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# frozen_string_literal: true
module Alchemy
# Module concerning element definitions
#
module Element::Definitions
extend ActiveSupport::Concern
module ClassMethods
# Returns the definitions from elements.yml file.
#
# Place a +elements.yml+ file inside your apps +config/alchemy+ folder to define
# your own set of elements
#
def definitions
@definitions ||= read_definitions_file.map(&:with_indifferent_access)
end
# Returns one element definition by given name.
#
def definition_by_name(name)
definitions.detect { |d| d["name"] == name }
end
private
# Reads the element definitions file named +elements.yml+ from +config/alchemy/+ folder.
#
def read_definitions_file
if ::File.exist?(definitions_file_path)
::YAML.safe_load(ERB.new(File.read(definitions_file_path)).result, YAML_WHITELIST_CLASSES, [], true) || []
else
raise LoadError, "Could not find elements.yml file! Please run `rails generate alchemy:install`"
end
end
# Returns the +elements.yml+ file path
#
def definitions_file_path
Rails.root.join "config/alchemy/elements.yml"
end
end
# The definition of this element.
#
def definition
if definition = self.class.definitions.detect { |d| d["name"] == name }
definition
else
log_warning "Could not find element definition for #{name}. Please check your elements.yml file!"
{}
end
end
end
end
Version data entries
29 entries across 29 versions & 1 rubygems