/**
* validate a downloaded package against installed packages
*
* @param $pkg downloaded package package.xml object
* @param array $params full list of packages to install
* @return bool
*/
function validateDownloadedPackage(\PEAR2\Pyrus\PackageFileInterface $pkg, $params = array())
{
$me = $pkg->channel . '/' . $pkg->name;
$reg = Config::current()->registry;
$deppackages = $reg->getDependentPackages($pkg);
$fail = false;
if ($deppackages) {
$actual = array();
// first, remove packages that will be installed
foreach ($deppackages as $package) {
foreach ($params as $packd) {
if (strtolower($packd->name) == strtolower($package->name) && $packd->channel == $package->channel) {
\PEAR2\Pyrus\Logger::log(3, 'skipping installed package check of "' . Config::parsedPackageNameToString(array('channel' => $package->channel, 'package' => $package->name), true) . '", version "' . $packd->version['release'] . '" will be ' . 'downloaded and installed');
continue 2;
}
}
$actual[] = $package;
}
foreach ($actual as $package) {
$checker = new \PEAR2\Pyrus\Dependency\Validator(array('channel' => $package->channel, 'package' => $package->name), $this->_state, $this->errs);
foreach ($params as $packd) {
$deps = $package->dependencies['required']->package;
if (isset($deps[$me])) {
$ret = $checker->_validatePackageDownload($deps[$me], array($pkg, $package));
}
$deps = $package->dependencies['required']->subpackage;
if (isset($deps[$me])) {
$ret = $checker->_validatePackageDownload($deps[$me], array($pkg));
}
$deps = $package->dependencies['optional']->package;
if (isset($deps[$me])) {
$ret = $checker->_validatePackageDownload($deps[$me], array($pkg, $package));
}
$deps = $package->dependencies['optional']->subpackage;
if (isset($deps[$me])) {
$ret = $checker->_validatePackageDownload($deps[$me], array($pkg));
}
}
}
}
if (count($this->errs->E_ERROR)) {
return $this->raiseError('%s cannot be installed, conflicts with installed packages');
}
return true;
}
