e76a270e72
And show public feed links on the group page Signed-off-by: Thomas Citharel <tcit@tcit.fr>
73 lines
2.4 KiB
Elixir
73 lines
2.4 KiB
Elixir
defimpl Mobilizon.Service.Metadata, for: Mobilizon.Actors.Actor do
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alias Phoenix.HTML
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alias Phoenix.HTML.Tag
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alias Mobilizon.Actors.Actor
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alias Mobilizon.Web.Endpoint
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alias Mobilizon.Web.JsonLD.ObjectView
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alias Mobilizon.Web.Router.Helpers, as: Routes
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import Mobilizon.Service.Metadata.Utils, only: [process_description: 2, default_description: 1]
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import Mobilizon.Web.Gettext
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def build_tags(_actor, _locale \\ "en")
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def build_tags(%Actor{type: :Group} = group, locale) do
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default_desc = default_description(locale)
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group =
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Map.update(group, :summary, default_desc, fn summary ->
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process_description(summary, locale)
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end)
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[
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Tag.tag(:meta, property: "og:title", content: Actor.display_name_and_username(group)),
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Tag.tag(:meta, property: "og:url", content: group.url),
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Tag.tag(:meta, property: "og:description", content: group.summary),
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Tag.tag(:meta, property: "og:type", content: "profile"),
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Tag.tag(:meta, property: "profile:username", content: group.preferred_username),
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Tag.tag(:meta, property: "twitter:card", content: "summary")
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]
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|> maybe_add_avatar(group)
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|> add_group_schema(group)
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end
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def build_tags(%Actor{} = _actor, _locale), do: []
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@spec maybe_add_avatar(list(Tag.t()), Actor.t()) :: list(Tag.t())
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defp maybe_add_avatar(tags, actor) do
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if is_nil(actor.avatar) do
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tags
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else
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tags ++
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[Tag.tag(:meta, property: "og:image", content: actor.avatar.url)]
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end
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end
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defp add_group_schema(tags, %Actor{} = group) do
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tags ++
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[
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~s{<script type="application/ld+json">#{json(group)}</script>} |> HTML.raw(),
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Tag.tag(:link,
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rel: "alternate",
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type: "application/atom+xml",
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title:
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gettext("%{name}'s feed", name: group.name || group.preferred_username) |> HTML.raw(),
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href: Routes.feed_url(Endpoint, :actor, group.preferred_username, :atom)
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),
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Tag.tag(:link,
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rel: "alternate",
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type: "text/calendar",
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title:
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gettext("%{name}'s feed", name: group.name || group.preferred_username) |> HTML.raw(),
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href: Routes.feed_url(Endpoint, :actor, group.preferred_username, :ics)
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)
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]
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end
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# Insert JSON-LD schema by hand because Tag.content_tag wants to escape it
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defp json(%Actor{} = group) do
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"group.json"
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|> ObjectView.render(%{group: group})
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|> Jason.encode!()
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end
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end
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