Skip to content
Snippets Groups Projects
development_edit_operator.py 9.66 KiB
Newer Older
  • Learn to ignore specific revisions
  • # ##### 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 #####
    
    
    bl_info = {
        "name": "Edit Operator Source",
        "author": "scorpion81",
        "version": (1, 2, 2),
        "blender": (2, 80, 0),
    
        "location": "Text Editor > Sidebar > Edit Operator",
    
        "description": "Opens source file of chosen operator or call locations, if source not available",
        "warning": "",
    
    meta-androcto's avatar
    meta-androcto committed
        "wiki_url": "https://docs.blender.org/manual/en/dev/addons/"
                    "development/edit_operator.html",
    
        "category": "Development"}
    
    import bpy
    import sys
    import os
    import inspect
    from bpy.types import (
            Operator,
            Panel,
            Header,
            Menu,
            PropertyGroup
            )
    
    from bpy.props import (
    
            EnumProperty,
            StringProperty,
            IntProperty
            )
    
    def stdlib_excludes():
        #need a handy list of modules to avoid walking into
        import distutils.sysconfig as sysconfig
        excludes = []
        std_lib = sysconfig.get_python_lib(standard_lib=True)
        for top, dirs, files in os.walk(std_lib):
            for nm in files:
                if nm != '__init__.py' and nm[-3:] == '.py':
                    excludes.append(os.path.join(top, nm)[len(std_lib)+1:-3].replace('\\','.'))
    
        return excludes
    
    def make_loc(prefix, c):
        #too long and not helpful... omitting for now
        space = ""
        #if hasattr(c, "bl_space_type"):
        #    space = c.bl_space_type
    
        region = ""
        #if hasattr(c, "bl_region_type"):
        #   region = c.bl_region_type
    
        label = ""
        if hasattr(c, "bl_label"):
            label = c.bl_label
    
        return prefix+": " + space + " " + region + " " + label
    
    def walk_module(opname, mod, calls=[], exclude=[]):
    
        for name, m in inspect.getmembers(mod):
            if inspect.ismodule(m):
                if m.__name__ not in exclude:
                    #print(name, m.__name__)
                    walk_module(opname, m, calls, exclude)
            elif inspect.isclass(m):
                if (issubclass(m, Panel) or \
                    issubclass(m, Header) or \
                    issubclass(m, Menu)) and mod.__name__ != "bl_ui":
                    if hasattr(m, "draw"):
                        loc = ""
                        file = ""
                        line = -1
                        src, n = inspect.getsourcelines(m.draw)
                        for i, s in enumerate(src):
                            if opname in s:
                                file = mod.__file__
                                line = n + i
    
                                if issubclass(m, Panel) and name != "Panel":
                                    loc = make_loc("Panel", m)
                                    calls.append([opname, loc, file, line])
                                if issubclass(m, Header) and name != "Header":
                                    loc = make_loc("Header", m)
                                    calls.append([opname, loc, file, line])
                                if issubclass(m, Menu) and name != "Menu":
                                    loc = make_loc("Menu", m)
                                    calls.append([opname, loc, file, line])
    
    
    def getclazz(opname):
        opid = opname.split(".")
        opmod = getattr(bpy.ops, opid[0])
        op = getattr(opmod, opid[1])
        id = op.get_rna_type().bl_rna.identifier
        try:
            clazz = getattr(bpy.types, id)
            return clazz
        except AttributeError:
            return None
    
    
    def getmodule(opname):
        addon = True
        clazz = getclazz(opname)
    
        modn = clazz.__module__
    
        try:
            line = inspect.getsourcelines(clazz)[1]
        except IOError:
            line = -1
        except TypeError:
            line = -1
    
        if modn == 'bpy.types':
            mod = 'C operator'
            addon = False
        elif modn != '__main__':
            mod = sys.modules[modn].__file__
        else:
            addon = False
            mod = modn
    
        return mod, line, addon
    
    
    def get_ops():
        allops = []
        opsdir = dir(bpy.ops)
        for opmodname in opsdir:
            opmod = getattr(bpy.ops, opmodname)
            opmoddir = dir(opmod)
            for o in opmoddir:
                name = opmodname + "." + o
                clazz = getclazz(name)
                #if (clazz is not None) :# and clazz.__module__ != 'bpy.types'):
                allops.append(name)
            del opmoddir
    
        # add own operator name too, since its not loaded yet when this is called
        allops.append("text.edit_operator")
        l = sorted(allops)
        del allops
        del opsdir
    
        return [(y, y, "", x) for x, y in enumerate(l)]
    
    class OperatorEntry(PropertyGroup):
    
        label : StringProperty(
                name="Label",
                description="",
                default=""
                )
    
        path : StringProperty(
                name="Path",
                description="",
                default=""
                )
    
        line : IntProperty(
                name="Line",
                description="",
                default=-1
    
    
    class TEXT_OT_EditOperator(Operator):
        bl_idname = "text.edit_operator"
        bl_label = "Edit Operator"
        bl_description = "Opens the source file of operators chosen from Menu"
        bl_property = "op"
    
        items = get_ops()
    
        op : EnumProperty(
                name="Op",
                description="",
                items=items
                )
    
        path : StringProperty(
                name="Path",
                description="",
                default=""
                )
    
        line : IntProperty(
                name="Line",
                description="",
                default=-1
                )
    
        def show_text(self, context, path, line):
            found = False
    
            for t in bpy.data.texts:
                if t.filepath == path:
                    #switch to the wanted text first
                    context.space_data.text = t
                    ctx = context.copy()
                    ctx['edit_text'] = t
                    bpy.ops.text.jump(ctx, line=line)
                    found = True
                    break
    
            if (found is False):
                self.report({'INFO'},
                            "Opened file: " + path)
                bpy.ops.text.open(filepath=path)
                bpy.ops.text.jump(line=line)
    
        def show_calls(self, context):
            import bl_ui
            import addon_utils
    
            exclude = stdlib_excludes()
            exclude.append("bpy")
            exclude.append("sys")
    
            calls = []
            walk_module(self.op, bl_ui, calls, exclude)
    
            for m in addon_utils.modules():
                try:
                    mod = sys.modules[m.__name__]
                    walk_module(self.op, mod, calls, exclude)
                except KeyError:
                    continue
    
            for c in calls:
                cl = context.scene.calls.add()
                cl.name = c[0]
                cl.label = c[1]
                cl.path = c[2]
                cl.line = c[3]
    
        def invoke(self, context, event):
            context.window_manager.invoke_search_popup(self)
            return {'PASS_THROUGH'}
    
        def execute(self, context):
            if self.path != "" and self.line != -1:
                #invocation of one of the "found" locations
                self.show_text(context, self.path, self.line)
    
                return {'FINISHED'}
    
            else:
                context.scene.calls.clear()
                path, line, addon = getmodule(self.op)
    
                if addon:
                    self.show_text(context, path, line)
    
                    #add convenient "source" button, to toggle back from calls to source
                    c = context.scene.calls.add()
                    c.name = self.op
                    c.label = "Source"
                    c.path = path
                    c.line = line
    
                    self.show_calls(context)
                    context.area.tag_redraw()
    
                    self.report({'WARNING'},
                                "Found no source file for " + self.op)
    
                    self.show_calls(context)
                    context.area.tag_redraw()
    
                    return {'FINISHED'}
    
    
    class TEXT_PT_EditOperatorPanel(Panel):
        bl_space_type = 'TEXT_EDITOR'
        bl_region_type = 'UI'
        bl_label = "Edit Operator"
        bl_category = "Text"
    
        bl_options = {'DEFAULT_CLOSED'}
    
    
        def draw(self, context):
            layout = self.layout
            op = layout.operator("text.edit_operator")
            op.path = ""
            op.line = -1
    
            if len(context.scene.calls) > 0:
                box = layout.box()
                box.label(text="Calls of: " + context.scene.calls[0].name)
                box.operator_context = 'EXEC_DEFAULT'
                for c in context.scene.calls:
                    op = box.operator("text.edit_operator", text=c.label)
                    op.path = c.path
                    op.line = c.line
                    op.op = c.name
    
    
    def register():
        bpy.utils.register_class(OperatorEntry)
    
        bpy.types.Scene.calls = bpy.props.CollectionProperty(name="Calls",
    
                                                             type=OperatorEntry)
        bpy.utils.register_class(TEXT_OT_EditOperator)
        bpy.utils.register_class(TEXT_PT_EditOperatorPanel)
    
    
    def unregister():
        bpy.utils.unregister_class(TEXT_PT_EditOperatorPanel)
        bpy.utils.unregister_class(TEXT_OT_EditOperator)
        del bpy.types.Scene.calls
        bpy.utils.unregister_class(OperatorEntry)
    
    
    if __name__ == "__main__":
        register()