/**
* Builds nodes for optional packages, whereas each package exists within
* one node with the same parent node, seperated by sequence no (which does
* not really matter at this point).
*/
protected function buildOptionalNodes()
{
$packages = array();
$optionalPackages = $this->installation->getArchive()->getOptionals();
foreach ($optionalPackages as $package) {
// check if already installed
if (Package::isAlreadyInstalled($package['name'])) {
continue;
}
// extract package
$index = $this->installation->getArchive()->getTar()->getIndexByFilename($package['file']);
if ($index === false) {
throw new SystemException("Unable to find required package '" . $package['file'] . "' within archive.");
}
$fileName = FileUtil::getTemporaryFilename('package_', preg_replace('!^.*(?=\\.(?:tar\\.gz|tgz|tar)$)!i', '', basename($package['file'])));
$this->installation->getArchive()->getTar()->extract($index, $fileName);
// get archive data
$archive = new PackageArchive($fileName);
$archive->openArchive();
// check if all requirements are met
$isInstallable = true;
foreach ($archive->getOpenRequirements() as $packageName => $package) {
if (!isset($package['file'])) {
// requirement is neither installed nor shipped, check if it is about to be installed
if (!isset(self::$pendingPackages[$packageName])) {
$isInstallable = false;
break;
}
}
}
// check for exclusions
$excludedPackages = $archive->getConflictedExcludedPackages();
if (!empty($excludedPackages)) {
$isInstallable = false;
}
$excludingPackages = $archive->getConflictedExcludingPackages();
if (!empty($excludingPackages)) {
$isInstallable = false;
}
$packages[] = array('archive' => $fileName, 'isInstallable' => $isInstallable, 'package' => $archive->getPackageInfo('name'), 'packageName' => $archive->getLocalizedPackageInfo('packageName'), 'packageDescription' => $archive->getLocalizedPackageInfo('packageDescription'), 'selected' => 0);
self::$pendingPackages[$archive->getPackageInfo('name')] = $archive->getPackageInfo('version');
}
if (!empty($packages)) {
$this->parentNode = $this->node;
$this->node = $this->getToken();
$this->sequenceNo = 0;
$sql = "INSERT INTO\twcf" . WCF_N . "_package_installation_node\n\t\t\t\t\t\t(queueID, processNo, sequenceNo, node, parentNode, nodeType, nodeData)\n\t\t\t\tVALUES\t\t(?, ?, ?, ?, ?, ?, ?)";
$statement = WCF::getDB()->prepareStatement($sql);
$statement->execute(array($this->installation->queue->queueID, $this->installation->queue->processNo, $this->sequenceNo, $this->node, $this->parentNode, 'optionalPackages', serialize($packages)));
}
}