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
9 alias Pleroma.ActivityExpiration
14 alias Pleroma.Web.CommonAPI
15 alias Pleroma.Web.CommonAPI.Utils
16 alias Pleroma.Web.MastodonAPI.AccountView
17 alias Pleroma.Web.MastodonAPI.StatusView
18 alias Pleroma.Web.MediaProxy
20 import Pleroma.Web.ActivityPub.Visibility, only: [get_visibility: 1]
22 # TODO: Add cached version.
23 defp get_replied_to_activities([]), do: %{}
25 defp get_replied_to_activities(activities) do
28 %{data: %{"type" => "Create", "object" => object}} ->
29 object = Object.normalize(object)
30 object.data["inReplyTo"] != "" && object.data["inReplyTo"]
36 |> Activity.create_by_object_ap_id()
38 |> Enum.reduce(%{}, fn activity, acc ->
39 object = Object.normalize(activity)
40 Map.put(acc, object.data["id"], activity)
44 defp get_user(ap_id) do
46 user = User.get_cached_by_ap_id(ap_id) ->
49 user = User.get_by_guessed_nickname(ap_id) ->
53 User.error_user(ap_id)
57 defp get_context_id(%{data: %{"context_id" => context_id}}) when not is_nil(context_id),
60 defp get_context_id(%{data: %{"context" => context}}) when is_binary(context),
61 do: Utils.context_to_conversation_id(context)
63 defp get_context_id(_), do: nil
65 defp reblogged?(activity, user) do
66 object = Object.normalize(activity) || %{}
67 present?(user && user.ap_id in (object.data["announcements"] || []))
70 def render("index.json", opts) do
71 replied_to_activities = get_replied_to_activities(opts.activities)
77 Map.put(opts, :replied_to_activities, replied_to_activities)
83 %{activity: %{data: %{"type" => "Announce", "object" => _object}} = activity} = opts
85 user = get_user(activity.data["actor"])
86 created_at = Utils.to_masto_date(activity.data["published"])
87 activity_object = Object.normalize(activity)
90 Activity.create_by_object_ap_id(activity_object.data["id"])
91 |> Activity.with_preloaded_bookmark(opts[:for])
94 reblogged = render("status.json", Map.put(opts, :activity, reblogged_activity))
96 favorited = opts[:for] && opts[:for].ap_id in (activity_object.data["likes"] || [])
98 bookmarked = Activity.get_bookmark(reblogged_activity, opts[:for]) != nil
102 |> Enum.map(fn ap_id -> User.get_cached_by_ap_id(ap_id) end)
104 |> Enum.map(fn user -> AccountView.render("mention.json", %{user: user}) end)
107 id: to_string(activity.id),
108 uri: activity_object.data["id"],
109 url: activity_object.data["id"],
110 account: AccountView.render("account.json", %{user: user, for: opts[:for]}),
112 in_reply_to_account_id: nil,
114 content: reblogged[:content] || "",
115 created_at: created_at,
119 reblogged: reblogged?(reblogged_activity, opts[:for]),
120 favourited: present?(favorited),
121 bookmarked: present?(bookmarked),
123 pinned: pinned?(activity, user),
126 visibility: "public",
127 media_attachments: reblogged[:media_attachments] || [],
129 tags: reblogged[:tags] || [],
137 local: activity.local
142 def render("status.json", %{activity: %{data: %{"object" => _object}} = activity} = opts) do
143 object = Object.normalize(activity)
145 user = get_user(activity.data["actor"])
147 like_count = object.data["like_count"] || 0
148 announcement_count = object.data["announcement_count"] || 0
150 tags = object.data["tag"] || []
151 sensitive = object.data["sensitive"] || Enum.member?(tags, "nsfw")
155 |> Enum.filter(fn tag -> is_map(tag) and tag["type"] == "Mention" end)
156 |> Enum.map(fn tag -> tag["href"] end)
159 (object.data["to"] ++ tag_mentions)
161 |> Enum.map(fn ap_id -> User.get_cached_by_ap_id(ap_id) end)
163 |> Enum.map(fn user -> AccountView.render("mention.json", %{user: user}) end)
165 favorited = opts[:for] && opts[:for].ap_id in (object.data["likes"] || [])
167 bookmarked = Activity.get_bookmark(activity, opts[:for]) != nil
169 client_posted_this_activity = opts[:for] && user.id == opts[:for].id
172 with true <- client_posted_this_activity,
173 expiration when not is_nil(expiration) <-
174 ActivityExpiration.get_by_activity_id(activity.id) do
176 expiration.scheduled_at
177 |> NaiveDateTime.diff(NaiveDateTime.utc_now(), :second)
179 round(expires_in_seconds / 60)
183 case activity.thread_muted? do
184 thread_muted? when is_boolean(thread_muted?) -> thread_muted?
185 nil -> CommonAPI.thread_muted?(user, activity)
188 attachment_data = object.data["attachment"] || []
189 attachments = render_many(attachment_data, StatusView, "attachment.json", as: :attachment)
191 created_at = Utils.to_masto_date(object.data["published"])
193 reply_to = get_reply_to(activity, opts)
195 reply_to_user = reply_to && get_user(reply_to.data["actor"])
203 |> HTML.get_cached_scrubbed_html_for_activity(
204 User.html_filter_policy(opts[:for]),
211 |> HTML.get_cached_stripped_html_for_activity(
216 summary = object.data["summary"] || ""
220 |> HTML.get_cached_scrubbed_html_for_activity(
221 User.html_filter_policy(opts[:for]),
228 |> HTML.get_cached_stripped_html_for_activity(
233 card = render("card.json", Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity))
237 Pleroma.Web.Router.Helpers.o_status_url(Pleroma.Web.Endpoint, :notice, activity)
239 object.data["external_url"] || object.data["id"]
243 id: to_string(activity.id),
244 uri: object.data["id"],
246 account: AccountView.render("account.json", %{user: user, for: opts[:for]}),
247 in_reply_to_id: reply_to && to_string(reply_to.id),
248 in_reply_to_account_id: reply_to_user && to_string(reply_to_user.id),
251 content: content_html,
252 created_at: created_at,
253 reblogs_count: announcement_count,
254 replies_count: object.data["repliesCount"] || 0,
255 favourites_count: like_count,
256 reblogged: reblogged?(activity, opts[:for]),
257 favourited: present?(favorited),
258 bookmarked: present?(bookmarked),
259 muted: thread_muted? || User.mutes?(opts[:for], user),
260 pinned: pinned?(activity, user),
261 sensitive: sensitive,
262 spoiler_text: summary_html,
263 visibility: get_visibility(object),
264 media_attachments: attachments,
265 poll: render("poll.json", %{object: object, for: opts[:for]}),
267 tags: build_tags(tags),
273 emojis: build_emojis(object.data["emoji"]),
275 local: activity.local,
276 conversation_id: get_context_id(activity),
277 in_reply_to_account_acct: reply_to_user && reply_to_user.nickname,
278 content: %{"text/plain" => content_plaintext},
279 spoiler_text: %{"text/plain" => summary_plaintext},
280 expires_in: expires_in
285 def render("status.json", _) do
289 def render("card.json", %{rich_media: rich_media, page_url: page_url}) do
290 page_url_data = URI.parse(page_url)
293 if rich_media[:url] != nil do
294 URI.merge(page_url_data, URI.parse(rich_media[:url]))
299 page_url = page_url_data |> to_string
302 if rich_media[:image] != nil do
303 URI.merge(page_url_data, URI.parse(rich_media[:image]))
309 site_name = rich_media[:site_name] || page_url_data.host
313 provider_name: site_name,
314 provider_url: page_url_data.scheme <> "://" <> page_url_data.host,
316 image: image_url |> MediaProxy.url(),
317 title: rich_media[:title] || "",
318 description: rich_media[:description] || "",
320 opengraph: rich_media
325 def render("card.json", _) do
329 def render("attachment.json", %{attachment: attachment}) do
330 [attachment_url | _] = attachment["url"]
331 media_type = attachment_url["mediaType"] || attachment_url["mimeType"] || "image"
332 href = attachment_url["href"] |> MediaProxy.url()
336 String.contains?(media_type, "image") -> "image"
337 String.contains?(media_type, "video") -> "video"
338 String.contains?(media_type, "audio") -> "audio"
342 <<hash_id::signed-32, _rest::binary>> = :crypto.hash(:md5, href)
345 id: to_string(attachment["id"] || hash_id),
351 description: attachment["name"],
352 pleroma: %{mime_type: media_type}
356 def render("poll.json", %{object: object} = opts) do
357 {multiple, options} =
359 %{"anyOf" => options} when is_list(options) -> {true, options}
360 %{"oneOf" => options} when is_list(options) -> {false, options}
366 (object.data["closed"] || object.data["endTime"])
367 |> NaiveDateTime.from_iso8601!()
371 |> NaiveDateTime.compare(NaiveDateTime.utc_now())
380 Pleroma.Web.ActivityPub.Utils.get_existing_votes(opts[:for].ap_id, object)
382 existing_votes != [] or opts[:for].ap_id == object.data["actor"]
387 {options, votes_count} =
388 Enum.map_reduce(options, 0, fn %{"name" => name} = option, count ->
389 current_count = option["replies"]["totalItems"] || 0
392 title: HTML.strip_tags(name),
393 votes_count: current_count
394 }, current_count + count}
398 # Mastodon uses separate ids for polls, but an object can't have
399 # more than one poll embedded so object id is fine
400 id: to_string(object.id),
401 expires_at: Utils.to_masto_date(end_time),
404 votes_count: votes_count,
407 emojis: build_emojis(object.data["emoji"])
414 def get_reply_to(activity, %{replied_to_activities: replied_to_activities}) do
415 object = Object.normalize(activity)
417 with nil <- replied_to_activities[object.data["inReplyTo"]] do
418 # If user didn't participate in the thread
419 Activity.get_in_reply_to_activity(activity)
423 def get_reply_to(%{data: %{"object" => _object}} = activity, _) do
424 object = Object.normalize(activity)
426 if object.data["inReplyTo"] && object.data["inReplyTo"] != "" do
427 Activity.get_create_by_object_ap_id(object.data["inReplyTo"])
433 def render_content(%{data: %{"type" => "Video"}} = object) do
434 with name when not is_nil(name) and name != "" <- object.data["name"] do
435 "<p><a href=\"#{object.data["id"]}\">#{name}</a></p>#{object.data["content"]}"
437 _ -> object.data["content"] || ""
441 def render_content(%{data: %{"type" => object_type}} = object)
442 when object_type in ["Article", "Page"] do
443 with summary when not is_nil(summary) and summary != "" <- object.data["name"],
444 url when is_bitstring(url) <- object.data["url"] do
445 "<p><a href=\"#{url}\">#{summary}</a></p>#{object.data["content"]}"
447 _ -> object.data["content"] || ""
451 def render_content(object), do: object.data["content"] || ""
454 Builds a dictionary tags.
458 iex> Pleroma.Web.MastodonAPI.StatusView.build_tags(["fediverse", "nextcloud"])
459 [{"name": "fediverse", "url": "/tag/fediverse"},
460 {"name": "nextcloud", "url": "/tag/nextcloud"}]
463 @spec build_tags(list(any())) :: list(map())
464 def build_tags(object_tags) when is_list(object_tags) do
465 object_tags = for tag when is_binary(tag) <- object_tags, do: tag
467 Enum.reduce(object_tags, [], fn tag, tags ->
468 tags ++ [%{name: tag, url: "/tag/#{tag}"}]
472 def build_tags(_), do: []
477 Arguments: `nil` or list tuple of name and url.
483 iex> Pleroma.Web.MastodonAPI.StatusView.build_emojis([{"2hu", "corndog.png"}])
484 [%{shortcode: "2hu", static_url: "corndog.png", url: "corndog.png", visible_in_picker: false}]
487 @spec build_emojis(nil | list(tuple())) :: list(map())
488 def build_emojis(nil), do: []
490 def build_emojis(emojis) do
492 |> Enum.map(fn {name, url} ->
493 name = HTML.strip_tags(name)
500 %{shortcode: name, url: url, static_url: url, visible_in_picker: false}
504 defp present?(nil), do: false
505 defp present?(false), do: false
506 defp present?(_), do: true
508 defp pinned?(%Activity{id: id}, %User{info: %{pinned_activities: pinned_activities}}),
509 do: id in pinned_activities