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/**
* $Id$
*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Contributor(s): Campbell Barton
*
* ***** END GPL LICENSE BLOCK *****
*/
/* This file defines the '_bpy' module which is used by python's 'bpy' package.
* a script writer should never directly access this module */
#define WITH_PYTHON /* for AUD_PyInit.h, possibly others */
#include "bpy_util.h"
#include "bpy_rna.h"
#include "bpy_app.h"
#include "bpy_props.h"
#include "bpy_operator.h"
#include "BLI_path_util.h"
#include "BLI_bpath.h"
#include "BKE_utildefines.h"
/* external util modules */
#include "../generic/mathutils.h"
#include "../generic/bgl.h"
#include "../generic/blf_api.h"
#include "../generic/IDProp.h"
#include "AUD_PyInit.h"
static char bpy_script_paths_doc[] =
".. function:: script_paths()\n"
"\n"
" Return 2 paths to blender scripts directories.\n"
"\n"
" :return: (system, user) strings will be empty when not found.\n"
" :rtype: tuple of strigs\n";
PyObject *bpy_script_paths(PyObject *UNUSED(self))
{
PyObject *ret= PyTuple_New(2);
char *path;
path= BLI_get_folder(BLENDER_USER_SCRIPTS, NULL);
PyTuple_SET_ITEM(ret, 0, PyUnicode_FromString(path?path:""));
path= BLI_get_folder(BLENDER_SYSTEM_SCRIPTS, NULL);
PyTuple_SET_ITEM(ret, 1, PyUnicode_FromString(path?path:""));
return ret;
}
static char bpy_blend_paths_doc[] =
".. function:: blend_paths(absolute=False)\n"
"\n"
" Returns a list of paths to external files referenced by the loaded .blend file.\n"
"\n"
" :arg absolute: When true the paths returned are made absolute.\n"
" :type absolute: boolean\n"
" :return: path list.\n"
" :rtype: list of strigs\n";
static PyObject *bpy_blend_paths(PyObject *UNUSED(self), PyObject *args, PyObject *kw)
{
struct BPathIterator bpi;
PyObject *list = PyList_New(0), *st; /* stupidly big string to be safe */
/* be sure there is low chance of the path being too short */
char filepath_expanded[1024];
const char *lib;
int absolute = 0;
static const char *kwlist[] = {"absolute", NULL};
if (!PyArg_ParseTupleAndKeywords(args, kw, "|i:blend_paths", (char **)kwlist, &absolute))
return NULL;
for(BLI_bpathIterator_init(&bpi, NULL); !BLI_bpathIterator_isDone(&bpi); BLI_bpathIterator_step(&bpi)) {
/* build the list */
if (absolute) {
BLI_bpathIterator_getPathExpanded(&bpi, filepath_expanded);
}
else {
lib = BLI_bpathIterator_getLib(&bpi);
if (lib && (strcmp(lib, bpi.base_path))) { /* relative path to the library is NOT the same as our blendfile path, return an absolute path */
BLI_bpathIterator_getPathExpanded(&bpi, filepath_expanded);
}
else {
BLI_bpathIterator_getPath(&bpi, filepath_expanded);
}
}
st = PyUnicode_FromString(filepath_expanded);
PyList_Append(list, st);
Py_DECREF(st);
}
BLI_bpathIterator_free(&bpi);
return list;
}
static char bpy_user_resource_doc[] =
".. function:: user_resource(type, subdir)\n"
"\n"
" Returns a list of paths to external files referenced by the loaded .blend file.\n"
"\n"
" :arg type: Resource type in ['DATAFILES', 'CONFIG', 'SCRIPTS', 'AUTOSAVE'].\n"
" :type type: string\n"
" :arg subdir: Optional subdirectory.\n"
" :type subdir: string\n"
" :return: a path.\n"
" :rtype: string\n";
static PyObject *bpy_user_resource(PyObject *UNUSED(self), PyObject *args, PyObject *kw)
{
char *type;
char *subdir= NULL;
int folder_id;
static const char *kwlist[] = {"type", "subdir", NULL};
char *path;
if (!PyArg_ParseTupleAndKeywords(args, kw, "s|s:user_resource", (char **)kwlist, &type, &subdir))
return NULL;
/* stupid string compare */
if (!strcmp(type, "DATAFILES")) folder_id= BLENDER_USER_DATAFILES;
else if(!strcmp(type, "CONFIG")) folder_id= BLENDER_USER_CONFIG;
else if(!strcmp(type, "SCRIPTS")) folder_id= BLENDER_USER_SCRIPTS;
else if(!strcmp(type, "AUTOSAVE")) folder_id= BLENDER_USER_AUTOSAVE;
else {
PyErr_SetString(PyExc_ValueError, "invalid resource argument");
return NULL;
}
/* same logic as BLI_get_folder_create(), but best leave it up to the script author to create */
path= BLI_get_folder(folder_id, subdir);
if (!path)
path = BLI_get_user_folder_notest(folder_id, subdir);
return PyUnicode_FromString(path ? path : "");
}
static PyMethodDef meth_bpy_script_paths = {"script_paths", (PyCFunction)bpy_script_paths, METH_NOARGS, bpy_script_paths_doc};
static PyMethodDef meth_bpy_blend_paths = {"blend_paths", (PyCFunction)bpy_blend_paths, METH_VARARGS|METH_KEYWORDS, bpy_blend_paths_doc};
static PyMethodDef meth_bpy_user_resource = {"user_resource", (PyCFunction)bpy_user_resource, METH_VARARGS|METH_KEYWORDS, bpy_user_resource_doc};
static void bpy_import_test(const char *modname)
{
PyObject *mod= PyImport_ImportModuleLevel((char *)modname, NULL, NULL, NULL, 0);
if(mod) {
Py_DECREF(mod);
}
else {
PyErr_Print();
PyErr_Clear();
}
}
/*****************************************************************************
* Description: Creates the bpy module and adds it to sys.modules for importing
*****************************************************************************/
void BPy_init_modules( void )
{
extern BPy_StructRNA *bpy_context_module;
PointerRNA ctx_ptr;
PyObject *mod;
/* Needs to be first since this dir is needed for future modules */
char *modpath= BLI_get_folder(BLENDER_SCRIPTS, "modules");
if(modpath) {
// printf("bpy: found module path '%s'.\n", modpath);
PyObject *sys_path= PySys_GetObject("path"); /* borrow */
PyObject *py_modpath= PyUnicode_FromString(modpath);
PyList_Insert(sys_path, 0, py_modpath); /* add first */
Py_DECREF(py_modpath);
}
else {
printf("bpy: couldnt find 'scripts/modules', blender probably wont start.\n");
}
/* stand alone utility modules not related to blender directly */
IDProp_Init_Types(); /* not actually a submodule, just types */
mod = PyModule_New("_bpy");
/* add the module so we can import it */
PyDict_SetItemString(PyImport_GetModuleDict(), "_bpy", mod);
Py_DECREF(mod);
/* run first, initializes rna types */
BPY_rna_init();
PyModule_AddObject( mod, "types", BPY_rna_types() ); /* needs to be first so bpy_types can run */
PyModule_AddObject(mod, "StructMetaIDProp", (PyObject *)&pyrna_struct_meta_idprop_Type); /* metaclass for idprop types, bpy_types.py needs access */
bpy_import_test("bpy_types");
PyModule_AddObject( mod, "data", BPY_rna_module() ); /* imports bpy_types by running this */
bpy_import_test("bpy_types");
PyModule_AddObject( mod, "props", BPY_rna_props() );
PyModule_AddObject( mod, "ops", BPY_operator_module() ); /* ops is now a python module that does the conversion from SOME_OT_foo -> some.foo */
PyModule_AddObject( mod, "app", BPY_app_struct() );
/* bpy context */
RNA_pointer_create(NULL, &RNA_Context, BPy_GetContext(), &ctx_ptr);
bpy_context_module= (BPy_StructRNA *)pyrna_struct_CreatePyObject(&ctx_ptr);
/* odd that this is needed, 1 ref on creation and another for the module
* but without we get a crash on exit */
Py_INCREF(bpy_context_module);
PyModule_AddObject(mod, "context", (PyObject *)bpy_context_module);
/* utility func's that have nowhere else to go */
PyModule_AddObject(mod, meth_bpy_script_paths.ml_name, (PyObject *)PyCFunction_New(&meth_bpy_script_paths, NULL));
PyModule_AddObject(mod, meth_bpy_blend_paths.ml_name, (PyObject *)PyCFunction_New(&meth_bpy_blend_paths, NULL));
PyModule_AddObject(mod, meth_bpy_user_resource.ml_name, (PyObject *)PyCFunction_New(&meth_bpy_user_resource, NULL));
/* add our own modules dir, this is a python package */
bpy_import_test("bpy");
}
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