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Move transaction generation to a separate class

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Nils Adermann 12 years ago
parent 8d65d70c56
commit 8fc09afbae
4 changed files with 174 additions and 161 deletions
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2
src/Composer/DependencyResolver/DefaultPolicy.php
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@ -30,7 +30,7 @@ class DefaultPolicy implements PolicyInterface
return $constraint->matchSpecific($version);
}
public function findUpdatePackages(Solver $solver, Pool $pool, array $installedMap, PackageInterface $package)
public function findUpdatePackages(Pool $pool, array $installedMap, PackageInterface $package)
{
$packages = array();

2
src/Composer/DependencyResolver/PolicyInterface.php
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@ -21,7 +21,7 @@ use Composer\Package\PackageInterface;
interface PolicyInterface
{
function versionCompare(PackageInterface $a, PackageInterface $b, $operator);
function findUpdatePackages(Solver $solver, Pool $pool, array $installedMap, PackageInterface $package);
function findUpdatePackages(Pool $pool, array $installedMap, PackageInterface $package);
function installable(Solver $solver, Pool $pool, array $installedMap, PackageInterface $package);
function selectPreferedPackages(Pool $pool, array $installedMap, array $literals);
}

162
src/Composer/DependencyResolver/Solver.php
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@ -84,30 +84,6 @@ class Solver
return new Rule($literals, $reason, $reasonData);
}
/**
* Create a new rule for updating a package
*
* If package A1 can be updated to A2 or A3 the rule is (A1|A2|A3).
*
* @param PackageInterface $package The package to be updated
* @param array $updates An array of update candidate packages
* @param int $reason A RULE_* constant describing the
* reason for generating this rule
* @param mixed $reasonData Any data, e.g. the package name, that
* goes with the reason
* @return Rule The generated rule or null if tautology
*/
protected function createUpdateRule(PackageInterface $package, array $updates, $reason, $reasonData = null)
{
$literals = array(new Literal($package, true));
foreach ($updates as $update) {
$literals[] = new Literal($update, true);
}
return new Rule($literals, $reason, $reasonData);
}
/**
* Creates a new rule for installing a package
*
@ -308,7 +284,7 @@ class Solver
*/
private function addRulesForUpdatePackages(PackageInterface $package)
{
$updates = $this->policy->findUpdatePackages($this, $this->pool, $this->installedMap, $package);
$updates = $this->policy->findUpdatePackages($this->pool, $this->installedMap, $package);
$this->addRulesForPackage($package);
@ -568,13 +544,6 @@ class Solver
}
}
foreach ($this->installedMap as $package) {
$updates = $this->policy->findUpdatePackages($this, $this->pool, $this->installedMap, $package);
$rule = $this->createUpdateRule($package, $updates, Rule::RULE_INTERNAL_ALLOW_UPDATE, (string) $package);
$this->packageToUpdateRule[$package->getId()] = $rule;
}
foreach ($this->jobs as $job) {
switch ($job['cmd']) {
case 'install':
@ -627,133 +596,8 @@ class Solver
throw new SolverProblemsException($this->problems);
}
return $this->createTransaction();
}
protected function createTransaction()
{
$transaction = array();
$installMeansUpdateMap = array();
foreach ($this->decisionQueue as $i => $literal) {
$package = $literal->getPackage();
// !wanted & installed
if (!$literal->isWanted() && isset($this->installedMap[$package->getId()])) {
$literals = array();
if (isset($this->packageToUpdateRule[$package->getId()])) {
$literals = array_merge($literals, $this->packageToUpdateRule[$package->getId()]->getLiterals());
}
foreach ($literals as $updateLiteral) {
if (!$updateLiteral->equals($literal)) {
$installMeansUpdateMap[$updateLiteral->getPackageId()] = $package;
}
}
}
}
foreach ($this->decisionQueue as $i => $literal) {
$package = $literal->getPackage();
// wanted & installed || !wanted & !installed
if ($literal->isWanted() == (isset($this->installedMap[$package->getId()]))) {
continue;
}
if ($literal->isWanted()) {
if ($package instanceof AliasPackage) {
$transaction[] = new Operation\MarkAliasInstalledOperation(
$package, $this->decisionQueueWhy[$i]
);
continue;
}
if (isset($installMeansUpdateMap[$literal->getPackageId()])) {
$source = $installMeansUpdateMap[$literal->getPackageId()];
$transaction[] = new Operation\UpdateOperation(
$source, $package, $this->decisionQueueWhy[$i]
);
// avoid updates to one package from multiple origins
unset($installMeansUpdateMap[$literal->getPackageId()]);
$ignoreRemove[$source->getId()] = true;
} else {
$transaction[] = new Operation\InstallOperation(
$package, $this->decisionQueueWhy[$i]
);
}
} else if (!isset($ignoreRemove[$package->getId()])) {
if ($package instanceof AliasPackage) {
$transaction[] = new Operation\MarkAliasInstalledOperation(
$package, $this->decisionQueueWhy[$i]
);
} else {
$transaction[] = new Operation\UninstallOperation(
$package, $this->decisionQueueWhy[$i]
);
}
}
}
$allDecidedMap = $this->decisionMap;
foreach ($this->decisionMap as $packageId => $decision) {
if ($decision != 0) {
$package = $this->pool->packageById($packageId);
if ($package instanceof AliasPackage) {
$allDecidedMap[$package->getAliasOf()->getId()] = $decision;
}
}
}
foreach ($allDecidedMap as $packageId => $decision) {
if ($packageId === 0) {
continue;
}
if (0 == $decision && isset($this->installedMap[$packageId])) {
$package = $this->pool->packageById($packageId);
if ($package instanceof AliasPackage) {
$transaction[] = new Operation\MarkAliasInstalledOperation(
$package, null
);
} else {
$transaction[] = new Operation\UninstallOperation(
$package, null
);
}
$this->decisionMap[$packageId] = -1;
}
}
foreach ($this->decisionMap as $packageId => $decision) {
if ($packageId === 0) {
continue;
}
if (0 == $decision && isset($this->installedMap[$packageId])) {
$package = $this->pool->packageById($packageId);
if ($package instanceof AliasPackage) {
$transaction[] = new Operation\MarkAliasInstalledOperation(
$package, null
);
} else {
$transaction[] = new Operation\UninstallOperation(
$package, null
);
}
$this->decisionMap[$packageId] = -1;
}
}
return array_reverse($transaction);
$transaction = new Transaction($this->policy, $this->pool, $this->installedMap, $this->decisionMap, $this->decisionQueue, $this->decisionQueueWhy);
return $transaction->getOperations();
}
protected function literalFromId($id)

169
src/Composer/DependencyResolver/Transaction.php
Unescape Escape View File

@ -0,0 +1,169 @@
<?php
/*
* This file is part of Composer.
*
* (c) Nils Adermann <naderman@naderman.de>
* Jordi Boggiano <j.boggiano@seld.be>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Composer\DependencyResolver;
use Composer\Repository\RepositoryInterface;
use Composer\Package\PackageInterface;
use Composer\Package\AliasPackage;
use Composer\DependencyResolver\Operation;
/**
* @author Nils Adermann <naderman@naderman.de>
*/
class Transaction
{
protected $policy;
protected $pool;
protected $installedMap;
protected $decisionMap;
protected $decisionQueue;
protected $decisionQueueWhy;
public function __construct($policy, $pool, $installedMap, $decisionMap, array $decisionQueue, $decisionQueueWhy)
{
$this->policy = $policy;
$this->pool = $pool;
$this->installedMap = $installedMap;
$this->decisionMap = $decisionMap;
$this->decisionQueue = $decisionQueue;
$this->decisionQueueWhy = $decisionQueueWhy;
}
public function getOperations()
{
$transaction = array();
$installMeansUpdateMap = array();
foreach ($this->decisionQueue as $i => $literal) {
$package = $literal->getPackage();
// !wanted & installed
if (!$literal->isWanted() && isset($this->installedMap[$package->getId()])) {
$updates = $this->policy->findUpdatePackages($this->pool, $this->installedMap, $package);
$literals = array(new Literal($package, true));
foreach ($updates as $update) {
$literals[] = new Literal($update, true);
}
foreach ($literals as $updateLiteral) {
if (!$updateLiteral->equals($literal)) {
$installMeansUpdateMap[$updateLiteral->getPackageId()] = $package;
}
}
}
}
foreach ($this->decisionQueue as $i => $literal) {
$package = $literal->getPackage();
// wanted & installed || !wanted & !installed
if ($literal->isWanted() == (isset($this->installedMap[$package->getId()]))) {
continue;
}
if ($literal->isWanted()) {
if ($package instanceof AliasPackage) {
$transaction[] = new Operation\MarkAliasInstalledOperation(
$package, $this->decisionQueueWhy[$i]
);
continue;
}
if (isset($installMeansUpdateMap[$literal->getPackageId()])) {
$source = $installMeansUpdateMap[$literal->getPackageId()];
$transaction[] = new Operation\UpdateOperation(
$source, $package, $this->decisionQueueWhy[$i]
);
// avoid updates to one package from multiple origins
unset($installMeansUpdateMap[$literal->getPackageId()]);
$ignoreRemove[$source->getId()] = true;
} else {
$transaction[] = new Operation\InstallOperation(
$package, $this->decisionQueueWhy[$i]
);
}
} else if (!isset($ignoreRemove[$package->getId()])) {
if ($package instanceof AliasPackage) {
$transaction[] = new Operation\MarkAliasInstalledOperation(
$package, $this->decisionQueueWhy[$i]
);
} else {
$transaction[] = new Operation\UninstallOperation(
$package, $this->decisionQueueWhy[$i]
);
}
}
}
$allDecidedMap = $this->decisionMap;
foreach ($this->decisionMap as $packageId => $decision) {
if ($decision != 0) {
$package = $this->pool->packageById($packageId);
if ($package instanceof AliasPackage) {
$allDecidedMap[$package->getAliasOf()->getId()] = $decision;
}
}
}
foreach ($allDecidedMap as $packageId => $decision) {
if ($packageId === 0) {
continue;
}
if (0 == $decision && isset($this->installedMap[$packageId])) {
$package = $this->pool->packageById($packageId);
if ($package instanceof AliasPackage) {
$transaction[] = new Operation\MarkAliasInstalledOperation(
$package, null
);
} else {
$transaction[] = new Operation\UninstallOperation(
$package, null
);
}
$this->decisionMap[$packageId] = -1;
}
}
foreach ($this->decisionMap as $packageId => $decision) {
if ($packageId === 0) {
continue;
}
if (0 == $decision && isset($this->installedMap[$packageId])) {
$package = $this->pool->packageById($packageId);
if ($package instanceof AliasPackage) {
$transaction[] = new Operation\MarkAliasInstalledOperation(
$package, null
);
} else {
$transaction[] = new Operation\UninstallOperation(
$package, null
);
}
$this->decisionMap[$packageId] = -1;
}
}
return array_reverse($transaction);
}
}
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