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FS-5816 #resolve #comment re-add completion cause to session record stop event

This commit is contained in:
Chris Rienzo 2014-12-02 14:59:27 -05:00
parent a7f66381a0
commit 35558993c9
1 changed files with 85 additions and 16 deletions
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93
src/switch_ivr_async.c
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@ -1043,8 +1043,20 @@ struct record_helper {
switch_time_t last_write_time;
switch_bool_t hangup_on_error;
switch_codec_implementation_t read_impl;
switch_bool_t speech_detected;
const char *completion_cause;
};
/**
* Set the recording completion cause. The cause can only be set once, to minimize the logic in the record_callback.
* [The completion_cause strings are essentially those of an MRCP Recorder resource.]
*/
static void set_completion_cause(struct record_helper *rh, const char *completion_cause)
{
if (!rh->completion_cause) {
rh->completion_cause = completion_cause;
}
}
static switch_bool_t is_silence_frame(switch_frame_t *frame, int silence_threshold, switch_codec_implementation_t *codec_impl)
{
@ -1072,6 +1084,31 @@ static switch_bool_t is_silence_frame(switch_frame_t *frame, int silence_thresho
return is_silence;
}
static void send_record_stop_event(switch_channel_t *channel, switch_codec_implementation_t *read_impl, struct record_helper *rh)
{
switch_event_t *event;
if (rh->fh) {
switch_channel_set_variable_printf(channel, "record_samples", "%d", rh->fh->samples_out);
if (read_impl->actual_samples_per_second) {
switch_channel_set_variable_printf(channel, "record_seconds", "%d", rh->fh->samples_out / read_impl->actual_samples_per_second);
switch_channel_set_variable_printf(channel, "record_ms", "%d", rh->fh->samples_out / (read_impl->actual_samples_per_second / 1000));
}
}
if (!zstr(rh->completion_cause)) {
switch_channel_set_variable_printf(channel, "record_completion_cause", "%s", rh->completion_cause);
}
if (switch_event_create(&event, SWITCH_EVENT_RECORD_STOP) == SWITCH_STATUS_SUCCESS) {
switch_channel_event_set_data(channel, event);
switch_event_add_header_string(event, SWITCH_STACK_BOTTOM, "Record-File-Path", rh->file);
if (!zstr(rh->completion_cause)) {
switch_event_add_header_string(event, SWITCH_STACK_BOTTOM, "Record-Completion-Cause", rh->completion_cause);
}
switch_event_fire(&event);
}
}
static switch_bool_t record_callback(switch_media_bug_t *bug, void *user_data, switch_abc_type_t type)
{
@ -1093,6 +1130,8 @@ static switch_bool_t record_callback(switch_media_bug_t *bug, void *user_data, s
}
rh->silence_time = switch_micro_time_now();
rh->silence_timeout_ms = rh->initial_timeout_ms;
rh->speech_detected = SWITCH_FALSE;
rh->completion_cause = NULL;
switch_core_session_get_read_impl(session, &rh->read_impl);
@ -1199,10 +1238,15 @@ static switch_bool_t record_callback(switch_media_bug_t *bug, void *user_data, s
while (switch_core_media_bug_read(bug, &frame, SWITCH_TRUE) == SWITCH_STATUS_SUCCESS) {
len = (switch_size_t) frame.datalen / 2;
if (len && switch_core_file_write(rh->fh, mask ? null_data : data, &len) != SWITCH_STATUS_SUCCESS && rh->hangup_on_error) {
if (len && switch_core_file_write(rh->fh, mask ? null_data : data, &len) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_ERROR, "Error writing %s\n", rh->file);
/* File write failed */
set_completion_cause(rh, "uri-failure");
if (rh->hangup_on_error) {
switch_channel_hangup(channel, SWITCH_CAUSE_DESTINATION_OUT_OF_ORDER);
switch_core_session_reset(session, SWITCH_TRUE, SWITCH_TRUE);
}
send_record_stop_event(channel, &read_impl, rh);
return SWITCH_FALSE;
}
}
@ -1213,22 +1257,26 @@ static switch_bool_t record_callback(switch_media_bug_t *bug, void *user_data, s
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "Discarding short file %s\n", rh->file);
switch_channel_set_variable(channel, "RECORD_DISCARDED", "true");
switch_file_remove(rh->file, switch_core_session_get_pool(session));
set_completion_cause(rh, "input-too-short");
}
if (rh->fh) {
switch_channel_set_variable_printf(channel, "record_samples", "%d", rh->fh->samples_out);
if (read_impl.actual_samples_per_second) {
switch_channel_set_variable_printf(channel, "record_seconds", "%d", rh->fh->samples_out / read_impl.actual_samples_per_second);
switch_channel_set_variable_printf(channel, "record_ms", "%d", rh->fh->samples_out / (read_impl.actual_samples_per_second / 1000));
if (switch_channel_down_nosig(channel)) {
/* We got hung up */
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "Channel is hung up\n");
if (rh->speech_detected) {
/* Treat it as equivalent with final-silence */
set_completion_cause(rh, "success-silence");
} else {
/* Treat it as equivalent with inital-silence timeout */
set_completion_cause(rh, "no-input-timeout");
}
} else {
/* Set the completion_cause to maxtime reached, unless it's already set */
set_completion_cause(rh, "success-maxtime");
}
}
if (switch_event_create(&event, SWITCH_EVENT_RECORD_STOP) == SWITCH_STATUS_SUCCESS) {
switch_channel_event_set_data(channel, event);
switch_event_add_header_string(event, SWITCH_STACK_BOTTOM, "Record-File-Path", rh->file);
switch_event_fire(&event);
}
send_record_stop_event(channel, &read_impl, rh);
switch_channel_execute_on(channel, SWITCH_RECORD_POST_PROCESS_EXEC_APP_VARIABLE);
@ -1276,10 +1324,14 @@ static switch_bool_t record_callback(switch_media_bug_t *bug, void *user_data, s
len = (switch_size_t) frame.datalen / 2;
if (len && switch_core_file_write(rh->fh, mask ? null_data : data, &len) != SWITCH_STATUS_SUCCESS && rh->hangup_on_error) {
if (len && switch_core_file_write(rh->fh, mask ? null_data : data, &len) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_ERROR, "Error writing %s\n", rh->file);
/* File write failed */
set_completion_cause(rh, "uri-failure");
if (rh->hangup_on_error) {
switch_channel_hangup(channel, SWITCH_CAUSE_DESTINATION_OUT_OF_ORDER);
switch_core_session_reset(session, SWITCH_TRUE, SWITCH_TRUE);
}
return SWITCH_FALSE;
}
@ -1290,6 +1342,7 @@ static switch_bool_t record_callback(switch_media_bug_t *bug, void *user_data, s
if (is_silence_frame(&frame, rh->silence_threshold, &read_impl)) {
if (!rh->silence_time) {
/* start of silence */
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "Start of silence detected\n");
rh->silence_time = switch_micro_time_now();
} else {
/* continuing silence */
@ -1297,16 +1350,32 @@ static switch_bool_t record_callback(switch_media_bug_t *bug, void *user_data, s
if (rh->silence_timeout_ms > 0 && duration_ms >= rh->silence_timeout_ms) {
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "Recording file %s timeout: %i >= %i\n", rh->file, duration_ms, rh->silence_timeout_ms);
switch_core_media_bug_set_flag(bug, SMBF_PRUNE);
if (rh->speech_detected) {
/* Reached final silence timeout */
set_completion_cause(rh, "success-silence");
} else {
/* Reached initial silence timeout */
set_completion_cause(rh, "no-input-timeout");
/* Discard the silent file? */
}
}
}
} else { /* not silence */
if (rh->silence_time) {
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "Start of speech detected\n");
rh->speech_detected = SWITCH_TRUE;
/* end of silence */
rh->silence_time = 0;
/* switch from initial timeout to final timeout */
rh->silence_timeout_ms = rh->final_timeout_ms;
}
}
} else {
/* no silence detection */
if (!rh->speech_detected) {
switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "No silence detection configured; assuming start of speech\n");
rh->speech_detected = SWITCH_TRUE;
}
}
} else {
break;