ServerCore/SubscriptionManager.cpp
2022-01-29 15:52:04 +00:00

71 lines
2.5 KiB
C++

#include "SubscriptionManager.h"
#include "Log.h"
namespace core {
SubscriptionManager::SubscriptionManager() {}
int SubscriptionManager::add(Subscription &subscription) {
subscriptions.insert(std::make_pair(subscription.id, &subscription));
return 1;
}
int SubscriptionManager::removeSessionSubscriptions(TCPSession &session) {
int countSubscribed = 0;
int countPublished = 0;
for(auto subscription = subscriptions.begin(); subscription != subscriptions.end();) {
countSubscribed += (*subscription).second->unsubscribe(session);
if((*subscription).second->owner == &session) {
subscription = subscriptions.erase(subscription);
delete (*subscription).second;
++countPublished;
} else
++subscription;
}
coreutils::Log(coreutils::LOG_DEBUG_2) << "Removed session from " << countSubscribed << " subscription(s).";
coreutils::Log(coreutils::LOG_DEBUG_2) << "Cancelled " << countPublished << " channel(s) for session.";
return countSubscribed;
}
int SubscriptionManager::processCommand(coreutils::ZString &request, TCPSession &session) {
if(request[0].equals("publish")) {
Subscription *newSubscription = new Subscription(request[1].str(), session);
subscriptions.insert(std::make_pair(request[1].str(), newSubscription));
return 1;
} else if(request[0].equals("catalog")) {
session.out << ":catalog:";
for(auto const& [key, subscription] : subscriptions) {
session.out << subscription->id << "|";
// subscription->processCommand(request, session);
session.out << (";");
}
session.out << std::endl;
return 1;
}
auto subscription = subscriptions[request[1].str()];
if(request[1].equals(subscription->id)) {
if(request[0].equals("unpublish")) {
subscriptions.erase(request[1].str());
} else if(request[0].equals("subscribe")) {
subscription->subscribe(session);
} else if(request[0].equals("unsubscribe")) {
subscription->unsubscribe(session);
} else if(request[0].equals("event")) {
if(subscription->owner == &session) {
std::stringstream out;
subscription->process(request, out);
subscription->event(out);
}
else
return 0;
}
return 1;
}
return 0;
}
}