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added tests /activity_pub/transmogrifier.ex

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This commit is contained in:
Maksim Pechnikov 2019-09-10 16:43:10 +03:00
parent ceb2e09126
commit a31af93e1d
2 changed files with 270 additions and 156 deletions
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264
lib/pleroma/web/activity_pub/transmogrifier.ex
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@ -41,8 +41,7 @@ def fix_object(object, options \\ []) do
end
def fix_summary(%{"summary" => nil} = object) do
object
|> Map.put("summary", "")
Map.put(object, "summary", "")
end
def fix_summary(%{"summary" => _} = object) do
@ -50,10 +49,7 @@ def fix_summary(%{"summary" => _} = object) do
object
end
def fix_summary(object) do
object
|> Map.put("summary", "")
end
def fix_summary(object), do: Map.put(object, "summary", "")
def fix_addressing_list(map, field) do
cond do
@ -73,13 +69,9 @@ def fix_explicit_addressing(
explicit_mentions,
follower_collection
) do
explicit_to =
to
|> Enum.filter(fn x -> x in explicit_mentions end)
explicit_to = Enum.filter(to, fn x -> x in explicit_mentions end)
explicit_cc =
to
|> Enum.filter(fn x -> x not in explicit_mentions end)
explicit_cc = Enum.filter(to, fn x -> x not in explicit_mentions end)
final_cc =
(cc ++ explicit_cc)
@ -97,13 +89,19 @@ def fix_explicit_addressing(object, _explicit_mentions, _followers_collection),
def fix_explicit_addressing(%{"directMessage" => true} = object), do: object
def fix_explicit_addressing(object) do
explicit_mentions =
explicit_mentions = Utils.determine_explicit_mentions(object)
%User{follower_address: follower_collection} =
object
|> Utils.determine_explicit_mentions()
|> Containment.get_actor()
|> User.get_cached_by_ap_id()
follower_collection = User.get_cached_by_ap_id(Containment.get_actor(object)).follower_address
explicit_mentions = explicit_mentions ++ [Pleroma.Constants.as_public(), follower_collection]
explicit_mentions =
explicit_mentions ++
[
Pleroma.Constants.as_public(),
follower_collection
]
fix_explicit_addressing(object, explicit_mentions, follower_collection)
end
@ -147,48 +145,25 @@ def fix_addressing(object) do
end
def fix_actor(%{"attributedTo" => actor} = object) do
object
|> Map.put("actor", Containment.get_actor(%{"actor" => actor}))
Map.put(object, "actor", Containment.get_actor(%{"actor" => actor}))
end
def fix_in_reply_to(object, options \\ [])
def fix_in_reply_to(%{"inReplyTo" => in_reply_to} = object, options)
when not is_nil(in_reply_to) do
in_reply_to_id =
cond do
is_bitstring(in_reply_to) ->
in_reply_to
is_map(in_reply_to) && is_bitstring(in_reply_to["id"]) ->
in_reply_to["id"]
is_list(in_reply_to) && is_bitstring(Enum.at(in_reply_to, 0)) ->
Enum.at(in_reply_to, 0)
# Maybe I should output an error too?
true ->
""
end
in_reply_to_id = prepare_in_reply_to(in_reply_to)
object = Map.put(object, "inReplyToAtomUri", in_reply_to_id)
if Federator.allowed_incoming_reply_depth?(options[:depth]) do
case get_obj_helper(in_reply_to_id, options) do
{:ok, replied_object} ->
with %Activity{} = _activity <-
Activity.get_create_by_object_ap_id(replied_object.data["id"]) do
object
|> Map.put("inReplyTo", replied_object.data["id"])
|> Map.put("inReplyToAtomUri", object["inReplyToAtomUri"] || in_reply_to_id)
|> Map.put("conversation", replied_object.data["context"] || object["conversation"])
|> Map.put("context", replied_object.data["context"] || object["conversation"])
else
e ->
Logger.error("Couldn't fetch \"#{inspect(in_reply_to_id)}\", error: #{inspect(e)}")
object
end
with {:ok, replied_object} <- get_obj_helper(in_reply_to_id, options),
%Activity{} = _ <- Activity.get_create_by_object_ap_id(replied_object.data["id"]) do
object
|> Map.put("inReplyTo", replied_object.data["id"])
|> Map.put("inReplyToAtomUri", object["inReplyToAtomUri"] || in_reply_to_id)
|> Map.put("conversation", replied_object.data["context"] || object["conversation"])
|> Map.put("context", replied_object.data["context"] || object["conversation"])
else
e ->
Logger.error("Couldn't fetch \"#{inspect(in_reply_to_id)}\", error: #{inspect(e)}")
object
@ -200,6 +175,22 @@ def fix_in_reply_to(%{"inReplyTo" => in_reply_to} = object, options)
def fix_in_reply_to(object, _options), do: object
defp prepare_in_reply_to(in_reply_to) do
cond do
is_bitstring(in_reply_to) ->
in_reply_to
is_map(in_reply_to) && is_bitstring(in_reply_to["id"]) ->
in_reply_to["id"]
is_list(in_reply_to) && is_bitstring(Enum.at(in_reply_to, 0)) ->
Enum.at(in_reply_to, 0)
true ->
""
end
end
def fix_context(object) do
context = object["context"] || object["conversation"] || Utils.generate_context_id()
@ -210,8 +201,7 @@ def fix_context(object) do
def fix_attachments(%{"attachment" => attachment} = object) when is_list(attachment) do
attachments =
attachment
|> Enum.map(fn data ->
Enum.map(attachment, fn data ->
media_type = data["mediaType"] || data["mimeType"]
href = data["url"] || data["href"]
@ -222,30 +212,23 @@ def fix_attachments(%{"attachment" => attachment} = object) when is_list(attachm
|> Map.put("url", url)
end)
object
|> Map.put("attachment", attachments)
Map.put(object, "attachment", attachments)
end
def fix_attachments(%{"attachment" => attachment} = object) when is_map(attachment) do
Map.put(object, "attachment", [attachment])
|> fix_attachments()
fix_attachments(Map.put(object, "attachment", [attachment]))
end
def fix_attachments(object), do: object
def fix_url(%{"url" => url} = object) when is_map(url) do
object
|> Map.put("url", url["href"])
Map.put(object, "url", url["href"])
end
def fix_url(%{"type" => "Video", "url" => url} = object) when is_list(url) do
first_element = Enum.at(url, 0)
link_element =
url
|> Enum.filter(fn x -> is_map(x) end)
|> Enum.filter(fn x -> x["mimeType"] == "text/html" end)
|> Enum.at(0)
link_element = Enum.find(url, fn x -> is_map(x) and x["mimeType"] == "text/html" end)
object
|> Map.put("attachment", [first_element])
@ -263,36 +246,32 @@ def fix_url(%{"type" => object_type, "url" => url} = object)
true -> ""
end
object
|> Map.put("url", url_string)
Map.put(object, "url", url_string)
end
def fix_url(object), do: object
def fix_emoji(%{"tag" => tags} = object) when is_list(tags) do
emoji = tags |> Enum.filter(fn data -> data["type"] == "Emoji" and data["icon"] end)
emoji =
emoji
tags
|> Enum.filter(fn data -> data["type"] == "Emoji" and data["icon"] end)
|> Enum.reduce(%{}, fn data, mapping ->
name = String.trim(data["name"], ":")
mapping |> Map.put(name, data["icon"]["url"])
Map.put(mapping, name, data["icon"]["url"])
end)
# we merge mastodon and pleroma emoji into a single mapping, to allow for both wire formats
emoji = Map.merge(object["emoji"] || %{}, emoji)
object
|> Map.put("emoji", emoji)
Map.put(object, "emoji", emoji)
end
def fix_emoji(%{"tag" => %{"type" => "Emoji"} = tag} = object) do
name = String.trim(tag["name"], ":")
emoji = %{name => tag["icon"]["url"]}
object
|> Map.put("emoji", emoji)
Map.put(object, "emoji", emoji)
end
def fix_emoji(object), do: object
@ -303,17 +282,13 @@ def fix_tag(%{"tag" => tag} = object) when is_list(tag) do
|> Enum.filter(fn data -> data["type"] == "Hashtag" and data["name"] end)
|> Enum.map(fn data -> String.slice(data["name"], 1..-1) end)
combined = tag ++ tags
object
|> Map.put("tag", combined)
Map.put(object, "tag", tag ++ tags)
end
def fix_tag(%{"tag" => %{"type" => "Hashtag", "name" => hashtag} = tag} = object) do
combined = [tag, String.slice(hashtag, 1..-1)]
object
|> Map.put("tag", combined)
Map.put(object, "tag", combined)
end
def fix_tag(%{"tag" => %{} = tag} = object), do: Map.put(object, "tag", [tag])
@ -325,8 +300,7 @@ def fix_content_map(%{"contentMap" => content_map} = object) do
content_groups = Map.to_list(content_map)
{_, content} = Enum.at(content_groups, 0)
object
|> Map.put("content", content)
Map.put(object, "content", content)
end
def fix_content_map(object), do: object
@ -335,16 +309,11 @@ def fix_type(object, options \\ [])
def fix_type(%{"inReplyTo" => reply_id, "name" => _} = object, options)
when is_binary(reply_id) do
reply =
with true <- Federator.allowed_incoming_reply_depth?(options[:depth]),
{:ok, object} <- get_obj_helper(reply_id, options) do
object
end
if reply && reply.data["type"] == "Question" do
with true <- Federator.allowed_incoming_reply_depth?(options[:depth]),
{:ok, %{data: %{"type" => "Question"} = _} = _} <- get_obj_helper(reply_id, options) do
Map.put(object, "type", "Answer")
else
object
_ -> object
end
end
@ -376,6 +345,17 @@ defp get_follow_activity(follow_object, followed) do
end
end
# Reduce the object list to find the reported user.
defp get_reported(objects) do
Enum.reduce_while(objects, nil, fn ap_id, _ ->
with %User{} = user <- User.get_cached_by_ap_id(ap_id) do
{:halt, user}
else
_ -> {:cont, nil}
end
end)
end
def handle_incoming(data, options \\ [])
# Flag objects are placed ahead of the ID check because Mastodon 2.8 and earlier send them
@ -384,31 +364,19 @@ def handle_incoming(%{"type" => "Flag", "object" => objects, "actor" => actor} =
with context <- data["context"] || Utils.generate_context_id(),
content <- data["content"] || "",
%User{} = actor <- User.get_cached_by_ap_id(actor),
# Reduce the object list to find the reported user.
%User{} = account <-
Enum.reduce_while(objects, nil, fn ap_id, _ ->
with %User{} = user <- User.get_cached_by_ap_id(ap_id) do
{:halt, user}
else
_ -> {:cont, nil}
end
end),
%User{} = account <- get_reported(objects),
# Remove the reported user from the object list.
statuses <- Enum.filter(objects, fn ap_id -> ap_id != account.ap_id end) do
params = %{
%{
actor: actor,
context: context,
account: account,
statuses: statuses,
content: content,
additional: %{
"cc" => [account.ap_id]
}
additional: %{"cc" => [account.ap_id]}
}
ActivityPub.flag(params)
|> ActivityPub.flag()
end
end
@ -755,8 +723,13 @@ def handle_incoming(
def handle_incoming(_, _), do: :error
@spec get_obj_helper(String.t(), Keyword.t()) :: {:ok, Object.t()} | nil
def get_obj_helper(id, options \\ []) do
if object = Object.normalize(id, true, options), do: {:ok, object}, else: nil
if object = Object.normalize(id, true, options) do
{:ok, object}
else
nil
end
end
def set_reply_to_uri(%{"inReplyTo" => in_reply_to} = object) when is_binary(in_reply_to) do
@ -855,27 +828,24 @@ def prepare_outgoing(%{"type" => _type} = data) do
{:ok, data}
end
def maybe_fix_object_url(data) do
if is_binary(data["object"]) and not String.starts_with?(data["object"], "http") do
case get_obj_helper(data["object"]) do
{:ok, relative_object} ->
if relative_object.data["external_url"] do
_data =
data
|> Map.put("object", relative_object.data["external_url"])
else
data
end
e ->
Logger.error("Couldn't fetch #{data["object"]} #{inspect(e)}")
data
end
def maybe_fix_object_url(%{"object" => object} = data) when is_binary(object) do
with false <- String.starts_with?(object, "http"),
{:fetch, {:ok, relative_object}} <- {:fetch, get_obj_helper(object)},
%{data: %{"external_url" => external_url}} when not is_nil(external_url) <-
relative_object do
Map.put(data, "object", external_url)
else
data
{:fetch, e} ->
Logger.error("Couldn't fetch #{object} #{inspect(e)}")
data
_ ->
data
end
end
def maybe_fix_object_url(data), do: data
def add_hashtags(object) do
tags =
(object["tag"] || [])
@ -893,8 +863,7 @@ def add_hashtags(object) do
tag
end)
object
|> Map.put("tag", tags)
Map.put(object, "tag", tags)
end
def add_mention_tags(object) do
@ -907,15 +876,13 @@ def add_mention_tags(object) do
tags = object["tag"] || []
object
|> Map.put("tag", tags ++ mentions)
Map.put(object, "tag", tags ++ mentions)
end
def add_emoji_tags(%User{info: %{"emoji" => _emoji} = user_info} = object) do
user_info = add_emoji_tags(user_info)
object
|> Map.put(:info, user_info)
Map.put(object, :info, user_info)
end
# TODO: we should probably send mtime instead of unix epoch time for updated
@ -923,8 +890,7 @@ def add_emoji_tags(%{"emoji" => emoji} = object) do
tags = object["tag"] || []
out =
emoji
|> Enum.map(fn {name, url} ->
Enum.map(emoji, fn {name, url} ->
%{
"icon" => %{"url" => url, "type" => "Image"},
"name" => ":" <> name <> ":",
@ -934,13 +900,10 @@ def add_emoji_tags(%{"emoji" => emoji} = object) do
}
end)
object
|> Map.put("tag", tags ++ out)
Map.put(object, "tag", tags ++ out)
end
def add_emoji_tags(object) do
object
end
def add_emoji_tags(object), do: object
def set_conversation(object) do
Map.put(object, "conversation", object["context"])
@ -959,9 +922,7 @@ def set_type(object), do: object
def add_attributed_to(object) do
attributed_to = object["attributedTo"] || object["actor"]
object
|> Map.put("attributedTo", attributed_to)
Map.put(object, "attributedTo", attributed_to)
end
def prepare_attachments(object) do
@ -972,8 +933,7 @@ def prepare_attachments(object) do
%{"url" => href, "mediaType" => media_type, "name" => data["name"], "type" => "Document"}
end)
object
|> Map.put("attachment", attachments)
Map.put(object, "attachment", attachments)
end
defp strip_internal_fields(object) do
@ -990,12 +950,9 @@ defp strip_internal_fields(object) do
end
defp strip_internal_tags(%{"tag" => tags} = object) do
tags =
tags
|> Enum.filter(fn x -> is_map(x) end)
tags = Enum.filter(tags, fn x -> is_map(x) end)
object
|> Map.put("tag", tags)
Map.put(object, "tag", tags)
end
defp strip_internal_tags(object), do: object
@ -1074,16 +1031,11 @@ def maybe_retire_websub(ap_id) do
end
end
def maybe_fix_user_url(data) do
if is_map(data["url"]) do
Map.put(data, "url", data["url"]["href"])
else
data
end
def maybe_fix_user_url(%{"url" => url} = data) when is_map(url) do
Map.put(data, "url", url["href"])
end
def maybe_fix_user_object(data) do
data
|> maybe_fix_user_url
end
def maybe_fix_user_url(data), do: data
def maybe_fix_user_object(data), do: maybe_fix_user_url(data)
end

162
test/web/activity_pub/transmogrifier_test.exs
View file

@ -1451,4 +1451,166 @@ test "removes recipient's follower collection from cc", %{user: user} do
refute recipient.follower_address in fixed_object["to"]
end
end
describe "fix_summary/1" do
test "returns fixed object" do
assert Transmogrifier.fix_summary(%{"summary" => nil}) == %{"summary" => ""}
assert Transmogrifier.fix_summary(%{"summary" => "ok"}) == %{"summary" => "ok"}
assert Transmogrifier.fix_summary(%{}) == %{"summary" => ""}
end
end
describe "fix_in_reply_to/2" do
clear_config([:instance, :federation_incoming_replies_max_depth])
setup do
data = Poison.decode!(File.read!("test/fixtures/mastodon-post-activity.json"))
[data: data]
end
test "returns not modified object when hasn't containts inReplyTo field", %{data: data} do
assert Transmogrifier.fix_in_reply_to(data) == data
end
test "returns object with inReplyToAtomUri when denied incoming reply", %{data: data} do
Pleroma.Config.put([:instance, :federation_incoming_replies_max_depth], 0)
object_with_reply =
Map.put(data["object"], "inReplyTo", "https://shitposter.club/notice/2827873")
modified_object = Transmogrifier.fix_in_reply_to(object_with_reply)
assert modified_object["inReplyTo"] == "https://shitposter.club/notice/2827873"
assert modified_object["inReplyToAtomUri"] == "https://shitposter.club/notice/2827873"
object_with_reply =
Map.put(data["object"], "inReplyTo", %{"id" => "https://shitposter.club/notice/2827873"})
modified_object = Transmogrifier.fix_in_reply_to(object_with_reply)
assert modified_object["inReplyTo"] == %{"id" => "https://shitposter.club/notice/2827873"}
assert modified_object["inReplyToAtomUri"] == "https://shitposter.club/notice/2827873"
object_with_reply =
Map.put(data["object"], "inReplyTo", ["https://shitposter.club/notice/2827873"])
modified_object = Transmogrifier.fix_in_reply_to(object_with_reply)
assert modified_object["inReplyTo"] == ["https://shitposter.club/notice/2827873"]
assert modified_object["inReplyToAtomUri"] == "https://shitposter.club/notice/2827873"
object_with_reply = Map.put(data["object"], "inReplyTo", [])
modified_object = Transmogrifier.fix_in_reply_to(object_with_reply)
assert modified_object["inReplyTo"] == []
assert modified_object["inReplyToAtomUri"] == ""
end
test "returns modified object when allowed incoming reply", %{data: data} do
object_with_reply =
Map.put(
data["object"],
"inReplyTo",
"https://shitposter.club/notice/2827873"
)
Pleroma.Config.put([:instance, :federation_incoming_replies_max_depth], 5)
modified_object = Transmogrifier.fix_in_reply_to(object_with_reply)
assert modified_object["inReplyTo"] ==
"tag:shitposter.club,2017-05-05:noticeId=2827873:objectType=comment"
assert modified_object["inReplyToAtomUri"] == "https://shitposter.club/notice/2827873"
assert modified_object["conversation"] ==
"tag:shitposter.club,2017-05-05:objectType=thread:nonce=3c16e9c2681f6d26"
assert modified_object["context"] ==
"tag:shitposter.club,2017-05-05:objectType=thread:nonce=3c16e9c2681f6d26"
end
end
describe "fix_url/1" do
test "fixes data for object when url is map" do
object = %{
"url" => %{
"type" => "Link",
"mimeType" => "video/mp4",
"href" => "https://peede8d-46fb-ad81-2d4c2d1630e3-480.mp4"
}
}
assert Transmogrifier.fix_url(object) == %{
"url" => "https://peede8d-46fb-ad81-2d4c2d1630e3-480.mp4"
}
end
test "fixes data for video object" do
object = %{
"type" => "Video",
"url" => [
%{
"type" => "Link",
"mimeType" => "video/mp4",
"href" => "https://peede8d-46fb-ad81-2d4c2d1630e3-480.mp4"
},
%{
"type" => "Link",
"mimeType" => "video/mp4",
"href" => "https://peertube46fb-ad81-2d4c2d1630e3-240.mp4"
},
%{
"type" => "Link",
"mimeType" => "text/html",
"href" => "https://peertube.-2d4c2d1630e3"
},
%{
"type" => "Link",
"mimeType" => "text/html",
"href" => "https://peertube.-2d4c2d16377-42"
}
]
}
assert Transmogrifier.fix_url(object) == %{
"attachment" => [
%{
"href" => "https://peede8d-46fb-ad81-2d4c2d1630e3-480.mp4",
"mimeType" => "video/mp4",
"type" => "Link"
}
],
"type" => "Video",
"url" => "https://peertube.-2d4c2d1630e3"
}
end
test "fixes url for not Video object" do
object = %{
"type" => "Text",
"url" => [
%{
"type" => "Link",
"mimeType" => "text/html",
"href" => "https://peertube.-2d4c2d1630e3"
},
%{
"type" => "Link",
"mimeType" => "text/html",
"href" => "https://peertube.-2d4c2d16377-42"
}
]
}
assert Transmogrifier.fix_url(object) == %{
"type" => "Text",
"url" => "https://peertube.-2d4c2d1630e3"
}
assert Transmogrifier.fix_url(%{"type" => "Text", "url" => []}) == %{
"type" => "Text",
"url" => ""
}
end
test "retunrs not modified object" do
assert Transmogrifier.fix_url(%{"type" => "Text"}) == %{"type" => "Text"}
end
end
end