InfoSys::FreeDB::Response::Hello - FreeDB hello response

InfoSys-FreeDB documentation Contained in the InfoSys-FreeDB distribution.

Index

Code Index:

NAME

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InfoSys::FreeDB::Response::Hello - FreeDB hello response

SYNOPSIS

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This class is used internally by the InfoSys::FreeDB::Connection::CDDBP class.

ABSTRACT

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FreeDB hello response

DESCRIPTION

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InfoSys::FreeDB::Response::Hello contains information about FreeDB hello responses.

CONSTRUCTOR

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new(OPT_HASH_REF)

Creates a new InfoSys::FreeDB::Response::Hello object. OPT_HASH_REF is a hash reference used to pass initialization options. OPT_HASH_REF is mandatory. On error an exception Error::Simple is thrown.

Options for OPT_HASH_REF inherited through package InfoSys::FreeDB::Response may include:

code

Passed to set_code(). Mandatory option.

error

Passed to set_error().

result

Passed to set_result(). Mandatory option.

new_from_content_ref(CONTENT_REF)

Creates a new InfoSys::FreeDB::Response::Hello object from the specified content reference. CONTENT_REF is a string reference. On error an exception Error::Simple is thrown.

METHODS

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get_code()

This method is inherited from package InfoSys::FreeDB::Response. Returns the response code.

get_result()

This method is inherited from package InfoSys::FreeDB::Response. Returns the response result text.

is_error()

This method is inherited from package InfoSys::FreeDB::Response. Returns whether the response has an error or not.

set_code(VALUE)

This method is inherited from package InfoSys::FreeDB::Response. Set the response code. VALUE is the value. On error an exception Error::Simple is thrown.

set_error(VALUE)

This method is inherited from package InfoSys::FreeDB::Response. State that the response has an error. VALUE is the value. On error an exception Error::Simple is thrown.

set_result(VALUE)

This method is inherited from package InfoSys::FreeDB::Response. Set the response result text. VALUE is the value. On error an exception Error::Simple is thrown.

SEE ALSO

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InfoSys::FreeDB, InfoSys::FreeDB::Connection, InfoSys::FreeDB::Connection::CDDBP, InfoSys::FreeDB::Connection::HTTP, InfoSys::FreeDB::Entry, InfoSys::FreeDB::Entry::Track, InfoSys::FreeDB::Match, InfoSys::FreeDB::Response, InfoSys::FreeDB::Response::DiscId, InfoSys::FreeDB::Response::LsCat, InfoSys::FreeDB::Response::Motd, InfoSys::FreeDB::Response::Proto, InfoSys::FreeDB::Response::Query, InfoSys::FreeDB::Response::Quit, InfoSys::FreeDB::Response::Read, InfoSys::FreeDB::Response::SignOn, InfoSys::FreeDB::Response::Sites, InfoSys::FreeDB::Response::Stat, InfoSys::FreeDB::Response::Ver, InfoSys::FreeDB::Response::Whom, InfoSys::FreeDB::Response::Write::1, InfoSys::FreeDB::Response::Write::2, InfoSys::FreeDB::Site

BUGS

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None known (yet.)

HISTORY

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First development: September 2003 Last update: December 2003

AUTHOR

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Vincenzo Zocca

COPYRIGHT

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Copyright 2003 by Vincenzo Zocca

LICENSE

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This file is part of the InfoSys::FreeDB module hierarchy for Perl by Vincenzo Zocca.

The InfoSys::FreeDB module hierarchy is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

The InfoSys::FreeDB module hierarchy is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with the InfoSys::FreeDB module hierarchy; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

InfoSys-FreeDB documentation Contained in the InfoSys-FreeDB distribution. 
package InfoSys::FreeDB::Response::Hello;

use 5.006;
use base qw( InfoSys::FreeDB::Response );
use strict;
use warnings;
use AutoLoader qw(AUTOLOAD);
use Error qw(:try);

# Package version
our ($VERSION) = '$Revision: 0.92 $' =~ /\$Revision:\s+([^\s]+)/;

1;

__END__


sub new_from_content_ref {
    my $class = shift;
    my $content_ref = shift;

    # Convert $opt->{content_ref} to @content_ref
    my @content_ref = split(/[\n\r]+/, ${$content_ref} );

    # Parse first line
    my $line = shift(@content_ref);
    my ($code) = $line =~ /^\s*(\d{3})\s+/;
    defined ($code) ||
        throw Error::Simple ('ERROR: InfoSys::FreeDB::Response::Hello::new_from_content_ref, first line of specified \'content_ref\' does not contain a code.');
    my %opt;
    if ($code == 200) {
        %opt = (
            code => $code,
            result => 'Handshake successful',
        );
    }
    elsif ($code == 402) {
        %opt = (
            code => $code,
            result => 'Already shook hands',
        );
    }
    elsif ($code == 431) {
        %opt = (
            code => $code,
            error => 1,
            result => 'Handshake not successful, closing connection',
        );
    }
    else {
        throw Error::Simple ("ERROR: InfoSys::FreeDB::Response::Hello::new_from_content_ref, unknown code '$code' returned. Allowed codes are 200, 402 and 431.");
    }

    # Create a new object and return it
    return( $class->new( \%opt ) );
}