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# frozen_string_literal: true
# Copyright (c) 2010-2011, Diaspora Inc. This file is
# licensed under the Affero General Public License version 3 or later. See
# the COPYRIGHT file.
class Stream::Aspect < Stream::Base
# @param user [User]
# @param inputted_aspect_ids [Array<Integer>] Ids of aspects for given stream
# @param aspect_ids [Array<Integer>] Aspects this stream is responsible for
# @opt max_time [Integer] Unix timestamp of stream's post ceiling
# @opt order [String] Order of posts (i.e. 'created_at', 'updated_at')
# @return [void]
def initialize(user, inputted_aspect_ids, opts={})
super(user, opts)
@inputted_aspect_ids = inputted_aspect_ids
end
# Filters aspects given the stream's aspect ids on initialization and the user.
# Will disclude aspects from inputted aspect ids if user is not associated with their
# target aspects.
#
# @return [ActiveRecord::Association<Aspect>] Filtered aspects given the stream's user
def aspects
@aspects ||= lambda do
a = user.aspects
a = a.where(:id => @inputted_aspect_ids) if @inputted_aspect_ids.any?
a
end.call
end
# @return [ActiveRecord::Association<Post>] AR association of posts
def posts
# NOTE(this should be something like Post.all_for_stream(@user, aspect_ids, {}) that calls visible_shareables
@posts ||= user.visible_shareables(Post, :all_aspects? => for_all_aspects?,
:by_members_of => aspect_ids,
:type => TYPES_OF_POST_IN_STREAM,
:order => "#{order} DESC",
:max_time => max_time
)
end
# @return [ActiveRecord::Association<Person>] AR association of people within stream's given aspects
def people
@people ||= Person.unique_from_aspects(aspect_ids, user).includes(:profile)
end
# @return [String] URL
def link(opts={})
Rails.application.routes.url_helpers.aspects_path(opts)
end
# The first aspect in #aspects, given the stream is not for all aspects, or #aspects size is 1
# @note aspects.first is used for mobile. NOTE(this is a hack and should be fixed)
# @return [Aspect,Symbol]
def aspect
if !for_all_aspects? || aspects.size == 1
aspects.first
end
end
# The title that will display at the top of the stream's
# publisher box.
#
# @return [String]
def title
if self.for_all_aspects?
I18n.t('streams.aspects.title')
else
self.aspects.to_sentence
end
end
# Determine whether or not the stream is displaying across
# all of the user's aspects.
#
# @return [Boolean]
def for_all_aspects?
@all_aspects ||= aspects.size == user.aspects.size
end
private
def aspect_ids
@aspect_ids ||= aspects.map(&:id)
end
end
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