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Filename : integration.php
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<?php
/**
 * JUNewsUltra Pro
 *
 * @version          6.x
 * @package          UNewsUltra Pro
 * @author           Denys D. Nosov (denys@joomla-ua.org)
 * @copyright    (C) 2007-2017 by Denys D. Nosov (http://joomla-ua.org)
 * @license          GNU/GPL: http://www.gnu.org/copyleft/gpl.html
 *
 **/

defined('JPATH_PLATFORM') or die;

class JFormFieldIntegration extends JFormField
{
	protected $type = 'Integration';

	/**
	 *
	 * @return string
	 *
	 * @since 6.0
	 */
	protected function getInput()
	{
		$html = array();

		$class = ($this->element['class'] ? ' class="radio ' . (string) $this->element['class'] . '"' : ' class="radio"');
		$path  = ($this->element['path'] ? JPATH_SITE . $this->element['path'] : '');

		if (!file_exists($path))
		{
			$tips   = ' <sup class="label label-inverse">' . JText::_('MOD_JUNEWS_NOTINSTALL') . '</sup>';
			$html[] = '<fieldset id="' . $this->id . '"' . $class . '>' . $tips . '</fieldset>';
		}
		else
		{
			$html[] = '<fieldset id="' . $this->id . '"' . $class . '>';

			$options = $this->getOptions();

			foreach ($options as $i => $option)
			{
				$checked = ((string) $option->value == (string) $this->value) ? ' checked="checked"' : '';
				$class   = !empty($option->class) ? ' class="' . $option->class . '"' : '';

				$onclick = !empty($option->onclick) ? ' onclick="' . $option->onclick . '"' : '';

				$html[] = '<input type="radio" id="' . $this->id . $i . '" name="' . $this->name . '" value="' . htmlspecialchars($option->value, ENT_COMPAT, 'UTF-8') . '"' . $checked . $class . $onclick . '/>';
				$html[] = '<label for="' . $this->id . $i . '" id="' . $this->id . $i . '">' . JText::alt($option->text, preg_replace('/[^a-zA-Z0-9_\-]/', '_', $this->fieldname)) . '</label>';
			}

			$html[] = '</fieldset>';
		}

		return implode($html);
	}

	/**
	 *
	 * @return array
	 *
	 * @since 6.0
	 */
	protected function getOptions()
	{
		$options = array();

		foreach ($this->element->children() as $option)
		{
			if ($option->getName() != 'option') continue;

			$tmp          = JHtml::_('select.option', (string) $option['value'], trim((string) $option), 'value', 'text', ((string) $option['disabled'] == 'true'));
			$tmp->class   = (string) $option['class'];
			$tmp->onclick = (string) $option['onclick'];

			$options[] = $tmp;
		}

		reset($options);

		return $options;
	}
}