git.squeep.com Git - akkoma/blob - lib/pleroma/elasticsearch/store.ex

   1 defmodule Pleroma.Elasticsearch do
   2   alias Pleroma.Activity
   3   alias Pleroma.User
   4   alias Pleroma.Elasticsearch.DocumentMappings
   5   alias Pleroma.Config
   6   require Logger
   7
   8   defp url do
   9     Config.get([:elasticsearch, :url])
  10   end
  11
  12   defp enabled? do
  13     Config.get([:search, :provider]) == Pleroma.Search.Elasticsearch
  14   end
  15
  16   def put_by_id(:activity, id) do
  17     id
  18     |> Activity.get_by_id_with_object()
  19     |> maybe_put_into_elasticsearch()
  20   end
  21
  22   def maybe_put_into_elasticsearch({:ok, item}) do
  23     maybe_put_into_elasticsearch(item)
  24   end
  25
  26   def maybe_put_into_elasticsearch(
  27         %{data: %{"type" => "Create"}, object: %{data: %{"type" => "Note"}}} = activity
  28       ) do
  29     if enabled?() do
  30       actor = Pleroma.Activity.user_actor(activity)
  31
  32       activity
  33       |> Map.put(:user_actor, actor)
  34       |> put()
  35     end
  36   end
  37
  38   def maybe_put_into_elasticsearch(%User{actor_type: "Person"} = user) do
  39     if enabled?() do
  40       put(user)
  41     end
  42   end
  43
  44   def maybe_put_into_elasticsearch(_) do
  45     {:ok, :skipped}
  46   end
  47
  48   def put(%Activity{} = activity) do
  49     {:ok, _} =
  50       Elastix.Document.index(
  51         url(),
  52         "activities",
  53         "activity",
  54         DocumentMappings.Activity.id(activity),
  55         DocumentMappings.Activity.encode(activity)
  56       )
  57
  58     {:ok, _} =
  59       bulk_post(
  60         activity.object.hashtags,
  61         :hashtags
  62       )
  63   end
  64
  65   def put(%User{} = user) do
  66     {:ok, _} =
  67       Elastix.Document.index(
  68         url(),
  69         "users",
  70         "user",
  71         DocumentMappings.User.id(user),
  72         DocumentMappings.User.encode(user)
  73       )
  74   end
  75
  76   def bulk_post(data, :activities) do
  77     d =
  78       data
  79       |> Enum.filter(fn x ->
  80         t =
  81           x.object
  82           |> Map.get(:data, %{})
  83           |> Map.get("type", "")
  84
  85         t == "Note"
  86       end)
  87       |> Enum.map(fn d ->
  88         [
  89           %{index: %{_id: DocumentMappings.Activity.id(d)}},
  90           DocumentMappings.Activity.encode(d)
  91         ]
  92       end)
  93       |> List.flatten()
  94
  95     {:ok, %{body: %{"errors" => false}}} =
  96       Elastix.Bulk.post(
  97         url(),
  98         d,
  99         index: "activities",
 100         type: "activity"
 101       )
 102   end
 103
 104   def bulk_post(data, :users) do
 105     d =
 106       data
 107       |> Enum.map(fn d ->
 108         [
 109           %{index: %{_id: DocumentMappings.User.id(d)}},
 110           DocumentMappings.User.encode(d)
 111         ]
 112       end)
 113       |> List.flatten()
 114
 115     Elastix.Bulk.post(
 116       url(),
 117       d,
 118       index: "users",
 119       type: "user"
 120     )
 121   end
 122
 123   def bulk_post([] = data, :hashtags) do
 124     d =
 125       data
 126       |> Enum.map(fn d ->
 127         [
 128           %{index: %{_id: DocumentMappings.Hashtag.id(d)}},
 129           DocumentMappings.Hashtag.encode(d)
 130         ]
 131       end)
 132       |> List.flatten()
 133
 134     Elastix.Bulk.post(
 135       url(),
 136       d,
 137       index: "hashtags",
 138       type: "hashtag"
 139     )
 140   end
 141
 142   def bulk_post(_, :hashtags), do: {:ok, nil}
 143
 144   def search(_, _, _, :skip), do: []
 145
 146   def search(:raw, index, type, q) do
 147     with {:ok, raw_results} <- Elastix.Search.search(url(), index, [type], q) do
 148       results =
 149         raw_results
 150         |> Map.get(:body, %{})
 151         |> Map.get("hits", %{})
 152         |> Map.get("hits", [])
 153
 154       {:ok, results}
 155     else
 156       {:error, e} ->
 157         Logger.error(e)
 158         {:error, e}
 159     end
 160   end
 161
 162   def search(:activities, q) do
 163     with {:ok, results} <- search(:raw, "activities", "activity", q) do
 164       results
 165       |> Enum.map(fn result -> result["_id"] end)
 166       |> Pleroma.Activity.all_by_ids_with_object()
 167       |> Enum.sort(&(&1.inserted_at >= &2.inserted_at))
 168     else
 169       e ->
 170         Logger.error(e)
 171         []
 172     end
 173   end
 174
 175   def search(:users, q) do
 176     with {:ok, results} <- search(:raw, "users", "user", q) do
 177       results
 178       |> Enum.map(fn result -> result["_id"] end)
 179       |> Pleroma.User.get_all_by_ids()
 180     else
 181       e ->
 182         Logger.error(e)
 183         []
 184     end
 185   end
 186
 187   def search(:hashtags, q) do
 188     with {:ok, results} <- search(:raw, "hashtags", "hashtag", q) do
 189       results
 190       |> Enum.map(fn result -> result["_source"]["hashtag"] end)
 191     else
 192       e ->
 193         Logger.error(e)
 194         []
 195     end
 196   end
 197 end