70 lines
2.2 KiB
Elixir
70 lines
2.2 KiB
Elixir
defmodule Mobilizon.Service.Metadata.Instance do
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@moduledoc """
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Generates metadata for every other page that isn't event/actor/comment
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"""
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alias Phoenix.HTML
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alias Phoenix.HTML.Tag
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alias Mobilizon.Config
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alias Mobilizon.Service.Metadata.Utils
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alias Mobilizon.Web.Endpoint
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alias Mobilizon.Web.Router.Helpers, as: Routes
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import Mobilizon.Web.Gettext
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@doc """
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Build the list of tags for the instance
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"""
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@spec build_tags() :: list(Phoenix.HTML.safe())
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def build_tags do
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description = Utils.process_description(Config.instance_description())
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title = "#{Config.instance_name()} - Mobilizon"
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json_ld = %{
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"@context" => "http://schema.org",
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"@type" => "WebSite",
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"name" => "#{title}",
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"url" => "#{Endpoint.url()}",
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"potentialAction" => %{
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"@type" => "SearchAction",
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"target" => "#{Endpoint.url()}/search?term={search_term}",
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"query-input" => "required name=search_term"
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}
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}
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instance_json_ld = """
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<script type="application/ld+json">#{Jason.encode!(json_ld)}</script>
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"""
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[
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Tag.content_tag(:title, title),
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Tag.tag(:meta, name: "description", content: description),
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Tag.tag(:meta, property: "og:title", content: title),
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Tag.tag(:meta, property: "og:url", content: Endpoint.url()),
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Tag.tag(:meta, property: "og:description", content: description),
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Tag.tag(:meta, property: "og:type", content: "website"),
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HTML.raw(instance_json_ld)
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] ++ maybe_add_instance_feeds(Config.get([:instance, :enable_instance_feeds]))
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end
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@spec maybe_add_instance_feeds(boolean()) :: list()
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defp maybe_add_instance_feeds(true) do
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[
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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: gettext("%{name}'s feed", name: Config.instance_name()) |> HTML.raw(),
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href: Routes.feed_url(Endpoint, :instance, :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: gettext("%{name}'s feed", name: Config.instance_name()) |> HTML.raw(),
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href: Routes.feed_url(Endpoint, :instance, :ics)
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)
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]
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end
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defp maybe_add_instance_feeds(false), do: []
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end
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