discourse/app/controllers/list_controller.rb

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class ListController < ApplicationController
before_filter :ensure_logged_in, except: [:latest, :hot, :category, :category_feed]
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skip_before_filter :check_xhr
# Create our filters
[:latest, :hot, :favorited, :read, :posted, :unread, :new].each do |filter|
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define_method(filter) do
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list_opts = {page: params[:page]}
# html format means we need to farm exclude from the site options
if params[:format].blank? || params[:format] == "html"
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#TODO objectify this stuff
SiteSetting.top_menu.split('|').each do |f|
s = f.split(",")
if s[0] == action_name || (action_name == "index" && s[0] == SiteSetting.homepage)
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list_opts[:exclude_category] = s[1][1..-1] if s.length == 2
end
end
end
list_opts[:exclude_category] = params[:exclude_category] if params[:exclude_category].present?
list = TopicQuery.new(current_user, list_opts).send("list_#{filter}")
list.more_topics_url = url_for(self.send "#{filter}_path".to_sym, list_opts.merge(format: 'json', page: next_page))
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respond(list)
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end
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end
def category
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query = TopicQuery.new(current_user, page: params[:page])
list = nil
# If they choose uncategorized, return topics NOT in a category
if params[:category] == Slug.for(SiteSetting.uncategorized_name) || params[:category] == SiteSetting.uncategorized_name
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list = query.list_uncategorized
else
@category = Category.where("slug = ? or id = ?", params[:category], params[:category].to_i).includes(:featured_users).first
guardian.ensure_can_see!(@category)
list = query.list_category(@category)
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end
list.more_topics_url = url_for(category_path(params[:category], page: next_page, format: "json"))
respond(list)
end
def category_feed
raise Discourse::InvalidParameters.new('Category RSS of "uncategorized"') if params[:category] == Slug.for(SiteSetting.uncategorized_name) || params[:category] == SiteSetting.uncategorized_name
@category = Category.where("slug = ?", params[:category]).includes(:featured_users).first
guardian.ensure_can_see!(@category)
anonymous_etag(@category) do
@topic_list = TopicQuery.new.list_new_in_category(@category)
render 'list', formats: [:rss]
end
end
def popular_redirect
# We've renamed popular to latest. Use a redirect until we're sure we can
# safely remove this.
redirect_to latest_path, :status => 301
end
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protected
def respond(list)
list.draft_key = Draft::NEW_TOPIC
list.draft_sequence = DraftSequence.current(current_user, Draft::NEW_TOPIC)
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draft = Draft.get(current_user, list.draft_key, list.draft_sequence) if current_user
list.draft = draft
discourse_expires_in 1.minute
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respond_to do |format|
format.html do
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@list = list
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store_preloaded('topic_list', MultiJson.dump(TopicListSerializer.new(list, scope: guardian)))
render 'list'
end
format.json do
render_serialized(list, TopicListSerializer)
end
end
end
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def next_page
params[:page].to_i + 1
end
end