Adds custom compile management command

bookwyrm/management/commands/compilethemes.py

@@ -0,0 +1,32 @@
+""" Compile themes """
+import os
+from django.contrib.staticfiles.utils import get_files
+from django.contrib.staticfiles.storage import StaticFilesStorage
+from django.core.files.base import ContentFile
+from django.core.management.base import BaseCommand
+
+import sass
+from sass_processor.processor import SassProcessor
+
+# pylint: disable=line-too-long
+class Command(BaseCommand):
+    """Compile themes"""
+
+    help = "Compile theme scss files"
+
+    # pylint: disable=no-self-use,unused-argument
+    def handle(self, *args, **options):
+        """compile themes"""
+        storage = StaticFilesStorage()
+        theme_files = list(get_files(storage, location="css/themes"))
+        theme_files = [t for t in theme_files if t[-5:] == '.scss']
+        for filename in theme_files:
+            path = storage.path(filename)
+            content = sass.compile(
+                filename=path,
+                include_paths=SassProcessor.include_paths,
+            )
+            basename, _ = os.path.splitext(path)
+            destination_filename = basename + '.css'
+            print(f"saving f{destination_filename}")
+            storage.save(destination_filename, ContentFile(content))