ServerCore/SubscriptionManager.cpp

111 lines
3.7 KiB
C++

#include "SubscriptionManager.h"
#include "Log.h"
#include "Subscription.h"
#include "TCPServer.h"
#include <algorithm>
#include "SubscriptionHandlerFactory.h"
namespace core {
int SubscriptionManager::add(Subscription &subscription) {
lock.lock();
subscriptions.insert(std::make_pair(subscription.id, &subscription));
lock.unlock();
return 1;
}
int SubscriptionManager::removeSessionSubscriptions(TCPSession &session) {
int countSubscribed = 0;
int countPublished = 0;
lock.lock();
std::string temp = "";
for (auto [key, subscription] : subscriptions)
{
if (temp != "")
{
subscriptions.erase(temp);
temp = "";
}
countSubscribed += subscription->unsubscribe(session);
if (subscription->owner == &session)
{
temp = key;
delete subscription;
++countPublished;
}
}
if (temp != "")
{
subscriptions.erase(temp);
temp = "";
}
coreutils::Log(coreutils::LOG_DEBUG_2) << "Removed session from " << countSubscribed << " subscription(s).";
coreutils::Log(coreutils::LOG_DEBUG_2) << "Cancelled " << countPublished << " channel(s) for session.";
lock.unlock();
return countSubscribed;
}
int SubscriptionManager::processCommand(coreutils::ZString &request, TCPSession &session) {
if (request[0].equals("publish")) {
SubscriptionHandler *handler = NULL;
if(request.getList().size() > 3) {
factory->getSubscriptionHandler(request[3].str());
}
newSubscription = new Subscription(request[1].str(), session, request[2].str(), handler);
subscriptions.insert(std::make_pair(request[1].str(), newSubscription));
newSubscription->owner = &session;
return 1;
} else if (request[0].equals("catalog")) {
session.out << ":catalog:";
for (auto const &[key, subscription] : subscriptions) {
session.out << subscription->id << ";";
}
session.out << std::endl;
return 1;
} else if (request[0].equals("invite")) {
std::stringstream out;
coreutils::Log(coreutils::LOG_DEBUG_1) << request[2];
std::string invitee = request[2].str();
TCPSession *tempSession = session.server.getSessionByAlias(&invitee);
std::stringstream temp;
temp << "invite:" << request[1] << ":" << *(std::string *)session.alias;
tempSession->write(temp.str());
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);
return 1;
} else if (request[0].equals("unsubscribe")) {
subscription->unsubscribe(session);
return 1;
} else if (request[0].equals("event")) {
std::stringstream out;
subscription->process(request, out, session);
if (subscription->mode == "*ANYONE") {
subscription->event(out);
return 1;
} else if (subscription->mode == "*SUBSCRIBERS") {
if (subscription->ifSubscriber(session)) {
subscription->event(out);
return 1;
}
} else if (subscription->mode == "*AUTHOR") {
if (subscription->owner == &session) {
subscription->event(out);
return 1;
}
}
}
return 0;
}
return 0;
}
}