<?php


function Replace($data) {
    $data = str_replace("!", "", $data);
    $data = str_replace("@", "", $data);
    $data = str_replace("#", "", $data);
    $data = str_replace("$", "", $data);
    $data = str_replace("%", "", $data);
    $data = str_replace("^", "", $data);
    $data = str_replace("&", "", $data);
    $data = str_replace("*", "", $data);
    $data = str_replace("(", "", $data);
    $data = str_replace(")", "", $data);
    $data = str_replace("?", "", $data);
    $data = str_replace("+", "", $data);
    $data = str_replace("=", "", $data);
    $data = str_replace(",", "", $data);
    $data = str_replace(":", "", $data);
    $data = str_replace(";", "", $data);
    $data = str_replace("|", "", $data);
    $data = str_replace("'", "", $data);
    $data = str_replace('"', "", $data);
    $data = str_replace("  ", "-", $data);
    $data = str_replace(" ", "-", $data);
    $data = str_replace(".", "-", $data);
    $data = str_replace("__", "-", $data);
    $data = str_replace("_", "-", $data);
    return strtolower($data);
 }


// Two way encryption method to encrypt all data from url
function encryptor($action, $string) {
    $output = false;

    $encrypt_method = "AES-256-CBC";
        //pls set your unique hashing key
    $secret_key = 'beatnik#technolgoy_sampreeti';
    $secret_iv = 'beatnik$technolgoy@sampreeti';

        // hash
    $key = hash('sha256', $secret_key);

        // iv - encrypt method AES-256-CBC expects 16 bytes - else you will get a warning
    $iv = substr(hash('sha256', $secret_iv), 0, 16);

        //do the encyption given text/string/number
    if( $action == 'encrypt' ) {
        $output = openssl_encrypt($string, $encrypt_method, $key, 0, $iv);
        $output = base64_encode($output);
    }
    else if( $action == 'decrypt' ){
            //decrypt the given text/string/number
        $output = openssl_decrypt(base64_decode($string), $encrypt_method, $key, 0, $iv);
    }
    return $output;
}

// The function to count words in Unicode  strings
function countUnicodeWords( $unicode_string ){
    // First remove all the punctuation marks & digits
    $unicode_string = preg_replace('/[[:punct:][:digit:]]/', '', $unicode_string);
    // Now replace all the whitespaces (tabs, new lines, multiple spaces) by single space
    $unicode_string = preg_replace('/[[:space:]]/', ' ', $unicode_string);
    // The words are now separated by single spaces and can be splitted to an array
    // I have included \n\r\t here as well, but only space will also suffice
    $words_array = preg_split( "/[\n\r\t ]+/", $unicode_string, 0, PREG_SPLIT_NO_EMPTY );
    // Now we can get the word count by counting array elments
    return count($words_array);
}

function limitWordShow($string, $word_limit)
{
    $words = explode(" ",$string);
    return implode(" ", array_splice($words, 0, $word_limit));
}

function currentUserId(){
	return encryptor('decrypt', request()->session()->get('userId'));
}
function fullAccess(){
	return encryptor('decrypt', request()->session()->get('accessType'));
}

function currentUser(){
	return encryptor('decrypt', request()->session()->get('roleIdentity'));
}