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1 /**
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2 * Advanced authorization plugin for Orthanc
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3 * Copyright (C) 2017 Osimis, Belgium
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4 *
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5 * This program is free software: you can redistribute it and/or
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6 * modify it under the terms of the GNU Affero General Public License
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7 * as published by the Free Software Foundation, either version 3 of
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8 * the License, or (at your option) any later version.
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9 *
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10 * This program is distributed in the hope that it will be useful, but
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11 * WITHOUT ANY WARRANTY; without even the implied warranty of
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 * Affero General Public License for more details.
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14 *
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15 * You should have received a copy of the GNU Affero General Public License
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16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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17 **/
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18
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19 #pragma once
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20
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21 #include "IAuthorizationService.h"
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22 #include "ICacheFactory.h"
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23
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24 #include <memory>
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25
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26 namespace OrthancPlugins
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27 {
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28 /**
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29 * Decorator design pattern to add a cache around an IAuthorizationService
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30 **/
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31 class CachedAuthorizationService : public IAuthorizationService
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32 {
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33 private:
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34 std::auto_ptr<IAuthorizationService> decorated_;
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35 std::auto_ptr<ICache> cache_;
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36
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37 std::string ComputeKey(OrthancPluginHttpMethod method,
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38 const AccessedResource& access,
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39 const Token& token,
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40 const std::string& tokenValue) const;
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41
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42 public:
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43 CachedAuthorizationService(IAuthorizationService* decorated /* takes ownership */,
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44 ICacheFactory& factory);
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45
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46 virtual bool IsGranted(unsigned int& validity,
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47 OrthancPluginHttpMethod method,
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48 const AccessedResource& access,
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49 const Token& token,
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50 const std::string& tokenValue);
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51
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52 virtual bool IsGranted(unsigned int& validity,
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53 OrthancPluginHttpMethod method,
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54 const AccessedResource& access);
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55 };
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56 }
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