Sample code for 30+ languages & platforms
C

SugarCRM Authenticate

See more SugarCRM Examples

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

Chilkat C Downloads

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

void ChilkatSample(void)
    {
    BOOL success;
    HCkRest rest;
    HCkJsonObject jsonReq;
    HCkStringBuilder sbReq;
    HCkStringBuilder sbJson;
    HCkJsonObject json;
    const char *access_token;
    int expires_in;
    const char *token_type;
    BOOL scope;
    const char *refresh_token;
    int refresh_expires_in;
    const char *download_token;

    success = FALSE;

    rest = CkRest_Create();

    success = CkRest_Connect(rest,"your.site.domain",443,TRUE,TRUE);
    if (success != TRUE) {
        printf("%s\n",CkRest_lastErrorText(rest));
        CkRest_Dispose(rest);
        return;
    }

    CkRest_AddHeader(rest,"Cache-Control","no-cache");

    // The following code creates the JSON request body.
    // The JSON created by this code is shown below.
    jsonReq = CkJsonObject_Create();
    CkJsonObject_UpdateString(jsonReq,"grant_type","password");
    CkJsonObject_UpdateString(jsonReq,"client_id","sugar");
    CkJsonObject_UpdateString(jsonReq,"client_secret","CLIENT_SECRET");
    CkJsonObject_UpdateString(jsonReq,"username","admin");
    CkJsonObject_UpdateString(jsonReq,"password","password");
    CkJsonObject_UpdateString(jsonReq,"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"
    // }

    sbReq = CkStringBuilder_Create();
    CkJsonObject_EmitSb(jsonReq,sbReq);

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

    sbJson = CkStringBuilder_Create();
    success = CkRest_FullRequestSb(rest,"POST","/rest/v10/oauth2/token",sbReq,sbJson);
    if (success != TRUE) {
        printf("%s\n",CkRest_lastErrorText(rest));
        CkRest_Dispose(rest);
        CkJsonObject_Dispose(jsonReq);
        CkStringBuilder_Dispose(sbReq);
        CkStringBuilder_Dispose(sbJson);
        return;
    }

    if (CkRest_getResponseStatusCode(rest) != 200) {
        printf("Received error response code: %d\n",CkRest_getResponseStatusCode(rest));
        printf("Response body:\n");
        printf("%s\n",CkStringBuilder_getAsString(sbJson));
        CkRest_Dispose(rest);
        CkJsonObject_Dispose(jsonReq);
        CkStringBuilder_Dispose(sbReq);
        CkStringBuilder_Dispose(sbJson);
        return;
    }

    json = CkJsonObject_Create();
    CkJsonObject_LoadSb(json,sbJson);

    // The following code parses the JSON response.
    // A sample JSON response is shown below the sample code.

    access_token = CkJsonObject_stringOf(json,"access_token");
    expires_in = CkJsonObject_IntOf(json,"expires_in");
    token_type = CkJsonObject_stringOf(json,"token_type");
    scope = CkJsonObject_IsNullOf(json,"scope");
    refresh_token = CkJsonObject_stringOf(json,"refresh_token");
    refresh_expires_in = CkJsonObject_IntOf(json,"refresh_expires_in");
    download_token = CkJsonObject_stringOf(json,"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"
    // }

    printf("Example Completed.\n");


    CkRest_Dispose(rest);
    CkJsonObject_Dispose(jsonReq);
    CkStringBuilder_Dispose(sbReq);
    CkStringBuilder_Dispose(sbJson);
    CkJsonObject_Dispose(json);

    }