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status_view.ex
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status_view.ex
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defmodule Pleroma.Web.MastodonAPI.StatusView do
use Pleroma.Web, :view
alias Pleroma.Web.MastodonAPI.{AccountView, StatusView}
alias Pleroma.{User, Activity}
alias Pleroma.Web.CommonAPI.Utils
alias Pleroma.Web.MediaProxy
alias Pleroma.Repo
# TODO: Add cached version.
defp get_replied_to_activities(activities) do
activities
|> Enum.map(fn
%{data: %{"type" => "Create", "object" => %{"inReplyTo" => inReplyTo}}} ->
inReplyTo != "" && inReplyTo
_ ->
nil
end)
|> Enum.filter(& &1)
|> Activity.create_activity_by_object_id_query()
|> Repo.all()
|> Enum.reduce(%{}, fn activity, acc ->
Map.put(acc, activity.data["object"]["id"], activity)
end)
end
def render("index.json", opts) do
replied_to_activities = get_replied_to_activities(opts.activities)
render_many(
opts.activities,
StatusView,
"status.json",
Map.put(opts, :replied_to_activities, replied_to_activities)
)
end
def render(
"status.json",
%{activity: %{data: %{"type" => "Announce", "object" => object}} = activity} = opts
) do
user = User.get_cached_by_ap_id(activity.data["actor"])
created_at = Utils.to_masto_date(activity.data["published"])
reblogged = Activity.get_create_activity_by_object_ap_id(object)
reblogged = render("status.json", Map.put(opts, :activity, reblogged))
mentions =
activity.recipients
|> Enum.map(fn ap_id -> User.get_cached_by_ap_id(ap_id) end)
|> Enum.filter(& &1)
|> Enum.map(fn user -> AccountView.render("mention.json", %{user: user}) end)
%{
id: to_string(activity.id),
uri: object,
# TODO: This might be wrong, check with mastodon.
url: nil,
account: AccountView.render("account.json", %{user: user}),
in_reply_to_id: nil,
in_reply_to_account_id: nil,
reblog: reblogged,
content: reblogged[:content],
created_at: created_at,
reblogs_count: 0,
favourites_count: 0,
reblogged: false,
favourited: false,
muted: false,
sensitive: false,
spoiler_text: "",
visibility: "public",
media_attachments: [],
mentions: mentions,
tags: [],
application: %{
name: "Web",
website: nil
},
language: nil,
emojis: []
}
end
def render("status.json", %{activity: %{data: %{"object" => object}} = activity} = opts) do
user = User.get_cached_by_ap_id(activity.data["actor"])
like_count = object["like_count"] || 0
announcement_count = object["announcement_count"] || 0
tags = object["tag"] || []
sensitive = object["sensitive"] || Enum.member?(tags, "nsfw")
mentions =
activity.recipients
|> Enum.map(fn ap_id -> User.get_cached_by_ap_id(ap_id) end)
|> Enum.filter(& &1)
|> Enum.map(fn user -> AccountView.render("mention.json", %{user: user}) end)
repeated = opts[:for] && opts[:for].ap_id in (object["announcements"] || [])
favorited = opts[:for] && opts[:for].ap_id in (object["likes"] || [])
attachments =
render_many(object["attachment"] || [], StatusView, "attachment.json", as: :attachment)
created_at = Utils.to_masto_date(object["published"])
reply_to = get_reply_to(activity, opts)
reply_to_user = reply_to && User.get_cached_by_ap_id(reply_to.data["actor"])
emojis =
(activity.data["object"]["emoji"] || [])
|> Enum.map(fn {name, url} ->
name = HtmlSanitizeEx.strip_tags(name)
url =
HtmlSanitizeEx.strip_tags(url)
|> MediaProxy.url()
%{shortcode: name, url: url, static_url: url}
end)
%{
id: to_string(activity.id),
uri: object["id"],
url: object["external_url"] || object["id"],
account: AccountView.render("account.json", %{user: user}),
in_reply_to_id: reply_to && reply_to.id,
in_reply_to_account_id: reply_to_user && reply_to_user.id,
reblog: nil,
content: HtmlSanitizeEx.basic_html(object["content"]),
created_at: created_at,
reblogs_count: announcement_count,
favourites_count: like_count,
reblogged: !!repeated,
favourited: !!favorited,
muted: false,
sensitive: sensitive,
spoiler_text: object["summary"] || "",
visibility: get_visibility(object),
media_attachments: attachments |> Enum.take(4),
mentions: mentions,
# fix,
tags: [],
application: %{
name: "Web",
website: nil
},
language: nil,
emojis: emojis
}
end
def render("attachment.json", %{attachment: attachment}) do
[%{"mediaType" => media_type, "href" => href} | _] = attachment["url"]
type =
cond do
String.contains?(media_type, "image") -> "image"
String.contains?(media_type, "video") -> "video"
String.contains?(media_type, "audio") -> "audio"
true -> "unknown"
end
<<hash_id::signed-32, _rest::binary>> = :crypto.hash(:md5, href)
%{
id: to_string(attachment["id"] || hash_id),
url: MediaProxy.url(href),
remote_url: href,
preview_url: MediaProxy.url(href),
text_url: href,
type: type
}
end
def get_reply_to(activity, %{replied_to_activities: replied_to_activities}) do
_id = activity.data["object"]["inReplyTo"]
replied_to_activities[activity.data["object"]["inReplyTo"]]
end
def get_reply_to(%{data: %{"object" => object}}, _) do
if object["inReplyTo"] && object["inReplyTo"] != "" do
Activity.get_create_activity_by_object_ap_id(object["inReplyTo"])
else
nil
end
end
def get_visibility(object) do
public = "https://www.w3.org/ns/activitystreams#Public"
to = object["to"] || []
cc = object["cc"] || []
cond do
public in to -> "public"
public in cc -> "unlisted"
Enum.any?(to, &String.contains?(&1, "/followers")) -> "private"
true -> "direct"
end
end
end

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