Mercurial > hg > orthanc-python
annotate CodeAnalysis/Class.mustache @ 49:9e466631660a
ugrade to Orthanc SDK 1.8.1
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 08 Dec 2020 16:30:25 +0100 |
| parents | b2bbb516056e |
| 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 typedef struct | |
| 21 { | |
| 22 PyObject_HEAD | |
| 23 | |
| 24 /* Type-specific fields go here. */ | |
| 25 {{class_name}}* object_; | |
| 26 bool borrowed_; | |
| 27 } sdk_{{class_name}}_Object; | |
| 28 | |
| 29 | |
| 30 | |
| 31 // Forward declaration of the methods | |
| 32 {{#methods}} | |
| 33 static PyObject *sdk_{{class_name}}_{{c_function}}( | |
| 34 sdk_{{class_name}}_Object* self, PyObject *args); | |
| 35 {{/methods}} | |
| 36 | |
| 37 | |
| 38 static PyMethodDef sdk_{{class_name}}_Methods[] = { | |
| 39 {{#methods}} | |
| 40 { "{{short_name}}", | |
| 41 (PyCFunction) sdk_{{class_name}}_{{c_function}}, METH_VARARGS, | |
| 42 "Generated from C function {{c_function}}()" }, | |
| 43 {{/methods}} | |
| 44 { NULL } /* Sentinel */ | |
| 45 }; | |
| 46 | |
| 47 | |
| 48 static int sdk_{{class_name}}_Constructor( | |
| 49 sdk_{{class_name}}_Object *self, PyObject *args, PyObject *kwds) | |
| 50 { | |
|
28
b2bbb516056e
The "Calling Python..." info logs are disabled if "PythonVerbose" is "false"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
0
diff
changeset
|
51 PythonLock::LogCall("Creating Python object of class {{class_name}}"); |
| 0 | 52 |
| 53 self->object_ = NULL; | |
| 54 self->borrowed_ = false; | |
| 55 | |
| 56 long long object = 0; | |
| 57 unsigned char borrowed = false; | |
| 58 | |
| 59 if (PyArg_ParseTuple(args, "Lb", &object, &borrowed)) | |
| 60 { | |
| 61 self->object_ = reinterpret_cast<{{class_name}}*>(static_cast<intptr_t>(object)); | |
| 62 self->borrowed_ = borrowed; | |
| 63 return 0; | |
| 64 } | |
| 65 else | |
| 66 { | |
| 67 PyErr_SetString(PyExc_ValueError, "Expected a pair (pointer, borrowed) in the constructor"); | |
| 68 return -1; | |
| 69 } | |
| 70 } | |
| 71 | |
| 72 | |
| 73 /** | |
| 74 * Static global structure => the fields that are beyond the last | |
| 75 * initialized field are set to zero. | |
| 76 * https://stackoverflow.com/a/11152199/881731 | |
| 77 **/ | |
| 78 static PyTypeObject sdk_{{class_name}}_Type = { | |
| 79 PyVarObject_HEAD_INIT(NULL, 0) | |
| 80 "orthanc.{{short_name}}", /* tp_name */ | |
| 81 sizeof(sdk_{{class_name}}_Object), /* tp_basicsize */ | |
| 82 }; | |
| 83 | |
| 84 | |
| 85 {{#destructor}} | |
| 86 static void sdk_{{class_name}}_Destructor(PyObject *self) | |
| 87 { | |
|
28
b2bbb516056e
The "Calling Python..." info logs are disabled if "PythonVerbose" is "false"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
0
diff
changeset
|
88 PythonLock::LogCall("Destroying Python object of class {{class_name}}"); |
| 0 | 89 |
| 90 sdk_{{class_name}}_Object& tmp = *((sdk_{{class_name}}_Object*) self); | |
| 91 | |
| 92 if (tmp.object_ != NULL && | |
| 93 !tmp.borrowed_) | |
| 94 { | |
| 95 {{destructor}}(OrthancPlugins::GetGlobalContext(), tmp.object_); | |
| 96 tmp.object_ = NULL; | |
| 97 } | |
| 98 | |
| 99 Py_TYPE(self)->tp_free((PyObject *)self); | |
| 100 } | |
| 101 {{/destructor}} | |
| 102 | |
| 103 | |
| 104 // Actual implementation of the methods | |
| 105 {{#methods}} | |
| 106 static PyObject *sdk_{{class_name}}_{{c_function}}( | |
| 107 sdk_{{class_name}}_Object* self, PyObject *args) | |
| 108 { | |
|
28
b2bbb516056e
The "Calling Python..." info logs are disabled if "PythonVerbose" is "false"
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
0
diff
changeset
|
109 PythonLock::LogCall("Calling method {{c_function}}() on object of class {{class_name}}"); |
| 0 | 110 |
| 111 if (self->object_ == NULL) | |
| 112 { | |
| 113 // TODO: RAISE | |
| 114 //PythonLock::RaiseException(module, OrthancPluginErrorCode_NullPointer); | |
| 115 PyErr_SetString(PyExc_ValueError, "Invalid object"); | |
| 116 return NULL; | |
| 117 } | |
| 118 | |
| 119 {{> function_body}} | |
| 120 } | |
| 121 | |
| 122 {{/methods}} | |
| 123 | |
| 124 | |
| 125 static void Register{{class_name}}Class(PyObject* module) | |
| 126 { | |
| 127 sdk_{{class_name}}_Type.tp_new = PyType_GenericNew; | |
| 128 sdk_{{class_name}}_Type.tp_flags = Py_TPFLAGS_DEFAULT; | |
| 129 sdk_{{class_name}}_Type.tp_doc = "Generated from Orthanc C class: {{class_name}}"; | |
| 130 sdk_{{class_name}}_Type.tp_methods = sdk_{{class_name}}_Methods; | |
| 131 sdk_{{class_name}}_Type.tp_init = (initproc) sdk_{{class_name}}_Constructor; | |
| 132 | |
| 133 {{#destructor}} | |
| 134 /** | |
| 135 * "tp_dealloc is called when the reference count of the object goes | |
| 136 * down to zero. This is where you destroy the object and its | |
| 137 * members. It should then free the memory occupied by the object by | |
| 138 * calling tp_free." | |
| 139 * https://stackoverflow.com/a/24863227/881731 | |
| 140 **/ | |
| 141 sdk_{{class_name}}_Type.tp_dealloc = sdk_{{class_name}}_Destructor; | |
| 142 {{/destructor}} | |
| 143 | |
| 144 if (PyType_Ready(&sdk_{{class_name}}_Type) < 0) | |
| 145 { | |
| 146 OrthancPlugins::LogError("Cannot register Python class: {{class_name}}"); | |
| 147 ORTHANC_PLUGINS_THROW_EXCEPTION(InternalError); | |
| 148 } | |
| 149 | |
| 150 Py_INCREF(&sdk_{{class_name}}_Type); | |
| 151 if (PyModule_AddObject(module, "{{short_name}}", (PyObject *)&sdk_{{class_name}}_Type) < 0) | |
| 152 { | |
| 153 OrthancPlugins::LogError("Cannot register Python class: {{class_name}}"); | |
| 154 Py_DECREF(&sdk_{{class_name}}_Type); | |
| 155 ORTHANC_PLUGINS_THROW_EXCEPTION(InternalError); | |
| 156 } | |
| 157 } | |
| 158 | |
| 159 | |
| 160 PyObject* Get{{class_name}}Type() | |
| 161 { | |
| 162 return (PyObject*) &sdk_{{class_name}}_Type; | |
| 163 } |