NAME
MIME::Expander::Guess - An interface of classes determine mime type.
SYNOPSIS
package MyGuessRoutine;
use base 'MIME::Expander::Guess';
sub type {
my $class = shift;
my $ref_contents = shift;
my $info = shift || { filename => 'name.suffix' };
# ...
return lc('type/sub-type');
}DESCRIPTION
It have only class method 'type' which guess type from contents.
You have to implement a class method 'type', determine and return the mime type as lower case string.
If it could not determine, return the undef.