Refactor.

pybossa/api/api_base.py

@@ -370,7 +370,7 @@ def _preprocess_post_data(self, data):
 
     def _preprocess_request(self, request):
         """Method to be overridden by inheriting classes that will
-        perform preprocessong on the POST request"""
+        perform preprocessong on the POST and PUT request"""
         pass
 
     def _create_instance_from_request(self, data):

pybossa/api/project.py

@@ -53,10 +53,10 @@ class ProjectAPI(APIBase):
 
     def _preprocess_request(self, request):
         # Limit maximum post data size.
-        content_length = request.content_length if request else None
+        content_length = request.content_length if request else 0
         max_length_mb = current_app.config.get('TASK_PRESENTER_MAX_SIZE_MB', 2) if current_app and current_app.config else 0
         max_length_bytes = max_length_mb * 1024 * 1024 # Maximum POST data size (MB)
-        if content_length is not None and max_length_bytes > 0 and content_length > max_length_bytes:
+        if content_length and max_length_bytes and content_length > max_length_bytes:
             raise BadRequest('The task presenter/guidelines content exceeds ' +
                 str(max_length_mb) +
                 ' MB. Please move large content to an external file.')

pybossa/view/projects.py

@@ -618,7 +618,7 @@ def task_presenter_editor(short_name):
             flash(gettext('Ooops! Only project owners can update.'),
                   'error')
             errors = True
-        elif content_length is not None and content_length > max_length_bytes:
+        elif content_length and content_length > max_length_bytes:
             flash(gettext('The task presenter/guidelines content exceeds ' + str(max_length_mb) +
                   ' MB. Please move large content to an external file.'),
                   'error')