(DataFlex) Create a Google Cloud Storage Bucket

See more Google Cloud Storage Examples

Demonstrates how to create a Google Cloud Storage bucket.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

Use ChilkatAx-9.5.0-win32.pkg

Procedure Test
    Handle hoSbToken
    Boolean iSuccess
    Variant vJson
    Handle hoJson
    Handle hoHttp
    String sUrl
    Variant vResp
    Handle hoResp
    Integer iResponseCode
    Handle hoJsonResp
    Handle hoDt
    String sTemp1
    Boolean bTemp1

    // 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..
    Get Create (RefClass(cComChilkatStringBuilder)) To hoSbToken
    If (Not(IsComObjectCreated(hoSbToken))) Begin
        Send CreateComObject of hoSbToken
    End
    Get ComLoadFile Of hoSbToken "qa_data/tokens/googleCloudStorageAccessToken.txt" "utf-8" To iSuccess

    // ---- Step 1
    // Create a JSON that contains the following information, replacing [VALUES_IN_BRACKETS] with the appropriate values:

    // {
    //   "name": "[BUCKET_NAME]",
    //   "location": "[BUCKET_LOCATION]",
    //   "storageClass": "[STORAGE_CLASS]"
    // }

    Get Create (RefClass(cComChilkatJsonObject)) To hoJson
    If (Not(IsComObjectCreated(hoJson))) Begin
        Send CreateComObject of hoJson
    End
    Get ComUpdateString Of hoJson "name" "chilkat-ocean" To iSuccess
    Get ComUpdateString Of hoJson "location" "us" To iSuccess
    Get ComUpdateString Of hoJson "storageClass" "multi_regional" To iSuccess

    // ---- Step 2
    // Send a POST equivalent to this curl command

    // curl -X POST --data-binary @[JSON_FILE_NAME].json \
    //      -H "Authorization: Bearer [OAUTH2_TOKEN]" \
    //      -H "Content-Type: application/json" \
    //      "https://www.googleapis.com/storage/v1/b?project=[PROJECT_ID]"

    Get Create (RefClass(cComChilkatHttp)) To hoHttp
    If (Not(IsComObjectCreated(hoHttp))) Begin
        Send CreateComObject of hoHttp
    End
    Get ComGetAsString Of hoSbToken To sTemp1
    Set ComAuthToken Of hoHttp To sTemp1

    Get ComSetUrlVar Of hoHttp "project_id" "chilkat-176611" To iSuccess
    Move "https://www.googleapis.com/storage/v1/b?project={$project_id}" To sUrl
    Get pvComObject of hoJson to vJson
    Get ComPostJson3 Of hoHttp sUrl "application/json" vJson To vResp
    If (IsComObject(vResp)) Begin
        Get Create (RefClass(cComChilkatHttpResponse)) To hoResp
        Set pvComObject Of hoResp To vResp
    End
    Get ComLastMethodSuccess Of hoHttp To bTemp1
    If (bTemp1 = False) Begin
        Get ComLastErrorText Of hoHttp To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Get ComStatusCode Of hoResp To iResponseCode
    If (iResponseCode = 401) Begin
        Get ComBodyStr Of hoResp To sTemp1
        Showln sTemp1
        Showln "If invalid credentials, then it is likely the access token expired."
        Showln "Your app should automatically fetch a new access token and re-try."
        Send Destroy of hoResp
        Procedure_Return
    End

    Showln "Response code: " iResponseCode
    Showln "Response body"
    Get ComBodyStr Of hoResp To sTemp1
    Showln sTemp1

    // A successful response looks like this:
    // Response code: 200
    // Response body
    // {
    //  "kind": "storage#bucket",
    //  "id": "chilkat-ocean",
    //  "selfLink": "https://www.googleapis.com/storage/v1/b/chilkat-ocean",
    //  "projectNumber": "933037264567",
    //  "name": "chilkat-ocean",
    //  "timeCreated": "2017-08-13T12:27:10.811Z",
    //  "updated": "2017-08-13T12:27:10.811Z",
    //  "metageneration": "1",
    //  "location": "US",
    //  "storageClass": "MULTI_REGIONAL",
    //  "etag": "CAE="
    // }
    // 

    // Parse the JSON response:
    Get Create (RefClass(cComChilkatJsonObject)) To hoJsonResp
    If (Not(IsComObjectCreated(hoJsonResp))) Begin
        Send CreateComObject of hoJsonResp
    End
    Get ComBodyStr Of hoResp To sTemp1
    Get ComLoad Of hoJsonResp sTemp1 To iSuccess

    Get ComStringOf Of hoJsonResp "name" To sTemp1
    Showln "name: " sTemp1
    Get ComStringOf Of hoJsonResp "timeCreated" To sTemp1
    Showln "timeCreated: " sTemp1

    Send Destroy of hoResp

    // Parse the date/time created.
    Get Create (RefClass(cComCkDateTime)) To hoDt
    If (Not(IsComObjectCreated(hoDt))) Begin
        Send CreateComObject of hoDt
    End
    Get ComStringOf Of hoJsonResp "timeCreated" To sTemp1
    Get ComSetFromTimestamp Of hoDt sTemp1 To iSuccess
    // ...


End_Procedure