joomla_test/libraries/joomla/form/fields/checkboxes.php
2020-01-02 22:20:31 +07:00

138 lines
3.6 KiB
PHP

<?php
/**
* @package Joomla.Platform
* @subpackage Form
*
* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
defined('JPATH_PLATFORM') or die;
/**
* Form Field class for the Joomla Platform.
* Displays options as a list of check boxes.
* Multiselect may be forced to be true.
*
* @package Joomla.Platform
* @subpackage Form
* @see JFormFieldCheckbox
* @since 11.1
*/
class JFormFieldCheckboxes extends JFormField
{
/**
* The form field type.
*
* @var string
* @since 11.1
*/
protected $type = 'Checkboxes';
/**
* Flag to tell the field to always be in multiple values mode.
*
* @var boolean
* @since 11.1
*/
protected $forceMultiple = true;
/**
* Method to get the field input markup for check boxes.
*
* @return string The field input markup.
*
* @since 11.1
*/
protected function getInput()
{
$html = array();
// Initialize some field attributes.
$class = $this->element['class'] ? ' class="checkboxes ' . (string) $this->element['class'] . '"' : ' class="checkboxes"';
$checkedOptions = explode(',', (string) $this->element['checked']);
// Start the checkbox field output.
$html[] = '<fieldset id="' . $this->id . '"' . $class . '>';
// Get the field options.
$options = $this->getOptions();
// Build the checkbox field output.
$html[] = '<ul>';
foreach ($options as $i => $option)
{
// Initialize some option attributes.
if (!isset($this->value) || empty($this->value))
{
$checked = (in_array((string) $option->value, (array) $checkedOptions) ? ' checked="checked"' : '');
}
else
{
$value = !is_array($this->value) ? explode(',', $this->value) : $this->value;
$checked = (in_array((string) $option->value, $value) ? ' checked="checked"' : '');
}
$class = !empty($option->class) ? ' class="' . $option->class . '"' : '';
$required = !empty($option->required) ? ' required="required" aria-required="true"' : '';
$disabled = !empty($option->disable) ? ' disabled="disabled"' : '';
// Initialize some JavaScript option attributes.
$onclick = !empty($option->onclick) ? ' onclick="' . $option->onclick . '"' : '';
$html[] = '<li>';
$html[] = '<input type="checkbox" id="' . $this->id . $i . '" name="' . $this->name . '" value="'
. htmlspecialchars($option->value, ENT_COMPAT, 'UTF-8') . '"' . $checked . $class . $onclick . $disabled . $required . '/>';
$html[] = '<label for="' . $this->id . $i . '"' . $class . '>' . JText::_($option->text) . '</label>';
$html[] = '</li>';
}
$html[] = '</ul>';
// End the checkbox field output.
$html[] = '</fieldset>';
return implode($html);
}
/**
* Method to get the field options.
*
* @return array The field option objects.
*
* @since 11.1
*/
protected function getOptions()
{
$options = array();
foreach ($this->element->children() as $option)
{
// Only add <option /> elements.
if ($option->getName() != 'option')
{
continue;
}
// Create a new option object based on the <option /> element.
$tmp = JHtml::_(
'select.option', (string) $option['value'], trim((string) $option), 'value', 'text',
((string) $option['disabled'] == 'true')
);
// Set some option attributes.
$tmp->class = (string) $option['class'];
// Set some JavaScript option attributes.
$tmp->onclick = (string) $option['onclick'];
// Add the option object to the result set.
$options[] = $tmp;
}
reset($options);
return $options;
}
}