private List <string> AppliesContentStrategy(IDocument document, StrategyContainer currentStrategy)
{
var orderedStrategies = currentStrategy.ContentStrategy.OrderBy(x => x.Order).ToList();
List <IElement> workCollection = new List <IElement>();
List <string> result = new List <string>();
foreach (var strategy in orderedStrategies)
{
switch (strategy.Type)
{
case StrategyTypeEnum.None:
return(null);
case StrategyTypeEnum.Xpath:
workCollection = ApplyXpath <IElement>(document, strategy.Value);
break;
case StrategyTypeEnum.Apply:
result = ApplyTextSelector(workCollection, strategy.Value);
break;
}
}
result.RemoveAll(string.IsNullOrWhiteSpace);
return(result);
}
private string AppliesTitleStrategy(IDocument document, StrategyContainer currentStrategy)
{
var orderedStrategies = currentStrategy.TitleStrategy.OrderBy(x => x.Order).ToList();
List <IElement> workCollection = new List <IElement>();
List <string> result = new List <string>();
foreach (var strategy in orderedStrategies)
{
switch (strategy.Type)
{
case StrategyTypeEnum.None:
return(null);
case StrategyTypeEnum.Xpath:
workCollection = ApplyXpath <IElement>(document, strategy.Value);
break;
case StrategyTypeEnum.Apply:
result = ApplyTextSelector(workCollection, strategy.Value);
break;
}
}
return(result.FirstOrDefault());
}
private List <IHtmlAnchorElement> AppliesLinksStrategy(IDocument document, StrategyContainer currentStrategy)
{
var orderedStrategies = currentStrategy.LinksStrategy.OrderBy(x => x.Order).ToList();
List <IHtmlAnchorElement> workCollection = new List <IHtmlAnchorElement>();
foreach (var strategy in orderedStrategies)
{
switch (strategy.Type)
{
case StrategyTypeEnum.None:
return(null);
case StrategyTypeEnum.Xpath:
workCollection = ApplyXpath <IHtmlAnchorElement>(document, strategy.Value);
break;
case StrategyTypeEnum.Regex:
workCollection = ApplyRegexToLinksCollection(workCollection, strategy.Value);
break;
}
}
return(workCollection);
}
