/// <summary>
/// Creates a new IniFile that is loaded from a path.
/// </summary>
/// <param name="filePath">Loads from Path</param>
public IniFile(string filePath)
: this()
{
using (StreamReader rdr = new StreamReader(filePath))
{
IniParameters currentSection = Parameters;
String line;
int lineNum = 0;
while ((line = rdr.ReadLine()) != null)
{
lineNum++;
//if it is a setting it is added to the current section
//if it is a section the current section is changed and added to the file
//otherwise, if the line is not blank or commented an error is thrown
Match settingMatch = settingPattern.Match(line);
if (settingMatch.Success)
{
//keys are stored as uppercase
string key = settingMatch.Groups["Key"].Value.Trim();
string value = settingMatch.Groups["Value"].Value.Trim();
//Uncommand and save the following if you wish to record comments
// string comment = settingMatch.Groups[""].Value.Trim();
currentSection.Add(key, Unescape(value));
continue;
}
Match sectionMatch = sectionPattern.Match(line);
if (sectionMatch.Success)
{
IniSection section = new IniSection(sectionMatch.Groups["Name"].Value);
currentSection = section.Parameters;
Sections.Add(section);
continue;
}
if (!emptyLinePattern.IsMatch(line))
{
throw new InvalidDataException("Input file contains incorrect formatting on line " + lineNum.ToString());
}
}
}
FilePath = filePath;
}
//a pattern gifted unto thee by the regex gods
// private const string INI_SETTING_PATTERN = @"
// ^\s* #accounts for leading spaces
// (?<Key> #start of key group
// [A-Za-z0-9_-]+ #key is made up of letters, digits and _ or -
// )
// \s* #accounts for spaces before delimiter
// [=:] #delimiter may be a : or =
// \s* #spaces after delimiter
// (?<Value> #value group
// [^\s#;:=]+? #at least one non-whitespace or comment character, lazy
// ((?<=\\)[=:]|[^=:])*? #doesnt match unescaped = or :, is lazy to exclude whitespace and comments
// )
// \s* #account for spaces before comment or after value
// ((?<!\\)[#;].*)? #a comment starting with # or ;
// $ #end of string";
/// <summary>
/// Gets or sets the setting with name key in the specified section.
/// If it does not exist setting it will create it and getting it will return null.
/// </summary>
/// <param name="sectionName">name of section to place key in.</param>
/// <param name="key">the unique key name linked to this setting</param>
/// <returns>value associated with key or null if it does not exist</returns>
public string this[string sectionName, string key]
{
get
{
if (Sections.ContainsKey(sectionName) &&
Sections[sectionName].Parameters.ContainsKey(key))
{
return(Sections[sectionName].Parameters[key]);
}
else
{
return(null);
}
}
set
{
if (Sections.ContainsKey(sectionName))
{
IniParameters p = Sections[sectionName].Parameters;
if (p.ContainsKey(key))
{
p[key] = value;
}
else
{
p.Add(key, value);
}
}
else
{
IniSection section = new IniSection(sectionName);
section.Parameters.Add(key, value);
Sections.Add(section);
}
}
}