!res) {
/* Stop anything playing */
ast_stopstream(chan);
/* Stream a file */
res = ast_streamfile(chan, filename, chan->language);
if (!res) {
res = ast_waitstream(chan, AST_DIGIT_ANY);
ast_stopstream(chan);
} else {
ast_log(LOG_WARNING, "ast_streamfile failed on %s fro %s\n", chan->name, (char*)data);
res = 0;
}
}
/* Answer if need be */
if (chan->_state != AST_STATE_UP)
if (ast_answer(chan))
return -1;
/* Stop anything playing */
ast_stopstream(chan);
/* Stream a file */
res = ast_streamfile(chan, (char *)data, chan->language);
if (!res) {
res = ast_waitstream(chan, AST_DIGIT_ANY);
ast_stopstream(chan);
}
return res;
}