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<?php
/**
* SPDX-FileCopyrightText: 2018 Nextcloud GmbH and Nextcloud contributors
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
use PHPUnit\Framework\Assert;
require __DIR__ . '/../../vendor/autoload.php';
trait Download {
/** @var string * */
private $downloadedFile;
/** @AfterScenario **/
public function cleanupDownloadedFile() {
$this->downloadedFile = null;
}
/**
* @When user :user downloads zip file for entries :entries in folder :folder
*/
public function userDownloadsZipFileForEntriesInFolder($user, $entries, $folder) {
$this->asAn($user);
$this->sendingToDirectUrl('GET', '/index.php/apps/files/ajax/download.php?dir=' . $folder . '&files=[' . $entries . ']');
$this->theHTTPStatusCodeShouldBe('200');
$this->getDownloadedFile();
}
private function getDownloadedFile() {
$this->downloadedFile = '';
$body = $this->response->getBody();
while (!$body->eof()) {
$this->downloadedFile .= $body->read(8192);
}
$body->close();
}
/**
* @Then the downloaded zip file is a zip32 file
*/
public function theDownloadedZipFileIsAZip32File() {
// assertNotContains is not used to prevent the whole file from being
// printed in case of error.
Assert::assertTrue(
strpos($this->downloadedFile, "\x50\x4B\x06\x06") === false,
'File contains the zip64 end of central dir signature'
);
}
/**
* @Then the downloaded zip file is a zip64 file
*/
public function theDownloadedZipFileIsAZip64File() {
// assertNotContains is not used to prevent the whole file from being
// printed in case of error.
Assert::assertTrue(
strpos($this->downloadedFile, "\x50\x4B\x06\x06") !== false,
'File does not contain the zip64 end of central dir signature'
);
}
/**
* @Then the downloaded zip file contains a file named :fileName with the contents of :sourceFileName from :user data
*/
public function theDownloadedZipFileContainsAFileNamedWithTheContentsOfFromData($fileName, $sourceFileName, $user) {
$fileHeaderRegExp = '/';
$fileHeaderRegExp .= "\x50\x4B\x03\x04"; // Local file header signature
$fileHeaderRegExp .= '.{22,22}'; // Ignore from "version needed to extract" to "uncompressed size"
$fileHeaderRegExp .= preg_quote(pack('v', strlen($fileName)), '/'); // File name length
$fileHeaderRegExp .= '(.{2,2})'; // Get "extra field length"
$fileHeaderRegExp .= preg_quote($fileName, '/'); // File name
$fileHeaderRegExp .= '/s'; // PCRE_DOTALL, so all characters (including bytes that happen to be new line characters) match
// assertRegExp is not used to prevent the whole file from being printed
// in case of error and to be able to get the extra field length.
Assert::assertEquals(
1, preg_match($fileHeaderRegExp, $this->downloadedFile, $matches),
'Local header for file did not appear once in zip file'
);
$extraFieldLength = unpack('vextraFieldLength', $matches[1])['extraFieldLength'];
$expectedFileContents = file_get_contents($this->getDataDirectory() . "/$user/files" . $sourceFileName);
$fileHeaderAndContentRegExp = '/';
$fileHeaderAndContentRegExp .= "\x50\x4B\x03\x04"; // Local file header signature
$fileHeaderAndContentRegExp .= '.{22,22}'; // Ignore from "version needed to extract" to "uncompressed size"
$fileHeaderAndContentRegExp .= preg_quote(pack('v', strlen($fileName)), '/'); // File name length
$fileHeaderAndContentRegExp .= '.{2,2}'; // Ignore "extra field length"
$fileHeaderAndContentRegExp .= preg_quote($fileName, '/'); // File name
$fileHeaderAndContentRegExp .= '.{' . $extraFieldLength . ',' . $extraFieldLength . '}'; // Ignore "extra field"
$fileHeaderAndContentRegExp .= preg_quote($expectedFileContents, '/'); // File contents
$fileHeaderAndContentRegExp .= '/s'; // PCRE_DOTALL, so all characters (including bytes that happen to be new line characters) match
// assertRegExp is not used to prevent the whole file from being printed
// in case of error.
Assert::assertEquals(
1, preg_match($fileHeaderAndContentRegExp, $this->downloadedFile),
'Local header and contents for file did not appear once in zip file'
);
}
/**
* @Then the downloaded zip file contains a folder named :folderName
*/
public function theDownloadedZipFileContainsAFolderNamed($folderName) {
$folderHeaderRegExp = '/';
$folderHeaderRegExp .= "\x50\x4B\x03\x04"; // Local file header signature
$folderHeaderRegExp .= '.{22,22}'; // Ignore from "version needed to extract" to "uncompressed size"
$folderHeaderRegExp .= preg_quote(pack('v', strlen($folderName)), '/'); // File name length
$folderHeaderRegExp .= '.{2,2}'; // Ignore "extra field length"
$folderHeaderRegExp .= preg_quote($folderName, '/'); // File name
$folderHeaderRegExp .= '/s'; // PCRE_DOTALL, so all characters (including bytes that happen to be new line characters) match
// assertRegExp is not used to prevent the whole file from being printed
// in case of error.
Assert::assertEquals(
1, preg_match($folderHeaderRegExp, $this->downloadedFile),
'Local header for folder did not appear once in zip file'
);
}
}
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