Merge remote-tracking branch 'upstream/pull/4530'

[rails.git] / app / helpers / browse_helper.rb

diff --git a/app/helpers/browse_helper.rb b/app/helpers/browse_helper.rb
index 34302a8af2d7f8af01c963d1b7ba1b2059216742..7aa6e4754d9078344fde557e4f256b34ec2067e3 100644 (file)
--- a/app/helpers/browse_helper.rb
+++ b/app/helpers/browse_helper.rb
@@ -1,5 +1,96 @@
 module BrowseHelper
-  def link_to_page(page, page_param)
-    return link_to(page, page_param => page)
+  def element_single_current_link(type, object, url)
+    link_to url, { :class => element_class(type, object), :title => element_title(object), :rel => (link_follow(object) if type == "node") } do
+      element_strikethrough object do
+        printable_element_name object
+      end
+    end
+  end
+
+  def element_list_item(type, object, &block)
+    tag.li :class => element_class(type, object), :title => element_title(object) do
+      element_strikethrough object, &block
+    end
+  end
+
+  def printable_element_name(object)
+    id = if object.id.is_a?(Array)
+           object.id[0]
+         else
+           object.id
+         end
+    name = id.to_s
+
+    # don't look at object tags if redacted, so as to avoid giving
+    # away redacted version tag information.
+    unless object.redacted?
+      available_locales = Locale.list(name_locales(object))
+
+      locale = available_locales.preferred(preferred_languages, :default => nil)
+
+      if object.tags.include? "name:#{locale}"
+        name = t "printable_name.with_name_html", :name => tag.bdi(object.tags["name:#{locale}"].to_s), :id => tag.bdi(name)
+      elsif object.tags.include? "name"
+        name = t "printable_name.with_name_html", :name => tag.bdi(object.tags["name"].to_s), :id => tag.bdi(name)
+      elsif object.tags.include? "ref"
+        name = t "printable_name.with_name_html", :name => tag.bdi(object.tags["ref"].to_s), :id => tag.bdi(name)
+      end
+    end
+
+    name
+  end
+
+  def printable_element_version(object)
+    t "printable_name.version", :version => object.version
+  end
+
+  def element_strikethrough(object, &block)
+    if object.redacted? || !object.visible?
+      tag.s(&block)
+    else
+      yield
+    end
+  end
+
+  def element_class(type, object)
+    classes = [type]
+    classes += icon_tags(object).flatten.map { |t| h(t) } unless object.redacted?
+    classes.join(" ")
+  end
+
+  def element_title(object)
+    if object.redacted?
+      ""
+    else
+      h(icon_tags(object).map { |k, v| "#{k}=#{v}" }.to_sentence)
+    end
+  end
+
+  def link_follow(object)
+    "nofollow" if object.tags.empty?
+  end
+
+  def type_and_paginated_count(type, pages)
+    if pages.page_count == 1
+      t "browse.changeset.#{type}",
+        :count => pages.item_count
+    else
+      t "browse.changeset.#{type}_paginated",
+        :x => pages.current_page.first_item,
+        :y => pages.current_page.last_item,
+        :count => pages.item_count
+    end
+  end
+
+  private
+
+  ICON_TAGS = %w[aeroway amenity barrier building highway historic landuse leisure man_made natural railway shop tourism waterway].freeze
+
+  def icon_tags(object)
+    object.tags.find_all { |k, _v| ICON_TAGS.include? k }.sort
+  end
+
+  def name_locales(object)
+    object.tags.keys.map { |k| Regexp.last_match(1) if k =~ /^name:(.*)$/ }.flatten
   end
 end