#!/bin/bash

#=================================================
# COMMON VARIABLES
#=================================================

HUMHUB_AUTH_BASIC_VERSION=0.2.0
HUMHUB_AUTH_BASIC_PATH="/protected/modules/auth-basic"

#=================================================
# PERSONAL HELPERS
#=================================================

local_curl_csrf () {
    # Define url of page to curl
    local local_page=$1
    local full_path=$path$local_page

    if [ "${path}" == "/" ]; then
        full_path=$local_page
    fi

    local full_page_url=https://localhost$full_path

    # Concatenate all other arguments with '&' to prepare POST data
    local POST_data=""
    local arg=""
    for arg in "${@:2}"
    do
        POST_data="${POST_data}${arg}&"
    done
    if [ -n "$POST_data" ]
    then
        # Add --data arg and remove the last character, which is an unecessary '&'
        POST_data="--data ${POST_data::-1}"
    fi

    # Wait untils nginx has fully reloaded (avoid curl fail with http2)
    sleep 2
    
    local cookiefile=/tmp/ynh-$app-cookie.txt
    touch $cookiefile
    chown root $cookiefile
    chmod 700 $cookiefile

    # Curl the URL for the CSRF token
    local token_line=`curl --silent --show-error --insecure --location --header "Host: $domain" --resolve $domain:443:127.0.0.1 "$full_page_url" --cookie-jar $cookiefile --cookie $cookiefile | grep 'meta name="csrf-token"'`

    token_line=${token_line##*content=\"}
    local csrf=${token_line%%\">*}
	POST_data="${POST_data}&_csrf=${csrf}"

    curl --silent --show-error --insecure --location --header "Host: $domain" --resolve $domain:443:127.0.0.1 $POST_data "$full_page_url" --cookie-jar $cookiefile --cookie $cookiefile
}

#Convert --data to --data-urlencode before ynh_local_curl
myynh_urlencode() {
    local data
    if [[ $# != 1 ]]; then
        echo "Usage: $0 string-to-urlencode"
        return 1
    fi
    data="$(curl -s -o /dev/null -w %{url_effective} --get --data-urlencode "$1" "")"
    if [[ $? != 3 ]]; then
        echo "Unexpected error" 1>&2
        return 2
    fi
    echo "${data##/?}"
    return 0
}

install_sso() {
    tmp_auth_basic_module="$(mktemp /tmp/humhub_ynh.XXXXXX)"
    wget -q -O $tmp_auth_basic_module "https://github.com/smart4life/humhub-auth-basic/archive/refs/tags/$HUMHUB_AUTH_BASIC_VERSION.tar.gz"

    tar xf $tmp_auth_basic_module -C $install_dir/protected/modules
    mv $install_dir/protected/modules/humhub-auth-basic* $install_dir/$HUMHUB_AUTH_BASIC_PATH

    ynh_secure_remove $tmp_auth_basic_module
}

#=================================================
# EXPERIMENTAL HELPERS
#=================================================

#=================================================
# FUTURE OFFICIAL HELPERS
#=================================================