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| 1 # Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 # Use of this source code is govered by a BSD-style |
| 3 # license that can be found in the LICENSE file or at |
| 4 # https://developers.google.com/open-source/licenses/bsd |
| 5 |
| 6 """Servlet to show the original email that caused an issue comment. |
| 7 |
| 8 The text of the body the email is shown in an HTML page with <pre>. |
| 9 All the text is automatically escaped by EZT to make it safe to |
| 10 include in an HTML page. |
| 11 """ |
| 12 |
| 13 import logging |
| 14 from third_party import ezt |
| 15 |
| 16 from framework import filecontent |
| 17 from framework import permissions |
| 18 from framework import servlet |
| 19 from services import issue_svc |
| 20 |
| 21 |
| 22 class IssueOriginal(servlet.Servlet): |
| 23 """IssueOriginal shows an inbound email that caused an issue comment.""" |
| 24 |
| 25 _PAGE_TEMPLATE = 'tracker/issue-original-page.ezt' |
| 26 |
| 27 def AssertBasePermission(self, mr): |
| 28 """Make sure that the logged in user has permission to view this page.""" |
| 29 super(IssueOriginal, self).AssertBasePermission(mr) |
| 30 issue, comment = self._GetIssueAndComment(mr) |
| 31 |
| 32 # TODO(jrobbins): take granted perms into account here. |
| 33 if issue and not permissions.CanViewIssue( |
| 34 mr.auth.effective_ids, mr.perms, mr.project, issue, |
| 35 allow_viewing_deleted=True): |
| 36 raise permissions.PermissionException( |
| 37 'User is not allowed to view this issue') |
| 38 |
| 39 can_view_inbound_message = self.CheckPerm( |
| 40 mr, permissions.VIEW_INBOUND_MESSAGES, art=issue) |
| 41 can_delete = permissions.CanDelete( |
| 42 mr.auth.user_id, mr.auth.effective_ids, mr.perms, |
| 43 comment.deleted_by, comment.user_id, |
| 44 mr.project, permissions.GetRestrictions(issue)) |
| 45 if not can_view_inbound_message and not can_delete: |
| 46 raise permissions.PermissionException( |
| 47 'Only project members may view original email text') |
| 48 |
| 49 def GatherPageData(self, mr): |
| 50 """Build up a dictionary of data values to use when rendering the page. |
| 51 |
| 52 Args: |
| 53 mr: commonly used info parsed from the request. |
| 54 |
| 55 Returns: |
| 56 Dict of values used by EZT for rendering the page. |
| 57 """ |
| 58 issue, comment = self._GetIssueAndComment(mr) |
| 59 message_body_unicode, is_binary, _is_long = ( |
| 60 filecontent.DecodeFileContents(comment.inbound_message)) |
| 61 |
| 62 # Take out the iso8859-1 non-breaking-space characters that gmail |
| 63 # inserts between consecutive spaces when quoting text in a reply. |
| 64 # You can see this in gmail by sending a plain text reply to a |
| 65 # message that had multiple spaces on some line, then use the |
| 66 # "Show original" menu item to view your reply, you will see "=A0". |
| 67 #message_body_unicode = message_body_unicode.replace(u'\xa0', u' ') |
| 68 |
| 69 page_data = { |
| 70 'local_id': issue.local_id, |
| 71 'seq': comment.sequence, |
| 72 'is_binary': ezt.boolean(is_binary), |
| 73 'message_body': message_body_unicode, |
| 74 } |
| 75 |
| 76 return page_data |
| 77 |
| 78 def _GetIssueAndComment(self, mr): |
| 79 """Wait on retriving the specified issue and issue comment.""" |
| 80 if mr.local_id is None or mr.seq is None: |
| 81 self.abort(404, 'issue or comment not specified') |
| 82 |
| 83 try: |
| 84 issue = self.services.issue.GetIssueByLocalID( |
| 85 mr.cnxn, mr.project_id, mr.local_id) |
| 86 except issue_svc.NoSuchIssueException: |
| 87 self.abort(404, 'issue not found') |
| 88 |
| 89 comments = self.services.issue.GetCommentsForIssue( |
| 90 mr.cnxn, issue.issue_id) |
| 91 |
| 92 try: |
| 93 comment = comments[mr.seq] |
| 94 except IndexError: |
| 95 self.abort(404, 'comment not found') |
| 96 |
| 97 return issue, comment |
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