<?php
defined('BASEPATH') or exit('No direct script access allowed');

function deleteDir($dirPath)
{
    if (!is_dir($dirPath)) {
        throw new InvalidArgumentException("$dirPath must be a directory");
    }
    if (substr($dirPath, strlen($dirPath) - 1, 1) != '/') {
        $dirPath .= '/';
    }
    $files = glob($dirPath . '*', GLOB_MARK);
    foreach ($files as $file) {
        if (is_dir($file)) {
            deleteDir($file);
        } else {
            unlink($file);
        }
    }
    rmdir($dirPath);
}

function zipDir($pathdir, $zipcreated, $extensions = [])
{
    // Create new zip class 
    $zip = new ZipArchive;

    if($zip->open($pathdir . DIRECTORY_SEPARATOR . $zipcreated, (ZipArchive::CREATE)) === TRUE) { 

        // Store the path into the variable 
        $dir = opendir($pathdir); 

        while($file = readdir($dir)) {
            $file_parts = pathinfo($pathdir . DIRECTORY_SEPARATOR . $file);
            if ( ! in_array($file_parts['extension'], $extensions)) {
                continue;
            }

            if(is_file($pathdir . DIRECTORY_SEPARATOR . $file)) { 
                $zip -> addFile($pathdir . DIRECTORY_SEPARATOR . $file, $file); 
            } 
        } 
        $zip ->close(); 
    } 

}