/setup - see http://stackoverflow.com/questions/31779802

#!/bin/sh

# /etc/php/php.ini
# uncomment and set cgi.fix_pathinfo to 0
sed -i -e 's/\;cgi.fix_pathinfo=1/cgi.fix_pathinfo=0/' /etc/php/php.ini

# /etc/php/php-fpm.conf
sed -i -e "s/;pid = run\/php-fpm.pid/pid = \/run\/php-fpm\/php-fpm.pid/;
s/user = nobody/user = nginx/;
s/group = nobody/group = nginx/;
s/;listen.owner = nobody/listen.owner = nginx/;
s/;listen.group = nobody/listen.group = nginx/;
s/;listen.mode = 0660/listen.mode = 0660/;" /etc/php/php-fpm.conf

# Setup Wordpress
if [[ -f /var/www/config/example-config.php ]]; then

  # start mysql
  service mysql start &
  sleep 10

  # determine environment
  if [[ ! -z $CONTAINER_ENVIRONMENT+x ]]; then
    CONTAINER_ENVIRONMENT="local"
  fi

  # output environment
  echo "CONTAINER_ENVIRONMENT: ${CONTAINER_ENVIRONMENT}"

  # what database is wordpress going to use?
  WORDPRESS_DB="wordpress"

  # generate passwords
  MYSQL_PASSWORD=`pwgen -c -n -1 12`
  WORDPRESS_PASSWORD=`pwgen -c -n -1 12`

  # echo passwords (logs can see them)
  # if you wanted to, you could output them to files.
  echo ""
  echo "--------------------------------------------------------------"
  echo ""
  echo "[ ! ] MYSQL_ROOT_PASSWORD: ${MYSQL_PASSWORD}"
  echo "[ ! ] WORDPRESS_PASSWORD: ${WORDPRESS_PASSWORD}"
  echo ""
  echo "--------------------------------------------------------------"
  echo ""

  # Replace text in the example config file and output to config-${ENVIRONMENT}.php
  sed -e "s/database_name_here/$WORDPRESS_DB/;
  s/username_here/$WORDPRESS_DB/;
  s/password_here/$WORDPRESS_PASSWORD/;
  /'AUTH_KEY'/s/put your unique phrase here/`pwgen -c -n -1 65`/;
  /'SECURE_AUTH_KEY'/s/put your unique phrase here/`pwgen -c -n -1 65`/;
  /'LOGGED_IN_KEY'/s/put your unique phrase here/`pwgen -c -n -1 65`/;
  /'NONCE_KEY'/s/put your unique phrase here/`pwgen -c -n -1 65`/;
  /'AUTH_SALT'/s/put your unique phrase here/`pwgen -c -n -1 65`/;
  /'SECURE_AUTH_SALT'/s/put your unique phrase here/`pwgen -c -n -1 65`/;
  /'LOGGED_IN_SALT'/s/put your unique phrase here/`pwgen -c -n -1 65`/;
  /'NONCE_SALT'/s/put your unique phrase here/`pwgen -c -n -1 65`/" /var/www/config/example-config.php > /var/www/config/config-${CONTAINER_ENVIRONMENT}.php

  # Remove the example config file
  rm /var/www/config/example-config.php

  # Plugin: wpMandrill
  echo "Downloading and unpacking plugin: wpmandrill..."
  curl -O `curl -i -s https://wordpress.org/plugins/wpmandrill/ | egrep -o "https://downloads.wordpress.org/plugin/[^']+"`
  unzip -qqo wpmandrill.zip -d /var/www/wp-content/plugins
  echo "Plugin unpacked."
  echo ""

  # Plugin: WP Migrate DB
  echo "Downloading and unpacking plugin: wp-migrate-db..."
  curl -O `curl -i -s https://wordpress.org/plugins/wp-migrate-db/ | egrep -o "https://downloads.wordpress.org/plugin/[^']+"`
  unzip -qqo wp-migrate-db.*.zip -d /var/www/wp-content/plugins
  echo "Plugin unpacked."
  echo ""

  # Set permissions on the new plugins
  find /var/www/wp-content -type d -print0 | xargs -0 chmod 0755
  find /var/www/wp-content -type f -print0 | xargs -0 chmod 0644

  # Clean up: Remove the downloaded zip files
  rm nginx-helper.*.zip wpmandrill.zip wp-migrate-db.*.zip

  # Ensure nginx owns all the things
  chown nginx:nginx /var/www/config/config-${CONTAINER_ENVIRONMENT}.php
  chown -R nginx:nginx /var/www/wp-content/*

  # Setup MySQL
  /usr/bin/mysqladmin -u root password $MYSQL_PASSWORD
  mysql -uroot -p$MYSQL_PASSWORD -e "GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY '$MYSQL_PASSWORD' WITH GRANT OPTION; FLUSH PRIVILEGES;"
  mysql -uroot -p$MYSQL_PASSWORD -e "CREATE DATABASE wordpress; GRANT ALL PRIVILEGES ON wordpress.* TO 'wordpress'@'localhost' IDENTIFIED BY '$WORDPRESS_PASSWORD'; FLUSH PRIVILEGES;"
  killall mysqld

  # wait so we can restart mysqld
  echo "Environment configuration complete."
  echo "Please wait..."
  sleep 10
fi

echo ""
echo "Starting container services..."

# Start services
service mysql start

echo "Starting php-fpm..."
php-fpm

echo "Starting nginx..."
nginx