public function versionCompare(PackageInterface $a, PackageInterface $b, $operator)
{
if ($this->preferStable && ($stabA = $a->getStability()) !== ($stabB = $b->getStability())) {
return BasePackage::$stabilities[$stabA] < BasePackage::$stabilities[$stabB];
}
$constraint = new VersionConstraint($operator, $b->getVersion());
$version = new VersionConstraint('==', $a->getVersion());
return $constraint->matchSpecific($version, true);
}
/**
* Convert a package version into string representation.
*
* @param PackageInterface $package The package to extract the version from.
*
* @param bool $fullReference Flag if the complete reference shall be added or an abbreviated form.
*
* @return string
*
* @throws \RuntimeException If the package is a dev package and does not have valid reference information.
*/
public static function convertPackageVersion(PackageInterface $package, $fullReference = false)
{
$version = $package->getPrettyVersion();
if ('dev' === $package->getStability()) {
if (null === ($reference = $package->getDistReference())) {
if (null === ($reference = $package->getSourceReference())) {
throw new \RuntimeException('Unable to determine reference for ' . $package->getPrettyName());
}
}
$version .= '#' . (!$fullReference ? substr($reference, 0, 8) : $reference);
}
return $version;
}
/**
* Given a concrete version, this returns a ~ constraint (when possible)
* that should be used, for example, in composer.json.
*
* For example:
* * 1.2.1 -> ~1.2
* * 1.2 -> ~1.2
* * v3.2.1 -> ~3.2
* * 2.0-beta.1 -> ~2.0@beta
* * dev-master -> ~2.1@dev (dev version with alias)
* * dev-master -> dev-master (dev versions are untouched)
*
* @param PackageInterface $package
* @return string
*/
public function findRecommendedRequireVersion(PackageInterface $package)
{
$version = $package->getVersion();
if (!$package->isDev()) {
return $this->transformVersion($version, $package->getPrettyVersion(), $package->getStability());
}
$loader = new ArrayLoader($this->getParser());
$dumper = new ArrayDumper();
$extra = $loader->getBranchAlias($dumper->dump($package));
if ($extra) {
$extra = preg_replace('{^(\\d+\\.\\d+\\.\\d+)(\\.9999999)-dev$}', '$1.0', $extra, -1, $count);
if ($count) {
$extra = str_replace('.9999999', '.0', $extra);
return $this->transformVersion($extra, $extra, 'dev');
}
}
return $package->getPrettyVersion();
}
/**
* Given a package, this finds the latest package matching it
*
* @param PackageInterface $package
* @param Composer $composer
* @param string $phpVersion
* @param bool $minorOnly
*
* @return PackageInterface|null
*/
private function find_latest_package(PackageInterface $package, Composer $composer, $phpVersion, $minorOnly = false)
{
// find the latest version allowed in this pool
$name = $package->getName();
$versionSelector = new VersionSelector($this->get_pool($composer));
$stability = $composer->getPackage()->getMinimumStability();
$flags = $composer->getPackage()->getStabilityFlags();
if (isset($flags[$name])) {
$stability = array_search($flags[$name], BasePackage::$stabilities, true);
}
$bestStability = $stability;
if ($composer->getPackage()->getPreferStable()) {
$bestStability = $package->getStability();
}
$targetVersion = null;
if (0 === strpos($package->getVersion(), 'dev-')) {
$targetVersion = $package->getVersion();
}
if ($targetVersion === null && $minorOnly) {
$targetVersion = '^' . $package->getVersion();
}
return $versionSelector->findBestCandidate($name, $targetVersion, $phpVersion, $bestStability);
}
/**
* Checks if the package matches the given constraint directly or through
* provided or replaced packages
*
* @param array|PackageInterface $candidate
* @param string $name Name of the package to be matched
* @param ConstraintInterface $constraint The constraint to verify
* @return int One of the MATCH* constants of this class or 0 if there is no match
*/
private function match($candidate, $name, ConstraintInterface $constraint = null)
{
$candidateName = $candidate->getName();
$candidateVersion = $candidate->getVersion();
$isDev = $candidate->getStability() === 'dev';
$isAlias = $candidate instanceof AliasPackage;
if (!$isDev && !$isAlias && isset($this->filterRequires[$name])) {
$requireFilter = $this->filterRequires[$name];
} else {
$requireFilter = new EmptyConstraint();
}
if ($candidateName === $name) {
$pkgConstraint = new Constraint('==', $candidateVersion);
if ($constraint === null || $constraint->matches($pkgConstraint)) {
return $requireFilter->matches($pkgConstraint) ? self::MATCH : self::MATCH_FILTERED;
}
return self::MATCH_NAME;
}
$provides = $candidate->getProvides();
$replaces = $candidate->getReplaces();
// aliases create multiple replaces/provides for one target so they can not use the shortcut below
if (isset($replaces[0]) || isset($provides[0])) {
foreach ($provides as $link) {
if ($link->getTarget() === $name && ($constraint === null || $constraint->matches($link->getConstraint()))) {
return $requireFilter->matches($link->getConstraint()) ? self::MATCH_PROVIDE : self::MATCH_FILTERED;
}
}
foreach ($replaces as $link) {
if ($link->getTarget() === $name && ($constraint === null || $constraint->matches($link->getConstraint()))) {
return $requireFilter->matches($link->getConstraint()) ? self::MATCH_REPLACE : self::MATCH_FILTERED;
}
}
return self::MATCH_NONE;
}
if (isset($provides[$name]) && ($constraint === null || $constraint->matches($provides[$name]->getConstraint()))) {
return $requireFilter->matches($provides[$name]->getConstraint()) ? self::MATCH_PROVIDE : self::MATCH_FILTERED;
}
if (isset($replaces[$name]) && ($constraint === null || $constraint->matches($replaces[$name]->getConstraint()))) {
return $requireFilter->matches($replaces[$name]->getConstraint()) ? self::MATCH_REPLACE : self::MATCH_FILTERED;
}
return self::MATCH_NONE;
}
/**
* {@inheritdoc}
*/
public function getStability()
{
return $this->package->getStability();
}
/**
* Returns the Drupal core version for the given package.
*
* @param \Composer\Package\PackageInterface $drupalCorePackage
*
* @return string
*/
protected function getDrupalCoreVersion(PackageInterface $drupalCorePackage)
{
$version = $drupalCorePackage->getPrettyVersion();
if ($drupalCorePackage->getStability() == 'dev' && substr($version, -4) == '-dev') {
$version = substr($version, 0, -4);
return $version;
}
return $version;
}
