141 lines
4.3 KiB
C#
141 lines
4.3 KiB
C#
9 years ago
|
//
|
||
|
// Calendar.cs
|
||
|
//
|
||
|
// Author:
|
||
|
// Paul Schneider <paulschneider@free.fr>
|
||
|
//
|
||
|
// Copyright (c) 2015 Paul Schneider
|
||
|
//
|
||
|
// This program is free software: you can redistribute it and/or modify
|
||
|
// it under the terms of the GNU Lesser General Public License as published by
|
||
|
// the Free Software Foundation, either version 3 of the License, or
|
||
|
// (at your option) any later version.
|
||
|
//
|
||
|
// This program is distributed in the hope that it will be useful,
|
||
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
// GNU Lesser General Public License for more details.
|
||
|
//
|
||
|
// You should have received a copy of the GNU Lesser General Public License
|
||
|
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||
|
|
||
|
using System;
|
||
|
using System.Net;
|
||
|
using System.IO;
|
||
|
using System.Web;
|
||
8 years ago
|
using Yavsc.Models.Google;
|
||
|
using Yavsc.Models.Auth;
|
||
|
using Newtonsoft.Json;
|
||
9 years ago
|
|
||
8 years ago
|
namespace Yavsc.GoogleApis
|
||
9 years ago
|
{
|
||
|
/// <summary>
|
||
|
/// Google Calendar API client.
|
||
|
/// </summary>
|
||
8 years ago
|
public class CalendarApi
|
||
9 years ago
|
{
|
||
8 years ago
|
protected static string scopeCalendar = "https://www.googleapis.com/auth/calendar";
|
||
|
private string _ApiKey;
|
||
|
|
||
|
public CalendarApi(string ApiKey)
|
||
9 years ago
|
{
|
||
8 years ago
|
_ApiKey = ApiKey;
|
||
9 years ago
|
}
|
||
|
/// <summary>
|
||
|
/// The get cal list URI.
|
||
|
/// </summary>
|
||
|
protected static string getCalListUri = "https://www.googleapis.com/calendar/v3/users/me/calendarList";
|
||
|
/// <summary>
|
||
|
/// The get cal entries URI.
|
||
|
/// </summary>
|
||
|
protected static string getCalEntriesUri = "https://www.googleapis.com/calendar/v3/calendars/{0}/events";
|
||
|
|
||
|
/// <summary>
|
||
|
/// The date format.
|
||
|
/// </summary>
|
||
|
private static string dateFormat = "yyyy-MM-ddTHH:mm:ss";
|
||
|
|
||
|
/// <summary>
|
||
|
/// The time zone. TODO Fixme with machine time zone
|
||
|
/// </summary>
|
||
|
private string timeZone = "+01:00";
|
||
|
|
||
|
/// <summary>
|
||
|
/// Gets the calendar list.
|
||
|
/// </summary>
|
||
|
/// <returns>The calendars.</returns>
|
||
|
/// <param name="cred">Cred.</param>
|
||
8 years ago
|
public CalendarList GetCalendars (UserCredential creds)
|
||
9 years ago
|
{
|
||
8 years ago
|
if (creds==null)
|
||
|
throw new InvalidOperationException("No credential");
|
||
9 years ago
|
CalendarList res = null;
|
||
|
HttpWebRequest webreq = WebRequest.CreateHttp (getCalListUri);
|
||
8 years ago
|
webreq.Headers.Add (HttpRequestHeader.Authorization, creds.GetHeader());
|
||
9 years ago
|
webreq.Method = "GET";
|
||
|
webreq.ContentType = "application/http";
|
||
|
using (WebResponse resp = webreq.GetResponse ()) {
|
||
|
using (Stream respstream = resp.GetResponseStream ()) {
|
||
8 years ago
|
using (var rdr = new StreamReader(respstream)) {
|
||
|
res = JsonConvert.DeserializeObject<CalendarList>(rdr.ReadToEnd());
|
||
|
}
|
||
9 years ago
|
}
|
||
|
resp.Close ();
|
||
|
}
|
||
|
webreq.Abort ();
|
||
|
return res;
|
||
|
}
|
||
|
|
||
8 years ago
|
|
||
9 years ago
|
/// <summary>
|
||
|
/// Gets a calendar event list, between the given dates.
|
||
|
/// </summary>
|
||
|
/// <returns>The calendar.</returns>
|
||
|
/// <param name="calid">Calendar identifier.</param>
|
||
|
/// <param name="mindate">Mindate.</param>
|
||
|
/// <param name="maxdate">Maxdate.</param>
|
||
|
/// <param name="cred">credential string.</param>
|
||
|
public CalendarEventList GetCalendar (string calid, DateTime mindate, DateTime maxdate,string cred)
|
||
|
{
|
||
|
if (string.IsNullOrWhiteSpace (calid))
|
||
|
throw new Exception ("the calendar identifier is not specified");
|
||
8 years ago
|
|
||
9 years ago
|
string uri = string.Format (
|
||
|
getCalEntriesUri, HttpUtility.UrlEncode (calid)) +
|
||
8 years ago
|
string.Format ("?orderBy=startTime&singleEvents=true&timeMin={0}&timeMax={1}&key=" + _ApiKey,
|
||
|
HttpUtility.UrlEncode (mindate.ToString (dateFormat) + timeZone),
|
||
9 years ago
|
HttpUtility.UrlEncode (maxdate.ToString (dateFormat) + timeZone));
|
||
|
|
||
|
HttpWebRequest webreq = WebRequest.CreateHttp (uri);
|
||
|
|
||
|
webreq.Headers.Add (HttpRequestHeader.Authorization, cred);
|
||
|
webreq.Method = "GET";
|
||
|
webreq.ContentType = "application/http";
|
||
|
CalendarEventList res = null;
|
||
|
try {
|
||
|
using (WebResponse resp = webreq.GetResponse ()) {
|
||
|
using (Stream respstream = resp.GetResponseStream ()) {
|
||
|
try {
|
||
8 years ago
|
using (var rdr = new StreamReader(respstream)) {
|
||
|
res= JsonConvert.DeserializeObject<CalendarEventList>(rdr.ReadToEnd());
|
||
|
}
|
||
9 years ago
|
} catch (Exception ) {
|
||
|
respstream.Close ();
|
||
|
resp.Close ();
|
||
|
webreq.Abort ();
|
||
|
throw ;
|
||
|
}
|
||
|
}
|
||
|
resp.Close ();
|
||
|
}
|
||
|
} catch (WebException ) {
|
||
|
webreq.Abort ();
|
||
|
throw;
|
||
|
}
|
||
|
webreq.Abort ();
|
||
|
return res;
|
||
|
}
|
||
|
|
||
|
}
|
||
|
}
|