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 add_conversation_id(activity)
73 def fetch_friend_statuses(user, opts \\ %{}) do
74 ActivityPub.fetch_activities([user.ap_id | user.following], opts)
75 |> activities_to_statuses(%{for: user})
78 def fetch_public_statuses(user, opts \\ %{}) do
79 ActivityPub.fetch_public_activities(opts)
80 |> activities_to_statuses(%{for: user})
83 def fetch_user_statuses(user, opts \\ %{}) do
84 ActivityPub.fetch_activities([], opts)
85 |> activities_to_statuses(%{for: user})
88 def fetch_mentions(user, opts \\ %{}) do
89 ActivityPub.fetch_activities([user.ap_id], opts)
90 |> activities_to_statuses(%{for: user})
93 def fetch_conversation(user, id) do
94 query = from activity in Activity,
95 where: fragment("? @> ?", activity.data, ^%{ statusnetConversationId: id}),
98 with %Activity{} = activity <- Repo.one(query),
99 context <- activity.data["context"],
100 activities <- ActivityPub.fetch_activities_for_context(context),
101 statuses <- activities |> activities_to_statuses(%{for: user})
110 def fetch_status(user, id) do
111 with %Activity{} = activity <- Repo.get(Activity, id) do
112 activity_to_status(activity, %{for: user})
116 def follow(%User{} = follower, params) do
117 with { :ok, %User{} = followed } <- get_user(params),
118 { :ok, follower } <- User.follow(follower, followed),
119 { :ok, activity } <- ActivityPub.insert(%{
121 "actor" => follower.ap_id,
122 "object" => followed.ap_id,
123 "published" => make_date()
126 { :ok, follower, followed, activity }
132 def unfollow(%User{} = follower, params) do
133 with { :ok, %User{} = unfollowed } <- get_user(params),
134 { :ok, follower, follow_activity } <- User.unfollow(follower, unfollowed),
135 { :ok, _activity } <- ActivityPub.insert(%{
137 "actor" => follower.ap_id,
138 "object" => follow_activity, # get latest Follow for these users
139 "published" => make_date()
142 { :ok, follower, unfollowed }
148 def favorite(%User{} = user, %Activity{data: %{"object" => object}} = activity) do
149 object = Object.get_by_ap_id(object["id"])
151 {:ok, _like_activity, object} = ActivityPub.like(user, object)
152 new_data = activity.data
153 |> Map.put("object", object.data)
155 status = %{activity | data: new_data}
156 |> activity_to_status(%{for: user})
161 def unfavorite(%User{} = user, %Activity{data: %{"object" => object}} = activity) do
162 object = Object.get_by_ap_id(object["id"])
164 {:ok, object} = ActivityPub.unlike(user, object)
165 new_data = activity.data
166 |> Map.put("object", object.data)
168 status = %{activity | data: new_data}
169 |> activity_to_status(%{for: user})
174 def retweet(%User{} = user, %Activity{data: %{"object" => object}} = activity) do
175 object = Object.get_by_ap_id(object["id"])
177 {:ok, _announce_activity, object} = ActivityPub.announce(user, object)
178 new_data = activity.data
179 |> Map.put("object", object.data)
181 status = %{activity | data: new_data}
182 |> activity_to_status(%{for: user})
187 def upload(%Plug.Upload{} = file, format \\ "xml") do
188 {:ok, object} = ActivityPub.upload(file)
190 url = List.first(object.data["url"])
192 type = url["mediaType"]
196 # Fake this as good as possible...
198 <?xml version="1.0" encoding="UTF-8"?>
199 <rsp stat="ok" xmlns:atom="http://www.w3.org/2005/Atom">
200 <mediaid>#{object.id}</mediaid>
201 <media_id>#{object.id}</media_id>
202 <media_id_string>#{object.id}</media_id_string>
203 <media_url>#{href}</media_url>
204 <mediaurl>#{href}</mediaurl>
205 <atom:link rel="enclosure" href="#{href}" type="#{type}"></atom:link>
211 media_id_string: "#{object.id}}",
218 def parse_mentions(text) do
219 # Modified from https://www.w3.org/TR/html5/forms.html#valid-e-mail-address
220 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])?)*/
222 Regex.scan(regex, text)
225 |> Enum.map(fn ("@" <> match = full_match) -> {full_match, User.get_cached_by_nickname(match)} end)
226 |> Enum.filter(fn ({_match, user}) -> user end)
229 def add_user_links(text, mentions) do
230 Enum.reduce(mentions, text, fn ({match, %User{ap_id: ap_id}}, text) -> String.replace(text, match, "<a href='#{ap_id}'>#{match}</a>") end)
233 defp add_conversation_id(activity) do
234 if is_integer(activity.data["statusnetConversationId"]) do
238 |> put_in(["object", "statusnetConversationId"], activity.id)
239 |> put_in(["statusnetConversationId"], activity.id)
241 object = Object.get_by_ap_id(activity.data["object"]["id"])
243 changeset = Ecto.Changeset.change(object, data: data["object"])
244 Repo.update(changeset)
246 changeset = Ecto.Changeset.change(activity, data: data)
247 Repo.update(changeset)
251 def register_user(params) do
253 nickname: params["nickname"],
254 name: params["fullname"],
256 email: params["email"],
257 password: params["password"],
258 password_confirmation: params["confirm"]
261 changeset = User.register_changeset(%User{}, params)
263 with {:ok, user} <- Repo.insert(changeset) do
264 {:ok, UserRepresenter.to_map(user)}
266 {:error, changeset} ->
267 errors = Ecto.Changeset.traverse_errors(changeset, fn {msg, _opts} -> msg end)
269 {:error, %{error: errors}}
273 def get_user(user \\ nil, params) do
275 %{ "user_id" => user_id } ->
276 case target = Repo.get(User, user_id) do
278 {:error, "No user with such user_id"}
282 %{ "screen_name" => nickname } ->
283 case target = Repo.get_by(User, nickname: nickname) do
285 {:error, "No user with such screen_name"}
293 {:error, "You need to specify screen_name or user_id"}
298 defp activities_to_statuses(activities, opts) do
299 Enum.map(activities, fn(activity) ->
300 activity_to_status(activity, opts)
304 # For likes, fetch the liked activity, too.
305 defp activity_to_status(%Activity{data: %{"type" => "Like"}} = activity, opts) do
306 actor = get_in(activity.data, ["actor"])
307 user = User.get_cached_by_ap_id(actor)
308 [liked_activity] = Activity.all_by_object_ap_id(activity.data["object"])
310 ActivityRepresenter.to_map(activity, Map.merge(opts, %{user: user, liked_activity: liked_activity}))
313 # For announces, fetch the announced activity and the user.
314 defp activity_to_status(%Activity{data: %{"type" => "Announce"}} = activity, opts) do
315 actor = get_in(activity.data, ["actor"])
316 user = User.get_cached_by_ap_id(actor)
317 [announced_activity] = Activity.all_by_object_ap_id(activity.data["object"])
318 announced_actor = User.get_cached_by_ap_id(announced_activity.data["actor"])
320 ActivityRepresenter.to_map(activity, Map.merge(opts, %{users: [user, announced_actor], announced_activity: announced_activity}))
323 defp activity_to_status(activity, opts) do
324 actor = get_in(activity.data, ["actor"])
325 user = User.get_cached_by_ap_id(actor)
326 # mentioned_users = Repo.all(from user in User, where: user.ap_id in ^activity.data["to"])
327 mentioned_users = Enum.map(activity.data["to"] || [], fn (ap_id) ->
328 User.get_cached_by_ap_id(ap_id)
330 |> Enum.filter(&(&1))
332 ActivityRepresenter.to_map(activity, Map.merge(opts, %{user: user, mentioned: mentioned_users}))
336 DateTime.utc_now() |> DateTime.to_iso8601