static KeyWordsHelper()
{
string str = ConfigurationManager.AppSettings["KeyWordsDictionary"];
if (string.IsNullOrEmpty(str))
{
str = "KeyWordsDictionary.txt";
}
Uri uri = new Uri(Assembly.GetExecutingAssembly().GetName().CodeBase);
string directoryName = Path.GetDirectoryName(uri.LocalPath);
string path = Path.Combine(directoryName, str);
if (!File.Exists(path))
{
path = Path.Combine(Directory.GetParent(directoryName).FullName, str);
}
if (!File.Exists(path))
{
HttpContext current = HttpContext.Current;
if (current != null)
{
path = current.Server.MapPath("~/" + str);
}
else
{
path = HostingEnvironment.MapPath("~/" + str);
}
}
if (!File.Exists(path))
{
throw new FileNotFoundException(path);
}
_filter = new FilterKeyWords(File.ReadAllLines(path));
}
public KeyWordFilter(IList <string> keyWordList)
{
if (keyWordList == null)
{
throw new Exception("传入的keyWordList对象为空");
}
string[] keyWords = keyWordList.ToArray <string>();
for (int i = 0; i < keyWords.Length; i++)
{
if (!string.IsNullOrEmpty(keyWords[i]))
{
keyWords[i] = keyWords[i].Trim();
}
}
this._filter = new FilterKeyWords(keyWords);
}
public Dictionary <int, int> Find(IList <string> keyWordList, string sourceContent)
{
if (keyWordList == null)
{
throw new Exception("传入的keyWordList对象为空");
}
string[] keyWords = keyWordList.ToArray <string>();
for (int i = 0; i < keyWords.Length; i++)
{
if (!string.IsNullOrEmpty(keyWords[i]))
{
keyWords[i] = keyWords[i].Trim();
}
}
this._filter = new FilterKeyWords(keyWords);
return(this._filter.Find(sourceContent));
}
