295 lines
		
	
	
	
		
			8.5 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
			
		
		
	
	
			295 lines
		
	
	
	
		
			8.5 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
| defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
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|   alias Pleroma.{UserInviteToken, User, Activity, Repo, Object}
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|   alias Pleroma.Web.ActivityPub.ActivityPub
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|   alias Pleroma.Web.TwitterAPI.UserView
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|   alias Pleroma.Web.{OStatus, CommonAPI}
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|   alias Pleroma.Web.MediaProxy
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|   import Ecto.Query
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| 
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|   @instance Application.get_env(:pleroma, :instance)
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|   @httpoison Application.get_env(:pleroma, :httpoison)
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|   @registrations_open Keyword.get(@instance, :registrations_open)
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| 
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|   def create_status(%User{} = user, %{"status" => _} = data) do
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|     CommonAPI.post(user, data)
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|   end
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| 
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|   def delete(%User{} = user, id) do
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|     with %Activity{data: %{"type" => type}} <- Repo.get(Activity, id),
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|          {:ok, activity} <- CommonAPI.delete(id, user) do
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|       {:ok, activity}
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|     end
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|   end
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| 
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|   @activitypub Application.get_env(:pleroma, :activitypub)
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|   @follow_handshake_timeout Keyword.get(@activitypub, :follow_handshake_timeout)
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| 
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|   def follow(%User{} = follower, params) do
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|     with {:ok, %User{} = followed} <- get_user(params),
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|          {:ok, follower} <- User.maybe_direct_follow(follower, followed),
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|          {:ok, activity} <- ActivityPub.follow(follower, followed),
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|          {:ok, follower, followed} <-
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|            User.wait_and_refresh(@follow_handshake_timeout, follower, followed) do
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|       {:ok, follower, followed, activity}
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|     else
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|       err -> err
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|     end
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|   end
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| 
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|   def unfollow(%User{} = follower, params) do
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|     with {:ok, %User{} = unfollowed} <- get_user(params),
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|          {:ok, follower, follow_activity} <- User.unfollow(follower, unfollowed),
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|          {:ok, _activity} <- ActivityPub.unfollow(follower, unfollowed) do
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|       {:ok, follower, unfollowed}
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|     else
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|       err -> err
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|     end
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|   end
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| 
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|   def block(%User{} = blocker, params) do
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|     with {:ok, %User{} = blocked} <- get_user(params),
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|          {:ok, blocker} <- User.block(blocker, blocked),
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|          {:ok, _activity} <- ActivityPub.block(blocker, blocked) do
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|       {:ok, blocker, blocked}
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|     else
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|       err -> err
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|     end
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|   end
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| 
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|   def unblock(%User{} = blocker, params) do
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|     with {:ok, %User{} = blocked} <- get_user(params),
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|          {:ok, blocker} <- User.unblock(blocker, blocked),
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|          {:ok, _activity} <- ActivityPub.unblock(blocker, blocked) do
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|       {:ok, blocker, blocked}
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|     else
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|       err -> err
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|     end
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|   end
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| 
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|   def repeat(%User{} = user, ap_id_or_id) do
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|     with {:ok, _announce, %{data: %{"id" => id}}} <- CommonAPI.repeat(ap_id_or_id, user),
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|          %Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id) do
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|       {:ok, activity}
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|     end
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|   end
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| 
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|   def unrepeat(%User{} = user, ap_id_or_id) do
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|     with {:ok, _unannounce, %{data: %{"id" => id}}} <- CommonAPI.unrepeat(ap_id_or_id, user),
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|          %Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id) do
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|       {:ok, activity}
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|     end
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|   end
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| 
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|   def fav(%User{} = user, ap_id_or_id) do
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|     with {:ok, _fav, %{data: %{"id" => id}}} <- CommonAPI.favorite(ap_id_or_id, user),
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|          %Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id) do
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|       {:ok, activity}
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|     end
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|   end
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| 
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|   def unfav(%User{} = user, ap_id_or_id) do
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|     with {:ok, _unfav, _fav, %{data: %{"id" => id}}} <- CommonAPI.unfavorite(ap_id_or_id, user),
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|          %Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id) do
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|       {:ok, activity}
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|     end
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|   end
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| 
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|   def upload(%Plug.Upload{} = file, format \\ "xml") do
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|     {:ok, object} = ActivityPub.upload(file)
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| 
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|     url = List.first(object.data["url"])
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|     href = url["href"] |> MediaProxy.url()
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|     type = url["mediaType"]
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| 
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|     case format do
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|       "xml" ->
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|         # Fake this as good as possible...
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|         """
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|         <?xml version="1.0" encoding="UTF-8"?>
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|         <rsp stat="ok" xmlns:atom="http://www.w3.org/2005/Atom">
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|         <mediaid>#{object.id}</mediaid>
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|         <media_id>#{object.id}</media_id>
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|         <media_id_string>#{object.id}</media_id_string>
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|         <media_url>#{href}</media_url>
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|         <mediaurl>#{href}</mediaurl>
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|         <atom:link rel="enclosure" href="#{href}" type="#{type}"></atom:link>
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|         </rsp>
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|         """
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| 
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|       "json" ->
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|         %{
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|           media_id: object.id,
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|           media_id_string: "#{object.id}}",
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|           media_url: href,
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|           size: 0
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|         }
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|         |> Jason.encode!()
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|     end
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|   end
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| 
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|   def register_user(params) do
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|     tokenString = params["token"]
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| 
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|     params = %{
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|       nickname: params["nickname"],
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|       name: params["fullname"],
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|       bio: params["bio"],
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|       email: params["email"],
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|       password: params["password"],
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|       password_confirmation: params["confirm"]
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|     }
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| 
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|     # no need to query DB if registration is open
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|     token =
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|       unless @registrations_open || is_nil(tokenString) do
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|         Repo.get_by(UserInviteToken, %{token: tokenString})
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|       end
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| 
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|     cond do
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|       @registrations_open || (!is_nil(token) && !token.used) ->
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|         changeset = User.register_changeset(%User{}, params)
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| 
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|         with {:ok, user} <- Repo.insert(changeset) do
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|           !@registrations_open && UserInviteToken.mark_as_used(token.token)
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|           {:ok, user}
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|         else
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|           {:error, changeset} ->
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|             errors =
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|               Ecto.Changeset.traverse_errors(changeset, fn {msg, _opts} -> msg end)
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|               |> Jason.encode!()
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| 
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|             {:error, %{error: errors}}
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|         end
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| 
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|       !@registrations_open && is_nil(token) ->
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|         {:error, "Invalid token"}
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| 
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|       !@registrations_open && token.used ->
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|         {:error, "Expired token"}
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|     end
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|   end
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| 
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|   def get_by_id_or_nickname(id_or_nickname) do
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|     if !is_integer(id_or_nickname) && :error == Integer.parse(id_or_nickname) do
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|       Repo.get_by(User, nickname: id_or_nickname)
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|     else
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|       Repo.get(User, id_or_nickname)
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|     end
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|   end
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| 
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|   def get_user(user \\ nil, params) do
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|     case params do
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|       %{"user_id" => user_id} ->
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|         case target = get_by_id_or_nickname(user_id) do
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|           nil ->
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|             {:error, "No user with such user_id"}
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| 
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|           _ ->
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|             {:ok, target}
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|         end
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| 
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|       %{"screen_name" => nickname} ->
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|         case target = Repo.get_by(User, nickname: nickname) do
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|           nil ->
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|             {:error, "No user with such screen_name"}
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| 
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|           _ ->
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|             {:ok, target}
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|         end
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| 
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|       _ ->
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|         if user do
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|           {:ok, user}
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|         else
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|           {:error, "You need to specify screen_name or user_id"}
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|         end
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|     end
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|   end
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| 
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|   defp parse_int(string, default)
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| 
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|   defp parse_int(string, default) when is_binary(string) do
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|     with {n, _} <- Integer.parse(string) do
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|       n
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|     else
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|       _e -> default
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|     end
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|   end
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| 
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|   defp parse_int(_, default), do: default
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| 
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|   def search(_user, %{"q" => query} = params) do
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|     limit = parse_int(params["rpp"], 20)
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|     page = parse_int(params["page"], 1)
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|     offset = (page - 1) * limit
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| 
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|     q =
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|       from(
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|         a in Activity,
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|         where: fragment("?->>'type' = 'Create'", a.data),
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|         where: "https://www.w3.org/ns/activitystreams#Public" in a.recipients,
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|         where:
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|           fragment(
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|             "to_tsvector('english', ?->'object'->>'content') @@ plainto_tsquery('english', ?)",
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|             a.data,
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|             ^query
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|           ),
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|         limit: ^limit,
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|         offset: ^offset,
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|         # this one isn't indexed so psql won't take the wrong index.
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|         order_by: [desc: :inserted_at]
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|       )
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| 
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|     _activities = Repo.all(q)
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|   end
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| 
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|   defp make_date do
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|     DateTime.utc_now() |> DateTime.to_iso8601()
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|   end
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| 
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|   # DEPRECATED mostly, context objects are now created at insertion time.
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|   def context_to_conversation_id(context) do
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|     with %Object{id: id} <- Object.get_cached_by_ap_id(context) do
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|       id
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|     else
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|       _e ->
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|         changeset = Object.context_mapping(context)
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| 
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|         case Repo.insert(changeset) do
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|           {:ok, %{id: id}} ->
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|             id
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| 
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|           # This should be solved by an upsert, but it seems ecto
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|           # has problems accessing the constraint inside the jsonb.
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|           {:error, _} ->
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|             Object.get_cached_by_ap_id(context).id
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|         end
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|     end
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|   end
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| 
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|   def conversation_id_to_context(id) do
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|     with %Object{data: %{"id" => context}} <- Repo.get(Object, id) do
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|       context
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|     else
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|       _e ->
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|         {:error, "No such conversation"}
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|     end
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|   end
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| 
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|   def get_external_profile(for_user, uri) do
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|     with %User{} = user <- User.get_or_fetch(uri) do
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|       spawn(fn ->
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|         with url <- user.info["topic"],
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|              {:ok, %{body: body}} <-
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|                @httpoison.get(url, [], follow_redirect: true, timeout: 10000, recv_timeout: 20000) do
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|           OStatus.handle_incoming(body)
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|         end
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|       end)
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| 
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|       {:ok, UserView.render("show.json", %{user: user, for: for_user})}
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|     else
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|       _e ->
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|         {:error, "Couldn't find user"}
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|     end
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|   end
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| end
 | 
