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SOLR_DOCUMENT_ID = "id" unless defined?(SOLR_DOCUMENT_ID)
module ActiveFedora
# = ActiveFedora
# This module mixes various methods into the including class,
# much in the way ActiveRecord does.
module Model
# Takes a Fedora URI for a cModel and returns classname, namespace
def self.classname_from_uri(uri)
local_path = uri.split('/')[1]
parts = local_path.split(':')
return parts[-1].split(/_/).map(&:camelize).join('::'), parts[0]
end
# Takes a Fedora URI for a cModel, and returns a
# corresponding Model if available
# This method should reverse ClassMethods#to_class_uri
# @return [Class, False] the class of the model or false, if it does not exist
def self.from_class_uri(uri)
model_value, pid_ns = classname_from_uri(uri)
raise "model URI incorrectly formatted: #{uri}" unless model_value
unless class_exists?(model_value)
ActiveFedora::Base.logger.warn "#{model_value} is not a real class" if ActiveFedora::Base.logger
return false
end
result = ActiveFedora.class_from_string(model_value)
unless result.nil?
model_ns = (result.respond_to? :pid_namespace) ? result.pid_namespace : ContentModel::CMODEL_NAMESPACE
if model_ns != pid_ns
ActiveFedora::Base.logger.warn "Model class namespace '#{model_ns}' does not match uri: '#{uri}'" if ActiveFedora::Base.logger
end
end
result
end
private
def self.class_exists?(class_name)
klass = class_name.constantize
return klass.is_a?(Class)
rescue NameError
return false
end
end
end
Version data entries
22 entries across 22 versions & 1 rubygems