metamaps--metamaps/app/controllers/topics_controller.rb
2016-09-30 14:42:07 +08:00

165 lines
4.5 KiB
Ruby

# frozen_string_literal: true
class TopicsController < ApplicationController
include TopicsHelper
before_action :require_user, only: [:create, :update, :destroy]
after_action :verify_authorized, except: :autocomplete_topic
respond_to :html, :js, :json
# GET /topics/autocomplete_topic
def autocomplete_topic
term = params[:term]
@topics = if term && !term.empty?
policy_scope(Topic.where('LOWER("name") like ?', term.downcase + '%')).order('"name"')
else
[]
end
render json: autocomplete_array_json(@topics)
end
# GET topics/:id
def show
@topic = Topic.find(params[:id])
authorize @topic
respond_to do |format|
format.html do
@alltopics = [@topic].concat(policy_scope(Topic.relatives(@topic.id, current_user)).to_a)
@allsynapses = policy_scope(Synapse.for_topic(@topic.id)).to_a
@allcreators = @alltopics.map(&:user).uniq
@allcreators += @allsynapses.map(&:user).uniq
respond_with(@allsynapses, @alltopics, @allcreators, @topic)
end
format.json { render json: @topic }
end
end
# GET topics/:id/network
def network
@topic = Topic.find(params[:id])
authorize @topic
@alltopics = [@topic].concat(policy_scope(Topic.relatives(@topic.id, current_user)).to_a)
@allsynapses = policy_scope(Synapse.for_topic(@topic.id))
@allcreators = @alltopics.map(&:user).uniq
@allcreators += @allsynapses.map(&:user).uniq
@json = {}
@json['topic'] = @topic
@json['creators'] = @allcreators
@json['relatives'] = @alltopics
@json['synapses'] = @allsynapses
respond_to do |format|
format.json { render json: @json }
end
end
# GET topics/:id/relative_numbers
def relative_numbers
@topic = Topic.find(params[:id])
authorize @topic
topicsAlreadyHas = params[:network] ? params[:network].split(',').map(&:to_i) : []
alltopics = policy_scope(Topic.relatives(@topic.id, current_user)).to_a
alltopics.delete_if { |topic| topic.metacode_id != params[:metacode].to_i } if params[:metacode].present?
alltopics.delete_if do |topic|
!topicsAlreadyHas.index(topic.id).nil?
end
@json = Hash.new(0)
alltopics.each do |t|
@json[t.metacode.id] += 1
end
respond_to do |format|
format.json { render json: @json }
end
end
# GET topics/:id/relatives
def relatives
@topic = Topic.find(params[:id])
authorize @topic
topicsAlreadyHas = params[:network] ? params[:network].split(',').map(&:to_i) : []
alltopics = policy_scope(Topic.relatives(@topic.id, current_user)).to_a
alltopics.delete_if { |topic| topic.metacode_id != params[:metacode].to_i } if params[:metacode].present?
alltopics.delete_if do |topic|
!topicsAlreadyHas.index(topic.id.to_s).nil?
end
# find synapses between topics in alltopics array
allsynapses = policy_scope(Synapse.for_topic(@topic.id)).to_a
synapse_ids = (allsynapses.map(&:topic1_id) + allsynapses.map(&:topic2_id)).uniq
allsynapses.delete_if do |synapse|
!synapse_ids.index(synapse.id).nil?
end
creatorsAlreadyHas = params[:creators] ? params[:creators].split(',').map(&:to_i) : []
allcreators = (alltopics.map(&:user) + allsynapses.map(&:user)).uniq.delete_if do |user|
!creatorsAlreadyHas.index(user.id).nil?
end
@json = {}
@json['topics'] = alltopics
@json['synapses'] = allsynapses
@json['creators'] = allcreators
respond_to do |format|
format.json { render json: @json }
end
end
# POST /topics
# POST /topics.json
def create
@topic = Topic.new(topic_params)
authorize @topic
respond_to do |format|
if @topic.save
format.json { render json: @topic, status: :created }
else
format.json { render json: @topic.errors, status: :unprocessable_entity }
end
end
end
# PUT /topics/1
# PUT /topics/1.json
def update
@topic = Topic.find(params[:id])
authorize @topic
respond_to do |format|
if @topic.update_attributes(topic_params)
format.json { head :no_content }
else
format.json { render json: @topic.errors, status: :unprocessable_entity }
end
end
end
# DELETE topics/:id
def destroy
@topic = Topic.find(params[:id])
authorize @topic
@topic.destroy
respond_to do |format|
format.json { head :no_content }
end
end
private
def topic_params
params.require(:topic).permit(:id, :name, :desc, :link, :permission, :user_id, :metacode_id, :defer_to_map_id)
end
end