public AccordTag(Tag startTag, Tag endTag)
{
this.StartTag = startTag;
this.EndTag = endTag;
}
public string Parse(string text)
{
List<Tag> startTags = new List<Tag>(0);
List<Tag> endTags = new List<Tag>(0);
List<AccordTag> Accord = new List<AccordTag>(0);
#region BeginTags
string pattern = "\\[(?<name>\\w{1,})(=\\s*(?<first_param_val>(([^\\s\\]\\[=]*)|(\"[^\"]*\"))))?(?<parameters>(\\s{1,}\\w{1,}\\s*=\\s*((\"[^\"]*\")|([^\\s\\]\\[=]*)))*)?\\]";
Regex re = new Regex(pattern, RegexOptions.IgnoreCase);
Match match = re.Match(text, 0);
while (match.Success)
{
Tag tag = new Tag();
tag.IsClosingTag = false;
tag.StartPosition= match.Index;
tag.EndPosition = tag.StartPosition +match.Length;
tag.Name = match.Groups["name"].Value;
tag.OriginalString = match.Value;
List<TagParameter> parameters = new List<TagParameter>(0);
string firstParam = match.Groups["first_param_val"].Value;
if (firstParam != null)
{
parameters.Add(new TagParameter("",firstParam.Trim('"')));
}
string paramString = match.Groups["parameters"].Value;
if (paramString != null && paramString != "")
{
string patternParams = "(?<param_name>\\w{1,})\\s*=\\s*(?<param_value>((\"[^\"]*\")|([^\\s\\]\\[=]*)))";
Regex reParams = new Regex(patternParams, RegexOptions.IgnoreCase);
Match matchParams = reParams.Match(paramString, 0);
while (matchParams.Success)
{
string key = matchParams.Groups["param_name"].Value;
string value = matchParams.Groups["param_value"].Value.Trim('"');
parameters.Add(new TagParameter(key, value));
matchParams = matchParams.NextMatch();
}
}
tag.Parameters = parameters;
foreach (TagConfiguration tagConf in Configuration.TagConfigurations)
{
if (tagConf.Tag.ToLower() == tag.Name.ToLower())
{
if (tagConf.IsSingleTag)
{
tag.IsSingle = true;
Accord.Add(new AccordTag(tag,tag));
}
startTags.Add(tag);
break;
}
}
match = match.NextMatch();
}
#endregion
#region EndTags
pattern = "\\[/(?<name>\\w{1,})\\]";
re = new Regex(pattern, RegexOptions.IgnoreCase);
match = re.Match(text, 0);
while (match.Success)
{
Tag tag = new Tag(match.Groups["name"].Value,true);
tag.StartPosition = match.Index;
tag.EndPosition = tag.StartPosition + match.Length;
tag.OriginalString = match.Value;
foreach (TagConfiguration tagConf in Configuration.TagConfigurations)
{
if (tagConf.Tag.ToLower() == tag.Name.ToLower() && !tagConf.IsSingleTag)
{
endTags.Add(tag);
break;
}
}
match = match.NextMatch();
}
#endregion
int s = 0;
int e = 0;
while (e < endTags.Count)
{
Tag tag_end = endTags[e];
if (s >= startTags.Count)
{
for (int j = startTags.Count - 1; j >= 0; j--)
{
Tag internal_tag_start = startTags[j];
if (internal_tag_start.EndPosition > tag_end.StartPosition)
{
continue;
}
else if (!tag_end.isDisable
&& !internal_tag_start.isDisable
&& internal_tag_start.Name == tag_end.Name
&& !tag_end.isCheck
&& !internal_tag_start.isCheck)
{
internal_tag_start.isCheck = true;
tag_end.isCheck = true;
Accord.Add(new AccordTag(internal_tag_start, tag_end));
for (int k = j + 1; k < startTags.Count; k++)
{
Tag tag_disable = startTags[k];
if (tag_disable.EndPosition <= tag_end.StartPosition)
tag_disable.isDisable = true;
else
break;
}
for (int k = e - 1; k >= 0; k--)
{
Tag tag_disable = endTags[k];
if (internal_tag_start.EndPosition <= tag_disable.StartPosition)
tag_disable.isDisable = true;
else
break;
}
break;
}
}
e++;
continue;
}
Tag tag_start = startTags[s];
if (!tag_start.isDisable
&& !tag_end.isDisable
&& !tag_start.isCheck
&& !tag_end.isCheck
&& tag_start.Name == tag_end.Name
&& tag_start.EndPosition<= tag_end.StartPosition)
{
for (int i = startTags.Count - 1; i >= 0; i--)
{
Tag tag_st = startTags[i];
if (!tag_st.isDisable
&& !tag_st.isCheck
&& tag_st.Name == tag_end.Name
&& tag_st.EndPosition<= tag_end.StartPosition)
{
tag_st.isCheck = true;
tag_end.isCheck = true;
s = i;
Accord.Add(new AccordTag(tag_st, tag_end));
for (int k = s + 1; k < startTags.Count; k++)
{
Tag tag_disable = startTags[k];
if (tag_disable.EndPosition<= tag_end.StartPosition)
tag_disable.isDisable = true;
else
break;
}
for (int k = e - 1; k >= 0; k--)
{
Tag tag_disable = endTags[k];
if (tag_start.EndPosition<= tag_disable.StartPosition)
tag_disable.isDisable = true;
else
break;
}
break;
}
}
}
else
{
for (int j = startTags.Count - 1; j >= 0; j--)
{
Tag internal_tag_start = startTags[j];
if (internal_tag_start.EndPosition > tag_end.StartPosition)
{
continue;
}
else if (!tag_end.isDisable
&& !internal_tag_start.isDisable
&& internal_tag_start.Name == tag_end.Name
&& !tag_end.isCheck
&& !internal_tag_start.isCheck)
{
internal_tag_start.isCheck = true;
tag_end.isCheck = true;
Accord.Add(new AccordTag(internal_tag_start, tag_end));
for (int k = j + 1; k < startTags.Count; k++)
{
Tag tag_disable = startTags[k];
if (tag_disable.EndPosition<= tag_end.StartPosition)
tag_disable.isDisable = true;
else
break;
}
for (int k = e - 1; k >= 0; k--)
{
Tag tag_disable = endTags[k];
if (internal_tag_start.EndPosition<= tag_disable.StartPosition)
tag_disable.isDisable = true;
else
break;
}
break;
}
}
}
s++;
e++;
}
#region sort
for (int i = 0; i < Accord.Count; i++)
{
for (int k = i + 1; k < Accord.Count; k++)
{
if (Accord[k].StartTag.StartPosition < Accord[i].StartTag.StartPosition)
{
AccordTag buffer = Accord[i];
Accord[i] = Accord[k];
Accord[k] = buffer;
}
}
}
#endregion
Node root = new Node();
#region tree
Node currentNode = root;
if (Accord.Count > 0)
{
List<AccordTag> parentsAccord = new List<AccordTag>(0);
AccordTag curAccord = Accord[0];
int curPos = 0;
int curParent = -1;
for (int i = 0; i < Accord.Count; i++)
{
curAccord = Accord[i];
if (parentsAccord.Count == 0)
{
currentNode.Tokens.Add(new Text(text.Substring(curPos, curAccord.StartTag.StartPosition - curPos)));
Node childNode = new Node(currentNode);
currentNode.Tokens.Add(childNode);
currentNode = childNode;
currentNode.Tokens.Add(curAccord.StartTag);
curPos = curAccord.StartTag.EndPosition;
parentsAccord.Add(curAccord);
curParent++;
}
else if (curAccord.StartTag.StartPosition >= parentsAccord[curParent].StartTag.EndPosition
&& curAccord.EndTag.EndPosition <= parentsAccord[curParent].EndTag.StartPosition)
{
AccordTag parentAccord = parentsAccord[curParent];
currentNode.Tokens.Add(new Text(text.Substring(curPos, curAccord.StartTag.StartPosition - curPos)));
Node childNode = new Node(currentNode);
currentNode.Tokens.Add(childNode);
currentNode = childNode;
currentNode.Tokens.Add(curAccord.StartTag);
curPos = curAccord.StartTag.EndPosition;
parentsAccord.Add(curAccord);
curParent++;
}
else if (curAccord.StartTag.StartPosition >= parentsAccord[curParent].EndTag.EndPosition)
{
AccordTag parentAccord = parentsAccord[curParent];
for (int j = curParent; j >= 0; j--)
{
parentAccord = parentsAccord[j];
if (parentAccord.StartTag != parentAccord.EndTag)
{
currentNode.Tokens.Add(new Text(text.Substring(curPos, parentAccord.EndTag.StartPosition - curPos)));
currentNode.Tokens.Add(parentAccord.EndTag);
}
currentNode = currentNode.Parent;
curParent--;
parentsAccord.RemoveAt(j);
curPos = parentAccord.EndTag.EndPosition;
if ((j - 1) >= 0)
{
AccordTag preParentAccord = parentsAccord[j - 1];
if (preParentAccord.EndTag.EndPosition <= curAccord.StartTag.StartPosition)
{
currentNode.Tokens.Add(new Text(text.Substring(curPos, preParentAccord.EndTag.StartPosition - curPos)));
curPos = preParentAccord.EndTag.StartPosition;
}
else
{
break;
}
}
}
currentNode.Tokens.Add(new Text(text.Substring(parentAccord.EndTag.EndPosition, curAccord.StartTag.StartPosition - parentAccord.EndTag.EndPosition)));
Node childNode = new Node(currentNode);
currentNode.Tokens.Add(childNode);
currentNode = childNode;
currentNode.Tokens.Add(curAccord.StartTag);
curPos = curAccord.StartTag.EndPosition;
parentsAccord.Add(curAccord);
curParent++;
}
}
if (curAccord.StartTag != curAccord.EndTag)
currentNode.Tokens.Add(new Text(text.Substring(curAccord.StartTag.EndPosition, curAccord.EndTag.StartPosition - curAccord.StartTag.EndPosition)));
for (int j = parentsAccord.Count - 1; j >= 0; j--)
{
AccordTag parentAccord = parentsAccord[j];
if (parentAccord.StartTag != parentAccord.EndTag)
currentNode.Tokens.Add(parentAccord.EndTag);
currentNode = currentNode.Parent;
curPos = parentAccord.EndTag.EndPosition;
if ((j - 1) >= 0)
{
AccordTag preParentAccord = parentsAccord[j - 1];
currentNode.Tokens.Add(new Text(text.Substring(parentAccord.EndTag.EndPosition, preParentAccord.EndTag.StartPosition - parentAccord.EndTag.EndPosition)));
}
}
currentNode.Tokens.Add(new Text(text.Substring(curPos)));
}
else
root.Tokens.Add(new Text(text));
#endregion
return root.ToString(Configuration);
}
