#!/bin/bash

# Retrieve arguments
domain=$1
path=$2
admin_wordpress=$3
language=$4
multisite=$5
is_public=$6

# Check if admin exists
sudo yunohost user list --json | grep -q "\"username\": \"$admin_wordpress\""
if [[ ! $? -eq 0 ]]; then
    echo "Wrong admin"
    exit 1
fi

# Add settings to YunoHost
sudo yunohost app setting wordpressms admin -v $admin_wordpress
sudo yunohost app setting wordpressms language -v $language
sudo yunohost app setting wordpressms is_public -v $is_public
sudo yunohost app setting wordpressms multisite -v $multisite


# Check domain/path availability
sudo yunohost app checkurl $domain$path -a wordpressms
if [[ ! $? -eq 0 ]]; then
    exit 1
fi

# Generate random password
db_pwd=$(dd if=/dev/urandom bs=1 count=200 2> /dev/null | tr -c -d '[A-Za-z0-9]' | sed -n 's/\(.\{24\}\).*/\1/p')

# Use 'wordpressms' as database name and user
db_user=wordpressms

# Initialize database and store mysql password for upgrade
sudo yunohost app initdb $db_user -p $db_pwd
sudo yunohost app setting wordpressms mysqlpwd -v $db_pwd

# Copy files to the right place
final_path=/var/www/wordpressms
sudo mkdir -p $final_path
sudo cp -a ../sources/wordpress/* $final_path
sudo cp -a ../sources/ajouts/* $final_path

sudo cp ../conf/wp-config.php $final_path/wp-config.php

# Change variables in Wordpress configuration
sudo sed -i "s/yunouser/$db_user/g" $final_path/wp-config.php
sudo sed -i "s/yunopass/$db_pwd/g" $final_path/wp-config.php
sudo sed -i "s/yunobase/$db_user/g" $final_path/wp-config.php
sudo sed -i "s/__DOMAIN__/$domain/g" $final_path/wp-config.php
sudo sed -i "s@__PATH__@$path@g" $final_path/wp-config.php


for i in 1 2 3 4 5 6 7 8
do
    j=$(dd if=/dev/urandom bs=1 count=200 2> /dev/null | tr -c -d '[A-Za-z0-9]' | sed -n 's/\(.\{40\}\).*/\1/p')
    if [ "$j" = "" ];
    then
        # For obscure reasons, the loop is too fast at execution
        sleep 1
        j=$(dd if=/dev/urandom bs=1 count=200 2> /dev/null | tr -c -d '[A-Za-z0-9]' | sed -n 's/\(.\{40\}\).*/\1/p')
    fi
    sudo sed -i "s/KEY$i/$j/g" $final_path/wp-config.php
done

# Set permissions to wordpress directory
sudo chown -R www-data: $final_path

# Modify Nginx configuration file and copy it to Nginx conf directory
sed -i "s@PATHTOCHANGE@$path@g" ../conf/nginx.conf
sed -i "s@ALIASTOCHANGE@$final_path/@g" ../conf/nginx.conf
sudo cp ../conf/nginx.conf /etc/nginx/conf.d/$domain.d/wordpressms.conf

# Reload Nginx and regenerate SSOwat conf
sudo service nginx reload
# Donne un accès public pour curl
sudo yunohost app setting wordpressms skipped_uris -v "/"
sudo yunohost app ssowatconf

# Wordpress installation
curl -kL -H "Host: $domain" -X POST --data "?step=2&weblog_title=YunoBlog&user_name=$admin_wordpress&admin_password=$db_pwd&admin_password2=$db_pwd&admin_email=$admin_wordpress@$domain&language=$language&Submit=Install+WordPress" http://127.0.0.1$path/wp-admin/install.php?step=2 > /dev/null 2>&1
sleep 5
mysql -u $db_user -p$db_pwd $db_user -e "select * from wp_options;" > /dev/null 2>&1
result=$?
loop_number=1
while [ $result != 0 ] && [ $loop_number -lt 5 ];
do
	sleep 5
	mysql -u $db_user -p$db_pwd $db_user -e "select * from wp_options;" > /dev/null 2>&1
	let result=$?
	let loop_number++
done

# Replace variables in sql scripts
sudo sed -i "s@URLWORDPRESS@$domain$path@g" ../conf/sql/*.sql
sudo sed -i "s/I18NTOCHANGE/$language/g" ../conf/sql/*.sql
sudo sed -i "s/__DATE__/$(date +%s)/g" ../conf/sql/*.sql

# Charge les commandes sql communes à tous les scripts.
mysql -u $db_user -p$db_pwd $db_user < ../conf/sql/common.sql

if [ "$multisite" = "Yes" ];
then
	# Installation de php5-cli pour wp-cli
	sudo apt-get install php5-cli -qy

    sudo sed -i "s@#--MULTISITE--@@g" /etc/nginx/conf.d/$domain.d/wordpressms.conf
    # Autorise le multisite wordpress
    sudo sed -i "s@//--MULTISITE1--define@define@g" $final_path/wp-config.php

	# Active le multisite via wp-cli.
  	php $final_path/wp-cli.phar core multisite-convert --path=$final_path --base=$path/
	echo "The 2 warnings of php about \"Permission denied\" on wp-config.php are normal. The install script writing into this file, not wp-cli!"

    # Active le multisite wordpress
    sudo sed -i "s@//--MULTISITE2--define@define@g" $final_path/wp-config.php

    # Charge les commandes sql pour les plugins
    if [ "$is_public" = "No" ];
    then
		sudo sed -i "s@#--PRIVATE--@@g" ../conf/sql/multisite.sql
    else
		sudo sed -i "s@#--PUBLIC--@@g" ../conf/sql/multisite.sql
    fi
	mysql -u $db_user -p$db_pwd $db_user < ../conf/sql/multisite.sql
else
	if [ "$is_public" = "No" ];
	then
		sudo sed -i "s@#--PRIVATE--@@g" /etc/nginx/conf.d/$domain.d/wordpressms.conf
		sudo sed -i "s@#--PRIVATE--@@g" ../conf/sql/single.sql
	else
		sudo sed -i "s@//--PUBLIC--define@define@g" $final_path/wp-config.php
		sudo sed -i "s@#--PRIVATE--@#@g" /etc/nginx/conf.d/$domain.d/wordpressms.conf
		sudo sed -i "s@#--PUBLIC--@@g" ../conf/sql/single.sql
	fi
	# Charge les commandes sql pour les plugins
	mysql -u $db_user -p$db_pwd $db_user < ../conf/sql/single.sql
fi

if [ "$is_public" = "No" ];
then
	# Retire l'accès public
	sudo yunohost app setting wordpressms skipped_uris -d
	sudo yunohost app ssowatconf
fi

sudo service nginx reload
# wp-cli me semble un peu trop permissif... Il a terminer son travail...
sudo rm $final_path/wp-cli.phar