/**
* 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;
}
/**
* validate dependencies against the local registry, packages to be installed,
* and environment (php version, OS, architecture, enabled extensions)
*
* @param array $toInstall an array of \PEAR2\Pyrus\Package objects
* @param \PEAR2\MultiErrors $errs
*/
function validateDependencies(array $toInstall, \PEAR2\MultiErrors $errs)
{
$dep = new \PEAR2\Pyrus\Dependency\Validator($this->packageInfo['channel'] . '/' . $this->packageInfo['name'],
\PEAR2\Pyrus\Validate::DOWNLOADING, $errs);
$dep->validatePhpDependency($this->dependencies['required']->php);
$dep->validatePearinstallerDependency($this->dependencies['required']->pearinstaller);
foreach (array('required', 'optional') as $required) {
foreach ($this->dependencies[$required]->package as $d) {
$dep->validatePackageDependency($d, $toInstall);
}
foreach ($this->dependencies[$required]->subpackage as $d) {
$dep->validateSubpackageDependency($d, $toInstall);
}
foreach ($this->dependencies[$required]->extension as $d) {
$dep->validateExtensionDependency($d);
}
}
foreach ($this->dependencies['required']->arch as $d) {
$dep->validateArchDependency($d);
}
foreach ($this->dependencies['required']->os as $d) {
$dep->validateOsDependency($d);
}
}
public function validateUninstallDependencies(array $uninstallPackages, \PEAR2\MultiErrors $errs)
{
$ret = true;
foreach ($uninstallPackages as $package) {
foreach ($this->reg->getDependentPackages($package) as $deppackage) {
$dep = new \PEAR2\Pyrus\Dependency\Validator(array('channel' => $deppackage->channel, 'package' => $deppackage->name), \PEAR2\Pyrus\Validate::UNINSTALLING, $errs);
foreach ($uninstallPackages as $test) {
if ($deppackage->isEqual($test)) {
// we are uninstalling both the package that is depended upon
// and the parent package, so all dependencies are nulled
continue 2;
}
}
foreach (array('package', 'subpackage') as $packaged) {
$deps = $deppackage->dependencies['required']->{$packaged};
if (isset($deps[$package->channel . '/' . $package->name])) {
$ret = $ret && $dep->validatePackageUninstall($deps[$package->channel . '/' . $package->name], $package);
}
$deps = $deppackage->dependencies['optional']->{$packaged};
if (isset($deps[$package->channel . '/' . $package->name])) {
$ret = $ret && $dep->validatePackageUninstall($deps[$package->channel . '/' . $package->name], $package);
}
}
}
}
return $ret;
}
