// when submitting the form and an error remains
if (!isset($page['sizes_loaded_in_tpl'])) {
$is_gd = pwg_image::get_library() == 'gd' ? true : false;
$template->assign('is_gd', $is_gd);
$template->assign('sizes', array('original_resize_maxwidth' => $conf['original_resize_maxwidth'], 'original_resize_maxheight' => $conf['original_resize_maxheight'], 'original_resize_quality' => $conf['original_resize_quality']));
foreach ($sizes_checkboxes as $checkbox) {
$template->append('sizes', array($checkbox => $conf[$checkbox]), true);
}
// derivatives = multiple size
$enabled = ImageStdParams::get_defined_type_map();
$disabled = @unserialize(@$conf['disabled_derivatives']);
if ($disabled === false) {
$disabled = array();
}
$tpl_vars = array();
foreach (ImageStdParams::get_all_types() as $type) {
$tpl_var = array();
$tpl_var['must_square'] = $type == IMG_SQUARE ? true : false;
$tpl_var['must_enable'] = $type == IMG_SQUARE || $type == IMG_THUMB || $type == $conf['derivative_default_size'] ? true : false;
if ($params = @$enabled[$type]) {
$tpl_var['enabled'] = true;
} else {
$tpl_var['enabled'] = false;
$params = @$disabled[$type];
}
if ($params) {
list($tpl_var['w'], $tpl_var['h']) = $params->sizing->ideal_size;
if (($tpl_var['crop'] = round(100 * $params->sizing->max_crop)) > 0) {
list($tpl_var['minw'], $tpl_var['minh']) = $params->sizing->min_size;
} else {
$tpl_var['minw'] = $tpl_var['minh'] = "";
/**
* Delete all derivative files for one or several types
*
* @param 'all'|int[] $types
*/
function clear_derivative_cache($types = 'all')
{
if ($types === 'all') {
$types = ImageStdParams::get_all_types();
$types[] = IMG_CUSTOM;
} elseif (!is_array($types)) {
$types = array($types);
}
for ($i = 0; $i < count($types); $i++) {
$type = $types[$i];
if ($type == IMG_CUSTOM) {
$type = derivative_to_url($type) . '[a-zA-Z0-9]+';
} elseif (in_array($type, ImageStdParams::get_all_types())) {
$type = derivative_to_url($type);
} else {
//assume a custom type
$type = derivative_to_url(IMG_CUSTOM) . '_' . $type;
}
$types[$i] = $type;
}
$pattern = '#.*-';
if (count($types) > 1) {
$pattern .= '(' . implode('|', $types) . ')';
} else {
$pattern .= $types[0];
}
$pattern .= '\\.[a-zA-Z0-9]{3,4}$#';
if ($contents = @opendir(PHPWG_ROOT_PATH . PWG_DERIVATIVE_DIR)) {
while (($node = readdir($contents)) !== false) {
if ($node != '.' and $node != '..' and is_dir(PHPWG_ROOT_PATH . PWG_DERIVATIVE_DIR . $node)) {
clear_derivative_cache_rec(PHPWG_ROOT_PATH . PWG_DERIVATIVE_DIR . $node, $pattern);
}
}
closedir($contents);
}
}
