view release on metacpan or  search on metacpan

Ace.pm  view on Meta::CPAN

$body
***LongTextEnd***
" ;
  $mm =~ s/\//\\\//g ;
  $mm =~ s/\n/\\n/g ;
  $mm .= "\n" ;
  my $result = $self->raw_query($mm) ;
  $Ace::Error = $result=~/sorry|parse error/mi ? $result : '';
  my @results = $self->_list(1,0);
  return $results[0];
}


# Parse a file and return all the results
sub parse_file {
  my $self = shift;
  my ($file,$keepgoing) = @_;
  local(*ACE);
  local($/) = '';  # paragraph mode
  my(@objects,$errors);
  open(ACE,$file) || croak "$file: $!";
  while (<ACE>) {
    chomp;
    my $obj = $self->parse($_);
    unless ($obj) {
      $errors .= $Ace::Error;  # keep track of errors
      last unless $keepgoing;
    }
    push(@objects,$obj);
  }
  close ACE;
  $Ace::Error = $errors;
  return @objects;
}

# Create a new Ace::Object in the indicated database
# (doesn't actually write into database until you do a commit)
sub new {
  my $self = shift;
  my ($class,$name) = rearrange([qw/CLASS NAME/],@_);
  return if $self->fetch($class,$name);
  my $obj = $self->class_for($class,$name)->new($class,$name,$self);
  return $obj;
}

# Return the layout, which contains classes that should be displayed
sub layout {
  my $self = shift;
  my $result = $self->raw_query('layout');
  $result=~s{\n(\s*\n|//.*\n|\0)+\Z}{}m;  # get rid of extraneous information
  $result;
}

# Return a hash of all the classes and the number of objects in each
sub class_count {
  my $self = shift;
  return $self->raw_query('classes') =~ /^\s+(\S+) (\d+)/gm;
}

# Return a hash of miscellaneous status information from the server
# (to be expanded later)
sub status {
  my $self = shift;
  my $data = $self->raw_query('status');
  study $data;

  my %status;

  # -Code section
  my ($program)    = $data=~/Program:\s+(.+)/m;
  my ($aceversion) = $data=~/Version:\s+(.+)/m;
  my ($build)      = $data=~/Build:\s+(.+)/m;
  $status{code}    = { program=>$program,
		       version=>$aceversion,
		       build  =>$build};

  # -Database section
  my ($title)      = $data=~/Title:\s+(.+)/m;
  my ($name)       = $data=~/Name:\s+(.+)/m;
  my ($release)    = $data=~/Release:\s+(.+)/m;
  my ($directory)  = $data=~/Directory:\s+(.+)/m;
  my ($session)    = $data=~/Session:\s+(\d+)/m;
  my ($user)       = $data=~/User:\s+(.+)/m;
  my ($write)      = $data=~/Write Access:\s+(.+)/m;
  my ($address)    = $data=~/Global Address:\s+(\d+)/m;
  $status{database} = {
		       title     => $title,
		       version   => $name,
		       dbformat  => $release,
		       directory => $directory,
		       session   => $session,
		       user      => $user,
		       write     => $write,
		       address   => $address,
		       };

  # other info - not all
  my ($classes)   = $data=~/classes:\s+(\d+)/;
  my ($keys)      = $data=~/keys:\s+(\d+)/;
  my ($memory)    = $data=~/blocks:\s+\d+,\s+allocated \(kb\):\s+(\d+)/;
  $status{resources} = {
		      classes => $classes,
		      keys    => $keys,
		      memory  => $memory * 1024,
		      };
  return wantarray ? %status : \%status;
}

sub title {
  my $self = shift;
  my $status= $self->status;
  $status->{database}{title};
}

sub version {
  my $self = shift;
  my $status= $self->status;
  $status->{database}{version};
}

sub auto_save {