/**
* Pass output component command
*/
static iks *forward_output_component_request(struct rayo_actor *prompt, struct rayo_message *msg, void *data)
{
iks *iq = msg->payload;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "%s (%s) %s prompt\n",
RAYO_JID(prompt), prompt_component_state_to_string(PROMPT_COMPONENT(prompt)->state), iks_name(iks_first_tag(iq)));
switch (PROMPT_COMPONENT(prompt)->state) {
case PCS_OUTPUT:
case PCS_START_INPUT_OUTPUT:
case PCS_INPUT_OUTPUT: {
/* forward request to output component */
iks_insert_attrib(iq, "from", RAYO_JID(prompt));
iks_insert_attrib(iq, "to", PROMPT_COMPONENT(prompt)->output_jid);
RAYO_SEND_MESSAGE_DUP(prompt, PROMPT_COMPONENT(prompt)->output_jid, iq);
return NULL;
}
case PCS_START_INPUT_TIMERS:
case PCS_START_OUTPUT:
case PCS_START_OUTPUT_BARGE:
/* ref hasn't been sent yet */
return iks_new_error_detailed(iq, STANZA_ERROR_UNEXPECTED_REQUEST, "too soon");
break;
case PCS_START_INPUT:
case PCS_STOP_OUTPUT:
case PCS_DONE_STOP_OUTPUT:
case PCS_INPUT:
case PCS_DONE:
return iks_new_error_detailed(iq, STANZA_ERROR_UNEXPECTED_REQUEST, "output is finished");
}
return NULL;
}
/**
* Handle barge event
*/
static iks *prompt_component_handle_input_barge(struct rayo_actor *prompt, struct rayo_message *msg, void *data)
{
iks *presence = msg->payload;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "%s (%s) input barge\n",
RAYO_JID(prompt), prompt_component_state_to_string(PROMPT_COMPONENT(prompt)->state));
switch (PROMPT_COMPONENT(prompt)->state) {
case PCS_INPUT_OUTPUT:
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "%s, got <start-of-input> from %s: %s\n",
RAYO_JID(prompt), msg->from_jid, iks_string(iks_stack(presence), presence));
PROMPT_COMPONENT(prompt)->state = PCS_STOP_OUTPUT;
rayo_component_send_stop(prompt, PROMPT_COMPONENT(prompt)->output_jid);
break;
case PCS_STOP_OUTPUT:
case PCS_INPUT:
/* don't care */
break;
case PCS_OUTPUT:
case PCS_START_OUTPUT:
case PCS_START_OUTPUT_BARGE:
case PCS_START_INPUT:
case PCS_START_INPUT_OUTPUT:
case PCS_START_INPUT_TIMERS:
case PCS_DONE_STOP_OUTPUT:
case PCS_DONE:
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "%s, unexpected start output error event\n", RAYO_JID(prompt));
break;
}
return NULL;
}
/**
* Handle input failure.
*/
static iks *prompt_component_handle_input_error(struct rayo_actor *prompt, struct rayo_message *msg, void *data)
{
iks *iq = msg->payload;
iks *error = iks_find(iq, "error");
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "%s (%s) input error\n",
RAYO_JID(prompt), prompt_component_state_to_string(PROMPT_COMPONENT(prompt)->state));
switch (PROMPT_COMPONENT(prompt)->state) {
case PCS_START_INPUT_TIMERS:
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "%s, <input> error: %s\n", RAYO_JID(prompt), iks_string(iks_stack(iq), iq));
PROMPT_COMPONENT(prompt)->state = PCS_DONE;
/* forward IQ error to client */
iq = PROMPT_COMPONENT(prompt)->iq;
iks_insert_attrib(iq, "from", RAYO_JID(RAYO_COMPONENT(prompt)->parent));
iks_insert_attrib(iq, "to", RAYO_COMPONENT(prompt)->client_jid);
iks_insert_node(iq, iks_copy_within(error, iks_stack(iq)));
RAYO_SEND_REPLY(prompt, RAYO_COMPONENT(prompt)->client_jid, iq);
/* done */
RAYO_UNLOCK(prompt);
RAYO_DESTROY(prompt);
break;
case PCS_START_INPUT:
/* send presence error to client */
PROMPT_COMPONENT(prompt)->state = PCS_DONE;
iks_delete(PROMPT_COMPONENT(prompt)->iq);
rayo_component_send_complete(RAYO_COMPONENT(prompt), COMPONENT_COMPLETE_ERROR);
break;
case PCS_START_INPUT_OUTPUT:
PROMPT_COMPONENT(prompt)->state = PCS_DONE_STOP_OUTPUT;
/* forward IQ error to client */
iq = PROMPT_COMPONENT(prompt)->iq;
iks_insert_attrib(iq, "from", RAYO_JID(RAYO_COMPONENT(prompt)->parent));
iks_insert_attrib(iq, "to", RAYO_COMPONENT(prompt)->client_jid);
iks_insert_node(iq, iks_copy_within(error, iks_stack(iq)));
PROMPT_COMPONENT(prompt)->complete = iq;
rayo_component_send_stop(prompt, PROMPT_COMPONENT(prompt)->output_jid);
break;
case PCS_START_OUTPUT:
case PCS_START_OUTPUT_BARGE:
case PCS_INPUT_OUTPUT:
case PCS_STOP_OUTPUT:
case PCS_INPUT:
case PCS_OUTPUT:
case PCS_DONE_STOP_OUTPUT:
case PCS_DONE:
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "%s, unexpected start input error event\n", RAYO_JID(prompt));
break;
}
return NULL;
}
/**
* Handle start of output.
*/
static iks *prompt_component_handle_output_start(struct rayo_actor *prompt, struct rayo_message *msg, void *data)
{
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "%s (%s) output start\n",
RAYO_JID(prompt), prompt_component_state_to_string(PROMPT_COMPONENT(prompt)->state));
switch (PROMPT_COMPONENT(prompt)->state) {
case PCS_START_OUTPUT:
PROMPT_COMPONENT(prompt)->output_jid = switch_core_strdup(RAYO_POOL(prompt), msg->from_jid);
PROMPT_COMPONENT(prompt)->state = PCS_OUTPUT;
/* send ref to client */
rayo_component_send_start(RAYO_COMPONENT(prompt), PROMPT_COMPONENT(prompt)->iq);
break;
case PCS_START_OUTPUT_BARGE:
PROMPT_COMPONENT(prompt)->output_jid = switch_core_strdup(RAYO_POOL(prompt), msg->from_jid);
PROMPT_COMPONENT(prompt)->state = PCS_START_INPUT_OUTPUT;
/* start input without timers and with barge events */
start_input(PROMPT_COMPONENT(prompt), 0, 1);
break;
case PCS_OUTPUT:
case PCS_START_INPUT_OUTPUT:
case PCS_START_INPUT:
case PCS_START_INPUT_TIMERS:
case PCS_INPUT_OUTPUT:
case PCS_STOP_OUTPUT:
case PCS_INPUT:
case PCS_DONE_STOP_OUTPUT:
case PCS_DONE:
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "%s, unexpected start output event\n", RAYO_JID(prompt));
break;
}
return NULL;
}
/**
* Forward result
*/
static iks *prompt_component_handle_result(struct rayo_actor *prompt, struct rayo_message *msg, void *data)
{
iks *iq = msg->payload;
/* forward all results, except for internal ones... */
const char *id = iks_find_attrib_soft(iq, "id");
if (strncmp("mod_rayo-prompt", id, 15)) {
iks_insert_attrib(iq, "from", RAYO_JID(prompt));
iks_insert_attrib(iq, "to", RAYO_COMPONENT(prompt)->client_jid);
RAYO_SEND_REPLY_DUP(prompt, RAYO_COMPONENT(prompt)->client_jid, iq);
} else if (!zstr(PROMPT_COMPONENT(prompt)->start_timers_request_id) && !strcmp(PROMPT_COMPONENT(prompt)->start_timers_request_id, id)) {
rayo_component_send_input_timers_started_event(RAYO_COMPONENT(prompt));
}
return NULL;
}
/**
* Handle barge event
*/
static iks *prompt_component_handle_input_start_timers_error(struct rayo_actor *prompt, struct rayo_message *msg, void *data)
{
/* this is only expected if input component is gone */
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "%s (%s) start timers error\n",
RAYO_JID(prompt), prompt_component_state_to_string(PROMPT_COMPONENT(prompt)->state));
return NULL;
}
/**
* Handle completion event
*/
static iks *prompt_component_handle_input_complete(struct rayo_actor *prompt, struct rayo_message *msg, void *data)
{
iks *presence = msg->payload;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "%s (%s) input complete\n",
RAYO_JID(prompt), prompt_component_state_to_string(PROMPT_COMPONENT(prompt)->state));
switch (PROMPT_COMPONENT(prompt)->state) {
case PCS_INPUT_OUTPUT:
PROMPT_COMPONENT(prompt)->state = PCS_DONE_STOP_OUTPUT;
presence = iks_copy(presence);
iks_insert_attrib(presence, "from", RAYO_JID(prompt));
iks_insert_attrib(presence, "to", RAYO_COMPONENT(prompt)->client_jid);
PROMPT_COMPONENT(prompt)->complete = presence;
rayo_component_send_stop(prompt, PROMPT_COMPONENT(prompt)->output_jid);
break;
case PCS_STOP_OUTPUT:
PROMPT_COMPONENT(prompt)->state = PCS_DONE_STOP_OUTPUT;
presence = iks_copy(presence);
iks_insert_attrib(presence, "from", RAYO_JID(prompt));
iks_insert_attrib(presence, "to", RAYO_COMPONENT(prompt)->client_jid);
PROMPT_COMPONENT(prompt)->complete = presence;
break;
case PCS_INPUT:
PROMPT_COMPONENT(prompt)->state = PCS_DONE;
/* pass through */
case PCS_DONE:
presence = iks_copy(presence);
iks_insert_attrib(presence, "from", RAYO_JID(prompt));
iks_insert_attrib(presence, "to", RAYO_COMPONENT(prompt)->client_jid);
iks_delete(PROMPT_COMPONENT(prompt)->iq);
rayo_component_send_complete_event(RAYO_COMPONENT(prompt), presence);
break;
case PCS_OUTPUT:
case PCS_START_OUTPUT:
case PCS_START_OUTPUT_BARGE:
case PCS_START_INPUT:
case PCS_START_INPUT_OUTPUT:
case PCS_START_INPUT_TIMERS:
case PCS_DONE_STOP_OUTPUT:
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "%s, unexpected start output error event\n", RAYO_JID(prompt));
break;
}
return NULL;
}
/**
* Start input component
*/
static void start_input(struct prompt_component *prompt, int start_timers, int barge_event)
{
iks *iq = iks_new("iq");
iks *input = iks_find(PROMPT_COMPONENT(prompt)->iq, "prompt");
input = iks_find(input, "input");
iks_insert_attrib(iq, "from", RAYO_JID(prompt));
iks_insert_attrib(iq, "to", RAYO_JID(RAYO_COMPONENT(prompt)->parent));
iks_insert_attrib_printf(iq, "id", "mod_rayo-prompt-%d", RAYO_SEQ_NEXT(prompt));
iks_insert_attrib(iq, "type", "set");
input = iks_copy_within(input, iks_stack(iq));
iks_insert_attrib(input, "start-timers", start_timers ? "true" : "false");
iks_insert_attrib(input, "barge-event", barge_event ? "true" : "false");
iks_insert_node(iq, input);
RAYO_SEND_MESSAGE(prompt, RAYO_JID(RAYO_COMPONENT(prompt)->parent), iq);
}
/**
* Stop execution of prompt component
*/
static iks *stop_call_prompt_component(struct rayo_actor *prompt, struct rayo_message *msg, void *data)
{
iks *iq = msg->payload;
iks *reply = NULL;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "%s (%s) stop prompt\n",
RAYO_JID(prompt), prompt_component_state_to_string(PROMPT_COMPONENT(prompt)->state));
switch (PROMPT_COMPONENT(prompt)->state) {
case PCS_OUTPUT:
/* input hasn't started yet */
PROMPT_COMPONENT(prompt)->state = PCS_DONE_STOP_OUTPUT;
PROMPT_COMPONENT(prompt)->complete = rayo_component_create_complete_event(RAYO_COMPONENT(prompt), COMPONENT_COMPLETE_STOP);
rayo_component_send_stop(prompt, PROMPT_COMPONENT(prompt)->output_jid);
break;
case PCS_INPUT_OUTPUT:
case PCS_INPUT:
case PCS_STOP_OUTPUT:
/* stopping input will trigger completion */
rayo_component_send_stop(prompt, PROMPT_COMPONENT(prompt)->input_jid);
break;
case PCS_START_INPUT:
/* stop input as soon as it starts */
PROMPT_COMPONENT(prompt)->state = PCS_DONE;
break;
case PCS_DONE_STOP_OUTPUT:
case PCS_DONE:
/* already done */
break;
case PCS_START_OUTPUT:
case PCS_START_OUTPUT_BARGE:
case PCS_START_INPUT_OUTPUT:
case PCS_START_INPUT_TIMERS:
/* ref hasn't been sent yet */
reply = iks_new_error(iq, STANZA_ERROR_UNEXPECTED_REQUEST);
break;
}
if (!reply) {
reply = iks_new_iq_result(iq);
}
return reply;
}
/**
* Handle completion event
*/
static iks *prompt_component_handle_output_complete(struct rayo_actor *prompt, struct rayo_message *msg, void *data)
{
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "%s (%s) output complete\n",
RAYO_JID(prompt), prompt_component_state_to_string(PROMPT_COMPONENT(prompt)->state));
switch (PROMPT_COMPONENT(prompt)->state) {
case PCS_OUTPUT:
PROMPT_COMPONENT(prompt)->state = PCS_START_INPUT;
/* start input with timers enabled and barge events disabled */
start_input(PROMPT_COMPONENT(prompt), 1, 0);
iks_delete(PROMPT_COMPONENT(prompt)->iq);
break;
case PCS_START_INPUT_OUTPUT:
/* output finished before input started */
PROMPT_COMPONENT(prompt)->state = PCS_START_INPUT_TIMERS;
break;
case PCS_INPUT_OUTPUT:
PROMPT_COMPONENT(prompt)->state = PCS_INPUT;
start_input_timers(PROMPT_COMPONENT(prompt));
break;
case PCS_STOP_OUTPUT:
PROMPT_COMPONENT(prompt)->state = PCS_INPUT;
start_input_timers(PROMPT_COMPONENT(prompt));
break;
case PCS_DONE_STOP_OUTPUT:
if (PROMPT_COMPONENT(prompt)->complete) {
rayo_component_send_complete_event(RAYO_COMPONENT(prompt), PROMPT_COMPONENT(prompt)->complete);
}
break;
case PCS_INPUT:
case PCS_START_OUTPUT:
case PCS_START_OUTPUT_BARGE:
case PCS_START_INPUT:
case PCS_START_INPUT_TIMERS:
case PCS_DONE:
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "%s, unexpected start output error event\n", RAYO_JID(prompt));
break;
}
return NULL;
}