view release on metacpan or  search on metacpan

lib/CPAN/Meta/Validator.pm  view on Meta::CPAN

#pod Validates that the given key begins with 'x_' or 'X_', to indicate a user
#pod defined keyword and only has characters in the class [-_a-zA-Z]
#pod
#pod =item *
#pod
#pod identifier($self,$key,$value)
#pod
#pod Validates that key is in an acceptable format for the META specification,
#pod for an identifier, i.e. any that matches the regular expression
#pod qr/[a-z][a-z_]/i.
#pod
#pod =item *
#pod
#pod module($self,$key,$value)
#pod
#pod Validates that a given key is in an acceptable module name format, e.g.
#pod 'Test::CPAN::Meta::Version'.
#pod
#pod =back
#pod
#pod =end :internals
#pod
#pod =cut

sub header {
    my ($self,$key,$value) = @_;
    if(defined $value) {
        return 1    if($value && $value =~ /^--- #YAML:1.0/);
    }
    $self->_error( "file does not have a valid YAML header." );
    return 0;
}

sub release_status {
  my ($self,$key,$value) = @_;
  if(defined $value) {
    my $version = $self->{data}{version} || '';
    if ( $version =~ /_/ ) {
      return 1 if ( $value =~ /\A(?:testing|unstable)\z/ );
      $self->_error( "'$value' for '$key' is invalid for version '$version'" );
    }
    else {
      return 1 if ( $value =~ /\A(?:stable|testing|unstable)\z/ );
      $self->_error( "'$value' for '$key' is invalid" );
    }
  }
  else {
    $self->_error( "'$key' is not defined" );
  }
  return 0;
}

# _uri_split taken from URI::Split by Gisle Aas, Copyright 2003
sub _uri_split {
     return $_[0] =~ m,(?:([^:/?#]+):)?(?://([^/?#]*))?([^?#]*)(?:\?([^#]*))?(?:#(.*))?,;
}

sub url {
    my ($self,$key,$value) = @_;
    if(defined $value) {
      my ($scheme, $auth, $path, $query, $frag) = _uri_split($value);
      unless ( defined $scheme && length $scheme ) {
        $self->_error( "'$value' for '$key' does not have a URL scheme" );
        return 0;
      }
      unless ( defined $auth && length $auth ) {
        $self->_error( "'$value' for '$key' does not have a URL authority" );
        return 0;
      }
      return 1;
    }
    $value ||= '';
    $self->_error( "'$value' for '$key' is not a valid URL." );
    return 0;
}

sub urlspec {
    my ($self,$key,$value) = @_;
    if(defined $value) {
        return 1    if($value && $known_specs{$self->{spec}} eq $value);
        if($value && $known_urls{$value}) {
            $self->_error( 'META specification URL does not match version' );
            return 0;
        }
    }
    $self->_error( 'Unknown META specification' );
    return 0;
}

sub anything { return 1 }

sub string {
    my ($self,$key,$value) = @_;
    if(defined $value) {
        return 1    if($value || $value =~ /^0$/);
    }
    $self->_error( "value is an undefined string" );
    return 0;
}

sub string_or_undef {
    my ($self,$key,$value) = @_;
    return 1    unless(defined $value);
    return 1    if($value || $value =~ /^0$/);
    $self->_error( "No string defined for '$key'" );
    return 0;
}

sub file {
    my ($self,$key,$value) = @_;
    return 1    if(defined $value);
    $self->_error( "No file defined for '$key'" );
    return 0;
}

sub exversion {
    my ($self,$key,$value) = @_;
    if(defined $value && ($value || $value =~ /0/)) {
        my $pass = 1;
        for(split(",",$value)) { $self->version($key,$_) or ($pass = 0); }
        return $pass;