private void Replace(string attach, RegexOptions? option)
{
ExecutionStopwatch executionSW = new ExecutionStopwatch();
executionSW.Start();
Regex r;
try
{
if (option == null)
r = new Regex(data.Pattern);
else
r = new Regex(data.Pattern, (RegexOptions)option);
}
catch (Exception e)
{
Result = e.Message;
return;
}
if (string.IsNullOrEmpty(data.Text))
{
Result = attach + "Pattern ok.";
return;
}
MatchCollection coll = r.Matches(data.Text);
int matchesNr = coll.Count;
string attachStats = "";
if (matchesNr == 0)
{
executionSW.Stop();
attachStats = string.Format(" ({0} ms)", executionSW.Elapsed.TotalMilliseconds);
Result = attach + "No matches found." + attachStats;
return;
}
StringBuilder sb = new StringBuilder(attach);
StringBuilder tb = new StringBuilder();
var utility = new HtmlHelper(new ViewContext(), new ViewPage());
List<int> matchesCoords = new List<int>();
List<string> replacements = new List<string>();
int count = 0;
int maxCount = 100;
string matchedBefore = "<span class=\"magenta\">";
string matchedAfter = "</span>";
foreach (Match match in coll)
{
int index = match.Index;
string value = match.Value;
string replacement = match.Result(data.Substitution);
matchesCoords.Add(index);
matchesCoords.Add(value.Length);
replacements.Add(replacement);
if (count < maxCount)
sb.Append(string.Format("'"+matchedBefore+"<b>{0}</b>"+matchedAfter+"' replaced by '"+matchedBefore+"<b>{1}</b>"+matchedAfter+"' at {2} <br/>", utility.Encode(value), utility.Encode(replacement), index));
count++;
}
executionSW.Stop();
attachStats = string.Format(" ({0} ms)", executionSW.Elapsed.TotalMilliseconds);
if(count <= maxCount)
sb.Append(string.Format("Total replacements: {0}.{1}", matchesNr, attachStats));
else
sb.Append(string.Format("other replacements ({0}) not included. Total matches: {1}.{2}", matchesNr - maxCount, matchesNr, attachStats));
bool IsReverse = (option & RegexOptions.RightToLeft) != null && (option & RegexOptions.RightToLeft) != RegexOptions.None;
if (IsReverse)
{
List<int> tmpMatchesCoords = new List<int>();
List<string> tmpReplacements = new List<string>();
for (int i = matchesCoords.Count - 1; i > 0; i -= 2)
{
tmpMatchesCoords.Add(matchesCoords[i - 1]);
tmpMatchesCoords.Add(matchesCoords[i]);
tmpReplacements.Add(replacements[i / 2]);
}
matchesCoords = tmpMatchesCoords;
replacements = tmpReplacements;
}
if (matchesNr != 0)
{
string before0 = "<span class=\"yellow\">";
string after = "</span>";
string before1 = "<span class=\"blue\">";
bool flipper = true;
int lastIndex = 0;
for (int i = 0; i < matchesCoords.Count; i += 2)
{
string before = flipper ? before0 : before1;
flipper = !flipper;
if (lastIndex != matchesCoords[i])
tb.Append(utility.Encode(data.Text.Substring(lastIndex, matchesCoords[i] - lastIndex)));
tb.Append(before + utility.Encode(replacements[i / 2]) + after);
lastIndex = matchesCoords[i] + matchesCoords[i + 1];
}
tb.Append(utility.Encode(data.Text.Substring(lastIndex)));
}
else
tb.Append(utility.Encode(data.Text));
Result = sb.ToString() + "<br/><br/><br/><span id=\"ResultText\">" + tb.ToString().Replace("\r", "").Replace("\n", "<br/>") + "</span>";
}
private void Match(string attach, RegexOptions? option)
{
ExecutionStopwatch executionSW = new ExecutionStopwatch();
executionSW.Start();
Regex r;
try
{
if (option == null)
r = new Regex(data.Pattern);
else
r = new Regex(data.Pattern, (RegexOptions)option);
}
catch (Exception e)
{
Result = e.Message;
return;
}
if (string.IsNullOrEmpty(data.Text))
{
Result = attach + "Pattern ok.";
return;
}
MatchCollection coll = r.Matches(data.Text);
int matchesNr = coll.Count;
executionSW.Stop();
string attachStats = string.Format(" ({0} ms)", executionSW.Elapsed.TotalMilliseconds);
if (matchesNr == 0)
{
Result = attach + "No matches found." + attachStats;
return;
}
StringBuilder sb = new StringBuilder(attach);
StringBuilder tb = new StringBuilder();
var utility = new HtmlHelper(new ViewContext(), new ViewPage());
int count = 0;
int maxCount = 100;
bool addMoreMatches = true;
List<int> matchIndexes = new List<int>();
List<Match> collsTmp = new List<Match>();
List<Match> colls = collsTmp;
foreach (Match m in coll)
collsTmp.Add(m);
bool IsReverse = (option & RegexOptions.RightToLeft) != null && (option & RegexOptions.RightToLeft) != RegexOptions.None;
if (IsReverse)
{
colls = new List<Match>();
for (int i = collsTmp.Count - 1; i >= 0; i--)
colls.Add(collsTmp[i]);
}
List<string> reverseMatches = new List<string>();
foreach (Match match in colls)
{
string value = match.Value;
int index = match.Index;
matchIndexes.Add(index);
matchIndexes.Add(value.Length);
string matchedBefore = "<span class=\"magenta\">";
string matchedAfter = "</span>";
count++;
if (!IsReverse)
{
if (count == maxCount + 1)
{
sb.Append(string.Format("other matches ({0}) not included. Total matches: {1}.{2}", matchesNr - maxCount, matchesNr, attachStats));
addMoreMatches = false;
}
if (addMoreMatches)
sb.Append(string.Format("'"+matchedBefore+"<b>{0}</b>"+matchedAfter+"' found at {1} <br/>", utility.Encode(value), index));
}
else
{
if (matchesNr - count < maxCount)
reverseMatches.Add(string.Format("'"+matchedBefore+"<b>{0}</b>"+matchedAfter+"' found at {1} <br/>", utility.Encode(value), index));
}
}
if (IsReverse)
{
for (int i = reverseMatches.Count - 1; i >= 0; i--)
sb.Append(reverseMatches[i]);
if (matchesNr > maxCount)
sb.Append(string.Format("other matches ({0}) not included. Total matches: {1}.{2}", matchesNr - maxCount, matchesNr, attachStats));
else
sb.Append(string.Format("Total matches: {0}.{1}", matchesNr, attachStats));
}
else if (addMoreMatches)
sb.Append(string.Format("Total matches: {0}.{1}", matchesNr, attachStats));
if (matchesNr != 0)
{
string before0 = "<span class=\"yellow\">";
string after = "</span>";
string before1 = "<span class=\"blue\">";
bool flipper = true;
int lastIndex = 0;
for (int i = 0; i < matchIndexes.Count; i += 2)
{
string before = flipper ? before0 : before1;
flipper = !flipper;
if (lastIndex != matchIndexes[i])
tb.Append(utility.Encode(data.Text.Substring(lastIndex, matchIndexes[i] - lastIndex)));
tb.Append(before + utility.Encode(data.Text.Substring(matchIndexes[i], matchIndexes[i + 1])) + after);
lastIndex = matchIndexes[i] + matchIndexes[i + 1];
}
tb.Append(utility.Encode(data.Text.Substring(lastIndex)));
}
else
tb.Append(utility.Encode(data.Text));
Result = sb.ToString() + "<br/><br/><br/>" + tb.ToString();//.Replace("\n", "<br/>");
}