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Contents
# See the Pagy documentation: https://ddnexus.github.io/pagy/docs/extras/metadata
# frozen_string_literal: true
require 'pagy/url_helpers'
class Pagy # :nodoc:
DEFAULT[:metadata] = %i[ scaffold_url first_url prev_url page_url next_url last_url
count page items vars pages last in from to prev next series ]
# Add a specialized backend method for pagination metadata
module MetadataExtra
private
include UrlHelpers
# Return the metadata hash
def pagy_metadata(pagy, absolute: nil)
scaffold_url = pagy_url_for(pagy, PAGE_PLACEHOLDER, absolute: absolute)
{}.tap do |metadata|
keys = defined?(Calendar) && pagy.is_a?(Calendar) ? pagy.vars[:metadata] - %i[count items] : pagy.vars[:metadata]
keys.each do |key|
metadata[key] = case key
when :scaffold_url then scaffold_url
when :first_url then scaffold_url.sub(PAGE_PLACEHOLDER, 1.to_s)
when :prev_url then scaffold_url.sub(PAGE_PLACEHOLDER, pagy.prev.to_s)
when :page_url then scaffold_url.sub(PAGE_PLACEHOLDER, pagy.page.to_s)
when :next_url then scaffold_url.sub(PAGE_PLACEHOLDER, pagy.next.to_s)
when :last_url then scaffold_url.sub(PAGE_PLACEHOLDER, pagy.last.to_s)
else pagy.send(key)
end
rescue NoMethodError
raise VariableError.new(pagy, :metadata, 'to contain known keys', key)
end
end
end
end
Backend.prepend MetadataExtra
end
Version data entries
13 entries across 13 versions & 1 rubygems