C++

Google Contacts - Adding/Updating a photo for a contact

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Demonstrates how to upload a photo for a Google Contact. C++

#include <CkJsonObject.h>
#include <CkAuthGoogle.h>
#include <CkRest.h>
#include <CkStringBuilder.h>
#include <CkBinData.h>

void ChilkatSample(void)
    {
    bool 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

    CkJsonObject jsonToken;
    success = jsonToken.LoadFile("qa_data/tokens/googleContacts.json");
    if (success != true) {
        std::cout << "Failed to load googleContacts.json" << "\r\n";
        return;
    }

    CkAuthGoogle gAuth;
    gAuth.put_AccessToken(jsonToken.stringOf("access_token"));

    CkRest rest;

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

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

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

    CkStringBuilder sbPath;
    sbPath.Append("/m8/feeds/photos/media/default/{contactId}");
    // Upload a photo for the contact having contactId = "1ea2e4fe0ef24e09"
    int numReplacements = sbPath.Replace("{contactId}","1ea2e4fe0ef24e09");

    // Let's get our photo data..
    CkBinData pngData;
    success = pngData.LoadFile("qa_data/png/dude.png");

    CkStringBuilder sbResponseBody;
    success = rest.FullRequestBd("PUT",sbPath.getAsString(),pngData,sbResponseBody);
    if (success != true) {
        std::cout << rest.lastErrorText() << "\r\n";
        return;
    }

    // A successful response will have a status code equal to 200.
    if (rest.get_ResponseStatusCode() != 200) {
        std::cout << "response status code = " << rest.get_ResponseStatusCode() << "\r\n";
        std::cout << "response status text = " << rest.responseStatusText() << "\r\n";
        std::cout << "response header: " << rest.responseHeader() << "\r\n";
        std::cout << "response body: " << sbResponseBody.getAsString() << "\r\n";
        return;
    }

    // If the 200 success response was received.
    std::cout << "Response Body:" << "\r\n";
    std::cout << sbResponseBody.getAsString() << "\r\n";
    std::cout << "Success." << "\r\n";
    }