joomla_test/libraries/legacy/pathway/pathway.php
2020-01-02 22:20:31 +07:00

220 lines
4.3 KiB
PHP

<?php
/**
* @package Joomla.Legacy
* @subpackage Pathway
*
* @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;
/**
* Class to maintain a pathway.
*
* The user's navigated path within the application.
*
* @package Joomla.Legacy
* @subpackage Pathway
* @since 11.1
*/
class JPathway
{
/**
* @var array Array to hold the pathway item objects
* @since 11.1
*/
protected $_pathway = array();
/**
* @var integer Integer number of items in the pathway
* @since 11.1
*/
protected $_count = 0;
/**
* @var array JPathway instances container.
* @since 11.3
*/
protected static $instances = array();
/**
* Class constructor
*
* @param array $options The class options.
*
* @since 11.1
*/
public function __construct($options = array())
{
}
/**
* Returns a JPathway object
*
* @param string $client The name of the client
* @param array $options An associative array of options
*
* @return JPathway A JPathway object.
*
* @since 11.1
* @throws RuntimeException
*/
public static function getInstance($client, $options = array())
{
if (empty(self::$instances[$client]))
{
// Create a JPathway object
$classname = 'JPathway' . ucfirst($client);
if (!class_exists($classname))
{
JLog::add('Non-autoloadable JPathway subclasses are deprecated.', JLog::WARNING, 'deprecated');
// Load the pathway object
$info = JApplicationHelper::getClientInfo($client, true);
if (is_object($info))
{
$path = $info->path . '/includes/pathway.php';
if (file_exists($path))
{
include_once $path;
}
}
}
if (class_exists($classname))
{
self::$instances[$client] = new $classname($options);
}
else
{
throw new RuntimeException(JText::sprintf('JLIB_APPLICATION_ERROR_PATHWAY_LOAD', $client), 500);
}
}
return self::$instances[$client];
}
/**
* Return the JPathWay items array
*
* @return array Array of pathway items
*
* @since 11.1
*/
public function getPathway()
{
$pw = $this->_pathway;
// Use array_values to reset the array keys numerically
return array_values($pw);
}
/**
* Set the JPathway items array.
*
* @param array $pathway An array of pathway objects.
*
* @return array The previous pathway data.
*
* @since 11.1
*/
public function setPathway($pathway)
{
$oldPathway = $this->_pathway;
// Set the new pathway.
$this->_pathway = array_values((array) $pathway);
return array_values($oldPathway);
}
/**
* Create and return an array of the pathway names.
*
* @return array Array of names of pathway items
*
* @since 11.1
*/
public function getPathwayNames()
{
$names = array();
// Build the names array using just the names of each pathway item
foreach ($this->_pathway as $item)
{
$names[] = $item->name;
}
// Use array_values to reset the array keys numerically
return array_values($names);
}
/**
* Create and add an item to the pathway.
*
* @param string $name The name of the item.
* @param string $link The link to the item.
*
* @return boolean True on success
*
* @since 11.1
*/
public function addItem($name, $link = '')
{
$ret = false;
if ($this->_pathway[] = $this->_makeItem($name, $link))
{
$ret = true;
$this->_count++;
}
return $ret;
}
/**
* Set item name.
*
* @param integer $id The id of the item on which to set the name.
* @param string $name The name to set.
*
* @return boolean True on success
*
* @since 11.1
*/
public function setItemName($id, $name)
{
$ret = false;
if (isset($this->_pathway[$id]))
{
$this->_pathway[$id]->name = $name;
$ret = true;
}
return $ret;
}
/**
* Create and return a new pathway object.
*
* @param string $name Name of the item
* @param string $link Link to the item
*
* @return JPathway Pathway item object
*
* @since 11.1
*/
protected function _makeItem($name, $link)
{
$item = new stdClass;
$item->name = html_entity_decode($name, ENT_COMPAT, 'UTF-8');
$item->link = $link;
return $item;
}
}