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Add the ability to specify multiple prompts to the Read() dialplan application,

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similar to Background() and Playback().
(issue #7897, jsmith, with some modifications)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@47408 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Russell Bryant
2006-11-10 03:59:48 +00:00
parent 7142180792
commit 2b2693499d
3 changed files with 39 additions and 17 deletions
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4
apps/app_read.c
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@@ -62,10 +62,10 @@ static char *app = "Read";
static char *synopsis = "Read a variable"; static char *synopsis = "Read a variable";
static char *descrip = static char *descrip =
" Read(variable[|filename][|maxdigits][|option][|attempts][|timeout])\n\n" " Read(variable[|filename[&filename2...]][|maxdigits][|option][|attempts][|timeout])\n\n"
"Reads a #-terminated string of digits a certain number of times from the\n" "Reads a #-terminated string of digits a certain number of times from the\n"
"user in to the given variable.\n" "user in to the given variable.\n"
" filename -- file to play before reading digits or tone with option i\n" " filename -- file(s) to play before reading digits or tone with option i\n"
" maxdigits -- maximum acceptable number of digits. Stops reading after\n" " maxdigits -- maximum acceptable number of digits. Stops reading after\n"
" maxdigits have been entered (without requiring the user to\n" " maxdigits have been entered (without requiring the user to\n"
" press the '#' key).\n" " press the '#' key).\n"

6
include/asterisk/app.h
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@@ -84,7 +84,9 @@ int ast_ivr_menu_run(struct ast_channel *c, struct ast_ivr_menu *menu, void *cbd
/*! \brief Plays a stream and gets DTMF data from a channel /*! \brief Plays a stream and gets DTMF data from a channel
* \param c Which channel one is interacting with * \param c Which channel one is interacting with
* \param prompt File to pass to ast_streamfile (the one that you wish to play) * \param prompt File to pass to ast_streamfile (the one that you wish to play).
* It is also valid for this to be multiple files concatenated by "&".
* For example, "file1&file2&file3".
* \param s The location where the DTMF data will be stored * \param s The location where the DTMF data will be stored
* \param maxlen Max Length of the data * \param maxlen Max Length of the data
* \param timeout Timeout length waiting for data(in milliseconds). Set to 0 for standard timeout(six seconds), or -1 for no time out. * \param timeout Timeout length waiting for data(in milliseconds). Set to 0 for standard timeout(six seconds), or -1 for no time out.
@@ -94,7 +96,7 @@ int ast_ivr_menu_run(struct ast_channel *c, struct ast_ivr_menu *menu, void *cbd
* is pressed during playback, it will immediately break out of the message and continue * is pressed during playback, it will immediately break out of the message and continue
* execution of your code. * execution of your code.
*/ */
int ast_app_getdata(struct ast_channel *c, char *prompt, char *s, int maxlen, int timeout); int ast_app_getdata(struct ast_channel *c, const char *prompt, char *s, int maxlen, int timeout);
/*! \brief Full version with audiofd and controlfd. NOTE: returns '2' on ctrlfd available, not '1' like other full functions */ /*! \brief Full version with audiofd and controlfd. NOTE: returns '2' on ctrlfd available, not '1' like other full functions */
int ast_app_getdata_full(struct ast_channel *c, char *prompt, char *s, int maxlen, int timeout, int audiofd, int ctrlfd); int ast_app_getdata_full(struct ast_channel *c, char *prompt, char *s, int maxlen, int timeout, int audiofd, int ctrlfd);

46
main/app.c
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@@ -105,25 +105,45 @@ int ast_app_dtget(struct ast_channel *chan, const char *context, char *collect,
* \param maxlen How many digits to read (maximum) * \param maxlen How many digits to read (maximum)
* \param timeout set timeout to 0 for "standard" timeouts. Set timeout to -1 for * \param timeout set timeout to 0 for "standard" timeouts. Set timeout to -1 for
* "ludicrous time" (essentially never times out) */ * "ludicrous time" (essentially never times out) */
int ast_app_getdata(struct ast_channel *c, char *prompt, char *s, int maxlen, int timeout) int ast_app_getdata(struct ast_channel *c, const char *prompt, char *s, int maxlen, int timeout)
{ {
int res,to,fto; int res = 0, to, fto;
char *front, *filename;
/* XXX Merge with full version? XXX */ /* XXX Merge with full version? XXX */
if (maxlen) if (maxlen)
s[0] = '\0'; s[0] = '\0';
if (prompt) {
res = ast_streamfile(c, prompt, c->language); if (ast_strlen_zero(prompt))
if (res < 0) return -1;
filename = ast_strdupa(prompt);
while ((front = strsep(&filename, "&"))) {
res = ast_streamfile(c, front, c->language);
if (res)
continue;
if (ast_strlen_zero(filename)) {
/* set timeouts for the last prompt */
fto = c->pbx ? c->pbx->rtimeout * 1000 : 6000;
to = c->pbx ? c->pbx->dtimeout * 1000 : 2000;
if (timeout > 0)
fto = to = timeout;
if (timeout < 0)
fto = to = 1000000000;
} else {
/* there is more than one prompt, so
get rid of the long timeout between
prompts, and make it 50ms */
fto = 50;
to = c->pbx ? c->pbx->dtimeout * 1000 : 2000;
}
res = ast_readstring(c, s, maxlen, to, fto, "#");
if (!ast_strlen_zero(s))
return res; return res;
} }
fto = c->pbx ? c->pbx->rtimeout * 1000 : 6000;
to = c->pbx ? c->pbx->dtimeout * 1000 : 2000;
if (timeout > 0)
fto = to = timeout;
if (timeout < 0)
fto = to = 1000000000;
res = ast_readstring(c, s, maxlen, to, fto, "#");
return res; return res;
} }