stack, $name);
$tag = $this->_getStackLocation();
// Reset the data
if (isset($this->$tag))
{
$this->$tag->_data = "";
}
switch ($name)
{
case 'UPDATE':
$this->current_update = JTable::getInstance('update');
$this->current_update->update_site_id = $this->updateSiteId;
$this->current_update->detailsurl = $this->_url;
$this->current_update->folder = "";
$this->current_update->client_id = 1;
break;
// Don't do anything
case 'UPDATES':
break;
default:
if (in_array($name, $this->updatecols))
{
$name = strtolower($name);
$this->current_update->$name = '';
}
if ($name == 'TARGETPLATFORM')
{
$this->current_update->targetplatform = $attrs;
}
break;
}
}
/**
* Character Parser Function
*
* @param object $parser Parser object.
* @param object $name The name of the element.
*
* @return void
*
* @since 11.1
*/
protected function _endElement($parser, $name)
{
array_pop($this->stack);
// @todo remove code: echo 'Closing: '. $name .'
';
switch ($name)
{
case 'UPDATE':
$ver = new JVersion;
// Lower case and remove the exclamation mark
$product = strtolower(JFilterInput::getInstance()->clean($ver->PRODUCT, 'cmd'));
// Check that the product matches and that the version matches (optionally a regexp)
// Check for optional min_dev_level and max_dev_level attributes to further specify targetplatform (e.g., 3.0.1)
if ($product == $this->current_update->targetplatform['NAME']
&& preg_match('/' . $this->currentUpdate->targetplatform->version . '/', $ver->RELEASE)
&& ((!isset($this->currentUpdate->targetplatform->min_dev_level)) || $ver->DEV_LEVEL >= $this->currentUpdate->targetplatform->min_dev_level)
&& ((!isset($this->currentUpdate->targetplatform->max_dev_level)) || $ver->DEV_LEVEL <= $this->currentUpdate->targetplatform->max_dev_level))
{
// Target platform isn't a valid field in the update table so unset it to prevent J! from trying to store it
unset($this->current_update->targetplatform);
if (isset($this->latest))
{
if (version_compare($this->current_update->version, $this->latest->version, '>') == 1)
{
$this->latest = $this->current_update;
}
}
else
{
$this->latest = $this->current_update;
}
}
break;
case 'UPDATES':
// :D
break;
}
}
/**
* Character Parser Function
*
* @param object $parser Parser object.
* @param object $data The data.
*
* @return void
*
* @note This is public because its called externally.
* @since 11.1
*/
protected function _characterData($parser, $data)
{
$tag = $this->_getLastTag();
/**
* @todo remove code
* if(!isset($this->$tag->_data)) $this->$tag->_data = '';
* $this->$tag->_data .= $data;
*/
if (in_array($tag, $this->updatecols))
{
$tag = strtolower($tag);
$this->current_update->$tag .= $data;
}
}
/**
* Finds an update.
*
* @param array $options Update options.
*
* @return array Array containing the array of update sites and array of updates
*
* @since 11.1
*/
public function findUpdate($options)
{
$url = $options['location'];
$this->_url = &$url;
$this->updateSiteId = $options['update_site_id'];
if (substr($url, -4) != '.xml')
{
if (substr($url, -1) != '/')
{
$url .= '/';
}
$url .= 'extension.xml';
}
$db = $this->parent->getDBO();
$http = JHttpFactory::getHttp();
$response = $http->get($url);
if (!empty($response->code) && 200 != $response->code)
{
$query = $db->getQuery(true)
->update('#__update_sites')
->set('enabled = 0')
->where('update_site_id = ' . $this->updateSiteId);
$db->setQuery($query);
$db->execute();
JLog::add("Error opening url: " . $url, JLog::WARNING, 'updater');
$app = JFactory::getApplication();
$app->enqueueMessage(JText::sprintf('JLIB_UPDATER_ERROR_EXTENSION_OPEN_URL', $url), 'warning');
return false;
}
$this->xmlParser = xml_parser_create('');
xml_set_object($this->xmlParser, $this);
xml_set_element_handler($this->xmlParser, '_startElement', '_endElement');
xml_set_character_data_handler($this->xmlParser, '_characterData');
if (!xml_parse($this->xmlParser, $response->body))
{
JLog::add("Error parsing url: " . $url, JLog::WARNING, 'updater');
$app = JFactory::getApplication();
$app->enqueueMessage(JText::sprintf('JLIB_UPDATER_ERROR_EXTENSION_PARSE_URL', $url), 'warning');
return false;
}
xml_parser_free($this->xmlParser);
if (isset($this->latest))
{
if (isset($this->latest->client) && strlen($this->latest->client))
{
if (is_numeric($this->latest->client))
{
$byName = false;
// has to be 'administrator' or 'site', numeric values are depreceated. See http://docs.joomla.org/Design_of_JUpdate
JLog::add(
'Using numeric values for in the updater xml is deprecated. Use \'administrator\' or \'site\' instead.',
JLog::WARNING, 'deprecated'
);
}
else
{
$byName = true;
}
$this->latest->client_id = JApplicationHelper::getClientInfo($this->latest->client, $byName)->id;
unset($this->latest->client);
}
$updates = array($this->latest);
}
else
{
$updates = array();
}
return array('update_sites' => array(), 'updates' => $updates);
}
}