#!/bin/bash

# Import common cmd
source ./_common.sh

# Init script
init_script

# Retrieve arguments
domain=$YNH_APP_ARG_DOMAIN
path=$YNH_APP_ARG_PATH
server_name=$YNH_APP_ARG_SERVER_NAME
admin=$YNH_APP_ARG_ADMIN
admin_password=$YNH_APP_ARG_ADMIN_PASSWORD
is_public=$YNH_APP_ARG_PUBLIC_SITE
architecture=$YNH_APP_ARG_ARCHITECTURE
seafile_data=/home/yunohost.app/seafile-data
final_path=/var/www/$app
seafile_user=www-data

# Correct path if it is not correct
CHECK_PATH

# Check domain/path availability
sudo yunohost app checkurl "${domain}${path}" -a "$app" \
    || ynh_die "Path not available: ${domain}${path}"
    
# Create special path with / at the end
if [[ $path == '/' ]]
then
    path2=$path
else
    path2=$path'/'
fi

# Download new version from sources
get_source $architecture $seafile_version

# Retrieve admin email
admin_email=$(sudo yunohost user info $admin | grep mail: | sed "s/mail: //g")

# Check dependencies
sudo apt-get update
sudo apt-get install -qq python2.7 python-setuptools python-simplejson python-imaging python-mysqldb python-flup expect

# Copy files to the right place
test -e $final_path && sudo rm -rf "$final_path"
test -e $seafile_data && sudo rm -rf "$seafile_data"
sudo mkdir -p $final_path
sudo mkdir -p $final_path/installed
sudo mkdir -p $final_path/logs
sudo mkdir -p $final_path/seafile-data
sudo mkdir -p $final_path/seafile-server-$seafile_version
sudo tar xzf '/tmp/seafile_src.tar.gz'
sudo mv seafile-server-$seafile_version/* $final_path/seafile-server-$seafile_version
sudo mv '/tmp/seafile_src.tar.gz' $final_path/installed/seafile-server_${seafile_version}.tar.gz

# Find available ports
seahub_port=$(ynh_find_port 8000)
fileserver_port=$(ynh_find_port 8082)
webdav_port=$(ynh_find_port 8080)

# store config in yunohost
ynh_app_setting_set $app seahub_port $seahub_port
ynh_app_setting_set $app fileserver_port $fileserver_port
ynh_app_setting_set $app webdav_port $webdav_port
ynh_app_setting_set $app is_public $is_public
ynh_app_setting_set $app architecture $architecture
ynh_app_setting_set $app installed_version $seafile_version

# init databases
dbuser=seafile
db_pwd=$(ynh_string_random 15)
ynh_app_setting_set "$app" mysqlpwd "$db_pwd"
ynh_mysql_create_db ccnetdb "$dbuser" "$db_pwd"
ynh_mysql_create_db seafiledb "$dbuser" "$db_pwd"
ynh_mysql_create_db seahubdb "$dbuser" "$db_pwd"

# Run install script
sudo chmod +x ../conf/install.exp
sudo chmod +x $final_path/seafile-server-$seafile_version/setup-seafile-mysql.sh
sudo ../conf/install.exp $final_path/seafile-server-$seafile_version $server_name $domain $seafile_data $fileserver_port $db_pwd

# Update seafile config
sudo sed -i "s@http://@https://@g" $final_path/conf/ccnet.conf
sudo sed -i "s@:8000@$path@g" $final_path/conf/ccnet.conf
echo 'FILE_SERVER_ROOT = "https://'$domain'/seafhttp"' | sudo tee -a $final_path/conf/seahub_settings.py
echo 'SITE_ROOT = "'$path2'"' | sudo tee -a $final_path/conf/seahub_settings.py
echo 'SERVE_STATIC = False' | sudo tee -a $final_path/conf/seahub_settings.py
echo 'MEDIA_URL = "'$path2'media/"' | sudo tee -a $final_path/conf/seahub_settings.py
echo 'COMPRESS_URL = MEDIA_URL' | sudo tee -a $final_path/conf/seahub_settings.py
echo "STATIC_URL = MEDIA_URL + 'assets/'" | sudo tee -a $final_path/conf/seahub_settings.py
echo "LOGIN_URL = '"$path2"accounts/login/'" | sudo tee -a $final_path/conf/seahub_settings.py

# Email configuration
echo 'EMAIL_USE_TLS = False' | sudo tee -a $final_path/conf/seahub_settings.py
echo 'EMAIL_HOST = "localhost"' | sudo tee -a $final_path/conf/seahub_settings.py
echo 'EMAIL_HOST_USER = "seafile@'$domain'"' | sudo tee -a $final_path/conf/seahub_settings.py
echo 'EMAIL_HOST_PASSWORD = ""' | sudo tee -a $final_path/conf/seahub_settings.py
echo 'EMAIL_PORT = "25"' | sudo tee -a $final_path/conf/seahub_settings.py
echo 'DEFAULT_FROM_EMAIL = "seafile@'$domain'"' | sudo tee -a $final_path/conf/seahub_settings.py
echo 'SERVER_EMAIL = "seafile@'$domain'"' | sudo tee -a $final_path/conf/seahub_settings.py

# LDAP configuration
echo '[LDAP]' | sudo tee -a $final_path/conf/ccnet.conf
echo 'HOST = ldap://localhost:389' | sudo tee -a $final_path/conf/ccnet.conf
echo 'BASE = ou=users,dc=yunohost,dc=org' | sudo tee -a $final_path/conf/ccnet.conf
echo 'LOGIN_ATTR = mail' | sudo tee -a $final_path/conf/ccnet.conf

# Add Seafile Server to startup
sudo cp ../conf/seafile-server /etc/init.d
sudo sed -i "s@SEAHUB_PORT@$seahub_port@g" /etc/init.d/seafile-server
sudo sed -i "s@SEAFILE_DIR@$final_path@g" /etc/init.d/seafile-server
sudo chmod +x /etc/init.d/seafile-server
sudo update-rc.d seafile-server defaults

# Modify Nginx configuration file and copy it to Nginx conf directory
sed -i "s@PATHTOCHANGE1@$path@g" ../conf/nginx.conf
sed -i "s@PATHTOCHANGE2@$path2@g" ../conf/nginx.conf
sed -i "s@ALIASTOCHANGE@$final_path/@g" ../conf/nginx.conf
sed -i "s@SEAHUB_PORT@$seahub_port@g" ../conf/nginx.conf
sed -i "s@SEAFILE_FILESERVER_PORT@$fileserver_port@g" ../conf/nginx.conf
sed -i "s@WEBDAV_PORT@$webdav_port@g" ../conf/nginx.conf
sudo cp ../conf/nginx.conf /etc/nginx/conf.d/$domain.d/seafile.conf

# Add webdav
sudo cp ../conf/seafdav.conf $final_path/conf/seafdav.conf
sudo sed -i "s@WEBDAV_PORT@$webdav_port@g" $final_path/conf/seafdav.conf

# Copy first launch script
sudo cp ../conf/first_launch.exp $final_path
sudo chmod +x $final_path/first_launch.exp

# Set permissions to seafile directory
sudo chown -R $seafile_user:$seafile_user $final_path
sudo chown -R $seafile_user:$seafile_user $seafile_data

# Start seafile, seahub and populate admin account
sudo su - $seafile_user -s /bin/bash -c "$final_path/seafile-server-$seafile_version/seafile.sh start"
sudo su - $seafile_user -s /bin/bash -c "$final_path/first_launch.exp $final_path/seafile-server-$seafile_version $admin_email $admin_password"

# Add sso config to unprotect domain.tld/seafhttp + domain.tld/seafdav do in /etc/ssowat/conf.json.persistent
sudo cp ../conf/add_sso_conf.py $final_path
sudo cp ../conf/remove_sso_conf.py $final_path
sudo python $final_path/add_sso_conf.py

# unprotect media
ynh_app_setting_set seafile unprotected_uris "/media"

if [ "$is_public" = "0" ]
then
	ynh_app_setting_delete seafile unprotected_uris
else
        ynh_app_setting_set seafile unprotected_uris "/"
fi

# Add logrotate
sudo cp ../conf/logrotate /etc/logrotate.d/seafile
sudo sed -i "s@SEAFILE_DIR@$final_path@g" /etc/logrotate.d/seafile
sudo service rsyslog restart

# register yunohost service
sudo yunohost service add seafile-server

# Reload Nginx and regenerate SSOwat conf
sudo service nginx reload
sudo yunohost app ssowatconf

# Restart seafile
sudo su - $seafile_user -s /bin/bash -c "$final_path/seafile-server-latest/seahub.sh stop"
sudo service seafile-server stop
sudo service seafile-server start