diff options
Diffstat (limited to 'source/blender/python/api2_2x/Blender.c')
| -rw-r--r-- | source/blender/python/api2_2x/Blender.c | 109 |
1 files changed, 84 insertions, 25 deletions
diff --git a/source/blender/python/api2_2x/Blender.c b/source/blender/python/api2_2x/Blender.c index f9629cf1d1e..ecb97642176 100644 --- a/source/blender/python/api2_2x/Blender.c +++ b/source/blender/python/api2_2x/Blender.c @@ -32,11 +32,22 @@ #include <Python.h> #include <stdio.h> +/* for open, close in Blender_Load */ +#include <fcntl.h> +#ifndef WIN32 +#include <unistd.h> +#else +#include "BLI_winstuff.h" +#include <io.h> +#endif + #include <BIF_usiblender.h> #include <BLI_blenlib.h> #include <BLO_writefile.h> +#include <BKE_exotic.h> #include <BKE_global.h> #include <BKE_packedFile.h> +#include <BKE_object.h> #include <BPI_script.h> #include <BSE_headerbuttons.h> #include <DNA_ID.h> @@ -46,6 +57,7 @@ #include <DNA_space_types.h> /* for SPACE_VIEW3D */ #include <DNA_userdef_types.h> #include <BKE_ipo.h> +#include <blendef.h> #include "gen_utils.h" #include "modules.h" @@ -97,19 +109,28 @@ static char Blender_Quit_doc[] = "() - Quit Blender. The current data is saved as 'quit.blend' before leaving."; static char Blender_Load_doc[] = -"(filename) - Load the given .blend file. If successful, the script is ended\n\ -immediately.\n\ +"(filename) - Load the given file.\n\ +Supported formats:\n\ +Blender, DXF, Inventor 1.0 ASCII, VRML 1.0 asc, STL, Videoscape, radiogour.\n\ +\n\ Notes:\n\ 1 - () - an empty argument loads the default .B.blend file;\n\ 2 - if the substring '.B.blend' occurs inside 'filename', the default\n\ .B.blend file is loaded;\n\ -3 - The current data is always preserved as an autosave file, for safety;\n\ -4 - This function only works if the script where it's executed is the\n\ -only one running."; +3 - If a Blender file is loaded the script ends immediately.\n\ +4 - The current data is always preserved as an autosave file, for safety;\n\ +5 - This function only works if the script where it's executed is the\n\ +only one running at the moment."; static char Blender_Save_doc[] = -"(filename) - Save a .blend file with the given filename.\n\ -(filename) - A file pathname that should not contain \".B.blend\" in it."; +"(filename) - Save data to a file based on the filename's extension.\n\ +Supported are: Blender's .blend and the builtin exporters:\n\ +VRML 1.0 (.wrl), Videoscape (.obj), DXF (.dxf) and STL (.stl)\n\ +(filename) - A filename with one of the supported extensions.\n\ +Note 1: 'filename' should not contain the substring \".B.blend\" in it.\n\ +Note 2: only .blend raises an error if file wasn't saved.\n\ +\tYou can use Blender.sys.exists(filename) to make sure the file was saved\n\ +\twhen writing to one of the other formats."; /*****************************************************************************/ /* Python method structure definition. */ @@ -295,10 +316,17 @@ static PyObject *Blender_Quit(PyObject *self) return Py_None; } +/** + * Blender.Load + * loads Blender's .blend, DXF, radiogour(?), STL, Videoscape, + * Inventor 1.0 ASCII, VRML 1.0 asc. + */ static PyObject *Blender_Load(PyObject *self, PyObject *args) { char *fname = NULL; Script *script = NULL; + char str[32]; + int file, is_blend_file = 0; if (!PyArg_ParseTuple(args, "|s", &fname)) return EXPP_ReturnPyObjError(PyExc_TypeError, @@ -315,12 +343,30 @@ static PyObject *Blender_Load(PyObject *self, PyObject *args) return EXPP_ReturnPyObjError(PyExc_RuntimeError, "there are other scripts running at the Scripts win, close them first!"); - /* trick: mark the script so that its script struct won't be freed after - * the script is executed (to avoid a double free warning on exit): */ - script = G.main->script.first; - script->flags |= SCRIPT_GUI; + if (fname) { + file = open(fname, O_BINARY|O_RDONLY); - BIF_write_autosave(); /* for safety let's preserve the current data */ + if (file <= 0) { + return EXPP_ReturnPyObjError(PyExc_RuntimeError, + "cannot open file!"); + } + else { + read(file, str, 31); + close(file); + + if (strncmp(str, "BLEN", 4) == 0) is_blend_file = 1; + } + } + else is_blend_file = 1; /* .B.blend */ + + if (is_blend_file) { + /* trick: mark the script so that its script struct won't be freed after + * the script is executed (to avoid a double free warning on exit): */ + script = G.main->script.first; + script->flags |= SCRIPT_GUI; + + BIF_write_autosave(); /* for safety let's preserve the current data */ + } /* for safety, any filename with .B.blend is considered the default one. * It doesn't seem necessary to compare file attributes (like st_ino and @@ -329,7 +375,7 @@ static PyObject *Blender_Load(PyObject *self, PyObject *args) * default one for sure. Taking any .B.blend file as the default is good * enough here. Note: the default file requires extra clean-up done by * BIF_read_homefile: freeing the user theme data. */ - if (!fname || strstr(fname, ".B.blend")) + if (!fname || (strstr(fname, ".B.blend") && is_blend_file)) BIF_read_homefile(); else BIF_read_file(fname); @@ -341,7 +387,6 @@ static PyObject *Blender_Load(PyObject *self, PyObject *args) static PyObject *Blender_Save(PyObject *self, PyObject *args) { char *fname = NULL; - char savefname[FILE_MAXFILE]; int overwrite = 0, len = 0; char *error = NULL; Library *li; @@ -365,23 +410,37 @@ static PyObject *Blender_Save(PyObject *self, PyObject *args) len = strlen(fname); - if (len > FILE_MAXFILE - 7) /* 6+1 for eventual .blend added below */ + if (len > FILE_MAXFILE) return EXPP_ReturnPyObjError(PyExc_AttributeError, "filename is too long!"); - else - BLI_strncpy(savefname, fname, len + 1); - - if (!strstr(fname, ".blend")) - BLI_strncpy(savefname + len, ".blend", 7); /* 7: BLI_strncpy adds '\0'*/ - - if (BLI_exists(savefname) && !overwrite) + else if (BLI_exists(fname) && !overwrite) return EXPP_ReturnPyObjError(PyExc_AttributeError, "file already exists and overwrite flag was not given."); - if (G.fileflags & G_AUTOPACK) packAll(); + disable_where_script(1); /* to avoid error popups in the write_* functions */ + + if (BLI_testextensie(fname, ".blend")) { + if (G.fileflags & G_AUTOPACK) packAll(); + if (!BLO_write_file(fname, G.fileflags, &error)) { + disable_where_script(0); + return EXPP_ReturnPyObjError(PyExc_SystemError, error); + } + } + else if (BLI_testextensie(fname, ".dxf")) + write_dxf(fname); + else if (BLI_testextensie(fname, ".stl")) + write_stl(fname); + else if (BLI_testextensie(fname, ".wrl")) + write_vrml(fname); + else if (BLI_testextensie(fname, ".obj")) + write_videoscape(fname); + else { + disable_where_script(0); + return EXPP_ReturnPyObjError(PyExc_AttributeError, + "unknown file extension."); + } - if (!BLO_write_file(savefname, G.fileflags, &error)) - return EXPP_ReturnPyObjError(PyExc_SystemError, error); + disable_where_script(0); Py_INCREF(Py_None); return Py_None; |