DataFlex Google Cloud Storage: List Buckets

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Retrieves a list of buckets for a given project.

Documentation: https://cloud.google.com/storage/docs/json_api/v1/buckets/list

CURL Command

curl -X GET https://www.googleapis.com/storage/v1/b \
    --header "Authorization: Bearer CLOUD_STORAGE_TOKEN" \
    --data "project=MY_CLOUD_STORAGE_PROJECT"

DataFlex Example

Use ChilkatAx-9.5.0-win32.pkg

Procedure Test
    Handle hoRest
    Boolean iSuccess
    Boolean iBTls
    Integer iPort
    Boolean iBAutoReconnect
    Variant vSbResponseBody
    Handle hoSbResponseBody
    Integer iRespStatusCode
    Handle hoJsonResponse
    Integer i
    Integer iCount_i
    String sKind
    String sId
    String sSelfLink
    String sProjectNumber
    String sName
    String sTimeCreated
    String sUpdated
    String sMetageneration
    String sLocation
    String sStorageClass
    String sEtag
    String sTemp1
    Integer iTemp1

    Get Create (RefClass(cComChilkatRest)) To hoRest
    If (Not(IsComObjectCreated(hoRest))) Begin
        Send CreateComObject of hoRest
    End

    //  URL: https://www.googleapis.com/storage/v1/b
    Move True To iBTls
    Move 443 To iPort
    Move True To iBAutoReconnect
    Get ComConnect Of hoRest "www.googleapis.com" iPort iBTls iBAutoReconnect To iSuccess
    If (iSuccess <> True) Begin
        Get ComConnectFailReason Of hoRest To iTemp1
        Showln "ConnectFailReason: " iTemp1
        Get ComLastErrorText Of hoRest To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Get ComAddQueryParam Of hoRest "project" "MY_CLOUD_STORAGE_PROJECT" To iSuccess

    Get ComAddHeader Of hoRest "Authorization" "Bearer CLOUD_STORAGE_TOKEN" To iSuccess

    Get Create (RefClass(cComChilkatStringBuilder)) To hoSbResponseBody
    If (Not(IsComObjectCreated(hoSbResponseBody))) Begin
        Send CreateComObject of hoSbResponseBody
    End
    Get pvComObject of hoSbResponseBody to vSbResponseBody
    Get ComFullRequestNoBodySb Of hoRest "GET" "/storage/v1/b" vSbResponseBody To iSuccess
    If (iSuccess <> True) Begin
        Get ComLastErrorText Of hoRest To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Get ComResponseStatusCode Of hoRest To iRespStatusCode
    If (iRespStatusCode >= 400) Begin
        Showln "Response Status Code = " iRespStatusCode
        Showln "Response Header:"
        Get ComResponseHeader Of hoRest To sTemp1
        Showln sTemp1
        Showln "Response Body:"
        Get ComGetAsString Of hoSbResponseBody To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Get Create (RefClass(cComChilkatJsonObject)) To hoJsonResponse
    If (Not(IsComObjectCreated(hoJsonResponse))) Begin
        Send CreateComObject of hoJsonResponse
    End
    Get pvComObject of hoSbResponseBody to vSbResponseBody
    Get ComLoadSb Of hoJsonResponse vSbResponseBody To iSuccess

    //  See the Online Tool for Generating JSON Parse Code

    Get ComStringOf Of hoJsonResponse "kind" To sKind
    Move 0 To i
    Get ComSizeOfArray Of hoJsonResponse "items" To iCount_i
    While (i < iCount_i)
        Set ComI Of hoJsonResponse To i
        Get ComStringOf Of hoJsonResponse "items[i].kind" To sKind
        Get ComStringOf Of hoJsonResponse "items[i].id" To sId
        Get ComStringOf Of hoJsonResponse "items[i].selfLink" To sSelfLink
        Get ComStringOf Of hoJsonResponse "items[i].projectNumber" To sProjectNumber
        Get ComStringOf Of hoJsonResponse "items[i].name" To sName
        Get ComStringOf Of hoJsonResponse "items[i].timeCreated" To sTimeCreated
        Get ComStringOf Of hoJsonResponse "items[i].updated" To sUpdated
        Get ComStringOf Of hoJsonResponse "items[i].metageneration" To sMetageneration
        Get ComStringOf Of hoJsonResponse "items[i].location" To sLocation
        Get ComStringOf Of hoJsonResponse "items[i].storageClass" To sStorageClass
        Get ComStringOf Of hoJsonResponse "items[i].etag" To sEtag
        Move i + 1 To i
    Loop



End_Procedure

Sample JSON Response Body

{
  "kind": "storage#buckets",
  "items": [
    {
      "kind": "storage#bucket",
      "id": "chilkat-bucket",
      "selfLink": "https://www.googleapis.com/storage/v1/b/chilkat-bucket",
      "projectNumber": "5332332985",
      "name": "chilkat-bucket",
      "timeCreated": "2018-10-23T00:04:44.507Z",
      "updated": "2018-10-23T00:04:44.507Z",
      "metageneration": "1",
      "location": "US",
      "storageClass": "MULTI_REGIONAL",
      "etag": "CAE="
    },
    {
      "kind": "storage#bucket",
      "id": "chilkat-images",
      "selfLink": "https://www.googleapis.com/storage/v1/b/chilkat-images",
      "projectNumber": "5332332985",
      "name": "chilkat-images",
      "timeCreated": "2018-10-23T11:24:43.000Z",
      "updated": "2018-10-23T11:24:43.000Z",
      "metageneration": "1",
      "location": "US",
      "storageClass": "MULTI_REGIONAL",
      "etag": "CAE="
    }
  ]
}