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206
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1 package IMPL::Web::Handler::ErrorHandler;
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2 use strict;
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3
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4 use IMPL::lang qw(:declare :constants is);
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5 use IMPL::Exception();
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6 use IMPL::declare {
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7 require => {
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8 WebException => 'IMPL::Web::Exception',
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9 ArgumentException => '-IMPL::InvalidArgumentException',
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10 },
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11 base => {
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12 'IMPL::Object' => undef,
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13 'IMPL::Object::Autofill' => '@_',
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14 'IMPL::Object::Serializable' => undef
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15 }
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16 };
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17
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18 BEGIN {
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19 public property errors => PROP_ALL;
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20 public property loader => PROP_ALL;
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21 public property fallback => PROP_ALL;
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22 public property contentType => PROP_ALL;
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23 }
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24
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25 sub CTOR {
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26 my ($this) = @_;
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27
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28 die ArgumentException->new("loader") unless $this->loader;
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29 die ArgumentException->new("fallback") unless $this->fallback;
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30
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31 $this->errors({}) unless $this->errors;
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32
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33 }
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34
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35 sub Invoke {
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36 my ($this,$action,$next) = @_;
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37
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38 undef $@;
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39 my $result;
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40 eval {
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41 $result = $next ? $next->($action) : undef;
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42 };
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43
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44 if (my $err = $@) {
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45 $action->ReinitResponse();
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208
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46 $action->response->charset('utf-8');
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206
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47 $action->response->contentType($this->contentType);
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48
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49 my $vars = {
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50 error => $err
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51 };
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52
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53 my $code = 500;
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54
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55 $code = $err->code if eval { $err->isa(WebException) };
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56
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57 $action->response->status("$code");
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58
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59 my $doc = $this->loader->document(
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60 $this->errors->{$code} || $this->fallback,
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61 $vars
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62 );
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63
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64 my $hout = $action->response->streamBody;
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65 print $hout $doc->Render($vars);
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66 }
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67
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68 return $result;
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69 }
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70
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213
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71 1;
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72
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73 __END__
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74
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75 =pod
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76
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77 =head1 NAME
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78
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79 =head1 SYNOPSIS
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80
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81 =head1 DESCRIPTION
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82
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83 =cut |
