11 files changed, 57 insertions, 5 deletions
diff --git a/lib/pleroma/web/web.ex b/lib/pleroma/web.ex
index 4f9281851..9ca52733d 100644
--- a/lib/pleroma/web/web.ex
+++ b/lib/pleroma/web.ex
@@ -2,11 +2,6 @@
 # Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
 # SPDX-License-Identifier: AGPL-3.0-only
 
-defmodule Pleroma.Web.Plug do
-  # Substitute for `call/2` which is defined with `use Pleroma.Web, :plug`
-  @callback perform(Plug.Conn.t(), Plug.opts()) :: Plug.Conn.t()
-end
-
 defmodule Pleroma.Web do
   @moduledoc """
   A module that keeps using definitions for controllers,
diff --git a/lib/pleroma/web/mongooseim/mongoose_im_controller.ex b/lib/pleroma/web/mongoose_im/mongoose_im_controller.ex
index 6cbbe8fd8..6cbbe8fd8 100644
--- a/lib/pleroma/web/mongooseim/mongoose_im_controller.ex
+++ b/lib/pleroma/web/mongoose_im/mongoose_im_controller.ex
diff --git a/lib/pleroma/web/ostatus/ostatus_controller.ex b/lib/pleroma/web/o_status/o_status_controller.ex
index de1b0b3f0..de1b0b3f0 100644
--- a/lib/pleroma/web/ostatus/ostatus_controller.ex
+++ b/lib/pleroma/web/o_status/o_status_controller.ex
diff --git a/lib/pleroma/web/plug.ex b/lib/pleroma/web/plug.ex
new file mode 100644
index 000000000..840b35072
--- /dev/null
+++ b/lib/pleroma/web/plug.ex
@@ -0,0 +1,8 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.Plug do
+  # Substitute for `call/2` which is defined with `use Pleroma.Web, :plug`
+  @callback perform(Plug.Conn.t(), Plug.opts()) :: Plug.Conn.t()
+end
diff --git a/lib/pleroma/web/push/push.ex b/lib/pleroma/web/push.ex
index b80a6438d..b80a6438d 100644
--- a/lib/pleroma/web/push/push.ex
+++ b/lib/pleroma/web/push.ex
diff --git a/lib/pleroma/web/rich_media/parsers/oembed_parser.ex b/lib/pleroma/web/rich_media/parsers/o_embed.ex
index 1fe6729c3..1fe6729c3 100644
--- a/lib/pleroma/web/rich_media/parsers/oembed_parser.ex
+++ b/lib/pleroma/web/rich_media/parsers/o_embed.ex
diff --git a/lib/pleroma/web/streamer/streamer.ex b/lib/pleroma/web/streamer.ex
index 5475f18a6..5475f18a6 100644
--- a/lib/pleroma/web/streamer/streamer.ex
+++ b/lib/pleroma/web/streamer.ex
diff --git a/lib/pleroma/web/twitter_api/twitter_api_controller.ex b/lib/pleroma/web/twitter_api/controller.ex
index c2de26b0b..c2de26b0b 100644
--- a/lib/pleroma/web/twitter_api/twitter_api_controller.ex
+++ b/lib/pleroma/web/twitter_api/controller.ex
diff --git a/lib/pleroma/web/web_finger/web_finger.ex b/lib/pleroma/web/web_finger.ex
index 6629f5356..6629f5356 100644
--- a/lib/pleroma/web/web_finger/web_finger.ex
+++ b/lib/pleroma/web/web_finger.ex
diff --git a/lib/pleroma/web/xml/xml.ex b/lib/pleroma/web/xml.ex
index c69a86a1e..c69a86a1e 100644
--- a/lib/pleroma/web/xml/xml.ex
+++ b/lib/pleroma/web/xml.ex
diff --git a/lib/pleroma/xml_builder.ex b/lib/pleroma/xml_builder.ex
new file mode 100644
index 000000000..33b63a71f
--- /dev/null
+++ b/lib/pleroma/xml_builder.ex
@@ -0,0 +1,49 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.XmlBuilder do
+  def to_xml({tag, attributes, content}) do
+    open_tag = make_open_tag(tag, attributes)
+
+    content_xml = to_xml(content)
+
+    "<#{open_tag}>#{content_xml}</#{tag}>"
+  end
+
+  def to_xml({tag, %{} = attributes}) do
+    open_tag = make_open_tag(tag, attributes)
+
+    "<#{open_tag} />"
+  end
+
+  def to_xml({tag, content}), do: to_xml({tag, %{}, content})
+
+  def to_xml(content) when is_binary(content) do
+    to_string(content)
+  end
+
+  def to_xml(content) when is_list(content) do
+    for element <- content do
+      to_xml(element)
+    end
+    |> Enum.join()
+  end
+
+  def to_xml(%NaiveDateTime{} = time) do
+    NaiveDateTime.to_iso8601(time)
+  end
+
+  def to_doc(content), do: ~s(<?xml version="1.0" encoding="UTF-8"?>) <> to_xml(content)
+
+  defp make_open_tag(tag, attributes) do
+    attributes_string =
+      for {attribute, value} <- attributes do
+        value = String.replace(value, "\"", "&quot;")
+        "#{attribute}=\"#{value}\""
+      end
+      |> Enum.join(" ")
+
+    [tag, attributes_string] |> Enum.join(" ") |> String.trim()
+  end
+end