akkoma/lib/pleroma/web/mastodon_api/views/status_view.ex
2018-12-04 04:52:09 +00:00

259 lines
7.4 KiB
Elixir

defmodule Pleroma.Web.MastodonAPI.StatusView do
use Pleroma.Web, :view
alias Pleroma.Web.MastodonAPI.{AccountView, StatusView}
alias Pleroma.{User, Activity, Object}
alias Pleroma.Web.CommonAPI.Utils
alias Pleroma.Web.MediaProxy
alias Pleroma.Repo
alias Pleroma.HTML
# TODO: Add cached version.
defp get_replied_to_activities(activities) do
activities
|> Enum.map(fn
%{data: %{"type" => "Create", "object" => object}} ->
object = Object.normalize(object)
object.data["inReplyTo"] != "" && object.data["inReplyTo"]
_ ->
nil
end)
|> Enum.filter(& &1)
|> Activity.create_activity_by_object_id_query()
|> Repo.all()
|> Enum.reduce(%{}, fn activity, acc ->
object = Object.normalize(activity.data["object"])
Map.put(acc, object.data["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)
)
|> Enum.filter(fn x -> not is_nil(x) end)
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,
url: object,
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,
replies_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
object = Object.normalize(object)
user = User.get_cached_by_ap_id(activity.data["actor"])
like_count = object.data["like_count"] || 0
announcement_count = object.data["announcement_count"] || 0
tags = object.data["tag"] || []
sensitive = object.data["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.data["announcements"] || [])
favorited = opts[:for] && opts[:for].ap_id in (object.data["likes"] || [])
attachment_data = object.data["attachment"] || []
attachment_data = attachment_data ++ if object.data["type"] == "Video", do: [object], else: []
attachments = render_many(attachment_data, StatusView, "attachment.json", as: :attachment)
created_at = Utils.to_masto_date(object.data["published"])
reply_to = get_reply_to(activity, opts)
reply_to_user = reply_to && User.get_cached_by_ap_id(reply_to.data["actor"])
emojis =
(object.data["emoji"] || [])
|> Enum.map(fn {name, url} ->
name = HTML.strip_tags(name)
url =
HTML.strip_tags(url)
|> MediaProxy.url()
%{shortcode: name, url: url, static_url: url, visible_in_picker: false}
end)
content =
render_content(object.data)
|> HTML.filter_tags(User.html_filter_policy(opts[:for]))
%{
id: to_string(activity.id),
uri: object.data["id"],
url: object.data["external_url"] || object.data["id"],
account: AccountView.render("account.json", %{user: user}),
in_reply_to_id: reply_to && to_string(reply_to.id),
in_reply_to_account_id: reply_to_user && to_string(reply_to_user.id),
reblog: nil,
content: content,
created_at: created_at,
reblogs_count: announcement_count,
replies_count: 0,
favourites_count: like_count,
reblogged: !!repeated,
favourited: !!favorited,
muted: false,
sensitive: sensitive,
spoiler_text: object.data["summary"] || "",
visibility: get_visibility(object.data),
media_attachments: attachments |> Enum.take(4),
mentions: mentions,
# fix,
tags: [],
application: %{
name: "Web",
website: nil
},
language: nil,
emojis: emojis
}
end
def render("status.json", _) do
nil
end
def render("attachment.json", %{attachment: attachment}) do
[attachment_url | _] = attachment["url"]
media_type = attachment_url["mediaType"] || attachment_url["mimeType"] || "image"
href = attachment_url["href"] |> MediaProxy.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: href,
remote_url: href,
preview_url: href,
text_url: href,
type: type,
description: attachment["name"]
}
end
def get_reply_to(activity, %{replied_to_activities: replied_to_activities}) do
object = Object.normalize(activity.data["object"])
replied_to_activities[object.data["inReplyTo"]]
end
def get_reply_to(%{data: %{"object" => object}}, _) do
object = Object.normalize(object)
if object.data["inReplyTo"] && object.data["inReplyTo"] != "" do
Activity.get_create_activity_by_object_ap_id(object.data["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"
# this should use the sql for the object's activity
Enum.any?(to, &String.contains?(&1, "/followers")) ->
"private"
true ->
"direct"
end
end
def render_content(%{"type" => "Video"} = object) do
name = object["name"]
content =
if !!name and name != "" do
"<p><a href=\"#{object["id"]}\">#{name}</a></p>#{object["content"]}"
else
object["content"] || ""
end
content
end
def render_content(%{"type" => object_type} = object) when object_type in ["Article", "Page"] do
summary = object["name"]
content =
if !!summary and summary != "" and is_bitstring(object["url"]) do
"<p><a href=\"#{object["url"]}\">#{summary}</a></p>#{object["content"]}"
else
object["content"] || ""
end
content
end
def render_content(object), do: object["content"] || ""
end