Commit b1be9415 authored by kaniini's avatar kaniini

Revert "Merge branch 'revert-a26d5e6b' into 'develop'"

This reverts commit d31bbb1c, reversing
changes made to 340ab3cb.
parent f7ba393b
......@@ -192,7 +192,11 @@ defmodule Pleroma.Formatter do
]
# TODO: make it use something other than @link_regex
def html_escape(text) do
def html_escape(text, "text/html") do
HtmlSanitizeEx.basic_html(text)
end
def html_escape(text, "text/plain") do
Regex.split(@link_regex, text, include_captures: true)
|> Enum.map_every(2, fn chunk ->
{:safe, part} = Phoenix.HTML.html_escape(chunk)
......
......@@ -85,7 +85,14 @@ defmodule Pleroma.Web.CommonAPI do
{to, cc} <- to_for_user_and_mentions(user, mentions, inReplyTo, visibility),
tags <- Formatter.parse_tags(status, data),
content_html <-
make_content_html(status, mentions, attachments, tags, data["no_attachment_links"]),
make_content_html(
status,
mentions,
attachments,
tags,
data["content_type"] || "text/plain",
data["no_attachment_links"]
),
context <- make_context(inReplyTo),
cw <- data["spoiler_text"],
object <-
......
......@@ -63,9 +63,16 @@ defmodule Pleroma.Web.CommonAPI.Utils do
end
end
def make_content_html(status, mentions, attachments, tags, no_attachment_links \\ false) do
def make_content_html(
status,
mentions,
attachments,
tags,
content_type,
no_attachment_links \\ false
) do
status
|> format_input(mentions, tags)
|> format_input(mentions, tags, content_type)
|> maybe_add_attachments(attachments, no_attachment_links)
end
......@@ -92,9 +99,9 @@ defmodule Pleroma.Web.CommonAPI.Utils do
Enum.join([text | attachment_text], "<br>")
end
def format_input(text, mentions, tags) do
def format_input(text, mentions, tags, "text/plain") do
text
|> Formatter.html_escape()
|> Formatter.html_escape("text/plain")
|> String.replace(~r/\r?\n/, "<br>")
|> (&{[], &1}).()
|> Formatter.add_links()
......@@ -103,6 +110,25 @@ defmodule Pleroma.Web.CommonAPI.Utils do
|> Formatter.finalize()
end
def format_input(text, mentions, tags, "text/html") do
text
|> Formatter.html_escape("text/html")
|> String.replace(~r/\r?\n/, "<br>")
|> (&{[], &1}).()
|> Formatter.add_user_links(mentions)
|> Formatter.finalize()
end
def format_input(text, mentions, tags, "text/markdown") do
text
|> Earmark.as_html!()
|> Formatter.html_escape("text/html")
|> String.replace(~r/\r?\n/, "")
|> (&{[], &1}).()
|> Formatter.add_user_links(mentions)
|> Formatter.finalize()
end
def add_tag_links(text, tags) do
tags =
tags
......
......@@ -423,7 +423,7 @@ defmodule Pleroma.Web.TwitterAPI.Controller do
{String.trim(name, ":"), url}
end)
bio_html = CommonUtils.format_input(bio, mentions, tags)
bio_html = CommonUtils.format_input(bio, mentions, tags, "text/plain")
Map.put(params, "bio", bio_html |> Formatter.emojify(emoji))
else
params
......
......@@ -48,6 +48,7 @@ defmodule Pleroma.Mixfile do
{:mogrify, "~> 0.6.1"},
{:ex_aws, "~> 2.0"},
{:ex_aws_s3, "~> 2.0"},
{:earmark, "~> 1.2"},
{:ex_machina, "~> 2.2", only: :test},
{:credo, "~> 0.9.3", only: [:dev, :test]},
{:mock, "~> 0.3.1", only: :test},
......
......@@ -11,6 +11,7 @@
"crypt": {:git, "https://github.com/msantos/crypt", "1f2b58927ab57e72910191a7ebaeff984382a1d3", [ref: "1f2b58927ab57e72910191a7ebaeff984382a1d3"]},
"db_connection": {:hex, :db_connection, "1.1.3", "89b30ca1ef0a3b469b1c779579590688561d586694a3ce8792985d4d7e575a61", [:mix], [{:connection, "~> 1.0.2", [hex: :connection, repo: "hexpm", optional: false]}, {:poolboy, "~> 1.5", [hex: :poolboy, repo: "hexpm", optional: true]}, {:sbroker, "~> 1.0", [hex: :sbroker, repo: "hexpm", optional: true]}], "hexpm"},
"decimal": {:hex, :decimal, "1.5.0", "b0433a36d0e2430e3d50291b1c65f53c37d56f83665b43d79963684865beab68", [:mix], [], "hexpm"},
"earmark": {:hex, :earmark, "1.2.6", "b6da42b3831458d3ecc57314dff3051b080b9b2be88c2e5aa41cd642a5b044ed", [:mix], [], "hexpm"},
"ecto": {:hex, :ecto, "2.2.10", "e7366dc82f48f8dd78fcbf3ab50985ceeb11cb3dc93435147c6e13f2cda0992e", [:mix], [{:db_connection, "~> 1.1", [hex: :db_connection, repo: "hexpm", optional: true]}, {:decimal, "~> 1.2", [hex: :decimal, repo: "hexpm", optional: false]}, {:mariaex, "~> 0.8.0", [hex: :mariaex, repo: "hexpm", optional: true]}, {:poison, "~> 2.2 or ~> 3.0", [hex: :poison, repo: "hexpm", optional: true]}, {:poolboy, "~> 1.5", [hex: :poolboy, repo: "hexpm", optional: false]}, {:postgrex, "~> 0.13.0", [hex: :postgrex, repo: "hexpm", optional: true]}, {:sbroker, "~> 1.0", [hex: :sbroker, repo: "hexpm", optional: true]}], "hexpm"},
"eternal": {:hex, :eternal, "1.2.0", "e2a6b6ce3b8c248f7dc31451aefca57e3bdf0e48d73ae5043229380a67614c41", [:mix], [], "hexpm"},
"ex_aws": {:hex, :ex_aws, "2.1.0", "b92651527d6c09c479f9013caa9c7331f19cba38a650590d82ebf2c6c16a1d8a", [:mix], [{:configparser_ex, "~> 2.0", [hex: :configparser_ex, repo: "hexpm", optional: true]}, {:hackney, "1.6.3 or 1.6.5 or 1.7.1 or 1.8.6 or ~> 1.9", [hex: :hackney, repo: "hexpm", optional: true]}, {:jsx, "~> 2.8", [hex: :jsx, repo: "hexpm", optional: true]}, {:poison, ">= 1.2.0", [hex: :poison, repo: "hexpm", optional: true]}, {:sweet_xml, "~> 0.6", [hex: :sweet_xml, repo: "hexpm", optional: true]}, {:xml_builder, "~> 0.1.0", [hex: :xml_builder, repo: "hexpm", optional: true]}], "hexpm"},
......
......@@ -21,4 +21,36 @@ defmodule Pleroma.Web.CommonAPI.Test do
assert karjalanpiirakka["name"] == ":karjalanpiirakka:"
end
describe "posting" do
test "it filters out obviously bad tags when accepting a post as HTML" do
user = insert(:user)
post = "<h1>2hu</h1><script>alert('xss')</script>"
{:ok, activity} =
CommonAPI.post(user, %{
"status" => post,
"content_type" => "text/html"
})
content = activity.data["object"]["content"]
assert content == "<h1>2hu</h1>alert('xss')"
end
test "it filters out obviously bad tags when accepting a post as Markdown" do
user = insert(:user)
post = "<h1>2hu</h1><script>alert('xss')</script>"
{:ok, activity} =
CommonAPI.post(user, %{
"status" => post,
"content_type" => "text/markdown"
})
content = activity.data["object"]["content"]
assert content == "<h1>2hu</h1>alert('xss')"
end
end
end
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