(C++) Get a Google Calendar

See more Google Calendar Examples

Demonstrates how to get a particular Google Calendar. The calendar can be referenced by the calendar ID, or by the keyword "primary".

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#include <CkJsonObject.h>
#include <CkHttp.h>

void ChilkatSample(void)
    {
    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    // This example uses a previously obtained access token having permission for the 
    // Google Calendar scope.

    // In this example, Get Google Calendar OAuth2 Access Token, the access
    // token was saved to a JSON file.  This example fetches the access token from the file..
    CkJsonObject jsonToken;
    bool success = jsonToken.LoadFile("qa_data/tokens/googleCalendar.json");
    if (jsonToken.HasMember("access_token") == false) {
        std::cout << "No access token found." << "\r\n";
        return;
    }

    CkHttp http;
    http.put_AuthToken(jsonToken.stringOf("access_token"));

    // Let's get the primary calendar.
    const char *jsonResponse = http.quickGetStr("https://www.googleapis.com/calendar/v3/users/me/calendarList/primary");
    if (http.get_LastMethodSuccess() != true) {
        std::cout << http.lastErrorText() << "\r\n";
        return;
    }

    std::cout << jsonResponse << "\r\n";

    // A sample response is:

    // {
    //  "kind": "calendar#calendarListEntry",
    //  "etag": "\"1465249947472000\"",
    //  "id": "support@chilkatcloud.com",
    //  "summary": "support@chilkatcloud.com",
    //  "timeZone": "America/Chicago",
    //  "colorId": "14",
    //  "backgroundColor": "#9fe1e7",
    //  "foregroundColor": "#000000",
    //  "selected": true,
    //  "accessRole": "owner",
    //  "defaultReminders": [
    //   {
    //    "method": "popup",
    //    "minutes": 10
    //   }
    //  ],
    //  "notificationSettings": {
    //   "notifications": [
    //    {
    //     "type": "eventCreation",
    //     "method": "email"
    //    },
    //    {
    //     "type": "eventChange",
    //     "method": "email"
    //    },
    //    {
    //     "type": "eventCancellation",
    //     "method": "email"
    //    },
    //    {
    //     "type": "eventResponse",
    //     "method": "email"
    //    }
    //   ]
    //  },
    //  "primary": true
    // }

    // It can be parsed like this:
    CkJsonObject json;
    json.Load(jsonResponse);

    std::cout << "kind: " << json.stringOf("kind") << "\r\n";
    std::cout << "id: " << json.stringOf("id") << "\r\n";

    // Examine the notification settings, if any..
    int numSettings = json.SizeOfArray("notificationSettings.notifications");
    if (numSettings > 0) {
        int i = 0;
        while (i < numSettings) {
            json.put_I(i);
            std::cout << "Notification Type: " << json.stringOf("notificationSettings.notifications[i].type") << "\r\n";
            std::cout << "Notification Method: " << json.stringOf("notificationSettings.notifications[i].method") << "\r\n";
            i = i + 1;
        }

    }
    }