Function xml_site_adder

models/adders.php:88–128

* XML Site Adder */

($site_url)

 * XML Site Adder
 */
function xml_site_adder($site_url){
    
    // Instantiate Guzzle client to accept XML
    $options = [
        'headers' => ['Accept' => 'application/xml'],
        'verify' => false,
    ];
    $client = new Client($options);

    // Valid XML files are only allowed!
    $xml_contents = $client->get($site_url)->getBody();
    if(!str_starts_with($xml_contents, '<?xml')) {
        throw new Exception("$site_url did not return XML");
    }

    // Convert XML to JSON, so we can use it later
    $xml = simplexml_load_string($xml_contents);
    $json = json_encode($xml);
    $json_entries = json_decode($json, true);

    // Push JSON to pages array.
    $pages = [];
    if(array_key_exists('url', $json_entries)){

        // This gets around a weird bug where json_decode
        // doesn't wrap single entry XMLs into an array.
        if(!empty($json_entries['url']['loc'])){
            $json_entries['url'] = [$json_entries['url']];
        }

        // Now we can prepare our output
        foreach ($json_entries['url'] as $page):
            array_push($pages, $page['loc']);
        endforeach;

    }

    // Prepare contents and return them.
    return $pages;

}