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); }
public virtual List <IllegalWordsSearchResult> FindAll(string text) { List <IllegalWordsSearchResult> result = new List <IllegalWordsSearchResult>(); TrieNode ptr = null; char pChar = (char)0; for (int i = 0; i < text.Length; i++) { char c = ToSenseWord(text[i]); if (_skipBitArray[c]) { continue; } TrieNode tn; if (ptr == null) { tn = _first[c]; } else if (ptr.TryGetValue(c, out tn) == false) { tn = (c != pChar) ? _first[c] : ptr; } if (tn != null) { if (ptr != tn) { tn.LastMatchLocation = i; tn.Parent = ptr; } if (tn.End) { foreach (var find in tn.Results) { var p = tn.GetParent(find.Length - 1); var r = new IllegalWordsSearchResult(find, p.LastMatchLocation, i, text); result.Add(r); } } } ptr = tn; pChar = c; } return(result); }