423 lines
13 KiB
Ruby
423 lines
13 KiB
Ruby
# frozen_string_literal: true
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class CategoriesController < ApplicationController
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include TopicQueryParams
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requires_login except: [:index, :categories_and_latest, :categories_and_top, :show, :redirect, :find_by_slug, :visible_groups]
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before_action :fetch_category, only: [:show, :update, :destroy, :visible_groups]
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before_action :initialize_staff_action_logger, only: [:create, :update, :destroy]
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skip_before_action :check_xhr, only: [:index, :categories_and_latest, :categories_and_top, :redirect]
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SYMMETRICAL_CATEGORIES_TO_TOPICS_FACTOR = 1.5
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MIN_CATEGORIES_TOPICS = 5
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def redirect
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return if handle_permalink("/category/#{params[:path]}")
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redirect_to path("/c/#{params[:path]}")
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end
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def index
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discourse_expires_in 1.minute
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@description = SiteSetting.site_description
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parent_category = Category.find_by_slug(params[:parent_category_id]) || Category.find_by(id: params[:parent_category_id].to_i)
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include_subcategories = SiteSetting.desktop_category_page_style == "subcategories_with_featured_topics" ||
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params[:include_subcategories] == "true"
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category_options = {
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is_homepage: current_homepage == "categories",
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parent_category_id: params[:parent_category_id],
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include_topics: include_topics(parent_category),
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include_subcategories: include_subcategories,
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tag: params[:tag]
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}
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@category_list = CategoryList.new(guardian, category_options)
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if category_options[:is_homepage] && SiteSetting.short_site_description.present?
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@title = "#{SiteSetting.title} - #{SiteSetting.short_site_description}"
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elsif !category_options[:is_homepage]
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@title = "#{I18n.t('js.filters.categories.title')} - #{SiteSetting.title}"
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end
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respond_to do |format|
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format.html do
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store_preloaded(@category_list.preload_key, MultiJson.dump(CategoryListSerializer.new(@category_list, scope: guardian)))
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style = SiteSetting.desktop_category_page_style
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topic_options = {
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per_page: CategoriesController.topics_per_page,
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no_definitions: true,
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}
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if style == "categories_and_latest_topics_created_date"
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topic_options[:order] = 'created'
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@topic_list = TopicQuery.new(current_user, topic_options).list_latest
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@topic_list.more_topics_url = url_for(public_send("latest_path", sort: :created))
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elsif style == "categories_and_latest_topics"
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@topic_list = TopicQuery.new(current_user, topic_options).list_latest
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@topic_list.more_topics_url = url_for(public_send("latest_path"))
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elsif style == "categories_and_top_topics"
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@topic_list = TopicQuery.new(current_user, topic_options).list_top_for(SiteSetting.top_page_default_timeframe.to_sym)
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@topic_list.more_topics_url = url_for(public_send("top_path"))
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end
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if @topic_list.present? && @topic_list.topics.present?
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store_preloaded(
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@topic_list.preload_key,
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MultiJson.dump(TopicListSerializer.new(@topic_list, scope: guardian))
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)
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end
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render
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end
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format.json { render_serialized(@category_list, CategoryListSerializer) }
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end
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end
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def categories_and_latest
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categories_and_topics(:latest)
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end
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def categories_and_top
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categories_and_topics(:top)
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end
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def move
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guardian.ensure_can_create_category!
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params.require("category_id")
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params.require("position")
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if category = Category.find(params["category_id"])
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category.move_to(params["position"].to_i)
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render json: success_json
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else
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render status: 500, json: failed_json
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end
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end
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def reorder
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guardian.ensure_can_create_category!
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params.require(:mapping)
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change_requests = MultiJson.load(params[:mapping])
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by_category = Hash[change_requests.map { |cat, pos| [Category.find(cat.to_i), pos] }]
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unless guardian.is_admin?
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raise Discourse::InvalidAccess unless by_category.keys.all? { |c| guardian.can_see_category? c }
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end
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by_category.each do |cat, pos|
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cat.position = pos
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cat.save! if cat.will_save_change_to_position?
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end
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render json: success_json
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end
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def show
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guardian.ensure_can_see!(@category)
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if Category.topic_create_allowed(guardian).where(id: @category.id).exists?
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@category.permission = CategoryGroup.permission_types[:full]
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end
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render_serialized(@category, CategorySerializer)
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end
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def create
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guardian.ensure_can_create!(Category)
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position = category_params.delete(:position)
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@category =
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begin
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Category.new(required_create_params.merge(user: current_user))
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rescue ArgumentError => e
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return render json: { errors: [e.message] }, status: 422
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end
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if @category.save
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@category.move_to(position.to_i) if position
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Scheduler::Defer.later "Log staff action create category" do
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@staff_action_logger.log_category_creation(@category)
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end
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render_serialized(@category, CategorySerializer)
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else
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render_json_error(@category)
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end
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end
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def update
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guardian.ensure_can_edit!(@category)
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json_result(@category, serializer: CategorySerializer) do |cat|
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old_category_params = category_params.dup
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cat.move_to(category_params[:position].to_i) if category_params[:position]
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category_params.delete(:position)
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old_custom_fields = cat.custom_fields.dup
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if category_params[:custom_fields]
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category_params[:custom_fields].each do |key, value|
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if value.present?
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cat.custom_fields[key] = value
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else
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cat.custom_fields.delete(key)
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end
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end
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end
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category_params.delete(:custom_fields)
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# properly null the value so the database constraint doesn't catch us
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category_params[:email_in] = nil if category_params[:email_in]&.blank?
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category_params[:minimum_required_tags] = 0 if category_params[:minimum_required_tags]&.blank?
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old_permissions = cat.permissions_params
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if result = cat.update(category_params)
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Scheduler::Defer.later "Log staff action change category settings" do
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@staff_action_logger.log_category_settings_change(
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@category,
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old_category_params,
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old_permissions: old_permissions,
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old_custom_fields: old_custom_fields
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)
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end
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end
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if result
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DiscourseEvent.trigger(:category_updated, cat)
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end
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result
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end
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end
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def update_slug
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@category = Category.find(params[:category_id].to_i)
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guardian.ensure_can_edit!(@category)
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custom_slug = params[:slug].to_s
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if custom_slug.blank?
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error = @category.errors.full_message(:slug, I18n.t('errors.messages.blank'))
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render_json_error(error)
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elsif @category.update(slug: custom_slug)
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render json: success_json
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else
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render_json_error(@category)
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end
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end
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def set_notifications
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category_id = params[:category_id].to_i
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notification_level = params[:notification_level].to_i
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CategoryUser.set_notification_level_for_category(current_user, notification_level, category_id)
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render json: success_json.merge({ indirectly_muted_category_ids: CategoryUser.indirectly_muted_category_ids(current_user) })
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end
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def destroy
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guardian.ensure_can_delete!(@category)
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@category.destroy
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Scheduler::Defer.later "Log staff action delete category" do
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@staff_action_logger.log_category_deletion(@category)
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end
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render json: success_json
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end
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def find_by_slug
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params.require(:category_slug)
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@category = Category.find_by_slug_path(params[:category_slug].split('/'))
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raise Discourse::NotFound unless @category.present?
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if !guardian.can_see?(@category)
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if SiteSetting.detailed_404 && group = @category.access_category_via_group
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raise Discourse::InvalidAccess.new(
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'not in group',
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@category,
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custom_message: 'not_in_group.title_category',
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custom_message_params: { group: group.name },
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group: group
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)
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else
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raise Discourse::NotFound
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end
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end
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@category.permission = CategoryGroup.permission_types[:full] if Category.topic_create_allowed(guardian).where(id: @category.id).exists?
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render_serialized(@category, CategorySerializer)
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end
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def visible_groups
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@guardian.ensure_can_see!(@category)
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groups = if !@category.groups.exists?(id: Group::AUTO_GROUPS[:everyone])
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@category.groups.merge(Group.visible_groups(current_user)).pluck("name")
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end
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render json: success_json.merge(groups: groups || [])
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end
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private
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def self.topics_per_page
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return SiteSetting.categories_topics if SiteSetting.categories_topics > 0
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count = Category.where(parent_category: nil).count
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count = (SYMMETRICAL_CATEGORIES_TO_TOPICS_FACTOR * count).to_i
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count > MIN_CATEGORIES_TOPICS ? count : MIN_CATEGORIES_TOPICS
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end
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def categories_and_topics(topics_filter)
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discourse_expires_in 1.minute
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category_options = {
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is_homepage: current_homepage == "categories",
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parent_category_id: params[:parent_category_id],
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include_topics: false
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}
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topic_options = {
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per_page: CategoriesController.topics_per_page,
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no_definitions: true,
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}
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topic_options.merge!(build_topic_list_options)
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style = SiteSetting.desktop_category_page_style
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topic_options[:order] = 'created' if style == "categories_and_latest_topics_created_date"
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result = CategoryAndTopicLists.new
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result.category_list = CategoryList.new(guardian, category_options)
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if topics_filter == :latest
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result.topic_list = TopicQuery.new(current_user, topic_options).list_latest
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elsif topics_filter == :top
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result.topic_list = TopicQuery.new(current_user, topic_options).list_top_for(
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SiteSetting.top_page_default_timeframe.to_sym
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)
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end
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render_serialized(result, CategoryAndTopicListsSerializer, root: false)
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end
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def required_param_keys
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[:name]
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end
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def required_create_params
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required_param_keys.each do |key|
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params.require(key)
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end
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category_params
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end
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def category_params
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@category_params ||= begin
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if p = params[:permissions]
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p.each do |k, v|
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p[k] = v.to_i
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end
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end
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if SiteSetting.tagging_enabled
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params[:allowed_tags] = params[:allowed_tags].presence || [] if params[:allowed_tags]
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params[:allowed_tag_groups] = params[:allowed_tag_groups].presence || [] if params[:allowed_tag_groups]
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params[:required_tag_groups] = params[:required_tag_groups].presence || [] if params[:required_tag_groups]
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end
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if SiteSetting.enable_category_group_moderation?
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params[:reviewable_by_group_id] = Group.where(name: params[:reviewable_by_group_name]).pluck_first(:id) if params[:reviewable_by_group_name]
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end
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result = params.permit(
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*required_param_keys,
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:position,
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:name,
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:color,
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:text_color,
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:email_in,
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:email_in_allow_strangers,
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:mailinglist_mirror,
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:all_topics_wiki,
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:allow_unlimited_owner_edits_on_first_post,
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:default_slow_mode_seconds,
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:parent_category_id,
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:auto_close_hours,
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:auto_close_based_on_last_post,
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:uploaded_logo_id,
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:uploaded_logo_dark_id,
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:uploaded_background_id,
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:slug,
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:allow_badges,
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:topic_template,
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:sort_order,
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:sort_ascending,
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:topic_featured_link_allowed,
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:show_subcategory_list,
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:num_featured_topics,
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:default_view,
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:subcategory_list_style,
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:default_top_period,
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:minimum_required_tags,
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:navigate_to_first_post_after_read,
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:search_priority,
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:allow_global_tags,
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:read_only_banner,
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:default_list_filter,
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:reviewable_by_group_id,
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custom_fields: [custom_field_params],
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permissions: [*p.try(:keys)],
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allowed_tags: [],
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allowed_tag_groups: [],
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required_tag_groups: [:name, :min_count]
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)
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if result[:required_tag_groups] && !result[:required_tag_groups].is_a?(Array)
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raise Discourse::InvalidParameters.new(:required_tag_groups)
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end
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result
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end
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end
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def custom_field_params
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keys = params[:custom_fields].try(:keys)
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return if keys.blank?
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keys.map do |key|
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params[:custom_fields][key].is_a?(Array) ? { key => [] } : key
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end
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end
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def fetch_category
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@category = Category.find_by_slug(params[:id]) || Category.find_by(id: params[:id].to_i)
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raise Discourse::NotFound if @category.blank?
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end
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def initialize_staff_action_logger
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@staff_action_logger = StaffActionLogger.new(current_user)
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end
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def include_topics(parent_category = nil)
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style = SiteSetting.desktop_category_page_style
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view_context.mobile_view? ||
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params[:include_topics] ||
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(parent_category && parent_category.subcategory_list_includes_topics?) ||
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style == "categories_with_featured_topics" ||
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style == "subcategories_with_featured_topics" ||
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style == "categories_boxes_with_topics" ||
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style == "categories_with_top_topics"
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end
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end
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