/**
* Callback for WP >= 3.3
* @since WP 3.3
*/
public function addHelpTab()
{
$screen = IfwPsn_Wp_Proxy_Screen::getCurrent();
$help = array('id' => $this->_id == null ? 1 : $this->_id, 'title' => $this->_title, 'content' => sprintf('<div class="ifw-help-tab-content">%s</div>', $this->_help));
IfwPsn_Wp_Proxy_Screen::addHelpTab($help);
if (!empty($this->_sidebar)) {
IfwPsn_Wp_Proxy_Screen::setHelpSidebar($this->_sidebar);
}
}
/**
* @return mixed
*/
public function getOption()
{
if ($this->_optionValue === null) {
$option = IfwPsn_Wp_Proxy_Screen::getOption('per_page', 'option');
$value = IfwPsn_Wp_Proxy_User::getCurrentUserMetaSingle($option);
if (method_exists($this, '_getOptionCallback')) {
$value = $this->_getOptionCallback($value);
}
$this->_optionValue = $value;
}
return $this->_optionValue;
}
/**
* @param $value
* @return null
*/
protected function _getOptionCallback($value)
{
if (empty($value) || $value < 1) {
$value = IfwPsn_Wp_Proxy_Screen::getOption('per_page', 'default');
}
return (int) $value;
}
/**
* Shortcut for add_action( 'admin_footer-*', 'function_name' )
*
* @param $function_to_add
* @param int $priority
* @param int $accepted_args
* @return bool|void
*/
public static function addAdminFooterCurrentScreen($function_to_add, $priority = 10, $accepted_args = 1)
{
$current = IfwPsn_Wp_Proxy_Screen::getCurrent();
if ($current instanceof WP_Screen) {
return self::add('admin_footer-' . IfwPsn_Wp_Proxy_Screen::getCurrent()->id, $function_to_add, $priority, $accepted_args);
}
return false;
}