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
12 alias Pleroma.Web.CommonAPI.Utils
13 alias Pleroma.Web.MediaProxy
14 alias Pleroma.Web.MastodonAPI
15 alias Pleroma.Web.MastodonAPI.AccountView
16 alias Pleroma.Web.MastodonAPI.StatusView
18 # TODO: Add cached version.
19 defp get_replied_to_activities(activities) do
22 %{data: %{"type" => "Create", "object" => %{"inReplyTo" => in_reply_to}}} ->
23 in_reply_to != "" && in_reply_to
29 |> Activity.create_by_object_ap_id()
31 |> Enum.reduce(%{}, fn activity, acc ->
32 Map.put(acc, activity.data["object"]["id"], activity)
36 defp get_user(ap_id) do
38 user = User.get_cached_by_ap_id(ap_id) ->
41 user = User.get_by_guessed_nickname(ap_id) ->
45 User.error_user(ap_id)
49 def render("index.json", opts) do
50 replied_to_activities = get_replied_to_activities(opts.activities)
56 Map.put(opts, :replied_to_activities, replied_to_activities)
58 |> Enum.filter(fn x -> not is_nil(x) end)
63 %{activity: %{data: %{"type" => "Announce", "object" => object}} = activity} = opts
65 user = get_user(activity.data["actor"])
66 created_at = Utils.to_masto_date(activity.data["published"])
68 reblogged = Activity.get_create_by_object_ap_id(object)
69 reblogged = render("status.json", Map.put(opts, :activity, reblogged))
73 |> Enum.map(fn ap_id -> User.get_cached_by_ap_id(ap_id) end)
75 |> Enum.map(fn user -> AccountView.render("mention.json", %{user: user}) end)
78 id: to_string(activity.id),
81 account: AccountView.render("account.json", %{user: user}),
83 in_reply_to_account_id: nil,
85 content: reblogged[:content] || "",
86 created_at: created_at,
93 pinned: pinned?(activity, user),
97 media_attachments: reblogged[:media_attachments] || [],
99 tags: reblogged[:tags] || [],
109 def render("status.json", %{activity: %{data: %{"object" => object}} = activity} = opts) do
110 user = get_user(activity.data["actor"])
112 like_count = object["like_count"] || 0
113 announcement_count = object["announcement_count"] || 0
115 tags = object["tag"] || []
116 sensitive = object["sensitive"] || Enum.member?(tags, "nsfw")
120 |> Enum.map(fn ap_id -> User.get_cached_by_ap_id(ap_id) end)
122 |> Enum.map(fn user -> AccountView.render("mention.json", %{user: user}) end)
124 repeated = opts[:for] && opts[:for].ap_id in (object["announcements"] || [])
125 favorited = opts[:for] && opts[:for].ap_id in (object["likes"] || [])
127 attachment_data = object["attachment"] || []
128 attachments = render_many(attachment_data, StatusView, "attachment.json", as: :attachment)
130 created_at = Utils.to_masto_date(object["published"])
132 reply_to = get_reply_to(activity, opts)
133 reply_to_user = reply_to && get_user(reply_to.data["actor"])
138 |> HTML.get_cached_scrubbed_html_for_object(
139 User.html_filter_policy(opts[:for]),
144 card = render("card.json", MastodonAPI.get_status_card(activity.id))
147 id: to_string(activity.id),
149 url: object["external_url"] || object["id"],
150 account: AccountView.render("account.json", %{user: user}),
151 in_reply_to_id: reply_to && to_string(reply_to.id),
152 in_reply_to_account_id: reply_to_user && to_string(reply_to_user.id),
156 created_at: created_at,
157 reblogs_count: announcement_count,
159 favourites_count: like_count,
160 reblogged: present?(repeated),
161 favourited: present?(favorited),
163 pinned: pinned?(activity, user),
164 sensitive: sensitive,
165 spoiler_text: object["summary"] || "",
166 visibility: get_visibility(object),
167 media_attachments: attachments |> Enum.take(4),
169 tags: build_tags(tags),
175 emojis: build_emojis(activity.data["object"]["emoji"])
179 def render("status.json", _) do
183 def render("card.json", %{rich_media: rich_media, page_url: page_url}) do
184 page_url = rich_media[:url] || page_url
185 page_url_data = URI.parse(page_url)
186 site_name = rich_media[:site_name] || page_url_data.host
190 provider_name: site_name,
191 provider_url: page_url_data.scheme <> "://" <> page_url_data.host,
193 image: rich_media[:image],
194 title: rich_media[:title],
195 description: rich_media[:description],
197 opengraph: rich_media
202 def render("card.json", _) do
206 def render("attachment.json", %{attachment: attachment}) do
207 [attachment_url | _] = attachment["url"]
208 media_type = attachment_url["mediaType"] || attachment_url["mimeType"] || "image"
209 href = attachment_url["href"] |> MediaProxy.url()
213 String.contains?(media_type, "image") -> "image"
214 String.contains?(media_type, "video") -> "video"
215 String.contains?(media_type, "audio") -> "audio"
219 <<hash_id::signed-32, _rest::binary>> = :crypto.hash(:md5, href)
222 id: to_string(attachment["id"] || hash_id),
228 description: attachment["name"]
232 def get_reply_to(activity, %{replied_to_activities: replied_to_activities}) do
233 _id = activity.data["object"]["inReplyTo"]
234 replied_to_activities[activity.data["object"]["inReplyTo"]]
237 def get_reply_to(%{data: %{"object" => object}}, _) do
238 if object["inReplyTo"] && object["inReplyTo"] != "" do
239 Activity.get_create_by_object_ap_id(object["inReplyTo"])
245 def get_visibility(object) do
246 public = "https://www.w3.org/ns/activitystreams#Public"
247 to = object["to"] || []
248 cc = object["cc"] || []
257 # this should use the sql for the object's activity
258 Enum.any?(to, &String.contains?(&1, "/followers")) ->
269 def render_content(%{"type" => "Video"} = object) do
270 with name when not is_nil(name) and name != "" <- object["name"] do
271 "<p><a href=\"#{object["id"]}\">#{name}</a></p>#{object["content"]}"
273 _ -> object["content"] || ""
277 def render_content(%{"type" => object_type} = object)
278 when object_type in ["Article", "Page"] do
279 with summary when not is_nil(summary) and summary != "" <- object["name"],
280 url when is_bitstring(url) <- object["url"] do
281 "<p><a href=\"#{url}\">#{summary}</a></p>#{object["content"]}"
283 _ -> object["content"] || ""
287 def render_content(object), do: object["content"] || ""
290 Builds a dictionary tags.
294 iex> Pleroma.Web.MastodonAPI.StatusView.build_tags(["fediverse", "nextcloud"])
295 [{"name": "fediverse", "url": "/tag/fediverse"},
296 {"name": "nextcloud", "url": "/tag/nextcloud"}]
299 @spec build_tags(list(any())) :: list(map())
300 def build_tags(object_tags) when is_list(object_tags) do
301 object_tags = for tag when is_binary(tag) <- object_tags, do: tag
303 Enum.reduce(object_tags, [], fn tag, tags ->
304 tags ++ [%{name: tag, url: "/tag/#{tag}"}]
308 def build_tags(_), do: []
313 Arguments: `nil` or list tuple of name and url.
319 iex> Pleroma.Web.MastodonAPI.StatusView.build_emojis([{"2hu", "corndog.png"}])
320 [%{shortcode: "2hu", static_url: "corndog.png", url: "corndog.png", visible_in_picker: false}]
323 @spec build_emojis(nil | list(tuple())) :: list(map())
324 def build_emojis(nil), do: []
326 def build_emojis(emojis) do
328 |> Enum.map(fn {name, url} ->
329 name = HTML.strip_tags(name)
336 %{shortcode: name, url: url, static_url: url, visible_in_picker: false}
340 defp present?(nil), do: false
341 defp present?(false), do: false
342 defp present?(_), do: true
344 defp pinned?(%Activity{id: id}, %User{info: %{pinned_activities: pinned_activities}}),
345 do: id in pinned_activities