/// <summary>Parse tag, return from sqlite db.</summary>
/// <param name="attributeLine"></param>
/// <returns></returns>
public static PpsObjectTag ParseTag(string attributeLine)
{
// name:class=value
// e.g.: key:0=text
var m = regAttributeLine.Match(attributeLine);
if (!m.Success)
{
throw new FormatException("Attribute line does not match format.");
}
var classHint = (PpsObjectTagClass)(String.IsNullOrEmpty(m.Groups["c"].Value) ? 0 : Int32.Parse(m.Groups["c"].Value));
object value;
if (classHint == PpsObjectTagClass.Deleted)
{
value = null;
}
else
{
var dataType = GetTypeFromClass(classHint);
value = Procs.UnescapeSpecialChars(m.Groups["v"].Value);
if (value != null)
{
value = Procs.ChangeType(value, dataType);
}
}
return(new PpsObjectTag(m.Groups["n"].Value, classHint, value));
} // func ParseTag
public void TestStringUnescape()
{
Assert.AreEqual("Hello\nWorld\nHow are\tyou!", Procs.UnescapeSpecialChars("Hello\\nWorld\\nHow are\\tyou!"));
}
