/// <summary>
/// 检查Html标签闭合
/// </summary>
/// <param name="c"></param>
/// <returns></returns>
public static bool CheckTags(this IHtml c)
{
var list = RegexHelper.Matches(c.GetValue(), "(<[^>]*[^/]>)");
if (list.Count % 2 != 0)
{
return(false);
}
var un = new List <string>();
foreach (var i in list)
{
var tag = i.As <IRegex>().Match("<([a-z0-9A-Z]+)[^>]*>", 1);
if (tag.IsNotNullOrEmpty())
{
un.Add(tag);
}
else
{
tag = i.As <IRegex>().Match("</([a-z0-9A-Z]+)>", 1);
if (tag.IsNotNullOrEmpty())
{
if (un[un.Count - 1] != tag)
{
return(false);
}
un.RemoveAt(un.Count - 1);
}
}
}
return(un.Count == 0);
}
public static string GetHtml(this IHtml c, Encoding encoding, string method = null, string param = null)
{
if (method.IsNullOrEmpty())
{
method = "Get";
}
using (var http = new HttpHelper(c.GetValue(), method, encoding, param))
{
return(http.GetHtml());
}
}
/// <summary>
/// 清空Html标签
/// </summary>
/// <param name="c"></param>
/// <returns></returns>
public static string ClearHtml(this IHtml c)
{
var html = c.GetValue();
if (html.IsNullOrEmpty())
{
return(string.Empty);
}
html = HttpUtility.HtmlDecode(html);
return(html.IsNullOrEmpty() ? string.Empty : RegexHelper.ClearHtml(html));
}
/// <summary>
/// 获取ID
/// </summary>
/// <param name="c"></param>
/// <param name="id"></param>
/// <returns></returns>
public static string GetHtmlById(this IHtml c, string id)
{
var html = c.GetValue();
return(RegexHelper.FindById(html, id));
}
/// <summary>
/// 获取Attr
/// </summary>
/// <param name="c"></param>
/// <param name="attr"></param>
/// <returns></returns>
public static IEnumerable <string> GetHtmlByAttr(this IHtml c, string attr)
{
var html = c.GetValue();
return(RegexHelper.FindByAttr(html, attr));
}
/// <summary>
/// 获取CSS
/// </summary>
/// <param name="c"></param>
/// <param name="css"></param>
/// <returns></returns>
public static IEnumerable <string> GetHtmlByCss(this IHtml c, string css)
{
var html = c.GetValue();
return(RegexHelper.FindByCss(html, css));
}
