private static List <string> GetExtractUrl(ExtractUrlTypes UrlType)
{
List <string> aPattern = new List <string>();
if ((UrlType & ExtractUrlTypes.UrlFromImgTag) == ExtractUrlTypes.UrlFromImgTag)
{
aPattern.Add(CRegex.Pattern.ExtractUrlFromImgTag);
}
if ((UrlType & ExtractUrlTypes.SwfUrlFromParamTag) == ExtractUrlTypes.SwfUrlFromParamTag)
{
aPattern.Add(CRegex.Pattern.ExtractSwfUrlFromParamTag);
}
if ((UrlType & ExtractUrlTypes.UrlFromBackground) == ExtractUrlTypes.UrlFromBackground)
{
aPattern.Add(CRegex.Pattern.ExtractUrlFromBackground);
}
if ((UrlType & ExtractUrlTypes.UrlFromStyleBackground) == ExtractUrlTypes.UrlFromStyleBackground)
{
aPattern.Add(CRegex.Pattern.ExtractUrlFromStyleBackground);
}
if ((UrlType & ExtractUrlTypes.UrlFromATag) == ExtractUrlTypes.UrlFromATag)
{
aPattern.Add(CRegex.Pattern.ExtractUrlFromATag);
}
if ((UrlType & ExtractUrlTypes.UrlFromNewUri) == ExtractUrlTypes.UrlFromNewUri)
{
aPattern.Add(CRegex.Pattern.ExtractUrlFromNewUri);
}
return(aPattern);
}
public static List <string> ExtractUrl(string Value, ExtractUrlTypes UrlType, IEnumerable <string> eStartingUrl)
{
List <string> aPattern = GetExtractUrl(UrlType);
List <string> aUrlExtracted = new List <string>();
for (int i = 0; i < aPattern.Count; i++)
{
Regex r = new Regex(aPattern[i], RegexOptions.IgnoreCase);
for (Match m = r.Match(Value); m.Success; m = m.NextMatch())
{
string UrlExtracted = m.Groups["Url"].Value;
if (eStartingUrl == null)
{
aUrlExtracted.Add(UrlExtracted);
}
else
{
foreach (string UrlCur in eStartingUrl)
{
if (!UrlExtracted.StartsWith(UrlCur))
{
continue;
}
aUrlExtracted.Add(UrlExtracted);
}
}
}
}
return(aUrlExtracted);
}
/// <summary>
/// HTML 코드에서 사용된 URL이 dicUrlReplace의 Key로 시작한다면 URL의 dicUrlReplace의 Key 부분을 dicUrlReplace의 Value로 변경함.
/// </summary>
/// <param name="dicStartingUrlReplace"></param>
/// <param name="Value"></param>
/// <returns></returns>
/// <example>
/// <![CDATA[
/// string Html = @"
/// <td><img src=""images/title.gif"" alt="""" /></td>
/// <td style=""width:6px;""></td>
/// <td style=""background-image:url('images/bg_version_left.gif'); width:4px;""></td>
/// <td class=""version"" style=""background-image:url('images/bg_version_center.gif'); background-repeat:repeat-x; padding: 0px 2px 0px 2px;"">
/// v <span id=""spnVersion"">1.10.20.1624</span>
/// </td>
/// <td style=""background-image:url('images/bg_version_right.gif'); width:4px;""></td>";
///
/// Dictionary<string, string> dicUrlReplace = new Dictionary<string,string>();
/// dicUrlReplace.Add("images/", "question/");
///
/// string HtmlNew = ReplaceStartingUrl(Html, dicUrlReplace);
/// ]]>
/// </example>
public static string ReplaceStartingUrl(string Value, ExtractUrlTypes UrlType, Dictionary <string, string> dicStartingUrlReplace,
out List <Tuple <string, string> > aFromToIs)
{
aFromToIs = new List <Tuple <string, string> >();
List <Tuple <string, string> > aFromTo = new List <Tuple <string, string> >();
List <string> aPattern = GetExtractUrl(UrlType);
for (int i = 0; i < aPattern.Count; i++)
{
Regex r = new Regex(aPattern[i], RegexOptions.IgnoreCase);
Value = r.Replace(Value, new MatchEvaluator(delegate(Match m)
{
foreach (KeyValuePair <string, string> kv in dicStartingUrlReplace)
{
if (!m.Groups["Url"].Value.StartsWith(kv.Key))
{
continue;
}
int IndexFrom = m.Groups["Url"].Index - m.Index;
int IndexTo = IndexFrom + kv.Key.Length - 1;
string From = m.Groups["Url"].Value;
string To = From.Replace(kv.Key, kv.Value);
aFromTo.Add(new Tuple <string, string>(From, To));
return(m.Value.Substring(0, IndexFrom) + kv.Value + m.Value.Substring(IndexTo + 1));
}
return(m.Value);
}));
}
aFromToIs = aFromTo;
return(Value);
}
public static List <string> ExtractUrl(string Value, ExtractUrlTypes UrlType)
{
return(ExtractUrl(Value, UrlType, null));
}
public static string ReplaceStartingUrl(string Value, ExtractUrlTypes UrlType, Dictionary <string, string> dicStartingUrlReplace)
{
List <Tuple <string, string> > aFromToIs = new List <Tuple <string, string> >();
return(ReplaceStartingUrl(Value, UrlType, dicStartingUrlReplace, out aFromToIs));
}
