discourse/app/controllers/directory_items_controller.rb
Sam Saffron 30990006a9 DEV: enable frozen string literal on all files
This reduces chances of errors where consumers of strings mutate inputs
and reduces memory usage of the app.

Test suite passes now, but there may be some stuff left, so we will run
a few sites on a branch prior to merging
2019-05-13 09:31:32 +08:00

82 lines
2.7 KiB
Ruby

# frozen_string_literal: true
class DirectoryItemsController < ApplicationController
PAGE_SIZE = 50
def index
raise Discourse::InvalidAccess.new(:enable_user_directory) unless SiteSetting.enable_user_directory?
period = params.require(:period)
period_type = DirectoryItem.period_types[period.to_sym]
raise Discourse::InvalidAccess.new(:period_type) unless period_type
result = DirectoryItem.where(period_type: period_type).includes(:user)
if params[:group]
result = result.includes(user: :groups).where(users: { groups: { name: params[:group] } })
else
result = result.includes(user: :primary_group)
end
if params[:exclude_usernames]
result = result.references(:user).where.not(users: { username: params[:exclude_usernames].split(",") })
end
order = params[:order] || DirectoryItem.headings.first
if DirectoryItem.headings.include?(order.to_sym)
dir = params[:asc] ? 'ASC' : 'DESC'
result = result.order("directory_items.#{order} #{dir}")
end
if period_type == DirectoryItem.period_types[:all]
result = result.includes(:user_stat)
end
page = params[:page].to_i
user_ids = nil
if params[:name].present?
user_ids = UserSearch.new(params[:name], include_staged_users: true).search.pluck(:id)
if user_ids.present?
# Add the current user if we have at least one other match
if current_user && result.dup.where(user_id: user_ids).exists?
user_ids << current_user.id
end
result = result.where(user_id: user_ids)
else
result = result.where('false')
end
end
if params[:username]
user_id = User.where(username_lower: params[:username].to_s.downcase).pluck(:id).first
if user_id
result = result.where(user_id: user_id)
else
result = result.where('false')
end
end
result_count = result.count
result = result.limit(PAGE_SIZE).offset(PAGE_SIZE * page).to_a
more_params = params.slice(:period, :order, :asc).permit!
more_params[:page] = page + 1
# Put yourself at the top of the first page
if result.present? && current_user.present? && page == 0
position = result.index { |r| r.user_id == current_user.id }
# Don't show the record unless you're not in the top positions already
if (position || 10) >= 10
your_item = DirectoryItem.where(period_type: period_type, user_id: current_user.id).first
result.insert(0, your_item) if your_item
end
end
render_json_dump(directory_items: serialize_data(result, DirectoryItemSerializer),
total_rows_directory_items: result_count,
load_more_directory_items: directory_items_path(more_params))
end
end