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FS-7300 #resolve #comment [mod_rayo] handle all MRCP completion causes in SPEECH-COMPLETE event and validate / load input grammar URLs

This commit is contained in:
Chris Rienzo 2015-03-11 23:46:08 -04:00
parent 406bfb8dec
commit f2c993e5ee
1 changed files with 53 additions and 16 deletions
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69
src/mod/event_handlers/mod_rayo/rayo_input_component.c
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@ -526,6 +526,7 @@ static char *setup_grammars_unimrcp(struct input_component *component, switch_co
}
switch_core_asr_text_param(ah, "start-recognize", "false");
switch_core_asr_text_param(ah, "define-grammar", "true");
for (grammar_tag = iks_find(input, "grammar"); grammar_tag; grammar_tag = iks_next_tag(grammar_tag)) {
const char *grammar_name;
iks *grammar_cdata;
@ -544,29 +545,42 @@ static char *setup_grammars_unimrcp(struct input_component *component, switch_co
switch_safe_free(grammar_uri_list.data);
return NULL;
}
/* load the grammar */
grammar = switch_core_sprintf(RAYO_POOL(component), "inline:%s", iks_cdata(grammar_cdata));
grammar_name = switch_core_sprintf(RAYO_POOL(component), "grammar-%d", rayo_actor_seq_next(RAYO_ACTOR(component)));
/* unlock handler mutex, otherwise deadlock will happen if switch_ivr_detect_speech_load_grammar removes the media bug */
switch_mutex_unlock(component->handler->mutex);
if (switch_ivr_detect_speech_load_grammar(session, grammar, grammar_name) != SWITCH_STATUS_SUCCESS) {
switch_mutex_lock(component->handler->mutex);
*stanza_error = STANZA_ERROR_INTERNAL_SERVER_ERROR;
*error_detail = "Failed to load grammar";
} else {
/* Grammar is at a URL */
grammar = iks_find_attrib_soft(grammar_tag, "url");
if (zstr(grammar)) {
*stanza_error = STANZA_ERROR_BAD_REQUEST;
*error_detail = "Missing grammar";
switch_safe_free(grammar_uri_list.data);
return NULL;
}
if (strncasecmp(grammar, "http", 4) && strncasecmp(grammar, "file", 4)) {
*stanza_error = STANZA_ERROR_BAD_REQUEST;
*error_detail = "Bad URL";
switch_safe_free(grammar_uri_list.data);
return NULL;
}
switch_mutex_lock(component->handler->mutex);
/* add grammar to uri-list */
grammar_uri_list.write_function(&grammar_uri_list, "session:%s\r\n", grammar_name);
} else {
/* add URI to uri-list */
grammar_uri_list.write_function(&grammar_uri_list, "%s\r\n", iks_find_attrib_soft(grammar_tag, "url"));
}
grammar_name = switch_core_sprintf(RAYO_POOL(component), "grammar-%d", rayo_actor_seq_next(RAYO_ACTOR(component)));
/* DEFINE-GRAMMAR */
/* unlock handler mutex, otherwise deadlock will happen if switch_ivr_detect_speech_load_grammar removes the media bug */
switch_mutex_unlock(component->handler->mutex);
if (switch_ivr_detect_speech_load_grammar(session, grammar, grammar_name) != SWITCH_STATUS_SUCCESS) {
switch_mutex_lock(component->handler->mutex);
*stanza_error = STANZA_ERROR_INTERNAL_SERVER_ERROR;
*error_detail = "Failed to load grammar";
switch_safe_free(grammar_uri_list.data);
return NULL;
}
switch_mutex_lock(component->handler->mutex);
/* add grammar to uri-list */
grammar_uri_list.write_function(&grammar_uri_list, "session:%s\r\n", grammar_name);
}
switch_core_asr_text_param(ah, "start-recognize", "true");
switch_core_asr_text_param(ah, "define-grammar", "false");
return (char *)grammar_uri_list.data;
}
@ -880,9 +894,11 @@ static void on_detected_speech_event(switch_event_t *event)
switch_safe_free(component_id);
if (component) {
const char *result = switch_event_get_body(event);
switch_mutex_lock(INPUT_COMPONENT(component)->handler->mutex);
INPUT_COMPONENT(component)->handler->voice_component = NULL;
switch_mutex_unlock(INPUT_COMPONENT(component)->handler->mutex);
if (zstr(result)) {
rayo_component_send_complete(component, INPUT_NOMATCH);
} else {
@ -914,8 +930,29 @@ static void on_detected_speech_event(switch_event_t *event)
} else if (strstr(result, "002")) {
/* Completion-Cause: 002 no-input-timeout */
rayo_component_send_complete(component, INPUT_NOINPUT);
} else if (strstr(result, "004") || strstr(result, "005") || strstr(result, "006") || strstr(result, "009") || strstr(result, "010")) {
/* Completion-Cause: 004 gram-load-failure */
/* Completion-Cause: 005 gram-comp-failure */
/* Completion-Cause: 006 error */
/* Completion-Cause: 009 uri-failure */
/* Completion-Cause: 010 language-unsupported */
iks *response = rayo_component_create_complete_event(component, COMPONENT_COMPLETE_ERROR);
const char *error_reason = switch_event_get_header(event, "ASR-Completion-Reason");
if (!zstr(error_reason)) {
iks *error;
if ((error = iks_find(response, "complete"))) {
if ((error = iks_find(error, "error"))) {
iks_insert_cdata(error, error_reason, strlen(error_reason));
}
}
}
rayo_component_send_complete_event(component, response);
} else {
/* assume no match */
/* Completion-Cause: 001 no-match */
/* Completion-Cause: 003 recognition-timeout */
/* Completion-Cause: 007 speech-too-early */
/* Completion-Cause: 008 too-much-speech-timeout */
rayo_component_send_complete(component, INPUT_NOMATCH);
}
}