FileStorage.php

<?php
namespace FiremonPHP\Storage;

class FileStorage
{
    private $files = [];

    public function __construct(array $files)
    {
        $this->storeInternal($files);
    }

    /**
     * @param $files
     */
    private function storeInternal($files)
    {
        if ($this->isMultiplePostFiles($files)) {
            $this->byMultiplePostFiles($files);
            return;
        }
    }

    private function byMultipleDataString(array $dataFiles)
    {
        foreach ($dataFiles as $fileKey => $file) {
            $fileName = $this->generateName();
        }
    }

    /**
     * @param array $files
     */
    private function byMultiplePostFiles(array $files)
    {
        $countFiles = count($files['name']);
        for ($i = 0; $i < $countFiles; $i++) {
            $fileName = $this->generateName();
            $this->files[$fileName]['data'] = fopen($files['tmp_name'][$i], 'r');
            $this->files[$fileName]['metadata']['name'] = $files['name'][$i];
            $this->files[$fileName]['metadata']['type'] = $files['type'][$i];
        }
    }

    /**
     * @param array $file
     * @return bool
     */
    private function isMultiplePostFiles(array $file)
    {
        return isset($file['name']) && count($file['name']) > 0;
    }

    /**
     * @return string
     */
    private function generateName()
    {
        return md5(uniqid(rand(), true));
    }
}