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[FrameworkBundle] changed temp kernel name in cache:clear

This commit is contained in:
Jean-François Simon 2013-03-14 11:46:34 +01:00
parent 7d87ecd346
commit cc3a40ed78
1 changed files with 51 additions and 46 deletions
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97
src/Symfony/Bundle/FrameworkBundle/Command/CacheClearCommand.php
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@ -25,8 +25,6 @@ use Symfony\Component\Finder\Finder;
*/
class CacheClearCommand extends ContainerAwareCommand
{
protected $name;
/**
* @see Command
*/
@ -57,25 +55,24 @@ EOF
{
$realCacheDir = $this->getContainer()->getParameter('kernel.cache_dir');
$oldCacheDir = $realCacheDir.'_old';
$filesystem = $this->getContainer()->get('filesystem');
if (!is_writable($realCacheDir)) {
throw new \RuntimeException(sprintf('Unable to write in the "%s" directory', $realCacheDir));
}
$filesystem = $this->getContainer()->get('filesystem');
$kernel = $this->getContainer()->get('kernel');
$output->writeln(sprintf('Clearing the cache for the <info>%s</info> environment with debug <info>%s</info>', $kernel->getEnvironment(), var_export($kernel->isDebug(), true)));
$this->getContainer()->get('cache_clearer')->clear($realCacheDir);
if ($filesystem->exists($oldCacheDir)) {
$filesystem->remove($oldCacheDir);
}
$kernel = $this->getContainer()->get('kernel');
$output->writeln(sprintf('Clearing the cache for the <info>%s</info> environment with debug <info>%s</info>', $kernel->getEnvironment(), var_export($kernel->isDebug(), true)));
$this->getContainer()->get('cache_clearer')->clear($realCacheDir);
if ($input->getOption('no-warmup')) {
$filesystem->rename($realCacheDir, $oldCacheDir);
} else {
// the warmup cache dir name must have the have length than the real one
// the warmup cache dir name must have the same length than the real one
// to avoid the many problems in serialized resources files
$warmupDir = substr($realCacheDir, 0, -1).'_';
@ -92,87 +89,95 @@ EOF
$filesystem->remove($oldCacheDir);
}
/**
* @param string $warmupDir
* @param string $realCacheDir
* @param bool $enableOptionalWarmers
*/
protected function warmup($warmupDir, $realCacheDir, $enableOptionalWarmers = true)
{
$this->getContainer()->get('filesystem')->remove($warmupDir);
$parent = $this->getContainer()->get('kernel');
$class = get_class($parent);
// create a temporary kernel
$realKernel = $this->getContainer()->get('kernel');
$realKernelClass = get_class($realKernel);
$namespace = '';
if (false !== $pos = strrpos($class, '\\')) {
$namespace = substr($class, 0, $pos);
$class = substr($class, $pos + 1);
if (false !== $pos = strrpos($realKernelClass, '\\')) {
$namespace = substr($realKernelClass, 0, $pos);
$realKernelClass = substr($realKernelClass, $pos + 1);
}
$tempKernel = $this->getTempKernel($realKernel, $namespace, $realKernelClass, $warmupDir);
$tempKernel->boot();
$kernel = $this->getTempKernel($parent, $namespace, $class, $warmupDir);
$kernel->boot();
$warmer = $kernel->getContainer()->get('cache_warmer');
// warmup temporary dir
$warmer = $tempKernel->getContainer()->get('cache_warmer');
if ($enableOptionalWarmers) {
$warmer->enableOptionalWarmers();
}
$warmer->warmUp($warmupDir);
// fix references to the Kernel in .meta files
foreach (Finder::create()->files()->name('*.meta')->in($warmupDir) as $file) {
file_put_contents($file, preg_replace(
'/C\:\d+\:"'.preg_quote($class.$this->getTempKernelSuffix(), '"/').'"/',
sprintf('C:%s:"%s"', strlen($class), $class),
'/(C\:\d+\:)"'.get_class($tempKernel).'"/',
sprintf('$1"%s"', $realKernelClass),
file_get_contents($file)
));
}
// fix kernel class names in container-specific cache classes
// and rename those classes by removing temp suffix
foreach (Finder::create()->files()->name(get_class($kernel->getContainer()).'*')->in($warmupDir) as $file) {
$content = str_replace($this->getTempKernelSuffix(), '', file_get_contents($file));
file_put_contents(str_replace($this->getTempKernelSuffix(), '', $file), $content);
unlink($file);
}
// fix references to cached files with the real cache directory name
foreach (Finder::create()->files()->in($warmupDir) as $file) {
$content = str_replace($warmupDir, $realCacheDir, file_get_contents($file));
file_put_contents($file, $content);
}
}
protected function getTempKernelSuffix()
{
if (null === $this->name) {
$this->name = '__'.uniqid().'__';
// fix references to kernel/container related classes
$search = $tempKernel->getName().ucfirst($tempKernel->getEnvironment());
$replace = $realKernel->getName().ucfirst($realKernel->getEnvironment());
foreach (Finder::create()->files()->name($search.'*')->in($warmupDir) as $file) {
$content = str_replace($search, $replace, file_get_contents($file));
file_put_contents(str_replace($search, $replace, $file), $content);
unlink($file);
}
return $this->name;
}
protected function getTempKernel(KernelInterface $parent, $namespace, $class, $warmupDir)
/**
* @param KernelInterface $parent
* @param string $namespace
* @param string $parentClass
* @param string $warmupDir
*
* @return KernelInterface
*/
protected function getTempKernel(KernelInterface $parent, $namespace, $parentClass, $warmupDir)
{
$suffix = $this->getTempKernelSuffix();
$rootDir = $parent->getRootDir();
// the temp kernel class name must have the same length than the real one
// to avoid the many problems in serialized resources files
$class = substr($parentClass, 0, -1).'_';
// the temp kernel name must be changed too
$name = substr($parent->getName(), 0, -1).'_';
$code = <<<EOF
<?php
namespace $namespace
{
class $class$suffix extends $class
class $class extends $parentClass
{
public function getCacheDir()
{
return '$warmupDir';
}
public function getName()
{
return '$name';
}
public function getRootDir()
{
return '$rootDir';
}
protected function getContainerClass()
{
return parent::getContainerClass().'$suffix';
}
}
}
EOF;
@ -180,7 +185,7 @@ EOF;
file_put_contents($file = $warmupDir.'/kernel.tmp', $code);
require_once $file;
@unlink($file);
$class = "$namespace\\$class$suffix";
$class = "$namespace\\$class";
return new $class($parent->getEnvironment(), $parent->isDebug());
}