DataFlex

OneDrive -- Upload Binary Data from Memory

See more OneDrive Examples

Demonstrates how to upload binary data directly from memory to the signed-in user's OneDrive. This uses OneDrive's simple upload API to upload in a single API call, which only supports uploads up to 4MB in size. (See the other example(s) for uploading larger files.) DataFlex

Use ChilkatAx-win32.pkg

Procedure Test
    Boolean iSuccess
    Handle hoJson
    Handle hoHttp
    Variant vPdfBytes
    Handle hoPdfBytes
    Variant vReq
    Handle hoReq
    Variant vResp
    Handle hoResp
    String sTemp1
    Integer iTemp1

    Move False To iSuccess

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

    // This example uses the OAuth client credentials flow.
    // See How to Create an Azure App Registration for OAuth 2.0 Client Credentials

    // Use your client ID, client secret, and tenant ID in the following lines
    Get Create (RefClass(cComChilkatJsonObject)) To hoJson
    If (Not(IsComObjectCreated(hoJson))) Begin
        Send CreateComObject of hoJson
    End
    Get ComUpdateString Of hoJson "client_id" "2871da2c-8176-4b7f-869b-2311aa82e743" To iSuccess
    Get ComUpdateString Of hoJson "client_secret" "2hu9Q~r5QuryUcEkNbg1btLtnfU1VUXzhSCG6brH" To iSuccess
    Get ComUpdateString Of hoJson "scope" "https://graph.microsoft.com/.default" To iSuccess
    Get ComUpdateString Of hoJson "token_endpoint" "https://login.microsoftonline.com/114d7ed6-71bf-4dbe-a866-748364121bf2/oauth2/v2.0/token" To iSuccess

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

    // First, let's download a PDF from the web directly into memory.  Then upload the PDF
    // to OneDrive.
    Get Create (RefClass(cComChilkatBinData)) To hoPdfBytes
    If (Not(IsComObjectCreated(hoPdfBytes))) Begin
        Send CreateComObject of hoPdfBytes
    End
    Get pvComObject of hoPdfBytes to vPdfBytes
    Get ComQuickGetBd Of hoHttp "https://www.chilkatsoft.com/data/pdf/sample.pdf" vPdfBytes To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoHttp To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // Upload the PDF to our OneDrive to /TestDir/sample.pdf
    Get Create (RefClass(cComChilkatHttpRequest)) To hoReq
    If (Not(IsComObjectCreated(hoReq))) Begin
        Send CreateComObject of hoReq
    End
    Set ComHttpVerb Of hoReq To "PUT"

    // Use your actual user-id instead of "4fe732c3-322e-4a6b-b729-2fd1eb5c6104"
    Set ComPath Of hoReq To "/v1.0/users/4fe732c3-322e-4a6b-b729-2fd1eb5c6104/drive/root:/TestDir/sample.pdf:/content"
    Get pvComObject of hoPdfBytes to vPdfBytes
    Get ComLoadBodyFromBd Of hoReq vPdfBytes To iSuccess
    // If you're uploading a file and don't know what the Content-Type should be,
    // just use "application/octet-stream".  
    Set ComContentType Of hoReq To "application/pdf"

    Get Create (RefClass(cComChilkatHttpResponse)) To hoResp
    If (Not(IsComObjectCreated(hoResp))) Begin
        Send CreateComObject of hoResp
    End
    Get pvComObject of hoReq to vReq
    Get pvComObject of hoResp to vResp
    Get ComHttpSReq Of hoHttp "graph.microsoft.com" 443 True vReq vResp To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoHttp To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // If successful, a 201 status code is returned, with the driveItem object in the response body for the newly created file.
    Set ComEmitCompact Of hoJson To False
    Get ComBodyStr Of hoResp To sTemp1
    Get ComLoad Of hoJson sTemp1 To iSuccess

    Get ComStatusCode Of hoResp To iTemp1
    If (iTemp1 <> 201) Begin
        Get ComEmit Of hoJson To sTemp1
        Showln sTemp1
        Get ComStatusCode Of hoResp To iTemp1
        Showln "Response status = " iTemp1
        Procedure_Return
    End

    // Success.  Examine the driveItem JSON object:
    Get ComEmit Of hoJson To sTemp1
    Showln sTemp1
    Showln "-- Success --"

    // Here is a sample successful response:

    // {
    //   "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('me')/drive/root/$entity",
    //   "@microsoft.graph.downloadUrl": "https://s5ucmg.dm2301.livefilestore.com/y4ppZYP8kjqVleyrDvphxvO8vSRxNRcYn75t5K6gNARH1cDMI3CBH3XvZ7nNHJoKMg7lQo41XLaaYiQDw1EdRg9QNTv_rtDXOnUwaipJfJyTlNXh6WOljIXOm1R2fHDk2tDq_9C9gB-prnN2NxhnXZw08YQyTnpHZXIz1w9xBxqkPn0tzF-aQSldx5e15t93Ftd1AqigReYgpF1gXtIISQs7hk2JRAYhW2d84HxEuqDXdw",
    //   "createdBy": {
    //     "application": {
    //       "displayName": "Chilkat",
    //       "id": "441c9990"
    //     },
    //     "user": {
    //       "displayName": "Matt Smith",
    //       "id": "3a33fceb9b74cc15"
    //     }
    //   },
    //   "createdDateTime": "2017-06-03T18:18:17.7Z",
    //   "cTag": "aYzozQTMzRkNFQjlCNzRDQzE1ITQ4NjcuMjU3",
    //   "eTag": "aM0EzM0ZDRUI5Qjc0Q0MxNSE0ODY3LjA",
    //   "id": "3A33FCEB9B74CC15!4867",
    //   "lastModifiedBy": {
    //     "application": {
    //       "displayName": "Chilkat",
    //       "id": "441c9990"
    //     },
    //     "user": {
    //       "displayName": "Matt Smith",
    //       "id": "3a33fceb9b74cc15"
    //     }
    //   },
    //   "lastModifiedDateTime": "2017-06-03T18:18:17.7Z",
    //   "name": "sample.pdf",
    //   "parentReference": {
    //     "driveId": "3a33fceb9b74cc15",
    //     "id": "3A33FCEB9B74CC15!4862",
    //     "name": "someFolder",
    //     "path": "/drive/root:/someFolder"
    //   },
    //   "size": 178399,
    //   "webUrl": "https://1drv.ms/b/s!ABXMdJvr_DM6pgM",
    //   "file": {
    //     "hashes": {
    //       "sha1Hash": "1456955C84C2DAC9DA613DC80E3017533BDC368A"
    //     },
    //     "mimeType": "application/pdf"
    //   },
    //   "fileSystemInfo": {
    //     "createdDateTime": "2017-06-03T18:18:17.7Z",
    //     "lastModifiedDateTime": "2017-06-03T18:18:17.7Z"
    //   }
    // }


End_Procedure