#!/bin/bash

#=================================================
# GENERIC START
#=================================================
# IMPORT GENERIC HELPERS
#=================================================

source _common.sh
source /usr/share/yunohost/helpers

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Setting up source files..." --weight=5

# Create tmp directory and fetch app inside
tmpdir="$(ynh_smart_mktemp --min_size=300)"
ynh_setup_source --dest_dir="$tmpdir"

# Fetch needed plugins
mkdir -p $tmpdir/plugins/Ldap_Login
ynh_setup_source --dest_dir="$tmpdir/plugins/Ldap_Login" --source_id=ldap_plugin
ynh_setup_source --dest_dir="$tmpdir/plugins" --source_id=log_failed_logins_plugin

# sets extended pattern matching options in the bash shell
shopt -s extglob

# Install files and set permissions
cp -a $tmpdir/!(upload|_data|galleries) $install_dir

chmod 750 "$install_dir"
chmod -R o-rwx "$install_dir"
chown -R $app:www-data "$install_dir"

#=================================================
# PHP-FPM CONFIGURATION
#=================================================
ynh_script_progression --message="Configuring PHP-FPM..." --weight=2

# Create a dedicated PHP-FPM config
ynh_add_fpm_config --usage=low --footprint=low

# Create a dedicated NGINX config
ynh_add_nginx_config

#=================================================
# SPECIFIC SETUP
#=================================================
# CREATE DATA DIRECTORY
#=================================================
ynh_script_progression --message="Creating a data directory..."

ln -sd $data_dir/_data $install_dir/_data
ln -sd $data_dir/upload $install_dir/upload
ln -sd $data_dir/galleries $install_dir/galleries

cp -Rp $tmpdir/_data/. $install_dir/_data
cp -Rp $tmpdir/upload/. $install_dir/upload
cp -Rp $tmpdir/galleries/. $install_dir/galleries

ynh_secure_remove --file="$tmpdir"

chmod 750 "$data_dir"
chmod -R o-rwx "$data_dir"
chown -R $app:www-data "$data_dir"

#=================================================
# SETUP APPLICATION WITH CURL
#=================================================
ynh_script_progression --message="Setuping application with CURL..." --weight=5

# Reload NGINX
ynh_systemd_action --service_name=nginx --action=reload

# Generate random password for admin
if [ "$language" = "fr" ]; then
  applanguage="fr_FR"
else
  applanguage="en_UK"
fi

# Configure Piwigo via cURL
mail="$(ynh_user_get_info --username=$admin --key=mail)"

# Installation with cURL
ynh_local_curl "/install.php?language=$applanguage" "install=true" "dbhost=127.0.0.1" "dbuser=$db_user" "dbpasswd=$db_pwd" "dbname=$db_name" "prefix=" "admin_name=$admin" "admin_pass1=$password" "admin_pass2=$password" "admin_mail=$mail"

#=================================================
# CONFIGURE PIWIGO
#=================================================
ynh_script_progression --message="Configuring Piwigo..."

# Change local config
ynh_add_config --template="../conf/config.inc.php" --destination="$install_dir/local/config/config.inc.php"

# Setup database in local/config/database.inc.php
ynh_add_config --template="../conf/database.inc.php" --destination="$install_dir/local/config/database.inc.php"

chmod 750 "$install_dir"
chmod -R o-rwx "$install_dir"
chown -R $app:www-data "$install_dir"

#=================================================
# ADD LDAP PLUGIN
#=================================================
ynh_script_progression --message="Configuring LDAP plugin..."

# Activate the LDAP plugin using the WS API

# Login with admin account
ynh_local_curl "/ws.php?format=json" "method=pwg.session.login" "username=$admin" "password=$password"
# Get session token
status=$(ynh_local_curl "/ws.php?format=json" "method=pwg.session.getStatus")
pwg_token=$(jq --raw-output .result.pwg_token <<< $status)
# Install the Ldap_Login plugin
ynh_local_curl "/ws.php?format=json" "method=pwg.plugins.performAction" "action=install" "plugin=Ldap_Login" "pwg_token=$pwg_token"
# Activate the Ldap_Login plugin
ynh_local_curl "/ws.php?format=json" "method=pwg.plugins.performAction" "action=activate" "plugin=Ldap_Login" "pwg_token=$pwg_token"
# Log out
ynh_local_curl "/ws.php?format=json" "method=pwg.session.logout"

# Edit Ldap_Login plugin configuration
ynh_mysql_connect_as --user=$db_name --password=$db_pwd --database=$db_name <<< "UPDATE piwigo_ldap_login_config SET value='ou=users,dc=yunohost,dc=org' WHERE param = 'ld_basedn';
UPDATE piwigo_ldap_login_config SET value='uid' WHERE param = 'ld_user_attr';
UPDATE piwigo_ldap_login_config SET value='' WHERE param = 'ld_binddn';
UPDATE piwigo_ldap_login_config SET value='0' WHERE param = 'allow_new_users';
UPDATE piwigo_ldap_login_config SET value='0' WHERE param = 'ld_group_user_active';"

#=================================================
# GENERIC FINALIZATION
#=================================================
# SETUP FAIL2BAN
#=================================================
ynh_script_progression --message="Configuring Fail2Ban..." --weight=6

# Configure and activate log_failed_logins plugin
ynh_mysql_connect_as --user=$db_name --password=$db_pwd --database=$db_name <<< "INSERT INTO plugins (id,state,version) VALUES ('log_failed_logins','active','1.2');"
ynh_mysql_connect_as --user=$db_name --password=$db_pwd --database=$db_name <<< "INSERT INTO config (param, value) VALUES ('logFailedLoginsFilename','/var/log/${app}FailedLogins.log');"

touch "/var/log/${app}FailedLogins.log"
chown $app: "/var/log/${app}FailedLogins.log"

ynh_add_fail2ban_config --logpath="/var/log/${app}FailedLogins.log" --failregex="ip=<HOST>" --max_retry=6

#=================================================
# END OF SCRIPT
#=================================================

ynh_script_progression --message="Installation of $app completed" --last