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(Xojo Plugin) List Google Calendars

Demonstrates how to list the Google Calendars for an account.

Chilkat Xojo Plugin Download

Xojo Plugin for Windows, Linux, Mac OS X, and ARM

//  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..
Dim jsonToken As New Chilkat.JsonObject
Dim success As Boolean
success = jsonToken.LoadFile("qa_data/tokens/googleCalendar.json")
If (jsonToken.HasMember("access_token") = False) Then
    System.DebugLog("No access token found.")
    Return
End If

Dim http As New Chilkat.Http
http.AuthToken = jsonToken.StringOf("access_token")

Dim jsonResponse As String
jsonResponse = http.QuickGetStr("https://www.googleapis.com/calendar/v3/users/me/calendarList")
If (http.LastMethodSuccess <> True) Then
    System.DebugLog(http.LastErrorText)
    Return
End If

System.DebugLog(jsonResponse)
System.DebugLog("-----------------------------")

//  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..
Dim json As New Chilkat.JsonObject
success = json.Load(jsonResponse)

Dim numCalendars As Int32
numCalendars = json.SizeOfArray("items")
Dim i As Int32
i = 0
While i < numCalendars
    System.DebugLog("--- " + Str(i) + " ---")
    json.I = i
    System.DebugLog("kind: " + json.StringOf("items[i].kind"))
    System.DebugLog("id: " + json.StringOf("items[i].id"))

    //  Examine the notification settings, if any..
    Dim numSettings As Int32
    numSettings = json.SizeOfArray("items[i].notificationSettings.notifications")
    If (numSettings > 0) Then
        Dim j As Int32
        j = 0
        While j < numSettings
            json.J = j
            System.DebugLog("Notification Type: " + json.StringOf("items[i].notificationSettings.notifications[j].type"))
            System.DebugLog("Notification Method: " + json.StringOf("items[i].notificationSettings.notifications[j].method"))
            j = j + 1
        Wend
    End If

    i = i + 1
Wend

 

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