private void Timer_Elapsed(object sender, ElapsedEventArgs e)
{
Log.Information("timer elapsed");
var context = new MariaContext(); //reinstaniating like this means its thread safe
var status = context.NextProfile();
Log.Information("NextProfile finished successfully");
if (status == null)
{
context.Dispose();
return;
}
if (status.Id < End)
{
isWorking = true;
HtmlWeb web = new HtmlWeb();
var doc = web.Load(MakeUrl(status.Id));
Log.Information("Loaded page successfully");
var result = this.Parse(status.Id, doc, status);
Log.Information("parsed successfully");
if (result != null)
{
status.Status = core.models.ProfileStatus.Complete;
context.SetStatusForId(status);
context.Users.Add(result);
context.SaveChanges();
}
else
{
status.Status = core.models.ProfileStatus.ProfileNotPresent;
context.SetStatusForId(status);
}
}
else
{
Log.Information("oh no, in a bad place! <- could be the root cause!");
timer.Stop();
isRunning = false;
}
context.Dispose();
}
private UserPageModel Parse(int id, HtmlDocument doc, UserProfileScrapingStatus userProfileStatus)
{
if (doc.DocumentNode.InnerHtml.Contains("An Error Has Occurred!"))
{
Log.Information("parsing - Profile doesn't exist");
return(null);
}
if (doc.DocumentNode.InnerText.Contains("403"))
{
Log.Information("rate limited!!!! <- could be the root cause!");
var context = new MariaContext();
userProfileStatus.Status = ProfileStatus.Error;
context.SetStatusForId(userProfileStatus);
context.Dispose();
throw new Exception("Error! getting 403 response. Quitting so we don't get locked out for longer!");
}
var item = new UserPageModel(id);
item.Name = handleItem(doc.DocumentNode.SelectNodes(XpathSelectors.NameSelector));
var baseCol = doc.DocumentNode.SelectSingleNode(XpathSelectors.baseSelector);
if (baseCol == null)
{
throw new Exception("Error, should never be null!");
}
item.Merit = handleItem(baseCol.SelectNodes($"{DynamicXpath(baseCol,"Merit")}/td[2]"));
item.Position = handleItem(baseCol.SelectNodes($"{DynamicXpath(baseCol, "Position")}/td[2]"));
item.Posts = handleItem(baseCol.SelectNodes($"{DynamicXpath(baseCol, "Posts")}/td[2]"));
item.Activity = handleItem(baseCol.SelectNodes($"{DynamicXpath(baseCol, "Activity")}/td[2]"));
item.DateRegistered = handleItem(baseCol.SelectNodes($"{DynamicXpath(baseCol, "Date Registered")}/td[2]"));
item.LastActive = handleItem(baseCol.SelectNodes($"{DynamicXpath(baseCol, "Last Active")}/td[2]"));
item.Gender = handleItem(baseCol.SelectNodes($"{DynamicXpath(baseCol, "Gender")}/td[2]"));
item.Age = handleItem(baseCol.SelectNodes($"{DynamicXpath(baseCol, "Age")}/td[2]"));
item.Location = handleItem(baseCol.SelectNodes($"{DynamicXpath(baseCol, "Location")}/td[2]"));
item.LocalTime = handleItem(baseCol.SelectNodes($"{DynamicXpath(baseCol, "Local Time")}/td[2]"));
Log.Information("Finished successfully");
return(item);
}