#!/usr/bin/env bash

# Custom configuration
WEB_NAME="disroot.lan"
WEB_ROOT="/var/www/"
WWW_USER="www-data"
YAML="/var/www/disroot.lan/user/config/system.yaml"
GRAV_VERSION="1.6.18"

# Provisioning actions
apt install dialog

# Avoid Postfix installation interactive screens by preconfiguring this information
sudo debconf-set-selections <<< "postfix postfix/main_mailer_type select No configuration"
sudo debconf-set-selections <<< "postfix postfix/mailname string ${WEB_NAME}"

# Add sury repository to sources.list for PHP7.4
echo "set grub-pc/install_devices /dev/sda" | debconf-communicate # Fix grub error
sudo apt-get -y update
sudo apt-get -y dist-upgrade
sudo apt-get -y install ca-certificates apt-transport-https
if ! grep -q "^deb .*sury" /etc/apt/sources.list /etc/apt/sources.list.d/*; then
   sudo sh -c 'echo "deb https://packages.sury.org/php/ buster main" > /etc/apt/sources.list.d/php.list'
fi

# Sury Key for PHP7.4
wget -q https://packages.sury.org/php/apt.gpg -O- | sudo apt-key add -
sudo apt-get -y update

echo "Installing nginx..."
sudo apt-get install -y nginx-full

echo "Installing composer..."
sudo apt-get install -y composer

echo "Installing php7..."
sudo apt-get install -y php7.4-zip php7.4-cli php7.4-curl php7.4-gd php7.4-mbstring php7.4-xml php7.4-fpm

# Create the Nginx config files and restart webserver
echo "Installing Nginx config files..."
sudo rsync -cr /vagrant/provision/etc/nginx/sites-available /etc/nginx/
if [ ! -f /etc/nginx/sites-enabled/"${WEB_NAME}".conf ]; then
    sudo ln -s /etc/nginx/sites-available/"${WEB_NAME}".conf /etc/nginx/sites-enabled/"${WEB_NAME}".conf
fi
if [ -f /etc/nginx/sites-enabled/default ]; then
    sudo rm /etc/nginx/sites-enabled/default
fi
sudo service nginx restart

# Install GRAV in webroot
echo "Installing GRAV..."
sudo chown -R ${WWW_USER}:${WWW_USER} "${WEB_ROOT}"

if [ ! -f "${WEB_ROOT}""${WEB_NAME}" ]; then
   sudo -u "${WWW_USER}" mkdir "${WEB_ROOT}""${WEB_NAME}"
fi

## Specific version
FILE="${WEB_ROOT}"grav-v"${GRAV_VERSION}".zip
if [ ! -f "$FILE" ]; then
  echo "Downloading grav-v"${GRAV_VERSION}".zip"
  sudo -u "${WWW_USER}" wget https://github.com/getgrav/grav/releases/download/"${GRAV_VERSION}"/grav-v"${GRAV_VERSION}".zip -P "${WEB_ROOT}"
  sudo -u "${WWW_USER}" unzip -o "${WEB_ROOT}"grav-v"${GRAV_VERSION}".zip -d "${WEB_ROOT}"
  sudo -u "${WWW_USER}" cp -r "${WEB_ROOT}"grav/* "${WEB_ROOT}""${WEB_NAME}"
else
  echo "grav-v"${GRAV_VERSION}".zip already exists"
fi

# Directly from Master
# if [ ! -f /usr/local/bin/composer ]; then
#     sudo wget https://getcomposer.org/download/1.9.1/composer.phar -O /usr/local/bin/composer && sudo chmod 755 /usr/local/bin/composer
# fi
# echo "Git"
# git clone -b master https://github.com/getgrav/grav.git "${WEB_ROOT}""${WEB_NAME}"
# sudo chown -R ${WWW_USER}:${WWW_USER} "${WEB_ROOT}"
# echo "enter git"
# cd "${WEB_ROOT}""${WEB_NAME}"
# echo "composer"
# sudo -u "${WWW_USER}" composer install --no-dev -o
# sudo chown -R ${WWW_USER}:${WWW_USER} "${WEB_ROOT}"
# sudo chmod 775 -R bin/
# sudo -u "${WWW_USER}" bin/grav install

#sudo -u "${WWW_USER}" bin/gpm install disroot
#sudo -u "${WWW_USER}" bin/gpm install language-selector -> Disabled as we're using grav-plugin-language-selector Disroot repo

echo "Enter git"
cd "${WEB_ROOT}""${WEB_NAME}"

sudo -u "${WWW_USER}" php7.4 bin/gpm install themer
# https://github.com/sommerregen/grav-plugin-themer

sudo -u "${WWW_USER}" php7.4 bin/gpm install tagcloud
# https://github.com/Perlkonig/grav-plugin-tagcloud

sudo -u "${WWW_USER}" php7.4 bin/gpm install form
sudo -u "${WWW_USER}" sed -i 's/quark/disroot/g' "${YAML}"

# Add Grav config (the second extra false should be set to true, but it creates an error in Grav ("Trying to access array offset on value of type null")

if ! grep -q auto_line_breaks "${YAML}" ; then
    sudo -u "${WWW_USER}" sed -i "s/extra:\ false/\extra:\ false\n\    auto_line_breaks:\ true\n\    auto_url_links:\ true\n\    escape_markup:\ false\n\    special_chars:\n\      \'\>\':\ \'gt\'\n\      \'\<\':\ \'lt\'/" "${YAML}"
fi

if ! grep -q languages "${YAML}" ; then
    sudo -u "${WWW_USER}" echo "
languages:
  supported:
    - en
    - es
    - fr
    - it
    - pt
    - de
    - ru
  include_default_lang: true
  pages_fallback_only: false
  translations: true
  translations_fallback: true
  session_store_active: true
  http_accept_language: true
  override_locale: false" >> "${YAML}"
fi

sudo -u "${WWW_USER}" ex -s -c "4i|  alias: '/home'" -c x "${YAML}"
sudo -u "${WWW_USER}" sed -i '4d' "${YAML}"

if ! grep -q redirect_default_route "${YAML}" ; then
    sudo -u "${WWW_USER}" ex -s -c '16i|  redirect_default_route: true' -c x "${YAML}"
fi

sudo -u "${WWW_USER}" -i 's/false/true/g' "${YAML}" # sed is missing, but creates an error anyway as "markdown: extra: true" gives an error

# Add website domain to local /etc/hosts file
sudo sed -i "s/127.0.0.1\tlocalhost/127.0.0.1\tlocalhost $WEB_NAME/" /etc/hosts

# Add website pages in GRAV
sudo mount -o bind /var/www/pages "${WEB_ROOT}""${WEB_NAME}"/user/pages
chown "${WWW_USER}":"${WWW_USER}" -R "${WEB_ROOT}""${WEB_NAME}"/user/pages

# Add Disroot theme in GRAV
if [ ! -d "${WEB_ROOT}""${WEB_NAME}"/user/themes/disroot/grav-theme-disroot ]; then
    sudo -u "${WWW_USER}" ln -s "${WEB_ROOT}"grav-theme-disroot "${WEB_ROOT}""${WEB_NAME}"/user/themes/disroot
fi

# Add Disroot Blog theme in GRAV
if [ ! -d "${WEB_ROOT}""${WEB_NAME}"/user/themes/disrootblog/grav-theme-disrootblog ]; then
    sudo -u "${WWW_USER}" ln -s "${WEB_ROOT}"grav-theme-disrootblog "${WEB_ROOT}""${WEB_NAME}"/user/themes/disrootblog
fi

# Add language-selector in GRAV
if [ ! -d "${WEB_ROOT}""${WEB_NAME}"/user/plugins/language-selector/grav-plugin-language-selector ]; then
    sudo -u "${WWW_USER}" ln -s "${WEB_ROOT}"grav-plugin-language-selector "${WEB_ROOT}""${WEB_NAME}"/user/plugins/language-selector
fi

# Add Privacy pages in GRAV
if [ ! -d "${WEB_ROOT}""${WEB_NAME}"/user/pages/privacy_policy/_pp ]; then
    sudo -u "${WWW_USER}" ln -s "${WEB_ROOT}"privacy_policy "${WEB_ROOT}""${WEB_NAME}"/user/pages/privacy_policy/_pp
fi

# Add Changelog pages in GRAV
if [ ! -d "${WEB_ROOT}""${WEB_NAME}"/user/pages/12.changelog/_main ]; then
    sudo -u "${WWW_USER}" ln -s "${WEB_ROOT}"changelog "${WEB_ROOT}""${WEB_NAME}"/user/pages/changelog/_main
fi
exit 0