X-Git-Url: https://git.squeep.com/?a=blobdiff_plain;ds=sidebyside;f=lib%2Fpleroma%2Fpagination.ex;h=d43a96cd2ee4bcfef30d9570722c59e7fd730b89;hb=51ce0813d351cad900966aea49a6f6d17d33f964;hp=243f1a3295c37b48bae595388734cc6090f84e89;hpb=0937895182f167966872a3347098f78efe23dde9;p=akkoma
diff --git a/lib/pleroma/pagination.ex b/lib/pleroma/pagination.ex
index 243f1a329..d43a96cd2 100644
--- a/lib/pleroma/pagination.ex
+++ b/lib/pleroma/pagination.ex
@@ -1,5 +1,5 @@
# Pleroma: A lightweight social networking server
-# Copyright © 2017-2019 Pleroma Authors
+# Copyright © 2017-2020 Pleroma Authors
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Pagination do
@@ -12,11 +12,15 @@ defmodule Pleroma.Pagination do
alias Pleroma.Repo
+ @type type :: :keyset | :offset
+
@default_limit 20
+ @max_limit 40
@page_keys ["max_id", "min_id", "limit", "since_id", "order"]
def page_keys, do: @page_keys
+ @spec fetch_paginated(Ecto.Query.t(), map(), type(), atom() | nil) :: [Ecto.Schema.t()]
def fetch_paginated(query, params, type \\ :keyset, table_binding \\ nil)
def fetch_paginated(query, %{"total" => true} = params, :keyset, table_binding) do
@@ -38,7 +42,10 @@ defmodule Pleroma.Pagination do
end
def fetch_paginated(query, %{"total" => true} = params, :offset, table_binding) do
- total = Repo.aggregate(query, :count, :id)
+ total =
+ query
+ |> Ecto.Query.exclude(:left_join)
+ |> Repo.aggregate(:count, :id)
%{
total: total,
@@ -54,6 +61,7 @@ defmodule Pleroma.Pagination do
|> Repo.all()
end
+ @spec paginate(Ecto.Query.t(), map(), type(), atom() | nil) :: [Ecto.Schema.t()]
def paginate(query, options, method \\ :keyset, table_binding \\ nil)
def paginate(query, options, :keyset, table_binding) do
@@ -78,7 +86,8 @@ defmodule Pleroma.Pagination do
since_id: :string,
max_id: :string,
offset: :integer,
- limit: :integer
+ limit: :integer,
+ skip_order: :boolean
}
params =
@@ -103,6 +112,8 @@ defmodule Pleroma.Pagination do
where(query, [{q, table_position(query, table_binding)}], q.id < ^max_id)
end
+ defp restrict(query, :order, %{skip_order: true}, _), do: query
+
defp restrict(query, :order, %{min_id: _}, table_binding) do
order_by(
query,
@@ -124,7 +135,11 @@ defmodule Pleroma.Pagination do
end
defp restrict(query, :limit, options, _table_binding) do
- limit = Map.get(options, :limit, @default_limit)
+ limit =
+ case Map.get(options, :limit, @default_limit) do
+ limit when limit < @max_limit -> limit
+ _ -> @max_limit
+ end
query
|> limit(^limit)