def extract_bower_zipfile(self, zip_file, dest, expected_version=None):
        bower_json = None
        root = None
        deps_installed = []
        for info in zip_file.infolist():
            if PurePath(info.filename).name == "bower.json":
                with zip_file.open(info) as f:
                    bower_json = json.load(f)
                    root = str(PurePath(info.filename).parent)
                break
        version = bower_json["version"]
        if expected_version is not None:
            expected_version = Bower.clean_semver(expected_version)
            if not semver.match(version, expected_version):
                click.secho("error: versions do not match ({} =/= {})".format(
                    version, expected_version))
                raise InvalidPackageError
        if "dependencies" in bower_json:
            for package, version in bower_json["dependencies"].items():
                url = Bower.get_package_url(package)
                deps_installed.extend(self.get_bower_package(
                    url, dest=dest, version=version))
        ignore_patterns = [GitIgnorePattern(ig) for ig in bower_json["ignore"]]
        path_spec = PathSpec(ignore_patterns)
        namelist = [path for path in zip_file.namelist()
                    if PurePath(path).parts[0] == root]
        ignored = list(path_spec.match_files(namelist))
        for path in namelist:
            dest_path = PurePath(
                bower_json["name"],
                *PurePath(path).parts[1:])

            if path in ignored:
                continue

            for path in ignored:
                for parent in PurePath(path):
                    if parent in ignored:
                        continue

            if path.endswith("/"):
                if list(path_spec.match_files([str(dest_path)])):
                    ignored.append(PurePath(path))
                elif not (dest / dest_path).is_dir():
                    (dest / dest_path).mkdir(parents=True)
            else:
                target_path = dest / dest_path.parent / dest_path.name
                source = zip_file.open(path)
                target = target_path.open("wb")
                with source, target:
                    shutil.copyfileobj(source, target)
        deps_installed.append((bower_json["name"], bower_json["version"]))
        return deps_installed
def draw(self, context):
        layout = self.layout

        userpref = context.user_preferences
        edit = userpref.edit

        row = layout.row()

        col = row.column()
        col.label(text="Link Materials To:")
        col.prop(edit, "material_link", text="")

        col.separator()
        col.separator()
        col.separator()

        col.label(text="New Objects:")
        col.prop(edit, "use_enter_edit_mode")
        col.label(text="Align To:")
        col.prop(edit, "object_align", text="")

        col.separator()
        col.separator()
        col.separator()

        col.label(text="Undo:")
        col.prop(edit, "use_global_undo")
        col.prop(edit, "undo_steps", text="Steps")
        col.prop(edit, "undo_memory_limit", text="Memory Limit")

        row.separator()
        row.separator()

        col = row.column()
        col.label(text="Grease Pencil:")
        col.prop(edit, "grease_pencil_eraser_radius", text="Eraser Radius")
        col.separator()
        col.prop(edit, "grease_pencil_manhattan_distance", text="Manhattan Distance")
        col.prop(edit, "grease_pencil_euclidean_distance", text="Euclidean Distance")
        col.separator()
        col.prop(edit, "grease_pencil_default_color", text="Default Color")
        col.separator()
        col.prop(edit, "use_grease_pencil_simplify_stroke", text="Simplify Stroke")
        col.separator()
        col.separator()
        col.separator()
        col.separator()
        col.label(text="Playback:")
        col.prop(edit, "use_negative_frames")
        col.separator()
        col.separator()
        col.separator()
        col.label(text="Node Editor:")
        col.prop(edit, "node_margin")
        col.label(text="Animation Editors:")
        col.prop(edit, "fcurve_unselected_alpha", text="F-Curve Visibility")

        row.separator()
        row.separator()

        col = row.column()
        col.label(text="Keyframing:")
        col.prop(edit, "use_visual_keying")
        col.prop(edit, "use_keyframe_insert_needed", text="Only Insert Needed")

        col.separator()

        col.prop(edit, "use_auto_keying", text="Auto Keyframing:")
        col.prop(edit, "use_auto_keying_warning")

        sub = col.column()

        #~ sub.active = edit.use_keyframe_insert_auto # incorrect, time-line can enable
        sub.prop(edit, "use_keyframe_insert_available", text="Only Insert Available")

        col.separator()

        col.label(text="New F-Curve Defaults:")
        col.prop(edit, "keyframe_new_interpolation_type", text="Interpolation")
        col.prop(edit, "keyframe_new_handle_type", text="Handles")
        col.prop(edit, "use_insertkey_xyz_to_rgb", text="XYZ to RGB")

        col.separator()
        col.separator()
        col.separator()

        col.label(text="Transform:")
        col.prop(edit, "use_drag_immediately")

        row.separator()
        row.separator()

        col = row.column()
        col.prop(edit, "sculpt_paint_overlay_color", text="Sculpt Overlay Color")

        col.separator()
        col.separator()
        col.separator()

        col.label(text="Duplicate Data:")
        col.prop(edit, "use_duplicate_mesh", text="Mesh")
        col.prop(edit, "use_duplicate_surface", text="Surface")
        col.prop(edit, "use_duplicate_curve", text="Curve")
        col.prop(edit, "use_duplicate_text", text="Text")
        col.prop(edit, "use_duplicate_metaball", text="Metaball")
        col.prop(edit, "use_duplicate_armature", text="Armature")
        col.prop(edit, "use_duplicate_lamp", text="Lamp")
        col.prop(edit, "use_duplicate_material", text="Material")
        col.prop(edit, "use_duplicate_texture", text="Texture")
        #col.prop(edit, "use_duplicate_fcurve", text="F-Curve")
        col.prop(edit, "use_duplicate_action", text="Action")
        col.prop(edit, "use_duplicate_particle", text="Particle")