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-rw-r--r--signal-composer-binding/clientApp.cpp36
-rw-r--r--signal-composer-binding/clientApp.hpp1
-rw-r--r--signal-composer-binding/signal-composer-binding.cpp25
3 files changed, 47 insertions, 15 deletions
diff --git a/signal-composer-binding/clientApp.cpp b/signal-composer-binding/clientApp.cpp
index c325fcb..da4bb72 100644
--- a/signal-composer-binding/clientApp.cpp
+++ b/signal-composer-binding/clientApp.cpp
@@ -18,7 +18,8 @@
#include "clientApp.hpp"
clientAppCtx::clientAppCtx(const char* uuid)
-: uuid_(uuid)
+: uuid_{uuid},
+ event_{nullptr,nullptr}
{}
void clientAppCtx::update(Signal* sig)
@@ -33,8 +34,8 @@ void clientAppCtx::appendSignals(std::vector<std::shared_ptr<Signal>>& sigV)
{
bool set = false;
// Clean up already subscribed signals to avoid duplicata
- for (std::vector<std::shared_ptr<Signal>>::const_iterator it = sigV.begin();
- it != sigV.end(); ++it)
+ for (std::vector<std::shared_ptr<Signal>>::const_iterator it = sigV.cbegin();
+ it != sigV.cend(); ++it)
{
for (auto& ctxSig: subscribedSignals_)
{if(*it == ctxSig) {set = true;}}
@@ -51,6 +52,26 @@ void clientAppCtx::appendSignals(std::vector<std::shared_ptr<Signal>>& sigV)
subscribedSignals_.insert(subscribedSignals_.end(), sigV.begin(), sigV.end());
}
+void clientAppCtx::subtractSignals(std::vector<std::shared_ptr<Signal>>& sigV)
+{
+ // Clean up already subscribed signals to avoid duplicata
+ for (std::vector<std::shared_ptr<Signal>>::const_iterator it = sigV.cbegin();
+ it != sigV.cend(); ++it)
+ {
+ for (auto ctxSig = subscribedSignals_.cbegin(); ctxSig != subscribedSignals_.cend();ctxSig++)
+ {
+ if(*it == *ctxSig)
+ {
+ subscribedSignals_.erase(ctxSig);
+ break;
+ }
+ }
+ std::shared_ptr<Signal> sig = *it;
+ sig->delObserver(this);
+ AFB_NOTICE("Signal %s delete from subscription", sig->id().c_str());
+ }
+}
+
int clientAppCtx::makeSubscription(struct afb_req request)
{
event_ = afb_event_is_valid(event_) ?
@@ -60,6 +81,11 @@ int clientAppCtx::makeSubscription(struct afb_req request)
int clientAppCtx::makeUnsubscription(struct afb_req request)
{
- return afb_event_is_valid(event_) ?
- afb_req_unsubscribe(request, event_) : -1;
+ if(subscribedSignals_.empty())
+ {
+ AFB_NOTICE("No more signals subscribed, releasing.");
+ return afb_event_is_valid(event_) ?
+ afb_req_unsubscribe(request, event_) : -1;
+ }
+ return 0;
}
diff --git a/signal-composer-binding/clientApp.hpp b/signal-composer-binding/clientApp.hpp
index f5c913b..f91b299 100644
--- a/signal-composer-binding/clientApp.hpp
+++ b/signal-composer-binding/clientApp.hpp
@@ -29,6 +29,7 @@ public:
void update(Signal* sig);
void appendSignals(std::vector<std::shared_ptr<Signal>>& sigV);
+ void subtractSignals(std::vector<std::shared_ptr<Signal>>& sigV);
int makeSubscription(struct afb_req request);
int makeUnsubscription(struct afb_req request);
};
diff --git a/signal-composer-binding/signal-composer-binding.cpp b/signal-composer-binding/signal-composer-binding.cpp
index a155062..d9f1f01 100644
--- a/signal-composer-binding/signal-composer-binding.cpp
+++ b/signal-composer-binding/signal-composer-binding.cpp
@@ -85,11 +85,16 @@ static int one_subscribe_unsubscribe(struct afb_req request,
int err = 0;
std::vector<std::shared_ptr<Signal>> signals = Composer::instance().searchSignals(event);
- cContext->appendSignals(signals);
if(subscribe)
- {err = cContext->makeSubscription(request);}
+ {
+ cContext->appendSignals(signals);
+ err = cContext->makeSubscription(request);
+ }
else
- {err = cContext->makeUnsubscription(request);}
+ {
+ cContext->subtractSignals(signals);
+ err = cContext->makeUnsubscription(request);
+ }
return err;
}
@@ -100,20 +105,20 @@ static int subscribe_unsubscribe(struct afb_req request,
clientAppCtx* cContext)
{
int rc = 0;
- json_object *event = nullptr;
- if (args == NULL || !json_object_object_get_ex(args, "event", &event))
+ json_object *eventJ = nullptr;
+ if (args == NULL || !json_object_object_get_ex(args, "signal", &eventJ))
{
rc = one_subscribe_unsubscribe(request, subscribe, "*", args, cContext);
}
- else if (json_object_get_type(event) == json_type_string)
+ else if (json_object_get_type(eventJ) == json_type_string)
{
- rc = one_subscribe_unsubscribe(request, subscribe, json_object_get_string(event), args, cContext);
+ rc = one_subscribe_unsubscribe(request, subscribe, json_object_get_string(eventJ), args, cContext);
}
- else if (json_object_get_type(event) == json_type_array)
+ else if (json_object_get_type(eventJ) == json_type_array)
{
- for (int i = 0 ; i < json_object_array_length(event) ; i++)
+ for (int i = 0 ; i < json_object_array_length(eventJ) ; i++)
{
- json_object *x = json_object_array_get_idx(event, i);
+ json_object *x = json_object_array_get_idx(eventJ, i);
rc += one_subscribe_unsubscribe(request, subscribe, json_object_get_string(x), args, cContext);
}
}