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.filter(fn tag -> is_map(tag) and tag["type"] == "Mention" end)
155 |> Enum.map(fn tag -> tag["href"] end)
158 (object.data["to"] ++ tag_mentions)
160 |> Enum.map(fn ap_id -> User.get_cached_by_ap_id(ap_id) end)
162 |> Enum.map(fn user -> AccountView.render("mention.json", %{user: user}) end)
164 favorited = opts[:for] && opts[:for].ap_id in (object.data["likes"] || [])
166 bookmarked = Activity.get_bookmark(activity, opts[:for]) != nil
169 case activity.thread_muted? do
170 thread_muted? when is_boolean(thread_muted?) -> thread_muted?
171 nil -> CommonAPI.thread_muted?(user, activity)
174 attachment_data = object.data["attachment"] || []
175 attachments = render_many(attachment_data, StatusView, "attachment.json", as: :attachment)
177 created_at = Utils.to_masto_date(object.data["published"])
179 reply_to = get_reply_to(activity, opts)
181 reply_to_user = reply_to && get_user(reply_to.data["actor"])
189 |> HTML.get_cached_scrubbed_html_for_activity(
190 User.html_filter_policy(opts[:for]),
197 |> HTML.get_cached_stripped_html_for_activity(
202 summary = object.data["summary"] || ""
206 |> HTML.get_cached_scrubbed_html_for_activity(
207 User.html_filter_policy(opts[:for]),
214 |> HTML.get_cached_stripped_html_for_activity(
219 card = render("card.json", Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity))
223 Pleroma.Web.Router.Helpers.o_status_url(Pleroma.Web.Endpoint, :notice, activity)
225 object.data["external_url"] || object.data["id"]
229 id: to_string(activity.id),
230 uri: object.data["id"],
232 account: AccountView.render("account.json", %{user: user, for: opts[:for]}),
233 in_reply_to_id: reply_to && to_string(reply_to.id),
234 in_reply_to_account_id: reply_to_user && to_string(reply_to_user.id),
237 content: content_html,
238 created_at: created_at,
239 reblogs_count: announcement_count,
240 replies_count: object.data["repliesCount"] || 0,
241 favourites_count: like_count,
242 reblogged: reblogged?(activity, opts[:for]),
243 favourited: present?(favorited),
244 bookmarked: present?(bookmarked),
245 muted: thread_muted? || User.mutes?(opts[:for], user),
246 pinned: pinned?(activity, user),
247 sensitive: sensitive,
248 spoiler_text: summary_html,
249 visibility: get_visibility(object),
250 media_attachments: attachments,
251 poll: render("poll.json", %{object: object, for: opts[:for]}),
253 tags: build_tags(tags),
259 emojis: build_emojis(object.data["emoji"]),
261 local: activity.local,
262 conversation_id: get_context_id(activity),
263 in_reply_to_account_acct: reply_to_user && reply_to_user.nickname,
264 content: %{"text/plain" => content_plaintext},
265 spoiler_text: %{"text/plain" => summary_plaintext}
270 def render("status.json", _) do
274 def render("card.json", %{rich_media: rich_media, page_url: page_url}) do
275 page_url_data = URI.parse(page_url)
278 if rich_media[:url] != nil do
279 URI.merge(page_url_data, URI.parse(rich_media[:url]))
284 page_url = page_url_data |> to_string
287 if rich_media[:image] != nil do
288 URI.merge(page_url_data, URI.parse(rich_media[:image]))
294 site_name = rich_media[:site_name] || page_url_data.host
298 provider_name: site_name,
299 provider_url: page_url_data.scheme <> "://" <> page_url_data.host,
301 image: image_url |> MediaProxy.url(),
302 title: rich_media[:title] || "",
303 description: rich_media[:description] || "",
305 opengraph: rich_media
310 def render("card.json", _) do
314 def render("attachment.json", %{attachment: attachment}) do
315 [attachment_url | _] = attachment["url"]
316 media_type = attachment_url["mediaType"] || attachment_url["mimeType"] || "image"
317 href = attachment_url["href"] |> MediaProxy.url()
321 String.contains?(media_type, "image") -> "image"
322 String.contains?(media_type, "video") -> "video"
323 String.contains?(media_type, "audio") -> "audio"
327 <<hash_id::signed-32, _rest::binary>> = :crypto.hash(:md5, href)
330 id: to_string(attachment["id"] || hash_id),
336 description: attachment["name"],
337 pleroma: %{mime_type: media_type}
341 def render("poll.json", %{object: object} = opts) do
342 {multiple, options} =
344 %{"anyOf" => options} when is_list(options) -> {true, options}
345 %{"oneOf" => options} when is_list(options) -> {false, options}
351 (object.data["closed"] || object.data["endTime"])
352 |> NaiveDateTime.from_iso8601!()
356 |> NaiveDateTime.compare(NaiveDateTime.utc_now())
365 Pleroma.Web.ActivityPub.Utils.get_existing_votes(opts[:for].ap_id, object)
367 existing_votes != [] or opts[:for].ap_id == object.data["actor"]
372 {options, votes_count} =
373 Enum.map_reduce(options, 0, fn %{"name" => name} = option, count ->
374 current_count = option["replies"]["totalItems"] || 0
377 title: HTML.strip_tags(name),
378 votes_count: current_count
379 }, current_count + count}
383 # Mastodon uses separate ids for polls, but an object can't have
384 # more than one poll embedded so object id is fine
385 id: to_string(object.id),
386 expires_at: Utils.to_masto_date(end_time),
389 votes_count: votes_count,
392 emojis: build_emojis(object.data["emoji"])
399 def get_reply_to(activity, %{replied_to_activities: replied_to_activities}) do
400 object = Object.normalize(activity)
402 with nil <- replied_to_activities[object.data["inReplyTo"]] do
403 # If user didn't participate in the thread
404 Activity.get_in_reply_to_activity(activity)
408 def get_reply_to(%{data: %{"object" => _object}} = activity, _) do
409 object = Object.normalize(activity)
411 if object.data["inReplyTo"] && object.data["inReplyTo"] != "" do
412 Activity.get_create_by_object_ap_id(object.data["inReplyTo"])
418 def render_content(%{data: %{"type" => "Video"}} = object) do
419 with name when not is_nil(name) and name != "" <- object.data["name"] do
420 "<p><a href=\"#{object.data["id"]}\">#{name}</a></p>#{object.data["content"]}"
422 _ -> object.data["content"] || ""
426 def render_content(%{data: %{"type" => object_type}} = object)
427 when object_type in ["Article", "Page"] do
428 with summary when not is_nil(summary) and summary != "" <- object.data["name"],
429 url when is_bitstring(url) <- object.data["url"] do
430 "<p><a href=\"#{url}\">#{summary}</a></p>#{object.data["content"]}"
432 _ -> object.data["content"] || ""
436 def render_content(object), do: object.data["content"] || ""
439 Builds a dictionary tags.
443 iex> Pleroma.Web.MastodonAPI.StatusView.build_tags(["fediverse", "nextcloud"])
444 [{"name": "fediverse", "url": "/tag/fediverse"},
445 {"name": "nextcloud", "url": "/tag/nextcloud"}]
448 @spec build_tags(list(any())) :: list(map())
449 def build_tags(object_tags) when is_list(object_tags) do
450 object_tags = for tag when is_binary(tag) <- object_tags, do: tag
452 Enum.reduce(object_tags, [], fn tag, tags ->
453 tags ++ [%{name: tag, url: "/tag/#{tag}"}]
457 def build_tags(_), do: []
462 Arguments: `nil` or list tuple of name and url.
468 iex> Pleroma.Web.MastodonAPI.StatusView.build_emojis([{"2hu", "corndog.png"}])
469 [%{shortcode: "2hu", static_url: "corndog.png", url: "corndog.png", visible_in_picker: false}]
472 @spec build_emojis(nil | list(tuple())) :: list(map())
473 def build_emojis(nil), do: []
475 def build_emojis(emojis) do
477 |> Enum.map(fn {name, url} ->
478 name = HTML.strip_tags(name)
485 %{shortcode: name, url: url, static_url: url, visible_in_picker: false}
489 defp present?(nil), do: false
490 defp present?(false), do: false
491 defp present?(_), do: true
493 defp pinned?(%Activity{id: id}, %User{info: %{pinned_activities: pinned_activities}}),
494 do: id in pinned_activities