X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fweb%2Fxml%2Fxml.ex;h=c69a86a1e37a234c612a4080b147e9f7cc197a28;hb=d1c7f8e576e31487544b57d67802843b8ef38388;hp=22faf72df4cb5934e3e7bc667b4751f3bbca4a15;hpb=c48c381e909240dcece9f961e4728fa712d089cc;p=akkoma

diff --git a/lib/pleroma/web/xml/xml.ex b/lib/pleroma/web/xml/xml.ex
index 22faf72df..c69a86a1e 100644
--- a/lib/pleroma/web/xml/xml.ex
+++ b/lib/pleroma/web/xml/xml.ex
@@ -1,19 +1,45 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
 defmodule Pleroma.Web.XML do
+  require Logger
+
+  def string_from_xpath(_, :error), do: nil
+
   def string_from_xpath(xpath, doc) do
-    {:xmlObj, :string, res} = :xmerl_xpath.string('string(#{xpath})', doc)
+    try do
+      {:xmlObj, :string, res} = :xmerl_xpath.string('string(#{xpath})', doc)
 
-    res = res
-    |> to_string
-    |> String.trim
+      res =
+        res
+        |> to_string
+        |> String.trim()
 
-    if res == "", do: nil, else: res
+      if res == "", do: nil, else: res
+    catch
+      _e ->
+        Logger.debug("Couldn't find xpath #{xpath} in XML doc")
+        nil
+    end
   end
 
   def parse_document(text) do
-    {doc, _rest} = text
-    |> :binary.bin_to_list
-    |> :xmerl_scan.string
+    try do
+      {doc, _rest} =
+        text
+        |> :binary.bin_to_list()
+        |> :xmerl_scan.string(quiet: true)
 
-    doc
+      doc
+    rescue
+      _e ->
+        Logger.debug("Couldn't parse XML: #{inspect(text)}")
+        :error
+    catch
+      :exit, _error ->
+        Logger.debug("Couldn't parse XML: #{inspect(text)}")
+        :error
+    end
   end
 end