Compiles

Subscription.cpp

@@ -2,7 +2,15 @@
 
 namespace core {
 
-   Subscription::Subscription(std::string id, TCPSession &session) : id(id), owner(&session) {}
+   Subscription::Subscription(std::string id, TCPSession &session) : id(id), owner(session) {}
+
+   Subscription::~Subscription() {
+      std::stringstream out;
+      out << "cancel:" << id << std::endl;
+      for(auto subscriber : subscribers) {
+         subscriber->write(out.str());
+      }
+   }
 
    int Subscription::subscribe(TCPSession &session) {
       subscribers.push_back(&session);
@@ -12,7 +20,7 @@ namespace core {
    int Subscription::unsubscribe(TCPSession &session) {
       for(auto subscriber = subscribers.begin(); subscriber < subscribers.end(); ++subscriber) {
          if(*subscriber == &session) {
-            subscribers.erase(subscriber);
+            subscribers.erase(subscriber++);
             return 1;
          }
       }