public StreamAggregator(Stream baseStream)
{
_baseStream = baseStream;
var lines = new StreamReader(_baseStream).ReadAllLines().ToArray();
_sections = SectionsTreeBuilder.BuildTree(SectionsFinder.GetSections(lines));
}
public static IEnumerable <ConfigKVP> ExtractAll(StreamReader reader)
{
var iniFile = reader.ReadAllLines().ToArray();
foreach (var section in SectionsFinder.GetSections(iniFile))
{
foreach (var kvp in exctractFromSection(section))
{
yield return(kvp);
}
}
/////////////////////////////////
IEnumerable <ConfigKVP> exctractFromSection(SectionsFinder.SectionInfo section)
{
var lineEnumerator = section.Body.GetEnumerator();
while (lineEnumerator.MoveNext())
{
var line = lineEnumerator.Current;
var key = extractKey();
if (key != null)
{
yield return(extractKVP());
}
//////////////////////////////////
string extractKey()
{
var canHaveKey = line.Contains(Constants.KVP_SEPERATOR);
var supposedKey = canHaveKey
? line
.Split(Constants.KVP_SEPERATOR)[0]
.SkipWhile(c => char.IsWhiteSpace(c))
.SkipFromEndWhile(c => char.IsWhiteSpace(c))
.Aggregate()
: null;
var isKeyCorrect = canHaveKey &&
supposedKey.IsNotEmpty() &&
supposedKey.All(c => char.IsLetterOrDigit(c) || c == '_') &&
!char.IsDigit(supposedKey.First());
return(isKeyCorrect
? supposedKey
: null);
}
ConfigKVP extractKVP()
{
var kvp = isOneLineKVP()
? extractSinglelineKVP(key, line)
: extractMultilineKVP(key, lineEnumerator);
return(new ConfigKVP(section.Section, kvp.Key, kvp.Value, kvp.Commentary));
//////////////////////////////////
bool isOneLineKVP()
{
return(!line.Contains(Constants.MULTILINE_VALUE_MARK) || !line.Contains(Constants.BLOCK_MARK));
}
}
}
}
}
