Sample code for 30+ languages & platforms
Unicode C

Constant Contact - Get Contact by Email Address

See more Constant Contact Examples

Get the contact details for a given email address.

Chilkat Unicode C Downloads

Unicode C
#include <C_CkHttpW.h>
#include <C_CkStringBuilderW.h>
#include <C_CkJsonObjectW.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkHttpW http;
    HCkStringBuilderW sbResponseBody;
    HCkJsonObjectW jResp;
    int respStatusCode;
    const wchar_t *contact_id;
    const wchar_t *email_addressAddress;
    const wchar_t *email_addressPermission_to_send;
    const wchar_t *email_addressCreated_at;
    const wchar_t *email_addressUpdated_at;
    const wchar_t *email_addressOpt_in_source;
    const wchar_t *email_addressOpt_in_date;
    const wchar_t *email_addressConfirm_status;
    const wchar_t *first_name;
    const wchar_t *last_name;
    const wchar_t *job_title;
    const wchar_t *company_name;
    int birthday_month;
    int birthday_day;
    const wchar_t *anniversary;
    const wchar_t *create_source;
    const wchar_t *created_at;
    const wchar_t *updated_at;
    int i;
    int count_i;

    success = FALSE;

    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    http = CkHttpW_Create();

    // Implements the following CURL command:

    // curl -X GET \
    //   'https://api.cc.email/v3/contacts?email=new_contact_email&status=all' \
    //   -H 'Accept: application/json' \
    //   -H 'Authorization: Bearer ACCESS_TOKEN' \
    //   -H 'Content-Type: application/json' \
    //   -H 'Postman-Token: 98980ee6-b99f-41a9-9a7a-3b5651d2ea7f' \
    //   -H 'cache-control: no-cache'

    // Use the following online tool to generate HTTP code from a CURL command
    // Convert a cURL Command to HTTP Source Code

    CkHttpW_SetRequestHeader(http,L"Accept",L"application/json");
    // Adds the "Authorization: Bearer ACCESS_TOKEN" header.
    CkHttpW_putAuthToken(http,L"ACCESS_TOKEN");
    CkHttpW_SetRequestHeader(http,L"Postman-Token",L"98980ee6-b99f-41a9-9a7a-3b5651d2ea7f");
    CkHttpW_SetRequestHeader(http,L"Content-Type",L"application/json");
    CkHttpW_SetRequestHeader(http,L"cache-control",L"no-cache");

    sbResponseBody = CkStringBuilderW_Create();
    success = CkHttpW_QuickGetSb(http,L"https://api.cc.email/v3/contacts?email=danipper@example.com&status=all",sbResponseBody);
    if (success == FALSE) {
        wprintf(L"%s\n",CkHttpW_lastErrorText(http));
        CkHttpW_Dispose(http);
        CkStringBuilderW_Dispose(sbResponseBody);
        return;
    }

    jResp = CkJsonObjectW_Create();
    CkJsonObjectW_LoadSb(jResp,sbResponseBody);
    CkJsonObjectW_putEmitCompact(jResp,FALSE);

    wprintf(L"Response Body:\n");
    wprintf(L"%s\n",CkJsonObjectW_emit(jResp));

    respStatusCode = CkHttpW_getLastStatus(http);
    wprintf(L"Response Status Code = %d\n",respStatusCode);
    if (respStatusCode >= 400) {
        wprintf(L"Response Header:\n");
        wprintf(L"%s\n",CkHttpW_lastHeader(http));
        wprintf(L"Failed.\n");
        CkHttpW_Dispose(http);
        CkStringBuilderW_Dispose(sbResponseBody);
        CkJsonObjectW_Dispose(jResp);
        return;
    }

    // Sample JSON response:
    // (Sample code for parsing the JSON response is shown below)

    // {
    //   "contacts": [
    //     {
    //       "contact_id": "8207fa8e-13dd-11eb-8a66-fa163e37306a",
    //       "email_address": {
    //         "address": "danipper@example.com",
    //         "permission_to_send": "implicit",
    //         "created_at": "2020-10-21T20:39:25Z",
    //         "updated_at": "2020-10-21T20:39:25Z",
    //         "opt_in_source": "Account",
    //         "opt_in_date": "2020-10-21T20:39:25Z",
    //         "confirm_status": "off"
    //       },
    //       "first_name": "David",
    //       "last_name": "Nipper",
    //       "job_title": "Musician",
    //       "company_name": "Acme Corp.",
    //       "birthday_month": 11,
    //       "birthday_day": 24,
    //       "anniversary": "2006-11-15",
    //       "create_source": "Account",
    //       "created_at": "2020-10-21T20:39:25Z",
    //       "updated_at": "2020-10-21T20:39:25Z"
    //     }
    //   ]
    // }

    // Sample code for parsing the JSON response...
    // Use the following online tool to generate parsing code from sample JSON:
    // Generate Parsing Code from JSON

    // Chilkat functions returning "const char *" return a pointer to temporary internal memory owned and managed by Chilkat.
    // See this example explaining how this memory should be used: const char * functions.

    i = 0;
    count_i = CkJsonObjectW_SizeOfArray(jResp,L"contacts");
    while (i < count_i) {
        CkJsonObjectW_putI(jResp,i);
        contact_id = CkJsonObjectW_stringOf(jResp,L"contacts[i].contact_id");
        email_addressAddress = CkJsonObjectW_stringOf(jResp,L"contacts[i].email_address.address");
        email_addressPermission_to_send = CkJsonObjectW_stringOf(jResp,L"contacts[i].email_address.permission_to_send");
        email_addressCreated_at = CkJsonObjectW_stringOf(jResp,L"contacts[i].email_address.created_at");
        email_addressUpdated_at = CkJsonObjectW_stringOf(jResp,L"contacts[i].email_address.updated_at");
        email_addressOpt_in_source = CkJsonObjectW_stringOf(jResp,L"contacts[i].email_address.opt_in_source");
        email_addressOpt_in_date = CkJsonObjectW_stringOf(jResp,L"contacts[i].email_address.opt_in_date");
        email_addressConfirm_status = CkJsonObjectW_stringOf(jResp,L"contacts[i].email_address.confirm_status");
        first_name = CkJsonObjectW_stringOf(jResp,L"contacts[i].first_name");
        last_name = CkJsonObjectW_stringOf(jResp,L"contacts[i].last_name");
        job_title = CkJsonObjectW_stringOf(jResp,L"contacts[i].job_title");
        company_name = CkJsonObjectW_stringOf(jResp,L"contacts[i].company_name");
        birthday_month = CkJsonObjectW_IntOf(jResp,L"contacts[i].birthday_month");
        birthday_day = CkJsonObjectW_IntOf(jResp,L"contacts[i].birthday_day");
        anniversary = CkJsonObjectW_stringOf(jResp,L"contacts[i].anniversary");
        create_source = CkJsonObjectW_stringOf(jResp,L"contacts[i].create_source");
        created_at = CkJsonObjectW_stringOf(jResp,L"contacts[i].created_at");
        updated_at = CkJsonObjectW_stringOf(jResp,L"contacts[i].updated_at");
        i = i + 1;
    }



    CkHttpW_Dispose(http);
    CkStringBuilderW_Dispose(sbResponseBody);
    CkJsonObjectW_Dispose(jResp);

    }