Open-ILS/src/perlmods/OpenILS/EX.pm

   1 package OpenILS::EX;
   2 use strict; use warnings;
   3 use Template qw(:template);
   4 use OpenSRF::Utils::SettingsClient;
   5 use OpenILS::Utils::Fieldmapper;
   6
   7 # ----------------------------------------------------------------------------------
   8 # These exceptions are not thrown.  They are returned as request result objects
   9 # ----------------------------------------------------------------------------------
  10
  11 my %ex_types = (
  12         UNKNOWN                                                                 => 1,
  13         SEARCH_TOO_LARGE                                                => 2,
  14         UNKNOWN_BARCODE                                         => 3,
  15         DUPLICATE_INVALID_USER_BARCODE  => 4,
  16         DUPLICATE_USER_USERNAME                         => 5,
  17         USER_WRONG_PASSWORD                                     => 6,
  18         PERMISSION_DENIED                                               => 7,
  19         UNKNOWN_USER                                                    => 8,
  20         MAX_RENEWALS_REACHED                                    => 9,
  21         COPY_NEEDED_FOR_HOLD                                    => 10,
  22 );
  23
  24 use overload ( '""' => sub { $_[0]->ex()->err_msg(); } );
  25
  26 sub new {
  27
  28         my($class, $type) = @_;
  29         $class = ref($class) || $class;
  30
  31         my $self = {};
  32         bless($self, $class);
  33
  34         $self->{ex} = new Fieldmapper::ex;
  35         $self->{ex}->type($ex_types{$type});
  36         $self->{ex}->err_msg($self->run());
  37         warn "type is $type\n";
  38
  39         return $self;
  40 }
  41
  42
  43 sub ex { return shift()->{ex}; }
  44
  45 sub run {
  46
  47         my $self = shift;
  48
  49         my $result;
  50         my $conf = OpenSRF::Utils::SettingsClient->new;
  51
  52         my $script = $conf->config_value("ex_script");
  53
  54         my $template = Template->new(
  55                 {
  56                         ABSOLUTE                => 1,
  57                         OUTPUT          => \$result,
  58                         PRE_CHOMP       => 1,
  59                         POST_CHOMP      => 1,
  60                 }
  61         );
  62
  63         my $status = $template->process($script,
  64                         { ex_types => \%ex_types, type => $self->{ex}->type });
  65
  66         if(!$status) {
  67                 return "Unable to process exception script.  No meaningful data to return..." .
  68                         " Error is:\n" . $template->error() . "\n";
  69         }
  70
  71         $result =~ s/^\s*//og;
  72         warn " -|-|-|- Exception result [$result]\n";
  73
  74         return $result;
  75 }
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