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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 C Downloads

C
#include <C_CkJsonObject.h>
#include <C_CkAuthGoogle.h>
#include <C_CkRest.h>
#include <C_CkStringBuilder.h>
#include <C_CkBinData.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkJsonObject jsonToken;
    HCkAuthGoogle gAuth;
    HCkRest rest;
    BOOL bAutoReconnect;
    HCkStringBuilder sbPath;
    int numReplacements;
    HCkBinData pngData;
    HCkStringBuilder 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 = CkJsonObject_Create();
    success = CkJsonObject_LoadFile(jsonToken,"qa_data/tokens/googleContacts.json");
    if (success != TRUE) {
        printf("Failed to load googleContacts.json\n");
        CkJsonObject_Dispose(jsonToken);
        return;
    }

    gAuth = CkAuthGoogle_Create();
    CkAuthGoogle_putAccessToken(gAuth,CkJsonObject_stringOf(jsonToken,"access_token"));

    rest = CkRest_Create();

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

    // Provide the authentication credentials (i.e. the access token)
    CkRest_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]

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

    sbPath = CkStringBuilder_Create();
    CkStringBuilder_Append(sbPath,"/m8/feeds/photos/media/default/{contactId}");
    // Upload a photo for the contact having contactId = "1ea2e4fe0ef24e09"
    numReplacements = CkStringBuilder_Replace(sbPath,"{contactId}","1ea2e4fe0ef24e09");

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

    sbResponseBody = CkStringBuilder_Create();
    success = CkRest_FullRequestBd(rest,"PUT",CkStringBuilder_getAsString(sbPath),pngData,sbResponseBody);
    if (success != TRUE) {
        printf("%s\n",CkRest_lastErrorText(rest));
        CkJsonObject_Dispose(jsonToken);
        CkAuthGoogle_Dispose(gAuth);
        CkRest_Dispose(rest);
        CkStringBuilder_Dispose(sbPath);
        CkBinData_Dispose(pngData);
        CkStringBuilder_Dispose(sbResponseBody);
        return;
    }

    // A successful response will have a status code equal to 200.
    if (CkRest_getResponseStatusCode(rest) != 200) {
        printf("response status code = %d\n",CkRest_getResponseStatusCode(rest));
        printf("response status text = %s\n",CkRest_responseStatusText(rest));
        printf("response header: %s\n",CkRest_responseHeader(rest));
        printf("response body: %s\n",CkStringBuilder_getAsString(sbResponseBody));
        CkJsonObject_Dispose(jsonToken);
        CkAuthGoogle_Dispose(gAuth);
        CkRest_Dispose(rest);
        CkStringBuilder_Dispose(sbPath);
        CkBinData_Dispose(pngData);
        CkStringBuilder_Dispose(sbResponseBody);
        return;
    }

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


    CkJsonObject_Dispose(jsonToken);
    CkAuthGoogle_Dispose(gAuth);
    CkRest_Dispose(rest);
    CkStringBuilder_Dispose(sbPath);
    CkBinData_Dispose(pngData);
    CkStringBuilder_Dispose(sbResponseBody);

    }