public override void SetMethod( iCalLineContent content ){
this.Method = new iCalMethod( content, this );
}
public override void SetScale( iCalLineContent content ){
this.Scale = new iCalScale( content, this );
}
public override void SetVersion( iCalLineContent content ){
this.Version = new iCalVersion( content, this );
}
public override void SetProductIdentifier( iCalLineContent content ){
this.ProductId = new iCalProductIdentifier( content, this );
}
public iCalParserEventArgs( iCalLineContent content ) {
this.Content = content;
}
public iCalLineContent ReadContent()
{
// contentLine = name *(";" param-name '=' paramvalue, *( "," paramvalue ) ) ":" value
// name, param-name, is alphabe or digit or '-'
// param-value is any char except double-quote("), comma(,), colon(:), semi-colon(;)
// param-value may quoted. in that case, any char except
// double-quote(") inside.
// name of property, param, enumed value and param value is case-insensitive
String contentLine = this.ReadLine();
if( contentLine == null )
return null;
int mode = 1;
iCalLineContent content = new iCalLineContent();
content.original = contentLine;
String paramName = "";
String paramValue = "";
iCalParameterFactory factory = new iCalParameterFactory();
iCalParameter param = null;
for( int i = 0 ; i < contentLine.Length; i++ ){
Char c = contentLine[i];
if ( mode == 1 ){ // parsing name
if( c == ':' ){
mode = 2;
} else if ( c == ';' ) {
mode = 3;
// param = new iCalParameter();
paramName = "";
} else {
content.Name += Char.ToLower( c );
}
} else if ( mode == 2 ) { // value
content.Value = contentLine.Substring( i );
// end of line parse
break;
} else if ( mode == 3 ) { // parameter name
if( c == '=' ){
mode = 4;
// paramName = param.Name;
param = factory.Create( paramName );
param.Name = paramName;
content.Params[ paramName ] = param;
paramValue = "";
} else if( c == ';' ) { // irregular
param = factory.Create( paramName );
content.Params[ paramName ] = param;
param = null;
} else if( c == ':' ) { // irregular
param = factory.Create( paramName );
content.Params[ paramName ] = param;
mode = 2;
} else {
paramName += Char.ToLower( c );
}
} else if ( mode == 4 ){ // parameter value
if( c == ',' ){
content.Params[ paramName ].Values.Add( paramValue );
paramValue = "";
} else if( c == ';' ) {
content.Params[ paramName ].Values.Add( paramValue );
param = new iCalParameter();
paramValue = "";
paramName = "";
mode = 3;
} else if( c == ':' ) {
content.Params[paramName].Values.Add(paramValue);
mode = 2;
} else if( c == '\"' ){
mode = 5;
} else {
paramValue += c;
}
} else if ( mode == 5 ){ // double quoted parameter value
if( c == '\"' ){
mode = 4;
} else {
// parameter value in double-quote is case sensitive
paramValue += c;
}
}
}
return content;
}
