private NameInfo DocumentToNameInfo(Document doc)
{
NameInfo info;
info = new NameInfo();
string str;
str = doc.Get("Uri");
info.Id = GuidFu.FromUriString(str);
bool have_name = false;
bool have_parent_id = false;
bool have_is_dir = false;
foreach (Field f in doc.Fields())
{
Property prop;
prop = GetPropertyFromDocument(f, doc, false);
if (prop == null)
{
continue;
}
switch (prop.Key)
{
case Property.ExactFilenamePropKey:
info.Name = prop.Value;
have_name = true;
break;
case Property.ParentDirUriPropKey:
info.ParentId = GuidFu.FromUriString(prop.Value);
have_parent_id = true;
break;
case Property.IsDirectoryPropKey:
info.IsDirectory = (prop.Value == "true");
have_is_dir = true;
break;
}
if (have_name && have_parent_id && have_is_dir)
{
break;
}
}
return(info);
}
////////////////////////////////////////////////////////////////
public Guid GetIdByNameAndParentId(string name, Guid parent_id)
{
string parent_uri_str;
parent_uri_str = GuidFu.ToUriString(parent_id);
string key1, key2;
key1 = PropertyToFieldName(PropertyType.Keyword, Property.ParentDirUriPropKey);
key2 = PropertyToFieldName(PropertyType.Keyword, Property.ExactFilenamePropKey);
Term term1, term2;
term1 = new Term(key1, parent_uri_str);
term2 = new Term(key2, name.ToLower());
// Lets walk the exact file name terms first (term2)
// since there are probably fewer than parent directory
// Uri terms.
List <int> term2_doc_ids = new List <int> ();
IndexReader reader = LuceneCommon.GetReader(SecondaryStore);
TermDocs term_docs = reader.TermDocs();
term_docs.Seek(term2);
while (term_docs.Next())
{
term2_doc_ids.Add(term_docs.Doc());
}
term_docs.Seek(term1);
int match_id = -1;
while (term_docs.Next())
{
int doc_id = term_docs.Doc();
if (term2_doc_ids.BinarySearch(doc_id) >= 0)
{
match_id = doc_id;
break;
}
}
term_docs.Close();
Guid id;
if (match_id != -1)
{
Document doc;
doc = reader.Document(match_id);
id = GuidFu.FromUriString(doc.Get("Uri"));
}
else
{
id = Guid.Empty;
}
LuceneCommon.ReleaseReader(reader);
return(id);
}
