Limit users to 50 lists, remove pagination from lists API (#5933)

app/controllers/api/v1/lists_controller.rb

@@ -1,18 +1,14 @@
 # frozen_string_literal: true
 
 class Api::V1::ListsController < Api::BaseController
-  LISTS_LIMIT = 50
-
   before_action -> { doorkeeper_authorize! :read },    only: [:index, :show]
   before_action -> { doorkeeper_authorize! :write }, except: [:index, :show]
 
   before_action :require_user!
   before_action :set_list, except: [:index, :create]
 
-  after_action :insert_pagination_headers, only: :index
-
   def index
-    @lists = List.where(account: current_account).paginate_by_max_id(limit_param(LISTS_LIMIT), params[:max_id], params[:since_id])
+    @lists = List.where(account: current_account).all
     render json: @lists, each_serializer: REST::ListSerializer
   end
 
@@ -44,36 +40,4 @@ class Api::V1::ListsController < Api::BaseController
   def list_params
     params.permit(:title)
   end
-
-  def insert_pagination_headers
-    set_pagination_headers(next_path, prev_path)
-  end
-
-  def next_path
-    if records_continue?
-      api_v1_lists_url pagination_params(max_id: pagination_max_id)
-    end
-  end
-
-  def prev_path
-    unless @lists.empty?
-      api_v1_lists_url pagination_params(since_id: pagination_since_id)
-    end
-  end
-
-  def pagination_max_id
-    @lists.last.id
-  end
-
-  def pagination_since_id
-    @lists.first.id
-  end
-
-  def records_continue?
-    @lists.size == limit_param(LISTS_LIMIT)
-  end
-
-  def pagination_params(core_params)
-    params.permit(:limit).merge(core_params)
-  end
 end

app/models/list.rb

@@ -13,6 +13,8 @@
 class List < ApplicationRecord
   include Paginable
 
+  PER_ACCOUNT_LIMIT = 50
+
   belongs_to :account
 
   has_many :list_accounts, inverse_of: :list, dependent: :destroy
@@ -20,6 +22,10 @@ class List < ApplicationRecord
 
   validates :title, presence: true
 
+  validates_each :account_id, on: :create do |record, _attr, value|
+    record.errors.add(:base, I18n.t('lists.errors.limit')) if List.where(account_id: value).count >= PER_ACCOUNT_LIMIT
+  end
+
   before_destroy :clean_feed_manager
 
   private

app/validators/status_pin_validator.rb

@@ -2,9 +2,9 @@
 
 class StatusPinValidator < ActiveModel::Validator
   def validate(pin)
-    pin.errors.add(:status, I18n.t('statuses.pin_errors.reblog')) if pin.status.reblog?
-    pin.errors.add(:status, I18n.t('statuses.pin_errors.ownership')) if pin.account_id != pin.status.account_id
-    pin.errors.add(:status, I18n.t('statuses.pin_errors.private')) unless %w(public unlisted).include?(pin.status.visibility)
-    pin.errors.add(:status, I18n.t('statuses.pin_errors.limit')) if pin.account.status_pins.count > 4
+    pin.errors.add(:base, I18n.t('statuses.pin_errors.reblog')) if pin.status.reblog?
+    pin.errors.add(:base, I18n.t('statuses.pin_errors.ownership')) if pin.account_id != pin.status.account_id
+    pin.errors.add(:base, I18n.t('statuses.pin_errors.private')) unless %w(public unlisted).include?(pin.status.visibility)
+    pin.errors.add(:base, I18n.t('statuses.pin_errors.limit')) if pin.account.status_pins.count > 4
   end
 end

config/locales/en.yml

@@ -458,6 +458,9 @@ en:
     title: Invite people
   landing_strip_html: "<strong>%{name}</strong> is a user on %{link_to_root_path}. You can follow them or interact with them if you have an account anywhere in the fediverse."
   landing_strip_signup_html: If you don't, you can <a href="%{sign_up_path}">sign up here</a>.
+  lists:
+    errors:
+      limit: You have reached the maximum amount of lists
   media_attachments:
     validations:
       images_and_video: Cannot attach a video to a status that already contains images
@@ -591,7 +594,7 @@ en:
     open_in_web: Open in web
     over_character_limit: character limit of %{max} exceeded
     pin_errors:
-      limit: Too many toots pinned
+      limit: You have already pinned the maximum number of toots
       ownership: Someone else's toot cannot be pinned
       private: Non-public toot cannot be pinned
       reblog: A boost cannot be pinned