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Developer's Bible, 
Technical Overview
  internal package Foswiki::Contrib::MailerContrib::Change  
Object that represents a change to a topic.
 new($web, $topic, $author, $time, $rev) 
 
-  
$web - Web name
  -  
$topic - Topic name
  -  
$author - String author of change
  -  
$time - String time of change
  -  
$rev - Revision identifier
 
 
Construct a new change object.
 merge($change) 
 
-  
$change - Change record to merge
 
 
Merge another change record with this one, so that the combined
record is a reflection of both changes.
 expandHTML($template) → string 
 
-  
$template - Template to expand keys within
 
 
Expand an HTML template using the values in this change. The following
keys are expanded: %WEB%, %TOPIC%, %AUTHOR%, %TIME%,
%REVISION%, %BASE_REV%, %CUR_REV%, %TEXTHEAD%.
Returns the expanded template.
 expandPlain() → string 
Generate a plaintext version of this change.
 expandDiff($template) → string 
Generate a unified diff version of this change.
 expandVariables($template, $textHeadAttr) → string 
Expand an template using the values in this change. The following
keys are expanded: 
 
-  %AUTHOR%
  -  %BASE_REV%
  -  %CUR_REV%
  -  %REVISION%
  -  %TEXTHEAD%
  -  %TIME%
  -  %TOPIC%
  -  %WEB%