add the option to specify the appdata location

src/compas_rhino/__init__.py

@@ -42,6 +42,8 @@
 GRASSHOPPER_PLUGIN_GUID = "b45a29b1-4343-4035-989e-044e8580d9cf"
 RHINOCYCLES_PLUGIN_GUID = "9bc28e9e-7a6c-4b8f-a0c6-3d05e02d1b97"
 
+RHINO_APPDATA = None
+
 
 __all__ = [
     "PURGE_ON_DELETE",
@@ -177,12 +179,14 @@ def _get_rhino_application_folder(version):
 
 def _get_rhino_appdata_folder():
     if compas.WINDOWS:
-        app = os.path.join(os.getenv("APPDATA"), "McNeel", "Rhinoceros")
+        root = RHINO_APPDATA or os.getenv("APPDATA")
+        app = os.path.join(root, "McNeel", "Rhinoceros")
 
     elif compas.OSX:
-        app = os.path.join(
-            os.getenv("HOME"), "Library", "Application Support", "McNeel", "Rhinoceros"
+        root = RHINO_APPDATA or os.path.join(
+            os.getenv("HOME"), "Library", "Application Support"
         )
+        app = os.path.join(root, "McNeel", "Rhinoceros")
 
     else:
         raise Exception("Unsupported platform")

src/compas_rhino/install.py

@@ -17,7 +17,7 @@
 INSTALLED_VERSION = None
 
 
-def install(version=None, packages=None, clean=False):
+def install(version=None, packages=None, clean=False, location=None):
     """Install COMPAS for Rhino.
 
     Parameters
@@ -32,6 +32,10 @@ def install(version=None, packages=None, clean=False):
     clean : bool, optional
         If True, this will clean up the entire scripts folder and remove
         also existing symlinks that are not importable in the current environment.
+    location : str, optional
+        The location of the Rhino installation.
+        This optional argument could be used to install in a different location than the standard one.
+        The value of this argument should be the full path of the folder containing
 
     Examples
     --------
@@ -45,6 +49,8 @@ def install(version=None, packages=None, clean=False):
         python -m compas_rhino.install
 
     """
+    compas_rhino.RHINO_APPDATA = location
+
     version = compas_rhino._check_rhino_version(version)
 
     # We install COMPAS packages in the scripts folder
@@ -387,7 +393,17 @@ def _filter_installable_packages(version, packages):
     )
     parser.add_argument("-p", "--packages", nargs="+", help="The packages to install.")
     parser.add_argument("--clean", dest="clean", default=False, action="store_true")
+    parser.add_argument(
+        "--location",
+        dest="location",
+        help="The location of the folder containing the top level 'McNeel' folder, if not APPDATA (Windows) or Application Support (OSX).",
+    )
 
     args = parser.parse_args()
 
-    install(version=args.version, packages=args.packages, clean=args.clean)
+    install(
+        version=args.version,
+        packages=args.packages,
+        clean=args.clean,
+        location=args.location,
+    )