Mercurial > pub > Impl

annotate Lib/IMPL/Web/Handler/RestController.pm @ 278:4ddb27ff4a0b

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
core refactoring
author cin
date Mon, 04 Feb 2013 02:10:37 +0400
parents 4abda21186cd
children 04a093f0a5a6
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
197
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
1 package IMPL::Web::Handler::RestController;
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
2 use strict;
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
3
233
3cebcf6fdb9b refactoring, cleaning code
sergey
parents: 230
diff changeset
4 use IMPL::Const qw(:prop);
197
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
5 use IMPL::declare {
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
6 require => {
244
a02b110da931 refactoring
sergey
parents: 233
diff changeset
7 Locator => 'IMPL::Web::AutoLocator',
229
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
8 ResourceInterface => 'IMPL::Web::Application::ResourceInterface',
199
e743a8481327 Added REST support for forms (with only get and post methods)
sergey
parents: 198
diff changeset
9 Exception => 'IMPL::Exception',
e743a8481327 Added REST support for forms (with only get and post methods)
sergey
parents: 198
diff changeset
10 ArgumentExecption => '-IMPL::InvalidArgumentException',
229
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
11 NotFoundException => 'IMPL::Web::NotFoundException'
197
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
12 },
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
13 base => {
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
14 'IMPL::Object' => undef,
198
2ffe6f661605 Implemented IMPL::Web::Handler::RestController
cin
parents: 197
diff changeset
15 'IMPL::Object::Autofill' => '@_',
2ffe6f661605 Implemented IMPL::Web::Handler::RestController
cin
parents: 197
diff changeset
16 'IMPL::Object::Serializable' => undef
229
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
17 },
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
18 props => [
244
a02b110da931 refactoring
sergey
parents: 233
diff changeset
19 resourceFactory => PROP_RO,
233
3cebcf6fdb9b refactoring, cleaning code
sergey
parents: 230
diff changeset
20 trailingSlash => PROP_RO
229
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
21 ]
197
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
22 };
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
23
199
e743a8481327 Added REST support for forms (with only get and post methods)
sergey
parents: 198
diff changeset
24 sub CTOR {
e743a8481327 Added REST support for forms (with only get and post methods)
sergey
parents: 198
diff changeset
25 my ($this) = @_;
e743a8481327 Added REST support for forms (with only get and post methods)
sergey
parents: 198
diff changeset
26
244
a02b110da931 refactoring
sergey
parents: 233
diff changeset
27 die ArgumentException->new(resourceFactory => "A web-resource is required")
a02b110da931 refactoring
sergey
parents: 233
diff changeset
28 unless $this->resourceFactory;
a02b110da931 refactoring
sergey
parents: 233
diff changeset
29 #unless eval { $this->resourceFacotry->isa(ResourceInterface) };
229
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
30
197
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
31 }
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
32
229
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
33 sub GetResourcePath {
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
34 my ($this,$action) = @_;
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
35
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
36 my $pathInfo = $action->pathInfo;
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
37 my @segments;
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
38
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
39 if (length $pathInfo) {
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
40
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
41 @segments = split(/\//, $pathInfo, $this->trailingSlash ? -1 : 0);
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
42
230
6d8092d8ce1b *reworked IMPL::Security
sergey
parents: 229
diff changeset
43 # remove first segment if it is empty
6d8092d8ce1b *reworked IMPL::Security
sergey
parents: 229
diff changeset
44 shift @segments if @segments && length($segments[0]) == 0;
229
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
45 }
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
46
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
47 return @segments;
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
48 }
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
49
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
50
197
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
51 sub Invoke {
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
52 my ($this,$action) = @_;
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
53
229
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
54 my $method = $action->requestMethod;
197
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
55
229
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
56 my @segments = $this->GetResourcePath($action);
198
2ffe6f661605 Implemented IMPL::Web::Handler::RestController
cin
parents: 197
diff changeset
57
244
a02b110da931 refactoring
sergey
parents: 233
diff changeset
58 my $res = $this->resourceFactory->new(
a02b110da931 refactoring
sergey
parents: 233
diff changeset
59 id => 'root',
268
4abda21186cd *refactoring IMPL::Web: added 'application' property to resources
cin
parents: 256
diff changeset
60 location => Locator->new(base => $action->application->baseUrl),
4abda21186cd *refactoring IMPL::Web: added 'application' property to resources
cin
parents: 256
diff changeset
61 application => $action->application
244
a02b110da931 refactoring
sergey
parents: 233
diff changeset
62 );
197
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
63
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
64 while(@segments) {
256
32aceba4ee6d corrected ViewHandlers to handle cookies and headers.
sergey
parents: 255
diff changeset
65 my $id = shift @segments;
202
5146e17a7b76 IMPL::Web::Application::RestResource fixes, documentation
sergey
parents: 199
diff changeset
66
256
32aceba4ee6d corrected ViewHandlers to handle cookies and headers.
sergey
parents: 255
diff changeset
67 $res = $res->FetchChildResource($id);
197
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
68 }
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
69
229
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
70 $res = $res->InvokeHttpVerb($method,$action);
197
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
71 }
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
72
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
73 1;
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
74
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
75 __END__
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
76
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
77 =pod
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
78
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
79 =head1 NAME
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
80
229
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
81 C<IMPL::Web::Handler::RestController> - Обрабатывает C<HTTP> запрос передавая
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
82 его соответствующему ресурсу.
213
sergey
parents: 212
diff changeset
83
197
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
84 =head1 SYNOPSIS
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
85
229
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
86 Используется в конфигурации приложения как элемент цепочки обработчиков.
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
87 Как правило располагается на самом верхнем уровне.
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
88
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
89 =begin code xml
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
90
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
91 <handlers type="ARRAY">
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
92 <item type="IMPL::Web::Handler::RestController">
268
4abda21186cd *refactoring IMPL::Web: added 'application' property to resources
cin
parents: 256
diff changeset
93 <resourceFactory>My::App::Web::RootResource"</resourceFactory>
229
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
94 </item>
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
95 <item type="IMPL::Web::Handler::JSONView" />
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
96 <item type="IMPL::Web::Handler::SecureCookie" />
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
97 <item type="IMPL::Web::Handler::ErrorHandler" />
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
98 </handlers>
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
99
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
100 =end code xml
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
101
213
sergey
parents: 212
diff changeset
102
197
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
103 =head1 DESCRIPTION
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
104
229
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
105 Использует C<PATH_INFO> для определения нужного ресурса, затем предает
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
106 найденному ресурсу управление для обработки запроса.
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
107
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
108 Если ресурс не найден, то возникает исключение C<IMPL::Web::NotFoundException>.
213
sergey
parents: 212
diff changeset
109
229
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
110 Для определения нужного ресурса контроллер разбивает C<PATH_INFO> на фрагменты
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
111 и использует каждый фрагмент для получения дочернего ресурса начиная с корневого.
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
112 Для чего используется метод
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
113 C<< IMPL::Web::Application::ResourceInterface->FetchChildResource($childId) >>.
213
sergey
parents: 212
diff changeset
114
268
4abda21186cd *refactoring IMPL::Web: added 'application' property to resources
cin
parents: 256
diff changeset
115 Дерево ресурсов сущестувет независимо от обрабатываемого запроса, однако оно
4abda21186cd *refactoring IMPL::Web: added 'application' property to resources
cin
parents: 256
diff changeset
116 может полностью или частично загружаться в начале обработки запроса и
4abda21186cd *refactoring IMPL::Web: added 'application' property to resources
cin
parents: 256
diff changeset
117 освобождаться по окончании обработки запроса. Поэтому при получении дочерних
4abda21186cd *refactoring IMPL::Web: added 'application' property to resources
cin
parents: 256
diff changeset
118 ресурсов не участвует C<HTTP> запрос, он адресуется только последнему ресурсу.
4abda21186cd *refactoring IMPL::Web: added 'application' property to resources
cin
parents: 256
diff changeset
119
256
32aceba4ee6d corrected ViewHandlers to handle cookies and headers.
sergey
parents: 255
diff changeset
120 =begin text
32aceba4ee6d corrected ViewHandlers to handle cookies and headers.
sergey
parents: 255
diff changeset
121
32aceba4ee6d corrected ViewHandlers to handle cookies and headers.
sergey
parents: 255
diff changeset
122 /music/audio.mp3 -> ['music','audio.mp3']
32aceba4ee6d corrected ViewHandlers to handle cookies and headers.
sergey
parents: 255
diff changeset
123
32aceba4ee6d corrected ViewHandlers to handle cookies and headers.
sergey
parents: 255
diff changeset
124 =end text
32aceba4ee6d corrected ViewHandlers to handle cookies and headers.
sergey
parents: 255
diff changeset
125
229
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
126 =head1 MEMEBERS
213
sergey
parents: 212
diff changeset
127
256
32aceba4ee6d corrected ViewHandlers to handle cookies and headers.
sergey
parents: 255
diff changeset
128 =head2 C<[get]resourceFactory>
213
sergey
parents: 212
diff changeset
129
256
32aceba4ee6d corrected ViewHandlers to handle cookies and headers.
sergey
parents: 255
diff changeset
130 Фабрика для создания корневого ресурса приложения, полученный ресурс должен
32aceba4ee6d corrected ViewHandlers to handle cookies and headers.
sergey
parents: 255
diff changeset
131 реализовывать интерфейс C<IMPL::Web::Application::ResourceInterface>.
213
sergey
parents: 212
diff changeset
132
268
4abda21186cd *refactoring IMPL::Web: added 'application' property to resources
cin
parents: 256
diff changeset
133 Фабрика может сохранять ссылку на корневой ресурс и каждый раз не создавать
4abda21186cd *refactoring IMPL::Web: added 'application' property to resources
cin
parents: 256
diff changeset
134 его, а возвращать уже существующий. Это вполне оправдано, если хранение
4abda21186cd *refactoring IMPL::Web: added 'application' property to resources
cin
parents: 256
diff changeset
135 дерева ресурсов требует меньше ресурсов, чем его создание и при этом приложение
4abda21186cd *refactoring IMPL::Web: added 'application' property to resources
cin
parents: 256
diff changeset
136 остается в памяти между C<HTTP> запросами.
4abda21186cd *refactoring IMPL::Web: added 'application' property to resources
cin
parents: 256
diff changeset
137
229
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
138 =head2 C<[get]trailingSlash>
213
sergey
parents: 212
diff changeset
139
229
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
140 Если данная переменная имеет значение C<true>, то слеш в конце пути к ресурсу
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
parents: 213
diff changeset
141 будет интерпретироваться, как дочерний ресурс с пустым идентификатором.
197
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
142
6b1dda998839 Added IMPL::declare, IMPL::require, to simplify module definitions
sergey
parents:
diff changeset
143 =cut