343 lines
10 KiB
Ruby
343 lines
10 KiB
Ruby
require_dependency 'topic_view'
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require_dependency 'promotion'
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class TopicsController < ApplicationController
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before_filter :ensure_logged_in, only: [:timings,
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:destroy_timings,
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:update,
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:star,
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:destroy,
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:recover,
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:status,
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:invite,
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:mute,
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:unmute,
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:set_notifications,
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:move_posts,
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:merge_topic,
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:clear_pin,
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:autoclose]
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before_filter :consider_user_for_promotion, only: :show
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skip_before_filter :check_xhr, only: [:show, :feed]
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def show
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# We'd like to migrate the wordpress feed to another url. This keeps up backwards compatibility with
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# existing installs.
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return wordpress if params[:best].present?
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opts = params.slice(:username_filters, :filter, :page, :post_number)
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begin
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@topic_view = TopicView.new(params[:id] || params[:topic_id], current_user, opts)
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rescue Discourse::NotFound
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topic = Topic.where(slug: params[:id]).first if params[:id]
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raise Discourse::NotFound unless topic
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return redirect_to(topic.relative_url)
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end
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anonymous_etag(@topic_view.topic) do
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redirect_to_correct_topic && return if slugs_do_not_match
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# render workaround pseudo-static HTML page for old crawlers which ignores <noscript>
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# (see http://meta.discourse.org/t/noscript-tag-and-some-search-engines/8078)
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return render 'topics/plain', layout: false if (SiteSetting.enable_escaped_fragments && params.has_key?('_escaped_fragment_'))
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View.create_for(@topic_view.topic, request.remote_ip, current_user)
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track_visit_to_topic
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perform_show_response
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end
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canonical_url @topic_view.canonical_path
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end
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def wordpress
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params.require(:best)
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params.require(:topic_id)
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params.permit(:min_trust_level, :min_score, :min_replies, :bypass_trust_level_score, :only_moderator_liked)
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@topic_view = TopicView.new(
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params[:topic_id],
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current_user,
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best: params[:best].to_i,
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min_trust_level: params[:min_trust_level].nil? ? 1 : params[:min_trust_level].to_i,
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min_score: params[:min_score].to_i,
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min_replies: params[:min_replies].to_i,
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bypass_trust_level_score: params[:bypass_trust_level_score].to_i, # safe cause 0 means ignore
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only_moderator_liked: params[:only_moderator_liked].to_s == "true"
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)
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anonymous_etag(@topic_view.topic) do
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wordpress_serializer = TopicViewWordpressSerializer.new(@topic_view, scope: guardian, root: false)
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render_json_dump(wordpress_serializer)
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end
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end
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def posts
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params.require(:topic_id)
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params.require(:post_ids)
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@topic_view = TopicView.new(params[:topic_id], current_user, post_ids: params[:post_ids])
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render_json_dump(TopicViewPostsSerializer.new(@topic_view, scope: guardian, root: false))
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end
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def destroy_timings
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PostTiming.destroy_for(current_user.id, params[:topic_id].to_i)
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render nothing: true
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end
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def update
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topic = Topic.where(id: params[:topic_id]).first
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guardian.ensure_can_edit!(topic)
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topic.title = params[:title] if params[:title].present?
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# TODO: we may need smarter rules about converting archetypes
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if current_user.admin?
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topic.archetype = "regular" if params[:archetype] == 'regular'
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end
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success = false
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Topic.transaction do
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success = topic.save
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topic.change_category(params[:category]) if success
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end
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# this is used to return the title to the client as it may have been
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# changed by "TextCleaner"
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if success
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render_serialized(topic, BasicTopicSerializer)
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else
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render_json_error(topic)
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end
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end
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def similar_to
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params.require(:title)
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params.require(:raw)
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title, raw = params[:title], params[:raw]
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raise Discourse::InvalidParameters.new(:title) if title.length < SiteSetting.min_title_similar_length
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raise Discourse::InvalidParameters.new(:raw) if raw.length < SiteSetting.min_body_similar_length
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# Only suggest similar topics if the site has a minimmum amount of topics present.
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if Topic.count > SiteSetting.minimum_topics_similar
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topics = Topic.similar_to(title, raw, current_user).to_a
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end
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render_serialized(topics, BasicTopicSerializer)
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end
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def status
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params.require(:status)
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params.require(:enabled)
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raise Discourse::InvalidParameters.new(:status) unless %w(visible closed pinned archived).include?(params[:status])
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@topic = Topic.where(id: params[:topic_id].to_i).first
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guardian.ensure_can_moderate!(@topic)
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@topic.update_status(params[:status], (params[:enabled] == 'true'), current_user)
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render nothing: true
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end
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def star
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@topic = Topic.where(id: params[:topic_id].to_i).first
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guardian.ensure_can_see!(@topic)
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@topic.toggle_star(current_user, params[:starred] == 'true')
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render nothing: true
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end
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def mute
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toggle_mute
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end
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def unmute
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toggle_mute
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end
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def autoclose
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raise Discourse::InvalidParameters.new(:auto_close_days) unless params.has_key?(:auto_close_days)
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@topic = Topic.where(id: params[:topic_id].to_i).first
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guardian.ensure_can_moderate!(@topic)
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@topic.set_auto_close(params[:auto_close_days], current_user)
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@topic.save
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render nothing: true
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end
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def destroy
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topic = Topic.where(id: params[:id]).first
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guardian.ensure_can_delete!(topic)
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topic.trash!(current_user)
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render nothing: true
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end
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def recover
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topic = Topic.where(id: params[:topic_id]).with_deleted.first
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guardian.ensure_can_recover_topic!(topic)
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topic.recover!
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render nothing: true
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end
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def excerpt
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render nothing: true
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end
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def remove_allowed_user
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params.require(:username)
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topic = Topic.where(id: params[:topic_id]).first
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guardian.ensure_can_remove_allowed_users!(topic)
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if topic.remove_allowed_user(params[:username])
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render json: success_json
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else
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render json: failed_json, status: 422
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end
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end
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def invite
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username_or_email = params[:user]
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if username_or_email
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# provides a level of protection for hashes
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params.require(:user)
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else
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params.require(:email)
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username_or_email = params[:email]
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end
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topic = Topic.where(id: params[:topic_id]).first
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guardian.ensure_can_invite_to!(topic)
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if topic.invite(current_user, username_or_email)
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user = User.find_by_username_or_email(username_or_email)
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if user
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render_json_dump BasicUserSerializer.new(user, scope: guardian, root: 'user')
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else
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render json: success_json
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end
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else
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render json: failed_json, status: 422
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end
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end
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def set_notifications
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topic = Topic.find(params[:topic_id].to_i)
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TopicUser.change(current_user, topic.id, notification_level: params[:notification_level].to_i)
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render json: success_json
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end
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def merge_topic
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params.require(:destination_topic_id)
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topic = Topic.where(id: params[:topic_id]).first
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guardian.ensure_can_move_posts!(topic)
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dest_topic = topic.move_posts(current_user, topic.posts.pluck(:id), destination_topic_id: params[:destination_topic_id].to_i)
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render_topic_changes(dest_topic)
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end
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def move_posts
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params.require(:post_ids)
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topic = Topic.where(id: params[:topic_id]).first
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guardian.ensure_can_move_posts!(topic)
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dest_topic = move_posts_to_destination(topic)
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render_topic_changes(dest_topic)
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end
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def clear_pin
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topic = Topic.where(id: params[:topic_id].to_i).first
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guardian.ensure_can_see!(topic)
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topic.clear_pin_for(current_user)
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render nothing: true
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end
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def timings
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PostTiming.process_timings(
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current_user,
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params[:topic_id].to_i,
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params[:topic_time].to_i,
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(params[:timings] || []).map{|post_number, t| [post_number.to_i, t.to_i]}
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)
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render nothing: true
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end
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def feed
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@topic_view = TopicView.new(params[:topic_id])
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anonymous_etag(@topic_view.topic) do
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render 'topics/show', formats: [:rss]
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end
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end
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private
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def toggle_mute
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@topic = Topic.where(id: params[:topic_id].to_i).first
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guardian.ensure_can_see!(@topic)
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@topic.toggle_mute(current_user)
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render nothing: true
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end
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def consider_user_for_promotion
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Promotion.new(current_user).review if current_user.present?
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end
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def slugs_do_not_match
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params[:slug] && @topic_view.topic.slug != params[:slug]
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end
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def redirect_to_correct_topic
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fullpath = request.fullpath
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split = fullpath.split('/')
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split[2] = @topic_view.topic.slug
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redirect_to split.join('/'), status: 301
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end
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def track_visit_to_topic
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return unless should_track_visit_to_topic?
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TopicUser.track_visit! @topic_view.topic, current_user
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@topic_view.draft = Draft.get(current_user, @topic_view.draft_key, @topic_view.draft_sequence)
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end
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def should_track_visit_to_topic?
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(!request.xhr? || params[:track_visit]) && current_user
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end
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def perform_show_response
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topic_view_serializer = TopicViewSerializer.new(@topic_view, scope: guardian, root: false)
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respond_to do |format|
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format.html do
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store_preloaded("topic_#{@topic_view.topic.id}", MultiJson.dump(topic_view_serializer))
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end
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format.json do
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render_json_dump(topic_view_serializer)
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end
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end
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end
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def render_topic_changes(dest_topic)
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if dest_topic.present?
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render json: {success: true, url: dest_topic.relative_url}
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else
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render json: {success: false}
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end
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end
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private
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def move_posts_to_destination(topic)
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args = {}
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args[:title] = params[:title] if params[:title].present?
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args[:destination_topic_id] = params[:destination_topic_id].to_i if params[:destination_topic_id].present?
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topic.move_posts(current_user, post_ids_including_replies, args)
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end
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end
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