82 lines
1.9 KiB
Elixir
82 lines
1.9 KiB
Elixir
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.Web.ActivityPub.ObjectValidators.EmojiReactValidator do
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use Ecto.Schema
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alias Pleroma.EctoType.ActivityPub.ObjectValidators
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alias Pleroma.Object
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import Ecto.Changeset
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import Pleroma.Web.ActivityPub.ObjectValidators.CommonValidations
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@primary_key false
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embedded_schema do
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field(:id, ObjectValidators.ObjectID, primary_key: true)
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field(:type, :string)
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field(:object, ObjectValidators.ObjectID)
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field(:actor, ObjectValidators.ObjectID)
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field(:context, :string)
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field(:content, :string)
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field(:to, ObjectValidators.Recipients, default: [])
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field(:cc, ObjectValidators.Recipients, default: [])
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end
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def cast_and_validate(data) do
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data
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|> cast_data()
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|> validate_data()
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end
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def cast_data(data) do
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%__MODULE__{}
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|> changeset(data)
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end
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def changeset(struct, data) do
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struct
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|> cast(data, __schema__(:fields))
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|> fix_after_cast()
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end
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def fix_after_cast(cng) do
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cng
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|> fix_context()
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end
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def fix_context(cng) do
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object = get_field(cng, :object)
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with nil <- get_field(cng, :context),
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%Object{data: %{"context" => context}} <- Object.get_cached_by_ap_id(object) do
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cng
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|> put_change(:context, context)
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else
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_ ->
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cng
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end
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end
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def validate_emoji(cng) do
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content = get_field(cng, :content)
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if Pleroma.Emoji.is_unicode_emoji?(content) do
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cng
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else
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cng
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|> add_error(:content, "must be a single character emoji")
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end
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end
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defp validate_data(data_cng) do
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data_cng
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|> validate_inclusion(:type, ["EmojiReact"])
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|> validate_required([:id, :type, :object, :actor, :context, :to, :cc, :content])
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|> validate_actor_presence()
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|> validate_object_presence()
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|> validate_emoji()
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end
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end
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