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annotate Framework/Oracle/WebAssemblyOracle.h @ 1242:b9b5d4378874 broker

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working of WebAssemblyOracle
author Sebastien Jodogne <s.jodogne@gmail.com>
date Mon, 06 Jan 2020 18:08:05 +0100
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1 /**
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2 * Stone of Orthanc
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2019 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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20
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21
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22 #pragma once
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23
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24 #if !defined(ORTHANC_ENABLE_WASM)
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25 # error The macro ORTHANC_ENABLE_WASM must be defined
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26 #endif
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27
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28 #if ORTHANC_ENABLE_WASM != 1
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29 # error This file can only compiled for WebAssembly
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30 #endif
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31
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32 #include "../Messages/IObservable.h"
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33 #include "GetOrthancImageCommand.h"
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34 #include "GetOrthancWebViewerJpegCommand.h"
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35 #include "HttpCommand.h"
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36 #include "IOracle.h"
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37 #include "OrthancRestApiCommand.h"
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38
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39 #include <Core/WebServiceParameters.h>
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40
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41
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42 namespace OrthancStone
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43 {
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44 class WebAssemblyOracle :
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45 public IOracle,
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46 public IMessageEmitter
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47 {
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48 private:
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49 typedef std::map<std::string, std::string> HttpHeaders;
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50
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51 class TimeoutContext;
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52 class FetchContext;
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53 class FetchCommand;
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54
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55 void SetOrthancUrl(FetchCommand& command,
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56 const std::string& uri) const;
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57
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58 void Execute(boost::weak_ptr<IObserver> receiver,
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59 HttpCommand* command);
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60
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61 void Execute(boost::weak_ptr<IObserver> receiver,
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62 OrthancRestApiCommand* command);
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63
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64 void Execute(boost::weak_ptr<IObserver> receiver,
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65 GetOrthancImageCommand* command);
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66
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67 void Execute(boost::weak_ptr<IObserver> receiver,
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68 GetOrthancWebViewerJpegCommand* command);
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69
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70 IObservable oracleObservable_;
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71 bool isLocalOrthanc_;
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72 std::string localOrthancRoot_;
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73 Orthanc::WebServiceParameters remoteOrthanc_;
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74
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75 public:
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76 WebAssemblyOracle() :
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77 isLocalOrthanc_(false)
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78 {
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79 }
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80
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81 virtual void EmitMessage(boost::weak_ptr<IObserver> observer,
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82 const IMessage& message) ORTHANC_OVERRIDE
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83 {
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84 oracleObservable_.EmitMessage(observer, message);
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85 }
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86
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87 virtual bool Schedule(boost::shared_ptr<IObserver> receiver,
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88 IOracleCommand* command) ORTHANC_OVERRIDE;
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89
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90 IObservable& GetOracleObservable()
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91 {
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92 return oracleObservable_;
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93 }
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94
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95 void SetLocalOrthanc(const std::string& root)
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96 {
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97 isLocalOrthanc_ = true;
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98 localOrthancRoot_ = root;
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99 }
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100
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101 void SetRemoteOrthanc(const Orthanc::WebServiceParameters& orthanc)
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102 {
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103 isLocalOrthanc_ = false;
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104 remoteOrthanc_ = orthanc;
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105 }
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106 };
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107 }