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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 *
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6 * This program is free software: you can redistribute it and/or
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7 * modify it under the terms of the GNU General Public License as
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8 * published by the Free Software Foundation, either version 3 of the
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9 * License, or (at your option) any later version.
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10 *
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11 * In addition, as a special exception, the copyright holders of this
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12 * program give permission to link the code of its release with the
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13 * OpenSSL project's "OpenSSL" library (or with modified versions of it
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14 * that use the same license as the "OpenSSL" library), and distribute
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15 * the linked executables. You must obey the GNU General Public License
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16 * in all respects for all of the code used other than "OpenSSL". If you
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17 * modify file(s) with this exception, you may extend this exception to
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18 * your version of the file(s), but you are not obligated to do so. If
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19 * you do not wish to do so, delete this exception statement from your
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20 * version. If you delete this exception statement from all source files
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21 * in the program, then also delete it here.
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22 *
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23 * This program is distributed in the hope that it will be useful, but
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24 * WITHOUT ANY WARRANTY; without even the implied warranty of
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25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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26 * General Public License for more details.
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27 *
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28 * You should have received a copy of the GNU General Public License
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29 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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30 **/
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31
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32
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33 #include "IBasicApplication.h"
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34
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16
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35 #include "../../Resources/Orthanc/Core/Logging.h"
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36 #include "../../Resources/Orthanc/Core/HttpClient.h"
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0
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37 #include "../Messaging/CurlOrthancConnection.h"
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38 #include "Sdl/SdlEngine.h"
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39
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40 namespace OrthancStone
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41 {
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42 // Anonymous namespace to avoid clashes against other compilation modules
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43 namespace
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44 {
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45 class LogStatusBar : public IStatusBar
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46 {
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47 public:
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48 virtual void ClearMessage()
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49 {
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50 }
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51
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52 virtual void SetMessage(const std::string& message)
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53 {
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54 LOG(WARNING) << message;
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55 }
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56 };
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57 }
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58
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59
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60 #if ORTHANC_ENABLE_SDL == 1
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61 static void DeclareSdlCommandLineOptions(boost::program_options::options_description& options)
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62 {
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63 // Declare the supported parameters
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64 boost::program_options::options_description generic("Generic options");
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65 generic.add_options()
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66 ("help", "Display this help and exit")
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67 ("verbose", "Be verbose in logs")
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68 ("orthanc", boost::program_options::value<std::string>()->default_value("http://localhost:8042/"),
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69 "URL to the Orthanc server")
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70 ("username", "Username for the Orthanc server")
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71 ("password", "Password for the Orthanc server")
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72 ("https-verify", boost::program_options::value<bool>()->default_value(true), "Check HTTPS certificates")
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73 ;
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74
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75 options.add(generic);
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76
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77 boost::program_options::options_description sdl("SDL options");
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78 sdl.add_options()
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79 ("width", boost::program_options::value<int>()->default_value(1024), "Initial width of the SDL window")
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80 ("height", boost::program_options::value<int>()->default_value(768), "Initial height of the SDL window")
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81 ("opengl", boost::program_options::value<bool>()->default_value(true), "Enable OpenGL in SDL")
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82 ;
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83
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84 options.add(sdl);
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85 }
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86
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87
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88 int IBasicApplication::ExecuteWithSdl(IBasicApplication& application,
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89 int argc,
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90 char* argv[])
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91 {
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92 /******************************************************************
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93 * Initialize all the subcomponents of Orthanc Stone
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94 ******************************************************************/
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95
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96 Orthanc::Logging::Initialize();
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97 Orthanc::HttpClient::InitializeOpenSsl();
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98 Orthanc::HttpClient::GlobalInitialize();
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99 SdlEngine::GlobalInitialize();
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100
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101
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102 /******************************************************************
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103 * Declare and parse the command-line options of the application
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104 ******************************************************************/
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105
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106 boost::program_options::options_description options;
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107 DeclareSdlCommandLineOptions(options);
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108 application.DeclareCommandLineOptions(options);
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109
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110 boost::program_options::variables_map parameters;
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111 bool error = false;
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112
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113 try
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114 {
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115 boost::program_options::store(boost::program_options::command_line_parser(argc, argv).
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116 options(options).run(), parameters);
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117 boost::program_options::notify(parameters);
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118 }
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119 catch (boost::program_options::error& e)
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120 {
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121 LOG(ERROR) << "Error while parsing the command-line arguments: " << e.what();
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122 error = true;
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123 }
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124
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125
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126 /******************************************************************
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127 * Configure the application with the command-line parameters
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128 ******************************************************************/
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129
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130 if (error || parameters.count("help"))
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131 {
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132 std::cout << std::endl
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133 << "Usage: " << argv[0] << " [OPTION]..."
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134 << std::endl
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135 << "Orthanc, lightweight, RESTful DICOM server for healthcare and medical research."
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136 << std::endl << std::endl
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137 << "Demonstration application of Orthanc Stone using SDL."
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138 << std::endl;
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139
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140 std::cout << options << "\n";
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141 return error ? -1 : 0;
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142 }
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143
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144 if (parameters.count("https-verify") &&
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145 !parameters["https-verify"].as<bool>())
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146 {
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147 LOG(WARNING) << "Turning off verification of HTTPS certificates (unsafe)";
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148 Orthanc::HttpClient::ConfigureSsl(false, "");
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149 }
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150
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151 if (parameters.count("verbose"))
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152 {
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153 Orthanc::Logging::EnableInfoLevel(true);
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154 }
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155
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156 if (!parameters.count("width") ||
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157 !parameters.count("height") ||
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158 !parameters.count("opengl"))
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159 {
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160 LOG(ERROR) << "Parameter \"width\", \"height\" or \"opengl\" is missing";
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161 return -1;
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162 }
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163
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164 int w = parameters["width"].as<int>();
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165 int h = parameters["height"].as<int>();
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166 if (w <= 0 || h <= 0)
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167 {
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168 LOG(ERROR) << "Parameters \"width\" and \"height\" must be positive";
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169 return -1;
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170 }
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171
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172 unsigned int width = static_cast<unsigned int>(w);
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173 unsigned int height = static_cast<unsigned int>(h);
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174 LOG(WARNING) << "Initial display size: " << width << "x" << height;
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175
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176 bool opengl = parameters["opengl"].as<bool>();
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177 if (opengl)
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178 {
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179 LOG(WARNING) << "OpenGL is enabled, disable it with option \"--opengl=off\" if the application crashes";
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180 }
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181 else
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182 {
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183 LOG(WARNING) << "OpenGL is disabled, enable it with option \"--opengl=on\" for best performance";
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184 }
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185
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186 bool success = true;
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187 try
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188 {
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189 /****************************************************************
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190 * Initialize the connection to the Orthanc server
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191 ****************************************************************/
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192
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193 Orthanc::WebServiceParameters webService;
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194
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195 if (parameters.count("orthanc"))
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196 {
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197 webService.SetUrl(parameters["orthanc"].as<std::string>());
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198 }
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199
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200 if (parameters.count("username"))
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201 {
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202 webService.SetUsername(parameters["username"].as<std::string>());
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203 }
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204
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205 if (parameters.count("password"))
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206 {
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207 webService.SetPassword(parameters["password"].as<std::string>());
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208 }
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209
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210 LOG(WARNING) << "URL to the Orthanc REST API: " << webService.GetUrl();
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211 CurlOrthancConnection orthanc(webService);
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212
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213 if (!MessagingToolbox::CheckOrthancVersion(orthanc))
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214 {
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215 LOG(ERROR) << "Your version of Orthanc is incompatible with Orthanc Stone, please upgrade";
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216 throw Orthanc::OrthancException(Orthanc::ErrorCode_NetworkProtocol);
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217 }
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218
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219
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220 /****************************************************************
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221 * Initialize the application
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222 ****************************************************************/
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223
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224 LogStatusBar statusBar;
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225 BasicApplicationContext context(orthanc);
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226
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227 application.Initialize(context, statusBar, parameters);
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228 context.GetViewport().SetStatusBar(statusBar);
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229
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230 std::string title = application.GetTitle();
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231 if (title.empty())
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232 {
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233 title = "Stone of Orthanc";
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234 }
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235
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236 context.Start();
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237
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238 {
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239 /**************************************************************
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240 * Run the application inside a SDL window
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241 **************************************************************/
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242
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243 LOG(WARNING) << "Starting the application";
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244
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245 SdlWindow window(title.c_str(), width, height, opengl);
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246 SdlEngine sdl(window, context.GetViewport());
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247
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248 sdl.Run();
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249
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250 LOG(WARNING) << "Stopping the application";
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251 }
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252
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253
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254 /****************************************************************
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255 * Finalize the application
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256 ****************************************************************/
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257
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258 context.Stop();
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259
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260 LOG(WARNING) << "The application has stopped";
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261
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262 context.GetViewport().ResetStatusBar();
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263 application.Finalize();
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264 }
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265 catch (Orthanc::OrthancException& e)
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266 {
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267 LOG(ERROR) << "EXCEPTION: " << e.What();
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268 success = false;
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269 }
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270
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271
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272 /******************************************************************
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273 * Finalize all the subcomponents of Orthanc Stone
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274 ******************************************************************/
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275
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276 SdlEngine::GlobalFinalize();
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277 Orthanc::HttpClient::GlobalFinalize();
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278 Orthanc::HttpClient::FinalizeOpenSsl();
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279
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280 return (success ? 0 : -1);
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281 }
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282 #endif
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283
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284 }
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