Mercurial > pub > Impl
annotate Lib/IMPL/Web/QueryHandler/PageFormat.pm @ 156:8638dd1374bf
Added template property to IMPL::Web::QueryHandler::PageFormat (this allows to specify exact template (filename, ref to a scalar, ref to a file handle)).
| author | wizard |
|---|---|
| date | Tue, 05 Oct 2010 17:20:51 +0400 |
| parents | eb478083f72b |
| children | 3f09584bf189 |
| 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; |
| 154 | 14 use URI; |
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15 use Error qw(:try); |
| 62 | 16 |
| 136 | 17 $Template::Plugin::URL::JOINT = '&'; |
| 18 | |
| 64 | 19 BEGIN { |
| 65 | 20 public property templatesCharset => prop_all; |
| 21 public property templatesBase => prop_all; | |
| 97 | 22 public property defaultTarget => prop_all; |
| 116 | 23 public property pathinfoPrefix => prop_all; |
| 134 | 24 public property cache => prop_all; |
| 146 | 25 public property preprocess => prop_all; |
| 26 public property formatOutput => prop_all; | |
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8638dd1374bf
Added template property to IMPL::Web::QueryHandler::PageFormat (this allows to specify exact template (filename, ref to a scalar, ref to a file handle)).
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27 public property template => prop_all; |
| 64 | 28 } |
| 29 | |
| 30 sub CTOR { | |
| 31 my ($this) = @_; | |
| 32 | |
| 65 | 33 $this->templatesCharset('utf-8') unless $this->templatesCharset; |
| 134 | 34 $this->cache(File::Spec->rel2abs($this->cache)) if $this->cache; |
| 35 $this->templatesBase(File::Spec->rel2abs($this->templatesBase)) if $this->templatesBase; | |
| 64 | 36 } |
| 37 | |
| 62 | 38 sub Process { |
| 39 my ($this,$action,$nextHandler) = @_; | |
| 40 | |
| 146 | 41 my $doc = new IMPL::Web::TT::Document(cache => $this->cache, preprocess => $this->preprocess); |
| 62 | 42 |
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43 try { |
| 97 | 44 |
| 45 $this->templatesBase($ENV{DOCUMENT_ROOT}) unless $this->templatesBase; | |
| 46 | |
| 136 | 47 my ($requestUri) = split /\?/, $ENV{REQUEST_URI}; |
| 48 | |
| 49 my $pathInfo; | |
| 50 | |
| 51 if ( $requestUri eq $ENV{SCRIPT_NAME}.$ENV{PATH_INFO} ) { | |
| 52 # CGI with path info | |
| 53 $pathInfo = $ENV{PATH_INFO}; | |
| 54 } else { | |
| 137 | 55 die "REQUEST_URI: $requestUri\nPATH_INFO: $ENV{PATH_INFO}" unless $requestUri eq $ENV{PATH_INFO}; |
| 136 | 56 } |
| 57 | |
| 58 my @root = (''); | |
| 59 my @base; | |
| 60 | |
| 116 | 61 if (my $rx = $this->pathinfoPrefix) { |
| 136 | 62 $requestUri =~ s/^($rx)//; |
| 63 push @root, grep $_, split /\//, $1 if $1; | |
| 116 | 64 } |
| 136 | 65 |
| 66 $pathInfo = $requestUri unless defined $pathInfo; | |
| 67 | |
| 68 @base = grep $_, split /\//, ($pathInfo ? substr $requestUri,0, -length($pathInfo) : $requestUri); | |
| 69 | |
| 116 | 70 local $ENV{PATH_INFO} = $pathInfo || $this->defaultTarget; |
| 97 | 71 |
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72 my @path = grep $_, split /\//, ($ENV{PATH_INFO} || '') or die new IMPL::Exception("PATH_INFO is empty and no defaultTarget specified" ); |
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73 |
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74 my @pathContainer = @path; |
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75 pop @pathContainer; |
| 65 | 76 |
| 154 | 77 $doc->LoadFile ( |
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78 ($this->template || File::Spec->catfile($this->templatesBase,@path)), |
| 154 | 79 $this->templatesCharset, |
| 80 $this->templatesBase, | |
| 81 { | |
| 82 result => scalar($nextHandler->()), | |
| 83 action => $action, | |
| 84 app => $action->application, | |
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85 |
| 154 | 86 absoluteUrl => sub { new URI(join ('/', @root, $_[0]) ) }, |
| 87 baseUrl => sub { new URI (join ('/', @root, @base, $_[0]) ) }, | |
| 88 relativeUrl => sub { new URI(join ('/', @root, @base, @pathContainer,$_[0]) ) }, | |
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89 |
| 154 | 90 user => IMPL::Security::Context->current->principal, |
| 91 session => IMPL::Security::Context->current, | |
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92 |
| 154 | 93 to_json => \&to_json, |
| 94 escape_string => sub { $_[0] =~ s/"/"/g; $_[0] }, | |
| 95 } | |
| 96 ); | |
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97 |
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98 $action->response->contentType('text/html'); |
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99 my $hOut = $action->response->streamBody; |
| 146 | 100 if ($this->formatOutput == 1) { |
| 101 my $tree = new HTML::TreeBuilder(); | |
| 102 try { | |
| 103 $tree->parse_content($doc->Render()); | |
| 104 print $hOut $tree->as_HTML('<>&'," ",{}); | |
| 105 } finally { | |
| 106 $tree->delete; | |
| 107 }; | |
| 108 } elsif ($this->formatOutput() == 2 ) { | |
| 109 (my $data = $doc->Render()) =~ s/\s+/ /g; | |
| 110 print $hOut $data; | |
| 111 } else { | |
| 112 print $hOut $doc->Render(); | |
| 113 } | |
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114 } finally { |
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115 $doc->Dispose; |
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116 }; |
| 62 | 117 } |
| 118 | |
| 154 | 119 sub URI::_query::new_params { |
| 120 my ($this,$params) = @_; | |
| 121 | |
| 122 my $clone = $this->clone; | |
| 123 if (ref $params eq 'HASH' ) { | |
| 124 my %newParams = ($clone->query_form , %$params); | |
| 125 $clone->query_form(map { $_, $newParams{$_} } sort keys %newParams ); | |
| 126 } | |
| 127 return $clone; | |
| 128 } | |
| 129 | |
| 65 | 130 1; |
| 131 | |
| 132 __END__ | |
| 133 | |
| 134 =pod | |
| 135 | |
| 136 =head1 NAME | |
| 137 | |
| 138 C<IMPL::Web::QueryHandler::PageFormat> - Выдача результатов в виде HTML страницы, построенной из шаблона. | |
| 139 | |
| 140 =head1 SYNOPSIS | |
| 141 | |
| 142 В файле конфигурации приложения | |
| 143 | |
| 144 =begin code xml | |
| 145 | |
| 146 <handlersQuery type="IMPL::Object::List"> | |
| 147 <item type="IMPL::Web::QueryHandler::PageFormat"> | |
| 148 <charsetTemplates>utf-8</charsetTemplates> | |
| 149 </item> | |
| 150 </handlersQuery> | |
| 151 | |
| 152 =end code xml | |
| 153 | |
| 154 Программно | |
| 155 | |
| 156 =begin code | |
| 157 | |
| 158 my $app = new IMPL::Web::Application(); | |
| 159 $app->handlersQuery->Add( | |
| 160 new IMPL::Web::QueryHandler::PageFormat( charsetTemplates=> 'utf-8' ); | |
| 161 ); | |
| 162 | |
| 163 =end | |
| 164 | |
| 165 =head1 DESCRIPTION | |
| 166 | |
| 167 Обработчик запроса для веб приложения. Загружает шаблон, путь к котрому берется | |
| 168 из C<ENV{PATH_INFO}> относительно пути из свойства C<templatesBase>. | |
| 169 | |
| 170 Наследуется от C<IMPL::Web::QueryHandler> для реализации функционала | |
| 171 обработчика запроса и переопределяет метод C<Process>. | |
| 172 | |
| 173 C<Serializable> | |
| 174 | |
| 175 =head1 MEMBERS | |
| 176 | |
| 177 =over | |
| 178 | |
| 179 =item C<CTOR(%props)> | |
| 180 | |
| 181 Создает новый экземпляр и заполняет свойства. | |
| 182 | |
| 183 =item C<[get,set] templatesCharset> | |
| 184 | |
| 185 Кодировка шаблонов. По умолчанию utf-8. | |
| 186 | |
| 187 =item C<[get,set] templatesBase> | |
| 188 | |
| 189 Каталог относительно которого ищется шаблон. | |
| 190 | |
| 191 =item C<[override] Process($action,$nextHandler)> | |
| 192 | |
| 193 Метод, переопределяющий C<IMPL::Web::QueryHandler->Process> и которому передается управление | |
| 194 для выполнения действий. | |
| 195 | |
| 196 =back | |
| 197 | |
| 198 =cut |