build

#!/bin/bash
# This is a simple build script and will be executed on your CI system if 
# available.  Otherwise it will execute while your application is stopped
# before the deploy step.  This script gets executed directly, so it
# could be python, php, ruby, etc. 

set -e

#
# The PHP dir most be controlled by Drupal content
#
if [ -e "${OPENSHIFT_REPO_DIR}php" ]
then
  echo "ERROR: The 'php' directory in your Git repo prevents Drupal from being installed.  Please remove 'php' and push again."
  exit 5
fi

DRUPAL_DIR=${OPENSHIFT_DATA_DIR}drupal
DRUPAL_SITE_DIR=${OPENSHIFT_DATA_DIR}sites

echo

#
# If there is no current download of Drupal, create one.
#
if [ ! -d "${OPENSHIFT_DATA_DIR}downloads/current" ]
then
  mkdir -p ${OPENSHIFT_DATA_DIR}bin
  export DRUSH_SCRIPT=`find $OPENSHIFT_HOMEDIR -type f -name drush 2>/dev/null | head -1`
  ln -s $DRUSH_SCRIPT ${OPENSHIFT_DATA_DIR}bin/drush
  mkdir -p ${OPENSHIFT_TMP_DIR}drupal

  # Add Drush to the .bash_profile, which you must manually source in the shell
  echo "PATH=\${OPENSHIFT_DATA_DIR}bin:\$PATH" >> ${OPENSHIFT_DATA_DIR}.bash_profile
  echo "Run '. \${OPENSHIFT_DATA_DIR}.bash_profile' to load Drush into your SSH shell."
  echo

  echo "Download and install the latest stable version of Drupal"
  echo

  if ! $DRUSH_SCRIPT dl drupal --destination=${OPENSHIFT_DATA_DIR}downloads --yes
  then
    echo "ERROR: Unable download and install Drupal."
    exit 7
  fi
  export DRUPAL_INSTALL_DIR="${OPENSHIFT_DATA_DIR}downloads/`ls -1rt ${OPENSHIFT_DATA_DIR}downloads | head -1`"
  ln -s ${DRUPAL_INSTALL_DIR} ${OPENSHIFT_DATA_DIR}downloads/current

  mv $DRUPAL_INSTALL_DIR/sites $DRUPAL_INSTALL_DIR/sites.original

  #
  # Ensure there is a default health check
  #
  cp ${OPENSHIFT_REPO_DIR}.openshift/health_check.php ${DRUPAL_INSTALL_DIR}


  echo "Drupal installed to $DRUPAL_INSTALL_DIR"
else
  DRUPAL_INSTALL_DIR=`readlink -f ${OPENSHIFT_DATA_DIR}downloads/current`
  echo "Drupal is already installed at $DRUPAL_INSTALL_DIR"
fi

echo

#
# Link the /sites directory (where Drupal stores modules and files)
# into the install dir in order to keep it easily accessible.
#
if [ ! -d "$DRUPAL_SITE_DIR" ]
then
  cp -r $DRUPAL_INSTALL_DIR/sites.original $DRUPAL_SITE_DIR
  ln -s $DRUPAL_SITE_DIR $DRUPAL_INSTALL_DIR/sites
fi

#
# OpenShift looks for PHP files inside of app-root/runtime/repo/php
# This runs on every build to ensure that the link is present (since
# repo is recreated)
#
if ! ln -s $DRUPAL_INSTALL_DIR ${OPENSHIFT_REPO_DIR}php
then
  echo "ERROR: Unable to link the PHP directory, Drupal cannot be used if the php directory already exists in your Git repository."
  exit 8
fi