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Merge pull request #7478 from staabm/patch-1 

prevent preg_replace() calls when cache is not enabled
pull/7483/head
Jordi Boggiano 2018-07-20 11:47:09 +02:00 committed by GitHub
parent 16af52be8a 3b647f8686
commit 145db9ff52
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 35 additions and 25 deletions
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60
src/Composer/Cache.php
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@ -71,11 +71,13 @@ class Cache
public function read($file)
{
$file = preg_replace('{[^'.$this->whitelist.']}i', '-', $file);
if ($this->enabled && file_exists($this->root . $file)) {
$this->io->writeError('Reading '.$this->root . $file.' from cache', true, IOInterface::DEBUG);
if ($this->enabled) {
$file = preg_replace('{[^'.$this->whitelist.']}i', '-', $file);
if (file_exists($this->root . $file)) {
$this->io->writeError('Reading '.$this->root . $file.' from cache', true, IOInterface::DEBUG);
return file_get_contents($this->root . $file);
return file_get_contents($this->root . $file);
}
}
return false;
@ -142,19 +144,21 @@ class Cache
*/
public function copyTo($file, $target)
{
$file = preg_replace('{[^'.$this->whitelist.']}i', '-', $file);
if ($this->enabled && file_exists($this->root . $file)) {
try {
touch($this->root . $file, filemtime($this->root . $file), time());
} catch (\ErrorException $e) {
// fallback in case the above failed due to incorrect ownership
// see https://github.com/composer/composer/issues/4070
Silencer::call('touch', $this->root . $file);
if ($this->enabled) {
$file = preg_replace('{[^'.$this->whitelist.']}i', '-', $file);
if (file_exists($this->root . $file)) {
try {
touch($this->root . $file, filemtime($this->root . $file), time());
} catch (\ErrorException $e) {
// fallback in case the above failed due to incorrect ownership
// see https://github.com/composer/composer/issues/4070
Silencer::call('touch', $this->root . $file);
}
$this->io->writeError('Reading '.$this->root . $file.' from cache', true, IOInterface::DEBUG);
return copy($this->root . $file, $target);
}
$this->io->writeError('Reading '.$this->root . $file.' from cache', true, IOInterface::DEBUG);
return copy($this->root . $file, $target);
}
return false;
@ -167,9 +171,11 @@ class Cache
public function remove($file)
{
$file = preg_replace('{[^'.$this->whitelist.']}i', '-', $file);
if ($this->enabled && file_exists($this->root . $file)) {
return $this->filesystem->unlink($this->root . $file);
if ($this->enabled) {
$file = preg_replace('{[^'.$this->whitelist.']}i', '-', $file);
if (file_exists($this->root . $file)) {
return $this->filesystem->unlink($this->root . $file);
}
}
return false;
@ -216,9 +222,11 @@ class Cache
public function sha1($file)
{
$file = preg_replace('{[^'.$this->whitelist.']}i', '-', $file);
if ($this->enabled && file_exists($this->root . $file)) {
return sha1_file($this->root . $file);
if ($this->enabled) {
$file = preg_replace('{[^'.$this->whitelist.']}i', '-', $file);
if (file_exists($this->root . $file)) {
return sha1_file($this->root . $file);
}
}
return false;
@ -226,9 +234,11 @@ class Cache
public function sha256($file)
{
$file = preg_replace('{[^'.$this->whitelist.']}i', '-', $file);
if ($this->enabled && file_exists($this->root . $file)) {
return hash_file('sha256', $this->root . $file);
if ($this->enabled) {
$file = preg_replace('{[^'.$this->whitelist.']}i', '-', $file);
if (file_exists($this->root . $file)) {
return hash_file('sha256', $this->root . $file);
}
}
return false;