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#!/bin/bash
set -e # Exit with nonzero exit code if anything fails
SOURCE_BRANCH="master"
TARGET_BRANCH="gh-pages"
function build {
grunt
cp -a bin/. out/
}
# Pull requests and commits to other branches shouldn't try to deploy, just build to verify
if [ "$TRAVIS_PULL_REQUEST" != "false" -o "$TRAVIS_BRANCH" != "$SOURCE_BRANCH" ]; then
echo "Skipping deploy."
exit 0
fi
# Save some useful information
REPO=`git config remote.origin.url`
SSH_REPO=${REPO/https:\/\/github.com\//git@github.com:}
SHA=`git rev-parse --verify HEAD`
# Clone the existing gh-pages for this repo into out/
# Create a new empty branch if gh-pages doesn't exist yet (should only happen on first deply)
git clone $REPO out
cd out
git checkout $TARGET_BRANCH || git checkout --orphan $TARGET_BRANCH
cd ..
# Clean out existing contents
rm -rf out/**/* || exit 0
# Run our compile script
build
# Now let's go have some fun with the cloned repo
cd out
git config user.name "Travis CI"
git config user.email "$COMMIT_AUTHOR_EMAIL"
# If there are no changes to the compiled out (e.g. this is a README update) then just bail.
if [ -z `git diff --exit-code` ]; then
echo "No changes to the output on this push; exiting."
exit 0
fi
# Commit the "changes", i.e. the new version.
# The delta will show diffs between new and old versions.
git add -A
git commit -m "Deploy to GitHub Pages: ${SHA}"
# Get the deploy key by using Travis's stored variables to decrypt deploy_key.enc
ENCRYPTED_KEY_VAR="encrypted_${ENCRYPTION_LABEL}_key"
ENCRYPTED_IV_VAR="encrypted_${ENCRYPTION_LABEL}_iv"
ENCRYPTED_KEY=${!ENCRYPTED_KEY_VAR}
ENCRYPTED_IV=${!ENCRYPTED_IV_VAR}
openssl aes-256-cbc -K $ENCRYPTED_KEY -iv $ENCRYPTED_IV -in ../deploy_key.enc -out deploy_key -d
chmod 600 deploy_key
eval `ssh-agent -s`
ssh-add deploy_key
# Now that we're all set up, we can push.
git push $SSH_REPO $TARGET_BRANCH