metamaps--metamaps/app/controllers/synapses_controller.rb

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# frozen_string_literal: true
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class SynapsesController < ApplicationController
include TopicsHelper
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before_action :require_user, only: [:create, :update, :destroy]
after_action :verify_authorized, except: :index
after_action :verify_policy_scoped, only: :index
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respond_to :json
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# GET /synapses/1.json
def show
@synapse = Synapse.find(params[:id])
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authorize @synapse
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render json: @synapse
end
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# POST /synapses
# POST /synapses.json
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def create
@synapse = Synapse.new(synapse_params)
@synapse.desc = '' if @synapse.desc.nil?
@synapse.desc.strip! # no trailing/leading whitespace
# we want invalid params to return :unprocessable_entity
# so we have to authorize AFTER saving. But if authorize
# fails, we need to rollback the SQL transaction
success = nil
ActiveRecord::Base.transaction do
success = @synapse.save
success ? authorize(@synapse) : skip_authorization
end
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respond_to do |format|
if success
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format.json { render json: @synapse, status: :created }
else
format.json { render json: @synapse.errors, status: :unprocessable_entity }
end
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end
end
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# PUT /synapses/1
# PUT /synapses/1.json
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def update
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@synapse = Synapse.find(params[:id])
@synapse.desc = '' if @synapse.desc.nil?
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authorize @synapse
respond_to do |format|
if @synapse.update_attributes(synapse_params)
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format.json { head :no_content }
else
format.json { render json: @synapse.errors, status: :unprocessable_entity }
end
end
end
# DELETE synapses/:id
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def destroy
@synapse = Synapse.find(params[:id])
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authorize @synapse
@synapse.destroy
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respond_to do |format|
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format.json { head :no_content }
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end
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end
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private
def synapse_params
params.require(:synapse).permit(:id, :desc, :category, :weight, :permission, :topic1_id, :topic2_id, :user_id)
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end
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end