DataFlex

Google Contacts - Adding/Updating a photo for a contact

See more Google APIs Examples

Demonstrates how to upload a photo for a Google Contact. DataFlex

Use ChilkatAx-win32.pkg

Procedure Test
    Boolean iSuccess
    Handle hoJsonToken
    Variant vGAuth
    Handle hoGAuth
    Handle hoRest
    Boolean iBAutoReconnect
    Handle hoSbPath
    Integer iNumReplacements
    Variant vPngData
    Handle hoPngData
    Variant vSbResponseBody
    Handle hoSbResponseBody
    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.

    // --------------------------------------------------------------------------------------------------------
    // Note: The code for setting up the Chilkat REST object and making the initial connection can be done once.
    // Once connected, the REST object may be re-used for many REST API calls.
    // (It's a good idea to put the connection setup code in a separate function/subroutine.)
    // --------------------------------------------------------------------------------------------------------

    // It is assumed we previously obtained an OAuth2 access token.
    // This example loads the JSON access token file 
    // saved by this example: Get Google Contacts OAuth2 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/googleContacts.json" To iSuccess
    If (iSuccess <> True) Begin
        Showln "Failed to load googleContacts.json"
        Procedure_Return
    End

    Get Create (RefClass(cComChilkatAuthGoogle)) To hoGAuth
    If (Not(IsComObjectCreated(hoGAuth))) Begin
        Send CreateComObject of hoGAuth
    End
    Get ComStringOf Of hoJsonToken "access_token" To sTemp1
    Set ComAccessToken Of hoGAuth To sTemp1

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

    // Connect using TLS.
    Move True To iBAutoReconnect
    Get ComConnect Of hoRest "www.google.com" 443 True iBAutoReconnect To iSuccess

    // Provide the authentication credentials (i.e. the access token)
    Get pvComObject of hoGAuth to vGAuth
    Get ComSetAuthGoogle Of hoRest vGAuth To iSuccess

    // ----------------------------------------------
    // OK, the REST connection setup is completed..
    // ----------------------------------------------

    // To upload a photo for the contact, send the following:

    // 	PUT /m8/feeds/photos/media/default/contactId
    // 	If-match: Etag
    // 	Content-Type: image/*
    // 	...
    // 	[Photo data bytes]

    Get ComAddHeader Of hoRest "GData-Version" "3.0" To iSuccess
    Get ComAddHeader Of hoRest "If-Match" "*" To iSuccess
    Get ComAddHeader Of hoRest "Content-Type" "image/*" To iSuccess

    Get Create (RefClass(cComChilkatStringBuilder)) To hoSbPath
    If (Not(IsComObjectCreated(hoSbPath))) Begin
        Send CreateComObject of hoSbPath
    End
    Get ComAppend Of hoSbPath "/m8/feeds/photos/media/default/{contactId}" To iSuccess
    // Upload a photo for the contact having contactId = "1ea2e4fe0ef24e09"
    Get ComReplace Of hoSbPath "{contactId}" "1ea2e4fe0ef24e09" To iNumReplacements

    // Let's get our photo data..
    Get Create (RefClass(cComChilkatBinData)) To hoPngData
    If (Not(IsComObjectCreated(hoPngData))) Begin
        Send CreateComObject of hoPngData
    End
    Get ComLoadFile Of hoPngData "qa_data/png/dude.png" To iSuccess

    Get Create (RefClass(cComChilkatStringBuilder)) To hoSbResponseBody
    If (Not(IsComObjectCreated(hoSbResponseBody))) Begin
        Send CreateComObject of hoSbResponseBody
    End
    Get ComGetAsString Of hoSbPath To sTemp1
    Get pvComObject of hoPngData to vPngData
    Get pvComObject of hoSbResponseBody to vSbResponseBody
    Get ComFullRequestBd Of hoRest "PUT" sTemp1 vPngData vSbResponseBody To iSuccess
    If (iSuccess <> True) Begin
        Get ComLastErrorText Of hoRest To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // A successful response will have a status code equal to 200.
    Get ComResponseStatusCode Of hoRest To iTemp1
    If (iTemp1 <> 200) Begin
        Get ComResponseStatusCode Of hoRest To iTemp1
        Showln "response status code = " iTemp1
        Get ComResponseStatusText Of hoRest To sTemp1
        Showln "response status text = " sTemp1
        Get ComResponseHeader Of hoRest To sTemp1
        Showln "response header: " sTemp1
        Get ComGetAsString Of hoSbResponseBody To sTemp1
        Showln "response body: " sTemp1
        Procedure_Return
    End

    // If the 200 success response was received.
    Showln "Response Body:"
    Get ComGetAsString Of hoSbResponseBody To sTemp1
    Showln sTemp1
    Showln "Success."


End_Procedure