1 defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
3 alias Pleroma.{User, Activity, Repo, Object}
4 alias Pleroma.Web.{ActivityPub.ActivityPub, Websub, OStatus}
5 alias Pleroma.Web.TwitterAPI.Representers.{ActivityRepresenter, UserRepresenter}
9 def create_status(%User{} = user, %{} = data) do
10 attachments = Enum.map(data["media_ids"] || [], fn (media_id) ->
11 Repo.get(Object, media_id).data
14 context = ActivityPub.generate_context_id
16 content = data["status"] |> HtmlSanitizeEx.strip_tags |> 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 Websub.publish(OStatus.feed_path(user), user, activity)
75 def fetch_friend_statuses(user, opts \\ %{}) do
76 activities = ActivityPub.fetch_activities([user.ap_id | user.following], opts)
77 activities_to_statuses(activities, %{for: user})
80 def fetch_public_statuses(user, opts \\ %{}) do
81 activities = ActivityPub.fetch_public_activities(opts)
82 activities_to_statuses(activities, %{for: user})
85 def fetch_user_statuses(user, opts \\ %{}) do
86 activities = ActivityPub.fetch_activities([], opts)
87 activities_to_statuses(activities, %{for: user})
90 def fetch_mentions(user, opts \\ %{}) do
91 activities = ActivityPub.fetch_activities([user.ap_id], opts)
92 activities_to_statuses(activities, %{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} <- User.unfollow(follower, unfollowed)
138 {:ok, follower, unfollowed}
144 def favorite(%User{} = user, %Activity{data: %{"object" => object}} = activity) do
145 object = Object.get_by_ap_id(object["id"])
147 {:ok, _like_activity, object} = ActivityPub.like(user, object)
148 new_data = activity.data
149 |> Map.put("object", object.data)
151 status = %{activity | data: new_data}
152 |> activity_to_status(%{for: user})
157 def unfavorite(%User{} = user, %Activity{data: %{"object" => object}} = activity) do
158 object = Object.get_by_ap_id(object["id"])
160 {:ok, object} = ActivityPub.unlike(user, object)
161 new_data = activity.data
162 |> Map.put("object", object.data)
164 status = %{activity | data: new_data}
165 |> activity_to_status(%{for: user})
170 def retweet(%User{} = user, %Activity{data: %{"object" => object}} = activity) do
171 object = Object.get_by_ap_id(object["id"])
173 {:ok, _announce_activity, object} = ActivityPub.announce(user, object)
174 new_data = activity.data
175 |> Map.put("object", object.data)
177 status = %{activity | data: new_data}
178 |> activity_to_status(%{for: user})
183 def upload(%Plug.Upload{} = file, format \\ "xml") do
184 {:ok, object} = ActivityPub.upload(file)
186 url = List.first(object.data["url"])
188 type = url["mediaType"]
192 # Fake this as good as possible...
194 <?xml version="1.0" encoding="UTF-8"?>
195 <rsp stat="ok" xmlns:atom="http://www.w3.org/2005/Atom">
196 <mediaid>#{object.id}</mediaid>
197 <media_id>#{object.id}</media_id>
198 <media_id_string>#{object.id}</media_id_string>
199 <media_url>#{href}</media_url>
200 <mediaurl>#{href}</mediaurl>
201 <atom:link rel="enclosure" href="#{href}" type="#{type}"></atom:link>
207 media_id_string: "#{object.id}}",
214 def parse_mentions(text) do
215 # Modified from https://www.w3.org/TR/html5/forms.html#valid-e-mail-address
216 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 |> Enum.map(fn ("@" <> match = full_match) ->
223 {full_match, User.get_cached_by_nickname(match)} end)
224 |> Enum.filter(fn ({_match, user}) -> user end)
227 def add_user_links(text, mentions) do
228 Enum.reduce(mentions, text, fn ({match, %User{ap_id: ap_id}}, text) ->
229 String.replace(text, match, "<a href='#{ap_id}'>#{match}</a>") end)
232 defp add_conversation_id(activity) do
233 if is_integer(activity.data["statusnetConversationId"]) do
237 |> put_in(["object", "statusnetConversationId"], activity.id)
238 |> put_in(["statusnetConversationId"], activity.id)
240 object = Object.get_by_ap_id(activity.data["object"]["id"])
242 changeset = Changeset.change(object, data: data["object"])
243 Repo.update(changeset)
245 changeset = Changeset.change(activity, data: data)
246 Repo.update(changeset)
250 def register_user(params) do
252 nickname: params["nickname"],
253 name: params["fullname"],
255 email: params["email"],
256 password: params["password"],
257 password_confirmation: params["confirm"]
260 changeset = User.register_changeset(%User{}, params)
262 with {:ok, user} <- Repo.insert(changeset) do
263 {:ok, UserRepresenter.to_map(user)}
265 {:error, changeset} ->
266 errors = Poison.encode!(Changeset.traverse_errors(changeset, fn {msg, _opts} -> msg end))
267 {:error, %{error: errors}}
271 def get_user(user \\ nil, params) do
273 %{"user_id" => user_id} ->
274 case target = Repo.get(User, user_id) do
276 {:error, "No user with such user_id"}
280 %{"screen_name" => nickname} ->
281 case target = Repo.get_by(User, nickname: nickname) do
283 {:error, "No user with such screen_name"}
291 {:error, "You need to specify screen_name or user_id"}
296 defp activities_to_statuses(activities, opts) do
297 Enum.map(activities, fn(activity) ->
298 activity_to_status(activity, opts)
302 # For likes, fetch the liked activity, too.
303 defp activity_to_status(%Activity{data: %{"type" => "Like"}} = activity, opts) do
304 actor = get_in(activity.data, ["actor"])
305 user = User.get_cached_by_ap_id(actor)
306 [liked_activity] = Activity.all_by_object_ap_id(activity.data["object"])
308 ActivityRepresenter.to_map(activity,
309 Map.merge(opts, %{user: user, liked_activity: liked_activity}))
312 # For announces, fetch the announced activity and the user.
313 defp activity_to_status(%Activity{data: %{"type" => "Announce"}} = activity, opts) do
314 actor = get_in(activity.data, ["actor"])
315 user = User.get_cached_by_ap_id(actor)
316 [announced_activity] = Activity.all_by_object_ap_id(activity.data["object"])
317 announced_actor = User.get_cached_by_ap_id(announced_activity.data["actor"])
319 ActivityRepresenter.to_map(activity,
320 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 mentioned_users = mentioned_users |> Enum.filter(&(&1))
332 ActivityRepresenter.to_map(activity, Map.merge(opts, %{user: user, mentioned: mentioned_users}))
336 DateTime.utc_now() |> DateTime.to_iso8601