/**
* Validate settings for the tab.
*/
function dg_validate_settings($values)
{
global $dg_options;
$ret = $dg_options;
$responseArr = array('result' => false);
if (isset($values['entry'])) {
$ID = intval($values['entry']);
} else {
$ID = -1;
}
// Thumbnail(s) cleanup;
// cleanup value is a marker
if (isset($values['cleanup']) && isset($values['ids'])) {
$deleted = array_values(array_intersect(array_keys(DG_Thumb::getThumbs()), $values['ids']));
DG_Thumb::purgeThumbs($deleted);
$responseArr['result'] = true;
$responseArr['deleted'] = $deleted;
} elseif (isset($values['title']) && $ID != -1) {
$attachment = array('ID' => $ID, 'post_title' => rawurldecode(addslashes($values['title'])));
if (wp_update_post($attachment)) {
$responseArr['result'] = true;
}
} elseif (isset($values['description']) && $ID != -1) {
$attachment = array('ID' => $ID, 'post_content' => rawurldecode(addslashes($values['description'])));
if (wp_update_post($attachment)) {
$responseArr['result'] = true;
}
} elseif (isset($values['upload']) && isset($_FILES['file']) && array_key_exists($ID, DG_Thumb::getThumbs())) {
$uploaded_filename = DG_Admin::validateUploadedFile();
if ($uploaded_filename && ($thumb = DG_Thumber::setThumbnail($ID, $uploaded_filename))) {
$responseArr['result'] = true;
$responseArr['url'] = $thumb->getUrl();
}
}
if (defined('DOING_AJAX') && DOING_AJAX) {
@header('Content-Type: application/json; charset=' . get_option('blog_charset'));
echo wp_json_encode($responseArr);
add_filter('wp_redirect', 'dg_exit', 1, 0);
}
return $ret;
}
/**
* Sets the thumbnail for the given attachment ID.
*
* @param int $ID Document ID.
* @param string $path System path to thumbnail.
* @param string $generator Descriptor for generation method -- usually method name.
*
* @return bool Whether set was successful.
*/
public static function setThumbnail($ID, $path, $generator = 'unknown')
{
include_once DG_PATH . 'inc/class-thumber.php';
return DG_Thumber::setThumbnail($ID, $path, $generator);
}
/**
* Processes the POST request, generating a ThumberResponse, validating, and passing the result to $callback.
* If not using client.php as the webhook, whoever receives webhook response should first invoke this method to
* validate response.
*/
public function receiveThumbResponse()
{
$resp = parent::receiveThumbResponse();
if (is_null($resp)) {
return;
}
$nonce = $resp->getNonce();
$split = explode(DG_ThumberCoThumber::NonceSeparator, $nonce);
if ($resp->getSuccess() && count($split) === 2) {
$ID = absint($split[0]);
$tmpfile = DG_Util::getTempFile();
file_put_contents($tmpfile, $resp->getDecodedData());
DG_Thumber::setThumbnail($ID, $tmpfile, array(__CLASS__, 'getThumberThumbnail'));
DG_Logger::writeLog(DG_LogLevel::Detail, "Received thumbnail from Thumber for attachment #{$split[0]}.");
} else {
$ID = count($split) > 0 ? $split[0] : $nonce;
DG_Logger::writeLog(DG_LogLevel::Warning, "Thumber was unable to process attachment #{$ID}: " . $resp->getError());
}
}
/**
* Save a Meta Box.
*/
public static function saveMetaBox($post_id)
{
// Check if our nonce is set.
// Verify that the nonce is valid.
// If this is an autosave, our form has not been submitted, so we don't want to do anything.
if (!isset($_POST[DG_OPTION_NAME . '_meta_box_nonce']) || !wp_verify_nonce($_POST[DG_OPTION_NAME . '_meta_box_nonce'], DG_OPTION_NAME . '_meta_box') || defined('DOING_AUTOSAVE') && DOING_AUTOSAVE) {
return;
}
global $dg_options;
$responseArr = array('result' => false);
if (isset($_POST[DG_OPTION_NAME]['entry'])) {
$ID = intval($_POST[DG_OPTION_NAME]['entry']);
} else {
$ID = -1;
}
if (isset($_POST[DG_OPTION_NAME]['upload']) && isset($_FILES['file']) && isset($dg_options['thumber']['thumbs'][$ID])) {
$old_path = $dg_options['thumber']['thumbs'][$ID]['thumb_path'];
$uploaded_filename = self::validateUploadedFile();
if ($uploaded_filename && DG_Thumber::setThumbnail($ID, $uploaded_filename)) {
if ($dg_options['thumber']['thumbs'][$ID]['thumb_path'] !== $old_path) {
@unlink($old_path);
}
$responseArr['result'] = true;
$responseArr['url'] = $dg_options['thumber']['thumbs'][$ID]['thumb_url'];
}
}
if (isset($_POST[DG_OPTION_NAME]['ajax'])) {
wp_send_json($responseArr);
}
}