1 # Pleroma: A lightweight social networking server
2 # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
3 # SPDX-License-Identifier: AGPL-3.0-only
5 defmodule Pleroma.Web.MastodonAPI.StatusView do
13 alias Pleroma.Web.CommonAPI
14 alias Pleroma.Web.CommonAPI.Utils
15 alias Pleroma.Web.MastodonAPI.AccountView
16 alias Pleroma.Web.MastodonAPI.StatusView
17 alias Pleroma.Web.MediaProxy
19 import Pleroma.Web.ActivityPub.Visibility, only: [get_visibility: 1]
21 # TODO: Add cached version.
22 defp get_replied_to_activities([]), do: %{}
24 defp get_replied_to_activities(activities) do
27 %{data: %{"type" => "Create", "object" => object}} ->
28 object = Object.normalize(object)
29 object.data["inReplyTo"] != "" && object.data["inReplyTo"]
35 |> Activity.create_by_object_ap_id()
37 |> Enum.reduce(%{}, fn activity, acc ->
38 object = Object.normalize(activity)
39 Map.put(acc, object.data["id"], activity)
43 defp get_user(ap_id) do
45 user = User.get_cached_by_ap_id(ap_id) ->
48 user = User.get_by_guessed_nickname(ap_id) ->
52 User.error_user(ap_id)
56 defp get_context_id(%{data: %{"context_id" => context_id}}) when not is_nil(context_id),
59 defp get_context_id(%{data: %{"context" => context}}) when is_binary(context),
60 do: Utils.context_to_conversation_id(context)
62 defp get_context_id(_), do: nil
64 defp reblogged?(activity, user) do
65 object = Object.normalize(activity) || %{}
66 present?(user && user.ap_id in (object.data["announcements"] || []))
69 def render("index.json", opts) do
70 replied_to_activities = get_replied_to_activities(opts.activities)
76 Map.put(opts, :replied_to_activities, replied_to_activities)
82 %{activity: %{data: %{"type" => "Announce", "object" => _object}} = activity} = opts
84 user = get_user(activity.data["actor"])
85 created_at = Utils.to_masto_date(activity.data["published"])
86 activity_object = Object.normalize(activity)
89 Activity.create_by_object_ap_id(activity_object.data["id"])
90 |> Activity.with_preloaded_bookmark(opts[:for])
93 reblogged = render("status.json", Map.put(opts, :activity, reblogged_activity))
95 favorited = opts[:for] && opts[:for].ap_id in (activity_object.data["likes"] || [])
97 bookmarked = Activity.get_bookmark(reblogged_activity, opts[:for]) != nil
101 |> Enum.map(fn ap_id -> User.get_cached_by_ap_id(ap_id) end)
103 |> Enum.map(fn user -> AccountView.render("mention.json", %{user: user}) end)
106 id: to_string(activity.id),
107 uri: activity_object.data["id"],
108 url: activity_object.data["id"],
109 account: AccountView.render("account.json", %{user: user, for: opts[:for]}),
111 in_reply_to_account_id: nil,
113 content: reblogged[:content] || "",
114 created_at: created_at,
118 reblogged: reblogged?(reblogged_activity, opts[:for]),
119 favourited: present?(favorited),
120 bookmarked: present?(bookmarked),
122 pinned: pinned?(activity, user),
125 visibility: "public",
126 media_attachments: reblogged[:media_attachments] || [],
128 tags: reblogged[:tags] || [],
136 local: activity.local
141 def render("status.json", %{activity: %{data: %{"object" => _object}} = activity} = opts) do
142 object = Object.normalize(activity)
144 user = get_user(activity.data["actor"])
146 like_count = object.data["like_count"] || 0
147 announcement_count = object.data["announcement_count"] || 0
149 tags = object.data["tag"] || []
150 sensitive = object.data["sensitive"] || Enum.member?(tags, "nsfw")
154 |> Enum.map(fn ap_id -> User.get_cached_by_ap_id(ap_id) end)
156 |> Enum.map(fn user -> AccountView.render("mention.json", %{user: user}) end)
158 favorited = opts[:for] && opts[:for].ap_id in (object.data["likes"] || [])
160 bookmarked = Activity.get_bookmark(activity, opts[:for]) != nil
163 case activity.thread_muted? do
164 thread_muted? when is_boolean(thread_muted?) -> thread_muted?
165 nil -> CommonAPI.thread_muted?(user, activity)
168 attachment_data = object.data["attachment"] || []
169 attachments = render_many(attachment_data, StatusView, "attachment.json", as: :attachment)
171 created_at = Utils.to_masto_date(object.data["published"])
173 reply_to = get_reply_to(activity, opts)
175 reply_to_user = reply_to && get_user(reply_to.data["actor"])
183 |> HTML.get_cached_scrubbed_html_for_activity(
184 User.html_filter_policy(opts[:for]),
191 |> HTML.get_cached_stripped_html_for_activity(
196 summary = object.data["summary"] || ""
200 |> HTML.get_cached_scrubbed_html_for_activity(
201 User.html_filter_policy(opts[:for]),
208 |> HTML.get_cached_stripped_html_for_activity(
213 card = render("card.json", Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity))
217 Pleroma.Web.Router.Helpers.o_status_url(Pleroma.Web.Endpoint, :notice, activity)
219 object.data["external_url"] || object.data["id"]
223 id: to_string(activity.id),
224 uri: object.data["id"],
226 account: AccountView.render("account.json", %{user: user, for: opts[:for]}),
227 in_reply_to_id: reply_to && to_string(reply_to.id),
228 in_reply_to_account_id: reply_to_user && to_string(reply_to_user.id),
231 content: content_html,
232 created_at: created_at,
233 reblogs_count: announcement_count,
234 replies_count: object.data["repliesCount"] || 0,
235 favourites_count: like_count,
236 reblogged: reblogged?(activity, opts[:for]),
237 favourited: present?(favorited),
238 bookmarked: present?(bookmarked),
239 muted: thread_muted? || User.mutes?(opts[:for], user),
240 pinned: pinned?(activity, user),
241 sensitive: sensitive,
242 spoiler_text: summary_html,
243 visibility: get_visibility(object),
244 media_attachments: attachments,
245 poll: render("poll.json", %{object: object, for: opts[:for]}),
247 tags: build_tags(tags),
253 emojis: build_emojis(object.data["emoji"]),
255 local: activity.local,
256 conversation_id: get_context_id(activity),
257 in_reply_to_account_acct: reply_to_user && reply_to_user.nickname,
258 content: %{"text/plain" => content_plaintext},
259 spoiler_text: %{"text/plain" => summary_plaintext}
264 def render("status.json", _) do
268 def render("card.json", %{rich_media: rich_media, page_url: page_url}) do
269 page_url_data = URI.parse(page_url)
272 if rich_media[:url] != nil do
273 URI.merge(page_url_data, URI.parse(rich_media[:url]))
278 page_url = page_url_data |> to_string
281 if rich_media[:image] != nil do
282 URI.merge(page_url_data, URI.parse(rich_media[:image]))
288 site_name = rich_media[:site_name] || page_url_data.host
292 provider_name: site_name,
293 provider_url: page_url_data.scheme <> "://" <> page_url_data.host,
295 image: image_url |> MediaProxy.url(),
296 title: rich_media[:title] || "",
297 description: rich_media[:description] || "",
299 opengraph: rich_media
304 def render("card.json", _) do
308 def render("attachment.json", %{attachment: attachment}) do
309 [attachment_url | _] = attachment["url"]
310 media_type = attachment_url["mediaType"] || attachment_url["mimeType"] || "image"
311 href = attachment_url["href"] |> MediaProxy.url()
315 String.contains?(media_type, "image") -> "image"
316 String.contains?(media_type, "video") -> "video"
317 String.contains?(media_type, "audio") -> "audio"
321 <<hash_id::signed-32, _rest::binary>> = :crypto.hash(:md5, href)
324 id: to_string(attachment["id"] || hash_id),
330 description: attachment["name"],
331 pleroma: %{mime_type: media_type}
335 def render("poll.json", %{object: object} = opts) do
336 {multiple, options} =
338 %{"anyOf" => options} when is_list(options) -> {true, options}
339 %{"oneOf" => options} when is_list(options) -> {false, options}
345 (object.data["closed"] || object.data["endTime"])
346 |> NaiveDateTime.from_iso8601!()
350 |> NaiveDateTime.compare(NaiveDateTime.utc_now())
359 Pleroma.Web.ActivityPub.Utils.get_existing_votes(opts[:for].ap_id, object)
361 existing_votes != [] or opts[:for].ap_id == object.data["actor"]
366 {options, votes_count} =
367 Enum.map_reduce(options, 0, fn %{"name" => name} = option, count ->
368 current_count = option["replies"]["totalItems"] || 0
371 title: HTML.strip_tags(name),
372 votes_count: current_count
373 }, current_count + count}
377 # Mastodon uses separate ids for polls, but an object can't have
378 # more than one poll embedded so object id is fine
380 expires_at: Utils.to_masto_date(end_time),
383 votes_count: votes_count,
386 emojis: build_emojis(object.data["emoji"])
393 def get_reply_to(activity, %{replied_to_activities: replied_to_activities}) do
394 object = Object.normalize(activity)
396 with nil <- replied_to_activities[object.data["inReplyTo"]] do
397 # If user didn't participate in the thread
398 Activity.get_in_reply_to_activity(activity)
402 def get_reply_to(%{data: %{"object" => _object}} = activity, _) do
403 object = Object.normalize(activity)
405 if object.data["inReplyTo"] && object.data["inReplyTo"] != "" do
406 Activity.get_create_by_object_ap_id(object.data["inReplyTo"])
412 def render_content(%{data: %{"type" => "Video"}} = object) do
413 with name when not is_nil(name) and name != "" <- object.data["name"] do
414 "<p><a href=\"#{object.data["id"]}\">#{name}</a></p>#{object.data["content"]}"
416 _ -> object.data["content"] || ""
420 def render_content(%{data: %{"type" => object_type}} = object)
421 when object_type in ["Article", "Page"] do
422 with summary when not is_nil(summary) and summary != "" <- object.data["name"],
423 url when is_bitstring(url) <- object.data["url"] do
424 "<p><a href=\"#{url}\">#{summary}</a></p>#{object.data["content"]}"
426 _ -> object.data["content"] || ""
430 def render_content(object), do: object.data["content"] || ""
433 Builds a dictionary tags.
437 iex> Pleroma.Web.MastodonAPI.StatusView.build_tags(["fediverse", "nextcloud"])
438 [{"name": "fediverse", "url": "/tag/fediverse"},
439 {"name": "nextcloud", "url": "/tag/nextcloud"}]
442 @spec build_tags(list(any())) :: list(map())
443 def build_tags(object_tags) when is_list(object_tags) do
444 object_tags = for tag when is_binary(tag) <- object_tags, do: tag
446 Enum.reduce(object_tags, [], fn tag, tags ->
447 tags ++ [%{name: tag, url: "/tag/#{tag}"}]
451 def build_tags(_), do: []
456 Arguments: `nil` or list tuple of name and url.
462 iex> Pleroma.Web.MastodonAPI.StatusView.build_emojis([{"2hu", "corndog.png"}])
463 [%{shortcode: "2hu", static_url: "corndog.png", url: "corndog.png", visible_in_picker: false}]
466 @spec build_emojis(nil | list(tuple())) :: list(map())
467 def build_emojis(nil), do: []
469 def build_emojis(emojis) do
471 |> Enum.map(fn {name, url} ->
472 name = HTML.strip_tags(name)
479 %{shortcode: name, url: url, static_url: url, visible_in_picker: false}
483 defp present?(nil), do: false
484 defp present?(false), do: false
485 defp present?(_), do: true
487 defp pinned?(%Activity{id: id}, %User{info: %{pinned_activities: pinned_activities}}),
488 do: id in pinned_activities