formbehavior.php
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<?php
/**
* @package Joomla.Libraries
* @subpackage HTML
*
* @copyright Copyright (C) 2005 - 2019 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
defined('JPATH_PLATFORM') or die;
use Joomla\Registry\Registry;
/**
* Utility class for form related behaviors
*
* @since 3.0
*/
abstract class JHtmlFormbehavior
{
/**
* @var array Array containing information for loaded files
* @since 3.0
*/
protected static $loaded = array();
/**
* Method to load the Chosen JavaScript framework and supporting CSS into the document head
*
* If debugging mode is on an uncompressed version of Chosen is included for easier debugging.
*
* @param string $selector Class for Chosen elements.
* @param mixed $debug Is debugging mode on? [optional]
* @param array $options the possible Chosen options as name => value [optional]
*
* @return void
*
* @since 3.0
*/
public static function chosen($selector = '.advancedSelect', $debug = null, $options = array())
{
if (isset(static::$loaded[__METHOD__][$selector]))
{
return;
}
// If no debugging value is set, use the configuration setting
if ($debug === null)
{
$debug = JDEBUG;
}
// Default settings
if (!isset($options['disable_search_threshold']))
{
$options['disable_search_threshold'] = 10;
}
// Allow searching contains space in query
if (!isset($options['search_contains']))
{
$options['search_contains'] = true;
}
if (!isset($options['allow_single_deselect']))
{
$options['allow_single_deselect'] = true;
}
if (!isset($options['placeholder_text_multiple']))
{
$options['placeholder_text_multiple'] = JText::_('JGLOBAL_TYPE_OR_SELECT_SOME_OPTIONS');
}
if (!isset($options['placeholder_text_single']))
{
$options['placeholder_text_single'] = JText::_('JGLOBAL_SELECT_AN_OPTION');
}
if (!isset($options['no_results_text']))
{
$options['no_results_text'] = JText::_('JGLOBAL_SELECT_NO_RESULTS_MATCH');
}
$displayData = array(
'debug' => $debug,
'options' => $options,
'selector' => $selector,
);
JLayoutHelper::render('joomla.html.formbehavior.chosen', $displayData);
static::$loaded[__METHOD__][$selector] = true;
return;
}
/**
* Method to load the AJAX Chosen library
*
* If debugging mode is on an uncompressed version of AJAX Chosen is included for easier debugging.
*
* @param Registry $options Options in a Registry object
* @param mixed $debug Is debugging mode on? [optional]
*
* @return void
*
* @since 3.0
*/
public static function ajaxchosen(Registry $options, $debug = null)
{
// Retrieve options/defaults
$selector = $options->get('selector', '.tagfield');
$type = $options->get('type', 'GET');
$url = $options->get('url', null);
$dataType = $options->get('dataType', 'json');
$jsonTermKey = $options->get('jsonTermKey', 'term');
$afterTypeDelay = $options->get('afterTypeDelay', '500');
$minTermLength = $options->get('minTermLength', '3');
// Ajax URL is mandatory
if (!empty($url))
{
if (isset(static::$loaded[__METHOD__][$selector]))
{
return;
}
// Requires chosen to work
static::chosen($selector, $debug);
$displayData = array(
'url' => $url,
'debug' => $debug,
'options' => $options,
'selector' => $selector,
'type' => $type,
'dataType' => $dataType,
'jsonTermKey' => $jsonTermKey,
'afterTypeDelay' => $afterTypeDelay,
'minTermLength' => $minTermLength,
);
JLayoutHelper::render('joomla.html.formbehavior.ajaxchosen', $displayData);
static::$loaded[__METHOD__][$selector] = true;
}
return;
}
}