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switch first / fallback order

pull/6159/head
Guillaume ZITTA 2017-03-14 23:43:48 +01:00
parent 2e8d715c2f
commit f89e01d622
2 changed files with 279 additions and 130 deletions

View File

@ -30,8 +30,10 @@ use ZipArchive;
class ZipDownloader extends ArchiveDownloader
{
protected $process;
protected static $hasSystemUnzip;
protected static $hasZipArchive;
public static $hasSystemUnzip;
public static $hasZipArchive;
public static $isWindows;
private $zipArchiveObject;
public function __construct(IOInterface $io, Config $config, EventDispatcher $eventDispatcher = null, Cache $cache = null, ProcessExecutor $process = null, RemoteFilesystem $rfs = null)
{
@ -53,6 +55,10 @@ class ZipDownloader extends ArchiveDownloader
self::$hasZipArchive = class_exists('ZipArchive');
}
if (null === self::$isWindows) {
self::$isWindows = Platform::isWindows();
}
if (!self::$hasZipArchive && !self::$hasSystemUnzip) {
// php.ini path is added to the error message to help users find the correct file
$iniMessage = IniHelper::getMessage();
@ -69,62 +75,99 @@ class ZipDownloader extends ArchiveDownloader
*
* @param string $file File to extract
* @param string $path Path where to extract file
* @param bool $isFallback If true it is called as a fallback and should not throw exception
* @return bool|\Exception True if succeed, an Exception if not
* @param bool $isLastChance If true it is called as a fallback and should throw an exception
* @return bool Success status
*/
protected function extractWithSystemUnzip($file, $path, $isFallback)
protected function extractWithSystemUnzip($file, $path, $isLastChance)
{
if (! self::$hasZipArchive) {
// Force Exception throwing if the Other alternative is not available
$isLastChance = true;
}
if (! self::$hasSystemUnzip && ! $isLastChance) {
// This was call as the favorite extract way, but is not available
// We switch to the alternative
return $this->extractWithZipArchive($file, $path, true);
}
$processError = null;
// When called after a ZipArchive failed, perhaps there is some files to overwrite
$overwrite = $isFallback ? '-o' : '';
$overwrite = $isLastChance ? '-o' : '';
$command = 'unzip -qq '.$overwrite.' '.ProcessExecutor::escape($file).' -d '.ProcessExecutor::escape($path);
try {
if (0 === $this->process->execute($command, $ignoredOutput)) {
return TRUE;
return true;
}
$processError = 'Failed to execute ' . $command . "\n\n" . $this->process->getErrorOutput();
$processError = new \RuntimeException('Failed to execute ' . $command . "\n\n" . $this->process->getErrorOutput());
} catch (\Exception $e) {
$processError = 'Failed to execute ' . $command . "\n\n" . $e->getMessage();
$processError = $e;
}
if ( $isFallback ) {
$this->io->write($processError);
if (! self::$hasZipArchive) {
$isLastChance = true;
}
if ($isLastChance) {
throw $processError;
} else {
$this->io->write($processError->getMessage());
$this->io->write('Unzip with unzip command failed, falling back to ZipArchive class');
return $this->extractWithZipArchive($file, $path, true);
}
return new \RuntimeException($processError);
}
/**
* extract $file to $path with ZipArchive
*
* @param string $file File to extract
* @param string $path Path where to extract file
* @return bool|\Exception True if succeed, an Exception if not
* @param string $file File to extract
* @param string $path Path where to extract file
* @param bool $isLastChance If true it is called as a fallback and should throw an exception
* @return bool Success status
*/
protected function extractWithZipArchive($file, $path)
protected function extractWithZipArchive($file, $path, $isLastChance)
{
$zipArchive = new ZipArchive();
if (true !== ($retval = $zipArchive->open($file))) {
return new \UnexpectedValueException(rtrim($this->getErrorMessage($retval, $file)."\n"), $retval);
if (! self::$hasSystemUnzip) {
// Force Exception throwing if the Other alternative is not available
$isLastChance = true;
}
$extractResult = FALSE;
if (! self::$hasZipArchive && ! $isLastChance) {
// This was call as the favorite extract way, but is not available
// We switch to the alternative
return $this->extractWithSystemUnzip($file, $path, true);
}
$processError = null;
$zipArchive = $this->zipArchiveObject ?: new ZipArchive();
try {
$extractResult = $zipArchive->extractTo($path);
} catch (\Exception $e ) {
return $e;
if (true === ($retval = $zipArchive->open($file))) {
$extractResult = $zipArchive->extractTo($path);
if (true === $extractResult) {
$zipArchive->close();
return true;
} else {
$processError = new \RuntimeException(rtrim("There was an error extracting the ZIP file, it is either corrupted or using an invalid format.\n"));
}
} else {
$processError = new \UnexpectedValueException(rtrim($this->getErrorMessage($retval, $file)."\n"), $retval);
}
} catch (\Exception $e) {
$processError = $e;
}
if (true !== $extractResult) {
return new \RuntimeException(rtrim("There was an error extracting the ZIP file, it is either corrupted or using an invalid format.\n"));
if ($isLastChance) {
throw $processError;
} else {
$this->io->write($processError->getMessage());
$this->io->write('Unzip with ZipArchive class failed, falling back to unzip command');
return $this->extractWithSystemUnzip($file, $path, true);
}
$zipArchive->close();
return TRUE;
}
/**
@ -133,42 +176,14 @@ class ZipDownloader extends ArchiveDownloader
* @param string $file File to extract
* @param string $path Path where to extract file
*/
protected function extract($file, $path)
public function extract($file, $path)
{
$resultZipArchive = NULL;
$resultUnzip = NULL;
if ( self::$hasZipArchive ) {
// zip module is present
$resultZipArchive = $this->extractWithZipArchive($file, $path);
if ($resultZipArchive === TRUE) {
return;
}
}
if ( self::$hasSystemUnzip ) {
// we have unzip in the path
$isFallback=FALSE;
if ( $resultZipArchive !== NULL) {
$this->io->writeError("\nUnzip using ZipArchive failed, trying with unzip");
$isFallback=TRUE;
};
$resultUnzip = $this->extractWithSystemUnzip($file, $path, $isFallback);
if ( $resultUnzip === TRUE ) {
return ;
}
};
// extract functions return TRUE or an exception
if ( $resultZipArchive !== NULL ) {
// zipArchive failed
// unZip not present or failed too
throw $resultZipArchive;
// Each extract calls its alternative if not available or fails
if (self::$isWindows) {
$this->extractWithZipArchive($file, $path, false);
} else {
// unZip failed
// zipArchive not available
throw $resultUnzip;
};
$this->extractWithSystemUnzip($file, $path, false);
}
}
/**

View File

@ -13,6 +13,7 @@
namespace Composer\Test\Downloader;
use Composer\Downloader\ZipDownloader;
use Composer\Package\PackageInterface;
use Composer\TestCase;
use Composer\Util\Filesystem;
@ -22,24 +23,62 @@ class ZipDownloaderTest extends TestCase
* @var string
*/
private $testDir;
private $prophet;
public function setUp()
{
$this->testDir = $this->getUniqueTmpDirectory();
$this->io = $this->getMock('Composer\IO\IOInterface');
$this->config = $this->getMock('Composer\Config');
}
public function tearDown()
{
$fs = new Filesystem;
$fs->removeDirectory($this->testDir);
ZipDownloader::$hasSystemUnzip = null;
ZipDownloader::$hasZipArchive = null;
}
public function setPrivateProperty($name, $value, $obj = null)
{
$reflectionClass = new \ReflectionClass('Composer\Downloader\ZipDownloader');
$reflectedProperty = $reflectionClass->getProperty($name);
$reflectedProperty->setAccessible(true);
if ($obj === null) {
$reflectedProperty = $reflectedProperty->setValue($value);
} else {
$reflectedProperty = $reflectedProperty->setValue($obj, $value);
}
}
/**
* @group only
*/
public function testErrorMessages()
{
if (!class_exists('ZipArchive')) {
$this->markTestSkipped('zip extension missing');
}
$this->config->expects($this->at(0))
->method('get')
->with('disable-tls')
->will($this->returnValue(false));
$this->config->expects($this->at(1))
->method('get')
->with('cafile')
->will($this->returnValue(null));
$this->config->expects($this->at(2))
->method('get')
->with('capath')
->will($this->returnValue(null));
$this->config->expects($this->at(3))
->method('get')
->with('vendor-dir')
->will($this->returnValue($this->testDir));
$packageMock = $this->getMock('Composer\Package\PackageInterface');
$packageMock->expects($this->any())
->method('getDistUrl')
@ -54,110 +93,205 @@ class ZipDownloaderTest extends TestCase
->will($this->returnValue(array()))
;
$io = $this->getMock('Composer\IO\IOInterface');
$config = $this->getMock('Composer\Config');
$config->expects($this->at(0))
->method('get')
->with('disable-tls')
->will($this->returnValue(false));
$config->expects($this->at(1))
->method('get')
->with('cafile')
->will($this->returnValue(null));
$config->expects($this->at(2))
->method('get')
->with('capath')
->will($this->returnValue(null));
$config->expects($this->at(3))
->method('get')
->with('vendor-dir')
->will($this->returnValue($this->testDir));
$downloader = new ZipDownloader($io, $config);
$downloader = new ZipDownloader($this->io, $this->config);
ZipDownloader::$hasSystemUnzip = false;
try {
$downloader->download($packageMock, sys_get_temp_dir().'/composer-zip-test');
$this->fail('Download of invalid zip files should throw an exception');
} catch (\UnexpectedValueException $e) {
} catch (\Exception $e) {
$this->assertContains('is not a zip archive', $e->getMessage());
}
}
/**
* @expectedException \Exception
* @expectedExceptionMessage ZipArchive Failed
* @expectedException \RuntimeException
* @expectedExceptionMessage There was an error extracting the ZIP file
*/
function testZipArchiveOnlyFailed() {
$downloader = new TestDownloader($this->getMock('Composer\IO\IOInterface'));
$e = new \Exception("ZipArchive Failed");
$downloader->setUp(TRUE, FALSE, $e, NULL);
public function testZipArchiveOnlyFailed()
{
MockedZipDownloader::$hasSystemUnzip = false;
MockedZipDownloader::$hasZipArchive = true;
$downloader = new MockedZipDownloader($this->io, $this->config);
$zipArchive = $this->getMock('ZipArchive');
$zipArchive->expects($this->at(0))
->method('open')
->will($this->returnValue(true));
$zipArchive->expects($this->at(1))
->method('extractTo')
->will($this->returnValue(false));
$this->setPrivateProperty('zipArchiveObject', $zipArchive, $downloader);
$downloader->extract('testfile.zip', 'vendor/dir');
}
function testZipArchiveOnlyGood() {
$downloader = new TestDownloader($this->getMock('Composer\IO\IOInterface'));
$downloader->setUp(TRUE, FALSE, TRUE, NULL);
/**
* @group only
*/
public function testZipArchiveOnlyGood()
{
MockedZipDownloader::$hasSystemUnzip = false;
MockedZipDownloader::$hasZipArchive = true;
$downloader = new MockedZipDownloader($this->io, $this->config);
$zipArchive = $this->getMock('ZipArchive');
$zipArchive->expects($this->at(0))
->method('open')
->will($this->returnValue(true));
$zipArchive->expects($this->at(1))
->method('extractTo')
->will($this->returnValue(true));
$this->setPrivateProperty('zipArchiveObject', $zipArchive, $downloader);
$downloader->extract('testfile.zip', 'vendor/dir');
}
/**
* @expectedException \Exception
* @expectedExceptionMessage SystemUnzip Failed
* @expectedExceptionMessage Failed to execute unzip
*/
function testSystemUnzipOnlyFailed() {
$downloader = new TestDownloader($this->getMock('Composer\IO\IOInterface'));
$e = new \Exception("SystemUnzip Failed");
$downloader->setUp(FALSE, TRUE, NULL, $e);
public function testSystemUnzipOnlyFailed()
{
MockedZipDownloader::$hasSystemUnzip = true;
MockedZipDownloader::$hasZipArchive = false;
$processExecutor = $this->getMock('Composer\Util\ProcessExecutor');
$processExecutor->expects($this->at(0))
->method('execute')
->will($this->returnValue(1));
$downloader = new MockedZipDownloader($this->io, $this->config, null, null, $processExecutor);
$downloader->extract('testfile.zip', 'vendor/dir');
}
function testSystemUnzipOnlyGood() {
$downloader = new TestDownloader($this->getMock('Composer\IO\IOInterface'));
$downloader->setUp(FALSE, TRUE, NULL, TRUE);
public function testSystemUnzipOnlyGood()
{
MockedZipDownloader::$hasSystemUnzip = true;
MockedZipDownloader::$hasZipArchive = false;
$processExecutor = $this->getMock('Composer\Util\ProcessExecutor');
$processExecutor->expects($this->at(0))
->method('execute')
->will($this->returnValue(0));
$downloader = new MockedZipDownloader($this->io, $this->config, null, null, $processExecutor);
$downloader->extract('testfile.zip', 'vendor/dir');
}
function testSystemUnzipFallbackGood() {
$downloader = new TestDownloader($this->getMock('Composer\IO\IOInterface'));
$e = new \Exception("test");
$downloader->setUp(TRUE, TRUE, $e, TRUE);
public function testNonWindowsFallbackGood()
{
MockedZipDownloader::$isWindows = false;
MockedZipDownloader::$hasSystemUnzip = true;
MockedZipDownloader::$hasZipArchive = true;
$processExecutor = $this->getMock('Composer\Util\ProcessExecutor');
$processExecutor->expects($this->at(0))
->method('execute')
->will($this->returnValue(1));
$zipArchive = $this->getMock('ZipArchive');
$zipArchive->expects($this->at(0))
->method('open')
->will($this->returnValue(true));
$zipArchive->expects($this->at(1))
->method('extractTo')
->will($this->returnValue(true));
$downloader = new MockedZipDownloader($this->io, $this->config, null, null, $processExecutor);
$this->setPrivateProperty('zipArchiveObject', $zipArchive, $downloader);
$downloader->extract('testfile.zip', 'vendor/dir');
}
/**
* @expectedException \Exception
* @expectedExceptionMessage ZipArchive Failed
* @expectedExceptionMessage There was an error extracting the ZIP file
*/
function testSystemUnzipFallbackFailed() {
$downloader = new TestDownloader($this->getMock('Composer\IO\IOInterface'));
$e1 = new \Exception("ZipArchive Failed");
$e2 = new \Exception("SystemUnzip Failed");
$downloader->setUp(TRUE, TRUE, $e1, $e2);
public function testNonWindowsFallbackFailed()
{
MockedZipDownloader::$isWindows = false;
MockedZipDownloader::$hasSystemUnzip = true;
MockedZipDownloader::$hasZipArchive = true;
$processExecutor = $this->getMock('Composer\Util\ProcessExecutor');
$processExecutor->expects($this->at(0))
->method('execute')
->will($this->returnValue(1));
$zipArchive = $this->getMock('ZipArchive');
$zipArchive->expects($this->at(0))
->method('open')
->will($this->returnValue(true));
$zipArchive->expects($this->at(1))
->method('extractTo')
->will($this->returnValue(false));
$downloader = new MockedZipDownloader($this->io, $this->config, null, null, $processExecutor);
$this->setPrivateProperty('zipArchiveObject', $zipArchive, $downloader);
$downloader->extract('testfile.zip', 'vendor/dir');
}
public function testWindowsFallbackGood()
{
MockedZipDownloader::$isWindows = true;
MockedZipDownloader::$hasSystemUnzip = true;
MockedZipDownloader::$hasZipArchive = true;
$processExecutor = $this->getMock('Composer\Util\ProcessExecutor');
$processExecutor->expects($this->atLeastOnce())
->method('execute')
->will($this->returnValue(0));
$zipArchive = $this->getMock('ZipArchive');
$zipArchive->expects($this->at(0))
->method('open')
->will($this->returnValue(true));
$zipArchive->expects($this->at(1))
->method('extractTo')
->will($this->returnValue(false));
$downloader = new MockedZipDownloader($this->io, $this->config, null, null, $processExecutor);
$this->setPrivateProperty('zipArchiveObject', $zipArchive, $downloader);
$downloader->extract('testfile.zip', 'vendor/dir');
}
/**
* @expectedException \Exception
* @expectedExceptionMessage Failed to execute unzip
*/
public function testWindowsFallbackFailed()
{
MockedZipDownloader::$isWindows = true;
MockedZipDownloader::$hasSystemUnzip = true;
MockedZipDownloader::$hasZipArchive = true;
$processExecutor = $this->getMock('Composer\Util\ProcessExecutor');
$processExecutor->expects($this->atLeastOnce())
->method('execute')
->will($this->returnValue(1));
$zipArchive = $this->getMock('ZipArchive');
$zipArchive->expects($this->at(0))
->method('open')
->will($this->returnValue(true));
$zipArchive->expects($this->at(1))
->method('extractTo')
->will($this->returnValue(false));
$downloader = new MockedZipDownloader($this->io, $this->config, null, null, $processExecutor);
$this->setPrivateProperty('zipArchiveObject', $zipArchive, $downloader);
$downloader->extract('testfile.zip', 'vendor/dir');
}
}
class TestDownloader extends ZipDownloader {
public function __construct($io)
class MockedZipDownloader extends ZipDownloader
{
public function download(PackageInterface $package, $path, $output = true)
{
$this->io = $io;
return;
}
public function extract($file, $path) {
public function extract($file, $path)
{
parent::extract($file, $path);
}
public function setUp($zipArchive, $systemUnzip, $zipArchiveResponse, $systemUnzipResponse) {
self::$hasZipArchive = $zipArchive;
self::$hasSystemUnzip = $systemUnzip;
$this->zipArchiveResponse = $zipArchiveResponse;
$this->systemUnzipResponse = $systemUnzipResponse;
}
protected function extractWithZipArchive($file, $path) {
return $this->zipArchiveResponse;
}
protected function extractWithSystemUnzip($file, $path, $fallback) {
return $this->systemUnzipResponse;
}
}