Used for deploying to a build repository using Travis-CI

deploy.sh

#!/bin/bash

# Exit with nonzero exit code if anything fails
set -e

# set up some variables
SOURCE_BRANCH="<source_branch>"
TARGET_BRANCH="<target_branch">
GITHUB_REF="github.com/<username>/<repo_name>.git"
NAME="<your_name>"
EMAIL="<your_email>"
BUILD_DIR="<build_dir>"

# Pull requests and commits to other branches shouldn't try to deploy, just build to verify
if [ "$TRAVIS_PULL_REQUEST" != "false" -o "$TRAVIS_BRANCH" != "$SOURCE_BRANCH" ]; then
    echo "This commit was made against the ${TRAVIS_BRANCH} and not the ${SOURCE_BRANCH}!"
    exit 0
fi

# change to build directory
# eg, Jekyll would build to _site
cd ${BUILD_DIR}

# create git, and commit
git init
git config user.name ${NAME}
git config user.email ${EMAIL}
git add .

# add a simple message for the commit
git commit -m "Deployed to ${TARGET_BRANCH} - Travis-CI"

# push quietly not to leak info like an OAuth token
git push --force --quiet "https://${GITHUB_TOKEN}@${GITHUB_REF}" ${SOURCE_BRANCH}:${TARGET_BRANCH} > /dev/null 2>&1