Fixed addon file directory as extension

Author: RivinHD

__init__.py

@@ -6,7 +6,7 @@
     "name": "Script To Button",
     "author": "RivinHD",
     "blender": (3, 6, 0),
-    "version": (2, 3, 0),
+    "version": (2, 3, 1),
     "location": "View3D",
     "category": "System",
     "doc_url": "https://github.com/RivinHD/ScriptToButton/wiki",

blender_manifest.toml

@@ -3,7 +3,7 @@ schema_version = "1.0.0"
 # Example of manifest file for a Blender extension
 # Change the values according to your extension
 id = "script_to_button"
-version = "2.3.0"
+version = "2.3.1"
 name = "Script To Button"
 tagline = "Converts scripts to buttons"
 maintainer = "RivinHD"

functions.py

@@ -7,6 +7,8 @@
 from typing import TYPE_CHECKING, Union
 import functools
 from .import dynamic_panels as panels
+from . import __package__ as base_package
+from .wrapper import get_user_path
 if TYPE_CHECKING:
     from .preferences import STB_preferences
     from .properties import STB_button_properties
@@ -25,24 +27,24 @@
 
 
 def get_preferences(context: Context) -> STB_preferences:
-    return context.preferences.addons[__package__].preferences
+    return context.preferences.addons[base_package].preferences
+
+
+def get_storage_dir():
+    return get_user_path(base_package, "Storage", True)
 
 
 def save_text(active_text: Text, script_name: str) -> None:
     text = active_text.as_string()
-    storage_dir = os.path.join(os.path.dirname(
-        os.path.abspath(__file__)), "Storage")
-    if not os.path.isdir(storage_dir):
-        os.mkdir(storage_dir)
+    storage_dir = get_storage_dir()
     destination = os.path.join(storage_dir, "%s.py" % script_name)
     with open(destination, 'w', encoding='utf8') as outfile:
         outfile.write(text)
 
 
 def get_text(script_name: str) -> None:
     destination = os.path.join(
-        os.path.dirname(os.path.abspath(__file__)),
-        "Storage",
+        get_storage_dir(),
         "%s.py" % script_name
     )
     if bpy.data.texts.find(script_name) == -1:
@@ -54,10 +56,7 @@ def get_text(script_name: str) -> None:
 
 
 def get_all_saved_scripts() -> list:
-    storage_dir = os.path.join(os.path.dirname(
-        os.path.abspath(__file__)), "Storage")
-    if not os.path.isdir(storage_dir):
-        os.mkdir(storage_dir)
+    storage_dir = get_storage_dir()
     scripts = []
     for file in os.listdir(storage_dir):
         scripts.append(file.replace(".py", ""))
@@ -390,8 +389,7 @@ def remove_button(context: Context, delete_file: bool, delete_text: bool):
 
     if delete_file:
         os.remove(os.path.join(
-            os.path.dirname(__file__),
-            "Storage",
+            get_storage_dir(),
             "%s.py" % name
         ))
     if delete_text:
@@ -607,8 +605,7 @@ def get_export_text(selection):
     if text:
         text = text.as_string()
     else:
-        destination = "%s/Storage/%s.py" % (os.path.dirname(
-            os.path.abspath(__file__)), selection.name)
+        destination = os.path.join(get_storage_dir(), f"{selection.name}.py")
         with open(destination, 'r', encoding="utf-8") as file:
             text = file.read()
     return text
@@ -707,15 +704,14 @@ def rename(context: Context, name: str):
     if bpy.data.texts.find(STB_pref.selected_button) == -1:
         get_text(STB_pref.selected_button)
     text = bpy.data.texts[STB_pref.selected_button]
-    directory = os.path.dirname(os.path.abspath(__file__))
-    old_path = os.path.join(directory, "Storage", "%s.py" %
+    old_path = os.path.join(get_storage_dir(), "%s.py" %
                             STB_pref.selected_button)
     if name != button.name:
         name = check_for_duplicates(get_all_button_names(context).difference([button.name]), name)
     button.name = name
     button.selected = True
     text.name = name
-    os.rename(old_path, os.path.join(directory, "Storage", "%s.py" % name))
+    os.rename(old_path, os.path.join(get_storage_dir(), "%s.py" % name))
     if not STB_pref.autoload:
         bpy.data.texts.remove(text)
 

preferences.py

@@ -3,13 +3,14 @@
 from bpy.props import StringProperty, BoolProperty, EnumProperty, CollectionProperty, IntProperty
 from .functions import get_preferences
 import rna_keymap_ui
+from . import __package__ as base_package
 
 keymaps = {}
 keymap_items = []
 
 
 class STB_preferences(AddonPreferences):
-    bl_idname = __package__
+    bl_idname = base_package
 
     button_name: StringProperty(
         name="Name",

wrapper.py

@@ -0,0 +1,38 @@
+# ===============================================================================
+# Wrapper functions for Blender API to support multiple LTS versions of Blender.
+# This script should be independent of any local import to avoid circular imports.
+#
+# Supported Blender versions (Updated: 2024-11-04):
+# - 4.2 LTS and above
+# - 3.6 LTS
+# ===============================================================================
+
+import bpy
+from bpy.app import version
+
+import os
+
+
+def get_user_path(package: str, path: str = '', create: bool = False):
+    """
+    Return a user writable directory associated with an extension.
+
+    Args:
+        package (str): The __package__ of the extension.
+        path (str, optional): Optional subdirectory. Defaults to ''.
+        create (bool, optional): Treat the path as a directory and create it if its not existing. Defaults to False.
+    """
+    fallback = os.path.dirname(__file__)
+    try:
+        if version >= (4, 2, 0):
+            return bpy.utils.extension_path_user(package, path=path, create=create)
+        else:
+            return fallback  # The Fallback path is also the extension user directory for Blender 3.6 LTS.
+    except ValueError as err:
+        print("ERROR STB: ValueError: %s" % str(err))
+        if err.args[0] == "The \"package\" does not name an extension":
+            print("--> This error might be caused as the addon is installed the first time.")
+            print("    If this errors remains please try reinstalling the Add-on and report it to the developer.")
+
+        print("    Fallback to old extension directory: %s." % fallback)
+        return fallback