annotate Lib/IMPL/Web/AutoLocator.pm @ 241:f48a1a9f4fa2

+Added ViewResult to allow implementation of the view environment. *TTDocuments now storing creation parameters *TTControls automatically propagating layout and title meta to their attributes +Added UnauthorizaedException web exception *minor fixes
author sergey
date Thu, 18 Oct 2012 04:49:55 +0400
parents 5c82eec23bb6
children a02b110da931
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1 package IMPL::Web::AutoLocator;
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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 use IMPL::lang qw( :hash );
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6 use URI;
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7 use URI::Escape;
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8 use IMPL::declare {
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9 require => {
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10 Exception => 'IMPL::Exception',
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11 ArgumentException => '-IMPL::InvalidArgumentException'
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12 },
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13 base => [
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14 'IMPL::Object' => undef,
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15 'IMPL::Object::Autofill' => '@_',
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16 'IMPL::Object::Serializable' => '@_'
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17 ],
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18 props => [
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19 base => PROP_RO,
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20 view => PROP_RW,
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21 query => PROP_RW,
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22 hash => PROP_RW
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23 ]
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24 };
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25
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26 sub Child {
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27 my $this = shift;
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28 my $child = shift or die ArgumentException->new("a child resource identifier is required");
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29 die ArgumentException->new("a child resource can't be a reference") if ref $child;
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30
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31 # safe
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32 $child = uri_escape($child);
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33
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34 my %args;
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35
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36 $args{base} = $this->base =~ /\/$/ ? $this->base . $child : $this->base . '/' . $child;
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37 $args{view} = $this->view if $this->view;
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38 $args{hash} = $this->hash if $this->hash;
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39
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40 if (@_) {
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41 my $query = shift;
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42
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43 $args{query} = ref $query eq 'HASH' ? hashMerge($this->query,$query) : $query;
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44 }
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45
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46 return $this->new(%args);
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47 }
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48
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49 sub SetView {
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50 my ($this,$newView) = @_;
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51
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52 $this->view($newView);
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53
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54 return $this;
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55 }
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56
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57 sub url {
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58 my ($this) = @_;
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59
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60 my $url = URI->new($this->view ? $this->base . "." . $this->view : $this->base);
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61 $url->query_form($this->query);
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62 $url->fragment($this->hash);
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63
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64 return $url;
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65 }
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66
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67 sub AUTOLOAD {
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68 our $AUTOLOAD;
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69
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70 (my $method) = ($AUTOLOAD =~ m/(\w+)$/);
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71
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72 return if $method eq 'DESTROY';
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73
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74 my $this = shift;
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75 return $this->Child($method,@_);
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76 }
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78
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79
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80 1;
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81
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82 __END__
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83
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84 =head1 NAME
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85
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86 C<IMPL::Web::AutoLocator> - Обертка вокруг адреса ресурса.
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87
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88 =head1 SYNOPSIS
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89
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90 =begin code
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91
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92 use IMPL::require {
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93 Locator => 'IMPL::Web::AutoLocator'
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94 };
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95
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96 my $bugTracker = Locator->new(base => "http://myhost.org/bugzilla")->SetView("cgi");
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97
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98 my $bug = $bugTracker->show_bug({id = 1});
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99
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100 my $wikiPages = Locator->new(base => "http://myhost.org/wiki/bin/view");
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101
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102 my $page = $wiki->Main->HowTo;
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103
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104 my $images = Locator->new(base => "http://static.myhost.org/images", view => "png");
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105
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106 my $editIco = $images->icons->small->edit;
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107
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108 =end code
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109
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110 =head1 DESCRIPTION
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111
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112 Для удобстав навигации по ресурсам, полностью отражает классическую структуру
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113 иерархически организованных ресурсов. позволяет гибко работать с параметрами
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114 запроса и хешем. Для постоты чтения реализует метод C<AUTOLOAD> для доступа
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115 к дочерним ресурсам.
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116
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117 =head1 MEMBERS
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118
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119 =head2 C<CTOR(%args)>
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120
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121 Создает новый объект расположение. Позволяет задать путь, расширение, параметры
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122 запроса и фрагмент ресурса.
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123
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124 =over
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125
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126 =item * C<base>
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127
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128 Строка с базовым адресом для дочерних ресурсов.
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129
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130 =item * C<view>
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131
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132 Задает суфикс, обозначающий представление ресурса, аналогично расширению у
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133 файлов. Данный суффикс может использоваться контроллером для выбора
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134 представления ресурса.
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135
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136 =item * C<query>
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137
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138 Ссылка на хеш с параметрами запроса
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139
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140 =item * C<hash>
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141
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142 Часть C<uri> обозначающая фрагмент документа (все, что идет после символа C<#>).
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143
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144 =back
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145
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146 =head2 C<Child($child[,$query])>
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147
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148 Получает расположение дочернего ресурса. При этом cоздается новый объект адреса ресурса.
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149
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150 =head2 C<SetView($view)>
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151
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152 Позволяет указать представление (расширение) у текущего адреса ресурса. Изменяет
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153 представление и возвращает измененный адрес ресурса.
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154
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155 =head2 C<[get]base>
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156
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157 Базовый адрес, относительно которого будут получены дочерние ресурсы.
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158
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159 =head2 C<[get,set]view>
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160
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161 Представление для ресурсов, аналогично расширению у файлов.
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162
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163 =head2 C<[get,set]query>
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164
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165 Ссылка на хеш с параметрами для C<GET> запроса.
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166
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167 =head2 C<[get,set]hash>
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168
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169 Часть адреса ресурса, отвечающая за фрагмент.
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170
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171 =head2 C<[get]url>
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172
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173 Объект C<URI> для текущего адреса.
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174
2b9b55cfb79b Completed IMPL::Web::AutoLocator, added tests
cin
parents: 210
diff changeset
175 =head2 C<AUTLOAD>
2b9b55cfb79b Completed IMPL::Web::AutoLocator, added tests
cin
parents: 210
diff changeset
176
229
47f77e6409f7 heavily reworked the resource model of the web application:
sergey
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177 Перенаправляет вызовы методов в метод C<Child> передавая первым параметром имя метода.
212
292226770180 bugfixes
sergey
parents: 211
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178
292226770180 bugfixes
sergey
parents: 211
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179 =cut
292226770180 bugfixes
sergey
parents: 211
diff changeset
180