Logchecker/scripts/update_offsets.php

#!/usr/bin/env php
<?php

/*
This script downloads all drives and offsets from Accuraterip's website, and then
applies various bits of normalization to be used within the Logchecker
*/

$replacements = [
    ['16X DVD- - ROM', '16X DVD-ROM'],
    ['HL)DP-ST', 'HL-DP-ST'],
    ['FREECOM_', 'FREECOM'],
    ['Generic_', 'GENERIC']
];


$ch = curl_init();

curl_setopt($ch, CURLOPT_URL, 'http://www.accuraterip.com/driveoffsets.htm');
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 5);
$doc = new DOMDocument();
$doc->loadHTML(curl_exec($ch), LIBXML_NOWARNING | LIBXML_NOERROR);
curl_close($ch);

$rows = $doc->getElementsByTagName('table')->item(1)->getElementsByTagName('tr');
$drives = [];
for ($i = 1; $i < $rows->length; $i++) {
    $row = $rows->item($i);
    if ($row->childNodes->length > 4 && $row->childNodes->item(3)->nodeValue !== '[Purged]') {
        $drive = trim($row->childNodes->item(1)->nodeValue, '- ');
        foreach ($replacements as $replacement) {
            $drive = str_replace($replacement[0], $replacement[1], $drive);
        }
        $drive = strtolower($drive);
        $drive = preg_replace('/ +- +/', ' ', $drive);
        $drive = preg_replace('/ +/', ' ', $drive);
        

        $offset = ltrim(trim($row->childNodes->item(3)->nodeValue), '+');
        $offsets[] = $drive.','.$offset;
    }
}

file_put_contents(__DIR__.'/../src/offsets.txt', implode("\n", $offsets));

print("Updating ".count($offsets)." drives\n");