1 defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
2 alias Pleroma.{User, Activity, Repo, Object}
3 alias Pleroma.Web.ActivityPub.ActivityPub
4 alias Pleroma.Web.TwitterAPI.Representers.{ActivityRepresenter, UserRepresenter}
8 def create_status(user = %User{}, data = %{}) do
9 attachments = Enum.map(data["media_ids"] || [], fn (media_id) ->
10 Repo.get(Object, media_id).data
13 context = ActivityPub.generate_context_id
15 content = HtmlSanitizeEx.strip_tags(data["status"])
16 |> String.replace("\n", "<br>")
18 mentions = parse_mentions(content)
21 User.ap_followers(user),
22 "https://www.w3.org/ns/activitystreams#Public"
25 to = default_to ++ Enum.map(mentions, fn ({_, %{ap_id: ap_id}}) -> ap_id end)
27 content_html = add_user_links(content, mentions)
34 "actor" => user.ap_id,
38 "content" => content_html,
41 "attachment" => attachments,
49 activity = with inReplyToId when not is_nil(inReplyToId) <- data["in_reply_to_status_id"],
50 inReplyTo <- Repo.get(Activity, inReplyToId),
51 context <- inReplyTo.data["context"]
54 to = activity["to"] ++ [inReplyTo.data["actor"]]
58 |> put_in(["context"], context)
59 |> put_in(["object", "context"], context)
60 |> put_in(["object", "inReplyTo"], inReplyTo.data["object"]["id"])
61 |> put_in(["object", "inReplyToStatusId"], inReplyToId)
62 |> put_in(["statusnetConversationId"], inReplyTo.data["statusnetConversationId"])
63 |> put_in(["object", "statusnetConversationId"], inReplyTo.data["statusnetConversationId"])
68 with {:ok, activity} <- ActivityPub.insert(activity) do
69 {:ok, activity} = add_conversation_id(activity)
70 Pleroma.Web.Websub.publish(Pleroma.Web.OStatus.feed_path(user), user, activity)
75 def fetch_friend_statuses(user, opts \\ %{}) do
76 ActivityPub.fetch_activities([user.ap_id | user.following], opts)
77 |> activities_to_statuses(%{for: user})
80 def fetch_public_statuses(user, opts \\ %{}) do
81 ActivityPub.fetch_public_activities(opts)
82 |> activities_to_statuses(%{for: user})
85 def fetch_user_statuses(user, opts \\ %{}) do
86 ActivityPub.fetch_activities([], opts)
87 |> activities_to_statuses(%{for: user})
90 def fetch_mentions(user, opts \\ %{}) do
91 ActivityPub.fetch_activities([user.ap_id], opts)
92 |> activities_to_statuses(%{for: user})
95 def fetch_conversation(user, id) do
96 query = from activity in Activity,
97 where: fragment("? @> ?", activity.data, ^%{ statusnetConversationId: id}),
100 with %Activity{} = activity <- Repo.one(query),
101 context <- activity.data["context"],
102 activities <- ActivityPub.fetch_activities_for_context(context),
103 statuses <- activities |> activities_to_statuses(%{for: user})
112 def fetch_status(user, id) do
113 with %Activity{} = activity <- Repo.get(Activity, id) do
114 activity_to_status(activity, %{for: user})
118 def follow(%User{} = follower, params) do
119 with { :ok, %User{} = followed } <- get_user(params),
120 { :ok, follower } <- User.follow(follower, followed),
121 { :ok, activity } <- ActivityPub.insert(%{
123 "actor" => follower.ap_id,
124 "object" => followed.ap_id,
125 "published" => make_date()
128 { :ok, follower, followed, activity }
134 def unfollow(%User{} = follower, params) do
135 with { :ok, %User{} = unfollowed } <- get_user(params),
136 { :ok, follower, follow_activity } <- User.unfollow(follower, unfollowed),
137 { :ok, _activity } <- ActivityPub.insert(%{
139 "actor" => follower.ap_id,
140 "object" => follow_activity, # get latest Follow for these users
141 "published" => make_date()
144 { :ok, follower, unfollowed }
150 def favorite(%User{} = user, %Activity{data: %{"object" => object}} = activity) do
151 object = Object.get_by_ap_id(object["id"])
153 {:ok, _like_activity, object} = ActivityPub.like(user, object)
154 new_data = activity.data
155 |> Map.put("object", object.data)
157 status = %{activity | data: new_data}
158 |> activity_to_status(%{for: user})
163 def unfavorite(%User{} = user, %Activity{data: %{"object" => object}} = activity) do
164 object = Object.get_by_ap_id(object["id"])
166 {:ok, object} = ActivityPub.unlike(user, object)
167 new_data = activity.data
168 |> Map.put("object", object.data)
170 status = %{activity | data: new_data}
171 |> activity_to_status(%{for: user})
176 def retweet(%User{} = user, %Activity{data: %{"object" => object}} = activity) do
177 object = Object.get_by_ap_id(object["id"])
179 {:ok, _announce_activity, object} = ActivityPub.announce(user, object)
180 new_data = activity.data
181 |> Map.put("object", object.data)
183 status = %{activity | data: new_data}
184 |> activity_to_status(%{for: user})
189 def upload(%Plug.Upload{} = file, format \\ "xml") do
190 {:ok, object} = ActivityPub.upload(file)
192 url = List.first(object.data["url"])
194 type = url["mediaType"]
198 # Fake this as good as possible...
200 <?xml version="1.0" encoding="UTF-8"?>
201 <rsp stat="ok" xmlns:atom="http://www.w3.org/2005/Atom">
202 <mediaid>#{object.id}</mediaid>
203 <media_id>#{object.id}</media_id>
204 <media_id_string>#{object.id}</media_id_string>
205 <media_url>#{href}</media_url>
206 <mediaurl>#{href}</mediaurl>
207 <atom:link rel="enclosure" href="#{href}" type="#{type}"></atom:link>
213 media_id_string: "#{object.id}}",
220 def parse_mentions(text) do
221 # Modified from https://www.w3.org/TR/html5/forms.html#valid-e-mail-address
222 regex = ~r/@[a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-]+@?[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*/
224 Regex.scan(regex, text)
227 |> Enum.map(fn ("@" <> match = full_match) -> {full_match, User.get_cached_by_nickname(match)} end)
228 |> Enum.filter(fn ({_match, user}) -> user end)
231 def add_user_links(text, mentions) do
232 Enum.reduce(mentions, text, fn ({match, %User{ap_id: ap_id}}, text) -> String.replace(text, match, "<a href='#{ap_id}'>#{match}</a>") end)
235 defp add_conversation_id(activity) do
236 if is_integer(activity.data["statusnetConversationId"]) do
240 |> put_in(["object", "statusnetConversationId"], activity.id)
241 |> put_in(["statusnetConversationId"], activity.id)
243 object = Object.get_by_ap_id(activity.data["object"]["id"])
245 changeset = Ecto.Changeset.change(object, data: data["object"])
246 Repo.update(changeset)
248 changeset = Ecto.Changeset.change(activity, data: data)
249 Repo.update(changeset)
253 def register_user(params) do
255 nickname: params["nickname"],
256 name: params["fullname"],
258 email: params["email"],
259 password: params["password"],
260 password_confirmation: params["confirm"]
263 changeset = User.register_changeset(%User{}, params)
265 with {:ok, user} <- Repo.insert(changeset) do
266 {:ok, UserRepresenter.to_map(user)}
268 {:error, changeset} ->
269 errors = Ecto.Changeset.traverse_errors(changeset, fn {msg, _opts} -> msg end)
271 {:error, %{error: errors}}
275 def get_user(user \\ nil, params) do
277 %{ "user_id" => user_id } ->
278 case target = Repo.get(User, user_id) do
280 {:error, "No user with such user_id"}
284 %{ "screen_name" => nickname } ->
285 case target = Repo.get_by(User, nickname: nickname) do
287 {:error, "No user with such screen_name"}
295 {:error, "You need to specify screen_name or user_id"}
300 defp activities_to_statuses(activities, opts) do
301 Enum.map(activities, fn(activity) ->
302 activity_to_status(activity, opts)
306 # For likes, fetch the liked activity, too.
307 defp activity_to_status(%Activity{data: %{"type" => "Like"}} = activity, opts) do
308 actor = get_in(activity.data, ["actor"])
309 user = User.get_cached_by_ap_id(actor)
310 [liked_activity] = Activity.all_by_object_ap_id(activity.data["object"])
312 ActivityRepresenter.to_map(activity, Map.merge(opts, %{user: user, liked_activity: liked_activity}))
315 # For announces, fetch the announced activity and the user.
316 defp activity_to_status(%Activity{data: %{"type" => "Announce"}} = activity, opts) do
317 actor = get_in(activity.data, ["actor"])
318 user = User.get_cached_by_ap_id(actor)
319 [announced_activity] = Activity.all_by_object_ap_id(activity.data["object"])
320 announced_actor = User.get_cached_by_ap_id(announced_activity.data["actor"])
322 ActivityRepresenter.to_map(activity, Map.merge(opts, %{users: [user, announced_actor], announced_activity: announced_activity}))
325 defp activity_to_status(activity, opts) do
326 actor = get_in(activity.data, ["actor"])
327 user = User.get_cached_by_ap_id(actor)
328 # mentioned_users = Repo.all(from user in User, where: user.ap_id in ^activity.data["to"])
329 mentioned_users = Enum.map(activity.data["to"] || [], fn (ap_id) ->
330 User.get_cached_by_ap_id(ap_id)
332 |> Enum.filter(&(&1))
334 ActivityRepresenter.to_map(activity, Map.merge(opts, %{user: user, mentioned: mentioned_users}))
338 DateTime.utc_now() |> DateTime.to_iso8601