/// <summary>
/// Parse parameters.
/// </summary>
/// <param name="reader">Parser containing buffer to parse.</param>
/// <param name="delimiter">Parameter delimiter</param>
/// <returns>A collection with all parameters (or just a empty collection).</returns>
/// <exception cref="FormatException">Expected a value after equal sign.</exception>
public static HeaderParameterCollection Parse(ITextReader reader, char delimiter)
{
if (reader.Current == delimiter)
reader.Consume();
reader.ConsumeWhiteSpaces();
var collection = new HeaderParameterCollection();
string name = reader.ReadToEnd("=" + delimiter);
while (name != string.Empty && !reader.EOF)
{
// got a parameter value
if (reader.Current == '=')
{
reader.ConsumeWhiteSpaces('=');
string value = reader.Current == '"'
? reader.ReadQuotedString()
: reader.ReadToEnd(delimiter);
reader.ConsumeWhiteSpaces();
if (value == string.Empty && reader.Current != delimiter)
throw new FormatException("Expected a value after equal sign.");
collection.Add(name, value);
}
else // got no value
{
collection.Add(name, string.Empty);
}
reader.ConsumeWhiteSpaces(delimiter); // consume delimiter and white spaces
name = reader.ReadToEnd("=" + delimiter);
}
return collection;
}
/// <summary>
/// Parse parameters.
/// </summary>
/// <param name="reader">Parser containing buffer to parse.</param>
/// <param name="delimiter">Parameter delimiter</param>
/// <returns>A collection with all parameters (or just a empty collection).</returns>
/// <exception cref="FormatException">Expected a value after equal sign.</exception>
public static HeaderParameterCollection Parse(ITextReader reader, char delimiter)
{
if (reader.Current == delimiter)
{
reader.Consume();
}
reader.ConsumeWhiteSpaces();
var collection = new HeaderParameterCollection();
string name = reader.ReadToEnd("=" + delimiter);
while (name != string.Empty && !reader.EOF)
{
// got a parameter value
if (reader.Current == '=')
{
reader.ConsumeWhiteSpaces('=');
string value = reader.Current == '"'
? reader.ReadQuotedString()
: reader.ReadToEnd(delimiter);
reader.ConsumeWhiteSpaces();
if (value == string.Empty && reader.Current != delimiter)
{
throw new FormatException("Expected a value after equal sign.");
}
collection.Add(name, value);
}
else // got no value
{
collection.Add(name, string.Empty);
}
reader.ConsumeWhiteSpaces(delimiter); // consume delimiter and white spaces
name = reader.ReadToEnd("=" + delimiter);
}
return(collection);
}
