Mercurial > pub > Impl
annotate Lib/IMPL/Web/QueryHandler/PageFormat.pm @ 152:1e7f03414b65
DOM: schema improvements
DOM: saving to XML::Writer feature
| author | wizard |
|---|---|
| date | Thu, 23 Sep 2010 03:58:43 +0400 |
| parents | 60fd224f3e3c |
| children | eb478083f72b |
| rev | line source |
|---|---|
| 62 | 1 package IMPL::Web::QueryHandler::PageFormat; |
| 64 | 2 use base qw(IMPL::Web::QueryHandler IMPL::Object::Autofill); |
| 136 | 3 use strict; |
| 62 | 4 |
| 5 __PACKAGE__->PassThroughArgs; | |
| 6 | |
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7 use JSON; |
| 62 | 8 use IMPL::Class::Property; |
| 77 | 9 use IMPL::Web::TT::Document; |
| 136 | 10 use Template::Plugin::URL; |
| 97 | 11 use IMPL::Security::Context; |
| 65 | 12 use File::Spec; |
| 146 | 13 use HTML::TreeBuilder; |
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14 use Error qw(:try); |
| 62 | 15 |
| 136 | 16 $Template::Plugin::URL::JOINT = '&'; |
| 17 | |
| 64 | 18 BEGIN { |
| 65 | 19 public property templatesCharset => prop_all; |
| 20 public property templatesBase => prop_all; | |
| 97 | 21 public property defaultTarget => prop_all; |
| 116 | 22 public property pathinfoPrefix => prop_all; |
| 134 | 23 public property cache => prop_all; |
| 146 | 24 public property preprocess => prop_all; |
| 25 public property formatOutput => prop_all; | |
| 64 | 26 } |
| 27 | |
| 28 sub CTOR { | |
| 29 my ($this) = @_; | |
| 30 | |
| 65 | 31 $this->templatesCharset('utf-8') unless $this->templatesCharset; |
| 134 | 32 $this->cache(File::Spec->rel2abs($this->cache)) if $this->cache; |
| 33 $this->templatesBase(File::Spec->rel2abs($this->templatesBase)) if $this->templatesBase; | |
| 64 | 34 } |
| 35 | |
| 62 | 36 sub Process { |
| 37 my ($this,$action,$nextHandler) = @_; | |
| 38 | |
| 146 | 39 my $doc = new IMPL::Web::TT::Document(cache => $this->cache, preprocess => $this->preprocess); |
| 62 | 40 |
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41 try { |
| 97 | 42 |
| 43 $this->templatesBase($ENV{DOCUMENT_ROOT}) unless $this->templatesBase; | |
| 44 | |
| 136 | 45 my ($requestUri) = split /\?/, $ENV{REQUEST_URI}; |
| 46 | |
| 47 my $pathInfo; | |
| 48 | |
| 49 if ( $requestUri eq $ENV{SCRIPT_NAME}.$ENV{PATH_INFO} ) { | |
| 50 # CGI with path info | |
| 51 $pathInfo = $ENV{PATH_INFO}; | |
| 52 } else { | |
| 137 | 53 die "REQUEST_URI: $requestUri\nPATH_INFO: $ENV{PATH_INFO}" unless $requestUri eq $ENV{PATH_INFO}; |
| 136 | 54 } |
| 55 | |
| 56 my @root = (''); | |
| 57 my @base; | |
| 58 | |
| 116 | 59 if (my $rx = $this->pathinfoPrefix) { |
| 136 | 60 $requestUri =~ s/^($rx)//; |
| 61 push @root, grep $_, split /\//, $1 if $1; | |
| 116 | 62 } |
| 136 | 63 |
| 64 $pathInfo = $requestUri unless defined $pathInfo; | |
| 65 | |
| 66 @base = grep $_, split /\//, ($pathInfo ? substr $requestUri,0, -length($pathInfo) : $requestUri); | |
| 67 | |
| 116 | 68 local $ENV{PATH_INFO} = $pathInfo || $this->defaultTarget; |
| 97 | 69 |
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70 my @path = grep $_, split /\//, ($ENV{PATH_INFO} || '') or die new IMPL::Exception("PATH_INFO is empty and no defaultTarget specified" ); |
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71 |
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72 my @pathContainer = @path; |
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73 pop @pathContainer; |
| 65 | 74 |
| 121 | 75 $doc->LoadFile ( File::Spec->catfile($this->templatesBase,@path), $this->templatesCharset, $this->templatesBase ); |
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76 |
| 97 | 77 $doc->AddVar( result => $nextHandler->() ); |
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78 $doc->AddVar( action => $action ); |
| 129 | 79 $doc->AddVar( app => $action->application ); |
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80 |
| 136 | 81 $doc->AddVar( absoluteUrl => sub { join '/', @root, $_[0] } ); |
| 82 $doc->AddVar( baseUrl => sub { join '/', @root, @base, $_[0] } ); | |
| 83 $doc->AddVar( relativeUrl => sub { join '/', @root, @base, @pathContainer,$_[0] } ); | |
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84 |
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85 $doc->AddVar( user => IMPL::Security::Context->current->principal ); |
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86 $doc->AddVar( session => IMPL::Security::Context->current ); |
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87 |
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88 $doc->AddVar( to_json => \&to_json ); |
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89 $doc->AddVar( escape_string => sub { $_[0] =~ s/"/"/g; $_[0] } ); |
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90 |
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91 |
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92 $action->response->contentType('text/html'); |
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93 my $hOut = $action->response->streamBody; |
| 146 | 94 if ($this->formatOutput == 1) { |
| 95 my $tree = new HTML::TreeBuilder(); | |
| 96 try { | |
| 97 $tree->parse_content($doc->Render()); | |
| 98 print $hOut $tree->as_HTML('<>&'," ",{}); | |
| 99 } finally { | |
| 100 $tree->delete; | |
| 101 }; | |
| 102 } elsif ($this->formatOutput() == 2 ) { | |
| 103 (my $data = $doc->Render()) =~ s/\s+/ /g; | |
| 104 print $hOut $data; | |
| 105 } else { | |
| 106 print $hOut $doc->Render(); | |
| 107 } | |
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108 } finally { |
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109 $doc->Dispose; |
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110 }; |
| 62 | 111 } |
| 112 | |
| 65 | 113 1; |
| 114 | |
| 115 __END__ | |
| 116 | |
| 117 =pod | |
| 118 | |
| 119 =head1 NAME | |
| 120 | |
| 121 C<IMPL::Web::QueryHandler::PageFormat> - Выдача результатов в виде HTML страницы, построенной из шаблона. | |
| 122 | |
| 123 =head1 SYNOPSIS | |
| 124 | |
| 125 В файле конфигурации приложения | |
| 126 | |
| 127 =begin code xml | |
| 128 | |
| 129 <handlersQuery type="IMPL::Object::List"> | |
| 130 <item type="IMPL::Web::QueryHandler::PageFormat"> | |
| 131 <charsetTemplates>utf-8</charsetTemplates> | |
| 132 </item> | |
| 133 </handlersQuery> | |
| 134 | |
| 135 =end code xml | |
| 136 | |
| 137 Программно | |
| 138 | |
| 139 =begin code | |
| 140 | |
| 141 my $app = new IMPL::Web::Application(); | |
| 142 $app->handlersQuery->Add( | |
| 143 new IMPL::Web::QueryHandler::PageFormat( charsetTemplates=> 'utf-8' ); | |
| 144 ); | |
| 145 | |
| 146 =end | |
| 147 | |
| 148 =head1 DESCRIPTION | |
| 149 | |
| 150 Обработчик запроса для веб приложения. Загружает шаблон, путь к котрому берется | |
| 151 из C<ENV{PATH_INFO}> относительно пути из свойства C<templatesBase>. | |
| 152 | |
| 153 Наследуется от C<IMPL::Web::QueryHandler> для реализации функционала | |
| 154 обработчика запроса и переопределяет метод C<Process>. | |
| 155 | |
| 156 C<Serializable> | |
| 157 | |
| 158 =head1 MEMBERS | |
| 159 | |
| 160 =over | |
| 161 | |
| 162 =item C<CTOR(%props)> | |
| 163 | |
| 164 Создает новый экземпляр и заполняет свойства. | |
| 165 | |
| 166 =item C<[get,set] templatesCharset> | |
| 167 | |
| 168 Кодировка шаблонов. По умолчанию utf-8. | |
| 169 | |
| 170 =item C<[get,set] templatesBase> | |
| 171 | |
| 172 Каталог относительно которого ищется шаблон. | |
| 173 | |
| 174 =item C<[override] Process($action,$nextHandler)> | |
| 175 | |
| 176 Метод, переопределяющий C<IMPL::Web::QueryHandler->Process> и которому передается управление | |
| 177 для выполнения действий. | |
| 178 | |
| 179 =back | |
| 180 | |
| 181 =cut |