Search and Replace all files in a directory.

SearchReplace.php

<?php
class SearchReplace
{
    private $src;
    private $conf;

    // You know what is this
    public function __construct($conf)
    {
        $this->src = dirname(__FILE__) . '/src/';

        $this->conf  = $conf;
    }

    // Replace and save it on the dist
    private function replace()
    {
        $files = $this->getFiles();
        $chunked = array_chunk($files, 50, true);

        $total = count($files);
        $complated = 0;

        foreach ($chunked as $items) {
            foreach ($items as $item) {
                $complated++;

                $file = $this->src . $item;

                $openFile = file_get_contents($file);
                $replace = $openFile;

                foreach ($this->conf as $conf ) {
                    if (isset($conf['search']) && isset($conf['replace'])) {
                        $replace  = str_replace($conf['search'], $conf['replace'], $replace);
                    } elseif (isset($conf['pattern']) && $conf['content']) {
                        $replace = preg_replace($conf['pattern'], $conf['content'], $replace);
                    }
                }

                // Store file.
                file_put_contents($file, $replace);

                // Output Status
                echo 'Changing: ' . $item.PHP_EOL;
                echo $complated . ' of ' . $total.PHP_EOL;
            }
        }
    }

    // Get list of files
    private function getFiles()
    {
        $scan = scandir($this->src);

        return array_diff($scan, array('..', '.'));
    }

    // Do the magic
    public function magic()
    {
        return $this->replace();
    }
}

$conf = [
    [
        'search' => '',
        'replace' => ''
    ],
    [
        'pattern' => '',
        'content' => '',
    ],
];

$data = new SearchReplace($conf);
$data->magic();