public IniKeyValue Set(string key, string value)
{
if (value == null)
{
IniKeyValue ikv;
if (_keyToValue.TryGetValue(key, out ikv))
{
_keyToValue.Remove(key);
return(ikv);
}
return(null);
}
else
{
IniKeyValue ikv;
if (_keyToValue.TryGetValue(key, out ikv))
{
ikv.Value = value;
}
else
{
ikv = new IniKeyValue(key, value, null);
Add(ikv);
}
return(ikv);
}
}
public void WriteTo(StreamWriter writer)
{
foreach (IniEntity entity in _entities)
{
IniKeyValue ikv = entity as IniKeyValue;
if (ikv != null)
{
writer.Write($"{ikv.Key}{IniKeyValue.KeyValueSeparator}{ikv.Value}");
if (ikv.Comment != null)
{
writer.Write(" ");
writer.Write(IniComment.CommentSeparator);
writer.Write(ikv.Comment.Value);
}
writer.WriteLine();
continue;
}
IniComment comment = entity as IniComment;
if (comment != null)
{
writer.Write(IniComment.CommentSeparator);
writer.WriteLine(comment.Value);
}
}
}
public void Add(IniEntity entity)
{
_entities.Add(entity);
IniKeyValue ikv = entity as IniKeyValue;
if (ikv != null)
{
_keyToValue[ikv.Key] = ikv;
}
}
public static StructuredIniFile ReadFrom(Stream inputStream)
{
if (inputStream == null)
{
throw new ArgumentNullException(nameof(inputStream));
}
var file = new StructuredIniFile();
using (var reader = new StreamReader(inputStream))
{
IniSection section = file._globalSection;
string line;
while ((line = reader.ReadLine()) != null)
{
line = line.Trim();
if (line.StartsWith(SectionBegin))
{
//start new section
line = line.Trim(SectionTrims).Trim();
section = new IniSection(line);
file._sections.Add(section);
}
else if (line.StartsWith(IniComment.CommentSeparator))
{
//whole line is a comment
string comment = line.Substring(1).Trim();
section.Add(new IniComment(comment));
}
else
{
IniKeyValue ikv = IniKeyValue.FromLine(line);
if (ikv == null)
{
continue;
}
section.Add(ikv);
string fullKey = section.Name == null
? ikv.Key
: $"{section.Name}{IniSection.SectionKeySeparator}{ikv.Key}";
file._fullKeyNameToValue[fullKey] = ikv;
}
}
}
return(file);
}
public string this[string key]
{
get
{
if (key == null)
{
return(null);
}
IniKeyValue value;
return(!_fullKeyNameToValue.TryGetValue(key, out value) ? null : value.Value);
}
set
{
if (key == null)
{
return;
}
string sectionName;
string keyName;
IniSection.SplitKey(key, out sectionName, out keyName);
IniSection section = sectionName == null
? _globalSection
: _sections.FirstOrDefault(s => s.Name == sectionName);
if (section == null)
{
section = new IniSection(sectionName);
_sections.Add(section);
}
IniKeyValue ikv = section.Set(keyName, value);
//update the local cache
if (ikv != null)
{
if (value == null)
{
_fullKeyNameToValue.Remove(key);
}
else
{
_fullKeyNameToValue[key] = ikv;
}
}
}
}
