[PHP] xat error grabber

<?php
$errors = ['account'=>[], 'system'=>[], 'group'=>[], 'name'=>[]];
$wiki = file_get_contents("http://util.xat.com/wiki/index.php?title=Errors");
$sec = [];
$sec['account'] = explode("\n\n", trim(strip_tags(explode('<h2> <span', (explode('Account Management Errors </span></h2>', $wiki)[1]))[0])));
$sec['system'] = explode("\n\n", trim(strip_tags(explode('<h2> <span', (explode('System Errors/Blocks</span></h2>', $wiki)[1]))[0])));
$sec['group'] = explode("\n\n", trim(strip_tags(explode('<h2> <span', (explode('Buying groups</span></h2>', $wiki)[1]))[0])));
$sec['name'] = explode("\n\n", trim(strip_tags(explode('<!--', (explode('Buying short names</span></h2>', $wiki)[1]))[0])));
foreach($sec['account'] as $err) {
    $err = explode(" - ", $err);
    $errors['account'][$err[0]] = $err[1];
}
foreach($sec['system'] as $err) {
    $err = explode("): ", $err);
    $errors['system'][explode("(", $err[0])[1]] = $err[1];
}
foreach($sec['group'] as $err) {
    $err = explode("): ", $err);
    $errors['group'][explode("(", $err[0])[1]] = $err[1];
}
foreach($sec['name'] as $err) {
    $err = explode("): ", $err);
    if(count($err) > 1 && $err[1] != '')
    $errors['name'][explode("(", $err[0])[1]] = $err[1];
}
print_r($errors);