FileIterator.php

Go to the documentation of this file.

<?php
namespace Magento\Framework\Config;

use Magento\Framework\Filesystem\DriverPool;
use Magento\Framework\Filesystem\File\ReadFactory;

class FileIterator implements \Iterator, \Countable
{
    protected $paths = [];

    protected $position;

    protected $fileReadFactory;

    public function __construct(ReadFactory $readFactory, array $paths)
    {
        $this->fileReadFactory = $readFactory;
        $this->paths = $paths;
        $this->position = 0;
    }

    public function rewind()
    {
        reset($this->paths);
    }

    public function current()
    {
        $fileRead = $this->fileReadFactory->create($this->key(), DriverPool::FILE);
        return $fileRead->readAll();
    }

    public function key()
    {
        return current($this->paths);
    }

    public function next()
    {
        next($this->paths);
    }

    public function valid()
    {
        return (bool) $this->key();
    }

    public function toArray()
    {
        $result = [];
        foreach ($this as $item) {
            $result[$this->key()] = $item;
        }
        return $result;
    }

    public function count()
    {
        return count($this->paths);
    }
}