Mercurial > hg > orthanc-python
annotate Sources/PythonFunction.cpp @ 36:fd58eb5749ed
CMake simplification using DownloadOrthancFramework.cmake
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Mon, 06 Jul 2020 17:37:30 +0200 |
| parents | 952e969a2240 |
| children | 23f3099bed47 |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 2 * Python plugin for Orthanc | |
| 3 * Copyright (C) 2017-2020 Osimis S.A., Belgium | |
| 4 * | |
| 5 * This program is free software: you can redistribute it and/or | |
| 6 * modify it under the terms of the GNU Affero General Public License | |
| 7 * as published by the Free Software Foundation, either version 3 of | |
| 8 * the License, or (at your option) any later version. | |
| 9 * | |
| 10 * This program is distributed in the hope that it will be useful, but | |
| 11 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 * Affero General Public License for more details. | |
| 14 * | |
| 15 * You should have received a copy of the GNU Affero General Public License | |
| 16 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 17 **/ | |
| 18 | |
| 19 | |
| 20 #include "PythonFunction.h" | |
| 21 | |
| 22 #include "PythonModule.h" | |
| 23 | |
|
36
fd58eb5749ed
CMake simplification using DownloadOrthancFramework.cmake
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
13
diff
changeset
|
24 #include "../Resources/Orthanc/Plugins/OrthancPluginCppWrapper.h" |
| 0 | 25 |
| 26 | |
| 27 PythonObject* PythonFunction::CallUnchecked(PyObject* args) | |
| 28 { | |
| 29 if (!IsValid()) | |
| 30 { | |
| 31 ORTHANC_PLUGINS_THROW_EXCEPTION(BadSequenceOfCalls); | |
| 32 } | |
| 33 else | |
| 34 { | |
| 35 PyObject* obj = PyObject_CallObject(func_->GetPyObject(), args); | |
| 36 return new PythonObject(lock_, obj); | |
| 37 } | |
| 38 } | |
| 39 | |
| 40 | |
| 41 PythonFunction::PythonFunction(PythonLock& lock, | |
| 13 | 42 const PythonModule& module, |
| 0 | 43 const std::string& name) : |
| 44 lock_(lock) | |
| 45 { | |
| 46 if (module.IsValid() && | |
| 47 // This check is necessary in Python 2.7, otherwise garbage collector might crash | |
| 48 PyObject_HasAttrString(module.GetPyObject(), name.c_str())) | |
| 49 { | |
| 50 func_.reset(module.GetObject().GetAttribute(name)); | |
| 51 | |
| 52 if (func_.get() == NULL || | |
| 53 !func_->IsValid() || | |
| 54 !PyCallable_Check(func_->GetPyObject())) | |
| 55 { | |
| 56 func_.reset(); // Not such a function | |
| 57 OrthancPlugins::LogWarning("Missing Python function: " + module.GetName() + | |
| 58 "." + name + "()"); | |
| 59 } | |
| 60 } | |
| 61 } | |
| 62 | |
| 63 | |
| 64 PythonObject* PythonFunction::Call() | |
| 65 { | |
| 66 std::unique_ptr<PythonObject> result(CallUnchecked(NULL)); | |
| 67 | |
| 68 std::string error; | |
| 69 if (lock_.HasErrorOccurred(error)) | |
| 70 { | |
| 71 OrthancPlugins::LogError("Python exception has occurred, traceback:\n" + error); | |
| 72 ORTHANC_PLUGINS_THROW_EXCEPTION(Plugin); | |
| 73 } | |
| 74 else | |
| 75 { | |
| 76 return result.release(); | |
| 77 } | |
| 78 } | |
| 79 | |
| 80 | |
| 13 | 81 PythonObject* PythonFunction::Call(const PythonObject& args) |
| 0 | 82 { |
| 83 std::unique_ptr<PythonObject> result(CallUnchecked(args.GetPyObject())); | |
| 84 | |
| 85 std::string error; | |
| 86 if (lock_.HasErrorOccurred(error)) | |
| 87 { | |
| 88 OrthancPlugins::LogError("Python exception has occurred, traceback:\n" + error); | |
| 89 ORTHANC_PLUGINS_THROW_EXCEPTION(Plugin); | |
| 90 } | |
| 91 else | |
| 92 { | |
| 93 return result.release(); | |
| 94 } | |
| 95 } |