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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) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: FormElement.php 16541 2009-07-07 06:59:03Z bkarwin $
*/
/**
* @see Zend_View_Helper_HtmlElement
*/
require_once 'Zend/View/Helper/HtmlElement.php';
/**
* Base helper for form elements. Extend this, don't use it on its own.
*
* @category Zend
* @package Zend_View
* @subpackage Helper
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
abstract class Zend_View_Helper_FormElement extends Zend_View_Helper_HtmlElement
{
/**
* @var Zend_Translate
*/
protected $_translator;
/**
* Get translator
*
* @return Zend_Translate
*/
public function getTranslator()
{
return $this->_translator;
}
/**
* Set translator
*
* @param $translator|null Zend_Translate
* @return Zend_View_Helper_FormElement
*/
public function setTranslator($translator = null)
{
if (null === $translator) {
$this->_translator = null;
} elseif ($translator instanceof Zend_Translate_Adapter) {
$this->_translator = $translator;
} elseif ($translator instanceof Zend_Translate) {
$this->_translator = $translator->getAdapter();
} else {
require_once 'Zend/Form/Exception.php';
throw new Zend_Form_Exception('Invalid translator specified');
}
return $this;
}
/**
* Converts parameter arguments to an element info array.
*
* E.g, formExample($name, $value, $attribs, $options, $listsep) is
* the same thing as formExample(array('name' => ...)).
*
* Note that you cannot pass a 'disable' param; you need to pass
* it as an 'attribs' key.
*
* @access protected
*
* @return array An element info array with keys for name, value,
* attribs, options, listsep, disable, and escape.
*/
protected function _getInfo($name, $value = null, $attribs = null,
$options = null, $listsep = null
) {
// the baseline info. note that $name serves a dual purpose;
// if an array, it's an element info array that will override
// these baseline values. as such, ignore it for the 'name'
// if it's an array.
$info = array(
'name' => is_array($name) ? '' : $name,
'id' => is_array($name) ? '' : $name,
'value' => $value,
'attribs' => $attribs,
'options' => $options,
'listsep' => $listsep,
'disable' => false,
'escape' => true,
);
// override with named args
if (is_array($name)) {
// only set keys that are already in info
foreach ($info as $key => $val) {
if (isset($name[$key])) {
$info[$key] = $name[$key];
}
}
}
// force attribs to an array, per note from Orjan Persson.
settype($info['attribs'], 'array');
// Normalize readonly tag
if (isset($info['attribs']['readonly'])
&& $info['attribs']['readonly'] != 'readonly')
{
$info['attribs']['readonly'] = 'readonly';
}
// Disable attribute
if (isset($info['attribs']['disable'])
&& is_scalar($info['attribs']['disable']))
{
// disable the element
$info['disable'] = (bool)$info['attribs']['disable'];
unset($info['attribs']['disable']);
} elseif (isset($info['attribs']['disable'])
&& is_array($info['attribs']['disable']))
{
$info['disable'] = $info['attribs']['disable'];
unset($info['attribs']['disable']);
}
// Set ID for element
if (isset($info['attribs']['id'])) {
$info['id'] = (string) $info['attribs']['id'];
} elseif (!isset($info['attribs']['id']) && !empty($info['name'])) {
$id = $info['name'];
if (substr($id, -2) == '[]') {
$id = substr($id, 0, strlen($id) - 2);
}
if (strstr($id, ']')) {
$id = trim($id, ']');
$id = str_replace('][', '-', $id);
$id = str_replace('[', '-', $id);
}
$info['id'] = $id;
}
// Determine escaping from attributes
if (isset($info['attribs']['escape'])) {
$info['escape'] = (bool) $info['attribs']['escape'];
}
// Determine listsetp from attributes
if (isset($info['attribs']['listsep'])) {
$info['listsep'] = (string) $info['attribs']['listsep'];
}
// Remove attribs that might overwrite the other keys. We do this LAST
// because we needed the other attribs values earlier.
foreach ($info as $key => $val) {
if (isset($info['attribs'][$key])) {
unset($info['attribs'][$key]);
}
}
// done!
return $info;
}
/**
* Creates a hidden element.
*
* We have this as a common method because other elements often
* need hidden elements for their operation.
*
* @access protected
*
* @param $name The element name.
*
* @param $value The element value.
*
* @param $attribs Attributes for the element.
*
* @return string A hidden element.
*/
protected function _hidden($name, $value = null, $attribs = null)
{
return '<input type="hidden"'
. ' name="' . $this->view->escape($name) . '"'
. ' value="' . $this->view->escape($value) . '"'
. $this->_htmlAttribs($attribs) . $this->getClosingBracket();
}
}
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