#!/bin/bash

#=================================================
# GENERIC START
#=================================================
# IMPORT GENERIC HELPERS
#=================================================

source _common.sh
source /usr/share/yunohost/helpers

#=================================================
# LOAD SETTINGS
#=================================================

app=$YNH_APP_INSTANCE_NAME

domain=$(ynh_app_setting_get $app domain)
path_url=$(ynh_app_setting_get $app path)
final_path=$(ynh_app_setting_get $app final_path)
db_name=$(ynh_app_setting_get $app db_name)
with_carddav=$(ynh_app_setting_get $app with_carddav)
with_enigma=$(ynh_app_setting_get $app with_enigma)

#=================================================
# ENSURE DOWNWARD COMPATIBILITY
#=================================================

# If db_name doesn't exist, create it
if [ -z $db_name ]; then
	db_name=$(ynh_sanitize_dbid $app)
	ynh_app_setting_set $app db_name $db_name
fi

# If final_path doesn't exist, create it
if [ -z $final_path ]; then
	final_path=/var/www/$app
	ynh_app_setting_set $app final_path $final_path
fi

#=================================================
# BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
#=================================================

ynh_backup_before_upgrade	# Backup the current version of the app
ynh_clean_setup () {
	ynh_restore_upgradebackup	# restore it if the upgrade fails
}
ynh_abort_if_errors	# Active trap pour arrêter le script si une erreur est détectée.

#=================================================
# CHECK THE PATH
#=================================================

# Normalize the URL path syntax
path_url=$(ynh_normalize_url_path $path_url)

#=================================================
# STANDARD UPGRADE STEPS
#=================================================
# INSTALL DEPENDENCIES
#=================================================

# jessie-backports is needed for php-net-ldap3
grep -q -R 'jessie-backports' /etc/apt/sources.list{,.d} || {
  echo "deb http://httpredir.debian.org/debian jessie-backports main" \
    | tee -a /etc/apt/sources.list.d/backports.list >/dev/null
}

ynh_install_app_dependencies "$pkg_dependencies"

#=================================================
# CREATE DEDICATED USER
#=================================================

# Create a system user
ynh_system_user_create $app

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================

# Get the current version of roundcube
oldversion=$(grep RCMAIL_VERSION "$final_path/program/include/iniset.php" | cut -d\' -f4)

ynh_app_setting_set $app final_path $final_path
# Download, check integrity, uncompress and patch the source from app.src
ynh_setup_source "$final_path"

#=================================================
# NGINX CONFIGURATION
#=================================================

# Create a dedicated nginx config
ynh_add_nginx_config

#=================================================
# PHP-FPM CONFIGURATION
#=================================================

# Create a dedicated php-fpm config
ynh_add_fpm_config

#=================================================
# SPECIFIC UPGRADE
#=================================================
# INSTALL THE NEW ROUNDCUBE VERSION
#=================================================

# Verify the checksum and backup the file if it's different
ynh_store_file_checksum "${final_path}/config/config.inc.php"

# Get the new version of roundcube
newversion=$(grep RCMAIL_VERSION "$final_path/program/include/iniset.php" | cut -d\' -f4)

# Do the upgrade only if it's really needed
if [ "$newversion" != "$oldversion" ]
then
    (cd "$final_path"
    /usr/bin/php -q ./bin/installto.sh "${final_path}")
fi

#=================================================
# CONFIGURE ROUNDCUBE
#=================================================

rc_conf="${final_path}/config/config.inc.php"
cp ../conf/config.inc.php "$rc_conf"
ynh_replace_string "#DESKEY#" "$(ynh_string_random 24)" "$rc_conf"
ynh_replace_string "#DBUSER#" "$db_name" "$rc_conf"
db_pwd=$(ynh_app_setting_get $app mysqlpwd)
ynh_replace_string "#DBPASS#" "$db_pwd" "$rc_conf"
ynh_replace_string "#DBNAME#" "$db_name" "$rc_conf"

#=================================================
# UPDATE DEPENDENCIES WITH COMPOSER
#=================================================

# Check if dependencies need to be updated with composer
if [[ -f ${final_path}/composer.json ]]; then
  exec_composer "${final_path}" update --no-dev --prefer-dist
else
  init_composer "${final_path}"
fi

#=================================================
# UPGRADE ADDITIONAL PLUGINS
#=================================================

# Create logs and temp directories
mkdir -p "${final_path}/logs" "${final_path}/temp"

# Update or install contextmenu and automatic_addressbook plugins
# https://plugins.roundcube.net/packages/sblaisot/automatic_addressbook
# https://plugins.roundcube.net/packages/johndoh/contextmenu
exec_composer "${final_path}" update --no-dev --prefer-dist \
    "johndoh/contextmenu $contextmenu_version" \
    "sblaisot/automatic_addressbook $automatic_addressbook_version"
installed_plugins+=" 'contextmenu', 'automatic_addressbook',"

# Guess with_carddav value if empty
if [[ -z "${with_carddav:-}" ]]; then
  [[ -f "${final_path}/plugins/carddav/config.inc.php" ]] \
    && with_carddav=1 \
    || with_carddav=0
  ynh_app_setting_set "$app" with_carddav "$with_carddav"
fi

# Update or install CardDAV plugin
if [[ $with_carddav -eq 1 ]]; then
  install_carddav "${final_path}" \
    && installed_plugins+=" 'carddav'," \
    || echo "Unable to install CardDAV plugin" >&2
fi

# Guess with_enigma value if empty
if [[ -z "${with_enigma:-}" ]]; then
  [[ -f "${final_path}/plugins/enigma/config.inc.php" ]] \
    && with_enigma=1 \
    || with_enigma=0
  ynh_app_setting_set "$app" with_enigma "$with_enigma"
fi

# Install Enigma plugin
if [[ $with_enigma -eq 1 ]]; then
  cp -a "$final_path/plugins/enigma/config.inc.php.dist" "$final_path/plugins/enigma/config.inc.php" \
    && installed_plugins+=" 'enigma'," \
    || echo "Unable to install Enigma plugin" >&2
fi

#=================================================
# UPDATE ROUNDCUBE CONFIGURATION
#=================================================

sed -i "s#^\s*// installed plugins#&\n ${installed_plugins}#" \
    "$rc_conf"

# Update javascript dependencies
( cd "${final_path}"
/usr/bin/php -q ./bin/install-jsdeps.sh)

# Store the config file checksum into the app settings
ynh_store_file_checksum "${final_path}/config/config.inc.php"

#=================================================
# GENERIC FINALIZATION
#=================================================
# SECURE FILES AND DIRECTORIES
#=================================================

# Set permissions to app files
chown -R root: "$final_path"
chown -R $app: "${final_path}/temp/" "${final_path}/logs/"

#=================================================
# RELOAD NGINX
#=================================================

systemctl reload nginx