/// <summary>
///
/// </summary>
/// <param name="htmlDocument"></param>
/// <param name="searchItem"></param>
/// <returns></returns>
public override Models.SearchItem AnalyzeSearchCallback(string htmlDocument, Models.SearchItem searchItem)
{
Models.SearchItem _searchItem = null;
Task <Models.SearchItem> resultTask = Task.Factory.StartNew(() =>
StartAnalyzeSearchCallback(htmlDocument, searchItem));
_searchItem = resultTask.Result;
return(_searchItem);
}
/// <summary>
///
/// </summary>
/// <param name="htmlDocument"></param>
public void AnalyzeSearch(string htmlDocument)
{
this.ForceStopSearchAnalysis = false;
this._IsBusy = true;
Stopwatch _stopWatch = new Stopwatch();
_stopWatch.Reset();
_stopWatch.Start();
Models.SearchItem _searchItem = this.AnalyzeSearchCallback(htmlDocument, this.SearchItem);
_stopWatch.Stop();
this.SearchItem = _searchItem;
_DirectoryProviderRoutineStage = DirectoryProviderRoutineStageEnum.SearchAnalysisFinished;
this._IsBusy = false;
InvokeEventSearchAnalysisFinished(new Handlers.EventHandlers.SearchAnalysisFinishedEventArgs(_searchItem, _stopWatch.Elapsed));
}
/// <summary>
///
/// </summary>
/// <param name="searchItem"></param>
private Models.SearchItem StartAnalyzeSearchCallback(string htmlDocument, Models.SearchItem searchItem)
{
Models.SearchItem _searchItem = (Models.SearchItem)searchItem;
if (_searchItem.searchResult == null)
{
_searchItem.searchResult = new Models.SearchItem.SearchResult();
}
string _errMsg = string.Empty;
_searchItem.searchResult.PageOnError = this.ypTool.CheckPageIfError(htmlDocument, ref _errMsg);
if (base.ForceStopSearchAnalysis)
{
return(null);
}
if (_searchItem.searchResult.PageOnError)
{
_searchItem.searchResult.PageErrorMessage = _errMsg;
}
else
{
_searchItem.searchResult.ResultsPerPage = this.ypTool.GetResultsPerPage(htmlDocument);
_searchItem.searchResult.TotalResults = this.ypTool.GetTotalResults(htmlDocument);
int _totPgs = (int)(_searchItem.searchResult.TotalResults % _searchItem.searchResult.ResultsPerPage);
_searchItem.searchResult.TotalPages = (int)(_searchItem.searchResult.TotalResults / _searchItem.searchResult.ResultsPerPage) + (_totPgs > 0 ? 1 : 0);
if (_searchItem.searchResult.pointers == null)
{
_searchItem.searchResult.pointers = new List <Models.SearchItem.SearchResult.UrlPointer>();
}
for (int _ctr = 0; _ctr < _searchItem.searchResult.TotalPages; _ctr++)
{
if (base.ForceStopSearchAnalysis)
{
return(null);
}
string _searchUrl = Models.DirectoryProviderSetting.BuildSearchUrl(base.DirectoryProviderSetting
, _searchItem.searchItem
, _searchItem.searchLocation
, _ctr + 1);;
Models.SearchItem.SearchResult.UrlPointer _ptrItem = new Models.SearchItem.SearchResult.UrlPointer()
{
PageNo = _ctr + 1,
SearchUrl = new Uri(_searchUrl),
SearchHtml = (_ctr == 0 ? htmlDocument : string.Empty),
IsValid = false, /* is to be decided T/F when processing */
};
_searchItem.searchResult.pointers.Add(_ptrItem);
if (base.ForceStopSearchAnalysis)
{
return(null);
}
}
}
return(_searchItem);
}
/// <summary>
/// Important: Must not execute base class method because
/// value should be returned by the implementing class
/// </summary>
/// <param name="htmlDocument"></param>
/// <returns></returns>
public virtual Models.SearchItem AnalyzeSearchCallback(string htmlDocument, Models.SearchItem searchItem)
{
throw new Exception("Must not execute base class method.");
}
