void _ortc_subscribe(ortc_context* context, char* channel, int subscribeOnReconnected, int toBeSaved, void (*onMessage)(ortc_context*, char*, char*)){
char *hash = _ortc_get_channel_permission(context, channel);
int len = 16 + strlen(context->appKey) + strlen(context->authToken) + strlen(channel) + strlen(hash);
char *subscribeCommand = (char*)malloc(len + 1);
if(subscribeCommand == NULL){
_ortc_exception(context, "malloc() failed in ortc subscribe");
return;
}
subscribeOnReconnected = (subscribeOnReconnected>0)?1:0;
if(toBeSaved)
_ortc_dlist_insert(context->channels, channel, NULL, NULL, subscribeOnReconnected, (void(*)(ortc_context*, char*, char*))onMessage);
snprintf(subscribeCommand, len, "\"subscribe;%s;%s;%s;%s\"", context->appKey, context->authToken, channel, hash);
_ortc_send_command(context, subscribeCommand);
}
void _ortc_unsubscribe(ortc_context* context, char* channel){
int len = 16 + strlen(context->appKey) + strlen(channel);
char *unsubscribeCommand = (char*)malloc(len + 1);
ortc_dnode *ch;
if(unsubscribeCommand == NULL){
_ortc_exception(context, "malloc() failed in ortc unsubscribe");
return;
}
ch = _ortc_dlist_search(context->channels, channel);
if(ch != NULL)
ch->num = -1; //is trying to unsbscribed
snprintf(unsubscribeCommand, len, "\"unsubscribe;%s;%s\"", context->appKey, channel);
_ortc_send_command(context, unsubscribeCommand);
}
void _ortc_parse_message(ortc_context *context, char *message){
char *messageId, *messageCount, *messageTotal, *messagePart, *channelNameStr, *messageStr, *params, *permissionsStr, *exceptionStr, *validateString, *operationType;
struct cap pmatch[3], pmatch2[5];
int iMessageTotal, wsSock, opt;
size_t len, hbLen;
ortc_dnode *ch;
char hbStr[24];
if(message[0] == 'a') {
if (slre_match(&context->reMessage, message, (int)strlen(message), pmatch)) { //is message
channelNameStr = _ortc_get_from_slre(1, pmatch);
messageStr = _ortc_get_from_slre(2, pmatch);
if(slre_match(&context->reMultipart, messageStr, (int)strlen(messageStr), pmatch2)){
messageId = _ortc_get_from_slre(1, pmatch2);
messageCount = _ortc_get_from_slre(2, pmatch2);
messageTotal = _ortc_get_from_slre(3, pmatch2);
messagePart = _ortc_get_from_slre(4, pmatch2);
iMessageTotal = atoi(messageTotal);
if(iMessageTotal > 1){ //multipart message
_ortc_dlist_insert(context->multiparts, messageId, channelNameStr, messagePart, atoi(messageCount), NULL);
_ortc_check_if_got_all_parts(context, messageId, iMessageTotal);
} else {
_ortc_fire_onMessage(context, channelNameStr, messagePart);
}
free(messageId);
free(messageCount);
free(messageTotal);
free(messagePart);
} else {
_ortc_fire_onMessage(context, channelNameStr, messageStr);
}
free(channelNameStr);
free(messageStr);
} else if (slre_match(&context->reOperation, message, (int)strlen(message), pmatch)) {
params = _ortc_get_from_slre(2, pmatch);
operationType = _ortc_get_from_slre(1, pmatch);
if(strncmp(operationType, "ortc-validated", 14)==0){
if(slre_match(&context->rePermissions, params, (int)strlen(params), pmatch2)){
permissionsStr = _ortc_get_from_slre(1, pmatch2);
_ortc_save_permissions(context, permissionsStr);
free(permissionsStr);
}
_ortc_change_state(context, CONNECTED);
} else if(strncmp(operationType, "ortc-subscribed", 15)==0){
if(slre_match(&context->reChannel, params, (int)strlen(params), pmatch2)){
channelNameStr = _ortc_get_from_slre(1, pmatch2);
ch = _ortc_dlist_search(context->channels, channelNameStr);
if(ch != NULL)
ch->num += 2; //isSubscribed
if(context->onSubscribed != NULL)
context->onSubscribed(context, channelNameStr);
free(channelNameStr);
}
} else if(strncmp(operationType, "ortc-unsubscribed", 17)==0){
if(slre_match(&context->reChannel, params, (int)strlen(params), pmatch2)){
channelNameStr = _ortc_get_from_slre(1, pmatch2);
_ortc_dlist_delete(context->channels, channelNameStr);
if(context->onUnsubscribed != NULL)
context->onUnsubscribed(context, channelNameStr);
free(channelNameStr);
}
} else if(strncmp(operationType, "ortc-error", 10)==0){
if(slre_match(&context->reException, params, (int)strlen(params), pmatch2)){
_ortc_cancel_connecting(context);
exceptionStr = _ortc_get_from_slre(1, pmatch2);
_ortc_exception(context, exceptionStr);
free(exceptionStr);
}
}
free(params);
free(operationType);
}
} else if(message[0] == 'o' && strlen(message)==1){
wsSock = libwebsocket_get_socket_fd(context->wsi);
opt = ORTC_SNDBUF_SIZE;
setsockopt(wsSock, SOL_SOCKET, SO_SNDBUF, (const char*)&opt, sizeof(opt));
if(context->heartbeatActive){
snprintf(hbStr, sizeof(hbStr), "%d;%d;", context->heartbeatTime, context->heartbeatFails);
hbLen = strlen(hbStr);
} else {
hbLen = 0;
}
len = 17 + strlen(context->appKey) + strlen(context->authToken) + strlen(context->announcementSubChannel) + strlen(context->sessionId) + strlen(context->metadata) + hbLen;
validateString = malloc(len+1);
if(validateString == NULL){
_ortc_exception(context, "malloc() failed in ortc parese message");
return;
}
if(context->heartbeatActive)
snprintf(validateString, len, "\"validate;%s;%s;%s;%s;%s;%s\"", context->appKey, context->authToken, context->announcementSubChannel, context->sessionId, context->metadata, hbStr);
else
snprintf(validateString, len, "\"validate;%s;%s;%s;%s;%s;\"", context->appKey, context->authToken, context->announcementSubChannel, context->sessionId, context->metadata);
_ortc_send_command(context, validateString);
} else if(strncmp(message, "c[1000,\"Normal closure\"]", 20)==0){
_ortc_exception(context, "Server is about to close the websocket!");
}
}
