193 lines
5.4 KiB
Ruby
193 lines
5.4 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
class EmbedController < ApplicationController
|
|
include TopicQueryParams
|
|
|
|
skip_before_action :check_xhr, :preload_json, :verify_authenticity_token
|
|
|
|
before_action :prepare_embeddable, except: [:info]
|
|
before_action :ensure_api_request, only: [:info]
|
|
|
|
layout "embed"
|
|
|
|
rescue_from Discourse::InvalidAccess do
|
|
if current_user.try(:admin?)
|
|
@setup_url = "#{Discourse.base_url}/admin/customize/embedding"
|
|
@show_reason = true
|
|
@hosts = EmbeddableHost.all
|
|
end
|
|
render "embed_error", status: 400
|
|
end
|
|
|
|
def topics
|
|
discourse_expires_in 1.minute
|
|
|
|
unless SiteSetting.embed_topics_list?
|
|
render "embed_topics_error", status: 400
|
|
return
|
|
end
|
|
|
|
if @embed_id = params[:discourse_embed_id]
|
|
raise Discourse::InvalidParameters.new(:embed_id) unless @embed_id =~ /\Ade\-[a-zA-Z0-9]+\z/
|
|
end
|
|
|
|
if @embed_class = params[:embed_class]
|
|
unless @embed_class =~ /\A[a-zA-Z0-9\-_]+\z/
|
|
raise Discourse::InvalidParameters.new(:embed_class)
|
|
end
|
|
end
|
|
|
|
response.headers["X-Robots-Tag"] = "noindex, indexifembedded"
|
|
|
|
if params.has_key?(:template) && params[:template] == "complete"
|
|
@template = "complete"
|
|
else
|
|
@template = "basic"
|
|
end
|
|
|
|
list_options = build_topic_list_options
|
|
|
|
if params.has_key?(:per_page)
|
|
list_options[:per_page] = [params[:per_page].to_i, SiteSetting.embed_topic_limit_per_page].min
|
|
end
|
|
|
|
if params[:allow_create]
|
|
@allow_create = true
|
|
create_url_params = {}
|
|
create_url_params[:category_id] = params[:category] if params[:category].present?
|
|
create_url_params[:tags] = params[:tags] if params[:tags].present?
|
|
@create_url = "#{Discourse.base_url}/new-topic?#{create_url_params.to_query}"
|
|
end
|
|
|
|
topic_query = TopicQuery.new(current_user, list_options)
|
|
top_period = params[:top_period]
|
|
begin
|
|
TopTopic.validate_period(top_period)
|
|
valid_top_period = true
|
|
rescue Discourse::InvalidParameters
|
|
valid_top_period = false
|
|
end
|
|
|
|
@list =
|
|
if valid_top_period
|
|
topic_query.list_top_for(top_period)
|
|
else
|
|
topic_query.list_latest
|
|
end
|
|
end
|
|
|
|
def comments
|
|
embed_url = params[:embed_url]
|
|
embed_username = params[:discourse_username]
|
|
embed_topic_id = params[:topic_id]&.to_i
|
|
|
|
unless embed_topic_id || EmbeddableHost.url_allowed?(embed_url)
|
|
raise Discourse::InvalidAccess.new("invalid embed host")
|
|
end
|
|
|
|
if embed_url.present?
|
|
topic_id = TopicEmbed.topic_id_for_embed(embed_url)
|
|
else
|
|
topic_id = params[:topic_id].to_i
|
|
end
|
|
|
|
response.headers["X-Robots-Tag"] = "noindex, indexifembedded"
|
|
if topic_id
|
|
@topic_view =
|
|
TopicView.new(
|
|
topic_id,
|
|
current_user,
|
|
limit: SiteSetting.embed_post_limit,
|
|
only_regular: true,
|
|
exclude_first: true,
|
|
exclude_deleted_users: true,
|
|
exclude_hidden: true,
|
|
)
|
|
raise Discourse::NotFound if @topic_view.blank?
|
|
|
|
@posts_left = 0
|
|
@second_post_url = "#{@topic_view.topic.url}/2"
|
|
@reply_count = @topic_view.filtered_posts.count - 1
|
|
@reply_count = 0 if @reply_count < 0
|
|
@posts_left = @reply_count - SiteSetting.embed_post_limit if @reply_count >
|
|
SiteSetting.embed_post_limit
|
|
elsif embed_url.present?
|
|
Jobs.enqueue(
|
|
:retrieve_topic,
|
|
user_id: current_user.try(:id),
|
|
embed_url: embed_url,
|
|
author_username: embed_username,
|
|
referer: request.env["HTTP_REFERER"],
|
|
)
|
|
render "loading"
|
|
end
|
|
|
|
discourse_expires_in 1.minute
|
|
end
|
|
|
|
def info
|
|
embed_url = params.require(:embed_url)
|
|
@topic_embed = TopicEmbed.where(embed_url: embed_url).first
|
|
|
|
raise Discourse::NotFound if @topic_embed.nil?
|
|
|
|
render_serialized(@topic_embed, TopicEmbedSerializer, root: false)
|
|
end
|
|
|
|
def count
|
|
embed_urls = params[:embed_url]
|
|
by_url = {}
|
|
|
|
if embed_urls.present?
|
|
urls = embed_urls.map { |u| u.sub(/#discourse-comments\z/, "").sub(%r{/\z}, "") }
|
|
topic_embeds = TopicEmbed.where(embed_url: urls).includes(:topic).references(:topic)
|
|
|
|
topic_embeds.each do |te|
|
|
url = te.embed_url
|
|
url = "#{url}#discourse-comments" if params[:embed_url].exclude?(url)
|
|
if te.topic.present?
|
|
by_url[url] = I18n.t("embed.replies", count: te.topic.posts_count - 1)
|
|
else
|
|
by_url[url] = I18n.t("embed.replies", count: 0)
|
|
end
|
|
end
|
|
end
|
|
|
|
render json: { counts: by_url }, callback: params[:callback]
|
|
end
|
|
|
|
private
|
|
|
|
def prepare_embeddable
|
|
response.headers.delete("X-Frame-Options")
|
|
|
|
embeddable_host = EmbeddableHost.record_for_url(request.referer)
|
|
|
|
@embeddable_css_class =
|
|
if params[:class_name]
|
|
" class=\"#{CGI.escapeHTML(params[:class_name])}\""
|
|
elsif embeddable_host.present? && embeddable_host.class_name.present?
|
|
Discourse.deprecate(
|
|
"class_name field of EmbeddableHost has been deprecated. Prefer passing class_name as a parameter.",
|
|
since: "3.1.0.beta1",
|
|
drop_from: "3.2",
|
|
)
|
|
|
|
" class=\"#{CGI.escapeHTML(embeddable_host.class_name)}\""
|
|
else
|
|
""
|
|
end
|
|
|
|
@data_referer =
|
|
if SiteSetting.embed_any_origin? && @data_referer.blank?
|
|
"*"
|
|
else
|
|
request.referer
|
|
end
|
|
end
|
|
|
|
def ensure_api_request
|
|
raise Discourse::InvalidAccess.new("api key not set") if !is_api?
|
|
end
|
|
end
|