Added translation: path → path replacement variable

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):