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# ##### 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.
#
# ##### END GPL LICENSE BLOCK #####
# <pep8-80 compliant>
# for slightly faster access
from _bpy import ops as ops_module
# op_add = ops_module.add
op_dir = ops_module.dir
op_poll = ops_module.poll
op_call = ops_module.call
op_as_string = ops_module.as_string
op_get_rna = ops_module.get_rna
op_get_rna_type = ops_module.get_rna_type
op_get_instance = ops_module.get_instance
class BPyOps:
"""
Fake module like class.
bpy.ops
"""
__slots__ = ()
def __getattr__(self, module):
"""
gets a bpy.ops submodule
"""
if module.startswith('__'):
raise AttributeError(module)
return BPyOpsSubMod(module)
def __dir__(self):
submodules = set()
# add this classes functions
for id_name in dir(self.__class__):
if not id_name.startswith('__'):
submodules.add(id_name)
for id_name in op_dir():
id_split = id_name.split('_OT_', 1)
if len(id_split) == 2:
submodules.add(id_split[0].lower())
else:
submodules.add(id_split[0])
return list(submodules)
def __repr__(self):
return "<module like class 'bpy.ops'>"
class BPyOpsSubMod:
"""
Utility class to fake submodules.
eg. bpy.ops.object
"""
__slots__ = ("_module",)
def __init__(self, module):
self._module = module
def __getattr__(self, func):
"""
gets a bpy.ops.submodule function
"""
if func.startswith('__'):
raise AttributeError(func)
return BPyOpsSubModOp(self._module, func)
def __dir__(self):
functions = set()
module_upper = self._module.upper()
for id_name in op_dir():
id_split = id_name.split('_OT_', 1)
if len(id_split) == 2 and module_upper == id_split[0]:
functions.add(id_split[1])
return list(functions)
def __repr__(self):
return "<module like class 'bpy.ops.%s'>" % self._module
class BPyOpsSubModOp:
"""
Utility class to fake submodule operators.
eg. bpy.ops.object.somefunc
"""
__slots__ = ("_module", "_func")
def _get_doc(self):
idname = self.idname()
sig = op_as_string(self.idname())
# XXX You never quite know what you get from bpy.types,
# with operators... Operator and OperatorProperties
# are shadowing each other, and not in the same way for
# native ops and py ones! See T39158.
# op_class = getattr(bpy.types, idname)
op_class = op_get_rna_type(idname)
descr = op_class.description
return f"{sig}\n{descr}"
@staticmethod
def _parse_args(args):
C_dict = None
C_exec = 'EXEC_DEFAULT'
C_undo = False
is_dict = is_exec = is_undo = False
for i, arg in enumerate(args):
if is_dict is False and isinstance(arg, dict):
if is_exec is True or is_undo is True:
raise ValueError("dict arg must come first")
C_dict = arg
is_dict = True
elif is_exec is False and isinstance(arg, str):
if is_undo is True:
raise ValueError("string arg must come before the boolean")
C_exec = arg
is_exec = True
elif is_undo is False and isinstance(arg, int):
C_undo = arg
is_undo = True
else:
raise ValueError("1-3 args execution context is supported")
return C_dict, C_exec, C_undo
@staticmethod
def _scene_update(context):
scene = context.scene
if scene: # None in background mode
scene.update()
else:
import bpy
for scene in bpy.data.scenes:
scene.update()
__doc__ = property(_get_doc)
def __init__(self, module, func):
self._module = module
self._func = func
def poll(self, *args):
C_dict, C_exec, C_undo = BPyOpsSubModOp._parse_args(args)
return op_poll(self.idname_py(), C_dict, C_exec)
def idname(self):
# submod.foo -> SUBMOD_OT_foo
return self._module.upper() + "_OT_" + self._func
def idname_py(self):
# submod.foo -> SUBMOD_OT_foo
return self._module + "." + self._func
def __call__(self, *args, **kw):
import bpy
context = bpy.context
# Get the operator from blender
wm = context.window_manager
# run to account for any rna values the user changes.
BPyOpsSubModOp._scene_update(context)
if args:
C_dict, C_exec, C_undo = BPyOpsSubModOp._parse_args(args)
ret = op_call(self.idname_py(), C_dict, kw, C_exec, C_undo)
else:
ret = op_call(self.idname_py(), None, kw)
if 'FINISHED' in ret and context.window_manager == wm:
BPyOpsSubModOp._scene_update(context)
return ret
def get_rna_type(self):
"""Internal function for introspection"""
return op_get_rna_type(self.idname())
def get_rna(self):
"""Internal function for introspection"""
return op_get_rna(self.idname())
def get_instance(self):
"""Internal function for introspection"""
return op_get_instance(self.idname())
def __repr__(self): # useful display, repr(op)
# import bpy
return op_as_string(self.idname())
def __str__(self): # used for print(...)
return ("<function bpy.ops.%s.%s at 0x%x'>" %
(self._module, self._func, id(self)))
ops_fake_module = BPyOps()
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