installwpwithnginx.sh

#!/bin/bash

##change port nginx for 8080
#### For centos create directories
#sudo mkdir /etc/nginx/sites-available
#sudo mkdir /etc/nginx/sites-enabled

rutaRelation=/var/www/user/

echo  "Dominio o subdominio a agregar (example.com), (sub.example.com):"
read domain


rutaToInstall="$rutaRelation$domain"

isDomain(){

	regex='^([a-z.])+([.]{1})+([a-z])+$'

	if [[ "$domain" =~ $regex ]] 
	then
		return 0
	else 
		message='Ingrese un nombre de dominio válido: "example.com sub.example.com"' 
		return 1
	fi
}


notInstall(){
	if [ -d "$rutaToInstall" ] 
	then
		message="Ya existe una instalación para $domain" 
		return 1
	else
		return 0  
	fi
}


isAvailable(){
	if [[ $rutaToInstall == *".com"* ]] || 
		[[ $rutaToInstall == *".info"* ]]  || 
	[[ $rutaToInstall == *".net"* ]]  || 
	[[ $rutaToInstall == *".co"* ]]  || 
	[[ $rutaToInstall == *".mx"* ]]
	then
	  return 0
	else
		message='Verifique por favor la extensión, intente con .com, .co, .net, .info, .mx'
		return 1	
	fi
}


wpConfig()
{
	uniqueKeys=$(wget https://api.wordpress.org/secret-key/1.1/salt/ -q -O -)
	prefix=$(cat /dev/urandom | tr -dc 'a-z' | fold -w 3 | head -n 1)
	echo "<?php
/**
 * The base configuration for WordPress
 *
 * The wp-config.php creation script uses this file during the
 * installation. You don't have to use the web site, you can
 * copy this file to "wp-config.php" and fill in the values.
 *
 * This file contains the following configurations:
 *
 * * MySQL settings
 * * Secret keys
 * * Database table prefix
 * * ABSPATH
 *
 * @link https://codex.wordpress.org/Editing_wp-config.php
 *
 * @package WordPress
 */

// ** MySQL settings - You can get this info from your web host ** //
/** The name of the database for WordPress */
define('DB_NAME', '$nameDataBase');

/** MySQL database username */
define('DB_USER', '$nameUserDB');

/** MySQL database password */
define('DB_PASSWORD', '$passwodDB');

/** MySQL hostname */
define('DB_HOST', 'localhost');

/** Database Charset to use in creating database tables. */
define('DB_CHARSET', 'utf8');

/** The Database Collate type. Don't change this if in doubt. */
define('DB_COLLATE', '');

/**#@+
 * Authentication Unique Keys and Salts.
 *
 * Change these to different unique phrases!
 * You can generate these using the {@link https://api.wordpress.org/secret-key/1.1/salt/ WordPress.org secret-key service}
 * You can change these at any point in time to invalidate all existing cookies. This will force all users to have to log in again.
 *
 * @since 2.6.0
 */
 $uniqueKeys
/**#@-*/

/**
 * WordPress Database Table prefix.
 *
 * You can have multiple installations in one database if you give each
 * a unique prefix. Only numbers, letters, and underscores please!
 */
$table_prefix  = '$prefix_';

/**
 * For developers: WordPress debugging mode.
 *
 * Change this to true to enable the display of notices during development.
 * It is strongly recommended that plugin and theme developers use WP_DEBUG
 * in their development environments.
 *
 * For information on other constants that can be used for debugging,
 * visit the Codex.
 *
 * @link https://codex.wordpress.org/Debugging_in_WordPress
 */
define('WP_DEBUG', false);

/* That's all, stop editing! Happy blogging. */

/** Absolute path to the WordPress directory. */
if ( !defined('ABSPATH') )
	define('ABSPATH', dirname(__FILE__) . '/');

/** Sets up WordPress vars and included files. */
require_once(ABSPATH . 'wp-settings.php');"
}


configNginx(){
	echo "server {
    listen  8080;

	root  $rutaRelation$domain;
	index  index.php index.html index.htm;

    server_name $domain www.$domain;

    location / {
        try_files \$uri \$uri/ /index.php?q=\$uri&\$args;
    }

    error_page 404 /404.html;

    location = /50x.html {
        root  /usr/share/nginx/html;
    }

    location ~ \.php$ {
        try_files \$uri =404;
        fastcgi_split_path_info ^(.+\.php)(/.+)$;
        fastcgi_pass unix:/var/run/php-fpm.sock;
        fastcgi_index index.php;
        include fastcgi_params;
    }
}"
}

prepareInstall(){
	echo "Comenzando instalación de wordpress......."
	mkdir -p $rutaToInstall
	cd $rutaToInstall
	wget http://wordpress.org/latest.tar.gz
	tar -zxf latest.tar.gz
	mv wordpress/* ./
	rm -rf latest.tar.gz
	rm -rf wordpress
	rm -rf wp-content/themes/twenty*

	nameDomain=`echo $domain | cut -d \. -f 1`
	nameDomain2=`echo $domain | cut -d \. -f 2`

	nameDataBase=$nameDomain"_"$nameDomain2
	nameUserDB=$nameDomain"_user"
	passwodDB=$(openssl rand -base64 12)

	echo "Creando  base de datos......."
	echo "CREATE DATABASE $nameDataBase" | mysql
	echo "CREATE USER '$nameUserDB'@'localhost' IDENTIFIED BY '$passwodDB'" | mysql
	echo "GRANT ALL PRIVILEGES ON * . * TO '$nameUserDB'@'localhost'" | mysql
	echo "FLUSH PRIVILEGES" | mysql

	wpConfig > wp-config.php

	##change permissions
	find . -type f -exec chmod 644 {} \; 
	find . -type d -exec chmod 755 {} \;
	chown -R nginx:nginx $rutaToInstall

	#echo "Agregando $domain al host......"

	###https://www.tecmint.com/find-linux-server-public-ip-address/
	#ipServer=$(wget -qO- http://ipecho.net/plain | xargs echo)
	#echo "$ipServer	$domain" 	>> /etc/hosts

	echo "Configurando nginx para $domain......"

	systemctl restart nginx

	echo "Instalación completada, abra $domain en el navegador"
}


if isDomain && isAvailable $rutaToInstall && notInstall $rutaToInstall; 
then
	prepareInstall
else
	echo $message
fi