_helper = (string) $helper; return $this; } /** * Get view helper for rendering form * * @return string */ public function getHelper() { if (null !== ($helper = $this->getOption('helper'))) { $this->setHelper($helper); $this->removeOption('helper'); } return $this->_helper; } /** * Retrieve decorator options * * Assures that form action and method are set, and sets appropriate * encoding type if current method is POST. * * @return array */ public function getOptions() { if (null !== ($element = $this->getElement())) { if ($element instanceof Zend_Form) { $element->getAction(); $method = $element->getMethod(); if ($method == Zend_Form::METHOD_POST) { $this->setOption('enctype', 'application/x-www-form-urlencoded'); } foreach ($element->getAttribs() as $key => $value) { $this->setOption($key, $value); } } elseif ($element instanceof Zend_Form_DisplayGroup) { foreach ($element->getAttribs() as $key => $value) { $this->setOption($key, $value); } } } if (isset($this->_options['method'])) { $this->_options['method'] = strtolower($this->_options['method']); } return $this->_options; } /** * Render a form * * Replaces $content entirely from currently set element. * * @param string $content * @return string */ public function render($content) { $form = $this->getElement(); $view = $form->getView(); if (null === $view) { return $content; } $helper = $this->getHelper(); $attribs = $this->getOptions(); $name = $form->getFullyQualifiedName(); $id = $form->getId(); if (!empty($id)) { $attribs['id'] = $id; } return $view->$helper($name, $attribs, $content); } }