fixed some problems with admin no GAE, still readonly

gluon/cfs.py

@@ -14,6 +14,7 @@ FOR INTERNAL USE ONLY
 
 import os
 import thread
+import logging
 from fileutils import read_file
 
 cfs = {}  # for speed-up
@@ -34,15 +35,16 @@ def getcfs(key, filename, filter=None):
     This is used on Google App Engine since pyc files cannot be saved.
     """
     try:
+        logging.info(filename)
         t = os.stat(filename).st_mtime
     except OSError:
-        return filter()
+        return filter() if callable(filter) else ''
     cfs_lock.acquire()
     item = cfs.get(key, None)
     cfs_lock.release()
     if item and item[0] == t:
         return item[1]
-    if not filter:
+    if not callable(filter):
         data = read_file(filename)
     else:
         data = filter()

gluon/dal.py

@@ -4329,9 +4329,9 @@ class GoogleDatastoreAdapter(NoSQLAdapter):
 
     def select_raw(self,query,fields=None,attributes=None):
         db = self.db
-        args_get = attributes.get
         fields = fields or []
         attributes = attributes or {}
+        args_get = attributes.get
         new_fields = []
         for item in fields:
             if isinstance(item,SQLALL):

gluon/languages.py

@@ -429,7 +429,10 @@ class translator(object):
         self.request = request
         self.folder = request.folder
         self.langpath = ospath.join(self.folder,'languages')
-        self.filenames = set(os.listdir(self.langpath))        
+        try:
+            self.filenames = set(os.listdir(self.langpath))        
+        except:
+            self.filenames = set()
         self.http_accept_language = request.env.http_accept_language
         # self.cache                        # filled in self.force()
         # self.accepted_language = None     # filled in self.force()