/**
* Compare Stability
*
* @param string $s1
* @param string $s2
* @return int
*/
public function compareStabilities($s1, $s2)
{
if (!$this->_validator) {
$this->_validator = new Mage_Connect_Validator();
}
return $this->_validator->compareStabilities($s1, $s2);
}
/**
* Check channel, add if valid name and not exist
* @param string $chanName
* @param Mage_Connect_Config $config
* @param Mage_Connect_Rest $rest
* @return boolean
*/
public function checkChannel($chanName, $config, $rest = null)
{
if ($this->isChannel($chanName)) {
return true;
}
$uri = '';
$_validator = new Mage_Connect_Validator();
if ($this->isChannelName($chanName)) {
$uri = $this->chanUrl($chanName);
} elseif ($_validator->validateUrl($chanName)) {
$uri = $chanName;
} elseif ($chanName) {
$uri = $config->protocol . '://' . $chanName;
} else {
throw new Exception("'{$channel}' is not existant channel name / valid uri");
}
if ($uri && !$this->isChannel($uri)) {
if (!isset($rest)) {
$rest = new Mage_Connect_Rest($config->protocol);
}
$rest->setChannel($uri);
$data = $rest->getChannelInfo();
$data->uri = $uri;
$this->addChannel($data->name, $uri);
}
return $this->isChannel($uri);
}