//Matching using Named Groups
public string CreateHTMLMatches(Regex regex, RegexUseCase regexTest, List <string> GroupMatches)
{
string[] pen_colors = new string[] { "yellow", "green", "pink", "blue", "red", "grey" };
string HTMLMatch = "";
int[] char_captured = new int[regexTest.Value.Length]; //Each group will have an index, starting from 0
//Set array to -1, because index starts at 0
for (int i = 0; i < regexTest.Value.Length; ++i)
{
char_captured[i] = -1;
}
var matches = regex.Matches(regexTest.Value);
foreach (Match m in matches)
{
if (m.Success)
{
for (int g = 0; g < GroupMatches.Count; ++g)
{
if (m.Groups[g].Success)
{
for (int i = 0; i < m.Groups[g].Length; ++i)
{
char_captured[m.Groups[g].Index + i] = g;
}
}
}
}
}
if (char_captured[0] >= 0)
{
HTMLMatch += "<span class='" + pen_colors[char_captured[0]] + "-highlight'>";
}
HTMLMatch += WebUtility.HtmlEncode("" + regexTest.Value[0]);
for (int i = 1; i < regexTest.Value.Length; ++i)
{
if (char_captured[i - 1] >= 0 && char_captured[i] != char_captured[i - 1])
{
HTMLMatch += "</span>";
}
if (char_captured[i - 1] != char_captured[i] && char_captured[i] >= 0)
{
HTMLMatch += "<span class='" + pen_colors[char_captured[i]] + "-highlight'>";
}
HTMLMatch += WebUtility.HtmlEncode("" + regexTest.Value[i]);
}
if (char_captured[regexTest.Value.Length - 1] >= 0)
{
HTMLMatch += "</span>";
}
//Dirty Dirty Fix for Groups. I don't know why :\ is being captured. Sorry bout that
HTMLMatch = HTMLMatch.Replace(@"<span class='yellow-highlight'>" + WebUtility.HtmlEncode(@":\"), WebUtility.HtmlEncode(@":\") + @"<span class='yellow-highlight'>");
return(HTMLMatch);
}
//Simple Matching
public string CreateHTMLMatches(Regex regex, RegexUseCase regexTest, string MarkerColor)
{
string HTMLMatch = "";
bool[] char_captured = new bool[regexTest.Value.Length];
var matches = regex.Matches(regexTest.Value);
foreach (Match m in matches)
{
if (m.Success)
{
for (int i = 0; i < m.Length; ++i)
{
char_captured[m.Index + i] = true;
}
}
}
if (char_captured[0])
{
HTMLMatch += "<span class='" + MarkerColor + "-highlight'>";
}
HTMLMatch += WebUtility.HtmlEncode("" + regexTest.Value[0]);
for (int i = 1; i < regexTest.Value.Length; ++i)
{
if (char_captured[i - 1] && !char_captured[i])
{
HTMLMatch += "</span>";
}
if (!char_captured[i - 1] && char_captured[i])
{
HTMLMatch += "<span class='" + MarkerColor + "-highlight'>";
}
HTMLMatch += WebUtility.HtmlEncode("" + regexTest.Value[i]);
}
if (char_captured[regexTest.Value.Length - 1])
{
HTMLMatch += "</span>";
}
return(HTMLMatch);
}
