philomena/lib/philomena/posts/post.ex
2022-03-24 18:44:38 +01:00

96 lines
2.9 KiB
Elixir

defmodule Philomena.Posts.Post do
use Ecto.Schema
import Ecto.Changeset
alias Philomena.Users.User
alias Philomena.Topics.Topic
alias Philomena.Schema.Approval
schema "posts" do
belongs_to :user, User
belongs_to :topic, Topic
belongs_to :deleted_by, User
field :body, :string
field :edit_reason, :string
field :ip, EctoNetwork.INET
field :fingerprint, :string
field :user_agent, :string, default: ""
field :referrer, :string, default: ""
field :topic_position, :integer
field :hidden_from_users, :boolean, default: false
field :anonymous, :boolean, default: false
field :edited_at, :utc_datetime
field :deletion_reason, :string, default: ""
field :destroyed_content, :boolean, default: false
field :name_at_post_time, :string
field :approved, :boolean, default: false
timestamps(inserted_at: :created_at, type: :utc_datetime)
end
@doc false
def changeset(post, attrs, edited_at \\ nil) do
post
|> cast(attrs, [:body, :edit_reason])
|> put_change(:edited_at, edited_at)
|> validate_required([:body])
|> validate_length(:body, min: 1, max: 300_000, count: :bytes)
|> validate_length(:edit_reason, max: 70, count: :bytes)
|> Approval.maybe_put_approval(post.user)
end
@doc false
def creation_changeset(post, attrs, attribution) do
post
|> cast(attrs, [:body, :anonymous])
|> validate_required([:body])
|> validate_length(:body, min: 1, max: 300_000, count: :bytes)
|> change(attribution)
|> put_name_at_post_time(attribution[:user])
|> Approval.maybe_put_approval(attribution[:user])
|> Approval.maybe_strip_images(attribution[:user])
end
@doc false
def topic_creation_changeset(post, attrs, attribution, anonymous?) do
post
|> change(anonymous: anonymous?)
|> cast(attrs, [:body])
|> validate_required([:body])
|> validate_length(:body, min: 1, max: 300_000, count: :bytes)
|> change(attribution)
|> change(topic_position: 0)
|> put_name_at_post_time(attribution[:user])
|> Approval.maybe_put_approval(attribution[:user])
|> Approval.maybe_strip_images(attribution[:user])
end
def hide_changeset(post, attrs, user) do
post
|> cast(attrs, [:deletion_reason])
|> put_change(:hidden_from_users, true)
|> put_change(:deleted_by_id, user.id)
|> validate_required([:deletion_reason])
end
def unhide_changeset(post) do
change(post)
|> put_change(:hidden_from_users, false)
|> put_change(:deletion_reason, "")
end
def destroy_changeset(post) do
change(post)
|> put_change(:destroyed_content, true)
|> put_change(:body, "")
end
def approve_changeset(post) do
change(post)
|> put_change(:approved, true)
end
defp put_name_at_post_time(changeset, nil), do: changeset
defp put_name_at_post_time(changeset, user), do: change(changeset, name_at_post_time: user.name)
end