#!/bin/bash

MANDATORY_PACKAGES_STRING="nginx php-cli php-fpm php-mysql php-curl php-xml php-imagick php-zip php-gd php-intl composer mariadb-client"

### CHECK

function check() {
    PREFIX="recipe:wordpress:check"
    check_mandatory_packages || return 21
    check_wordpress_tgz || return 22
    check_wp-tool || return 23
    check_wp-backup || return 24

    echo "container <$CONTAINER> approved successfully!"
    return 0
}

function check_mandatory_packages() {
    lxc exec "$CONTAINER" -- bash <<EOF
        set -Eeuo pipefail
        mapfile -t PACKAGES <<< "$MANDATORY_PACKAGES_STRING"
        for package in \${PACKAGES[@]}; do
            dpkg -l "\$package" 2>/dev/null | grep -q ^ii
        done
EOF
}

function check_wp-tool() {
    lxc exec "$CONTAINER" -- test -f /usr/local/sbin/wp-tool
}

function check_wp-backup() {
    lxc exec "$CONTAINER" -- test -f /usr/local/sbin/wp-backup
}

function check_wordpress_tgz() {
    lxc exec "$CONTAINER" -- test -f /var/www/wordpress-latest.tgz
}

### INSTALL

function install() {
    PREFIX="recipe:wordpress:install"
    : $PREFIX
    launch_container "$CONTAINER"
    echo "initializing Wordpress ... "

    lxc exec "$CONTAINER" -- bash <<EOF
        set -Eeuo pipefail
        echo installing wordpress...
        apt-get install -y $MANDATORY_PACKAGES_STRING
        rm -f /etc/nginx/sites-enabled/default
        rm -f /etc/nginx/sites-available/default
        systemctl reload nginx

        /TOOLBOX/wget https://wordpress.org/latest.tar.gz -O /var/www/wordpress-latest.tgz
        mkdir -p /var/www/wordpress
        chown www-data:www-data /var/www/wordpress
EOF
    echo "OK"

    echo -n "copying wp-tool to /usr/local/sbin/..."
    lxc file push --uid 0 --gid 0 "$MIAOU_BASEDIR/templates/apps/wordpress/wp-tool" "$CONTAINER/usr/local/sbin/wp-tool"
    lxc exec "$CONTAINER" -- chmod +x /usr/local/sbin/wp-tool
    PREFIX="" echo "OK"

    echo -n "copying wp-backup to /usr/local/sbin/..."
    lxc file push --uid 0 --gid 0 "$MIAOU_BASEDIR/templates/apps/wordpress/wp-backup" "$CONTAINER/usr/local/sbin/wp-backup"
    lxc exec "$CONTAINER" -- chmod +x /usr/local/sbin/wp-backup
    PREFIX="" echo "OK"

}

### MAIN

. "$MIAOU_BASEDIR/lib/init.sh"
arg1_required "$@"
readonly CONTAINER="$1"

check || (
    install
    check
)