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<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Form
* @subpackage Decorator
* @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
/** Zend_Form_Decorator_Abstract */
require_once 'Zend/Form/Decorator/Abstract.php';
/** Zend_Form_Decorator_Marker_File_Interface */
require_once 'Zend/Form/Decorator/Marker/File/Interface.php';
/** Zend_File_Transfer_Adapter_Http */
require_once 'Zend/File/Transfer/Adapter/Http.php';
/**
* Zend_Form_Decorator_File
*
* Fixes the rendering for all subform and multi file elements
*
* @category Zend
* @package Zend_Form
* @subpackage Decorator
* @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: File.php 20096 2010-01-06 02:05:09Z bkarwin $
*/
class Zend_Form_Decorator_File
extends Zend_Form_Decorator_Abstract
implements Zend_Form_Decorator_Marker_File_Interface
{
/**
* Attributes that should not be passed to helper
* @var array
*/
protected $_attribBlacklist = array('helper', 'placement', 'separator', 'value');
/**
* Default placement: append
* @var string
*/
protected $_placement = 'APPEND';
/**
* Get attributes to pass to file helper
*
* @return array
*/
public function getAttribs()
{
$attribs = $this->getOptions();
if (null !== ($element = $this->getElement())) {
$attribs = array_merge($attribs, $element->getAttribs());
}
foreach ($this->_attribBlacklist as $key) {
if (array_key_exists($key, $attribs)) {
unset($attribs[$key]);
}
}
return $attribs;
}
/**
* Render a form file
*
* @param string $content
* @return string
*/
public function render($content)
{
$element = $this->getElement();
if (!$element instanceof Zend_Form_Element) {
return $content;
}
$view = $element->getView();
if (!$view instanceof Zend_View_Interface) {
return $content;
}
$name = $element->getName();
$attribs = $this->getAttribs();
if (!array_key_exists('id', $attribs)) {
$attribs['id'] = $name;
}
$separator = $this->getSeparator();
$placement = $this->getPlacement();
$markup = array();
$size = $element->getMaxFileSize();
if ($size > 0) {
$element->setMaxFileSize(0);
$markup[] = $view->formHidden('MAX_FILE_SIZE', $size);
}
if (Zend_File_Transfer_Adapter_Http::isApcAvailable()) {
$markup[] = $view->formHidden(ini_get('apc.rfc1867_name'), uniqid(), array('id' => 'progress_key'));
} else if (Zend_File_Transfer_Adapter_Http::isUploadProgressAvailable()) {
$markup[] = $view->formHidden('UPLOAD_IDENTIFIER', uniqid(), array('id' => 'progress_key'));
}
if ($element->isArray()) {
$name .= "[]";
$count = $element->getMultiFile();
for ($i = 0; $i < $count; ++$i) {
$htmlAttribs = $attribs;
$htmlAttribs['id'] .= '-' . $i;
$markup[] = $view->formFile($name, $htmlAttribs);
}
} else {
$markup[] = $view->formFile($name, $attribs);
}
$markup = implode($separator, $markup);
switch ($placement) {
case self::PREPEND:
return $markup . $separator . $content;
case self::APPEND:
default:
return $content . $separator . $markup;
}
}
}
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