X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fformatter.ex;h=49f7075e6f1640667bae117e9feb7325ec0d44f1;hb=ff6c9a5c961647b64c3c9fcc05932093595e9588;hp=49a9913dcc1f776252cf054a08a88b4ee3709ec8;hpb=bee6acd51dc4e84e44caecf9d123dfff2f640a38;p=akkoma

diff --git a/lib/pleroma/formatter.ex b/lib/pleroma/formatter.ex
index 49a9913dc..49f7075e6 100644
--- a/lib/pleroma/formatter.ex
+++ b/lib/pleroma/formatter.ex
@@ -1,5 +1,5 @@
 # Pleroma: A lightweight social networking server
-# Copyright © 2017-2018 Pleroma Authors <https://pleroma.social/>
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Formatter do
@@ -183,4 +183,22 @@ defmodule Pleroma.Formatter do
       String.replace(result_text, uuid, replacement)
     end)
   end
+
+  def truncate(text, opts \\ []) do
+    max_length = opts[:max_length] || 200
+    omission = opts[:omission] || "..."
+
+    cond do
+      not String.valid?(text) ->
+        text
+
+      String.length(text) < max_length ->
+        text
+
+      true ->
+        length_with_omission = max_length - String.length(omission)
+
+        "#{String.slice(text, 0, length_with_omission)}#{omission}"
+    end
+  end
 end