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Versions: 27
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Contents
module Pageflow
class FileTypes
include Enumerable
def initialize
@file_types = []
end
def register(file_type)
@file_types << file_type
end
def clear
@file_types = []
end
def each(&block)
first_level_file_types = trigger_lazy_loading_of_file_types
lower_level_file_types = search_for_nested_file_types(first_level_file_types)
(first_level_file_types + lower_level_file_types).uniq(&:model).each(&block)
end
def find_by_collection_name!(collection_name)
detect do |file_type|
file_type.collection_name == collection_name
end || raise(FileType::NotFoundError,
"No file type found for collection name '#{collection_name}'.")
end
def find_by_model!(model)
detect do |file_type|
file_type.model == model
end || raise(FileType::NotFoundError, "No file type found for '#{model.name}'.")
end
def with_thumbnail_support
select do |file_type|
file_type.model.instance_methods.include?(:thumbnail_url)
end
end
def with_css_background_image_support
select do |file_type|
file_type.css_background_image_urls.present?
end
end
private
def trigger_lazy_loading_of_file_types
# To avoid dependency cycles due to autoloading for model
# references that are passed into FileType.new in some plugins,
# we allow registering as file types lambdas which resolve to a
# page type's file types. After some deprecation period, we
# could get rid of this and just set first_level_file_types to
# @file_types here.
@file_types.map { |file_type|
file_type.respond_to?(:call) ? file_type.call : file_type
}.flatten
end
def search_for_nested_file_types(higher_level_file_types)
higher_level_file_types.map { |file_type|
file_type.nested_file_types +
search_for_nested_file_types(file_type.nested_file_types)
}.flatten
end
end
end
Version data entries
27 entries across 27 versions & 1 rubygems