119 lines
		
	
	
	
		
			2.6 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
			
		
		
	
	
			119 lines
		
	
	
	
		
			2.6 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
| defmodule Pleroma.List do
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|   use Ecto.Schema
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|   import Ecto.{Changeset, Query}
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|   alias Pleroma.{User, Repo, Activity}
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| 
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|   schema "lists" do
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|     belongs_to(:user, Pleroma.User)
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|     field(:title, :string)
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|     field(:following, {:array, :string}, default: [])
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| 
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|     timestamps()
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|   end
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| 
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|   def title_changeset(list, attrs \\ %{}) do
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|     list
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|     |> cast(attrs, [:title])
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|     |> validate_required([:title])
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|   end
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| 
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|   def follow_changeset(list, attrs \\ %{}) do
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|     list
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|     |> cast(attrs, [:following])
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|     |> validate_required([:following])
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|   end
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| 
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|   def for_user(user, opts) do
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|     query =
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|       from(
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|         l in Pleroma.List,
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|         where: l.user_id == ^user.id,
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|         order_by: [desc: l.id],
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|         limit: 50
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|       )
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| 
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|     Repo.all(query)
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|   end
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| 
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|   def get(id, %{id: user_id} = _user) do
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|     query =
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|       from(
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|         l in Pleroma.List,
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|         where: l.id == ^id,
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|         where: l.user_id == ^user_id
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|       )
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| 
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|     Repo.one(query)
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|   end
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| 
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|   def get_following(%Pleroma.List{following: following} = list) do
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|     q =
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|       from(
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|         u in User,
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|         where: u.follower_address in ^following
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|       )
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| 
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|     {:ok, Repo.all(q)}
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|   end
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| 
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|   # Get lists the activity should be streamed to.
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|   def get_lists_from_activity(%Activity{actor: ap_id}) do
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|     actor = User.get_cached_by_ap_id(ap_id)
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| 
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|     query =
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|       from(
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|         l in Pleroma.List,
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|         where: fragment("? && ?", l.following, ^[actor.follower_address])
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|       )
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| 
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|     Repo.all(query)
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|   end
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| 
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|   # Get lists to which the account belongs.
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|   def get_lists_account_belongs(%User{} = owner, account_id) do
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|     user = Repo.get(User, account_id)
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| 
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|     query =
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|       from(
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|         l in Pleroma.List,
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|         where:
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|           l.user_id == ^owner.id and
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|             fragment(
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|               "? = ANY(?)",
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|               ^user.follower_address,
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|               l.following
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|             )
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|       )
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| 
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|     Repo.all(query)
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|   end
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| 
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|   def rename(%Pleroma.List{} = list, title) do
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|     list
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|     |> title_changeset(%{title: title})
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|     |> Repo.update()
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|   end
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| 
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|   def create(title, %User{} = creator) do
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|     list = %Pleroma.List{user_id: creator.id, title: title}
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|     Repo.insert(list)
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|   end
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| 
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|   def follow(%Pleroma.List{following: following} = list, %User{} = followed) do
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|     update_follows(list, %{following: Enum.uniq([followed.follower_address | following])})
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|   end
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| 
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|   def unfollow(%Pleroma.List{following: following} = list, %User{} = unfollowed) do
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|     update_follows(list, %{following: List.delete(following, unfollowed.follower_address)})
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|   end
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| 
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|   def delete(%Pleroma.List{} = list) do
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|     Repo.delete(list)
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|   end
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| 
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|   def update_follows(%Pleroma.List{} = list, attrs) do
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|     list
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|     |> follow_changeset(attrs)
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|     |> Repo.update()
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|   end
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| end
 | 
