Issue 5137 - [emscripten] Added basic filter storage implementation

compiled/subscription/Subscription.h

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
- * Copyright (C) 2006-2017 eyeo GmbH
+ * Copyright (C) 2006-present eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
  * along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
  */
 
 #pragma once
 
 #include <type_traits>
 #include <vector>
 
-#include <emscripten.h>
-
 #include "../filter/Filter.h"
 #include "../String.h"
 #include "../FilterNotifier.h"
 #include "../intrusive_ptr.h"
 #include "../debug.h"
+#include "../bindings/runtime.h"
 
 #define SUBSCRIPTION_PROPERTY_INTERNAL(field_type, param_type, name, topic, getter, setter) \
     private:\
       field_type name;\
     public:\
-      param_type EMSCRIPTEN_KEEPALIVE getter() const\
+      param_type BINDINGS_EXPORTED getter() const\
       {\
         return name;\
       }\
-      void EMSCRIPTEN_KEEPALIVE setter(param_type value)\
+      void BINDINGS_EXPORTED setter(param_type value)\
       {\
         if (name != value)\
         {\
           name = value;\
           if (FilterNotifier::Topic::topic != FilterNotifier::Topic::NONE)\
           {\
             FilterNotifier::SubscriptionChange(FilterNotifier::Topic::topic,\
                 this);\
           }\
         }\
       }
 
 #define SUBSCRIPTION_PROPERTY(type, name, topic, getter, setter) \
     static_assert(std::is_arithmetic<type>::value, "SUBSCRIPTION_PROPERTY macro can only be used with arithmetic types");\
     SUBSCRIPTION_PROPERTY_INTERNAL(type, type, name, topic, getter, setter)
 
 #define SUBSCRIPTION_STRING_PROPERTY(name, topic, getter, setter) \
     SUBSCRIPTION_PROPERTY_INTERNAL(OwnedString, const String&, name, topic, getter, setter)
 
 class Subscription : public ref_counted
 {
+public:
+  typedef std::vector<FilterPtr> Filters;
+
 protected:
   OwnedString mID;
-  std::vector<FilterPtr> mFilters;
+  Filters mFilters;
 
 public:
   enum Type
   {
     UNKNOWN = 0,
     DOWNLOADABLE = 1,
     USERDEFINED = 2
   };
 
   explicit Subscription(Type type, const String& id);
   ~Subscription();
 
   Type mType;
 
-  EMSCRIPTEN_KEEPALIVE const String& GetID() const
+  BINDINGS_EXPORTED const String& GetID() const
   {
     return mID;
   }
 
   SUBSCRIPTION_STRING_PROPERTY(mTitle, SUBSCRIPTION_TITLE, GetTitle, SetTitle);
   SUBSCRIPTION_PROPERTY(bool, mDisabled, SUBSCRIPTION_DISABLED,
         GetDisabled, SetDisabled);
   SUBSCRIPTION_PROPERTY(bool, mListed, NONE, GetListed, SetListed);
 
-  EMSCRIPTEN_KEEPALIVE unsigned GetFilterCount() const
+  BINDINGS_EXPORTED Filters::size_type GetFilterCount() const
   {
     return mFilters.size();
   }
 
-  EMSCRIPTEN_KEEPALIVE Filter* FilterAt(unsigned index);
-  EMSCRIPTEN_KEEPALIVE int IndexOfFilter(Filter* filter);
-  EMSCRIPTEN_KEEPALIVE OwnedString Serialize() const;
-  EMSCRIPTEN_KEEPALIVE OwnedString SerializeFilters() const;
+  BINDINGS_EXPORTED Filter* FilterAt(Filters::size_type index);
+  BINDINGS_EXPORTED int IndexOfFilter(Filter* filter);
+  BINDINGS_EXPORTED OwnedString Serialize() const;
+  BINDINGS_EXPORTED OwnedString SerializeFilters() const;
 
-  static EMSCRIPTEN_KEEPALIVE Subscription* FromID(const String& id);
+  static BINDINGS_EXPORTED Subscription* FromID(const String& id);
 
   template<typename T>
   T* As();
 };
 
 typedef intrusive_ptr<Subscription> SubscriptionPtr;