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# frozen_string_literal: true
module MetaDataHelper
include ActionView::Helpers::AssetUrlHelper
include ActionView::Helpers::TagHelper
def og_prefix
"og: https://ogp.me/ns# article: https://ogp.me/ns/article# profile: https://ogp.me/ns/profile#"
end
def site_url
AppConfig.environment.url
end
def default_image_url
asset_url("assets/branding/logos/asterisk.png", skip_pipeline: true)
end
def default_author_name
AppConfig.settings.pod_name
end
def default_description
AppConfig.settings.default_metas.description
end
def default_title
AppConfig.settings.default_metas.title
end
def general_metas
{
description: {name: "description", content: default_description},
og_description: {property: "description", content: default_description},
og_site_name: {property: "og:site_name", content: default_title},
og_url: {property: "og:url", content: site_url},
og_image: {property: "og:image", content: default_image_url},
og_type: {property: "og:type", content: "website"}
}
end
def metas_tags(attributes_list={}, with_general_metas=true)
attributes_list = general_metas.merge(attributes_list) if with_general_metas
attributes_list.map {|_, attributes| meta_tag attributes }.join("\n").html_safe
end
# recursively calls itself if attribute[:content] is an array
# (metas such as og:image or og:tag can be present multiple times with different values)
def meta_tag(attributes)
return "" if attributes.empty?
return tag(:meta, attributes) unless attributes[:content].respond_to?(:to_ary)
items = attributes.delete(:content)
items.map {|item| meta_tag(attributes.merge(content: item)) }.join("\n")
end
end
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