tiqavot

app.rb

require 'sinatra'
require 'json'
require 'rest-client'
require 'open-uri'

post '/callback' do
  params = JSON.parse(request.body.read) rescue Hash.new([])

  params['result'].each do |msg|
    img = nil

    text = msg['content']['text']
    if text
      ary = open('http://api.tiqav.com/search.json?q=' + URI.encode_www_form_component(text)) do |f|
        JSON.parse(f.read)
      end rescue []
      unless ary.empty?
        img = 'http://tiqav.com/' + ary[0]['id'] + '.' + ary[0]['ext']
      end
    end

    content = img ? {
      contentType: 2,
      toType: 1,
      originalContentUrl: img,
      previewImageUrl: img
    } : {
      contentType: 1,
      toType: 1,
      text: text || '...'
    }

    request_content = {
      to: [msg['content']['from']],
      toChannel: 1383378250, # Fixed  value
      eventType: "138311608800106203", # Fixed value
      content: content
    }

    endpoint_uri = 'https://trialbot-api.line.me/v1/events'
    content_json = request_content.to_json

    RestClient.proxy = ENV["FIXIE_URL"]
    RestClient.post(endpoint_uri, content_json, {
      'Content-Type' => 'application/json; charset=UTF-8',
      'X-Line-ChannelID' => ENV["LINE_CHANNEL_ID"],
      'X-Line-ChannelSecret' => ENV["LINE_CHANNEL_SECRET"],
      'X-Line-Trusted-User-With-ACL' => ENV["LINE_CHANNEL_MID"],
    })
  end

  "OK"
end