public static CalendarProperty ReadFrom(CalendarReader reader)
{
var line = new CalendarProperty {
Name = reader.ReadName()
};
if (line.Name.Length == 0)
{
return(line);
}
while (reader.PeekOrRead(';'))
{
var param = CalendarPropertyParameter.ReadFrom(reader);
if (line.Parameters == null)
{
line.Parameters = new List <CalendarPropertyParameter>();
}
line.Parameters.Add(param);
}
reader.ReadChar(':');
line.Value = ReadValue(reader);
if (!reader.IsEof)
{
reader.ReadChar('\r');
}
if (!reader.IsEof)
{
reader.ReadChar('\n');
}
return(line);
}
public static CalendarPropertyParameter ReadFrom(CalendarReader reader)
{
var res = new CalendarPropertyParameter {
Name = reader.ReadName()
};
reader.ReadChar('=');
res.Values = ParseParamValues(reader);
return(res);
}
private static string ParseParamValue(CalendarReader reader)
{
StringBuilder sb = null;
while (!reader.IsEof)
{
var ch = reader.PeekChar();
if (ch == ':' || ch == ';' || ch == ',' || ch == '"' || ch == 0x7f || (ch < 0x20 && ch != 0x09))
{
return(sb?.ToString());
}
ch = reader.ReadChar();
if (sb == null)
{
sb = new StringBuilder();
}
sb.Append(ch);
}
return(sb?.ToString());
}
private static string ReadValue(CalendarReader reader)
{
var preview = reader.PeekChar();
if (preview == '"')
{
return(reader.ReadQuotedString());
}
var sb = new StringBuilder();
while (!reader.IsEof)
{
var ch = reader.PeekChar();
if ((ch == '\t' || ch >= 0x20) && ch != 0x7f)
{
sb.Append(reader.ReadChar());
}
else
{
return(sb.ToString());
}
}
return(sb.ToString());
}