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(PHP Extension) REST Asynchronous Streaming Upload FileDemonstrates how to asynchronous streaming upload a file to cloud storage. This particular example demonstrates an upload to the Azure Cloud Storage service. The same concepts apply to S3, Google Cloud, and Google Drive.
<?php include("chilkat_9_5_0.php"); // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. $rest = new CkRest(); // Connect to the Azure Storage Blob Service $bTls = true; $port = 443; $bAutoReconnect = true; // In this example, the storage account name is "chilkat". $success = $rest->Connect('chilkat.blob.core.windows.net',$port,$bTls,$bAutoReconnect); if ($success != true) { print $rest->lastErrorText() . "\n"; exit; } // Provide Azure Cloud credentials for the REST call. $azAuth = new CkAuthAzureStorage(); $azAuth->put_AccessKey('AZURE_ACCESS_KEY'); // The account name used here should match the 1st part of the domain passed in the call to Connect (above). $azAuth->put_Account('chilkat'); $azAuth->put_Scheme('SharedKey'); $azAuth->put_Service('Blob'); // This causes the "x-ms-version: 2021-08-06" header to be automatically added. $azAuth->put_XMsVersion('2021-08-06'); $success = $rest->SetAuthAzureStorage($azAuth); // Set some request headers. $success = $rest->AddHeader('x-ms-blob-content-disposition','attachment; filename=\'thisIsATest.txt\''); $success = $rest->AddHeader('x-ms-blob-type','BlockBlob'); $success = $rest->AddHeader('x-ms-meta-m1','v1'); $success = $rest->AddHeader('x-ms-meta-m2','v2'); // Note: The application does not need to explicitly set the following // headers: x-ms-date, Authorization, and Content-Length. These headers // are automatically set by Chilkat. $sendStream = new CkStream(); // Define the source data for the stream to be a file. $sendStream->put_SourceFile('qa_data/hamlet.xml'); // Create a background thread task to upload from the stream // The name of the Azure storage container is "test". // task is a CkTask $task = $rest->FullRequestStreamAsync('PUT','/test/thisIsATest.txt',$sendStream); // Start the task. $success = $task->Run(); // In this example, we'll simply sleep and periodically // check to see if the REST upload if finished. $curPctDone = 0; while ($task->get_Finished() != true) { $task->SleepMs(100); } // Check to see if the call to FullRequestStream in the background thread pool succeeded. if ($task->get_TaskSuccess() != true) { // Show what would've been the LastErrorText had FullRequestStream been called synchronously print $task->resultErrorText() . "\n"; exit; } $responseStatusCode = $rest->get_ResponseStatusCode(); // When successful, the Azure Storage service will respond with a 201 response code, // with an empty body. Therefore, in the success condition, the responseStr is empty. if ($responseStatusCode == 201) { print 'File uploaded.' . "\n"; } else { // It failed, so examine the response body, if one was returned: // Given that FullRequestStream returns a string, the return value is obtained via GetResultString. $responseBodyStr = $task->getResultString(); print 'response body (if any): ' . $responseBodyStr . "\n"; // Examine the request/response to see what happened. print 'response status code = ' . $rest->get_ResponseStatusCode() . "\n"; print 'response status text = ' . $rest->responseStatusText() . "\n"; print 'response header: ' . $rest->responseHeader() . "\n"; print '---' . "\n"; print 'LastRequestStartLine: ' . $rest->lastRequestStartLine() . "\n"; print 'LastRequestHeader: ' . $rest->lastRequestHeader() . "\n"; } ?> |
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