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Unicode C

Google Contacts - Adding/Updating a photo for a contact

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Demonstrates how to upload a photo for a Google Contact.

Chilkat Unicode C Downloads

Unicode C
#include <C_CkJsonObjectW.h>
#include <C_CkAuthGoogleW.h>
#include <C_CkRestW.h>
#include <C_CkStringBuilderW.h>
#include <C_CkBinDataW.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkJsonObjectW jsonToken;
    HCkAuthGoogleW gAuth;
    HCkRestW rest;
    BOOL bAutoReconnect;
    HCkStringBuilderW sbPath;
    int numReplacements;
    HCkBinDataW pngData;
    HCkStringBuilderW sbResponseBody;

    success = FALSE;

    // 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

    jsonToken = CkJsonObjectW_Create();
    success = CkJsonObjectW_LoadFile(jsonToken,L"qa_data/tokens/googleContacts.json");
    if (success != TRUE) {
        wprintf(L"Failed to load googleContacts.json\n");
        CkJsonObjectW_Dispose(jsonToken);
        return;
    }

    gAuth = CkAuthGoogleW_Create();
    CkAuthGoogleW_putAccessToken(gAuth,CkJsonObjectW_stringOf(jsonToken,L"access_token"));

    rest = CkRestW_Create();

    // Connect using TLS.
    bAutoReconnect = TRUE;
    success = CkRestW_Connect(rest,L"www.google.com",443,TRUE,bAutoReconnect);

    // Provide the authentication credentials (i.e. the access token)
    CkRestW_SetAuthGoogle(rest,gAuth);

    // ----------------------------------------------
    // 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]

    CkRestW_AddHeader(rest,L"GData-Version",L"3.0");
    CkRestW_AddHeader(rest,L"If-Match",L"*");
    CkRestW_AddHeader(rest,L"Content-Type",L"image/*");

    sbPath = CkStringBuilderW_Create();
    CkStringBuilderW_Append(sbPath,L"/m8/feeds/photos/media/default/{contactId}");
    // Upload a photo for the contact having contactId = "1ea2e4fe0ef24e09"
    numReplacements = CkStringBuilderW_Replace(sbPath,L"{contactId}",L"1ea2e4fe0ef24e09");

    // Let's get our photo data..
    pngData = CkBinDataW_Create();
    success = CkBinDataW_LoadFile(pngData,L"qa_data/png/dude.png");

    sbResponseBody = CkStringBuilderW_Create();
    success = CkRestW_FullRequestBd(rest,L"PUT",CkStringBuilderW_getAsString(sbPath),pngData,sbResponseBody);
    if (success != TRUE) {
        wprintf(L"%s\n",CkRestW_lastErrorText(rest));
        CkJsonObjectW_Dispose(jsonToken);
        CkAuthGoogleW_Dispose(gAuth);
        CkRestW_Dispose(rest);
        CkStringBuilderW_Dispose(sbPath);
        CkBinDataW_Dispose(pngData);
        CkStringBuilderW_Dispose(sbResponseBody);
        return;
    }

    // A successful response will have a status code equal to 200.
    if (CkRestW_getResponseStatusCode(rest) != 200) {
        wprintf(L"response status code = %d\n",CkRestW_getResponseStatusCode(rest));
        wprintf(L"response status text = %s\n",CkRestW_responseStatusText(rest));
        wprintf(L"response header: %s\n",CkRestW_responseHeader(rest));
        wprintf(L"response body: %s\n",CkStringBuilderW_getAsString(sbResponseBody));
        CkJsonObjectW_Dispose(jsonToken);
        CkAuthGoogleW_Dispose(gAuth);
        CkRestW_Dispose(rest);
        CkStringBuilderW_Dispose(sbPath);
        CkBinDataW_Dispose(pngData);
        CkStringBuilderW_Dispose(sbResponseBody);
        return;
    }

    // If the 200 success response was received.
    wprintf(L"Response Body:\n");
    wprintf(L"%s\n",CkStringBuilderW_getAsString(sbResponseBody));
    wprintf(L"Success.\n");


    CkJsonObjectW_Dispose(jsonToken);
    CkAuthGoogleW_Dispose(gAuth);
    CkRestW_Dispose(rest);
    CkStringBuilderW_Dispose(sbPath);
    CkBinDataW_Dispose(pngData);
    CkStringBuilderW_Dispose(sbResponseBody);

    }