require_dependency 'topic_list_responder' class ListController < ApplicationController include TopicListResponder skip_before_filter :check_xhr before_filter :set_category, only: [ # filtered topics lists Discourse.filters.map { |f| :"category_#{f}" }, Discourse.filters.map { |f| :"category_none_#{f}" }, Discourse.filters.map { |f| :"parent_category_category_#{f}" }, Discourse.filters.map { |f| :"parent_category_category_none_#{f}" }, # top summaries :category_top, :category_none_top, :parent_category_category_top, # top pages (ie. with a period) TopTopic.periods.map { |p| :"category_top_#{p}" }, TopTopic.periods.map { |p| :"category_none_top_#{p}" }, TopTopic.periods.map { |p| :"parent_category_category_top_#{p}" }, # category feeds :category_feed, ].flatten before_filter :ensure_logged_in, except: [ :topics_by, # anonymous filters Discourse.anonymous_filters, Discourse.anonymous_filters.map { |f| "#{f}_feed" }, # anonymous categorized filters Discourse.anonymous_filters.map { |f| :"category_#{f}" }, Discourse.anonymous_filters.map { |f| :"category_none_#{f}" }, Discourse.anonymous_filters.map { |f| :"parent_category_category_#{f}" }, Discourse.anonymous_filters.map { |f| :"parent_category_category_none_#{f}" }, # category feeds :category_feed, # top summaries :top, :category_top, :category_none_top, :parent_category_category_top, # top pages (ie. with a period) TopTopic.periods.map { |p| :"top_#{p}" }, TopTopic.periods.map { |p| :"category_top_#{p}" }, TopTopic.periods.map { |p| :"category_none_top_#{p}" }, TopTopic.periods.map { |p| :"parent_category_category_top_#{p}" }, ].flatten # Create our filters Discourse.filters.each do |filter| define_method(filter) do |options = nil| list_opts = build_topic_list_options list_opts.merge!(options) if options user = list_target_user if params[:category].blank? if filter == :latest list_opts[:no_definitions] = true end if filter.to_s == current_homepage list_opts[:exclude_category_ids] = get_excluded_category_ids(list_opts[:category]) end end list = TopicQuery.new(user, list_opts).public_send("list_#{filter}") list.more_topics_url = construct_url_with(:next, list_opts) list.prev_topics_url = construct_url_with(:prev, list_opts) if Discourse.anonymous_filters.include?(filter) @description = SiteSetting.site_description @rss = filter # Note the first is the default and we don't add a title if (filter.to_s != current_homepage) && use_crawler_layout? filter_title = I18n.t("js.filters.#{filter.to_s}.title", count: 0) if list_opts[:category] @title = I18n.t('js.filters.with_category', filter: filter_title, category: Category.find(list_opts[:category]).name) else @title = I18n.t('js.filters.with_topics', filter: filter_title) end end end respond_with_list(list) end define_method("category_#{filter}") do canonical_url "#{Discourse.base_url_no_prefix}#{@category.url}" self.send(filter, category: @category.id) end define_method("category_none_#{filter}") do self.send(filter, category: @category.id, no_subcategories: true) end define_method("parent_category_category_#{filter}") do canonical_url "#{Discourse.base_url_no_prefix}#{@category.url}" self.send(filter, category: @category.id) end define_method("parent_category_category_none_#{filter}") do self.send(filter, category: @category.id) end end [:topics_by, :private_messages, :private_messages_sent, :private_messages_unread, :private_messages_archive, :private_messages_group, :private_messages_group_archive].each do |action| define_method("#{action}") do list_opts = build_topic_list_options target_user = fetch_user_from_params(include_inactive: current_user.try(:staff?)) guardian.ensure_can_see_private_messages!(target_user.id) unless action == :topics_by list = generate_list_for(action.to_s, target_user, list_opts) url_prefix = "topics" unless action == :topics_by list.more_topics_url = url_for(construct_url_with(:next, list_opts, url_prefix)) list.prev_topics_url = url_for(construct_url_with(:prev, list_opts, url_prefix)) respond_with_list(list) end end def latest_feed discourse_expires_in 1.minute @title = "#{SiteSetting.title} - #{I18n.t("rss_description.latest")}" @link = "#{Discourse.base_url}/latest" @atom_link = "#{Discourse.base_url}/latest.rss" @description = I18n.t("rss_description.latest") @topic_list = TopicQuery.new(nil, order: 'created').list_latest render 'list', formats: [:rss] end def category_feed guardian.ensure_can_see!(@category) discourse_expires_in 1.minute @title = @category.name @link = "#{Discourse.base_url}#{@category.url}" @atom_link = "#{Discourse.base_url}#{@category.url}.rss" @description = "#{I18n.t('topics_in_category', category: @category.name)} #{@category.description}" @topic_list = TopicQuery.new.list_new_in_category(@category) render 'list', formats: [:rss] end def top(options=nil) options ||= {} period = ListController.best_period_for(current_user.try(:previous_visit_at), options[:category]) send("top_#{period}", options) end def category_top top(category: @category.id) end def category_none_top top(category: @category.id, no_subcategories: true) end def parent_category_category_top top(category: @category.id) end TopTopic.periods.each do |period| define_method("top_#{period}") do |options = nil| top_options = build_topic_list_options top_options.merge!(options) if options top_options[:per_page] = SiteSetting.topics_per_period_in_top_page if "top".freeze == current_homepage top_options[:exclude_category_ids] = get_excluded_category_ids(top_options[:category]) end user = list_target_user list = TopicQuery.new(user, top_options).list_top_for(period) list.for_period = period list.more_topics_url = construct_url_with(:next, top_options) list.prev_topics_url = construct_url_with(:prev, top_options) if use_crawler_layout? @title = I18n.t("js.filters.top.#{period}.title") end respond_with_list(list) end define_method("category_top_#{period}") do self.send("top_#{period}", category: @category.id) end define_method("category_none_top_#{period}") do self.send("top_#{period}", category: @category.id, no_subcategories: true) end define_method("parent_category_category_top_#{period}") do self.send("top_#{period}", category: @category.id) end end protected def next_page_params(opts = nil) page_params(opts).merge(page: params[:page].to_i + 1) end def prev_page_params(opts = nil) pg = params[:page].to_i if pg > 1 page_params(opts).merge(page: pg - 1) else page_params(opts).merge(page: nil) end end private def page_params(opts = nil) opts ||= {} route_params = { format: 'json' } route_params[:category] = @category.slug_for_url if @category route_params[:parent_category] = @category.parent_category.slug_for_url if @category && @category.parent_category route_params[:order] = opts[:order] if opts[:order].present? route_params[:ascending] = opts[:ascending] if opts[:ascending].present? route_params end def set_category slug_or_id = params.fetch(:category) parent_slug_or_id = params[:parent_category] id = params[:id].to_i parent_category_id = nil if parent_slug_or_id.present? parent_category_id = Category.query_parent_category(parent_slug_or_id) redirect_or_not_found and return if parent_category_id.blank? && !id end @category = Category.query_category(slug_or_id, parent_category_id) # Redirect if we have `/c/:parent_category/:category/:id` if id category = Category.find_by_id(id) (redirect_to category.url, status: 301) && return if category end redirect_or_not_found and return if !@category @description_meta = @category.description_text raise Discourse::NotFound unless guardian.can_see?(@category) end def build_topic_list_options options = { page: params[:page], topic_ids: param_to_integer_list(:topic_ids), exclude_category_ids: params[:exclude_category_ids], category: params[:category], order: params[:order], ascending: params[:ascending], min_posts: params[:min_posts], max_posts: params[:max_posts], status: params[:status], filter: params[:filter], state: params[:state], search: params[:search], q: params[:q], group_name: params[:group_name] } options[:no_subcategories] = true if params[:no_subcategories] == 'true' options[:slow_platform] = true if slow_platform? options end def list_target_user if params[:user_id] && guardian.is_staff? User.find(params[:user_id].to_i) else current_user end end def generate_list_for(action, target_user, opts) TopicQuery.new(current_user, opts).send("list_#{action}", target_user) end def construct_url_with(action, opts, url_prefix = nil) method = url_prefix.blank? ? "#{action_name}_path" : "#{url_prefix}_#{action_name}_path" url = if action == :prev public_send(method, opts.merge(prev_page_params(opts))) else # :next public_send(method, opts.merge(next_page_params(opts))) end url.sub('.json?','?') end def get_excluded_category_ids(current_category=nil) exclude_category_ids = Category.where(suppress_from_homepage: true) exclude_category_ids = exclude_category_ids.where.not(id: current_category) if current_category exclude_category_ids.pluck(:id) end def self.best_period_for(previous_visit_at, category_id=nil) best_periods_for(previous_visit_at).each do |period| top_topics = TopTopic.where("#{period}_score > 0") top_topics = top_topics.joins(:topic).where("topics.category_id = ?", category_id) if category_id return period if top_topics.count >= SiteSetting.topics_per_period_in_top_page end # default period is yearly SiteSetting.top_page_default_timeframe end def self.best_periods_for(date) date ||= 1.year.ago periods = [] periods << :daily if date > 8.days.ago periods << :weekly if date > 35.days.ago periods << :monthly if date > 180.days.ago periods << :yearly periods end def redirect_or_not_found url = request.fullpath permalink = Permalink.find_by_url(url) if permalink.present? # permalink present, redirect to that URL if permalink.external_url redirect_to permalink.external_url, status: :moved_permanently elsif permalink.target_url redirect_to "#{Discourse::base_uri}#{permalink.target_url}", status: :moved_permanently else raise Discourse::NotFound end else # redirect to 404 raise Discourse::NotFound end end end