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https://github.com/discourse/discourse.git
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Initial release of Discourse
This commit is contained in:
Robin Ward
252
app/controllers/topics_controller.rb
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252
app/controllers/topics_controller.rb
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require_dependency 'topic_view'
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require_dependency 'promotion'
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class TopicsController < ApplicationController
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# Avatar is an image request, not XHR
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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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: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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skip_before_filter :check_xhr, only: [:avatar, :show]
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caches_action :avatar, :cache_path => Proc.new {|c| "#{c.params[:post_number]}-#{c.params[:topic_id]}" }
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def show
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# Consider the user for a promotion if they're new
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if current_user.present?
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Promotion.new(current_user).review if current_user.trust_level == TrustLevel.Levels[:new]
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end
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@topic_view = TopicView.new(params[:id] || params[:topic_id],
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current_user,
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username_filters: params[:username_filters],
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best_of: params[:best_of],
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page: params[:page])
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anonymous_etag(@topic_view.topic) do
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# force the correct slug
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if params[:slug] && @topic_view.topic.slug != params[:slug]
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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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return
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end
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# Figure out what we're filter on
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if params[:post_number].present?
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# Get posts near a post
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@topic_view.filter_posts_near(params[:post_number].to_i)
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elsif params[:posts_before].present?
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@topic_view.filter_posts_before(params[:posts_before].to_i)
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elsif params[:posts_after].present?
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@topic_view.filter_posts_after(params[:posts_after].to_i)
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else
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# No filter? Consider it a paged view, default to page 0 which is the first segment
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@topic_view.filter_posts_paged(params[:page].to_i)
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end
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View.create_for(@topic_view.topic, request.remote_ip, current_user)
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@topic_view.draft_key = @topic_view.topic.draft_key
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@topic_view.draft_sequence = DraftSequence.current(current_user, @topic_view.draft_key)
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if (!request.xhr? || params[:track_visit]) && current_user
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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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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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@canonical = "#{request.protocol}#{request.host_with_port}" + @topic_view.topic.relative_url
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if params[:post_number]
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@post = @topic_view.posts.select{|p| p.post_number == params[:post_number].to_i}.first
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page = ((params[:post_number].to_i - 1) / SiteSetting.posts_per_page) + 1
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@canonical << "?page=#{page}" if page > 1
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else
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@canonical << "?page=#{params[:page]}" if params[:page] && params[:page].to_i > 1
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end
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last_post = @topic_view.posts[-1]
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if last_post.present? and (@topic_view.topic.highest_post_number > last_post.post_number)
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@next_page = (@topic_view.posts[0].post_number / SiteSetting.posts_per_page) + 2
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end
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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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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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Topic.transaction do
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topic.save
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topic.change_category(params[:category])
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end
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render nothing: true
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end
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def status
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requires_parameters(:status, :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(true)
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end
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def unmute
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toggle_mute(false)
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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.destroy
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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 invite
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requires_parameter(:user)
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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, params[:user])
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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 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 move_posts
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requires_parameters(:title, :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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# Move the posts
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new_topic = topic.move_posts(current_user, params[:title], params[:post_ids].map {|p| p.to_i})
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if new_topic.present?
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render json: {success: true, url: new_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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def timings
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# TODO: all this should be optimised, tested better
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last_seen_key = "user-last-seen:#{current_user.id}"
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last_seen = $redis.get(last_seen_key)
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if last_seen.present?
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diff = (Time.now.to_f - last_seen.to_f).round
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if diff > 0
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User.update_all ["time_read = time_read + ?", diff], ["id = ? and time_read = ?", current_user.id, current_user.time_read]
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end
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end
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$redis.set(last_seen_key, Time.now.to_f)
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original_unread = current_user.unread_notifications_by_type
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topic_id = params["topic_id"].to_i
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highest_seen = params["highest_seen"].to_i
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added_time = 0
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if params[:timings].present?
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params[:timings].each do |post_number_str, t|
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post_number = post_number_str.to_i
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if post_number >= 0
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if (highest_seen || 0) >= post_number
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Notification.mark_post_read(current_user, topic_id, post_number)
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end
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PostTiming.record_timing(topic_id: topic_id,
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post_number: post_number,
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user_id: current_user.id,
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msecs: t.to_i)
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end
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end
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end
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TopicUser.update_last_read(current_user, topic_id, highest_seen, params[:topic_time].to_i)
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current_user.reload
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if current_user.unread_notifications_by_type != original_unread
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current_user.publish_notifications_state
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end
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render nothing: true
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end
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private
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def toggle_mute(v)
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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, v)
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render nothing: true
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end
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end
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