#!/bin/bash

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

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

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

ynh_clean_setup () {
	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
is_public=$YNH_APP_ARG_IS_PUBLIC
language=$YNH_APP_ARG_LANGUAGE
admin=$YNH_APP_ARG_ADMIN
q2a_name=$YNH_APP_ARG_Q2A_NAME

app=$YNH_APP_INSTANCE_NAME

email=$(ynh_user_get_info --username=$admin --key=mail)

#=================================================
# CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
#=================================================
ynh_script_progression --message="Validating installation parameters..." --weight=2

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=3

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=$app --key=language --value=$language
ynh_app_setting_set --app=$app --key=admin --value=$admin

#=================================================
# STANDARD MODIFICATIONS
#=================================================
# CREATE DEDICATED USER
#=================================================
ynh_script_progression --message="Configuring system user..." --weight=5

# Create a system user
ynh_system_user_create --username=$app --home_dir="$final_path"

#=================================================
# CREATE A MYSQL DATABASE
#=================================================
ynh_script_progression --message="Creating a MySQL database..." --weight=3

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=3

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"

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

#=================================================
# PHP-FPM CONFIGURATION
#=================================================
ynh_script_progression --message="Configuring PHP-FPM..." --weight=1

# Create a dedicated PHP-FPM config
ynh_add_fpm_config

#=================================================
# NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Configuring NGINX web server..." --weight=14

# Create a dedicated NGINX config
ynh_add_nginx_config

#=================================================
# SPECIFIC SETUP
#=================================================
# DOWNLOAD AND UNPACK LDAP PLUGIN
#=================================================
ynh_script_progression --message="Setting up LDAP plugin..." --weight=3

wget -O qa-ldap-login.zip https://github.com/zakkak/qa-ldap-login/archive/$ldap_login_commit.zip 2>&1

unzip qa-ldap-login.zip -d $final_path/qa-plugin
mv $final_path/qa-plugin/qa-ldap-login-$ldap_login_commit $final_path/qa-plugin/qa-ldap-login

ynh_replace_string\
	--match_string="require_once QA_INCLUDE_DIR . 'db/selects.php';"\
	--replace_string="require_once QA_INCLUDE_DIR . 'db/selects.php';\r\n		require_once QA_INCLUDE_DIR . '../qa-plugin/qa-ldap-login/qa-ldap-process.php';"\
	--target_file="$final_path/qa-include/pages/login.php"

#=================================================
# DOWNLOAD TRANSLATIONS
#=================================================
ynh_script_progression --message="Installing Translations..." --weight=6

### French

if [ $language == "fr" ]; then
	git clone https://github.com/mrflos/q2a-lang-fr $final_path/qa-lang/fr 2>&1
fi

#=================================================
# ADD A CONFIGURATION
#=================================================
ynh_script_progression --message="Adding a configuration file..."

mv $final_path/qa-config-example.php $final_path/qa-config.php
mv $final_path/.htaccess-example $final_path/.htaccess

ynh_replace_string --match_string="your-mysql-username" --replace_string=$db_user --target_file="$final_path/qa-config.php"
ynh_replace_string --match_string="your-mysql-password" --replace_string=$db_pwd --target_file="$final_path/qa-config.php"
ynh_replace_string --match_string="your-mysql-db-name" --replace_string=$db_name --target_file="$final_path/qa-config.php"

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

# Set the app as temporarily public for curl call
ynh_script_progression --message="Configuring SSOwat..." --weight=4
# Making the app public for curl
ynh_permission_update --permission="main" --add="visitors"

# Installation with curl
ynh_script_progression --message="Finalizing installation..." --weight=4

admin_temp_pass=$(ynh_string_random --length=10)

ynh_local_curl "/index.php?qa=install" "create=Set+up+the+Database+including+User+Management"
ynh_local_curl "/index.php?qa=install" "handle=$admin" "password=$admin_temp_pass" "email=$email" "super=Set+up+the+Super+Administrator"
ynh_local_curl_csrf "/index.php?qa=admin&qa_1=general"\
	`myynh_urlencode "option_site_title=$q2a_name"`\
	`myynh_urlencode "option_site_url=https://$domain$path_url"`\
	"option_neat_urls=0"\
	"option_site_language=$language"\
	"option_site_theme=SnowFlat"\
	"option_site_theme_mobile=SnowFlat"\
	"option_site_text_direction=ltr"\
	"option_tags_or_categories=tc"\
	"dosaveoptions=1"\
	"has_js=0"

ynh_replace_string --match_string="__ADMIN__" --replace_string="$admin" --target_file="../conf/ldap.sql"
ynh_replace_string --match_string="__ADMIN_EMAIL__" --replace_string="$email" --target_file="../conf/ldap.sql"
mysql -u $db_user -p${db_pwd} $db_name < ../conf/ldap.sql

# Remove the public access
ynh_permission_update --permission="main" --remove="visitors"

# Calculate and store the config file checksum into the app settings
ynh_store_file_checksum --file="$final_path/qa-config.php"
ynh_store_file_checksum --file="$final_path/.htaccess"

#=================================================
# SECURE FILES AND DIRECTORIES
#=================================================

# Set permissions to app files
chown -R $app: $final_path

chmod o-rwx $final_path
chown $app:www-data $final_path

# Remove database initialization file
ynh_secure_remove --file="$final_path/qa-include/qa-install.php"

#=================================================
# GENERIC FINALIZATION
#=================================================
# SETUP SSOWAT
#=================================================
ynh_script_progression --message="Configuring permissions..." --weight=2

# Make app public if necessary
if [ $is_public -eq 1 ]
then
	# Everyone can access the app.
	# The "main" permission is automatically created before the install script.
	ynh_permission_update --permission="main" --add="visitors"
fi

# Only the admin can access the admin panel of the app (if the app has an admin panel)
ynh_permission_create --permission="admin" --url="/index.php/admin" --allowed=$admin

#=================================================
# RELOAD NGINX
#=================================================
ynh_script_progression --message="Reloading NGINX web server..." --weight=5

ynh_systemd_action --service_name=nginx --action=reload

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

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