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Created API call ast_dtmf_stream

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int ast_dtmf_stream(struct ast_channel *chan,struct ast_channel *peer,char *digits,int between)

changed app_senddtmf.c to use this new call
added D() parameter to app_dial to allow post connect dtmf stream to be sent using above call

-Tony


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@2918 65c4cc65-6c06-0410-ace0-fbb531ad65f3
1.0
Anthony Minessale II 23 years ago
parent b974395573
commit 66b96f417c
4 changed files with 184 additions and 125 deletions
Show Stats Download Patch File Download Diff File

45
app.c
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@ -259,3 +259,48 @@ int ast_app_messagecount(const char *mailbox, int *newmsgs, int *oldmsgs)
}
return 0;
}
int ast_dtmf_stream(struct ast_channel *chan,struct ast_channel *peer,char *digits,int between) {
char *ptr=NULL;
int res=0;
struct ast_frame f;
if(!between)
between = 100;
if(peer)
res = ast_autoservice_start(peer);
if (!res) {
res = ast_waitfor(chan,100);
if(res > -1) {
for(ptr=digits;*ptr;*ptr++) {
if(*ptr == 'w') {
res = ast_safe_sleep(chan, 500);
if(res)
break;
continue;
}
memset(&f, 0, sizeof(f));
f.frametype = AST_FRAME_DTMF;
f.subclass = *ptr;
f.src = "ast_dtmf_stream";
if (strchr("0123456789*#abcdABCD",*ptr)==NULL) {
ast_log(LOG_WARNING, "Illegal DTMF character '%c' in string. (0-9*#aAbBcCdD allowed)\n",*ptr);
}
else {
res = ast_write(chan, &f);
if (res)
break;
/* pause between digits */
res = ast_safe_sleep(chan,between);
if (res)
break;
}
}
}
if(peer)
res = ast_autoservice_stop(peer);
}
return res;
}

234
apps/app_dial.c
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@ -70,6 +70,8 @@ static char *descrip =
" 'g' -- goes on in context if the destination channel hangs up\n"
" 'A(x)' -- play an announcement to the called party, using x as file\n"
" 'S(x)' -- hangup the call after x seconds AFTER called party picked up\n"
" 'D([digits])' -- Send DTMF digit string *after* called party has answered\n"
" but before the bridge. (w=500ms sec pause)\n"
" 'L(x[:y][:z])' -- Limit the call to 'x' ms warning when 'y' ms are left (repeated every 'z' ms)\n"
" -- Only 'x' is required, 'y' and 'z' are optional.\n"
" -- The following special variables are optional:\n"
@ -410,6 +412,8 @@ static int dial_exec(struct ast_channel *chan, void *data)
char *start_sound=NULL;
char *limitptr;
char limitdata[256];
char *sdtmfptr;
char sdtmfdata[256] = "";
char *stack,*var;
int play_to_caller=0,play_to_callee=0;
int playargs=0;
@ -461,83 +465,100 @@ static int dial_exec(struct ast_channel *chan, void *data)
ast_verbose(VERBOSE_PREFIX_3 "Setting call duration limit to %i seconds.\n",calldurationlimit);
}
/* DTMF SCRIPT*/
if ((sdtmfptr = strstr(transfer, "D("))) {
strncpy(sdtmfdata, sdtmfptr + 2, sizeof(sdtmfdata) - 1);
/* Overwrite with X's what was the sdtmf info */
while(*sdtmfptr && (*sdtmfptr != ')'))
*(sdtmfptr++) = 'X';
if (*sdtmfptr)
*sdtmfptr = 'X';
/* Now find the end */
sdtmfptr = strchr(sdtmfdata, ')');
if (sdtmfptr)
*sdtmfptr = '\0';
else {
ast_log(LOG_WARNING, "D( Data lacking trailing ')'\n");
}
}
/* XXX LIMIT SUPPORT */
if ((limitptr = strstr(transfer, "L("))) {
strncpy(limitdata, limitptr + 2, sizeof(limitdata) - 1);
/* Overwrite with X's what was the limit info */
while(*limitptr && (*limitptr != ')'))
*(limitptr++) = 'X';
if (*limitptr)
*limitptr = 'X';
/* Now find the end of the privdb */
limitptr = strchr(limitdata, ')');
if (limitptr)
*limitptr = '\0';
else {
ast_log(LOG_WARNING, "Limit Data lacking trailing ')'\n");
}
var = pbx_builtin_getvar_helper(chan,"LIMIT_PLAYAUDIO_CALLER");
play_to_caller = var ? ast_true(var) : 1;
var = pbx_builtin_getvar_helper(chan,"LIMIT_PLAYAUDIO_CALLEE");
play_to_callee = var ? ast_true(var) : 0;
if(! play_to_caller && ! play_to_callee)
play_to_caller=1;
var = pbx_builtin_getvar_helper(chan,"LIMIT_WARNING_FILE");
warning_sound = var ? var : "timeleft";
var = pbx_builtin_getvar_helper(chan,"LIMIT_TIMEOUT_FILE");
end_sound = var ? var : NULL;
var = pbx_builtin_getvar_helper(chan,"LIMIT_CONNECT_FILE");
start_sound = var ? var : NULL;
var=stack=limitdata;
var = strsep(&stack, ":");
if(var) {
timelimit = atol(var);
playargs++;
}
var = strsep(&stack, ":");
if(var) {
play_warning = atol(var);
playargs++;
}
var = strsep(&stack, ":");
if(var) {
warning_freq = atol(var);
playargs++;
}
if(! timelimit) {
timelimit=play_to_caller=play_to_callee=play_warning=warning_freq=0;
warning_sound=NULL;
}
calldurationlimit=0; /* undo effect of S(x) in case they are both used */
/* more efficient do it like S(x) does since no advanced opts*/
if(! play_warning && ! start_sound && ! end_sound && timelimit) {
calldurationlimit=timelimit/1000;
timelimit=play_to_caller=play_to_callee=play_warning=warning_freq=0;
}
else {
ast_verbose(VERBOSE_PREFIX_3"Limit Data:\n");
ast_verbose(VERBOSE_PREFIX_3"timelimit=%ld\n",timelimit);
ast_verbose(VERBOSE_PREFIX_3"play_warning=%ld\n",play_warning);
ast_verbose(VERBOSE_PREFIX_3"play_to_caller=%s\n",play_to_caller ? "yes" : "no");
ast_verbose(VERBOSE_PREFIX_3"play_to_callee=%s\n",play_to_callee ? "yes" : "no");
ast_verbose(VERBOSE_PREFIX_3"warning_freq=%ld\n",warning_freq);
ast_verbose(VERBOSE_PREFIX_3"start_sound=%s\n",start_sound ? start_sound : "UNDEF");
ast_verbose(VERBOSE_PREFIX_3"warning_sound=%s\n",warning_sound ? warning_sound : "UNDEF");
ast_verbose(VERBOSE_PREFIX_3"end_sound=%s\n",end_sound ? end_sound : "UNDEF");
}
strncpy(limitdata, limitptr + 2, sizeof(limitdata) - 1);
/* Overwrite with X's what was the limit info */
while(*limitptr && (*limitptr != ')'))
*(limitptr++) = 'X';
if (*limitptr)
*limitptr = 'X';
/* Now find the end */
limitptr = strchr(limitdata, ')');
if (limitptr)
*limitptr = '\0';
else {
ast_log(LOG_WARNING, "Limit Data lacking trailing ')'\n");
}
var = pbx_builtin_getvar_helper(chan,"LIMIT_PLAYAUDIO_CALLER");
play_to_caller = var ? ast_true(var) : 1;
var = pbx_builtin_getvar_helper(chan,"LIMIT_PLAYAUDIO_CALLEE");
play_to_callee = var ? ast_true(var) : 0;
if(! play_to_caller && ! play_to_callee)
play_to_caller=1;
var = pbx_builtin_getvar_helper(chan,"LIMIT_WARNING_FILE");
warning_sound = var ? var : "timeleft";
var = pbx_builtin_getvar_helper(chan,"LIMIT_TIMEOUT_FILE");
end_sound = var ? var : NULL;
var = pbx_builtin_getvar_helper(chan,"LIMIT_CONNECT_FILE");
start_sound = var ? var : NULL;
var=stack=limitdata;
var = strsep(&stack, ":");
if(var) {
timelimit = atol(var);
playargs++;
var = strsep(&stack, ":");
if(var) {
play_warning = atol(var);
playargs++;
var = strsep(&stack, ":");
if(var) {
warning_freq = atol(var);
playargs++;
}
}
}
if(! timelimit) {
timelimit=play_to_caller=play_to_callee=play_warning=warning_freq=0;
warning_sound=NULL;
}
/* undo effect of S(x) in case they are both used */
calldurationlimit=0;
/* more efficient do it like S(x) does since no advanced opts*/
if(! play_warning && ! start_sound && ! end_sound && timelimit) {
calldurationlimit=timelimit/1000;
timelimit=play_to_caller=play_to_callee=play_warning=warning_freq=0;
}
else if (option_verbose > 2) {
ast_verbose(VERBOSE_PREFIX_3"Limit Data:\n");
ast_verbose(VERBOSE_PREFIX_3"timelimit=%ld\n",timelimit);
ast_verbose(VERBOSE_PREFIX_3"play_warning=%ld\n",play_warning);
ast_verbose(VERBOSE_PREFIX_3"play_to_caller=%s\n",play_to_caller ? "yes" : "no");
ast_verbose(VERBOSE_PREFIX_3"play_to_callee=%s\n",play_to_callee ? "yes" : "no");
ast_verbose(VERBOSE_PREFIX_3"warning_freq=%ld\n",warning_freq);
ast_verbose(VERBOSE_PREFIX_3"start_sound=%s\n",start_sound ? start_sound : "UNDEF");
ast_verbose(VERBOSE_PREFIX_3"warning_sound=%s\n",warning_sound ? warning_sound : "UNDEF");
ast_verbose(VERBOSE_PREFIX_3"end_sound=%s\n",end_sound ? end_sound : "UNDEF");
}
}
/* XXX ANNOUNCE SUPPORT */
if ((ann = strstr(transfer, "A("))) {
announce = 1;
@ -813,40 +834,51 @@ static int dial_exec(struct ast_channel *chan, void *data)
ast_log(LOG_DEBUG, "app_dial: sendurl=%s.\n", url);
ast_channel_sendurl( peer, url );
} /* /JDG */
if (announce && announcemsg)
{
int res2;
if (announce && announcemsg) {
// Start autoservice on the other chan
res2 = ast_autoservice_start(chan);
res = ast_autoservice_start(chan);
// Now Stream the File
if (!res2)
res2 = ast_streamfile(peer,announcemsg,peer->language);
if (!res2)
res2 = ast_waitstream(peer,"");
if (!res)
res = ast_streamfile(peer,announcemsg,peer->language);
if (!res)
res = ast_waitstream(peer,"");
// Ok, done. stop autoservice
res2 = ast_autoservice_stop(chan);
}
if (calldurationlimit > 0) {
time(&now);
chan->whentohangup = now + calldurationlimit;
res = ast_autoservice_stop(chan);
}
else
res = 0;
memset(&config,0,sizeof(struct ast_bridge_config));
config.play_to_caller=play_to_caller;
config.play_to_callee=play_to_callee;
config.allowredirect_in = allowredir_in;
config.allowredirect_out = allowredir_out;
config.allowdisconnect = allowdisconnect;
config.timelimit = timelimit;
config.play_warning = play_warning;
config.warning_freq = warning_freq;
config.warning_sound = warning_sound;
config.end_sound = end_sound;
config.start_sound = start_sound;
res = ast_bridge_call(chan,peer,&config);
if(!res) {
if (calldurationlimit > 0) {
time(&now);
chan->whentohangup = now + calldurationlimit;
}
if(strlen(sdtmfdata))
res = ast_dtmf_stream(peer,chan,sdtmfdata,0);
}
if(!res) {
memset(&config,0,sizeof(struct ast_bridge_config));
config.play_to_caller=play_to_caller;
config.play_to_callee=play_to_callee;
config.allowredirect_in = allowredir_in;
config.allowredirect_out = allowredir_out;
config.allowdisconnect = allowdisconnect;
config.timelimit = timelimit;
config.play_warning = play_warning;
config.warning_freq = warning_freq;
config.warning_sound = warning_sound;
config.end_sound = end_sound;
config.start_sound = start_sound;
res = ast_bridge_call(chan,peer,&config);
}
else
res = -1;
if (res != AST_PBX_NO_HANGUP_PEER)
ast_hangup(peer);
ast_hangup(peer);
}
out:
hanguptree(outgoing, NULL);

27
apps/app_senddtmf.c
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@ -43,34 +43,13 @@ static int senddtmf_exec(struct ast_channel *chan, void *data)
int res = 0;
struct localuser *u;
char *digits = data;
struct ast_frame f;
int x;
if (!digits || !strlen(digits)) {
ast_log(LOG_WARNING, "SendDTMF requires an argument (digits or *#abcd)\n");
ast_log(LOG_WARNING, "SendDTMF requires an argument (digits or *#aAbBcCdD)\n");
return -1;
}
LOCAL_USER_ADD(u);
for (x=0;x<strlen(digits);x++) {
memset(&f, 0, sizeof(f));
f.frametype = AST_FRAME_DTMF;
f.subclass = digits[x];
f.src = "app_senddtmf";
if (strchr("0123456789*#abcd",digits[x])==NULL) {
ast_log(LOG_WARNING, "Illegal DTMF character in string. (0-9*#abcd allowed)\n");
} else {
res = ast_write(chan, &f);
if (res)
break;
/* Wait 250ms */
res = ast_safe_sleep(chan, 250);
if (res)
break;
}
}
if (!res)
if (option_verbose > 2)
ast_verbose(VERBOSE_PREFIX_3 "Sent digit string '%s' on %s\n", digits, chan->name);
res = ast_dtmf_stream(chan,NULL,digits,250);
LOCAL_USER_REMOVE(u);
return res;
}

3
include/asterisk/app.h
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@ -48,6 +48,9 @@ extern int ast_app_messagecount(const char *mailbox, int *newmsgs, int *oldmsgs)
//! Safely spawn an external program while closingn file descriptors
extern int ast_safe_system(const char *s);
// send DTMF to chan (optionally entertain peer)
int ast_dtmf_stream(struct ast_channel *chan,struct ast_channel *peer,char *digits,int between);
#if defined(__cplusplus) || defined(c_plusplus)
}
#endif

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