82 lines
		
	
	
	
		
			2.2 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
			
		
		
	
	
			82 lines
		
	
	
	
		
			2.2 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
| # Pleroma: A lightweight social networking server
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| # Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
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| # SPDX-License-Identifier: AGPL-3.0-only
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| 
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| defmodule Pleroma.Web.MastodonAPI.DirectoryController do
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|   use Pleroma.Web, :controller
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| 
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|   import Ecto.Query
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|   alias Pleroma.Pagination
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|   alias Pleroma.User
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|   alias Pleroma.UserRelationship
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|   alias Pleroma.Web.MastodonAPI.AccountView
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| 
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|   require Logger
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| 
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|   plug(Pleroma.Web.ApiSpec.CastAndValidate)
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| 
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|   plug(:skip_auth when action == "index")
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| 
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|   defdelegate open_api_operation(action), to: Pleroma.Web.ApiSpec.DirectoryOperation
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| 
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|   @doc "GET /api/v1/directory"
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|   def index(%{assigns: %{user: user}} = conn, params) do
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|     with true <- Pleroma.Config.get([:instance, :profile_directory]) do
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|       limit = Map.get(params, :limit, 20) |> min(80)
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| 
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|       users =
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|         User.Query.build(%{is_discoverable: true, invisible: false, limit: limit})
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|         |> order_by_creation_date(params)
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|         |> exclude_remote(params)
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|         |> exclude_user(user)
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|         |> exclude_relationships(user, [:block, :mute])
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|         |> Pagination.fetch_paginated(params, :offset)
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| 
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|       conn
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|       |> put_view(AccountView)
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|       |> render("index.json", for: user, users: users, as: :user)
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|     else
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|       _ -> json(conn, [])
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|     end
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|   end
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| 
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|   defp order_by_creation_date(query, %{order: "new"}) do
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|     query
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|   end
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| 
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|   defp order_by_creation_date(query, _params) do
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|     query
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|     |> order_by([u], desc_nulls_last: u.last_status_at)
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|   end
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| 
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|   defp exclude_remote(query, %{local: true}) do
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|     where(query, [u], u.local == true)
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|   end
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| 
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|   defp exclude_remote(query, _params) do
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|     query
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|   end
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| 
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|   defp exclude_user(query, %User{id: user_id}) do
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|     where(query, [u], u.id != ^user_id)
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|   end
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| 
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|   defp exclude_user(query, _user) do
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|     query
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|   end
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| 
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|   defp exclude_relationships(query, %User{id: user_id}, relationship_types) do
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|     query
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|     |> join(:left, [u], r in UserRelationship,
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|       as: :user_relationships,
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|       on:
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|         r.target_id == u.id and r.source_id == ^user_id and
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|           r.relationship_type in ^relationship_types
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|     )
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|     |> where([user_relationships: r], is_nil(r.target_id))
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|   end
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| 
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|   defp exclude_relationships(query, _user, _relationship_types) do
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|     query
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|   end
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| end
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