internal static Configuration ReadFromBinaryStream(Stream stream, BinaryReader reader)
{
if (stream == null)
{
throw new ArgumentNullException("stream");
}
if (reader == null)
{
reader = new BinaryReader(stream);
}
var config = new Configuration();
int sectionCount = reader.ReadInt32();
for (int i = 0; i < sectionCount; ++i)
{
string sectionName = reader.ReadString();
int settingCount = reader.ReadInt32();
var section = new Section(sectionName);
ReadCommentsBinary(reader, section);
for (int j = 0; j < settingCount; j++)
{
var setting = new Setting(reader.ReadString())
{
RawValue = reader.ReadString()
};
ReadCommentsBinary(reader, setting);
section.Add(setting);
}
config.Add(section);
}
return(config);
}
private static void Parse(StringReader reader, Configuration config)
{
Section currentSection = null;
var preCommentBuilder = new StringBuilder();
int newlineLength = Environment.NewLine.Length;
string line = null;
int lineNumber = 0;
// Read until EOF.
while ((line = reader.ReadLine()) != null)
{
lineNumber++;
// Remove all leading/trailing white-spaces.
line = line.Trim();
// Skip empty lines.
if (string.IsNullOrEmpty(line))
{
continue;
}
int commentIndex = 0;
var comment = ParseComment(line, out commentIndex);
if (commentIndex == 0)
{
// pre-comment
if (!Configuration.IgnorePreComments)
{
preCommentBuilder.AppendLine(comment);
}
continue;
}
string lineWithoutComment = line;
if (commentIndex > 0)
{
// inline comment
lineWithoutComment = line.Remove(commentIndex).Trim();
}
if (lineWithoutComment.StartsWith("[")) // Section
{
currentSection = ParseSection(lineWithoutComment, lineNumber);
if (!Configuration.IgnoreInlineComments)
{
currentSection.Comment = comment;
}
if (!Configuration.IgnorePreComments && preCommentBuilder.Length > 0)
{
// Remove the last line.
preCommentBuilder.Remove(preCommentBuilder.Length - newlineLength, newlineLength);
currentSection.PreComment = preCommentBuilder.ToString();
preCommentBuilder.Length = 0; // Clear the SB
}
config.mSections.Add(currentSection);
}
else // Setting
{
var setting = ParseSetting(Configuration.IgnoreInlineComments ? line : lineWithoutComment, lineNumber);
if (!Configuration.IgnoreInlineComments)
{
setting.Comment = comment;
}
if (currentSection == null)
{
throw new ParserException(string.Format(
"The setting '{0}' has to be in a section.",
setting.Name), lineNumber);
}
if (!Configuration.IgnorePreComments && preCommentBuilder.Length > 0)
{
// Remove the last line.
preCommentBuilder.Remove(preCommentBuilder.Length - newlineLength, newlineLength);
setting.PreComment = preCommentBuilder.ToString();
preCommentBuilder.Length = 0; // Clear the SB
}
currentSection.Add(setting);
}
}
}
// Parses a configuration from a source string.
// This is the core parsing function.
private static Configuration Parse(string source)
{
// Reset temporary fields.
mLineNumber = 0;
Configuration config = new Configuration();
Section currentSection = null;
var preComments = new List <Comment>();
using (var reader = new StringReader(source))
{
string line = null;
// Read until EOF.
while ((line = reader.ReadLine()) != null)
{
mLineNumber++;
// Remove all leading / trailing white-spaces.
line = line.Trim();
// Empty line? If so, skip.
if (string.IsNullOrEmpty(line))
{
continue;
}
int commentIndex = 0;
var comment = ParseComment(line, out commentIndex);
if (!IgnorePreComments && commentIndex == 0)
{
// This is a comment line (pre-comment).
// Add it to the list of pre-comments.
preComments.Add(comment.Value);
continue;
}
else if (!IgnoreInlineComments && commentIndex > 0)
{
// Strip away the comments of this line.
line = line.Remove(commentIndex).Trim();
}
// Sections start with a '['.
if (line.StartsWith("["))
{
currentSection = ParseSection(line);
if (!IgnoreInlineComments)
{
currentSection.Comment = comment;
}
if (config.Contains(currentSection.Name))
{
if (IgnoreDuplicateSections)
{
continue;
}
throw new ParserException(string.Format(
"The section '{0}' was already declared in the configuration.",
currentSection.Name), mLineNumber);
}
if (!IgnorePreComments && preComments.Count > 0)
{
currentSection.mPreComments = new List <Comment>(preComments);
preComments.Clear();
}
config.mSections.Add(currentSection);
}
else
{
Setting setting = ParseSetting(line);
if (!IgnoreInlineComments)
{
setting.Comment = comment;
}
if (currentSection == null)
{
throw new ParserException(string.Format(
"The setting '{0}' has to be in a section.",
setting.Name), mLineNumber);
}
if (currentSection.Contains(setting.Name))
{
if (IgnoreDuplicateSettings)
{
continue;
}
throw new ParserException(string.Format(
"The setting '{0}' was already declared in the section.",
setting.Name), mLineNumber);
}
if (!IgnorePreComments && preComments.Count > 0)
{
setting.mPreComments = new List <Comment>(preComments);
preComments.Clear();
}
currentSection.Add(setting);
}
}
}
return(config);
}
private static void Parse(StringReader reader, Configuration config)
{
var currentSection = new Section(Section.DefaultSectionName);
var preCommentBuilder = new StringBuilder();
int lineNumber = 0;
string line;
// Read until EOF.
while ((line = reader.ReadLine()) != null)
{
lineNumber++;
// Remove all leading/trailing white-spaces.
line = line.Trim();
// Do not process empty lines.
if (string.IsNullOrEmpty(line))
{
continue;
}
var comment = ParseComment(line, out int commentIndex);
if (commentIndex == 0)
{
// pre-comment
if (!Configuration.IgnorePreComments)
{
preCommentBuilder.AppendLine(comment);
}
continue;
}
string lineWithoutComment = line;
if (commentIndex > 0)
{
lineWithoutComment = line.Remove(commentIndex).Trim(); // remove inline comment
}
if (lineWithoutComment.StartsWith("[")) // Section
{
// If the first section has been found but settings already exist, add them to the default section.
if (currentSection.Name == Section.DefaultSectionName && currentSection.SettingCount > 0)
{
config.mSections.Add(currentSection);
}
currentSection = ParseSection(lineWithoutComment, lineNumber);
if (!Configuration.IgnoreInlineComments)
{
currentSection.Comment = comment;
}
if (!Configuration.IgnorePreComments && preCommentBuilder.Length > 0)
{
// Set the current section's pre-comment, removing the last newline character.
currentSection.PreComment = preCommentBuilder.ToString().TrimEnd(Environment.NewLine.ToCharArray());
preCommentBuilder.Length = 0; // Clear the SB - With .NET >= 4.0: preCommentBuilder.Clear()
}
config.mSections.Add(currentSection);
}
else // Setting
{
var setting = ParseSetting(Configuration.IgnoreInlineComments ? line : lineWithoutComment, lineNumber);
if (!Configuration.IgnoreInlineComments)
{
setting.Comment = comment;
}
if (!Configuration.IgnorePreComments && preCommentBuilder.Length > 0)
{
// Set the setting's pre-comment, removing the last newline character.
setting.PreComment = preCommentBuilder.ToString().TrimEnd(Environment.NewLine.ToCharArray());
preCommentBuilder.Length = 0; // Clear the SB - With .NET >= 4.0: preCommentBuilder.Clear()
}
currentSection.Add(setting);
}
}
}
//根据字符串解析配置文件，核心的解析函数
private static Configuration Parse(string source)
{
//重置临时字段
mLineNumber = 0;
Configuration config = new Configuration();
Section currentSection = null;
var preComments = new List <Comment>();
using (var reader = new StringReader(source))
{
string line = null;
// 读取一行，直到结尾（Read until EOF.）
while ((line = reader.ReadLine()) != null)
{
mLineNumber++;
//删除前后空白字符
line = line.Trim();
//这里扩展核心的换行支持，使用 3个 ... 开头，说明是上一个设置的换行
//每一次行都读取下一行试一下，如果有...，就添加
if (line.StartsWith("..."))
{
var text = "\r\n" + line.Substring(3);
currentSection[currentSection.SettingCount - 1].Value += text;
continue;
}
//如果是空行跳过
if (string.IsNullOrEmpty(line))
{
continue;
}
int commentIndex = 0;
var comment = ParseComment(line, out commentIndex);
if (!mIgnorePreComments && commentIndex == 0)
{
// 解析注释行，添加到 注释列表中去
preComments.Add(comment);
continue;
}
else if (!mIgnoreInlineComments && commentIndex > 0)
{
// 去掉这一行的注释
line = line.Remove(commentIndex).Trim();
}
//如果开始字符是 [ ,说明是 节(Sections)
if (line.StartsWith("["))
{
#region 节解析
currentSection = ParseSection(line);
if (!mIgnoreInlineComments)
{
currentSection.Comment = comment;
}
if (config.Contains(currentSection.Name))
{
throw new ParserException(string.Format(
"The section '{0}' was already declared in the configuration.",
currentSection.Name), mLineNumber);
}
if (!mIgnorePreComments && preComments.Count > 0)
{
currentSection.mPreComments = new List <Comment>(preComments);
preComments.Clear();
}
config.mSections.Add(currentSection);
#endregion
}
else //否则就是键值设置行
{
//解析设置行
Setting setting = ParseSetting(line);
if (!mIgnoreInlineComments)
{
setting.Comment = comment;
}
if (currentSection == null)
{
throw new ParserException(string.Format("The setting '{0}' has to be in a section.", setting.Name), mLineNumber);
}
if (currentSection.Contains(setting.Name))
{
throw new ParserException(string.Format("The setting '{0}' was already declared in the section.", setting.Name), mLineNumber);
}
if (!mIgnorePreComments && preComments.Count > 0)
{
setting.mPreComments = new List <Comment>(preComments);
preComments.Clear();
}
currentSection.Add(setting);
}
}
}
return(config);
}
internal static Configuration ReadFromString(string source)
{
int lineNumber = 0;
var config = new Configuration();
Section currentSection = null;
var preCommentBuilder = new StringBuilder();
int newlineLength = Environment.NewLine.Length;
using (var reader = new StringReader(source))
{
string line = null;
// Read until EOF.
while ((line = reader.ReadLine()) != null)
{
lineNumber++;
// Remove all leading/trailing white-spaces.
line = line.Trim();
// Skip empty lines.
if (string.IsNullOrEmpty(line))
{
continue;
}
int commentIndex = 0;
var comment = ParseComment(line, out commentIndex);
if (!Configuration.IgnorePreComments && commentIndex == 0)
{
// This is a comment line (pre-comment).
preCommentBuilder.AppendLine(comment);
continue;
}
else if (!Configuration.IgnoreInlineComments && commentIndex > 0)
{
// Strip away the comments of this line.
line = line.Remove(commentIndex).Trim();
}
if (line.StartsWith("[")) // Section
{
currentSection = ParseSection(line, lineNumber);
if (!Configuration.IgnoreInlineComments)
{
currentSection.Comment = comment;
}
if (!Configuration.IgnorePreComments && preCommentBuilder.Length > 0)
{
// Remove the last line.
preCommentBuilder.Remove(preCommentBuilder.Length - newlineLength, newlineLength);
currentSection.PreComment = preCommentBuilder.ToString();
preCommentBuilder.Length = 0; // Clear the SB
}
config.mSections.Add(currentSection);
}
else // Setting
{
var setting = ParseSetting(line, lineNumber);
if (!Configuration.IgnoreInlineComments)
{
setting.Comment = comment;
}
if (currentSection == null)
{
throw new ParserException(string.Format(
"The setting '{0}' has to be in a section.",
setting.Name), lineNumber);
}
if (!Configuration.IgnorePreComments && preCommentBuilder.Length > 0)
{
// Remove the last line.
preCommentBuilder.Remove(preCommentBuilder.Length - newlineLength, newlineLength);
setting.PreComment = preCommentBuilder.ToString();
preCommentBuilder.Length = 0; // Clear the SB
}
currentSection.Add(setting);
}
}
}
return(config);
}