NAME
File::Sticker::Derive - derive values from existing meta-data
VERSION
version 4.301
SYNOPSIS
use File::Sticker::Derive;
my $deriver = File::Sticker::Derive->new(%args);
my $derived_meta = $deriver->derive(filename=>$filename,meta=>$meta);DESCRIPTION
This will derive values from existing meta-data.
This is a plug-in, different plug-ins will do different derivations.
DEBUGGING
whoami
Used for debugging info
METHODS
new
Create a new object, setting global values for the object.
my $obj = File::Sticker::Derive->new();init
Initialize the object.
$deriver->init(%args);name
The name of the deriver; this is basically the last component of the module name. This works as either a class function or a method.
$name = $self->name();
$name = File::Sticker::Derive::name($class);
order
The order of this deriver, ranging from 0 to 99. This makes sure that the deriver is applied in order; useful because a later deriver may depend on data created by an earlier deriver.
This must be overridden by the specific deriver class.
derive
Derive common values from the existing meta-data. This is expected to update the given meta-data.
This must be overridden by the specific deriver class.
$deriver->derive(filename=>$filename, meta=>$meta);Helper Functions
Private interface.
BUGS
Please report any bugs or feature requests to the author.