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PyCodeTree.cs
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PyCodeTree.cs
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/*
* Creato da SharpDevelop.
* Utente: Miki
* Data: 09/03/2009
* Ora: 21.17
*
* To change this template use Tools | Options | Coding | Edit Standard Headers.
*/
using System;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Drawing;
using System.Windows.Forms;
using System.Xml;
using System.Reflection;
using System.IO;
using System.Text.RegularExpressions;
namespace pyprova
{
public class PyCodeTree
{
protected XmlDocument _doc;
protected string _name;
protected XmlNodeList _classes;
protected int curclass;
public PyCodeTree()
{
_doc = new XmlDocument();
Stream str = Assembly.GetExecutingAssembly().GetManifestResourceStream("pyprova.wxclass.xsd");
_doc.Schemas.Add("wxclass", new XmlTextReader(str));
_name = "";
curclass = -1;
}
public static StringCollection ToStringCollection(string text)
{
string[] sep = {"\\n"};
string[] strs = text.Split(sep, StringSplitOptions.None);
StringCollection coll = new StringCollection();
coll.AddRange(strs);
return coll;
}
public static string ToText(StringCollection coll)
{
string res = "";
foreach (string s in coll)
{
res += s + "\\n";
}
return res;
}
public StringCollection GetFunctionBody(string classname, string funcname)
{
XmlElement root = _doc.DocumentElement;
XmlNodeList nodes = root.SelectNodes("/pythonfile/class[@Name='" + classname + "']" +
"/function[@Name='" + funcname + "']/body");
StringCollection c = null;
if (nodes.Count > 0)
{
c = new StringCollection();
foreach (XmlNode n in nodes)
{
c.Add(n.InnerText);
}
}
return c;
}
public bool CreateNewFunction(string classname, string funcname, string parameters)
{
XmlElement root = _doc.DocumentElement;
XmlNode node = root.SelectSingleNode("/pythonfile/class[@Name='" + classname + "']");
if (node == null)
return false;
XmlElement func = _doc.CreateElement("function");
XmlAttribute funcname = _doc.CreateAttribute("Name");
XmlAttribute funcparams = _doc.CreateAttribute("Parameters");
funcname.InnerText = funcname;
if (parameters != "")
funcparams.InnerText = parameters;
else
funcparams.InnerText = "";
func.Attributes.Append(funcname);
func.Attributes.Append(funcparams);
func.InnerText = "";
node.AppendChild(func);
return true;
}
public void ParseXmlFile(string filename)
{
// Assembly a = System.Reflection.Assembly.GetExecutingAssembly();
_doc.RemoveAll();
_doc.Load(filename);
XmlNode node = _doc.GetElementsByTagName("pythonfile")[0];
foreach (XmlNode n in node.ChildNodes)
{
}
_classes = _doc.GetElementsByTagName("class");
}
// ParseClass(cl, clbegin, clend, filelines);
private int ParseClass(XmlNode classnode, int begin, int end, StringCollection coll)
{
StringCollection c = new StringCollection();
string defexp = @"^[\t\s]*def\s*(?<defname>\w*)\((?<params>.*)\)";
for (int i=begin; i<end; i++)
{
string item = coll[i];
Match m = Regex.Match(item, defexp);
if (m.Success)
{
// this is a function...
// Create <function> element
XmlElement func = _doc.CreateElement("function");
XmlAttribute funcname = _doc.CreateAttribute("Name");
XmlAttribute funcparams = _doc.CreateAttribute("Parameters");
funcname.InnerText = m.Groups["defname"].Value;
if (m.Groups["params"] != null)
funcparams.InnerText = m.Groups["params"].Value;
else
funcparams.InnerText = "";
func.Attributes.Append(funcname);
func.Attributes.Append(funcparams);
// find the end of this class.
int funcbegin = i+1;
int funcend = funcbegin;
while (funcend <= end)
{
if (coll[funcend].Contains("# end " + funcname.InnerText))
{
break;
}
// str += coll[funcend] + "\\n";
XmlElement body = _doc.CreateElement("body");
if (coll[funcend] == "")
body.InnerText = "\\n";
else
body.InnerText = coll[funcend].Trim();
func.AppendChild(body);
funcend++;
}
classnode.AppendChild(func);
i = funcend;
} else {
// Create base element <pythonfile>
XmlElement dt = _doc.CreateElement("classtext");
if (item == "")
dt.InnerText = "\\n";
else
dt.InnerText = item.Trim();
classnode.AppendChild(dt);
}
}
return end;
}
public void ParsePythonFile(string pyfilename)
{
// Try to parse a .py file and create the XML struct
_doc.RemoveAll();
// Declaration
XmlDeclaration decl = _doc.CreateXmlDeclaration("1.0", "utf-8", "yes");
_doc.AppendChild(decl);
// Create base element <pythonfile>
XmlElement pfile = _doc.CreateElement("pythonfile");
// Read the file...
StreamReader read = File.OpenText(pyfilename);
if (read == null)
{
// exit
return;
}
StringCollection filelines = new StringCollection();
while (!read.EndOfStream)
{
string item = read.ReadLine();
filelines.Add(item);
}
read.Close();
string classexp = @"^[\t\s]*class\s*(?<classname>\w*)\(";
for (int i=0; i<filelines.Count; i++)
{
string item = filelines[i];
Match m = Regex.Match(item, classexp);
if (m.Success)
{
// this is a class...
// Create <class> element
XmlElement cl = _doc.CreateElement("class");
XmlAttribute clname = _doc.CreateAttribute("Name");
clname.InnerText = m.Groups["classname"].Value;
cl.Attributes.Append(clname);
// find the end of this class.
int clbegin = i+1;
int clend = -1;
for (int j=clbegin; j<filelines.Count; j++)
{
if (filelines[j].Contains("# end " + m.Groups["classname"].Value))
{
clend = j;
break;
}
}
i = ParseClass(cl, clbegin, clend, filelines);
// Parse sub-nodes
pfile.AppendChild(cl);
} else {
XmlElement dt = _doc.CreateElement("doctext");
if (item == "")
dt.InnerText = "\\n";
else
dt.InnerText = item.Trim();
pfile.AppendChild(dt);
}
}
_doc.AppendChild(pfile);
XmlTextWriter xmlWriter = new XmlTextWriter("../../at.xml", System.Text.Encoding.UTF8);
xmlWriter.Formatting = Formatting.Indented;
_doc.WriteContentTo(xmlWriter);
xmlWriter.Flush();
xmlWriter.Close();
}
}
}