Use Travis CI cron to sync changes

.travis.yml

@@ -1,17 +1,15 @@
 before_script: "./script/bootstrap"
-script: "./script/test"
-
-#environment
+script: "./script/cibuild"
 language: ruby
 rvm:
-  - 2.4.0
-
+- 2.4.0
 notifications:
   email: false
-
 env:
   global:
-    - NOKOGIRI_USE_SYSTEM_LIBRARIES=true
-
+  - NOKOGIRI_USE_SYSTEM_LIBRARIES=true
+  - GIT_AUTHOR_NAME="Probot"
+  - GIT_AUTHOR_EMAIL="bkeepers+probot@github.com"
+  - secure: gGUZ+Mtu0LgGhxh9Gd/0gOvoCvoFipi/c6N/4lw5vQtCj7bweQw9/4D6ywpdAc2EDqp9oQ67qBuqLWk5kIhtD3eR7F8thzfF/EeqwizHN6ILqFivDb5a2vFa4b00IOAQFICH9whPT9l673lQ9aysnLlQXi2SwQdV4ysW9UkJaUtKPVSUGer46kN/YvtqyaV//kYksugqUz6pZzPxEtdAgvDIQ8R8p7G0cE/CRcAfHB1D/jS3AfIKzdgdbRxRlTPr0fIi8DQhDGr3o/sPLXotblG9btonVov2jcJpM6+2mZBaiR5V2h9WzjLa3ubk3qq26qKzURVjdFCx5USd/BB+clyadgMxgARKhODq65UYGPaiSZ8poheFz7PtfyvIx6L6miqG8B6uPiIy9553xnVT7Z+ZrqrE7hqUmyzPTfXQ6bAje3Aez2NTjRw0fri5O/pjyhrbkb/0trXguKrvFqeBRYxklM4ES6XHfNmo88APfB7FBs/k5TCgdKSC9FuJwY5IFLt0zWIvtAGTHn//1Zvjak+fXbo5nKzYinfb6c7Ba7v22o+VKawxJd6YUOMpLbCfD59puRtRlP/fnydNJqc553Oqvz/dMLfvMMCB95ZnfZ9rdhPMpNN0GWU7k3NeSorAOVKnAmLDRHAyfO3YOignvOKo0Ymnhq9OcGb+Of7jq4M=
 sudo: false
 cache: bundler

script/cibuild

@@ -0,0 +1,4 @@
+#!/bin/sh
+
+script/test
+script/remote-sync

script/remote-sync

@@ -1,26 +1,22 @@
 #!/usr/bin/env bash
+# Run script/sync-data and push changes.
 
 set -x            # print commands before execution
 set -o errexit    # always exit on error
 set -o pipefail   # honor exit codes when piping
-set -o nounset    # fail on unset variables
 
-# expected environment variables
-# GIT_AUTHOR_NAME
-# GIT_AUTHOR_EMAIL
-
-REPOSITORY=https://github.com/probot/probot.github.io.git
-
-rm -rf work
-git clone --depth=1 $REPOSITORY work
-cd work
-script/bootstrap
+echo "===> Syncing data"
 script/sync-data
 
-git diff-index --quiet HEAD -- || {
-  git add .
+git diff --quiet || {
+  echo "===> Committing and pushing changes"
   git commit -am "Sync data"
-  git push origin master --follow-tags
-}
 
-rm -rf work
+  REPO=`git config remote.origin.url`
+
+  if [[ -n "$GH_TOKEN" ]]; then
+    REPO=${REPO/https:\/\//https://${GH_TOKEN}@}
+  fi
+
+  git push $REPO
+}

script/sync-data

@@ -4,7 +4,7 @@
 require 'open-uri'
 
 require "octokit"
-client = Octokit::Client.new(:access_token => ENV["GITHUB_TOKEN"])
+client = Octokit::Client.new(:access_token => ENV["GH_TOKEN"])
 
 require "jekyll"
 config = Jekyll.configuration("source" => File.expand_path('../', File.dirname(__FILE__)))