X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fhtml.ex;h=7f1dbe28c81ce1e9a94cb43ae96bc0291d8cfb17;hb=9aeac7dccac802073977c8149b2dda1f0ce07226;hp=fb602d6b6186335f1b4174f59fd6e70de9036648;hpb=c410fe960cfc599b7ce425ad341f172780093fcf;p=akkoma

diff --git a/lib/pleroma/html.ex b/lib/pleroma/html.ex
index fb602d6b6..7f1dbe28c 100644
--- a/lib/pleroma/html.ex
+++ b/lib/pleroma/html.ex
@@ -9,7 +9,7 @@ defmodule Pleroma.HTML do
   defp get_scrubbers(scrubbers) when is_list(scrubbers), do: scrubbers
   defp get_scrubbers(_), do: [Pleroma.HTML.Scrubber.Default]
 
-  def get_scrubbers() do
+  def get_scrubbers do
     Pleroma.Config.get([:markup, :scrub_policy])
     |> get_scrubbers
   end
@@ -28,27 +28,39 @@ defmodule Pleroma.HTML do
   def filter_tags(html), do: filter_tags(html, nil)
   def strip_tags(html), do: Scrubber.scrub(html, Scrubber.StripTags)
 
-  def get_cached_scrubbed_html_for_object(content, scrubbers, object, module) do
-    key = "#{module}#{generate_scrubber_signature(scrubbers)}|#{object.id}"
-    Cachex.fetch!(:scrubber_cache, key, fn _key -> ensure_scrubbed_html(content, scrubbers) end)
+  def get_cached_scrubbed_html_for_activity(content, scrubbers, activity, key \\ "") do
+    key = "#{key}#{generate_scrubber_signature(scrubbers)}|#{activity.id}"
+
+    Cachex.fetch!(:scrubber_cache, key, fn _key ->
+      ensure_scrubbed_html(content, scrubbers, activity.data["object"]["fake"] || false)
+    end)
   end
 
-  def get_cached_stripped_html_for_object(content, object, module) do
-    get_cached_scrubbed_html_for_object(
+  def get_cached_stripped_html_for_activity(content, activity, key) do
+    get_cached_scrubbed_html_for_activity(
       content,
       HtmlSanitizeEx.Scrubber.StripTags,
-      object,
-      module
+      activity,
+      key
     )
   end
 
   def ensure_scrubbed_html(
         content,
-        scrubbers
+        scrubbers,
+        false = _fake
       ) do
     {:commit, filter_tags(content, scrubbers)}
   end
 
+  def ensure_scrubbed_html(
+        content,
+        scrubbers,
+        true = _fake
+      ) do
+    {:ignore, filter_tags(content, scrubbers)}
+  end
+
   defp generate_scrubber_signature(scrubber) when is_atom(scrubber) do
     generate_scrubber_signature([scrubber])
   end
@@ -59,6 +71,8 @@ defmodule Pleroma.HTML do
     end)
   end
 
+  def extract_first_external_url(_, nil), do: {:error, "No content"}
+
   def extract_first_external_url(object, content) do
     key = "URL|#{object.id}"
 
@@ -69,7 +83,7 @@ defmodule Pleroma.HTML do
         |> Floki.attribute("a", "href")
         |> Enum.at(0)
 
-      {:commit, result}
+      {:commit, {:ok, result}}
     end)
   end
 end
@@ -81,8 +95,7 @@ defmodule Pleroma.HTML.Scrubber.TwitterText do
   """
 
   @markup Application.get_env(:pleroma, :markup)
-  @uri_schemes Application.get_env(:pleroma, :uri_schemes, [])
-  @valid_schemes Keyword.get(@uri_schemes, :valid_schemes, [])
+  @valid_schemes Pleroma.Config.get([:uri_schemes, :valid_schemes], [])
 
   require HtmlSanitizeEx.Scrubber.Meta
   alias HtmlSanitizeEx.Scrubber.Meta
@@ -94,6 +107,13 @@ defmodule Pleroma.HTML.Scrubber.TwitterText do
   Meta.allow_tag_with_uri_attributes("a", ["href", "data-user", "data-tag"], @valid_schemes)
   Meta.allow_tag_with_these_attributes("a", ["name", "title", "class"])
 
+  Meta.allow_tag_with_this_attribute_values("a", "rel", [
+    "tag",
+    "nofollow",
+    "noopener",
+    "noreferrer"
+  ])
+
   # paragraphs and linebreaks
   Meta.allow_tag_with_these_attributes("br", [])
   Meta.allow_tag_with_these_attributes("p", [])
@@ -124,10 +144,11 @@ defmodule Pleroma.HTML.Scrubber.Default do
 
   require HtmlSanitizeEx.Scrubber.Meta
   alias HtmlSanitizeEx.Scrubber.Meta
+  # credo:disable-for-previous-line
+  # No idea how to fix this one…
 
   @markup Application.get_env(:pleroma, :markup)
-  @uri_schemes Application.get_env(:pleroma, :uri_schemes, [])
-  @valid_schemes Keyword.get(@uri_schemes, :valid_schemes, [])
+  @valid_schemes Pleroma.Config.get([:uri_schemes, :valid_schemes], [])
 
   Meta.remove_cdata_sections_before_scrub()
   Meta.strip_comments()
@@ -135,6 +156,13 @@ defmodule Pleroma.HTML.Scrubber.Default do
   Meta.allow_tag_with_uri_attributes("a", ["href", "data-user", "data-tag"], @valid_schemes)
   Meta.allow_tag_with_these_attributes("a", ["name", "title", "class"])
 
+  Meta.allow_tag_with_this_attribute_values("a", "rel", [
+    "tag",
+    "nofollow",
+    "noopener",
+    "noreferrer"
+  ])
+
   Meta.allow_tag_with_these_attributes("abbr", ["title"])
 
   Meta.allow_tag_with_these_attributes("b", [])