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mastodon api: factor out status card fetching, move status card rendering to statusview, add opengraph extended data

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This commit is contained in:
William Pitcock 2019-01-27 09:37:11 +00:00
parent 6db792124b
commit 132d815f1f
4 changed files with 57 additions and 22 deletions
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19
lib/pleroma/web/mastodon_api/mastodon_api.ex
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@ -1 +1,20 @@
# Pleroma: A lightweight social networking server
# Copyright _ 2017-2019 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.MastodonAPI do
alias Pleroma.{Repo, Activity, Object, HTML}
alias Pleroma.Web.ActivityPub.ActivityPub
def get_status_card(status_id) do
with %Activity{} = activity <- Repo.get(Activity, status_id),
true <- ActivityPub.is_public?(activity),
%Object{} = object <- Object.normalize(activity.data["object"]),
page_url <- HTML.extract_first_external_url(object, object.data["content"]),
{:ok, rich_media} <- Pleroma.Web.RichMedia.Parser.parse(page_url) do
%{page_url: page_url, rich_media: rich_media}
else
_ -> %{}
end
end
end

25
lib/pleroma/web/mastodon_api/mastodon_api_controller.ex
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@ -6,8 +6,8 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
use Pleroma.Web, :controller
alias Pleroma.{Repo, Object, Activity, User, Notification, Stats}
alias Pleroma.Web
alias Pleroma.HTML
alias Pleroma.Web.MastodonAPI
alias Pleroma.Web.MastodonAPI.{
StatusView,
AccountView,
@ -1342,27 +1342,10 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
end
end
def get_status_card(status_id) do
with %Activity{} = activity <- Repo.get(Activity, status_id),
true <- ActivityPub.is_public?(activity),
%Object{} = object <- Object.normalize(activity.data["object"]),
page_url <- HTML.extract_first_external_url(object, object.data["content"]),
{:ok, rich_media} <- Pleroma.Web.RichMedia.Parser.parse(page_url) do
page_url = rich_media[:url] || page_url
site_name = rich_media[:site_name] || URI.parse(page_url).host
rich_media
|> Map.take([:image, :title, :description])
|> Map.put(:type, "link")
|> Map.put(:provider_name, site_name)
|> Map.put(:url, page_url)
else
_ -> %{}
end
end
def status_card(conn, %{"id" => status_id}) do
json(conn, get_status_card(status_id))
data = StatusView.render("card.json", MastodonAPI.get_status_card(status_id))
json(conn, data)
end
def try_render(conn, target, params)

23
lib/pleroma/web/mastodon_api/views/status_view.ex
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@ -176,6 +176,29 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
nil
end
def render("card.json", %{rich_media: rich_media, page_url: page_url}) do
page_url = rich_media[:url] || page_url
page_url_data = URI.parse(page_url)
site_name = rich_media[:site_name] || page_url_data.host
%{
type: "link",
provider_name: site_name,
provider_url: page_url_data.scheme <> "://" <> page_url_data.host,
url: page_url,
image: rich_media[:image],
title: rich_media[:title],
description: rich_media[:description],
pleroma: %{
opengraph: rich_media
}
}
end
def render("card.json", _) do
nil
end
def render("attachment.json", %{attachment: attachment}) do
[attachment_url | _] = attachment["url"]
media_type = attachment_url["mediaType"] || attachment_url["mimeType"] || "image"

10
test/web/mastodon_api/mastodon_api_controller_test.exs
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@ -1663,10 +1663,20 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIControllerTest do
assert response == %{
"image" => "http://ia.media-imdb.com/images/rock.jpg",
"provider_name" => "www.imdb.com",
"provider_url" => "http://www.imdb.com",
"title" => "The Rock",
"type" => "link",
"url" => "http://www.imdb.com/title/tt0117500/",
"description" => nil,
"pleroma" => %{
"opengraph" => %{
"image" => "http://ia.media-imdb.com/images/rock.jpg",
"title" => "The Rock",
"type" => "video.movie",
"url" => "http://www.imdb.com/title/tt0117500/"
}
}
}
end
end
end