debianize-mobilizon/lib/service/metadata/event.ex
2019-04-30 13:56:07 +02:00

27 lines
1017 B
Elixir

defimpl Mobilizon.Service.Metadata, for: Mobilizon.Events.Event do
alias Phoenix.HTML
alias Phoenix.HTML.Tag
alias Mobilizon.Events.Event
alias MobilizonWeb.JsonLD.ObjectView
def build_tags(%Event{} = event) do
[
Tag.tag(:meta, property: "og:title", content: event.title),
Tag.tag(:meta, property: "og:url", content: event.url),
Tag.tag(:meta, property: "og:description", content: event.description),
Tag.tag(:meta, property: "og:type", content: "website"),
Tag.tag(:meta, property: "og:image", content: event.thumbnail),
Tag.tag(:meta, property: "og:image", content: event.large_image),
Tag.tag(:meta, property: "twitter:card", content: "summary_large_image"),
~s{<script type="application/ld+json">#{json(event)}</script>} |> HTML.raw()
]
end
# Insert JSON-LD schema by hand because Tag.content_tag wants to escape it
defp json(%Event{} = event) do
"event.json"
|> ObjectView.render(%{event: event})
|> Jason.encode!()
end
end