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annotate Lib/IMPL/Web/Application/CustomResource.pm @ 284:f2a6bc5f3184

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+IMPL::Object::InlineFactory: implement object factory as subroutine
author sergey
date Thu, 14 Feb 2013 19:14:02 +0400
parents 814d755e5d12
children 9b25e1f50144
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1 package IMPL::Web::Application::CustomResource;
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2 use strict;
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3
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4 use IMPL::Const qw(:prop);
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5
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6 use IMPL::declare {
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7 require => {
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8 Factory => 'IMPL::Object::Factory',
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9 CustomResourceContract => 'IMPL::Web::Application::CustomResourceContract'
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10 },
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11 base => [
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12 'IMPL::Web::Application::Resource' => '@_'
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13 ]
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14 };
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15
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16 __PACKAGE__->static_accessor(contractFactory => CustomResourceContract );
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17 __PACKAGE__->static_accessor_own(_contractInstance => undef);
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18
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19 sub contractInstance {
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20 my ($self) = @_;
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21
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22 $self = ref $self || $self;
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23 $self->_contractInstance ? $self->_contractInstance : $self->InitContract();
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24 }
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25
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26 sub InitContract {
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27 my ($self) = @_;
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28 $self->_contractInstance(
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29 $self->contractFactory->new(
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30 resourceFactory => $self,
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31 resources => [ $self->GetChildResources() ]
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32 )
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33 );
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34 }
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35
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36 sub CreateContract {
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37 my ($self, %args) = @_;
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38
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39 $self->contractFactory->new(
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40 resourceFactory => Factory->new(
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41 $self,
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42 \%args
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43 ),
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44 resources => [ $self->GetChildResources() ]
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45 )
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46 }
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47
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48 sub GetChildResources {
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49
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50 }
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51
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52
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53 1;
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54
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55 __END__
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56
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57 =pod
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58
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59 =head1 NAME
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60
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61 C<IMPL::Web::Application::CustomResource> - базовый класс для ресурсов,
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62 реальзуемых в коде.
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63
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64 =head1 SYNOPSIS
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65
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66 =begin code
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67
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68 package MyApp::Web::Resources::ProfileResource;
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69 use IMPL::declare {
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70 base => [
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71 'IMPL::Web::Application::CustomResource' => '@_'
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72 ]
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73 }
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74
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75 sub HttpGet {
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76 my ($this) = @_;
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77 return $this->model;
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78 }
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79
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80 sub HttpPut {
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81 my ($this,$action) = @_;
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82
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83 my $form = MyApp::Web::Schema::UpdateUser->new();
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84
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85 $this->model->update( $form->Bind($action) );
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86 }
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87
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88 =end code
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89
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90 =head1 MEMBERS
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91
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92 =head2 C<[static]contractFactory>
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93
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94 Фабрика, используемая для получения контракта ресурса. По умолчанию
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95 C<IMPL::Web::Application::CustomResourceContract>.
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96
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97 =head2 C<[static]contractInstance>
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98
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99 Экземпляр контракта для ресурса. Создается при первом обращении при помощи
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100 метода C<InitContract()>.
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101
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102 =head2 C<[static]InitContract()>
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103
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104 Создает новый экземпляр контракта, используя фабрику из свойства C<contractFactory>.
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105
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106 =head2 C<[static]CreateContract(%args)>
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107
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108 Создает новый контракт, который при создании ресурсов будет передавать им в
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109 конструкторе параметры C<%args>. Реализуется при помощи C<IMPL::Object::Factory>
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110 которой задается параметр ссылка на C<%args>, т.о. при создании ресурса, ему в
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111 конструкторе будет передан список из ключей и значений хеша C<%args>, а затем
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112 остальные аргументы.
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113
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114 =head2 C<[static]GetChildResources()>
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115
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116 Статический метод, который должны переопределять новые классы ресурсов, у
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117 которых есть дочерние ресурсы.
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118
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119 =begin code
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120
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121 package MyApp::Web::MyResource
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122
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123 sub GetChildResources {
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124 my $self = shift;
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125 return
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126 $self->SUPER::GetChildResources(),
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127 {
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128 name => 'info',
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129 contract => $contractInfo
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130 };
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131 }
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132
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133 =end code
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134
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135 Метод возвращает список из хешей, которые будут переданы в качестве параметра
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136 C<resources> контракту данного ресурса.
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137
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138 =cut