use cas

[audio.git] / apps / archive / utils.py

diff --git a/apps/archive/utils.py b/apps/archive/utils.py
index 6e0a8d1..3e89a8b 100755 (executable)
--- a/apps/archive/utils.py
+++ b/apps/archive/utils.py
@@ -1,4 +1,7 @@
 from hashlib import sha1
+import os
+import os.path
+from django.core.files.storage import FileSystemStorage
 from django.core.files.uploadedfile import UploadedFile
 
 
@@ -15,8 +18,27 @@ class ExistingFile(UploadedFile):
         pass
 
 
+class OverwriteStorage(FileSystemStorage):
+
+    def _save(self, name, content):
+        if self.exists(name):
+            self.delete(name)
+        return super(OverwriteStorage, self)._save(name, content)
+
+    def get_available_name(self, name):
+        return name
+
+
 def sha1_file(f):
     sha = sha1()
     for piece in iter(lambda: f.read(1024*1024), ''):
         sha.update(piece)
     return sha.hexdigest()
+
+
+def all_files(root_path):
+    root_len = len(root_path)
+    for path, dirs, files in os.walk(root_path):
+       for fname in files:
+           yield os.path.join(path, fname)[root_len:].lstrip('/')
+