From 4c8291442695a841be30b5402a3bb9e77fed7bdf Mon Sep 17 00:00:00 2001
From: Jakub Trllo <jakub.trllo@gmail.com>
Date: Thu, 25 Aug 2022 16:02:49 +0200
Subject: [PATCH] implemented Houdini addon

---
 openpype/hosts/houdini/__init__.py | 44 +++++-------------------
 openpype/hosts/houdini/addon.py    | 55 ++++++++++++++++++++++++++++++
 2 files changed, 63 insertions(+), 36 deletions(-)
 create mode 100644 openpype/hosts/houdini/addon.py

diff --git a/openpype/hosts/houdini/__init__.py b/openpype/hosts/houdini/__init__.py
index a3ee38db8d..7fba9baddc 100644
--- a/openpype/hosts/houdini/__init__.py
+++ b/openpype/hosts/houdini/__init__.py
@@ -1,38 +1,10 @@
-import os
+from .addon import (
+    HoudiniAddon,
+    HOUDINI_HOST_DIR.
+)
 
 
-def add_implementation_envs(env, _app):
-    # Add requirements to HOUDINI_PATH and HOUDINI_MENU_PATH
-    pype_root = os.environ["OPENPYPE_REPOS_ROOT"]
-
-    startup_path = os.path.join(
-        pype_root, "openpype", "hosts", "houdini", "startup"
-    )
-    new_houdini_path = [startup_path]
-    new_houdini_menu_path = [startup_path]
-
-    old_houdini_path = env.get("HOUDINI_PATH") or ""
-    old_houdini_menu_path = env.get("HOUDINI_MENU_PATH") or ""
-
-    for path in old_houdini_path.split(os.pathsep):
-        if not path:
-            continue
-
-        norm_path = os.path.normpath(path)
-        if norm_path not in new_houdini_path:
-            new_houdini_path.append(norm_path)
-
-    for path in old_houdini_menu_path.split(os.pathsep):
-        if not path:
-            continue
-
-        norm_path = os.path.normpath(path)
-        if norm_path not in new_houdini_menu_path:
-            new_houdini_menu_path.append(norm_path)
-
-    # Add ampersand for unknown reason (Maybe is needed in Houdini?)
-    new_houdini_path.append("&")
-    new_houdini_menu_path.append("&")
-
-    env["HOUDINI_PATH"] = os.pathsep.join(new_houdini_path)
-    env["HOUDINI_MENU_PATH"] = os.pathsep.join(new_houdini_menu_path)
+__all__ = (
+    "HoudiniAddon",
+    "HOUDINI_HOST_DIR".
+)
diff --git a/openpype/hosts/houdini/addon.py b/openpype/hosts/houdini/addon.py
new file mode 100644
index 0000000000..255d6ed53f
--- /dev/null
+++ b/openpype/hosts/houdini/addon.py
@@ -0,0 +1,55 @@
+import os
+from openpype.modules import OpenPypeModule
+from openpype.modules.interfaces import IHostModule
+
+HOUDINI_HOST_DIR = os.path.dirname(os.path.abspath(__file__))
+
+
+class HoudiniAddon(OpenPypeModule, IHostModule):
+    name = "houdini"
+    host_name = "houdini"
+
+    def initialize(self, module_settings):
+        self.enabled = True
+
+    def add_implementation_envs(self, env, _app):
+        # Add requirements to HOUDINI_PATH and HOUDINI_MENU_PATH
+        startup_path = os.path.join(HOUDINI_HOST_DIR, "startup")
+        new_houdini_path = [startup_path]
+        new_houdini_menu_path = [startup_path]
+
+        old_houdini_path = env.get("HOUDINI_PATH") or ""
+        old_houdini_menu_path = env.get("HOUDINI_MENU_PATH") or ""
+
+        for path in old_houdini_path.split(os.pathsep):
+            if not path:
+                continue
+
+            norm_path = os.path.normpath(path)
+            if norm_path not in new_houdini_path:
+                new_houdini_path.append(norm_path)
+
+        for path in old_houdini_menu_path.split(os.pathsep):
+            if not path:
+                continue
+
+            norm_path = os.path.normpath(path)
+            if norm_path not in new_houdini_menu_path:
+                new_houdini_menu_path.append(norm_path)
+
+        # Add ampersand for unknown reason (Maybe is needed in Houdini?)
+        new_houdini_path.append("&")
+        new_houdini_menu_path.append("&")
+
+        env["HOUDINI_PATH"] = os.pathsep.join(new_houdini_path)
+        env["HOUDINI_MENU_PATH"] = os.pathsep.join(new_houdini_menu_path)
+
+    def get_launch_hook_paths(self, app):
+        if app.host_name != self.host_name:
+            return []
+        return [
+            os.path.join(HOUDINI_HOST_DIR, "hooks")
+        ]
+
+    def get_workfile_extensions(self):
+        return [".hip", ".hiplc", ".hipnc"]