/// <summary>
/// Creates a new Hastable from the Information stored in a Serialized Array String generated by php.
/// </summary>
/// <param name="str">The serialized Array</param>
/// <returns>The generated Hashtable</returns>
public static Hashtable GetHashtableFromSerializedArray(string str)
{
Hashtable sths = BuildSerializedArrayTokenHandlers();
SerializedTokenHandler sth = null;
int index = 0;
//go throug the string character wise
while (index < str.Length)
{
int oldindex = index;
char curToken = str[index];
sth = (SerializedTokenHandler)sths[curToken];
if (sth != null)
{
object obj = sth(str, ref index);
if (obj != null)
{
return((Hashtable)obj);
}
}
if (index == oldindex)
{
index++;
}
}
return(null);
}
/// <summary>
/// Behandelt ein Array Token
/// </summary>
/// <param name="str">Die Zeichenkette</param>
/// <param name="index">Der aktuelle Index der Zeichenkette</param>
/// <param name="data">Data enthält das Hashtableelement das initialisiert werden soll</param>
/// <returns>Ein neuer Hashtable welcher das Array darstellt</returns>
/// <remarks>
/// Ein serialisiertes Array hat z.B. die Form
/// <code>
/// a:4:{s:4:"code";s:6:"700666";i:1;s:10:"16.09.1978";i:2;b:0;s:4:"test";s:23:"Das ist: {} "ein" test;";}
/// </code>
/// </remarks>
protected static object ArrayHandler(string str, ref int index)
{
str = str.Substring(index);
string[] tokens = str.Split(":".ToCharArray(), 3);
if (tokens.Length < 3)
{
throw new Exception("Ungültiger Array Token");
}
int len = ToInt(tokens[1]);
index += 3; //2x':', 1x'{'
index += tokens[0].Length;
index += tokens[1].Length;
//jetzt die Elemente des Array erzeugen
Hashtable ret = new Hashtable();
Hashtable sths = BuildSerializedArrayTokenHandlers();
SerializedTokenHandler sth = null;
object key = null;
int itemcount = 0;
//go throug the string character wise
while ((index < str.Length) && (itemcount < len))
{
int oldindex = index;
char curToken = str[index];
if (curToken == '}')
{
break;
}
sth = (SerializedTokenHandler)sths[curToken];
if (sth != null)
{
key = sth(str, ref index);
if (key != null)
{
index++; //1x';'
curToken = str[index];
sth = (SerializedTokenHandler)sths[curToken];
if (sth != null)
{
ret[key] = sth(str, ref index);
itemcount++;
}
else
{
throw new Exception("Der Werttoken '" + curToken + "' ist nicht bekannt!");
}
}
else
{
throw new Exception("Der Schlüssel darf nicht null sein!");
}
}
else
{
throw new Exception("Der Schlüsseltoken '" + curToken + "' ist nicht bekannt!");
}
index++; //1x';'
}
index++; //1x'}';
if (itemcount != len)
{
throw new Exception("Das Array konnte nicht korrekt verarbeitet werden. Die Anzahl der Elemente ist zu klein!");
}
return(ret);
}
