fix env setting for travis

.travis.yml

@@ -12,6 +12,7 @@ env:
   - AWS_S3_BUCKET="rendezvous-travis-bundler"
   - RAILS_ENV=test
   - RV_RENDEZVOUS_APP_HOST=example.com
+  - RV_HIPCHAT_ROOM=Rendezvousテスト
   - secure: A72vqUWQiRal8fCMlobXhYrGVDImUXmrCQGuUc382glay7WdJ4ZsIiVvO1gp8mj7X4HUeejmgY4AUVJy6FmCL4LNxDhdRuOirQ+kOcdsuQKDlMPcbGdoYk23ZBlxeq1tqW9Qs8mNjZYHGx3BFf/qtNhgvTLMr+/wQMZi+110e3g=
 services:
 - mysql

app/controllers/apis_controller.rb

@@ -32,7 +32,7 @@ class ApisController < ApplicationController
       when /\.(jpe?g|png|gif)\Z/
         s3_files << { type: 'image', name: file.original_filename, image: res.public_url.to_s }
       when /\.pdf\Z/
-        if Settings.respond_to?(:pdf_uploading) && Settings.pdf_uploading
+        if Settings.enable_pdf_uploading
           cover_image_name = "#{Digest::MD5.file(file.path)}-cover.png"
           pdf = Magick::ImageList.new(file.path + '[0]')
           cover_tmp = Rails.root.join('tmp', cover_image_name)

app/models/post.rb

@@ -41,7 +41,7 @@ class Post < ActiveRecord::Base
   ######################################################################
   after_save :set_watcher!
   after_save :notify_watchers!
-  after_create :notify_hipchat! if Settings.respond_to?(:hipchat)
+  after_create :notify_hipchat! if Settings.hipchat.token.present? && Settings.hipchat.room.present?
 
   ######################################################################
   # Named scope

app/views/partials/_google_analytics.html.slim

-- if Settings.respond_to?(:google_analytics) && Settings.google_analytics.present?
+- if Settings.google_analytics.present?
+
   javascript:
     (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
     (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),

config/settings.yml

@@ -24,7 +24,7 @@ defaults: &defaults
   google_analytics: <%= ENV['RV_GOOGLE_ANALYTICS_ID'] %>
 
   # optional
-  pdf_uploading: <%= ENV['RV_PDF_UPLOADING'].present? %>
+  enable_pdf_uploading: <%= ENV['RV_PDF_UPLOADING'].present? %>
 
 development:
   <<: *defaults