Source Code for Module osaf.servlets.lobviewer

 1  #   Copyright (c) 2003-2007 Open Source Applications Foundation 
 2  # 
 3  #   Licensed under the Apache License, Version 2.0 (the "License"); 
 4  #   you may not use this file except in compliance with the License. 
 5  #   You may obtain a copy of the License at 
 6  # 
 7  #       http://www.apache.org/licenses/LICENSE-2.0 
 8  # 
 9  #   Unless required by applicable law or agreed to in writing, software 
10  #   distributed under the License is distributed on an "AS IS" BASIS, 
11  #   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
12  #   See the License for the specific language governing permissions and 
13  #   limitations under the License. 
14   
15   
16  import logging 
17  from osaf import webserver 
18   
19  logger = logging.getLogger(__name__) 
20   
21 -class LobViewerResource(webserver.AuthenticatedResource): 
22      isLeaf = True 
23 -    def render_GET(self, request): 
24   
25          try: 
26              # The Server item will give us the repositoryView during 
27              # startup. 
28              repoView = self.myView 
29   
30              (uuid, attrName) = request.postpath 
31              item = repoView.findUUID(uuid) 
32              attr = getattr(item, attrName) 
33              mimeType = attr.mimetype 
34              request.setHeader('Content-Type', mimeType) 
35              input = attr.getInputStream() 
36              data = input.read() 
37              input.close() 
38              request.setHeader('Content-Length', len(data)) 
39              return data 
40   
41          except Exception, e: 
42              logging.exception(e) 
43              return "" 
44