static int record_exec(struct cw_channel *chan, int argc, char **argv)
{
int res = 0;
int count = 0;
int percentflag = 0;
char *ext = NULL;
int i = 0;
char tmp[256];
struct cw_filestream *s = '\0';
struct localuser *u;
struct cw_frame *f = NULL;
struct cw_dsp *sildet = NULL; /* silence detector dsp */
int totalsilence = 0;
int dspsilence = 0;
int silence = 0; /* amount of silence to allow */
int gotsilence = 0; /* did we timeout for silence? */
int maxduration = 0; /* max duration of recording in milliseconds */
int gottimeout = 0; /* did we timeout for maxduration exceeded? */
int option_skip = 0;
int option_noanswer = 0;
int option_append = 0;
int terminator = '#';
int option_quiet = 0;
int rfmt = 0;
int flags;
if (argc < 1 || argc > 4 || !argv[0][0]) {
cw_log(LOG_ERROR, "Syntax: %s\n", record_syntax);
return -1;
}
LOCAL_USER_ADD(u);
if (strstr(argv[0], "%d"))
percentflag = 1;
ext = strrchr(argv[0], '.'); /* to support filename with a . in the filename, not format */
if (!ext)
ext = strchr(argv[0], ':');
if (ext) {
*ext = '\0';
ext++;
}
if (!ext) {
cw_log(LOG_WARNING, "No extension specified to filename!\n");
LOCAL_USER_REMOVE(u);
return -1;
}
if (argc > 1) {
silence = atoi(argv[1]);
if (silence > 0)
silence *= 1000;
else if (silence < 0)
silence = 0;
}
if (argc > 2) {
maxduration = atoi(argv[2]);
if (maxduration > 0)
maxduration *= 1000;
else if (maxduration < 0)
maxduration = 0;
}
if (argc > 3) {
/* Retain backwards compatibility with old style options */
if (!strcasecmp(argv[3], "skip"))
option_skip = 1;
else if (!strcasecmp(argv[3], "noanswer"))
option_noanswer = 1;
else {
if (strchr(argv[3], 's'))
option_skip = 1;
if (strchr(argv[3], 'n'))
option_noanswer = 1;
if (strchr(argv[3], 'a'))
option_append = 1;
if (strchr(argv[3], 't'))
terminator = '*';
if (strchr(argv[3], 'q'))
option_quiet = 1;
}
}
/* done parsing */
/* these are to allow the use of the %d in the config file for a wild card of sort to
create a new file with the inputed name scheme */
if (percentflag) {
char *piece[100];
int pieces;
/* Separate each piece out by the format specifier */
pieces = cw_separate_app_args(argv[0], '%', arraysize(piece), piece);
do {
int tmplen;
/* First piece has no leading percent, so it's copied verbatim */
cw_copy_string(tmp, piece[0], sizeof(tmp));
tmplen = strlen(tmp);
for (i = 1; i < pieces; i++) {
if (piece[i][0] == 'd') {
/* Substitute the count */
snprintf(tmp + tmplen, sizeof(tmp) - tmplen, "%d", count);
tmplen += strlen(tmp + tmplen);
} else if (tmplen + 2 < sizeof(tmp)) {
/* Unknown format specifier - just copy it verbatim */
tmp[tmplen++] = '%';
tmp[tmplen++] = piece[i][0];
}
/* Copy the remaining portion of the piece */
cw_copy_string(tmp + tmplen, &(piece[i][1]), sizeof(tmp) - tmplen);
}
count++;
} while ( cw_fileexists(tmp, ext, chan->language) != -1 );
pbx_builtin_setvar_helper(chan, "RECORDED_FILE", tmp);
} else
strncpy(tmp, argv[0], sizeof(tmp)-1);
/* end of routine mentioned */
if (chan->_state != CW_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 record while on-hook */
res = cw_answer(chan);
}
}
if (!res) {
if (!option_quiet) {
/* Some code to play a nice little beep to signify the start of the record operation */
res = cw_streamfile(chan, "beep", chan->language);
if (!res) {
res = cw_waitstream(chan, "");
} else {
cw_log(LOG_WARNING, "cw_streamfile failed on %s\n", chan->name);
}
cw_stopstream(chan);
}
/* The end of beep code. Now the recording starts */
if (silence > 0) {
rfmt = chan->readformat;
res = cw_set_read_format(chan, CW_FORMAT_SLINEAR);
if (res < 0) {
cw_log(LOG_WARNING, "Unable to set to linear mode, giving up\n");
LOCAL_USER_REMOVE(u);
return -1;
}
sildet = cw_dsp_new();
if (!sildet) {
cw_log(LOG_WARNING, "Unable to create silence detector :(\n");
LOCAL_USER_REMOVE(u);
return -1;
}
cw_dsp_set_threshold(sildet, 256);
}
flags = option_append ? O_CREAT|O_APPEND|O_WRONLY : O_CREAT|O_TRUNC|O_WRONLY;
s = cw_writefile( tmp, ext, NULL, flags , 0, 0644);
if (s) {
int waitres;
/* Request a video update */
cw_indicate(chan, CW_CONTROL_VIDUPDATE);
if (maxduration <= 0)
maxduration = -1;
while ((waitres = cw_waitfor(chan, maxduration)) > -1) {
if (maxduration > 0) {
if (waitres == 0) {
gottimeout = 1;
break;
}
maxduration = waitres;
}
f = cw_read(chan);
if (!f) {
res = -1;
break;
}
if (f->frametype == CW_FRAME_VOICE) {
res = cw_writestream(s, f);
if (res) {
cw_log(LOG_WARNING, "Problem writing frame\n");
cw_fr_free(f);
break;
}
if (silence > 0) {
dspsilence = 0;
cw_dsp_silence(sildet, f, &dspsilence);
if (dspsilence) {
totalsilence = dspsilence;
} else {
totalsilence = 0;
}
if (totalsilence > silence) {
/* Ended happily with silence */
cw_fr_free(f);
gotsilence = 1;
break;
}
}
}
if (f->frametype == CW_FRAME_VIDEO) {
res = cw_writestream(s, f);
if (res) {
cw_log(LOG_WARNING, "Problem writing frame\n");
cw_fr_free(f);
break;
}
}
if ((f->frametype == CW_FRAME_DTMF) &&
(f->subclass == terminator)) {
cw_fr_free(f);
break;
}
cw_fr_free(f);
}
if (!f) {
cw_log(LOG_DEBUG, "Got hangup\n");
res = -1;
}
if (gotsilence) {
cw_stream_rewind(s, silence-1000);
cw_truncstream(s);
} else if (!gottimeout) {
/* Strip off the last 1/4 second of it */
cw_stream_rewind(s, 250);
cw_truncstream(s);
}
cw_closestream(s);
} else
cw_log(LOG_WARNING, "Could not create file %s\n", tmp);
} else
cw_log(LOG_WARNING, "Could not answer channel '%s'\n", chan->name);
if ((silence > 0) && rfmt) {
res = cw_set_read_format(chan, rfmt);
if (res)
cw_log(LOG_WARNING, "Unable to restore read format on '%s'\n", chan->name);
if (sildet)
cw_dsp_free(sildet);
}
LOCAL_USER_REMOVE(u);
return res;
}
int cw_play_and_record(struct cw_channel *chan, const char *playfile, const char *recordfile, int maxtime, const char *fmt, int *duration, int silencethreshold, int maxsilence, const char *path)
{
int d;
char *fmts;
char comment[256];
int x, fmtcnt=1, res=-1,outmsg=0;
struct cw_frame *f;
struct cw_filestream *others[MAX_OTHER_FORMATS];
char *sfmt[MAX_OTHER_FORMATS];
char *stringp=NULL;
time_t start, end;
struct cw_dsp *sildet=NULL; /* silence detector dsp */
int totalsilence = 0;
int dspsilence = 0;
int gotsilence = 0; /* did we timeout for silence? */
int rfmt=0;
if (silencethreshold < 0)
silencethreshold = global_silence_threshold;
if (maxsilence < 0)
maxsilence = global_maxsilence;
/* barf if no pointer passed to store duration in */
if (duration == NULL) {
cw_log(LOG_WARNING, "Error play_and_record called without duration pointer\n");
return -1;
}
cw_log(LOG_DEBUG,"play_and_record: %s, %s, '%s'\n", playfile ? playfile : "<None>", recordfile, fmt);
snprintf(comment,sizeof(comment),"Playing %s, Recording to: %s on %s\n", playfile ? playfile : "<None>", recordfile, chan->name);
if (playfile) {
d = cw_play_and_wait(chan, playfile);
if (d > -1)
d = cw_streamfile(chan, "beep",chan->language);
if (!d)
d = cw_waitstream(chan,"");
if (d < 0)
return -1;
}
fmts = cw_strdupa(fmt);
stringp=fmts;
strsep(&stringp, "|,");
cw_log(LOG_DEBUG,"Recording Formats: sfmts=%s\n", fmts);
sfmt[0] = cw_strdupa(fmts);
while((fmt = strsep(&stringp, "|,"))) {
if (fmtcnt > MAX_OTHER_FORMATS - 1) {
cw_log(LOG_WARNING, "Please increase MAX_OTHER_FORMATS in app_voicemail.c\n");
break;
}
sfmt[fmtcnt++] = cw_strdupa(fmt);
}
time(&start);
end=start; /* pre-initialize end to be same as start in case we never get into loop */
for (x=0;x<fmtcnt;x++) {
others[x] = cw_writefile(recordfile, sfmt[x], comment, O_TRUNC, 0, 0700);
cw_verbose( VERBOSE_PREFIX_3 "x=%d, open writing: %s format: %s, %p\n", x, recordfile, sfmt[x], others[x]);
if (!others[x]) {
break;
}
}
if (path)
cw_unlock_path(path);
if (maxsilence > 0) {
sildet = cw_dsp_new(); /* Create the silence detector */
if (!sildet) {
cw_log(LOG_WARNING, "Unable to create silence detector :(\n");
return -1;
}
cw_dsp_set_threshold(sildet, silencethreshold);
rfmt = chan->readformat;
res = cw_set_read_format(chan, CW_FORMAT_SLINEAR);
if (res < 0) {
cw_log(LOG_WARNING, "Unable to set to linear mode, giving up\n");
cw_dsp_free(sildet);
return -1;
}
}
/* Request a video update */
cw_indicate(chan, CW_CONTROL_VIDUPDATE);
if (x == fmtcnt) {
/* Loop forever, writing the packets we read to the writer(s), until
we read a # or get a hangup */
f = NULL;
for(;;) {
res = cw_waitfor(chan, 2000);
if (!res) {
cw_log(LOG_DEBUG, "One waitfor failed, trying another\n");
/* Try one more time in case of masq */
res = cw_waitfor(chan, 2000);
if (!res) {
cw_log(LOG_WARNING, "No audio available on %s??\n", chan->name);
res = -1;
}
}
if (res < 0) {
f = NULL;
break;
}
f = cw_read(chan);
if (!f)
break;
if (f->frametype == CW_FRAME_VOICE) {
/* write each format */
for (x=0;x<fmtcnt;x++) {
res = cw_writestream(others[x], f);
}
/* Silence Detection */
if (maxsilence > 0) {
dspsilence = 0;
cw_dsp_silence(sildet, f, &dspsilence);
if (dspsilence)
totalsilence = dspsilence;
else
totalsilence = 0;
if (totalsilence > maxsilence) {
/* Ended happily with silence */
if (option_verbose > 2)
cw_verbose( VERBOSE_PREFIX_3 "Recording automatically stopped after a silence of %d seconds\n", totalsilence/1000);
cw_fr_free(f);
gotsilence = 1;
outmsg=2;
break;
}
}
/* Exit on any error */
if (res) {
cw_log(LOG_WARNING, "Error writing frame\n");
cw_fr_free(f);
break;
}
} else if (f->frametype == CW_FRAME_VIDEO) {
/* Write only once */
cw_writestream(others[0], f);
} else if (f->frametype == CW_FRAME_DTMF) {
if (f->subclass == '#') {
if (option_verbose > 2)
cw_verbose( VERBOSE_PREFIX_3 "User ended message by pressing %c\n", f->subclass);
res = '#';
outmsg = 2;
cw_fr_free(f);
break;
}
if (f->subclass == '0') {
/* Check for a '0' during message recording also, in case caller wants operator */
if (option_verbose > 2)
cw_verbose(VERBOSE_PREFIX_3 "User cancelled by pressing %c\n", f->subclass);
res = '0';
outmsg = 0;
cw_fr_free(f);
break;
}
}
if (maxtime) {
time(&end);
if (maxtime < (end - start)) {
if (option_verbose > 2)
cw_verbose( VERBOSE_PREFIX_3 "Took too long, cutting it short...\n");
outmsg = 2;
res = 't';
cw_fr_free(f);
break;
}
}
cw_fr_free(f);
}
if (end == start) time(&end);
if (!f) {
if (option_verbose > 2)
cw_verbose( VERBOSE_PREFIX_3 "User hung up\n");
res = -1;
outmsg=1;
}
} else {
cw_log(LOG_WARNING, "Error creating writestream '%s', format '%s'\n", recordfile, sfmt[x]);
}
*duration = end - start;
for (x=0;x<fmtcnt;x++) {
if (!others[x])
break;
if (res > 0) {
if (totalsilence)
cw_stream_rewind(others[x], totalsilence-200);
else
cw_stream_rewind(others[x], 200);
}
cw_truncstream(others[x]);
cw_closestream(others[x]);
}
if (rfmt) {
if (cw_set_read_format(chan, rfmt)) {
cw_log(LOG_WARNING, "Unable to restore format %s to channel '%s'\n", cw_getformatname(rfmt), chan->name);
}
}
if (outmsg > 1) {
/* Let them know recording is stopped */
if(!cw_streamfile(chan, "auth-thankyou", chan->language))
cw_waitstream(chan, "");
}
if (sildet)
cw_dsp_free(sildet);
return res;
}
int cw_play_and_prepend(struct cw_channel *chan, char *playfile, char *recordfile, int maxtime, char *fmt, int *duration, int beep, int silencethreshold, int maxsilence)
{
int d = 0;
char *fmts;
char comment[256];
int x, fmtcnt=1, res=-1,outmsg=0;
struct cw_frame *f;
struct cw_filestream *others[MAX_OTHER_FORMATS];
struct cw_filestream *realfiles[MAX_OTHER_FORMATS];
char *sfmt[MAX_OTHER_FORMATS];
char *stringp=NULL;
time_t start, end;
struct cw_dsp *sildet; /* silence detector dsp */
int totalsilence = 0;
int dspsilence = 0;
int gotsilence = 0; /* did we timeout for silence? */
int rfmt=0;
char prependfile[80];
if (silencethreshold < 0)
silencethreshold = global_silence_threshold;
if (maxsilence < 0)
maxsilence = global_maxsilence;
/* barf if no pointer passed to store duration in */
if (duration == NULL) {
cw_log(LOG_WARNING, "Error play_and_prepend called without duration pointer\n");
return -1;
}
cw_log(LOG_DEBUG,"play_and_prepend: %s, %s, '%s'\n", playfile ? playfile : "<None>", recordfile, fmt);
snprintf(comment,sizeof(comment),"Playing %s, Recording to: %s on %s\n", playfile ? playfile : "<None>", recordfile, chan->name);
if (playfile || beep) {
if (!beep)
d = cw_play_and_wait(chan, playfile);
if (d > -1)
d = cw_streamfile(chan, "beep",chan->language);
if (!d)
d = cw_waitstream(chan,"");
if (d < 0)
return -1;
}
cw_copy_string(prependfile, recordfile, sizeof(prependfile));
strncat(prependfile, "-prepend", sizeof(prependfile) - strlen(prependfile) - 1);
fmts = cw_strdupa(fmt);
stringp=fmts;
strsep(&stringp, "|,");
cw_log(LOG_DEBUG,"Recording Formats: sfmts=%s\n", fmts);
sfmt[0] = cw_strdupa(fmts);
while((fmt = strsep(&stringp, "|,"))) {
if (fmtcnt > MAX_OTHER_FORMATS - 1) {
cw_log(LOG_WARNING, "Please increase MAX_OTHER_FORMATS in app_voicemail.c\n");
break;
}
sfmt[fmtcnt++] = cw_strdupa(fmt);
}
time(&start);
end=start; /* pre-initialize end to be same as start in case we never get into loop */
for (x=0;x<fmtcnt;x++) {
others[x] = cw_writefile(prependfile, sfmt[x], comment, O_TRUNC, 0, 0700);
cw_verbose( VERBOSE_PREFIX_3 "x=%d, open writing: %s format: %s, %p\n", x, prependfile, sfmt[x], others[x]);
if (!others[x]) {
break;
}
}
sildet = cw_dsp_new(); /* Create the silence detector */
if (!sildet) {
cw_log(LOG_WARNING, "Unable to create silence detector :(\n");
return -1;
}
cw_dsp_set_threshold(sildet, silencethreshold);
if (maxsilence > 0) {
rfmt = chan->readformat;
res = cw_set_read_format(chan, CW_FORMAT_SLINEAR);
if (res < 0) {
cw_log(LOG_WARNING, "Unable to set to linear mode, giving up\n");
return -1;
}
}
if (x == fmtcnt) {
/* Loop forever, writing the packets we read to the writer(s), until
we read a # or get a hangup */
f = NULL;
for(;;) {
res = cw_waitfor(chan, 2000);
if (!res) {
cw_log(LOG_DEBUG, "One waitfor failed, trying another\n");
/* Try one more time in case of masq */
res = cw_waitfor(chan, 2000);
if (!res) {
cw_log(LOG_WARNING, "No audio available on %s??\n", chan->name);
res = -1;
}
}
if (res < 0) {
f = NULL;
break;
}
f = cw_read(chan);
if (!f)
break;
if (f->frametype == CW_FRAME_VOICE) {
/* write each format */
for (x=0;x<fmtcnt;x++) {
if (!others[x])
break;
res = cw_writestream(others[x], f);
}
/* Silence Detection */
if (maxsilence > 0) {
dspsilence = 0;
cw_dsp_silence(sildet, f, &dspsilence);
if (dspsilence)
totalsilence = dspsilence;
else
totalsilence = 0;
if (totalsilence > maxsilence) {
/* Ended happily with silence */
if (option_verbose > 2)
cw_verbose( VERBOSE_PREFIX_3 "Recording automatically stopped after a silence of %d seconds\n", totalsilence/1000);
cw_fr_free(f);
gotsilence = 1;
outmsg=2;
break;
}
}
/* Exit on any error */
if (res) {
cw_log(LOG_WARNING, "Error writing frame\n");
cw_fr_free(f);
break;
}
} else if (f->frametype == CW_FRAME_VIDEO) {
/* Write only once */
cw_writestream(others[0], f);
} else if (f->frametype == CW_FRAME_DTMF) {
/* stop recording with any digit */
if (option_verbose > 2)
cw_verbose( VERBOSE_PREFIX_3 "User ended message by pressing %c\n", f->subclass);
res = 't';
outmsg = 2;
cw_fr_free(f);
break;
}
if (maxtime) {
time(&end);
if (maxtime < (end - start)) {
if (option_verbose > 2)
cw_verbose( VERBOSE_PREFIX_3 "Took too long, cutting it short...\n");
res = 't';
outmsg=2;
cw_fr_free(f);
break;
}
}
cw_fr_free(f);
}
if (end == start)
time(&end);
if (!f) {
if (option_verbose > 2)
cw_verbose( VERBOSE_PREFIX_3 "User hung up\n");
res = -1;
outmsg=1;
#if 0
/* delete all the prepend files */
for (x=0;x<fmtcnt;x++) {
if (!others[x])
break;
cw_closestream(others[x]);
cw_filedelete(prependfile, sfmt[x]);
}
#endif
}
} else {
cw_log(LOG_WARNING, "Error creating writestream '%s', format '%s'\n", prependfile, sfmt[x]);
}
*duration = end - start;
#if 0
if (outmsg > 1) {
#else
if (outmsg) {
#endif
struct cw_frame *fr;
for (x=0;x<fmtcnt;x++) {
snprintf(comment, sizeof(comment), "Opening the real file %s.%s\n", recordfile, sfmt[x]);
realfiles[x] = cw_readfile(recordfile, sfmt[x], comment, O_RDONLY, 0, 0);
if (!others[x] || !realfiles[x])
break;
if (totalsilence)
cw_stream_rewind(others[x], totalsilence-200);
else
cw_stream_rewind(others[x], 200);
cw_truncstream(others[x]);
/* add the original file too */
while ((fr = cw_readframe(realfiles[x]))) {
cw_writestream(others[x],fr);
}
cw_closestream(others[x]);
cw_closestream(realfiles[x]);
cw_filerename(prependfile, recordfile, sfmt[x]);
#if 0
cw_verbose("Recording Format: sfmts=%s, prependfile %s, recordfile %s\n", sfmt[x],prependfile,recordfile);
#endif
cw_filedelete(prependfile, sfmt[x]);
}
}
if (rfmt) {
if (cw_set_read_format(chan, rfmt)) {
cw_log(LOG_WARNING, "Unable to restore format %s to channel '%s'\n", cw_getformatname(rfmt), chan->name);
}
}
if (outmsg) {
if (outmsg > 1) {
/* Let them know it worked */
cw_streamfile(chan, "auth-thankyou", chan->language);
cw_waitstream(chan, "");
}
}
return res;
}
/* Channel group core functions */
int cw_app_group_split_group(char *data, char *group, int group_max, char *category, int category_max)
{
int res=0;
char tmp[256];
char *grp=NULL, *cat=NULL;
if (!cw_strlen_zero(data)) {
cw_copy_string(tmp, data, sizeof(tmp));
grp = tmp;
cat = strchr(tmp, '@');
if (cat) {
*cat = '\0';
cat++;
}
}
if (!cw_strlen_zero(grp))
cw_copy_string(group, grp, group_max);
else
res = -1;
if (cat)
snprintf(category, category_max, "%s_%s", GROUP_CATEGORY_PREFIX, cat);
else
cw_copy_string(category, GROUP_CATEGORY_PREFIX, category_max);
return res;
}
int cw_app_getvoice(struct cw_channel *c, char *dest, char *dstfmt, char *prompt, int silence, int maxsec)
{
int res;
struct cw_filestream *writer;
int rfmt;
int totalms=0, total;
struct cw_frame *f;
struct cw_dsp *sildet;
/* Play prompt if requested */
if (prompt) {
res = cw_streamfile(c, prompt, c->language);
if (res < 0)
return res;
res = cw_waitstream(c,"");
if (res < 0)
return res;
}
rfmt = c->readformat;
res = cw_set_read_format(c, CW_FORMAT_SLINEAR);
if (res < 0) {
cw_log(LOG_WARNING, "Unable to set to linear mode, giving up\n");
return -1;
}
sildet = cw_dsp_new();
if (!sildet) {
cw_log(LOG_WARNING, "Unable to create silence detector :(\n");
return -1;
}
writer = cw_writefile(dest, dstfmt, "Voice file", 0, 0, 0666);
if (!writer) {
cw_log(LOG_WARNING, "Unable to open file '%s' in format '%s' for writing\n", dest, dstfmt);
cw_dsp_free(sildet);
return -1;
}
for(;;) {
if ((res = cw_waitfor(c, 2000)) < 0) {
cw_log(LOG_NOTICE, "Waitfor failed while recording file '%s' format '%s'\n", dest, dstfmt);
break;
}
if (res) {
f = cw_read(c);
if (!f) {
cw_log(LOG_NOTICE, "Hungup while recording file '%s' format '%s'\n", dest, dstfmt);
break;
}
if ((f->frametype == CW_FRAME_DTMF) && (f->subclass == '#')) {
/* Ended happily with DTMF */
cw_fr_free(f);
break;
} else if (f->frametype == CW_FRAME_VOICE) {
cw_dsp_silence(sildet, f, &total);
if (total > silence) {
/* Ended happily with silence */
cw_fr_free(f);
break;
}
totalms += f->samples / 8;
if (totalms > maxsec * 1000) {
/* Ended happily with too much stuff */
cw_log(LOG_NOTICE, "Constraining voice on '%s' to %d seconds\n", c->name, maxsec);
cw_fr_free(f);
break;
}
res = cw_writestream(writer, f);
if (res < 0) {
cw_log(LOG_WARNING, "Failed to write to stream at %s!\n", dest);
cw_fr_free(f);
break;
}
}
cw_fr_free(f);
}
}
res = cw_set_read_format(c, rfmt);
if (res)
cw_log(LOG_WARNING, "Unable to restore read format on '%s'\n", c->name);
cw_dsp_free(sildet);
cw_closestream(writer);
return 0;
}