#!/bin/bash

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

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

#=================================================
# MANAGE SCRIPT FAILURE
#=================================================

ynh_clean_setup () {
	### Remove this function if there's nothing to clean before calling the remove script.
	true
}
# Exit if an error occurs during the execution of the script
ynh_abort_if_errors

#=================================================
# RETRIEVE ARGUMENTS FROM THE MANIFEST
#=================================================

domain=$YNH_APP_ARG_DOMAIN
path_url=$YNH_APP_ARG_PATH
admin=$YNH_APP_ARG_ADMIN
is_public=$YNH_APP_ARG_IS_PUBLIC
wiki_name=$YNH_APP_ARG_WIKI_NAME
language=$YNH_APP_ARG_LANGUAGE

app=$YNH_APP_INSTANCE_NAME

#=================================================
# CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
#=================================================
ynh_script_progression --message="Validating installation parameters..."

final_path=/var/www/$app
test ! -e "$final_path" || ynh_die --message="This path already contains a folder"

# Register (book) web path
ynh_webpath_register --app=$app --domain=$domain --path_url=$path_url

#=================================================
# STORE SETTINGS FROM MANIFEST
#=================================================
ynh_script_progression --message="Storing installation settings..." --weight=1

ynh_app_setting_set --app=$app --key=domain --value=$domain
ynh_app_setting_set --app=$app --key=path --value=$path_url
ynh_app_setting_set --app=$app --key=admin --value=$admin
ynh_app_setting_set --app=$app --key=is_public --value=$is_public
#ynh_app_setting_set --app=$app --key=wiki_name --value=$wiki_name
ynh_app_setting_set --app=$app --key=language --value=$language

#=================================================
# STANDARD MODIFICATIONS
#=================================================
# CREATE A MYSQL DATABASE
#=================================================
ynh_script_progression --message="Creating a MySQL database..." --weight=1

db_name=$(ynh_sanitize_dbid --db_name=$app)
db_user=$db_name
ynh_app_setting_set --app=$app --key=db_name --value=$db_name
ynh_mysql_setup_db --db_user=$db_user --db_name=$db_name

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

ynh_app_setting_set --app=$app --key=final_path --value=$final_path
# Download, check integrity, uncompress and patch the source from app.src
ynh_setup_source --dest_dir="$final_path"

#=================================================
# NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Configuring NGINX web server..." --weight=1

# Create a dedicated NGINX config
ynh_add_nginx_config

#=================================================
# CREATE DEDICATED USER
#=================================================
ynh_script_progression --message="Configuring system user..." --weight=1

# Create a system user
ynh_system_user_create --username=$app

#=================================================
# PHP-FPM CONFIGURATION
#=================================================
ynh_script_progression --message="Configuring PHP-FPM..." --weight=8

# Create a dedicated PHP-FPM config
ynh_add_fpm_config --package="$extra_php_dependencies"
phpversion=$(ynh_app_setting_get --app=$app --key=phpversion)

#=================================================
# SPECIFIC SETUP
#=================================================
# SETUP APPLICATION WITH CURL
#=================================================

# Set right permissions for cURL install
chown -R $app: $final_path

# Set the app as temporarily public for cURL call
ynh_permission_update --permission="main" --add="visitors"

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

# Installation with curl

ynh_script_progression --message="Finalizing installation..." --weight=2


admin_temp_pass=$(ynh_string_random 6)

ynh_local_curl "/?PagePrincipale&installAction=install" "config[default_language]=$language" "config[wakka_name]=$wiki_name" \
        "config[root_page]=PagePrincipale" "config[mysql_host]=localhost" \
        "config[mysql_database]=$app" "config[mysql_user]=$db_user" "config[mysql_password]=$db_pwd" "config[table_prefix]=yeswiki_" \
        "admin_name=$admin" "admin_password=$admin_temp_pass" "admin_password_conf=$admin_temp_pass" \
        "admin_email=$admin@$domain" "submit=Continue"

# authorization of html
ynh_replace_string --match_string="'allow_raw_html' => false," --replace_string="'allow_raw_html' => true," --target_file="$final_path/wakka.config.php"

#=================================================
# DOWNLOAD AND CONFIGURE LDAP PLUGIN
#=================================================
ynh_script_progression --message="Dowloading and configuring LDAP plugin" --weight=2

# Download from yeswiki repository
wget https://repository.yeswiki.net/doryphore/extension-loginldap-$loginldap_version.zip 2>&1
wget https://repository.yeswiki.net/doryphore/extension-loginldap-$loginldap_version.zip.md5 2>&1
md5sum -c extension-loginldap-$loginldap_version.zip.md5 || ynh_die "Checksum for LDAP plugin does not match"

unzip extension-loginldap-$loginldap_version.zip -d $final_path/tools

ynh_app_setting_set --app=$app --key=loginldap_version --value=$loginldap_version

# Add config at the end of wakka.config.php
ynh_replace_string --match_string=");"\
 --replace_string="  'ldap_host' => '127.0.0.1',\n);"\
 --target_file="$final_path/wakka.config.php"

ynh_replace_string --match_string=");"\
 --replace_string="  'ldap_port' => '389',\n);"\
 --target_file="$final_path/wakka.config.php"

ynh_replace_string --match_string=");"\
 --replace_string="  'ldap_base' => 'ou=users,dc=yunohost,dc=org'\n);"\
 --target_file="$final_path/wakka.config.php"

#=================================================
# GENERIC FINALIZATION
#=================================================
# SECURE FILES AND DIRECTORIES
#=================================================

# Set permissions to app files 
chown -R root: $final_path
chown -R $app $final_path/{cache,files,themes,tools,wakka.config.php}

#=================================================
# SETUP SSOWAT
#=================================================
ynh_script_progression --message="Configuring permissions..." --weight=1

# Make app public if necessary or protect it
if [ $is_public -eq 0 ]
then
	ynh_permission_update --permission="main" --remove="visitors"
fi

#=================================================
# RELOAD NGINX
#=================================================
ynh_script_progression --message="Reloading NGINX web server..." --weight=1

ynh_systemd_action --service_name=nginx --action=reload

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

ynh_script_progression --message="Installation of YesWiki completed" --last