discourse/app/controllers/categories_controller.rb

108 lines
3.2 KiB
Ruby

require_dependency 'category_serializer'
class CategoriesController < ApplicationController
before_filter :ensure_logged_in, except: [:index, :show]
before_filter :fetch_category, only: [:show, :update, :destroy]
skip_before_filter :check_xhr, only: [:index]
def index
@description = SiteSetting.site_description
options = {}
options[:latest_posts] = params[:latest_posts] || SiteSetting.category_featured_topics
@list = CategoryList.new(guardian,options)
@list.draft_key = Draft::NEW_TOPIC
@list.draft_sequence = DraftSequence.current(current_user, Draft::NEW_TOPIC)
@list.draft = Draft.get(current_user, @list.draft_key, @list.draft_sequence) if current_user
discourse_expires_in 1.minute
store_preloaded("categories_list", MultiJson.dump(CategoryListSerializer.new(@list, scope: guardian)))
respond_to do |format|
format.html { render }
format.json { render_serialized(@list, CategoryListSerializer) }
end
end
def move
guardian.ensure_can_create!(Category)
params.require("category_id")
params.require("position")
if category = Category.find(params["category_id"])
category.move_to(params["position"].to_i)
render json: success_json
else
render status: 500, json: failed_json
end
end
def show
if Category.topic_create_allowed(guardian).where(id: @category.id).exists?
@category.permission = CategoryGroup.permission_types[:full]
end
render_serialized(@category, CategorySerializer)
end
def create
guardian.ensure_can_create!(Category)
@category = Category.create(category_params.merge(user: current_user))
return render_json_error(@category) unless @category.save
@category.move_to(category_params[:position].to_i) if category_params[:position]
render_serialized(@category, CategorySerializer)
end
def update
guardian.ensure_can_edit!(@category)
json_result(@category, serializer: CategorySerializer) { |cat|
if category_params[:position]
category_params[:position] == 'default' ? cat.use_default_position : cat.move_to(category_params[:position].to_i)
end
if category_params.key? :email_in and category_params[:email_in].length == 0
# properly null the value so the database constrain doesn't catch us
category_params[:email_in] = nil
end
category_params.delete(:position)
cat.update_attributes(category_params)
}
end
def destroy
guardian.ensure_can_delete!(@category)
@category.destroy
render json: success_json
end
private
def required_param_keys
[:name, :color, :text_color]
end
def category_params
@category_params ||= begin
required_param_keys.each do |key|
params.require(key)
end
if p = params[:permissions]
p.each do |k,v|
p[k] = v.to_i
end
end
params.permit(*required_param_keys, :position, :email_in, :email_in_allow_strangers, :parent_category_id, :auto_close_hours, :permissions => [*p.try(:keys)])
end
end
def fetch_category
@category = Category.where(slug: params[:id]).first || Category.where(id: params[:id].to_i).first
end
end