int cw_dtmf_stream(struct cw_channel *chan,struct cw_channel *peer,char *digits,int between)
{
char *ptr;
int res = 0;
struct cw_frame f;
if (!between)
between = 100;
if (peer)
res = cw_autoservice_start(peer);
if (!res) {
res = cw_waitfor(chan,100);
if (res > -1) {
for (ptr=digits; *ptr; ptr++) {
if (*ptr == 'w') {
res = cw_safe_sleep(chan, 500);
if (res)
break;
continue;
}
cw_fr_init_ex(&f, CW_FRAME_DTMF, *ptr, NULL);
f.src = "cw_dtmf_stream";
if (strchr("0123456789*#abcdABCD",*ptr) == NULL)
{
cw_log(LOG_WARNING, "Illegal DTMF character '%c' in string. (0-9*#aAbBcCdD allowed)\n",*ptr);
}
else
{
res = cw_write(chan, &f);
if (res)
break;
/* pause between digits */
res = cw_safe_sleep(chan,between);
if (res)
break;
}
}
}
if (peer)
res = cw_autoservice_stop(peer);
}
return res;
}
static int privacy_exec (struct cw_channel *chan, int argc, char **argv)
{
char phone[30];
struct localuser *u;
struct cw_config *cfg;
char *s;
int res=0;
int retries;
int maxretries = 3;
int minlength = 10;
int x;
LOCAL_USER_ADD (u);
if (!cw_strlen_zero(chan->cid.cid_num)) {
if (option_verbose > 2)
cw_verbose (VERBOSE_PREFIX_3 "CallerID Present: Skipping\n");
pbx_builtin_setvar_helper(chan, "PRIVACYMGRSTATUS", "SUCCESS");
} else {
/*Answer the channel if it is not already*/
if (chan->_state != CW_STATE_UP) {
res = cw_answer(chan);
if (res) {
pbx_builtin_setvar_helper(chan, "PRIVACYMGRSTATUS", "FAIL");
LOCAL_USER_REMOVE(u);
return 0;
}
}
/*Read in the config file*/
cfg = cw_config_load(PRIV_CONFIG);
/*Play unidentified call*/
res = cw_safe_sleep(chan, 1000);
if (!res)
res = cw_streamfile(chan, "privacy-unident", chan->language);
if (!res)
res = cw_waitstream(chan, "");
if (cfg && (s = cw_variable_retrieve(cfg, "general", "maxretries"))) {
if (sscanf(s, "%d", &x) == 1) {
maxretries = x;
} else {
cw_log(LOG_WARNING, "Invalid max retries argument\n");
}
}
if (cfg && (s = cw_variable_retrieve(cfg, "general", "minlength"))) {
if (sscanf(s, "%d", &x) == 1) {
minlength = x;
} else {
cw_log(LOG_WARNING, "Invalid min length argument\n");
}
}
/*Ask for 10 digit number, give 3 attempts*/
for (retries = 0; retries < maxretries; retries++) {
if (!res )
res = cw_app_getdata(chan, "privacy-prompt", phone, sizeof(phone), 0);
if (res < 0)
break;
/*Make sure we get at least our minimum of digits*/
if (strlen(phone) >= minlength )
break;
else {
res = cw_streamfile(chan, "privacy-incorrect", chan->language);
if (!res)
res = cw_waitstream(chan, "");
}
}
/*Got a number, play sounds and send them on their way*/
if ((retries < maxretries) && res == 1 ) {
res = cw_streamfile(chan, "privacy-thankyou", chan->language);
if (!res)
res = cw_waitstream(chan, "");
cw_set_callerid (chan, phone, "Privacy Manager", NULL);
if (option_verbose > 2)
cw_verbose (VERBOSE_PREFIX_3 "Changed Caller*ID to %s\n",phone);
pbx_builtin_setvar_helper(chan, "PRIVACYMGRSTATUS", "SUCCESS");
} else {
/* Flag Failure */
pbx_builtin_setvar_helper(chan, "PRIVACYMGRSTATUS", "FAIL");
}
if (cfg)
cw_config_destroy(cfg);
}
LOCAL_USER_REMOVE (u);
return 0;
}