<?php
class Zend_View_Helper_breadcrumb extends Zend_View_Helper_Placeholder_Container_Standalone
{
    public function breadcrumb ($title = null, $setType = Zend_View_Helper_Placeholder_Container_Abstract::APPEND)
    {
        if ($title) {
            if ($setType == Zend_View_Helper_Placeholder_Container_Abstract::SET) {
                $this->set($title);
            } elseif ($setType == Zend_View_Helper_Placeholder_Container_Abstract::PREPEND) {
                $this->prepend($title);
            } else {
                $this->append($title);
            }
        }
        return $this;
    }

    public function toString ($indent = null)
    {
        $indent = (null !== $indent) ? $this->_getWhitespace($indent) : $this->getIndent();
        $items = array();
        foreach ($this as $item) {
            $items[] = $item;
        }
        $separator = $this->_escape($this->getSeparator());
        if (empty($separator)) $separator='->';
        return $indent . implode($separator, $items);
    }
}