/// <summary>
/// 判断文本是否包含关键字
/// </summary>
/// <param name="text">文本</param>
/// <returns></returns>
public override bool ContainsAny(string text)
{
bool r = false;
search(text, (keyword, ch, end) => {
r = !isInEnglishOrInNumber(keyword, ch, end, text);
return(r);
});
if (r)
{
return(true);
}
var searchText = WordsHelper.ToSenseIllegalWords(text);
search(searchText, (keyword, ch, end) => {
r = !isInEnglishOrInNumber(keyword, ch, end, searchText);
return(r);
});
if (r)
{
return(true);
}
searchText = WordsHelper.RemoveNontext(searchText);
search(searchText, (keyword, ch, end) => {
r = !isInEnglishOrInNumber(keyword, ch, end, searchText);
return(r);
});
return(r);
}
/// <summary>
/// 设置关键字
/// </summary>
/// <param name="keywords">关键字列表</param>
public override void SetKeywords(ICollection <string> keywords)
{
HashSet <string> kws = new HashSet <string>();
foreach (var item in keywords)
{
kws.Add(WordsHelper.ToSenseIllegalWords(item));
}
base.SetKeywords(kws);
}
/// <summary>
/// 从文本中查找到第一个关键字
/// </summary>
/// <param name="text"></param>
/// <returns></returns>
public override IllegalWordsSearchResult FindFirst(string text)
{
IllegalWordsSearchResult result = null;
search(text, (keyword, ch, end) => {
var start = end + 1 - keyword.Length;
result = GetIllegalResult(keyword, ch, start, end, text, text);
return(result != null);
});
if (result != null)
{
return(result);
}
var searchText = WordsHelper.ToSenseIllegalWords(text);
search(searchText, (keyword, ch, end) => {
var start = end + 1 - keyword.Length;
result = GetIllegalResult(keyword, ch, start, end, text, searchText);
return(result != null);
});
if (result != null)
{
return(result);
}
searchText = WordsHelper.RemoveNontext(searchText);
search(searchText, (keyword, ch, end) => {
var start = end;
for (int i = 0; i < keyword.Length; i++)
{
var n = searchText[start--];
while (n == 1)
{
n = searchText[start--];
}
}
start++;
result = GetIllegalResult(keyword, ch, start, end, text, searchText);
return(result != null);
});
if (result != null)
{
return(result);
}
return(IllegalWordsSearchResult.Empty);
}
/// <summary>
/// 在文本中查找所有的关键字
/// </summary>
/// <param name="text">文本</param>
/// <returns></returns>
public override List <IllegalWordsSearchResult> FindAll(string text)
{
List <IllegalWordsSearchResult> newlist = new List <IllegalWordsSearchResult>();
string searchText = WordsHelper.ToSenseIllegalWords(text);
searchAll(searchText, (keyword, ch, end) => {
var start = end + 1 - keyword.Length;
var r = GetIllegalResult(keyword, ch, start, end, text, searchText);
if (r != null)
{
newlist.Add(r);
}
});
searchText = removeChecks(searchText, newlist);
//list.AddRange(newlist);
//newlist.Clear();
searchText = WordsHelper.RemoveNontext(searchText);
searchAll(searchText, (keyword, ch, end) => {
var start = end;
for (int i = 0; i < keyword.Length; i++)
{
var n = searchText[start--];
while (n == 1)
{
n = searchText[start--];
}
}
start++;
var r = GetIllegalResult(keyword, ch, start, end, text, searchText);
if (r != null)
{
newlist.Add(r);
}
});
return(newlist);
}
