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# frozen_string_literal: true
class StatusesController < ApplicationController
include SignatureAuthentication
include Authorization
ANCESTORS_LIMIT = 20
layout 'public'
before_action :set_account
before_action :set_status
before_action :set_link_headers
before_action :check_account_suspension
before_action :redirect_to_original, only: [:show]
before_action :set_referrer_policy_header, only: [:show]
before_action :set_cache_headers
def show
respond_to do |format|
format.html do
@ancestors = @status.reply? ? cache_collection(@status.ancestors(ANCESTORS_LIMIT, current_account), Status) : []
@next_ancestor = @ancestors.size < ANCESTORS_LIMIT ? nil : @ancestors.shift
@descendants = cache_collection(@status.descendants(current_account), Status)
render 'stream_entries/show'
end
format.json do
skip_session! unless @stream_entry.hidden?
render_cached_json(['activitypub', 'note', @status.cache_key], content_type: 'application/activity+json', public: !@stream_entry.hidden?) do
ActiveModelSerializers::SerializableResource.new(@status, serializer: ActivityPub::NoteSerializer, adapter: ActivityPub::Adapter)
end
end
end
end
def activity
skip_session!
render_cached_json(['activitypub', 'activity', @status.cache_key], content_type: 'application/activity+json', public: !@stream_entry.hidden?) do
ActiveModelSerializers::SerializableResource.new(@status, serializer: ActivityPub::ActivitySerializer, adapter: ActivityPub::Adapter)
end
end
def embed
response.headers['X-Frame-Options'] = 'ALLOWALL'
render 'stream_entries/embed', layout: 'embedded'
end
private
def set_account
@account = Account.find_local!(params[:account_username])
end
def set_link_headers
response.headers['Link'] = LinkHeader.new(
[
[account_stream_entry_url(@account, @status.stream_entry, format: 'atom'), [%w(rel alternate), %w(type application/atom+xml)]],
[ActivityPub::TagManager.instance.uri_for(@status), [%w(rel alternate), %w(type application/activity+json)]],
]
)
end
def set_status
@status = @account.statuses.find(params[:id])
@stream_entry = @status.stream_entry
@type = @stream_entry.activity_type.downcase
authorize @status, :show?
rescue Mastodon::NotPermittedError
# Reraise in order to get a 404
raise ActiveRecord::RecordNotFound
end
def check_account_suspension
gone if @account.suspended?
end
def redirect_to_original
redirect_to ::TagManager.instance.url_for(@status.reblog) if @status.reblog?
end
def set_referrer_policy_header
return if @status.public_visibility? || @status.unlisted_visibility?
response.headers['Referrer-Policy'] = 'origin'
end
end
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