/**
* @param RokSprocket_Item $item
* @param bool|string $default_field
* @param bool|string $defaults_custom_field
* @param bool|string $per_item_field
*
* @return bool|null|RokSprocket_Item_Link
*/
protected function setupLink(RokSprocket_Item &$item, $default_field = false, $defaults_custom_field = false, $per_item_field = false)
{
$link = false;
$deflink = false;
if (!$default_field) {
$deflink = false;
} else {
switch ($this->parameters->get($default_field, 'primary')) {
case 'none':
$deflink = false;
break;
case 'primary':
$deflink = $item->getPrimaryLink();
break;
case 'custom':
if ($defaults_custom_field) {
$deflink = $this->parameters->get($defaults_custom_field, false) ? new RokSprocket_Item_Link(htmlspecialchars(htmlspecialchars_decode($this->parameters->get($defaults_custom_field)))) : false;
break;
}
default:
$deflink = $item->getLink($this->parameters->get($default_field));
}
}
if (!$per_item_field) {
$link = $deflink;
} else {
switch (trim($item->getParam($per_item_field, '-default-'))) {
case '-none-':
$link = false;
break;
case '-article-':
$link = $item->getPrimaryLink();
break;
case '-default-':
$link = $deflink;
break;
default:
$link = $item->getParam($per_item_field, '');
if (!empty($link)) {
$link = new RokSprocket_Item_Link(htmlspecialchars(htmlspecialchars_decode($item->getParam($per_item_field, ''))));
} else {
$link = $deflink;
}
}
}
return $link;
}
