Gab Social. All are welcome.

app/controllers/accounts_controller.rb

@@ -0,0 +1,141 @@
+# frozen_string_literal: true
+
+class AccountsController < ApplicationController
+  PAGE_SIZE = 20
+
+  include AccountControllerConcern
+
+  before_action :set_cache_headers
+
+  def show
+    respond_to do |format|
+      format.html do
+        mark_cacheable! unless user_signed_in?
+
+        @body_classes      = 'with-modals'
+        @pinned_statuses   = []
+        @endorsed_accounts = @account.endorsed_accounts.to_a.sample(4)
+
+        if current_account && @account.blocking?(current_account)
+          @statuses = []
+          return
+        end
+
+        @pinned_statuses = cache_collection(@account.pinned_statuses, Status) if show_pinned_statuses?
+        @statuses        = filtered_status_page(params)
+        @statuses        = cache_collection(@statuses, Status)
+
+        unless @statuses.empty?
+          @older_url = older_url if @statuses.last.id > filtered_statuses.last.id
+          @newer_url = newer_url if @statuses.first.id < filtered_statuses.first.id
+        end
+      end
+
+      format.atom do
+        mark_cacheable!
+
+        @entries = @account.stream_entries.where(hidden: false).with_includes.paginate_by_max_id(PAGE_SIZE, params[:max_id], params[:since_id])
+        render xml: OStatus::AtomSerializer.render(OStatus::AtomSerializer.new.feed(@account, @entries.reject { |entry| entry.status.nil? }))
+      end
+
+      format.rss do
+        mark_cacheable!
+
+        @statuses = cache_collection(default_statuses.without_reblogs.without_replies.limit(PAGE_SIZE), Status)
+        render xml: RSS::AccountSerializer.render(@account, @statuses)
+      end
+
+      format.json do
+        mark_cacheable!
+
+        render_cached_json(['activitypub', 'actor', @account], content_type: 'application/activity+json') do
+          ActiveModelSerializers::SerializableResource.new(@account, serializer: ActivityPub::ActorSerializer, adapter: ActivityPub::Adapter)
+        end
+      end
+    end
+  end
+
+  private
+
+  def show_pinned_statuses?
+    [replies_requested?, media_requested?, tag_requested?, params[:max_id].present?, params[:min_id].present?].none?
+  end
+
+  def filtered_statuses
+    default_statuses.tap do |statuses|
+      statuses.merge!(hashtag_scope)    if tag_requested?
+      statuses.merge!(only_media_scope) if media_requested?
+      statuses.merge!(no_replies_scope) unless replies_requested?
+    end
+  end
+
+  def default_statuses
+    @account.statuses.where(visibility: [:public, :unlisted])
+  end
+
+  def only_media_scope
+    Status.where(id: account_media_status_ids)
+  end
+
+  def account_media_status_ids
+    @account.media_attachments.attached.reorder(nil).select(:status_id).distinct
+  end
+
+  def no_replies_scope
+    Status.without_replies
+  end
+
+  def hashtag_scope
+    tag = Tag.find_normalized(params[:tag])
+
+    if tag
+      Status.tagged_with(tag.id)
+    else
+      Status.none
+    end
+  end
+
+  def username_param
+    params[:username]
+  end
+
+  def older_url
+    pagination_url(max_id: @statuses.last.id)
+  end
+
+  def newer_url
+    pagination_url(min_id: @statuses.first.id)
+  end
+
+  def pagination_url(max_id: nil, min_id: nil)
+    if tag_requested?
+      short_account_tag_url(@account, params[:tag], max_id: max_id, min_id: min_id)
+    elsif media_requested?
+      short_account_media_url(@account, max_id: max_id, min_id: min_id)
+    elsif replies_requested?
+      short_account_with_replies_url(@account, max_id: max_id, min_id: min_id)
+    else
+      short_account_url(@account, max_id: max_id, min_id: min_id)
+    end
+  end
+
+  def media_requested?
+    request.path.ends_with?('/media')
+  end
+
+  def replies_requested?
+    request.path.ends_with?('/with_replies')
+  end
+
+  def tag_requested?
+    request.path.ends_with?(Addressable::URI.parse("/tagged/#{params[:tag]}").normalize)
+  end
+
+  def filtered_status_page(params)
+    if params[:min_id].present?
+      filtered_statuses.paginate_by_min_id(PAGE_SIZE, params[:min_id]).reverse
+    else
+      filtered_statuses.paginate_by_max_id(PAGE_SIZE, params[:max_id], params[:since_id]).to_a
+    end
+  end
+end