Merge branch 'fix/html-cache-content-collision' into 'develop'

Different caches based on the module. Remove scrubber version since it is not relevant anymore

See merge request pleroma/pleroma!628
This commit is contained in:
kaniini 2019-01-04 23:35:56 +00:00
commit bf5aaefbb5
3 changed files with 21 additions and 28 deletions

View File

@ -28,13 +28,18 @@ def filter_tags(html, scrubber), do: Scrubber.scrub(html, scrubber)
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) do
key = "#{generate_scrubber_signature(scrubbers)}|#{object.id}"
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)
end
def get_cached_stripped_html_for_object(content, object) do
get_cached_scrubbed_html_for_object(content, HtmlSanitizeEx.Scrubber.StripTags, object)
def get_cached_stripped_html_for_object(content, object, module) do
get_cached_scrubbed_html_for_object(
content,
HtmlSanitizeEx.Scrubber.StripTags,
object,
module
)
end
def ensure_scrubbed_html(
@ -50,15 +55,7 @@ defp generate_scrubber_signature(scrubber) when is_atom(scrubber) do
defp generate_scrubber_signature(scrubbers) do
Enum.reduce(scrubbers, "", fn scrubber, signature ->
# If a scrubber does not have a version(e.g HtmlSanitizeEx.Scrubber.StripTags) it is assumed it is always 0)
version =
if Kernel.function_exported?(scrubber, :version, 0) do
scrubber.version
else
0
end
"#{signature}#{to_string(scrubber)}#{version}"
"#{signature}#{to_string(scrubber)}"
end)
end
end
@ -76,10 +73,6 @@ defmodule Pleroma.HTML.Scrubber.TwitterText do
require HtmlSanitizeEx.Scrubber.Meta
alias HtmlSanitizeEx.Scrubber.Meta
def version do
0
end
Meta.remove_cdata_sections_before_scrub()
Meta.strip_comments()
@ -118,10 +111,6 @@ defmodule Pleroma.HTML.Scrubber.Default do
require HtmlSanitizeEx.Scrubber.Meta
alias HtmlSanitizeEx.Scrubber.Meta
def version do
0
end
@markup Application.get_env(:pleroma, :markup)
@uri_schemes Application.get_env(:pleroma, :uri_schemes, [])
@valid_schemes Keyword.get(@uri_schemes, :valid_schemes, [])
@ -199,10 +188,6 @@ defmodule Pleroma.HTML.Transform.MediaProxy do
alias Pleroma.Web.MediaProxy
def version do
0
end
def before_scrub(html), do: html
def scrub_attribute("img", {"src", "http" <> target}) do

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@ -120,7 +120,11 @@ def render("status.json", %{activity: %{data: %{"object" => object}} = activity}
content =
object
|> render_content()
|> HTML.get_cached_scrubbed_html_for_object(User.html_filter_policy(opts[:for]), activity)
|> HTML.get_cached_scrubbed_html_for_object(
User.html_filter_policy(opts[:for]),
activity,
__MODULE__
)
%{
id: to_string(activity.id),

View File

@ -245,14 +245,18 @@ def render(
html =
content
|> HTML.get_cached_scrubbed_html_for_object(User.html_filter_policy(opts[:for]), activity)
|> HTML.get_cached_scrubbed_html_for_object(
User.html_filter_policy(opts[:for]),
activity,
__MODULE__
)
|> Formatter.emojify(object["emoji"])
text =
if content do
content
|> String.replace(~r/<br\s?\/?>/, "\n")
|> HTML.get_cached_stripped_html_for_object(activity)
|> HTML.get_cached_stripped_html_for_object(activity, __MODULE__)
end
reply_parent = Activity.get_in_reply_to_activity(activity)