private string ParseHtml(string html)
{
if (html.IsEmptyOrWhiteSpace())
{
return(string.Empty);
}
var htmlDoc = new HtmlDocument();
try
{
html = MonkeyHelpers.CleanHtmlString(html);
htmlDoc.LoadHtml(html);
}
catch (Exception ex)
{
logger.LogError(ex, "Error parsing html");
return(html);
}
var sb = new StringBuilder();
var textNodes = htmlDoc?.DocumentNode?.SelectNodes("//text()");
var iframes = htmlDoc?.DocumentNode?.SelectNodes("//iframe[@src]");
if (textNodes != null)
{
foreach (HtmlNode node in textNodes)
{
if (!node.InnerText.IsEmptyOrWhiteSpace())
{
sb.Append(node.InnerText.Trim() + "|");
}
}
}
if (iframes != null)
{
foreach (HtmlNode node in iframes)
{
if (node.HasAttributes &&
node.Attributes.Contains("src") &&
!node.Attributes["src"].Value.IsEmptyOrWhiteSpace())
{
sb.Append(node.Attributes["src"].Value);
}
}
}
var result = sb.ToString();
if (!result.IsEmpty())
{
return(result);
}
return(html);
}
private static OTDBQuestion CleanQuestion(OTDBQuestion x)
{
return(new OTDBQuestion
{
Category = MonkeyHelpers.CleanHtmlString(x.Category),
Question = MonkeyHelpers.CleanHtmlString(x.Question),
CorrectAnswer = MonkeyHelpers.CleanHtmlString(x.CorrectAnswer),
IncorrectAnswers = x.IncorrectAnswers.Select(MonkeyHelpers.CleanHtmlString).ToList(),
Type = x.Type,
Difficulty = x.Difficulty
});
}
private async Task <string> GetJokeAsync(Uri uri)
{
HttpClient httpClient = clientFactory.CreateClient();
string json = await httpClient.GetStringAsync(uri).ConfigureAwait(false);
if (!json.IsEmpty())
{
ChuckResponse chuckResponse = JsonSerializer.Deserialize <ChuckResponse>(json);
if (chuckResponse.Type == "success" && chuckResponse.Value != null)
{
return(MonkeyHelpers.CleanHtmlString(chuckResponse.Value.Joke));
}
}
return(string.Empty);
}
public async Task <string> GetChuckFactAsync()
{
using (var httpClient = new HttpClient())
{
var json = await httpClient.GetStringAsync(randomJokeApiUrl).ConfigureAwait(false);
if (!json.IsEmpty())
{
var chuckResponse = JsonConvert.DeserializeObject <ChuckResponse>(json);
if (chuckResponse.Type == "success" && chuckResponse.Value != null)
{
return(MonkeyHelpers.CleanHtmlString(chuckResponse.Value.Joke));
}
}
return(string.Empty);
}
}
public async Task <string> GetChuckFactAsync(string userName)
{
if (userName.IsEmpty())
{
return(string.Empty);
}
using (var httpClient = new HttpClient())
{
var url = new UriBuilder(randomJokeApiUrl);
url.Query = $"firstName={userName}";
var json = await httpClient.GetStringAsync(url.Uri).ConfigureAwait(false);
if (!json.IsEmpty())
{
var chuckResponse = JsonConvert.DeserializeObject <ChuckResponse>(json);
if (chuckResponse.Type == "success" && chuckResponse.Value != null)
{
return(MonkeyHelpers.CleanHtmlString(chuckResponse.Value.Joke.Replace("Norris", "").Replace(" ", " ")));
}
}
return(string.Empty);
}
}
private (string TextContent, string ImgLink) ParseHtml(string html)
{
if (html.IsEmptyOrWhiteSpace())
{
return(new(string.Empty, string.Empty));
}
var htmlDoc = new HtmlDocument();
try
{
html = MonkeyHelpers.CleanHtmlString(html);
htmlDoc.LoadHtml(html);
}
catch (Exception ex)
{
_logger.LogError(ex, "Error parsing html");
return(new(html, string.Empty));
}
var sb = new StringBuilder();
HtmlNodeCollection textNodes = htmlDoc?.DocumentNode?.SelectNodes("//text()");
HtmlNodeCollection iframes = htmlDoc?.DocumentNode?.SelectNodes("//iframe[@src]");
if (textNodes != null)
{
foreach (HtmlNode node in textNodes)
{
if (!node.InnerText.IsEmptyOrWhiteSpace())
{
sb.Append(node.InnerText.Trim() + "|");
}
}
}
if (iframes != null)
{
foreach (HtmlNode node in iframes)
{
if (node.HasAttributes &&
node.Attributes.Contains("src") &&
!node.Attributes["src"].Value.IsEmptyOrWhiteSpace())
{
sb.Append(node.Attributes["src"].Value);
}
}
}
string textContent = sb.Length > 0 ? sb.ToString().Trim('|') : html;
var imgNodes = htmlDoc?
.DocumentNode?
.SelectNodes("//img");
string imgLink =
imgNodes?
.Where(x => x.HasAttributes && x.Attributes.Contains("src") && !x.Attributes["src"].Value.IsEmptyOrWhiteSpace())?
.Select(x => x.Attributes["src"].Value)?
.Where(l => !l.EndsWith("gif"))?
.FirstOrDefault() ?? string.Empty;
return(new(textContent.Trim(), imgLink));
}