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<?php
declare(strict_types=1);
namespace ZipStream\Test;
use function fgets;
use function pclose;
use function popen;
use function preg_match;
use RecursiveDirectoryIterator;
use RecursiveIteratorIterator;
use function strtolower;
use ZipArchive;
trait Util
{
protected function getTmpFileStream(): array
{
$tmp = tempnam(sys_get_temp_dir(), 'zipstreamtest');
$stream = fopen($tmp, 'wb+');
return [$tmp, $stream];
}
protected function cmdExists(string $command): bool
{
if (strtolower(\substr(PHP_OS, 0, 3)) === 'win') {
$fp = popen("where $command", 'r');
$result = fgets($fp, 255);
$exists = !preg_match('#Could not find files#', $result);
pclose($fp);
} else { // non-Windows
$fp = popen("which $command", 'r');
$result = fgets($fp, 255);
$exists = !empty($result);
pclose($fp);
}
return $exists;
}
protected function dumpZipContents(string $path): string
{
if (!$this->cmdExists('hexdump')) {
return '';
}
$output = [];
if (!exec("hexdump -C \"$path\" | head -n 50", $output)) {
return '';
}
return "\nHexdump:\n" . implode("\n", $output);
}
protected function validateAndExtractZip(string $zipPath): string
{
$tmpDir = $this->getTmpDir();
$zipArchive = new ZipArchive();
$result = $zipArchive->open($zipPath);
if ($result !== true) {
$codeName = $this->zipArchiveOpenErrorCodeName($result);
$debugInformation = $this->dumpZipContents($zipPath);
$this->fail("Failed to open {$zipPath}. Code: $result ($codeName)$debugInformation");
return $tmpDir;
}
$this->assertSame(0, $zipArchive->status);
$this->assertSame(0, $zipArchive->statusSys);
$zipArchive->extractTo($tmpDir);
$zipArchive->close();
return $tmpDir;
}
protected function zipArchiveOpenErrorCodeName(int $code): string
{
switch($code) {
case ZipArchive::ER_EXISTS: return 'ER_EXISTS';
case ZipArchive::ER_INCONS: return 'ER_INCONS';
case ZipArchive::ER_INVAL: return 'ER_INVAL';
case ZipArchive::ER_MEMORY: return 'ER_MEMORY';
case ZipArchive::ER_NOENT: return 'ER_NOENT';
case ZipArchive::ER_NOZIP: return 'ER_NOZIP';
case ZipArchive::ER_OPEN: return 'ER_OPEN';
case ZipArchive::ER_READ: return 'ER_READ';
case ZipArchive::ER_SEEK: return 'ER_SEEK';
default: return 'unknown';
}
}
protected function getTmpDir(): string
{
$tmp = tempnam(sys_get_temp_dir(), 'zipstreamtest');
unlink($tmp);
mkdir($tmp) or $this->fail('Failed to make directory');
return $tmp;
}
/**
* @return string[]
*/
protected function getRecursiveFileList(string $path, bool $includeDirectories = false): array
{
$data = [];
$path = (string)realpath($path);
$files = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($path));
$pathLen = strlen($path);
foreach ($files as $file) {
$filePath = $file->getRealPath();
if (is_dir($filePath) && !$includeDirectories) {
continue;
}
$data[] = substr($filePath, $pathLen + 1);
}
sort($data);
return $data;
}
}
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