Merge branch 'feature/dm-sanity' into 'develop'

DM sanitization

See merge request pleroma/pleroma!458
This commit is contained in:
lambda 2019-01-21 12:35:10 +00:00
commit 69454c8345
8 changed files with 186 additions and 4 deletions

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@ -802,11 +802,23 @@ def fetch_and_contain_remote_object_from_id(id) do
def is_public?(%Object{data: %{"type" => "Tombstone"}}), do: false
def is_public?(%Object{data: data}), do: is_public?(data)
def is_public?(%Activity{data: data}), do: is_public?(data)
def is_public?(%{"directMessage" => true}), do: false
def is_public?(data) do
"https://www.w3.org/ns/activitystreams#Public" in (data["to"] ++ (data["cc"] || []))
end
def is_private?(activity) do
!is_public?(activity) && Enum.any?(activity.data["to"], &String.contains?(&1, "/followers"))
end
def is_direct?(%Activity{data: %{"directMessage" => true}}), do: true
def is_direct?(%Object{data: %{"directMessage" => true}}), do: true
def is_direct?(activity) do
!is_public?(activity) && !is_private?(activity)
end
def visible_for_user?(activity, nil) do
is_public?(activity)
end

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@ -93,12 +93,47 @@ def fix_addressing_list(map, field) do
end
end
def fix_addressing(map) do
map
def fix_explicit_addressing(%{"to" => to, "cc" => cc} = object, explicit_mentions) do
explicit_to =
to
|> Enum.filter(fn x -> x in explicit_mentions end)
explicit_cc =
to
|> Enum.filter(fn x -> x not in explicit_mentions end)
final_cc =
(cc ++ explicit_cc)
|> Enum.uniq()
object
|> Map.put("to", explicit_to)
|> Map.put("cc", final_cc)
end
def fix_explicit_addressing(object, _explicit_mentions), do: object
# if directMessage flag is set to true, leave the addressing alone
def fix_explicit_addressing(%{"directMessage" => true} = object), do: object
def fix_explicit_addressing(object) do
explicit_mentions =
object
|> Utils.determine_explicit_mentions()
explicit_mentions = explicit_mentions ++ ["https://www.w3.org/ns/activitystreams#Public"]
object
|> fix_explicit_addressing(explicit_mentions)
end
def fix_addressing(object) do
object
|> fix_addressing_list("to")
|> fix_addressing_list("cc")
|> fix_addressing_list("bto")
|> fix_addressing_list("bcc")
|> fix_explicit_addressing
end
def fix_actor(%{"attributedTo" => actor} = object) do
@ -348,6 +383,7 @@ def handle_incoming(%{"type" => "Create", "object" => %{"type" => objtype} = obj
additional:
Map.take(data, [
"cc",
"directMessage",
"id"
])
}

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@ -25,6 +25,20 @@ def normalize_params(params) do
Map.put(params, "actor", get_ap_id(params["actor"]))
end
def determine_explicit_mentions(%{"tag" => tag} = _object) when is_list(tag) do
tag
|> Enum.filter(fn x -> is_map(x) end)
|> Enum.filter(fn x -> x["type"] == "Mention" end)
|> Enum.map(fn x -> x["href"] end)
end
def determine_explicit_mentions(%{"tag" => tag} = object) when is_map(tag) do
Map.put(object, "tag", [tag])
|> determine_explicit_mentions()
end
def determine_explicit_mentions(_), do: []
defp recipient_in_collection(ap_id, coll) when is_binary(coll), do: ap_id == coll
defp recipient_in_collection(ap_id, coll) when is_list(coll), do: ap_id in coll
defp recipient_in_collection(_, _), do: false

View File

@ -143,7 +143,7 @@ def post(user, %{"status" => status} = data) do
actor: user,
context: context,
object: object,
additional: %{"cc" => cc}
additional: %{"cc" => cc, "directMessage" => visibility == "direct"}
})
res

View File

@ -231,6 +231,9 @@ def get_visibility(object) do
Enum.any?(to, &String.contains?(&1, "/followers")) ->
"private"
length(cc) > 0 ->
"private"
true ->
"direct"
end

View File

@ -17,7 +17,9 @@
"toot": "http://joinmastodon.org/ns#",
"totalItems": "as:totalItems",
"value": "schema:value",
"sensitive": "as:sensitive"
"sensitive": "as:sensitive",
"litepub": "http://litepub.social/ns#",
"directMessage": "litepub:directMessage"
}
]
}

View File

@ -162,6 +162,36 @@ test "it works for incoming notices with url not being a string (prismo)" do
assert data["object"]["url"] == "https://prismo.news/posts/83"
end
test "it cleans up incoming notices which are not really DMs" do
user = insert(:user)
other_user = insert(:user)
to = [user.ap_id, other_user.ap_id]
data =
File.read!("test/fixtures/mastodon-post-activity.json")
|> Poison.decode!()
|> Map.put("to", to)
|> Map.put("cc", [])
object =
data["object"]
|> Map.put("to", to)
|> Map.put("cc", [])
data = Map.put(data, "object", object)
{:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
assert data["to"] == []
assert data["cc"] == to
object = data["object"]
assert object["to"] == []
assert object["cc"] == to
end
test "it works for incoming follow requests" do
user = insert(:user)
@ -872,6 +902,34 @@ test "it adds like collection to object" do
assert modified["object"]["likes"]["type"] == "OrderedCollection"
assert modified["object"]["likes"]["totalItems"] == 0
end
test "the directMessage flag is present" do
user = insert(:user)
other_user = insert(:user)
{:ok, activity} = CommonAPI.post(user, %{"status" => "2hu :moominmamma:"})
{:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
assert modified["directMessage"] == false
{:ok, activity} =
CommonAPI.post(user, %{"status" => "@{other_user.nickname} :moominmamma:"})
{:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
assert modified["directMessage"] == false
{:ok, activity} =
CommonAPI.post(user, %{
"status" => "@{other_user.nickname} :moominmamma:",
"visibility" => "direct"
})
{:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
assert modified["directMessage"] == true
end
end
describe "user upgrade" do

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@ -0,0 +1,57 @@
defmodule Pleroma.Web.ActivityPub.UtilsTest do
use Pleroma.DataCase
alias Pleroma.Web.ActivityPub.Utils
describe "determine_explicit_mentions()" do
test "works with an object that has mentions" do
object = %{
"tag" => [
%{
"type" => "Mention",
"href" => "https://example.com/~alyssa",
"name" => "Alyssa P. Hacker"
}
]
}
assert Utils.determine_explicit_mentions(object) == ["https://example.com/~alyssa"]
end
test "works with an object that does not have mentions" do
object = %{
"tag" => [
%{"type" => "Hashtag", "href" => "https://example.com/tag/2hu", "name" => "2hu"}
]
}
assert Utils.determine_explicit_mentions(object) == []
end
test "works with an object that has mentions and other tags" do
object = %{
"tag" => [
%{
"type" => "Mention",
"href" => "https://example.com/~alyssa",
"name" => "Alyssa P. Hacker"
},
%{"type" => "Hashtag", "href" => "https://example.com/tag/2hu", "name" => "2hu"}
]
}
assert Utils.determine_explicit_mentions(object) == ["https://example.com/~alyssa"]
end
test "works with an object that has no tags" do
object = %{}
assert Utils.determine_explicit_mentions(object) == []
end
test "works with an object that has only IR tags" do
object = %{"tag" => ["2hu"]}
assert Utils.determine_explicit_mentions(object) == []
end
end
end