#!/bin/bash
 
# Install script for LEMP Web Server on CentOS 6 by xiaosong

# Checking
echo "Checking..."
if [ -n "`grep 'Aliyun Linux release' /etc/issue`" -o -e /etc/redhat-release ];then
    OS=CentOS
    [ -n "`grep ' 7\.' /etc/redhat-release`" ] && CentOS_RHEL_version=7
    [ -n "`grep ' 6\.' /etc/redhat-release`" -o -n "`grep 'Aliyun Linux release6 15' /etc/issue`" ] && CentOS_RHEL_version=6
fi

if ["$OS" == 'CentOS'] || ["$CentOS_RHEL_version" != 6] || ["$CentOS_RHEL_version" != 7];then
    echo "${CFAILURE}Error: This script only support CentOS 6 & CentOS 7${CEND}";
    exit 1;
fi

if [ `getconf WORD_BIT` == 32 ] && [ `getconf LONG_BIT` == 64 ];then
    echo "${CFAILURE}Error: This script only support 64 bit CentOS${CEND}";
    exit 1;
fi

# Init
echo "Initializing..."
sudo yum -y update
sudo yum -y install vim wget epel-release unzip

# Install the Required Repositories
echo "Installing the Required Repositories..."
sudo rpm -Uvh http://rpms.famillecollet.com/enterprise/remi-release-6.rpm

echo "[nginx]
name=nginx repo
baseurl=http://nginx.org/packages/centos/\$releasever/\$basearch/
gpgcheck=0
enabled=1" >> /etc/yum.repos.d/nginx.repo

echo "[mariadb]
name = MariaDB
baseurl = http://yum.mariadb.org/10.1/centos\$releasever-amd64
gpgkey=https://yum.mariadb.org/RPM-GPG-KEY-MariaDB
gpgcheck=1" >> /etc/yum.repos.d/mariadb.repo

# Install MariaDB
echo "Installing MariaDB..."
sudo yum install -y MariaDB-server MariaDB-client

# Install Nginx
echo "Installing Nginx..."
sudo yum install -y nginx

# Install PHP
echo "Installing PHP..."
sudo yum install --enablerepo=remi,remi-php70 php-gd php-fpm php-cli php-pdo php-xml php-json php-soap php-common php-mcrypt php-mysqlnd php-mbstring php-pecl-zip php-pecl-xdebug

# Install Composer
echo "Installing Composer globally..."
curl -sS https://getcomposer.org/installer | php
sudo mv composer.phar /usr/bin/composer

# Install git
echo "Installing git version management"
sudo yum install -y git

# Configure Nginx for PHP
echo "Configuring Nginx for PHP..."
sudo sed -i 's/index  index.html index.htm;/index index.php  index.html index.htm;/g' /etc/nginx/conf.d/default.conf

# Configure PHP
echo "Configuring PHP..."
sudo chown root:nginx /var/lib/php -R
sudo sed -i 's/;cgi.fix_pathinfo=1/cgi.fix_pathinfo=0/g' /etc/php.ini
sudo sed -i 's/pdo_mysql.default_socket=/pdo_mysql.default_socket = \/var\/lib\/mysql\/mysql.sock/g' /etc/php.ini
sudo sed -i 's/mysqli.default_socket =/mysqli.default_socket = \/var\/lib\/mysql\/mysql.sock/g' /etc/php.ini
sudo sed -i 's/upload_max_filesize = 2M/upload_max_filesize = 20M/g' /etc/php.ini
sudo sed -i 's/post_max_size = 8M/post_max_size = 50M/g' /etc/php.ini
sudo sed -i 's/user = apache/user = nginx/g' /etc/php-fpm.d/www.conf
sudo sed -i 's/group = apache/group = nginx/g' /etc/php-fpm.d/www.conf

# Restarting Services
echo "Restarting Services..."
sudo service mysql restart
sudo service php-fpm restart
sudo service nginx restart

# Set Up Autostart
echo "Setting Autostart..."

if ["$CentOS_RHEL_version" == 6];then
    sudo chkconfig --levels 235 mysql on
    sudo chkconfig --levels 235 nginx on
    sudo chkconfig --levels 235 php-fpm on
else
    sudo systemctl enable mysql
    sudo systemctl enable nginx
    sudo systemctl enable php-fpm
fi

# Done
echo "Configuring MariaDB..."
sudo /usr/bin/mysql_secure_installation