Added translation: path → path replacement variable

blender_cloud/flamenco/__init__.py

@@ -139,6 +139,9 @@ class FLAMENCO_OT_render(async_loop.AsyncModalOperatorMixin,
         if not await self.authenticate(context):
             return
 
+        import pillarsdk.exceptions
+        from .sdk import Manager
+        from ..pillar import pillar_call
         from ..blender import preferences
 
         scene = context.scene
@@ -160,15 +163,26 @@ class FLAMENCO_OT_render(async_loop.AsyncModalOperatorMixin,
         if not outfile:
             return
 
-        # Create the job at Flamenco Server.
+        # Fetch Manager for doing path replacement.
+        self.log.info('Going to fetch manager %s', self.user_id)
         prefs = preferences()
 
+        manager_id = prefs.flamenco_manager.manager
+        try:
+            manager = await pillar_call(Manager.find, manager_id)
+        except pillarsdk.exceptions.ResourceNotFound:
+            self.report({'ERROR'}, 'Manager %s not found, refresh your managers in '
+                                   'the Blender Cloud add-on settings.' % manager_id)
+            self.quit()
+            return
+
+        # Create the job at Flamenco Server.
         context.window_manager.flamenco_status = 'COMMUNICATING'
         settings = {'blender_cmd': '{blender}',
                     'chunk_size': scene.flamenco_render_fchunk_size,
-                    'filepath': str(outfile),
+                    'filepath': manager.replace_path(outfile),
                     'frames': scene.flamenco_render_frame_range,
-                    'render_output': str(render_output),
+                    'render_output': manager.replace_path(render_output),
                     }
 
         # Add extra settings specific to the job type
@@ -188,7 +202,7 @@ class FLAMENCO_OT_render(async_loop.AsyncModalOperatorMixin,
         try:
             job_info = await create_job(self.user_id,
                                         prefs.project.project,
-                                        prefs.flamenco_manager.manager,
+                                        manager_id,
                                         scene.flamenco_render_job_type,
                                         settings,
                                         'Render %s' % filepath.name,

blender_cloud/flamenco/sdk.py

@@ -1,9 +1,51 @@
+import functools
+import pathlib
+
 from pillarsdk.resource import List, Find, Create
 
 
 class Manager(List, Find):
     """Manager class wrapping the REST nodes endpoint"""
     path = 'flamenco/managers'
+    PurePlatformPath = pathlib.PurePath
+
+    @functools.lru_cache()
+    def _sorted_path_replacements(self) -> list:
+        import sys
+
+        if self.path_replacement is None:
+            return []
+
+        print('SORTING PATH REPLACEMENTS')
+
+        items = self.path_replacement.to_dict().items()
+
+        def by_length(item):
+            return -len(item[0]), item[0]
+
+        platform = sys.platform
+        return [(varname, platform_replacements[platform])
+                for varname, platform_replacements in sorted(items, key=by_length)]
+
+    def replace_path(self, some_path: pathlib.PurePath) -> str:
+        """Performs path variable replacement.
+
+        Tries to find platform-specific path prefixes, and replaces them with
+        variables.
+        """
+
+        for varname, path in self._sorted_path_replacements():
+            replacement = self.PurePlatformPath(path)
+            try:
+                relpath = some_path.relative_to(replacement)
+            except ValueError:
+                # Not relative to each other, so no replacement possible
+                continue
+
+            replacement_root = self.PurePlatformPath('{%s}' % varname)
+            return (replacement_root / relpath).as_posix()
+
+        return some_path.as_posix()
 
 
 class Job(List, Find, Create):