private static void AddComment(IniBlock block, string value)
{
if (value == null)
{
return;
}
if (block.Comments != null)
{
block.Comments += Environment.NewLine;
}
block.Comments += value;
}
private static void AppendBlock(StringBuilder builder, IniBlock iniBlock)
{
builder.AppendLine($"[{iniBlock.Header}]");
iniBlock.Properties.ForEach(item => builder.AppendLine($"{item.Key}={item.Value}"));
}
public List <IniBlock> Read()
{
List <IniBlock> data = new List <IniBlock>();
IniBlock currentBlock = new IniBlock();
int currentOptionIndex = 0;
bool currentBlockCommentedOut = false;
using (FileStream stream = new FileStream(this.File, FileMode.Open, FileAccess.Read, FileShare.Read))
using (StreamReader streamReader = new StreamReader(stream, Encoding.Default))
{
while (!streamReader.EndOfStream)
{
string line = streamReader.ReadLine();
if (line == null)
{
break;
}
int commentIndex;
string newComment = null;
// check for commented out block
if (this.ReadWriteComments && line.Length > 2 && line[0] == TOKEN_BLOCK_START && line[1] == TOKEN_COMMENT)
{
line = line.Substring(2);
// add additional comments
commentIndex = line.IndexOf(TOKEN_COMMENT);
if (commentIndex != -1)
{
// add comment
newComment = line.Substring(commentIndex + 1);
// remove comment from data
line = line.Substring(0, commentIndex).TrimEnd();
}
if (line[line.Length - 1] == TOKEN_BLOCK_END)
{
// add current block
if (currentBlock.Name != null)
{
data.Add(currentBlock);
}
// new block
string blockName = line.Substring(0, line.Length - 1).Trim();
currentBlock = CreateBlock(blockName, new IniOptions(), currentBlock.Name == null ? currentBlock.Comments : null);
currentBlockCommentedOut = true;
AddComment(currentBlock, newComment);
continue;
}
}
// handle comments
commentIndex = line.IndexOf(TOKEN_COMMENT);
if (commentIndex != -1)
{
// add comment
if (this.ReadWriteComments)
{
newComment = line.Substring(commentIndex + 1);
}
// remove comment from data
line = line.Substring(0, commentIndex).TrimEnd();
}
else
{
line = line.Trim();
}
if (line.Length == 0)
{
AddComment(currentBlock, newComment);
continue;
}
if (line[0] == TOKEN_BLOCK_START)
{
// add current block
if (currentBlock.Name != null)
{
data.Add(currentBlock);
}
if (line[line.Length - 1] == TOKEN_BLOCK_END)
{
// new block
string blockName = line.Substring(1, line.Length - 2).Trim();
currentBlock = CreateBlock(blockName, new IniOptions(), currentBlock.Name == null ? currentBlock.Comments : null);
}
else
{
// reset block
currentBlock = CreateBlock(null, null, null);
}
currentOptionIndex = 0;
currentBlockCommentedOut = false;
}
else if (currentBlockCommentedOut)
{
// add comment
AddComment(currentBlock, line);
}
else if (currentBlock.Name != null)
{
// new value for block
int valueIndex = line.IndexOf(TOKEN_MAPPING_VALUE);
if (valueIndex != -1)
{
// retrieve name and value from data
string optionName = line.Substring(0, valueIndex).Trim();
string optionValue = line.Substring(valueIndex + 1, line.Length - valueIndex - 1).Trim();
currentBlock.Options.Add(optionName, new IniOption
{
Value = optionValue,
Index = currentOptionIndex
});
++currentOptionIndex;
}
else
{
// entry without value
currentBlock.Options.Add(line, new IniOption
{
Value = string.Empty,
Index = currentOptionIndex
});
++currentOptionIndex;
}
}
// add comment to current block
AddComment(currentBlock, newComment);
}
}
// add final block
if (currentBlock.Name != null)
{
data.Add(currentBlock);
}
return(data);
}
