markup utils: add clean_path()

2019-10-19 22:09:10 -07:00
parent e434d3f705
commit c18bedeb81
1 changed files with 8 additions and 0 deletions
--- a/markup/utils.py
+++ b/markup/utils.py
@ -1,4 +1,5 @@
 import os
+import re
 import shutil

 from django.conf import settings
@ -84,3 +85,10 @@ def ensure_dir(dir):
 def set_file_perms(file):
    os.chmod(file, 0o664)
    shutil.chown(file, group='procat')
+
+
+def clean_path(path):
+    """Replace filesystem-hostile characters"""
+    path = re.sub(r'[<>]', '', path)
+    path = re.sub(r'[^\w@]', '_', path)
+    return path