Gab Social. All are welcome.

app/controllers/api/v1/timelines/direct_controller.rb

@@ -0,0 +1,63 @@
+# frozen_string_literal: true
+
+class Api::V1::Timelines::DirectController < Api::BaseController
+  before_action -> { doorkeeper_authorize! :read, :'read:statuses' }, only: [:show]
+  before_action :require_user!, only: [:show]
+  after_action :insert_pagination_headers, unless: -> { @statuses.empty? }
+
+  respond_to :json
+
+  def show
+    @statuses = load_statuses
+    render json: @statuses, each_serializer: REST::StatusSerializer, relationships: StatusRelationshipsPresenter.new(@statuses, current_user&.account_id)
+  end
+
+  private
+
+  def load_statuses
+    cached_direct_statuses
+  end
+
+  def cached_direct_statuses
+    cache_collection direct_statuses, Status
+  end
+
+  def direct_statuses
+    direct_timeline_statuses
+  end
+
+  def direct_timeline_statuses
+    # this query requires built in pagination.
+    Status.as_direct_timeline(
+      current_account,
+      limit_param(DEFAULT_STATUSES_LIMIT),
+      params[:max_id],
+      params[:since_id],
+      true # returns array of cache_ids object
+    )
+  end
+
+  def insert_pagination_headers
+    set_pagination_headers(next_path, prev_path)
+  end
+
+  def pagination_params(core_params)
+    params.permit(:local, :limit).merge(core_params)
+  end
+
+  def next_path
+    api_v1_timelines_direct_url pagination_params(max_id: pagination_max_id)
+  end
+
+  def prev_path
+    api_v1_timelines_direct_url pagination_params(since_id: pagination_since_id)
+  end
+
+  def pagination_max_id
+    @statuses.last.id
+  end
+
+  def pagination_since_id
+    @statuses.first.id
+  end
+end

app/controllers/api/v1/timelines/group_controller.rb

@@ -0,0 +1,73 @@
+# frozen_string_literal: true
+
+class Api::V1::Timelines::GroupController < Api::BaseController
+  before_action -> { doorkeeper_authorize! :read, :'read:groups' }
+  before_action :require_user!
+  before_action :set_group
+  before_action :set_statuses
+
+  after_action :insert_pagination_headers, unless: -> { @statuses.empty? }
+
+  def show
+    render json: @statuses,
+           each_serializer: REST::StatusSerializer,
+           relationships: StatusRelationshipsPresenter.new(@statuses, current_user.account_id)
+  end
+
+  private
+
+  def set_group
+    @group = Group.find(params[:id])
+  end
+
+  def set_statuses
+    @statuses = cached_group_statuses
+  end
+
+  def cached_group_statuses
+    cache_collection group_statuses, Status
+  end
+
+  def group_statuses
+    statuses = tag_timeline_statuses.paginate_by_id(
+      limit_param(DEFAULT_STATUSES_LIMIT),
+      params_slice(:max_id, :since_id, :min_id)
+    )
+
+    if truthy_param?(:only_media)
+      # `SELECT DISTINCT id, updated_at` is too slow, so pluck ids at first, and then select id, updated_at with ids.
+      status_ids = statuses.joins(:media_attachments).distinct(:id).pluck(:id)
+      statuses.where(id: status_ids)
+    else
+      statuses
+    end
+  end
+
+  def group_statuses
+    GroupQueryService.new.call(@group)
+  end
+
+  def insert_pagination_headers
+    set_pagination_headers(next_path, prev_path)
+  end
+
+  def pagination_params(core_params)
+    params.slice(:limit).permit(:limit).merge(core_params)
+  end
+
+  def next_path
+    api_v1_timelines_group_url params[:id], pagination_params(max_id: pagination_max_id)
+  end
+
+  def prev_path
+    api_v1_timelines_group_url params[:id], pagination_params(min_id: pagination_since_id)
+  end
+
+  def pagination_max_id
+    @statuses.last.id
+  end
+
+  def pagination_since_id
+    @statuses.first.id
+  end
+end

app/controllers/api/v1/timelines/home_controller.rb

@@ -0,0 +1,69 @@
+# frozen_string_literal: true
+
+class Api::V1::Timelines::HomeController < Api::BaseController
+  before_action -> { doorkeeper_authorize! :read, :'read:statuses' }, only: [:show]
+  before_action :require_user!, only: [:show]
+  after_action :insert_pagination_headers, unless: -> { @statuses.empty? }
+
+  respond_to :json
+
+  def show
+    @statuses = load_statuses
+
+    render json: @statuses,
+           each_serializer: REST::StatusSerializer,
+           relationships: StatusRelationshipsPresenter.new(@statuses, current_user&.account_id),
+           status: regeneration_in_progress? ? 206 : 200
+  end
+
+  private
+
+  def load_statuses
+    cached_home_statuses
+  end
+
+  def cached_home_statuses
+    cache_collection home_statuses, Status
+  end
+
+  def home_statuses
+    account_home_feed.get(
+      limit_param(DEFAULT_STATUSES_LIMIT),
+      params[:max_id],
+      params[:since_id],
+      params[:min_id]
+    )
+  end
+
+  def account_home_feed
+    HomeFeed.new(current_account)
+  end
+
+  def insert_pagination_headers
+    set_pagination_headers(next_path, prev_path)
+  end
+
+  def pagination_params(core_params)
+    params.slice(:local, :limit).permit(:local, :limit).merge(core_params)
+  end
+
+  def next_path
+    api_v1_timelines_home_url pagination_params(max_id: pagination_max_id)
+  end
+
+  def prev_path
+    api_v1_timelines_home_url pagination_params(min_id: pagination_since_id)
+  end
+
+  def pagination_max_id
+    @statuses.last.id
+  end
+
+  def pagination_since_id
+    @statuses.first.id
+  end
+
+  def regeneration_in_progress?
+    Redis.current.exists("account:#{current_account.id}:regeneration")
+  end
+end

app/controllers/api/v1/timelines/list_controller.rb

@@ -0,0 +1,67 @@
+# frozen_string_literal: true
+
+class Api::V1::Timelines::ListController < Api::BaseController
+  before_action -> { doorkeeper_authorize! :read, :'read:lists' }
+  before_action :require_user!
+  before_action :set_list
+  before_action :set_statuses
+
+  after_action :insert_pagination_headers, unless: -> { @statuses.empty? }
+
+  def show
+    render json: @statuses,
+           each_serializer: REST::StatusSerializer,
+           relationships: StatusRelationshipsPresenter.new(@statuses, current_user.account_id)
+  end
+
+  private
+
+  def set_list
+    @list = List.where(account: current_account).find(params[:id])
+  end
+
+  def set_statuses
+    @statuses = cached_list_statuses
+  end
+
+  def cached_list_statuses
+    cache_collection list_statuses, Status
+  end
+
+  def list_statuses
+    list_feed.get(
+      limit_param(DEFAULT_STATUSES_LIMIT),
+      params[:max_id],
+      params[:since_id],
+      params[:min_id]
+    )
+  end
+
+  def list_feed
+    ListFeed.new(@list)
+  end
+
+  def insert_pagination_headers
+    set_pagination_headers(next_path, prev_path)
+  end
+
+  def pagination_params(core_params)
+    params.slice(:limit).permit(:limit).merge(core_params)
+  end
+
+  def next_path
+    api_v1_timelines_list_url params[:id], pagination_params(max_id: pagination_max_id)
+  end
+
+  def prev_path
+    api_v1_timelines_list_url params[:id], pagination_params(min_id: pagination_since_id)
+  end
+
+  def pagination_max_id
+    @statuses.last.id
+  end
+
+  def pagination_since_id
+    @statuses.first.id
+  end
+end

app/controllers/api/v1/timelines/public_controller.rb

@@ -0,0 +1,65 @@
+# frozen_string_literal: true
+
+class Api::V1::Timelines::PublicController < Api::BaseController
+  after_action :insert_pagination_headers, unless: -> { @statuses.empty? }
+
+  respond_to :json
+
+  def show
+    @statuses = load_statuses
+    render json: @statuses, each_serializer: REST::StatusSerializer, relationships: StatusRelationshipsPresenter.new(@statuses, current_user&.account_id)
+  end
+
+  private
+
+  def load_statuses
+    cached_public_statuses
+  end
+
+  def cached_public_statuses
+    cache_collection public_statuses, Status
+  end
+
+  def public_statuses
+    statuses = public_timeline_statuses.paginate_by_id(
+      limit_param(DEFAULT_STATUSES_LIMIT),
+      params_slice(:max_id, :since_id, :min_id)
+    )
+
+    if truthy_param?(:only_media)
+      # `SELECT DISTINCT id, updated_at` is too slow, so pluck ids at first, and then select id, updated_at with ids.
+      status_ids = statuses.joins(:media_attachments).distinct(:id).pluck(:id)
+      statuses.where(id: status_ids)
+    else
+      statuses
+    end
+  end
+
+  def public_timeline_statuses
+    Status.as_public_timeline(current_account, truthy_param?(:local))
+  end
+
+  def insert_pagination_headers
+    set_pagination_headers(next_path, prev_path)
+  end
+
+  def pagination_params(core_params)
+    params.slice(:local, :limit, :only_media).permit(:local, :limit, :only_media).merge(core_params)
+  end
+
+  def next_path
+    api_v1_timelines_public_url pagination_params(max_id: pagination_max_id)
+  end
+
+  def prev_path
+    api_v1_timelines_public_url pagination_params(min_id: pagination_since_id)
+  end
+
+  def pagination_max_id
+    @statuses.last.id
+  end
+
+  def pagination_since_id
+    @statuses.first.id
+  end
+end

app/controllers/api/v1/timelines/tag_controller.rb

@@ -0,0 +1,74 @@
+# frozen_string_literal: true
+
+class Api::V1::Timelines::TagController < Api::BaseController
+  before_action :load_tag
+  after_action :insert_pagination_headers, unless: -> { @statuses.empty? }
+
+  respond_to :json
+
+  def show
+    @statuses = load_statuses
+    render json: @statuses, each_serializer: REST::StatusSerializer, relationships: StatusRelationshipsPresenter.new(@statuses, current_user&.account_id)
+  end
+
+  private
+
+  def load_tag
+    @tag = Tag.find_normalized(params[:id])
+  end
+
+  def load_statuses
+    cached_tagged_statuses
+  end
+
+  def cached_tagged_statuses
+    cache_collection tagged_statuses, Status
+  end
+
+  def tagged_statuses
+    if @tag.nil?
+      []
+    else
+      statuses = tag_timeline_statuses.paginate_by_id(
+        limit_param(DEFAULT_STATUSES_LIMIT),
+        params_slice(:max_id, :since_id, :min_id)
+      )
+
+      if truthy_param?(:only_media)
+        # `SELECT DISTINCT id, updated_at` is too slow, so pluck ids at first, and then select id, updated_at with ids.
+        status_ids = statuses.joins(:media_attachments).distinct(:id).pluck(:id)
+        statuses.where(id: status_ids)
+      else
+        statuses
+      end
+    end
+  end
+
+  def tag_timeline_statuses
+    HashtagQueryService.new.call(@tag, params.slice(:any, :all, :none), current_account, truthy_param?(:local))
+  end
+
+  def insert_pagination_headers
+    set_pagination_headers(next_path, prev_path)
+  end
+
+  def pagination_params(core_params)
+    params.slice(:local, :limit, :only_media).permit(:local, :limit, :only_media).merge(core_params)
+  end
+
+  def next_path
+    api_v1_timelines_tag_url params[:id], pagination_params(max_id: pagination_max_id)
+  end
+
+  def prev_path
+    api_v1_timelines_tag_url params[:id], pagination_params(min_id: pagination_since_id)
+  end
+
+  def pagination_max_id
+    @statuses.last.id
+  end
+
+  def pagination_since_id
+    @statuses.first.id
+  end
+end