135 lines
2.9 KiB
Elixir
135 lines
2.9 KiB
Elixir
# Pleroma: A lightweight social networking server
|
|
# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
|
|
# SPDX-License-Identifier: AGPL-3.0-only
|
|
|
|
defmodule Pleroma.Web.ActivityPub.ObjectValidators.EmojiReactValidator do
|
|
use Ecto.Schema
|
|
|
|
alias Pleroma.Emoji
|
|
alias Pleroma.Object
|
|
alias Pleroma.Web.ActivityPub.ObjectValidators.CommonFixes
|
|
|
|
import Ecto.Changeset
|
|
import Pleroma.Web.ActivityPub.ObjectValidators.CommonValidations
|
|
|
|
@primary_key false
|
|
|
|
embedded_schema do
|
|
quote do
|
|
unquote do
|
|
import Elixir.Pleroma.Web.ActivityPub.ObjectValidators.CommonFields
|
|
message_fields()
|
|
activity_fields()
|
|
tag_fields()
|
|
end
|
|
end
|
|
|
|
field(:context, :string)
|
|
field(:content, :string)
|
|
end
|
|
|
|
def cast_and_validate(data) do
|
|
data
|
|
|> cast_data()
|
|
|> validate_data()
|
|
end
|
|
|
|
def cast_data(data) do
|
|
data =
|
|
data
|
|
|> fix()
|
|
|
|
%__MODULE__{}
|
|
|> changeset(data)
|
|
end
|
|
|
|
def changeset(struct, data) do
|
|
struct
|
|
|> cast(data, __schema__(:fields) -- [:tag])
|
|
|> cast_embed(:tag)
|
|
end
|
|
|
|
defp fix(data) do
|
|
data =
|
|
data
|
|
|> fix_emoji_qualification()
|
|
|> CommonFixes.fix_actor()
|
|
|> CommonFixes.fix_activity_addressing()
|
|
|
|
data =
|
|
if Map.has_key?(data, "tag") do
|
|
data
|
|
else
|
|
Map.put(data, "tag", [])
|
|
end
|
|
|
|
case Object.normalize(data["object"]) do
|
|
%Object{} = object ->
|
|
data
|
|
|> CommonFixes.fix_activity_context(object)
|
|
|> CommonFixes.fix_object_action_recipients(object)
|
|
|
|
_ ->
|
|
data
|
|
end
|
|
end
|
|
|
|
defp fix_emoji_qualification(%{"content" => emoji} = data) do
|
|
new_emoji = Pleroma.Emoji.fully_qualify_emoji(emoji)
|
|
|
|
cond do
|
|
Pleroma.Emoji.is_unicode_emoji?(emoji) ->
|
|
data
|
|
|
|
Pleroma.Emoji.is_unicode_emoji?(new_emoji) ->
|
|
data |> Map.put("content", new_emoji)
|
|
|
|
true ->
|
|
data
|
|
end
|
|
end
|
|
|
|
defp fix_emoji_qualification(data), do: data
|
|
|
|
defp validate_emoji(cng) do
|
|
content = get_field(cng, :content)
|
|
|
|
if Emoji.is_unicode_emoji?(content) || Emoji.matches_shortcode?(content) do
|
|
cng
|
|
else
|
|
cng
|
|
|> add_error(:content, "is not a valid emoji")
|
|
end
|
|
end
|
|
|
|
defp maybe_validate_tag_presence(cng) do
|
|
content = get_field(cng, :content)
|
|
|
|
if Emoji.is_unicode_emoji?(content) do
|
|
cng
|
|
else
|
|
tag = get_field(cng, :tag)
|
|
emoji_name = Emoji.stripped_name(content)
|
|
|
|
case tag do
|
|
[%{name: ^emoji_name, type: "Emoji", icon: %{url: _}}] ->
|
|
cng
|
|
|
|
_ ->
|
|
cng
|
|
|> add_error(:tag, "does not contain an Emoji tag")
|
|
end
|
|
end
|
|
end
|
|
|
|
defp validate_data(data_cng) do
|
|
data_cng
|
|
|> validate_inclusion(:type, ["EmojiReact"])
|
|
|> validate_required([:id, :type, :object, :actor, :context, :to, :cc, :content])
|
|
|> validate_actor_presence()
|
|
|> validate_object_presence()
|
|
|> validate_emoji()
|
|
|> maybe_validate_tag_presence()
|
|
end
|
|
end
|