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 );
  18
  19 use overload ( '""' => sub { $_[0]->ex()->err_msg(); } );
  20
  21 sub new {
  22
  23         my($class, $type) = @_;
  24         $class = ref($class) || $class;
  25
  26         my $self = {};
  27         bless($self, $class);
  28
  29         $self->{ex} = new Fieldmapper::ex;
  30         $self->{ex}->type($ex_types{$type});
  31         $self->{ex}->err_msg($self->run());
  32         warn "type is $type\n";
  33
  34         return $self;
  35 }
  36
  37
  38 sub ex { return shift()->{ex}; }
  39
  40 sub run {
  41
  42         my $self = shift;
  43
  44         my $result;
  45         my $conf = OpenSRF::Utils::SettingsClient->new;
  46
  47         my $script = $conf->config_value("ex_script");
  48
  49         my $template = Template->new(
  50                 {
  51                         ABSOLUTE                => 1,
  52                         OUTPUT          => \$result,
  53                         PRE_CHOMP       => 1,
  54                         POST_CHOMP      => 1,
  55                 }
  56         );
  57
  58         my $status = $template->process($script,
  59                         { ex_types => \%ex_types, type => $self->{ex}->type });
  60
  61         if(!$status) {
  62                 return "Unable to process exception script.  No meaningful data to return..." .
  63                         " Error is:\n" . $template->error() . "\n";
  64         }
  65
  66         $result =~ s/^\s*//og;
  67         warn " -|-|-|- Exception result [$result]\n";
  68
  69         return $result;
  70 }
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