Commit | Line | Data |
---|---|---|
4b860cb8 CAW |
1 | # GNU MediaGoblin -- federated, autonomous media hosting |
2 | # Copyright (C) 2011 Free Software Foundation, Inc | |
3 | # | |
4 | # This program is free software: you can redistribute it and/or modify | |
5 | # it under the terms of the GNU Affero General Public License as published by | |
6 | # the Free Software Foundation, either version 3 of the License, or | |
7 | # (at your option) any later version. | |
8 | # | |
9 | # This program is distributed in the hope that it will be useful, | |
10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | # GNU Affero General Public License for more details. | |
13 | # | |
14 | # You should have received a copy of the GNU Affero General Public License | |
15 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
16 | ||
17 | from mediagoblin.util import lazy_pass_to_ugettext as _ | |
18 | ||
19 | class BaseProcessingFail(Exception): | |
20 | """ | |
21 | Base exception that all other processing failure messages should | |
22 | subclass from. | |
23 | ||
24 | You shouldn't call this itself; instead you should subclass it | |
25 | and provid the exception_path and general_message applicable to | |
26 | this error. | |
27 | """ | |
28 | general_message = u'' | |
29 | ||
30 | @property | |
31 | def exception_path(self): | |
32 | return u"%s.%s" % ( | |
33 | self.__class__.__module__, self.__class__.__name__) | |
34 | ||
35 | def __init__(self, **metadata): | |
36 | self.metadata = metadata or {} | |
37 | ||
38 | def generate_error_message(self): | |
39 | """ | |
40 | Generate an error to display to users in the panel. | |
41 | ||
42 | Uses this class's general_message, possibly interpolated | |
43 | with any metadata in self.metadata['error_message_vars'], | |
44 | if appropriate. | |
45 | """ | |
46 | return self.general_message % self.metadata.get('error_message_vars', {}) | |
47 | ||
48 | ||
49 | class BadMediaFail(BaseProcessingFail): | |
50 | """ | |
51 | Error that should be raised when an inappropriate file was given | |
52 | for the media type specified. | |
53 | """ | |
54 | general_message = _(u'Invalid file given for media type.') |