Application/Common/Lib/aliyunOssSdk/samples/Signature.php

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<?php
require_once __DIR__ . '/Common.php';

use OSS\Http\RequestCore;
use OSS\Http\ResponseCore;
use OSS\OssClient;
use OSS\Core\OssException;

$bucket = Common::getBucketName();
$ossClient = Common::getOssClient();
if (is_null($ossClient)) exit(1);

//******************************* Simple Usage ***************************************************************

$ossClient->uploadFile($bucket, "a.file", __FILE__);

// Generate a signed url for getting an object. The URL can be used in browser directly to download the file.
$signedUrl = $ossClient->signUrl($bucket, "a.file", 3600);
Common::println($signedUrl);

// Generate the signed url for putting an object. User can use put method with this url to upload a file to "a.file".
$signedUrl = $ossClient->signUrl($bucket, "a.file", "3600", "PUT");
Common::println($signedUrl);

// Generate the signed url for putting an object from local file. The url can be used directly to upload the file to "a.file".
$signedUrl = $ossClient->signUrl($bucket, "a.file", 3600, "PUT", array('Content-Type' => 'txt'));
Common::println($signedUrl);

//******************************* For complete usage, see the following functions ****************************************************

getSignedUrlForPuttingObject($ossClient, $bucket);
getSignedUrlForPuttingObjectFromFile($ossClient, $bucket);
getSignedUrlForGettingObject($ossClient, $bucket);

/**
 * Generate the signed url for getObject() to control read accesses under private privilege
 *
 * @param $ossClient OssClient OssClient instance
 * @param $bucket string bucket name
 * @return null
 */
function getSignedUrlForGettingObject($ossClient, $bucket)
{
    $object = "test/test-signature-test-upload-and-download.txt";
    $timeout = 3600;
    try {
        $signedUrl = $ossClient->signUrl($bucket, $object, $timeout);
    } catch (OssException $e) {
        printf(__FUNCTION__ . ": FAILED\n");
        printf($e->getMessage() . "\n");
        return;
    }
    print(__FUNCTION__ . ": signedUrl: " . $signedUrl . "\n");
    /**
     * Use similar code to access the object by url, or use browser to access the object.
     */
    $request = new RequestCore($signedUrl);
    $request->set_method('GET');
    $request->add_header('Content-Type', '');
    $request->send_request();