git.squeep.com Git - akkoma/blob - lib/pleroma/activity/queries.ex

   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Activity.Queries do
   6   @moduledoc """
   7   Contains queries for Activity.
   8   """
   9
  10   import Ecto.Query, only: [from: 2, where: 3]
  11
  12   @type query :: Ecto.Queryable.t() | Activity.t()
  13
  14   alias Pleroma.Activity
  15   alias Pleroma.User
  16
  17   @spec by_ap_id(query, String.t()) :: query
  18   def by_ap_id(query \\ Activity, ap_id) do
  19     from(
  20       activity in query,
  21       where: fragment("(?)->>'id' = ?", activity.data, ^to_string(ap_id))
  22     )
  23   end
  24
  25   @spec by_actor(query, String.t()) :: query
  26   def by_actor(query \\ Activity, actor) do
  27     from(a in query, where: a.actor == ^actor)
  28   end
  29
  30   @spec by_author(query, User.t()) :: query
  31   def by_author(query \\ Activity, %User{ap_id: ap_id}) do
  32     from(a in query, where: a.actor == ^ap_id)
  33   end
  34
  35   def find_by_object_ap_id(activities, object_ap_id) do
  36     Enum.find(
  37       activities,
  38       &(object_ap_id in [is_map(&1.data["object"]) && &1.data["object"]["id"], &1.data["object"]])
  39     )
  40   end
  41
  42   @spec by_object_id(query, String.t() | [String.t()]) :: query
  43   def by_object_id(query \\ Activity, object_id)
  44
  45   def by_object_id(query, object_ids) when is_list(object_ids) do
  46     from(
  47       activity in query,
  48       where:
  49         fragment(
  50           "coalesce((?)->'object'->>'id', (?)->>'object') = ANY(?)",
  51           activity.data,
  52           activity.data,
  53           ^object_ids
  54         )
  55     )
  56   end
  57
  58   def by_object_id(query, object_id) when is_binary(object_id) do
  59     from(activity in query,
  60       where:
  61         fragment(
  62           "coalesce((?)->'object'->>'id', (?)->>'object') = ?",
  63           activity.data,
  64           activity.data,
  65           ^object_id
  66         )
  67     )
  68   end
  69
  70   @spec by_object_in_reply_to_id(query, String.t(), keyword()) :: query
  71   def by_object_in_reply_to_id(query, in_reply_to_id, opts \\ []) do
  72     query =
  73       if opts[:skip_preloading] do
  74         Activity.with_joined_object(query)
  75       else
  76         Activity.with_preloaded_object(query)
  77       end
  78
  79     where(
  80       query,
  81       [activity, object: o],
  82       fragment("(?)->>'inReplyTo' = ?", o.data, ^to_string(in_reply_to_id))
  83     )
  84   end
  85
  86   @spec by_type(query, String.t()) :: query
  87   def by_type(query \\ Activity, activity_type) do
  88     from(
  89       activity in query,
  90       where: fragment("(?)->>'type' = ?", activity.data, ^activity_type)
  91     )
  92   end
  93
  94   @spec exclude_type(query, String.t()) :: query
  95   def exclude_type(query \\ Activity, activity_type) do
  96     from(
  97       activity in query,
  98       where: fragment("(?)->>'type' != ?", activity.data, ^activity_type)
  99     )
 100   end
 101
 102   def exclude_authors(query \\ Activity, actors) do
 103     from(activity in query, where: activity.actor not in ^actors)
 104   end
 105 end