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Contents
# frozen_string_literal: true
module Blacklight
class ShowPresenter < DocumentPresenter
##
# Create <link rel="alternate"> links from a documents dynamically
# provided export formats. Returns empty string if no links available.
#
# @param [Hash] options
# @option options [Boolean] :unique ensures only one link is output for every
# content type, e.g. as required by atom
# @option options [Array<String>] :exclude array of format shortnames to not include in the output
def link_rel_alternates(options = {})
LinkAlternatePresenter.new(view_context, document, options).render
end
##
# Get the document's "title" to display in the <title> element.
# (by default, use the #document_heading)
#
# @see #document_heading
# @return [String]
def html_title
return field_value(view_config.html_title_field) if view_config.html_title_field.is_a? Blacklight::Configuration::Field
if view_config.html_title_field
fields = Array.wrap(view_config.html_title_field) + [configuration.document_model.unique_key]
f = fields.lazy.map { |field| field_config(field) }.detect { |field_config| field_presenter(field_config).any? }
field_value(f)
else
heading
end
end
private
# @return [Hash<String,Configuration::Field>]
def fields
configuration.show_fields_for(display_type)
end
def view_config
configuration.view_config(:show)
end
def field_config(field)
configuration.show_fields.fetch(field) { Configuration::NullField.new(field) }
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems