DataFlex

Create Google Photos Media Item using Upload Token

See more Google Photos Examples

This is the 2nd step in uploading a photo to a Google Photos album. The 1st step is to upload the media data to get an upload token. This step is to use the upload token to add the media item to an album. DataFlex

Use ChilkatAx-win32.pkg

Procedure Test
    Boolean iSuccess
    Variant vJson
Token    Handle hoJsonToken
    Handle hoHttp
    Variant vJson
    Handle hoJson
    Variant vResp
    Handle hoResp
    Integer i
    Integer iCount_i
    String sUploadToken
    String sStatusMessage
    String sMediaItemId
    String sMediaItemDescription
    String sMediaItemProductUrl
    String sMediaItemMimeType
    String sMediaItemMediaMetadataCreationTime
    String sMediaItemMediaMetadataWidth
    String sMediaItemMediaMetadataHeight
    String sMediaItemFilename
    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.

    // Get the previously obtained access token.
    // See Get Google Photos Access Token.

    Get Create (RefClass(cComChilkatJsonObject)) To hoJsonToken
    If (Not(IsComObjectCreated(hoJsonToken))) Begin
        Send CreateComObject of hoJsonToken
    End
    Get ComLoadFile Of hoJsonToken "qa_data/tokens/googlePhotos.json" To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoJsonToken To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Get Create (RefClass(cComChilkatHttp)) To hoHttp
    If (Not(IsComObjectCreated(hoHttp))) Begin
        Send CreateComObject of hoHttp
    End

    Get ComStringOf Of hoJsonToken "access_token" To sTemp1
    Set ComAuthToken Of hoHttp To sTemp1

    // For more information, see Google Photos Upload Media REST API Documentation

    // Build a JSON body that looks like this:
    // {
    //   "albumId": "ALBUM_ID",
    //   "newMediaItems": [
    //     {
    //       "description": "ITEM_DESCRIPTION",
    //       "simpleMediaItem": {
    //         "uploadToken": "UPLOAD_TOKEN"
    //       }
    //     }
    //    , ...
    //   ]
    // }

    // Use this online tool to generate the code from sample JSON: 
    // Generate Code to Create JSON

    // Build the above JSON:
    Get Create (RefClass(cComChilkatJsonObject)) To hoJson
    If (Not(IsComObjectCreated(hoJson))) Begin
        Send CreateComObject of hoJson
    End
    Get ComUpdateString Of hoJson "albumId" "ALBUM_ID" To iSuccess
    Get ComUpdateString Of hoJson "newMediaItems[0].description" "Photo of Penguins" To iSuccess
    Get ComUpdateString Of hoJson "newMediaItems[0].simpleMediaItem.uploadToken" "UPLOAD_TOKEN" To iSuccess

    Get Create (RefClass(cComChilkatHttpResponse)) To hoResp
    If (Not(IsComObjectCreated(hoResp))) Begin
        Send CreateComObject of hoResp
    End
    Get pvComObject of hoJson to vJson
    Get pvComObject of hoResp to vResp
    Get ComHttpJson Of hoHttp "POST" "https://photoslibrary.googleapis.com/v1/mediaItems:batchCreate" vJson "application/json" vResp To iSuccess
    If (iSuccess = False) Begin
        Get ComLastErrorText Of hoHttp To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // Examine the response status code.  Success is indicated by a status code of 200.
    Get ComStatusCode Of hoResp To iTemp1
    Showln "response status code: " iTemp1

    Get ComBodyStr Of hoResp To sTemp1
    Get ComLoad Of hoJson sTemp1 To iSuccess
    Set ComEmitCompact Of hoJson To False
    Get ComEmit Of hoJson To sTemp1
    Showln sTemp1

    // Sample response:

    // {
    //   "newMediaItemResults": [
    //     {
    //       "uploadToken": "CAISiQMASsyg4M/x ... CIKFRzD3l8OpFJMRzMsd00D5w",
    //       "status": {
    //         "message": "OK"
    //       },
    //       "mediaItem": {
    //         "id": "AKcbugGwtCih2tdl3s1-NMvZFaco3W7XnRwvwtj02J9DJyl6JmrLZDVUFcxQl4AT04LaNrPpsrojeTsDSzOVOF5IgKefD0Y-MQ",
    //         "description": "Photo of Penguins",
    //         "productUrl": "https://photos.google.com/lr/photo/AKcbugGwtCih2tdl3s1-NMvZFaco3W7XnRwvwtj02J9DJyl6JmrLZDVUFcxQl4AT04LaNrPpsrojeTsDSzOVOF5IgKefD0Y-MQ",
    //         "mimeType": "image/jpeg",
    //         "mediaMetadata": {
    //           "creationTime": "2008-02-18T05:07:31Z",
    //           "width": "1024",
    //           "height": "768"
    //         },
    //         "filename": "penguins.jpg"
    //       }
    //     }
    //   ]
    // }

    // Use this online tool to generate parsing code from sample JSON: 
    // Generate Parsing Code from JSON

    Move 0 To i
    Get ComSizeOfArray Of hoJson "newMediaItemResults" To iCount_i
    While (i < iCount_i)
        Set ComI Of hoJson To i
        Get ComStringOf Of hoJson "newMediaItemResults[i].uploadToken" To sUploadToken
        Get ComStringOf Of hoJson "newMediaItemResults[i].status.message" To sStatusMessage
        Get ComStringOf Of hoJson "newMediaItemResults[i].mediaItem.id" To sMediaItemId
        Get ComStringOf Of hoJson "newMediaItemResults[i].mediaItem.description" To sMediaItemDescription
        Get ComStringOf Of hoJson "newMediaItemResults[i].mediaItem.productUrl" To sMediaItemProductUrl
        Get ComStringOf Of hoJson "newMediaItemResults[i].mediaItem.mimeType" To sMediaItemMimeType
        Get ComStringOf Of hoJson "newMediaItemResults[i].mediaItem.mediaMetadata.creationTime" To sMediaItemMediaMetadataCreationTime
        Get ComStringOf Of hoJson "newMediaItemResults[i].mediaItem.mediaMetadata.width" To sMediaItemMediaMetadataWidth
        Get ComStringOf Of hoJson "newMediaItemResults[i].mediaItem.mediaMetadata.height" To sMediaItemMediaMetadataHeight
        Get ComStringOf Of hoJson "newMediaItemResults[i].mediaItem.filename" To sMediaItemFilename
        Move (i + 1) To i
    Loop



End_Procedure