MethodHandler.hpp

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/*
    Copyright (C) 2014-2016 Leosac
 
    This file is part of Leosac.
 
    Leosac is free software: you can redistribute it and/or modify
    it under the terms of the GNU Affero General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
    Leosac 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 Affero General Public License for more details.
 
    You should have received a copy of the GNU Affero General Public License
    along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
 
#pragma once
 
#include "ActionActionParam.hpp"
#include "RequestContext.hpp"
#include "core/SecurityContext.hpp"
#include "core/UserSecurityContext.hpp"
#include <nlohmann/json.hpp>
 
namespace Leosac
{
namespace Module
{
namespace WebSockAPI
{
 
using json = nlohmann::json;
 
class MethodHandler
{
  public:
    using Factory = MethodHandlerUPtr (*)(RequestContext);
 
    MethodHandler(RequestContext ctx)
        : ctx_(ctx)
    {
    }
 
    virtual ~MethodHandler() = default;
 
    json process(const ClientMessage &msg);
 
    static MethodHandlerUPtr create(RequestContext)
    {
        return nullptr;
    }
 
    UserSecurityContext &security_context();
 
    ExecutionContext exec_context();
 
  protected:
    virtual std::vector<ActionActionParam>
    required_permission(const json &req) const = 0;
 
    RequestContext ctx_;
 
  private:
    virtual json process_impl(const json &req) = 0;
};
}
}
}