/usr/share/php/libzend-framework-php/ZendX/JQuery/View/Helper/Slider.php is in libzend-framework-zendx-php 1.11.11-0ubuntu3.
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/**
* 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 ZendX
* @package ZendX_JQuery
* @subpackage View
* @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: Slider.php 20165 2010-01-09 18:57:56Z bkarwin $
*/
/**
* @see ZendX_JQuery_View_Helper_UiWidget
*/
require_once "ZendX/JQuery/View/Helper/UiWidget.php";
/**
* jQuery Slider View Helper
*
* @uses Zend_Json
* @package ZendX_JQuery
* @subpackage View
* @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 ZendX_JQuery_View_Helper_Slider extends ZendX_JQuery_View_Helper_UiWidget
{
/**
* Create jQuery slider that updates its values into a hidden form input field.
*
* @link http://docs.jquery.com/UI/Slider
* @param string $id
* @param string $value
* @param array $params
* @param array $attribs
* @return string
*/
public function slider($id, $value = null, array $params = array(), array $attribs = array())
{
if(!isset($attribs['id'])) {
$attribs['id'] = $id;
}
$jqh = ZendX_JQuery_View_Helper_JQuery::getJQueryHandler();
$params = $this->initializeStartingValues($value, $params);
$handleCount = $this->getHandleCount($params);
// Build the Change/Update functionality of the Slider via javascript, updating hidden fields. aswell as hidden fields
$hidden = "";
if(!isset($params['change'])) {
$sliderUpdateFn = 'function(e, ui) {'.PHP_EOL;
for($i = 0; $i < $handleCount; $i++) {
// Js Func
if($i === 0) {
$sliderHiddenId = $attribs['id'];
} else {
$sliderHiddenId = $attribs['id']."-".$i;
}
$sliderUpdateFn .= $this->getChangeCallback($jqh, $sliderHiddenId, $attribs['id'], $i);
// Hidden Fields
$startValue = $this->getHandleValue($i, $params);
$hiddenAttribs = array('type' => 'hidden', 'id' => $sliderHiddenId, 'name' => $sliderHiddenId, 'value' => $startValue);
$hidden .= '<input' . $this->_htmlAttribs($hiddenAttribs) . $this->getClosingBracket(). PHP_EOL;
}
$sliderUpdateFn .= "}".PHP_EOL;
$params['change'] = new Zend_Json_Expr($sliderUpdateFn);
}
$attribs['id'] .= "-slider";
if(count($params) > 0) {
$params = ZendX_JQuery::encodeJson($params);
} else {
$params = '{}';
}
$js = sprintf('%s("#%s").slider(%s);', $jqh, $attribs['id'], $params);
$this->jquery->addOnLoad($js);
$html = '<div' . $this->_htmlAttribs($attribs) . '>';
for($i = 0; $i < $handleCount; $i++) {
$html .= '<div class="ui-slider-handle"></div>';
}
$html .= '</div>';
return $hidden.$html;
}
protected function getChangeCallback($jqh, $sliderHiddenId, $elementId, $handlerNum)
{
if(version_compare($this->jquery->getUiVersion(), "1.7.0") >= 0) {
return sprintf(' %s("#%s").attr("value", %s("#%s-slider").slider("values", %d));'.PHP_EOL,
$jqh, $sliderHiddenId, $jqh, $elementId, $handlerNum
);
} else {
return sprintf(' %s("#%s").attr("value", %s("#%s-slider").slider("value", %d));'.PHP_EOL,
$jqh, $sliderHiddenId, $jqh, $elementId, $handlerNum
);
}
}
protected function getHandleCount($params)
{
if(version_compare($this->jquery->getUiVersion(), "1.7.0") >= 0) {
return count($params['values']);
} else {
return count($params['handles']);
}
}
protected function getHandleValue($handleNum, $params)
{
if(version_compare($this->jquery->getUiVersion(), "1.7.0") >= 0) {
return $params['values'][$handleNum];
} else {
return $params['handles'][$handleNum]['start'];
}
}
protected function initializeStartingValues($value, $params)
{
$values = array();
if(isset($params['value'])) {
$values[] = $params['value'];
unset($params['value']);
} else if(isset($params['values'])) {
$values = $params['values'];
unset($params['values']);
} else if(isset($params['handles'])) {
for($i = 0; $i < count($params['handles']); $i++) {
$values[] = $params['handles'][$i]['start'];
}
unset($params['handles']);
} else if(isset($params['startValue'])) {
$values[] = $params['startValue'];
unset($params['startValue']);
} else if(is_numeric($value)) {
$values[] = $value;
}
if(version_compare($this->jquery->getUiVersion(), "1.7.0") >= 0) {
$params['values'] = $values;
} else {
$params['handles'] = array();
for($i = 0; $i < count($values); $i++) {
$params['handles'][$i]['start'] = $values[$i];
}
}
return $params;
}
}
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