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Versions: 7
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Stored size: 1.62 KB
Contents
# frozen_string_literal: true
module Calagator
module TagsHelper
def tag_links_for(model)
model.tags.sort_by(&:name).map do |tag|
TagLink.new(model.class.table_name, tag, self).render
end.join(", ").html_safe
end
class TagLink < Struct.new(:class_name, :tag, :context)
def render
context.link_to text, url, class: css_class
end
private
def text
icon = TagIcon.new(tag.name, context)
i = icon.exists? ? icon.image_tag : nil
[i, context.escape_once(tag.name)].compact.join(" ").html_safe
end
def url
machine_tag.url || "/#{class_name}/tag/#{tag.name}"
end
def css_class
classes = ["p-category"]
if machine_tag.url
classes += ["external", machine_tag.namespace, machine_tag.predicate]
end
classes.join(" ")
end
def machine_tag
tag.machine_tag
end
end
def display_tag_icons(event)
event.tag_list.map do |tag_name|
icon = TagIcon.new(tag_name, self)
link_to(icon.image_tag, tag_events_path(tag_name)) if icon.exists?
end.join(" ").html_safe
end
class TagIcon < Struct.new(:name, :context)
def image_tag
context.image_tag(image_path, title: name, alt: name)
end
def exists?
if Rails.configuration.assets.compile
Rails.application.precompiled_assets.include?(image_path)
else
Rails.application.assets_manifest.assets[image_path].present?
end
end
private
def image_path
"tag_icons/#{name}.png"
end
end
end
end
Version data entries
7 entries across 7 versions & 2 rubygems