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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_View
* @subpackage Helper
* @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
* @version $Id: PartialLoop.php 20096 2010-01-06 02:05:09Z bkarwin $
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
/** Zend_View_Helper_Partial */
require_once 'Zend/View/Helper/Partial.php';
/**
* Helper for rendering a template fragment in its own variable scope; iterates
* over data provided and renders for each iteration.
*
* @package Zend_View
* @subpackage Helper
* @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_View_Helper_PartialLoop extends Zend_View_Helper_Partial
{
/**
* Marker to where the pointer is at in the loop
* @var integer
*/
protected $partialCounter = 0;
/**
* Renders a template fragment within a variable scope distinct from the
* calling View object.
*
* If no arguments are provided, returns object instance.
*
* @param string $name Name of view script
* @param string|array $module If $model is empty, and $module is an array,
* these are the variables to populate in the
* view. Otherwise, the module in which the
* partial resides
* @param array $model Variables to populate in the view
* @return string
*/
public function partialLoop($name = null, $module = null, $model = null)
{
if (0 == func_num_args()) {
return $this;
}
if ((null === $model) && (null !== $module)) {
$model = $module;
$module = null;
}
if (!is_array($model)
&& (!$model instanceof Traversable)
&& (is_object($model) && !method_exists($model, 'toArray'))
) {
require_once 'Zend/View/Helper/Partial/Exception.php';
$e = new Zend_View_Helper_Partial_Exception('PartialLoop helper requires iterable data');
$e->setView($this->view);
throw $e;
}
if (is_object($model)
&& (!$model instanceof Traversable)
&& method_exists($model, 'toArray')
) {
$model = $model->toArray();
}
$content = '';
// reset the counter if it's call again
$this->partialCounter = 0;
foreach ($model as $item) {
// increment the counter variable
$this->partialCounter++;
$content .= $this->partial($name, $module, $item);
}
return $content;
}
}
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