annotate Lib/IMPL/Web/QueryHandler/PageFormat.pm @ 103:c289ed9662ca

Schema beta 2 More strict validation, support for inflating a simple nodes and properties
author wizard
date Fri, 07 May 2010 18:17:40 +0400
parents 964587c5183c
children 0e72ad99eef7
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1 package IMPL::Web::QueryHandler::PageFormat;
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2 use base qw(IMPL::Web::QueryHandler IMPL::Object::Autofill);
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3
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4 __PACKAGE__->PassThroughArgs;
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5
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6 use IMPL::Class::Property;
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7 use IMPL::Web::TT::Document;
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8 use IMPL::Security::Context;
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9 use File::Spec;
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10 use Error qw(:try);
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11
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12 BEGIN {
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13 public property templatesCharset => prop_all;
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14 public property templatesBase => prop_all;
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15 public property defaultTarget => prop_all;
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16 }
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17
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18 sub CTOR {
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19 my ($this) = @_;
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20
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21 $this->templatesCharset('utf-8') unless $this->templatesCharset;
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22 }
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23
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24 sub Process {
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25 my ($this,$action,$nextHandler) = @_;
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26
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27 my $doc = new IMPL::Web::TT::Document();
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28
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29 try {
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30
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31 $this->templatesBase($ENV{DOCUMENT_ROOT}) unless $this->templatesBase;
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32
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33 my $pathInfo = $ENV{PATH_INFO};
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34 local $ENV{PATH_INFO} = $pathInfo || $this->defaultTarget;
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35
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36 my @path = split /\//, ($ENV{PATH_INFO} || '') or die new IMPL::Exception("PATH_INFO is empty and no defaultTarget specified" );
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37
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38 $doc->LoadFile ( File::Spec->catfile($this->templatesBase,@path), $this->templatesCharset );
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39 $doc->AddVar( result => $nextHandler->() );
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40 {
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41 local $@;
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42 $doc->AddVar( user => eval { IMPL::Security::Context->current->principal; } );
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43 $doc->AddVar( session => eval { IMPL::Security::Context->current; } );
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44 warn $@ if $@;
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45 }
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46
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47 $action->response->contentType('text/html');
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48 my $hOut = $action->response->streamBody;
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49 print $hOut $doc->Render();
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50 } finally {
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51 $doc->Dispose;
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52 };
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53 }
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55 1;
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56
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57 __END__
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58
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59 =pod
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60
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61 =head1 NAME
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62
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63 C<IMPL::Web::QueryHandler::PageFormat> - Выдача результатов в виде HTML страницы, построенной из шаблона.
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64
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65 =head1 SYNOPSIS
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66
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67 В файле конфигурации приложения
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68
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69 =begin code xml
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70
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71 <handlersQuery type="IMPL::Object::List">
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72 <item type="IMPL::Web::QueryHandler::PageFormat">
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73 <charsetTemplates>utf-8</charsetTemplates>
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74 </item>
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75 </handlersQuery>
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76
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77 =end code xml
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78
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79 Программно
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80
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81 =begin code
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82
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83 my $app = new IMPL::Web::Application();
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84 $app->handlersQuery->Add(
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85 new IMPL::Web::QueryHandler::PageFormat( charsetTemplates=> 'utf-8' );
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86 );
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87
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88 =end
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89
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90 =head1 DESCRIPTION
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91
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92 Обработчик запроса для веб приложения. Загружает шаблон, путь к котрому берется
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93 из C<ENV{PATH_INFO}> относительно пути из свойства C<templatesBase>.
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94
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95 Наследуется от C<IMPL::Web::QueryHandler> для реализации функционала
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96 обработчика запроса и переопределяет метод C<Process>.
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97
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98 C<Serializable>
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99
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100 =head1 MEMBERS
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101
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102 =over
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103
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104 =item C<CTOR(%props)>
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105
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106 Создает новый экземпляр и заполняет свойства.
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107
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108 =item C<[get,set] templatesCharset>
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109
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110 Кодировка шаблонов. По умолчанию utf-8.
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111
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112 =item C<[get,set] templatesBase>
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113
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114 Каталог относительно которого ищется шаблон.
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115
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116 =item C<[override] Process($action,$nextHandler)>
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117
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118 Метод, переопределяющий C<IMPL::Web::QueryHandler->Process> и которому передается управление
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119 для выполнения действий.
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120
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121 =back
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122
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123 =cut