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Upload String to Google Cloud Storage

Demonstrates how to upload an in-memory string to Google Cloud Storage.
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Local $bSuccess = False

; This example requires the Chilkat API to have been previously unlocked.
; See Global Unlock Sample for sample code.

; This example uses a previously obtained access token having permission for the 
; scope "https://www.googleapis.com/auth/cloud-platform"

; In this example, Get Google Cloud Storage OAuth2 Access Token, 
; the service account access token was saved to a text file.  This example fetches the access token from the file..
$oSbToken = ObjCreate("Chilkat.StringBuilder")
$oSbToken.LoadFile("qa_data/tokens/googleCloudStorageAccessToken.txt","utf-8")

; Send a POST equivalent to this curl command.
; The content of the file is contained in the request body.

; curl -X POST --data-binary @[OBJECT] \
;     -H "Authorization: Bearer [OAUTH2_TOKEN]" \
;     -H "Content-Type: [OBJECT_CONTENT_TYPE]" \
;     "https://www.googleapis.com/upload/storage/v1/b/[BUCKET_NAME]/o?uploadType=media&name=[OBJECT_NAME]"

$oHttp = ObjCreate("Chilkat.Http")
$oHttp.AuthToken = $oSbToken.GetAsString()

; Create an XML document, and write it to a StringBuilder.
; We'll be uploading this XML document.
$oXml = ObjCreate("Chilkat.Xml")
$oXml.Tag = "note"
$oXml.UpdateChildContent "to","Tove"
$oXml.UpdateChildContent "from","Jani"
$oXml.UpdateChildContent "heading","Reminder"
$oXml.UpdateChildContent "body","Don't forget me this weekend!"

; Write the XML to sbXml.
$oSbXml = ObjCreate("Chilkat.StringBuilder")
$oXml.GetXmlSb($oSbXml)

; sbXml contains this:

; <note>
;     <to>Tove</to>
;     <from>Jani</from>
;     <heading>Reminder</heading>
;     <body>Don't forget me this weekend!</body>
; </note>

; Construct a URL to upload to an object named "test.xml" in the "chilkat-ocean" bucket.
$oHttp.SetUrlVar("bucket_name","chilkat-ocean")
$oHttp.SetUrlVar("object_name","test.xml")
Local $sUrl = "https://www.googleapis.com/upload/storage/v1/b/{$bucket_name}/o?uploadType=media&name={$object_name}"

$oResp = ObjCreate("Chilkat.HttpResponse")
$bSuccess = $oHttp.HttpSb("POST",$sUrl,$oSbXml,"utf-8","application/xml",$oResp)
If ($bSuccess = False) Then
    ConsoleWrite($oHttp.LastErrorText & @CRLF)
    Exit
EndIf

Local $iResponseCode = $oResp.StatusCode
If ($iResponseCode = 401) Then
    ConsoleWrite($oResp.BodyStr & @CRLF)
    ConsoleWrite("If invalid credentials, then it is likely the access token expired." & @CRLF)
    ConsoleWrite("Your app should automatically fetch a new access token and re-try." & @CRLF)
    Exit
EndIf

ConsoleWrite("Response code: " & $iResponseCode & @CRLF)
ConsoleWrite("Response body" & @CRLF)
ConsoleWrite($oResp.BodyStr & @CRLF)

; A successful response looks like this:
; Response code: 200
; Response body
; {
;  "kind": "storage#object",
;  "id": "chilkat-ocean/test.xml/1502669565429870",
;  "selfLink": "https://www.googleapis.com/storage/v1/b/chilkat-ocean/o/test.xml",
;  "name": "test.xml",
;  "bucket": "chilkat-ocean",
;  "generation": "1502669565429870",
;  "metageneration": "1",
;  "contentType": "application/xml",
;  "timeCreated": "2017-08-14T00:12:45.379Z",
;  "updated": "2017-08-14T00:12:45.379Z",
;  "storageClass": "MULTI_REGIONAL",
;  "timeStorageClassUpdated": "2017-08-14T00:12:45.379Z",
;  "size": "181",
;  "md5Hash": "TCR0L7TWsw2TzOvfNvgEfA==",
;  "mediaLink": "https://www.googleapis.com/download/storage/v1/b/chilkat-ocean/o/test.xml?generation=1502669565429870&alt=media",
;  "crc32c": "ZFd5sA==",
;  "etag": "CO6Qpq241dUCEAE="
; }