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annotate Sources/StorageArea.cpp @ 171:c8de83fe7faa

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removed deprecation warnings
author Sebastien Jodogne <s.jodogne@gmail.com>
date Thu, 27 Jun 2024 15:52:51 +0200
parents 6fada29b6759
children 2db6c1f6417f
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1 /**
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2 * Python plugin for Orthanc
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3 * Copyright (C) 2020-2023 Osimis S.A., Belgium
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4 * Copyright (C) 2024-2024 Orthanc Team SRL, Belgium
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71d305c29cfa updated year to 2024
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5 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, 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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22 #include "StorageArea.h"
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23
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24 #include "../Resources/Orthanc/Plugins/OrthancPluginCppWrapper.h"
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25 #include "PythonString.h"
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28 static PyObject* createCallback_ = NULL;
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29 static PyObject* readCallback_ = NULL;
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30 static PyObject* removeCallback_ = NULL;
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32
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33 static OrthancPluginErrorCode RunCallback(PythonLock& lock,
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34 PyObject* callback,
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ad31ac9a6fef cppcheck
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35 const PythonObject& args,
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36 const std::string& name)
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37 {
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38 PythonObject result(lock, PyObject_CallObject(callback, args.GetPyObject()));
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39
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40 std::string traceback;
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41 if (lock.HasErrorOccurred(traceback))
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42 {
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43 ORTHANC_PLUGINS_LOG_ERROR("Error in the Python " + name + " callback, traceback:\n" + traceback);
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44 return OrthancPluginErrorCode_Plugin;
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45 }
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46 else
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47 {
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48 return OrthancPluginErrorCode_Success;
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49 }
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50 }
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53 static OrthancPluginErrorCode StorageCreate(const char *uuid,
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54 const void *content,
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55 int64_t size,
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56 OrthancPluginContentType type)
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57 {
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58 try
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59 {
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60 if (createCallback_ == NULL)
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61 {
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62 throw OrthancPlugins::PluginException(OrthancPluginErrorCode_InternalError);
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63 }
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64
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65 PythonLock lock;
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66
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67 PythonObject args(lock, PyTuple_New(3));
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68
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69 PythonString str(lock, uuid);
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70 PyTuple_SetItem(args.GetPyObject(), 0, str.Release());
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71 PyTuple_SetItem(args.GetPyObject(), 1, PyLong_FromLong(type));
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72 PyTuple_SetItem(args.GetPyObject(), 2, PyBytes_FromStringAndSize(reinterpret_cast<const char*>(content), size));
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73
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74 return RunCallback(lock, createCallback_, args, "StorageCreate");
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75 }
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76 catch (OrthancPlugins::PluginException& e)
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77 {
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78 return e.GetErrorCode();
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79 }
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80 }
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82
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83 static OrthancPluginErrorCode StorageRead(void **content,
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84 int64_t *size,
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85 const char *uuid,
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86 OrthancPluginContentType type)
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87 {
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88 try
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89 {
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90 if (readCallback_ == NULL)
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91 {
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92 throw OrthancPlugins::PluginException(OrthancPluginErrorCode_InternalError);
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93 }
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94
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95 PythonLock lock;
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96
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97 PythonObject args(lock, PyTuple_New(2));
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98
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99 PythonString str(lock, uuid);
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100 PyTuple_SetItem(args.GetPyObject(), 0, str.Release());
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101 PyTuple_SetItem(args.GetPyObject(), 1, PyLong_FromLong(type));
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102
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103 PythonObject result(lock, PyObject_CallObject(readCallback_, args.GetPyObject()));
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104
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105 std::string traceback;
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106 if (lock.HasErrorOccurred(traceback))
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107 {
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108 ORTHANC_PLUGINS_LOG_ERROR("Error in the Python StorageRead callback, traceback:\n" + traceback);
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109 return OrthancPluginErrorCode_Plugin;
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110 }
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111 else if (!PyBytes_Check(result.GetPyObject()))
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112 {
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113 ORTHANC_PLUGINS_LOG_ERROR("The Python StorageRead callback has not returned a byte array as expected");
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114 return OrthancPluginErrorCode_Plugin;
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115 }
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116 else
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117 {
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118 char* pythonBuffer = NULL;
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119 Py_ssize_t pythonSize = 0;
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120 if (PyBytes_AsStringAndSize(result.GetPyObject(), &pythonBuffer, &pythonSize) == 1)
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121 {
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122 ORTHANC_PLUGINS_LOG_ERROR("Cannot access the byte buffer returned by the Python StorageRead callback");
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123 return OrthancPluginErrorCode_Plugin;
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124 }
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125 else
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126 {
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127 if (pythonSize == 0)
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128 {
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129 *content = NULL;
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130 *size = 0;
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131 }
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132 else
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133 {
068551520123 New Python function: "orthanc.RegisterStorageArea()"
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diff changeset
134 *content = malloc(pythonSize);
068551520123 New Python function: "orthanc.RegisterStorageArea()"
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135 *size = pythonSize;
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Sebastien Jodogne <s.jodogne@gmail.com>
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136 if (*content == NULL)
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137 {
068551520123 New Python function: "orthanc.RegisterStorageArea()"
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138 return OrthancPluginErrorCode_NotEnoughMemory;
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139 }
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140
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141 memcpy(*content, pythonBuffer, pythonSize);
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142 }
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143
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144 return OrthancPluginErrorCode_Success;
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145 }
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146 }
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147 }
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148 catch (OrthancPlugins::PluginException& e)
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149 {
068551520123 New Python function: "orthanc.RegisterStorageArea()"
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150 return e.GetErrorCode();
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151 }
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152 }
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153
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154
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155 static OrthancPluginErrorCode StorageRemove(const char *uuid,
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156 OrthancPluginContentType type)
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157 {
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158 try
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159 {
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160 if (removeCallback_ == NULL)
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parents:
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161 {
068551520123 New Python function: "orthanc.RegisterStorageArea()"
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162 throw OrthancPlugins::PluginException(OrthancPluginErrorCode_InternalError);
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163 }
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164
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165 PythonLock lock;
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166
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167 PythonObject args(lock, PyTuple_New(2));
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168
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Sebastien Jodogne <s.jodogne@gmail.com>
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169 PythonString str(lock, uuid);
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170 PyTuple_SetItem(args.GetPyObject(), 0, str.Release());
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171 PyTuple_SetItem(args.GetPyObject(), 1, PyLong_FromLong(type));
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parents:
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172
068551520123 New Python function: "orthanc.RegisterStorageArea()"
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173 return RunCallback(lock, removeCallback_, args, "StorageRemove");
068551520123 New Python function: "orthanc.RegisterStorageArea()"
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174 }
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parents:
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175 catch (OrthancPlugins::PluginException& e)
068551520123 New Python function: "orthanc.RegisterStorageArea()"
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parents:
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176 {
068551520123 New Python function: "orthanc.RegisterStorageArea()"
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177 return e.GetErrorCode();
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parents:
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178 }
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parents:
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179 }
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
180
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
181
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
182 PyObject* RegisterStorageArea(PyObject* module, PyObject* args)
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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183 {
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
184 // The GIL is locked at this point (no need to create "PythonLock")
068551520123 New Python function: "orthanc.RegisterStorageArea()"
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parents:
diff changeset
185
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
186 PyObject* a = NULL;
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
187 PyObject* b = NULL;
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
188 PyObject* c = NULL;
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
189
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
190 if (!PyArg_ParseTuple(args, "OOO", &a, &b, &c) ||
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
191 a == NULL ||
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
192 b == NULL ||
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
193 c == NULL)
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
194 {
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
195 PyErr_SetString(PyExc_ValueError, "Expected three callback functions to register a custom storage area");
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
196 return NULL;
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
197 }
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
198 else if (createCallback_ != NULL ||
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
199 readCallback_ != NULL ||
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
200 removeCallback_ != NULL)
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
201 {
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
202 PyErr_SetString(PyExc_RuntimeError, "Cannot register twice a custom storage area");
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
203 return NULL;
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
204 }
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
205 else
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
206 {
171
c8de83fe7faa removed deprecation warnings
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 166
diff changeset
207 ORTHANC_PLUGINS_LOG_INFO("Registering a custom storage area in Python");
79
068551520123 New Python function: "orthanc.RegisterStorageArea()"
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parents:
diff changeset
208
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
209 OrthancPluginRegisterStorageArea(OrthancPlugins::GetGlobalContext(),
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
210 StorageCreate, StorageRead, StorageRemove);
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
211
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
212 createCallback_ = a;
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
213 Py_XINCREF(createCallback_);
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
214
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
215 readCallback_ = b;
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
216 Py_XINCREF(readCallback_);
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
217
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
218 removeCallback_ = c;
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
219 Py_XINCREF(removeCallback_);
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
220
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
221 Py_INCREF(Py_None);
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
222 return Py_None;
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
223 }
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
224 }
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
225
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
226
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
227 void FinalizeStorageArea()
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
228 {
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
229 PythonLock lock;
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
230
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
231 if (createCallback_ != NULL)
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
232 {
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
233 Py_XDECREF(createCallback_);
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
234 }
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
235
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
236 if (readCallback_ != NULL)
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
237 {
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
238 Py_XDECREF(readCallback_);
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
239 }
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
240
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
241 if (removeCallback_ != NULL)
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
242 {
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
243 Py_XDECREF(removeCallback_);
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
244 }
068551520123 New Python function: "orthanc.RegisterStorageArea()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
245 }