public AlbumDescriptor Visit(IAlbumDescriptorBuilder iBuilder)
{
bool res = PrivateVisit(iBuilder);
if (res == false)
return null;
return iBuilder.Mature();
}
protected override bool PrivateVisit(IAlbumDescriptorBuilder iab)
{
if (_Path == null)
return false;
foreach (string tbp in _Path)
{
string[] splitted = tbp.Split(new char[] { '=' });
if (splitted.Length != 2)
continue;
Match m = _Indexed.Match(splitted[0]);
if (m.Success)
{
IAttributeObjectBuilder<TrackDescriptor> track = iab.DescribeNewTrack();
track.DescribeAttribute("TNUMBER", () => m.Groups[2].Value);
track.DescribeAttribute(m.Groups[1].Value, () => splitted[1]);
track.Mature();
continue;
}
if (splitted[0] == _DTitle)
{
string[] splitted2 = splitted[1].Split(new char[] { '/' });
int l = splitted2.Length;
if ((l != 1) && (l != 2))
return false;
iab.DescribeAttribute(string.Format("{0}0",splitted[0]), () => splitted2[0].Trim());
iab.DescribeAttribute(string.Format("{0}1", splitted[0]), () => ((l == 2) ? splitted2[1] : splitted2[0]).Trim());
continue;
}
iab.DescribeAttribute(splitted[0], ()=>splitted[1]);
}
return true;
}
protected abstract bool PrivateVisit(IAlbumDescriptorBuilder iab);
protected override bool PrivateVisit(IAlbumDescriptorBuilder iab)
{
if (iab == null)
return false;
IAttributeObjectDescriber currentobjecr = iab;
int filenumber = 0;
using (StreamReader tr = new StreamReader(_Path, Encoding.Default))
{
string lign;
while ((lign = tr.ReadLine()) != null)
{
lign = lign.NormalizeSpace();
Match m = _Reader.Match(lign);
if (m.Success)
{
List<string> res = (from g in m.Groups.Cast<Group>().Where(ma => ma.Success).Skip(1)
from c in g.Captures.Cast<Capture>()
orderby c.Index
select c.Value).ToList();
string attribute = res[0];
switch (attribute)
{
case _Track:
IAttributeObjectBuilder<ITrackDescriptor> old = currentobjecr as IAttributeObjectBuilder<ITrackDescriptor>;
if (old != null)
{
old.Mature();
}
currentobjecr = iab.DescribeNewTrack();
if (res.Count != 3)
return false;
currentobjecr.DescribeAttribute(attribute, () => res[1]);
continue;
case _Comment:
if (res.Count != 3)
continue;
currentobjecr.DescribeAttribute(res[1], () => res[2]);
continue;
case _File:
filenumber++;
if (filenumber > 1)
return false;
break;
case _Index:
if (res.Count != 3)
return false;
if (!m.Groups[2].Success)
continue;
currentobjecr.DescribeAttribute(string.Format("{0} {1}", res[0], res[1]), () => res[2]);
continue;
}
currentobjecr.DescribeAttribute(attribute, () => res[1]);
}
}
}
IAttributeObjectBuilder<ITrackDescriptor> last = currentobjecr as IAttributeObjectBuilder<ITrackDescriptor>;
if (last != null)
{
last.Mature();
}
return (filenumber == 1);
}
