app/helpers/browse_helper.rb

   1 # frozen_string_literal: true
   2
   3 module BrowseHelper
   4   def element_icon(type, object)
   5     selected_icon_data = { :filename => "#{type}.svg", :priority => 1 }
   6
   7     unless object.redacted?
   8       target_tags = object.tags.find_all { |k, _v| BROWSE_ICONS.key? k }.sort
   9       title = target_tags.map { |k, v| "#{k}=#{v}" }.to_sentence unless target_tags.empty?
  10
  11       target_tags.each do |k, v|
  12         icon_data = BROWSE_ICONS[k][v] || BROWSE_ICONS[k][:*]
  13         selected_icon_data = icon_data if icon_data && icon_data[:priority] > selected_icon_data[:priority]
  14       end
  15     end
  16
  17     image_tag "browse/#{selected_icon_data[:filename]}",
  18               :size => 20,
  19               :class => ["align-bottom object-fit-none browse-icon", { "browse-icon-invertible" => selected_icon_data[:invert] }],
  20               :title => title
  21   end
  22
  23   def element_single_current_link(type, object)
  24     link_to object, { :rel => (link_follow(object) if type == "node") } do
  25       element_strikethrough object do
  26         printable_element_name object
  27       end
  28     end
  29   end
  30
  31   def element_list_item(type, object, &)
  32     tag.li(tag.div(element_icon(type, object) + tag.div(:class => "align-self-center", &), :class => "d-flex gap-1"))
  33   end
  34
  35   def element_list_item_with_strikethrough(type, object, &)
  36     element_list_item type, object do
  37       element_strikethrough object, &
  38     end
  39   end
  40
  41   def printable_element_name(object)
  42     id = if object.id.is_a?(Array)
  43            object.id[0]
  44          else
  45            object.id
  46          end
  47     name = id.to_s
  48
  49     # don't look at object tags if redacted, so as to avoid giving
  50     # away redacted version tag information.
  51     unless object.redacted?
  52       feature_name = feature_name(object.tags)
  53       name = t "printable_name.with_name_html", :name => tag.bdi(feature_name), :id => tag.bdi(id.to_s) if feature_name.present?
  54     end
  55
  56     name
  57   end
  58
  59   def printable_element_version(object)
  60     t "printable_name.version", :version => object.version
  61   end
  62
  63   def element_strikethrough(object, &)
  64     if object.redacted? || !object.visible?
  65       tag.s(&)
  66     else
  67       yield
  68     end
  69   end
  70
  71   def link_follow(object)
  72     "nofollow" if object.tags.empty?
  73   end
  74
  75   private
  76
  77   def feature_name(tags)
  78     return nil if tags.empty?
  79
  80     locale_keys = preferred_languages.expand.map { |locale| "name:#{locale}" }
  81
  82     (locale_keys + %w[name ref addr:housename]).each do |key|
  83       return tags[key] if tags[key]
  84     end
  85     return "#{tags['addr:housenumber']} #{tags['addr:street']}" if tags["addr:housenumber"] && tags["addr:street"]
  86
  87     nil
  88   end
  89 end