#!/bin/bash

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

#=================================================
# ENSURE DOWNWARD COMPATIBILITY
#=================================================
ynh_script_progression --message="Ensuring downward compatibility..." --weight=1

# Boring backward compatibility
if [ "${language:-}" == "fr" ] ; then
  language="fr_FR"
else
  language="en_UK"
fi

if [ -z "${password:-}" ]; then
    password="$admin_pwd"
    ynh_app_setting_set --app=$app --key=password --value="$password"
fi

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Upgrading source files..." --weight=3

ynh_setup_source --dest_dir="$install_dir" --full_replace=1 --keep="local/config/config.inc.php local/config/database.inc.php"
ynh_setup_source --dest_dir="$install_dir/plugins/Ldap_Login" --source_id=ldap_plugin --full_replace=1
ynh_setup_source --dest_dir="$install_dir/plugins" --source_id=log_failed_logins_plugin --full_replace=1

_create_data_dirs_if_required

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

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

#=================================================
# PHP-FPM CONFIGURATION
#=================================================
ynh_script_progression --message="Upgrading system configurations related to $app..." --weight=1

ynh_add_fpm_config

ynh_add_nginx_config

#=================================================
# UPGRADE APPLICATION WITH CURL
#=================================================
ynh_script_progression --message="Upgrading Piwigo with cURL..." --weight=6

# Upgrade Piwigo via cURL
# Why can't we trigger the migration from the command line somehow ...
ynh_local_curl "/upgrade.php?language=$language&now=true" "language=$language" "username=$admin" "password=$password"

#=================================================
# CONFIGURE PIWIGO
#=================================================
ynh_script_progression --message="Configuring $app..." --weight=2

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

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

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

#=================================================
# CONFIGURE LDAP PLUGIN
#=================================================
ynh_script_progression --message="Configuring LDAP plugin..." --weight=2

# Disable LDAP plugin to avoid warning messages during API call
ynh_mysql_connect_as --user="$db_name" --password="$db_pwd" --database="$db_name" <<< "DELETE FROM plugins WHERE id='Ldap_Login';"

# Activate the LDAP plugin using the WS API

# Login with admin account

# ... isn't there a way to enable the damn LDAP login plugin from the command line or something ...
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 <<< "$status")
# Activate the Ldap_Login plugin
ynh_local_curl "/ws.php?format=json" "method=pwg.plugins.performAction" "action=activate" "plugin=Ldap_Login" "pwg_token=$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';"

# Remove configuration file for older plugin version
if [ -f "$install_dir/plugins/Ldap_Login/data.dat" ] ; then
    ynh_secure_remove --file="$install_dir/plugins/Ldap_Login/data.dat"
fi

#=================================================
# UPGRADE FAIL2BAN
#=================================================
ynh_script_progression --message="Reconfiguring Fail2Ban..." --weight=8

# Configure and activate log_failed_logins plugin
if ! ynh_mysql_connect_as --user="$db_name" --password="$db_pwd" --database="$db_name" <<< "INSERT INTO plugins (id,state,version) VALUES ('log_failed_logins','active','1.2');" 2>&1 > /dev/null; then
    ynh_mysql_connect_as --user="$db_name" --password="$db_pwd" --database="$db_name" <<< "UPDATE plugins SET state='active' WHERE id='log_failed_logins';"
fi
if ! 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');" 2>&1 > /dev/null; then
    ynh_mysql_connect_as --user="$db_name" --password="$db_pwd" --database="$db_name" <<< "UPDATE config SET value='/var/log/${app}FailedLogins.log' WHERE param='logFailedLoginsFilename';"
fi

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="Upgrade of $app completed" --last