Current File : /home/admin/domains/happytokorea.com/public_html_bk/test2/plugins/extension/joomla/joomla.php
<?php
/**
* @package Joomla.Plugin
* @subpackage Extension.Joomla
*
* @copyright Copyright (C) 2005 - 2014 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
defined('_JEXEC') or die;
/**
* Joomla! master extension plugin.
*
* @package Joomla.Plugin
* @subpackage Extension.Joomla
* @since 1.6
*/
class PlgExtensionJoomla extends JPlugin
{
/**
* @var integer Extension Identifier
* @since 1.6
*/
private $eid = 0;
/**
* @var JInstaller Installer object
* @since 1.6
*/
private $installer = null;
/**
* Load the language file on instantiation.
*
* @var boolean
* @since 3.1
*/
protected $autoloadLanguage = true;
/**
* Adds an update site to the table if it doesn't exist.
*
* @param string $name The friendly name of the site
* @param string $type The type of site (e.g. collection or extension)
* @param string $location The URI for the site
* @param boolean $enabled If this site is enabled
*
* @return void
*
* @since 1.6
*/
private function addUpdateSite($name, $type, $location, $enabled)
{
$db = JFactory::getDbo();
// Look if the location is used already; doesn't matter what type you can't have two types at the same address, doesn't make sense
$query = $db->getQuery(true)
->select('update_site_id')
->from('#__update_sites')
->where('location = ' . $db->quote($location));
$db->setQuery($query);
$update_site_id = (int) $db->loadResult();
// If it doesn't exist, add it!
if (!$update_site_id)
{
$query->clear()
->insert('#__update_sites')
->columns(array($db->quoteName('name'), $db->quoteName('type'), $db->quoteName('location'), $db->quoteName('enabled')))
->values($db->quote($name) . ', ' . $db->quote($type) . ', ' . $db->quote($location) . ', ' . (int) $enabled);
$db->setQuery($query);
if ($db->execute())
{
// Link up this extension to the update site
$update_site_id = $db->insertid();
}
}
// Check if it has an update site id (creation might have faileD)
if ($update_site_id)
{
// Look for an update site entry that exists
$query->clear()
->select('update_site_id')
->from('#__update_sites_extensions')
->where('update_site_id = ' . $update_site_id)
->where('extension_id = ' . $this->eid);
$db->setQuery($query);
$tmpid = (int) $db->loadResult();
if (!$tmpid)
{
// Link this extension to the relevant update site
$query->clear()
->insert('#__update_sites_extensions')
->columns(array($db->quoteName('update_site_id'), $db->quoteName('extension_id')))
->values($update_site_id . ', ' . $this->eid);
$db->setQuery($query);
$db->execute();
}
}
}
/**
* Handle post extension install update sites
*
* @param JInstaller $installer Installer object
* @param integer $eid Extension Identifier
*
* @return void
*
* @since 1.6
*/
public function onExtensionAfterInstall($installer, $eid )
{
if ($eid)
{
$this->installer = $installer;
$this->eid = $eid;
// After an install we only need to do update sites
$this->processUpdateSites();
}
}
/**
* Handle extension uninstall
*
* @param JInstaller $installer Installer instance
* @param integer $eid Extension id
* @param integer $result Installation result
*
* @return void
*
* @since 1.6
*/
public function onExtensionAfterUninstall($installer, $eid, $result)
{
if ($eid)
{
// Wipe out any update_sites_extensions links
$db = JFactory::getDbo();
$query = $db->getQuery(true)
->delete('#__update_sites_extensions')
->where('extension_id = ' . $eid);
$db->setQuery($query);
$db->execute();
// Delete any unused update sites
$query->clear()
->select('update_site_id')
->from('#__update_sites_extensions');
$db->setQuery($query);
$results = $db->loadColumn();
if (is_array($results))
{
// So we need to delete the update sites and their associated updates
$updatesite_delete = $db->getQuery(true);
$updatesite_delete->delete('#__update_sites');
$updatesite_query = $db->getQuery(true);
$updatesite_query->select('update_site_id')
->from('#__update_sites');
// If we get results back then we can exclude them
if (count($results))
{
$updatesite_query->where('update_site_id NOT IN (' . implode(',', $results) . ')');
$updatesite_delete->where('update_site_id NOT IN (' . implode(',', $results) . ')');
}
// So let's find what update sites we're about to nuke and remove their associated extensions
$db->setQuery($updatesite_query);
$update_sites_pending_delete = $db->loadColumn();
if (is_array($update_sites_pending_delete) && count($update_sites_pending_delete))
{
// Nuke any pending updates with this site before we delete it
// TODO: investigate alternative of using a query after the delete below with a query and not in like above
$query->clear()
->delete('#__updates')
->where('update_site_id IN (' . implode(',', $update_sites_pending_delete) . ')');
$db->setQuery($query);
$db->execute();
}
// Note: this might wipe out the entire table if there are no extensions linked
$db->setQuery($updatesite_delete);
$db->execute();
}
// Last but not least we wipe out any pending updates for the extension
$query->clear()
->delete('#__updates')
->where('extension_id = '. $eid);
$db->setQuery($query);
$db->execute();
}
}
/**
* After update of an extension
*
* @param JInstaller $installer Installer object
* @param integer $eid Extension identifier
*
* @return void
*
* @since 1.6
*/
public function onExtensionAfterUpdate($installer, $eid)
{
if ($eid)
{
$this->installer = $installer;
$this->eid = $eid;
// handle any update sites
$this->processUpdateSites();
}
}
/**
* Processes the list of update sites for an extension.
*
* @return void
*
* @since 1.6
*/
private function processUpdateSites()
{
$manifest = $this->installer->getManifest();
$updateservers = $manifest->updateservers;
if ($updateservers)
{
$children = $updateservers->children();
}
else
{
$children = array();
}
if (count($children))
{
foreach ($children as $child)
{
$attrs = $child->attributes();
$this->addUpdateSite($attrs['name'], $attrs['type'], trim($child), true);
}
}
else
{
$data = trim((string) $updateservers);
if (strlen($data))
{
// We have a single entry in the update server line, let us presume this is an extension line
$this->addUpdateSite(JText::_('PLG_EXTENSION_JOOMLA_UNKNOWN_SITE'), 'extension', $data, true);
}
}
}
}