private void ParseVariableDataFields(List <string[]> varDataEntries, ref List <c_MarcField> v_fieldList)
{
foreach (var entry in varDataEntries)
{
if (entry[0].Length != 3)
{
continue; // validation.
}
if (entry[1].Length != 1)
{
continue; // validation.
}
if (entry[2].Length != 1)
{
continue; // validation.
}
if (entry[3].Length == 0)
{
continue; // validation.
}
var field = new c_MarcVariableDataField(entry[0].Substring(0, 3));
field.v_Indicator1 = entry[1];
field.v_Indicator2 = entry[2];
var parts = entry[3].Split(c_MarcSymbols.c_Human.v_Delimiter, StringSplitOptions.RemoveEmptyEntries);
if (parts.Length == 0 || parts[0].Length < 3)
{
continue; // validation.
}
foreach (var part in parts)
{
var subfieldId = part.Substring(0, 1);
var subfieldData = part == parts.Last() ? part.Substring(2) : part.Substring(2, part.Length - 3);
var subfield = new c_MarcSubfield(subfieldId, subfieldData);
field.v_SubfieldList.Add(subfield);
}
v_fieldList.Add(field);
}
}
internal static c_MarcDirectory.DirFieldEntry m_RepackVariableDataField(c_MarcVariableData v_field)
{
var v_dirEntry = new c_MarcDirectory.DirFieldEntry();
var v_parts = string.Join("", v_dirEntry.DataChars).Split(new[] { c_MarcSymbols.c_Machine.v_Delimiter, c_MarcSymbols.c_Machine.v_FieldTerminator }, StringSplitOptions.RemoveEmptyEntries);
if (v_parts.Length < 2 || v_parts[0].Length != 2 || v_parts[1].Length < 2)
{
return(null);
}
// parse indicator:
v_field.Indicator1 = v_parts[0][0];
v_field.Indicator2 = v_parts[0][1];
// parse subfields:
foreach (var v_part in v_parts.Skip(1))
{
var v_subfield = new c_MarcSubfield(v_part[0].ToString(), v_part.Substring(1));
v_field.SubfieldList.Add(v_subfield);
}
return(v_dirEntry);
}
internal static MarcVariableData GetVariableDataField(MarcDirectory.DirFieldEntry dirEntry)
{
var field = new MarcVariableData(dirEntry.Id);
var parts = string.Join("", dirEntry.DataChars).Split(new[] { c_MarcSymbols.c_Machine.v_Delimiter, c_MarcSymbols.c_Machine.v_FieldTerminator }, StringSplitOptions.RemoveEmptyEntries);
if (parts.Length < 2 || parts[0].Length != 2 || parts[1].Length < 2)
{
return(null);
}
// parse indicator:
field.Indicator1 = parts[0][0];
field.Indicator2 = parts[0][1];
// parse subfields:
foreach (var part in parts.Skip(1))
{
var subfield = new c_MarcSubfield(part[0].ToString(), part.Substring(1));
field.SubfieldList.Add(subfield);
}
return(field);
}
