#!/usr/bin/env bash
# Copyright (C) 2013 - 2022 Teddysun <i@teddysun.com>
# 
# This file is part of the LAMP script.
#
# LAMP is a powerful bash script for the installation of 
# Apache + PHP + MySQL/MariaDB and so on.
# You can install Apache + PHP + MySQL/MariaDB in an very easy way.
# Just need to input numbers to choose what you want to install before installation.
# And all things will be done in a few minutes.
#
# System Required:  CentOS 7+ / Debian 9+ / Ubuntu 18+
# Description:  Uninstall LAMP(Linux + Apache + MySQL/MariaDB + PHP )
# Website:  https://lamp.sh
# Github:   https://github.com/teddysun/lamp

PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/bin
export PATH

cur_dir=$(cd -P -- "$(dirname -- "$0")" && pwd -P)

include(){
    local include=$1
    if [[ -s ${cur_dir}/include/${include}.sh ]]; then
        . ${cur_dir}/include/${include}.sh
    else
        echo "Error:${cur_dir}/include/${include}.sh not found, shell can not be executed."
        exit 1
    fi
}

uninstall_lamp(){
    _info "uninstalling Apache"
    if [ -f /etc/init.d/httpd ] && [ $(ps -ef | grep -v grep | grep -c "httpd") -gt 0 ]; then
        /etc/init.d/httpd stop > /dev/null 2>&1
    fi
    rm -f /etc/init.d/httpd
    rm -rf ${apache_location} ${apache_location}.bak /usr/sbin/httpd /var/log/httpd /etc/logrotate.d/httpd /var/spool/mail/apache
    _info "Success"
    echo
    _info "uninstalling MySQL or MariaDB"
    if [ -f /etc/init.d/mysqld ] && [ $(ps -ef | grep -v grep | grep -c "mysqld") -gt 0 ]; then
        /etc/init.d/mysqld stop > /dev/null 2>&1
    fi
    rm -f /etc/init.d/mysqld
    rm -rf ${mysql_location} ${mariadb_location} ${mysql_location}.bak ${mariadb_location}.bak /usr/bin/mysqldump /usr/bin/mysql /etc/my.cnf /etc/ld.so.conf.d/mysql.conf
    _info "Success"
    echo
    _info "uninstalling PHP"
    rm -rf ${php_location} ${php_location}.bak /usr/bin/php /usr/bin/php-config /usr/bin/phpize /etc/php.ini
    _info "Success"
    echo
    _info "uninstalling others software"
    if [ -f /etc/init.d/memcached ] && [ $(ps -ef | grep -v grep | grep -c "memcached") -gt 0 ]; then
        /etc/init.d/memcached stop > /dev/null 2>&1
    fi
    rm -f /etc/init.d/memcached
    rm -fr ${depends_prefix}/memcached /usr/bin/memcached
    if [ -f /etc/init.d/redis-server ] && [ $(ps -ef | grep -v grep | grep -c "redis-server") -gt 0 ]; then
        /etc/init.d/redis-server stop > /dev/null 2>&1
    fi
    rm -f /etc/init.d/redis-server
    rm -rf ${depends_prefix}/redis
    rm -rf /usr/local/lib/libcharset* /usr/local/lib/libiconv* /usr/local/lib/charset.alias /usr/local/lib/preloadable_libiconv.so
    rm -rf ${depends_prefix}/libiconv
    rm -rf ${depends_prefix}/pcre
    rm -rf ${depends_prefix}/cmake
    rm -rf ${openssl_location} /etc/ld.so.conf.d/openssl.conf
    rm -rf /usr/lib/libnghttp2.*
    rm -rf /usr/local/lib/libmcrypt.*
    rm -rf /usr/local/lib/libmhash.*
    rm -rf /usr/local/bin/iconv
    rm -rf /usr/local/bin/re2c
    rm -rf /usr/local/bin/re2go
    rm -rf /usr/local/bin/re2rust
    rm -rf /usr/local/bin/mcrypt
    rm -rf /usr/local/bin/mdecrypt
    rm -rf /etc/ld.so.conf.d/locallib.conf
    rm -rf ${web_root_dir}/phpmyadmin
    rm -rf ${web_root_dir}/kod
    rm -rf ${web_root_dir}/xcache /tmp/{pcov,phpcore}
    _info "Success"
    echo
    _info "Successfully uninstall LAMP"
}

include config
include public
load_config
rootness

while true; do
    read -p "Are you sure uninstall LAMP? (Default: n) (y/n)" uninstall
    [ -z ${uninstall} ] && uninstall="n"
    uninstall=$(upcase_to_lowcase ${uninstall})
    case ${uninstall} in
        y) uninstall_lamp ; break;;
        n) _info "Uninstall cancelled, nothing to do" ; break;;
        *) _warn "Input error, Please only input y or n";;
    esac
done