(C++) SugarCRM Authenticate

Demonstrates how to authenticate to the SugarCRM REST v10 API. This is how an OAuth2 access token is obtained.

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

void ChilkatSample(void)
    {
    CkRest rest;
    bool success;

    success = rest.Connect("your.site.domain",443,true,true);
    if (success != true) {
        std::cout << rest.lastErrorText() << "\r\n";
        return;
    }

    rest.AddHeader("Cache-Control","no-cache");

    // The following code creates the JSON request body.
    // The JSON created by this code is shown below.
    CkJsonObject jsonReq;
    jsonReq.UpdateString("grant_type","password");
    jsonReq.UpdateString("client_id","sugar");
    jsonReq.UpdateString("client_secret","CLIENT_SECRET");
    jsonReq.UpdateString("username","admin");
    jsonReq.UpdateString("password","password");
    jsonReq.UpdateString("platform","custom_api");

    // The JSON request body created by the above code:

    // {
    //   "grant_type": "password",
    //   "client_id": "sugar",
    //   "client_secret": "CLIENT_SECRET",
    //   "username": "admin",
    //   "password": "password",
    //   "platform": "custom_api"
    // }

    CkStringBuilder sbReq;
    jsonReq.EmitSb(sbReq);

    rest.AddHeader("Content-Type","application/json");

    CkStringBuilder sbJson;
    success = rest.FullRequestSb("POST","/rest/v10/oauth2/token",sbReq,sbJson);
    if (success != true) {
        std::cout << rest.lastErrorText() << "\r\n";
        return;
    }

    if (rest.get_ResponseStatusCode() != 200) {
        std::cout << "Received error response code: " << rest.get_ResponseStatusCode() << "\r\n";
        std::cout << "Response body:" << "\r\n";
        std::cout << sbJson.getAsString() << "\r\n";
        return;
    }

    CkJsonObject json;
    json.LoadSb(sbJson);

    // The following code parses the JSON response.
    // A sample JSON response is shown below the sample code.
    const char *access_token = 0;
    int expires_in;
    const char *token_type = 0;
    bool scope;
    const char *refresh_token = 0;
    int refresh_expires_in;
    const char *download_token = 0;

    access_token = json.stringOf("access_token");
    expires_in = json.IntOf("expires_in");
    token_type = json.stringOf("token_type");
    scope = json.IsNullOf("scope");
    refresh_token = json.stringOf("refresh_token");
    refresh_expires_in = json.IntOf("refresh_expires_in");
    download_token = json.stringOf("download_token");

    // A sample JSON response body that is parsed by the above code:

    // {
    //   "access_token": "c6d495c9-bb25-81d2-5f81-533ef6479f9b",
    //   "expires_in": 3600,
    //   "token_type": "bearer",
    //   "scope": null,
    //   "refresh_token": "cbc40e67-12bc-4b56-a1d9-533ef62f2601",
    //   "refresh_expires_in": 1209600,
    //   "download_token": "cc5d1a9f-6627-3349-96e5-533ef6b1a493"
    // }

    std::cout << "Example Completed." << "\r\n";
    }