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<?php
/**
* @package Joomla.Platform
* @subpackage HTML
*
* @copyright Copyright (C) 2005 - 2014 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
defined('JPATH_PLATFORM') or die;
/**
* Renders a help popup window button
*
* @package Joomla.Platform
* @subpackage HTML
* @since 11.1
*/
class JButtonHelp extends JButton
{
/**
* @var string Button type
*/
protected $_name = 'Help';
/**
* Fetches the button HTML code.
*
* @param string $type Unused string.
* @param string $ref The name of the help screen (its key reference).
* @param boolean $com Use the help file in the component directory.
* @param string $override Use this URL instead of any other.
* @param string $component Name of component to get Help (null for current component)
*
* @return string
*
* @since 11.1
*/
public function fetchButton($type = 'Help', $ref = '', $com = false, $override = null, $component = null)
{
$text = JText::_('JTOOLBAR_HELP');
$class = $this->fetchIconClass('help');
$doTask = $this->_getCommand($ref, $com, $override, $component);
$html = "<a href=\"#\" onclick=\"$doTask\" rel=\"help\" class=\"toolbar\">\n";
$html .= "<span class=\"$class\">\n";
$html .= "</span>\n";
$html .= "$text\n";
$html .= "</a>\n";
return $html;
}
/**
* Get the button id
*
* Redefined from JButton class
*
* @return string Button CSS Id
*
* @since 11.1
*/
public function fetchId()
{
return $this->_parent->getName() . '-' . "help";
}
/**
* Get the JavaScript command for the button
*
* @param string $ref The name of the help screen (its key reference).
* @param boolean $com Use the help file in the component directory.
* @param string $override Use this URL instead of any other.
* @param string $component Name of component to get Help (null for current component)
*
* @return string JavaScript command string
*
* @since 11.1
*/
protected function _getCommand($ref, $com, $override, $component)
{
// Get Help URL
jimport('joomla.language.help');
$url = JHelp::createURL($ref, $com, $override, $component);
$url = htmlspecialchars($url, ENT_QUOTES);
$cmd = "Joomla.popupWindow('$url', '" . JText::_('JHELP', true) . "', 700, 500, 1)";
return $cmd;
}
}