$web
the web
$topic
the topic
$meta
meta-data hash for the topic
$args
hash of attachment arguments
$web
- the web
$topic
- the topic
$attrs
- Hash of meta-data attributes
$user
- User doing the reading
$web
- Name of the web
$topic
- Name of the topic
$name
- Name of the attachment
$meta
- Meta object that contains the meta info