[PHP] xat vol scraper

<?php
$json = json_decode(file_get_contents("http://util.xat.com/wiki/api.php?action=query&titles=Template:List_of_ticket_volunteers&prop=revisions&rvprop=content&format=json"), true);
$wiki = $json['query']['pages'][18011]['revisions'][0]['*'];
$wiki = array_filter(explode("\n", explode("|}", explode("</noinclude>", str_replace("", "", preg_replace("/<!--(.*?)-->/", "", $wiki)))[1])[0]));
$vols = array();
foreach($wiki as $vol) {
    $vol = explode(" | ", explode("}}", explode("{{", $vol)[1])[0]);
    unset($vol[0]);
    $vol2 = array();
    foreach($vol as $v) {
        $v = explode("=", $v);
        $vol2[$v[0]] = $v[1];
    }
    /*$name = $vol2['name'];
    unset($vol2['name']);
    $vols[$name] = $vol2;*/
    $vols[$vol2['xat']] = $vol2['id'];
}
print_r($vols);