public Model.FacebookPost GetFacebookPost(string postId, string accesstoken)
{
try
{
var facebookpost = new Model.FacebookPost();
var facebookCommentserror = new FacebookError();
var graphapi = new GraphApi(accesstoken);
var graphapiurl = graphapi.PostsUrl(postId);
var res = new GraphApiResponse();
var response = res.GetResponse(graphapiurl);
var serializer = new JavaScriptSerializer();
facebookpost = serializer.Deserialize <Model.FacebookPost>(response);
if (facebookpost == null)
{
facebookCommentserror = serializer.Deserialize <FacebookError>(response);
if (facebookCommentserror.error != null)
{
// Login status or access token has expired, been revoked, or is otherwise invalid. Handle expired access tokens.
// Access token has expired
if (facebookCommentserror.error.code == "190" &&
facebookCommentserror.error.error_subcode == "463")
{
//Get new Access Token
}
}
}
return(facebookpost);
}
catch (Exception ex)
{
throw ex;
}
}
public object GetFacebookPostReactions(string postId, string accesstoken)
{
try
{
var graphapi = new GraphApi(accesstoken);
var graphapiurl = graphapi.PostsReactionsUrl(postId);
var res = new GraphApiResponse();
var response = res.GetResponse(graphapiurl);
var serializer = new JavaScriptSerializer();
var facebookpostreactions = serializer.Deserialize <FacebookReactions>(response);
if (facebookpostreactions.created_time == null)
{
return(serializer.Deserialize <FacebookError>(response));
}
return(facebookpostreactions);
}
catch (Exception ex)
{
throw ex;
}
}
private List <FacebookComment> GetAllFacebookPostComments(string postId, string accesstoken)
{
var facebookCommentserror = new FacebookError();
var serializer = new JavaScriptSerializer();
string response = null;
try
{
var lstFacebookComments = new List <FacebookComment>();
var graphapi = new GraphApi(accesstoken);
var graphapiurl = graphapi.PostComments(postId);
var res = new GraphApiResponse();
response = res.GetResponse(graphapiurl);
//check if there is any error
var facebookCommentsDataset = serializer.Deserialize <FacebookComments>(response);
if (facebookCommentsDataset.data == null)
{
facebookCommentserror = serializer.Deserialize <FacebookError>(response);
if (facebookCommentserror.error != null)
{
// Login status or access token has expired, been revoked, or is otherwise invalid. Handle expired access tokens.
// Access token has expired
if (facebookCommentserror.error.code == "190" &&
facebookCommentserror.error.error_subcode == "463")
{
//Get new Access Token
}
// The After Cursor specified exceeds the max limit supported by this endpoint
else if (facebookCommentserror.error.code == "100")
{
}
}
}
else
{
//no error from facebook
string next = null;
do
{
if (facebookCommentsDataset.data != null)
{
lstFacebookComments.AddRange(facebookCommentsDataset.data);
}
if (facebookCommentsDataset.paging != null)
{
if (!string.IsNullOrEmpty(facebookCommentsDataset.paging.next))
{
next = facebookCommentsDataset.paging.next;
response = res.GetResponse(next);
facebookCommentsDataset = serializer.Deserialize <FacebookComments>(response);
if (facebookCommentsDataset.data == null)
{
facebookCommentserror = serializer.Deserialize <FacebookError>(response);
if (facebookCommentserror.error != null)
{
// Login status or access token has expired, been revoked, or is otherwise invalid. Handle expired access tokens.
// Access token has expired
if (facebookCommentserror.error.code == "190" &&
facebookCommentserror.error.error_subcode == "463")
{
//Get new Access Token
//than start from where left off
}
// The After Cursor specified exceeds the max limit supported by this endpoint
else if (facebookCommentserror.error.code == "100")
{
}
}
break;
}
}
else
{
next = null;
}
}
} while (next != null);
}
return(lstFacebookComments);
}
catch (Exception ex)
{
if (response != null)
{
facebookCommentserror = serializer.Deserialize <FacebookError>(response);
if (facebookCommentserror.error != null)
{
// Login status or access token has expired, been revoked, or is otherwise invalid. Handle expired access tokens.
// Access token has expired
if (facebookCommentserror.error.code == "190" &&
facebookCommentserror.error.error_subcode == "463")
{
//Get new Access Token
//than start from where left off
}
// The After Cursor specified exceeds the max limit supported by this endpoint
else if (facebookCommentserror.error.code == "100")
{
}
}
}
throw ex;
}
}