/// <summary>
/// Uses DOM parsing to constitute an Event data object given the xml returned from facebook
/// </summary>
internal static FacebookEvent ParseEvent(XmlNode node)
{
FacebookEvent ev = new FacebookEvent();
if (node != null)
{
ev.EventId = XmlHelper.GetNodeText(node, "eid");
ev.Name = XmlHelper.GetNodeText(node, "name");
ev.TagLine = XmlHelper.GetNodeText(node, "tagline");
ev.NetworkId = XmlHelper.GetNodeText(node, "nid");
ev.Host = XmlHelper.GetNodeText(node, "host");
ev.Description = XmlHelper.GetNodeText(node, "description");
ev.Type = XmlHelper.GetNodeText(node, "event_type");
ev.SubType = XmlHelper.GetNodeText(node, "event_subtype");
ev.Location = XmlHelper.GetNodeText(node, "location");
ev.Creator = XmlHelper.GetNodeText(node, "creator");
if (!String.IsNullOrEmpty(XmlHelper.GetNodeText(node, "pic")))
{
ev.PictureUrl = new Uri(XmlHelper.GetNodeText(node, "pic"));
}
if (!String.IsNullOrEmpty(XmlHelper.GetNodeText(node, "update_time")))
{
ev.UpdateDate = DateHelper.ConvertDoubleToDate(double.Parse(XmlHelper.GetNodeText(node, "update_time"), CultureInfo.InvariantCulture));
}
if (!String.IsNullOrEmpty(XmlHelper.GetNodeText(node, "start_time")))
{
ev.StartDate = DateHelper.ConvertDoubleToDate(double.Parse(XmlHelper.GetNodeText(node, "start_time"), CultureInfo.InvariantCulture));
}
if (!String.IsNullOrEmpty(XmlHelper.GetNodeText(node, "end_time")))
{
ev.EndDate = DateHelper.ConvertDoubleToDate(double.Parse(XmlHelper.GetNodeText(node, "end_time"), CultureInfo.InvariantCulture));
}
ev.Venue = LocationParser.ParseLocation(((XmlElement)node).GetElementsByTagName("venue")[0]);
}
return ev;
}
private void LoadEvent(FacebookEvent facebookEvent)
{
pbEventPicture.Image = facebookEvent.Picture;
lblEvent.Text = facebookEvent.Name;
lblHostedBy.Text = facebookEvent.Host;
lblType.Text = facebookEvent.Type;
lblWhere.Text = facebookEvent.Location;
lblWhen.Text = facebookEvent.StartDate.ToString();
}
private void LoadEvent(FacebookEvent facebookEvent)
{
pbEventPicture.Image = facebookEvent.Picture;
lblEvent.Text = facebookEvent.Name;
lblHostedBy.Text = facebookEvent.Host;
lblType.Text = facebookEvent.Type;
lblWhere.Text = facebookEvent.Location;
lblWhen.Text = facebookEvent.StartDate.ToString();
}
private ListViewItem createEventItem(FacebookEvent i_Event, ImageList i_EventsImageList)
{
string imageKey = i_Event.Name;
if (!i_EventsImageList.Images.ContainsKey(imageKey))
{
i_EventsImageList.Images.Add(imageKey, i_Event.ImageSmall);
}
ListViewItem eventItem = new ListViewItem { ImageKey = imageKey };
eventItem.SubItems.Add(i_Event.Name);
eventItem.Tag = i_Event;
return eventItem;
}
public DroidFacebookButton()
{
MainActivity.callbackManager = CallbackManagerFactory.Create();
LoginManager.Instance.RegisterCallback(MainActivity.callbackManager, new FacebookCallback <LoginResult> {
HandleSuccess = (result) => {
var expires = result.AccessToken.Expires;
var epoch = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc);
var expiration = epoch.AddMilliseconds(expires.Time);
if (callback != null)
{
FacebookEvent data = new FacebookEvent()
{
AccessToken = result.AccessToken.Token,
TokenExpiration = expiration,
UserId = result.AccessToken.UserId
};
callback(data);
}
else
{
throw new Exception("Login callback is not defined");
}
},
HandleCancel = () => {
if (callback != null)
{
callback(default(FacebookEvent));
}
else
{
throw new Exception("Login callback is not defined");
}
},
HandleError = (error) => {
if (callback != null)
{
callback(default(FacebookEvent));
}
else
{
throw new Exception("Login callback is not defined");
}
}
});
}
public async void MakeRequestForFacebookEvent()
{
var credentials = TestSettings.GetToken <Facebook, OAuth2Credentials>();
if (credentials.IsTokenExpired)
{
throw new Exception("Expired credentials!!!");
}
var request = new FacebookEvent()
{
Since = DateTime.Today.Subtract(TimeSpan.FromDays(500)),
Until = DateTime.Today,
Limit = 3
};
var response = await new OAuthRequester(credentials)
.MakeOAuthRequestAsync <FacebookEvent, FacebookEventResponse>(request)
.ConfigureAwait(false);
Assert.NotNull(response);
}
public EventSelectedEventArgs(FacebookEvent facebookEvent)
{
_facebookEvent = facebookEvent;
}
public EventListItem(FacebookEvent facebookEvent)
: this()
{
_facebookEvent = facebookEvent;
LoadEvent(facebookEvent);
}
public EventItemSelectedEventArgs(FacebookEvent facebookEvent)
{
_facebookEvent = facebookEvent;
}
private void LoadEventBasedControls(FacebookEvent facebookEvent)
{
inviteeList1.FacebookEvent = facebookEvent;
inviteeList1.Invitees = facebookService1.GetEventMembers(facebookEvent.EventId);
}
private void displayEventData(FacebookEvent i_EventData)
{
facebookEventBindingSource.DataSource = i_EventData;
}
// TODO: Implement "AsGroup"
/// <summary>
/// Gets the profile as a Facebook event.
/// </summary>
/// <returns>An instance of <see cref="FacebookEvent"/>.</returns>
public FacebookEvent AsEvent()
{
return(FacebookEvent.Parse(JObject));
}
public static FacebookEvent Event(long id, JToken json)
{
FacebookEvent fb;
if ((fb = Data.FacebookEvents.FirstOrDefault(x => x.Id == id)) == null)
{
fb = new FacebookEvent
{
Id = id,
Name = json.TryGetValue<string>("name")
};
if (fb.Name == default(string))
return null;
Data.FacebookEvents.InsertOnSubmit(fb);
}
if (!json.Any())
return fb;
fb.Name = json.TryGetValue<string>("name");
fb.Description = json.TryGetValue<string>("description");
fb.TimeStart = json.TryGetValue<DateTime>("start_time");
fb.TimeEnd = json.TryGetValue<DateTime>("end_time");
if (fb.TimeEnd == default(DateTime))
fb.TimeEnd = null;
fb.TimeUpdated = json.TryGetValue<DateTime>("updated_time");
if (fb.TimeUpdated == default(DateTime))
fb.TimeUpdated = null;
fb.Response = json.TryGetValue<string>("rsvp_status");
try
{
Data.SubmitChanges();
}
catch (Exception ex)
{
Log.Error(string.Format("There was an error saving the event: {0} {1}", id, fb.Name), ex);
return null;
}
var fromId = json["owner"].TryGetValue<long?>("id");
if (fromId != null)
{
var contact = Contact(fromId.Value, json["owner"]);
if (contact != null)
fb.Contact = contact.Id;
try
{
Data.SubmitChanges();
}
catch (Exception ex)
{
Log.Error(string.Format("There was an error saving the event: {0} {1}", id, fb.Name), ex);
}
}
var locationId = json.TryGetValue<long?>("id");
if (locationId != null)
{
var location = Place(locationId.Value, json["venue"]);
if (location != null)
fb.Place = location.Id;
try
{
Data.SubmitChanges();
}
catch (Exception ex)
{
Log.Error(string.Format("There was an error saving the event: {0} {1}", id, fb.Name), ex);
}
}
var comments = json.TryGetValue<JObject>("comments");
if (comments != null)
{
Message(id, json);
}
return fb;
}
public EventListItem(FacebookEvent facebookEvent)
: this()
{
_facebookEvent = facebookEvent;
LoadEvent(facebookEvent);
}
// See https://developers.facebook.com/docs/graph-api/reference/user/events
public async Task<string> PublishEvent(IdentityUser user, FacebookEvent ev)
{
var accessToken = GetAccessToken(user);
var client = new FacebookClient(accessToken);
var eventdata = new Dictionary<string, object>();
eventdata.AddIfNotNull("name", ev.Name);
eventdata.AddIfNotNull("description", ev.Description);
eventdata.AddIfNotNull("start_time", "2014-04-30"); // Use DateTimeConverter To.... here
eventdata.AddIfNotNull("location", "Lincoln, NE");
eventdata.AddIfNotNull("privacy_type", "OPEN");
var result = await client.PostTaskAsync(string.Format("me/events"), eventdata);
var settings = new JsonSerializerSettings
{
MissingMemberHandling = MissingMemberHandling.Ignore,
NullValueHandling = NullValueHandling.Ignore
};
var id = JsonConvert.DeserializeObject<FacebookIdentity>(result.ToString(), settings);
Log.InfoFormat("Published a Facebook event. UserId={0} CreatedId={1} Name={2}", user.Id, id.Id, ev.Name);
return id.Id;
}
