Xbase++

List Google Calendars

See more Google Calendar Examples

Demonstrates how to list the Google Calendars for an account. Xbase++

LOCAL nSuccess
LOCAL oJsonToken
LOCAL oHttp
LOCAL cJsonResponse
LOCAL oJson
LOCAL nNumCalendars
LOCAL i
LOCAL nNumSettings
LOCAL j

nSuccess := 0

//  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..
oJsonToken := CreateObject("Chilkat.JsonObject")
nSuccess := oJsonToken:LoadFile("qa_data/tokens/googleCalendar.json")
IF (oJsonToken:HasMember("access_token") == 0)
    ? "No access token found."
    oJsonToken:destroy()
    RETURN
ENDIF

oHttp := CreateObject("Chilkat.Http")
oHttp:AuthToken := oJsonToken:StringOf("access_token")

cJsonResponse := oHttp:QuickGetStr("https://www.googleapis.com/calendar/v3/users/me/calendarList")
IF (oHttp:LastMethodSuccess != 1)
    ? oHttp:LastErrorText
    oJsonToken:destroy()
    oHttp:destroy()
    RETURN
ENDIF

? cJsonResponse
? "-----------------------------"

//  This is a sample JSON response:
//  (Sample code to iterate over the JSON response is shown below.)

//  {
//   "kind": "calendar#calendarList",
//   "etag": "\"p32cfpufit76da0g\"",
//   "nextSyncToken": "CJj8-fLpzNUCEhhzdXBwb3J0QGNoaWxrYXRjbG91ZC5jb20=",
//   "items": [
//    {
//     "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
//    },
//    {
//     "kind": "calendar#calendarListEntry",
//     "etag": "\"1502373382732000\"",
//     "id": "#contacts@group.v.calendar.google.com",
//     "summary": "Contacts",
//     "timeZone": "America/Chicago",
//     "colorId": "13",
//     "backgroundColor": "#92e1c0",
//     "foregroundColor": "#000000",
//     "selected": true,
//     "accessRole": "reader",
//     "defaultReminders": []
//    },
//    {
//     "kind": "calendar#calendarListEntry",
//     "etag": "\"1502373376447000\"",
//     "id": "en.usa#holiday@group.v.calendar.google.com",
//     "summary": "Holidays in United States",
//     "timeZone": "America/Chicago",
//     "colorId": "8",
//     "backgroundColor": "#16a765",
//     "foregroundColor": "#000000",
//     "selected": true,
//     "accessRole": "reader",
//     "defaultReminders": []
//    }
//   ]
//  }
//  

//  Iterate over the JSON response..
oJson := CreateObject("Chilkat.JsonObject")
oJson:Load(cJsonResponse)

nNumCalendars := oJson:SizeOfArray("items")
i := 0
DO WHILE i < nNumCalendars
    ? "--- " + Str(i) + " ---"
    oJson:I := i
    ? "kind: " + oJson:StringOf("items[i].kind")
    ? "id: " + oJson:StringOf("items[i].id")

    //  Examine the notification settings, if any..
    nNumSettings := oJson:SizeOfArray("items[i].notificationSettings.notifications")
    IF (nNumSettings > 0)
        j := 0
        DO WHILE j < nNumSettings
            oJson:J := j
            ? "Notification Type: " + oJson:StringOf("items[i].notificationSettings.notifications[j].type")
            ? "Notification Method: " + oJson:StringOf("items[i].notificationSettings.notifications[j].method")
            j := j + 1
        ENDDO
    ENDIF

    i := i + 1
ENDDO

oJsonToken:destroy()
oHttp:destroy()
oJson:destroy()