ZerethShell
File Manager
SQL Manager
/
opt
/
alt
/
ruby19
/
lib64
/
ruby
/
gems
/
1.9.1
/
doc
/
rack-1.6.4
/
rdoc
/
Rack
ETag.html
<?xml version="1.0" encoding="US-ASCII"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <head> <meta content="text/html; charset=US-ASCII" http-equiv="Content-Type" /> <title>Class: Rack::ETag</title> <link rel="stylesheet" href="../rdoc.css" type="text/css" media="screen" /> <script src="../js/jquery.js" type="text/javascript" charset="utf-8"></script> <script src="../js/thickbox-compressed.js" type="text/javascript" charset="utf-8"></script> <script src="../js/quicksearch.js" type="text/javascript" charset="utf-8"></script> <script src="../js/darkfish.js" type="text/javascript" charset="utf-8"></script> </head> <body id="top" class="class"> <div id="metadata"> <div id="home-metadata"> <div id="home-section" class="section"> <h3 class="section-header"> <a href="../index.html">Home</a> <a href="../index.html#classes">Classes</a> <a href="../index.html#methods">Methods</a> </h3> </div> </div> <div id="file-metadata"> <div id="file-list-section" class="section"> <h3 class="section-header">In Files</h3> <div class="section-body"> <ul> <li><a href="../lib/rack/etag_rb.html?TB_iframe=true&height=550&width=785" class="thickbox" title="lib/rack/etag.rb">lib/rack/etag.rb</a></li> </ul> </div> </div> </div> <div id="class-metadata"> <!-- Parent Class --> <div id="parent-class-section" class="section"> <h3 class="section-header">Parent</h3> <p class="link"><a href="../Object.html">Object</a></p> </div> <!-- Method Quickref --> <div id="method-list-section" class="section"> <h3 class="section-header">Methods</h3> <ul class="link-list"> <li><a href="#method-c-new">::new</a></li> <li><a href="#method-i-call">#call</a></li> </ul> </div> </div> <div id="project-metadata"> <div id="fileindex-section" class="section project-section"> <h3 class="section-header">Files</h3> <ul> <li class="file"><a href="../KNOWN-ISSUES.html">KNOWN-ISSUES</a></li> </ul> </div> <div id="classindex-section" class="section project-section"> <h3 class="section-header">Class/Module Index <span class="search-toggle"><img src="../images/find.png" height="16" width="16" alt="[+]" title="show/hide quicksearch" /></span></h3> <form action="#" method="get" accept-charset="utf-8" class="initially-hidden"> <fieldset> <legend>Quicksearch</legend> <input type="text" name="quicksearch" value="" class="quicksearch-field" /> </fieldset> </form> <ul class="link-list"> <li><a href="../Rack.html">Rack</a></li> <li><a href="../Rack/Auth.html">Rack::Auth</a></li> <li><a href="../Rack/Auth/AbstractHandler.html">Rack::Auth::AbstractHandler</a></li> <li><a href="../Rack/Auth/AbstractRequest.html">Rack::Auth::AbstractRequest</a></li> <li><a href="../Rack/Auth/Basic.html">Rack::Auth::Basic</a></li> <li><a href="../Rack/Auth/Basic/Request.html">Rack::Auth::Basic::Request</a></li> <li><a href="../Rack/Auth/Digest.html">Rack::Auth::Digest</a></li> <li><a href="../Rack/Auth/Digest/MD5.html">Rack::Auth::Digest::MD5</a></li> <li><a href="../Rack/Auth/Digest/Nonce.html">Rack::Auth::Digest::Nonce</a></li> <li><a href="../Rack/Auth/Digest/Params.html">Rack::Auth::Digest::Params</a></li> <li><a href="../Rack/Auth/Digest/Request.html">Rack::Auth::Digest::Request</a></li> <li><a href="../Rack/BodyProxy.html">Rack::BodyProxy</a></li> <li><a href="../Rack/Builder.html">Rack::Builder</a></li> <li><a href="../Rack/Cascade.html">Rack::Cascade</a></li> <li><a href="../Rack/Chunked.html">Rack::Chunked</a></li> <li><a href="../Rack/Chunked/Body.html">Rack::Chunked::Body</a></li> <li><a href="../Rack/CommonLogger.html">Rack::CommonLogger</a></li> <li><a href="../Rack/ConditionalGet.html">Rack::ConditionalGet</a></li> <li><a href="../Rack/Config.html">Rack::Config</a></li> <li><a href="../Rack/ContentLength.html">Rack::ContentLength</a></li> <li><a href="../Rack/ContentType.html">Rack::ContentType</a></li> <li><a href="../Rack/Deflater.html">Rack::Deflater</a></li> <li><a href="../Rack/Deflater/DeflateStream.html">Rack::Deflater::DeflateStream</a></li> <li><a href="../Rack/Deflater/GzipStream.html">Rack::Deflater::GzipStream</a></li> <li><a href="../Rack/Directory.html">Rack::Directory</a></li> <li><a href="../Rack/ETag.html">Rack::ETag</a></li> <li><a href="../Rack/File.html">Rack::File</a></li> <li><a href="../Rack/ForwardRequest.html">Rack::ForwardRequest</a></li> <li><a href="../Rack/Handler.html">Rack::Handler</a></li> <li><a href="../Rack/Handler/CGI.html">Rack::Handler::CGI</a></li> <li><a href="../Rack/Handler/EventedMongrel.html">Rack::Handler::EventedMongrel</a></li> <li><a href="../Rack/Handler/FastCGI.html">Rack::Handler::FastCGI</a></li> <li><a href="../Rack/Handler/LSWS.html">Rack::Handler::LSWS</a></li> <li><a href="../Rack/Handler/Mongrel.html">Rack::Handler::Mongrel</a></li> <li><a href="../Rack/Handler/SCGI.html">Rack::Handler::SCGI</a></li> <li><a href="../Rack/Handler/SwiftipliedMongrel.html">Rack::Handler::SwiftipliedMongrel</a></li> <li><a href="../Rack/Handler/Thin.html">Rack::Handler::Thin</a></li> <li><a href="../Rack/Handler/WEBrick.html">Rack::Handler::WEBrick</a></li> <li><a href="../Rack/Head.html">Rack::Head</a></li> <li><a href="../Rack/Lint.html">Rack::Lint</a></li> <li><a href="../Rack/Lobster.html">Rack::Lobster</a></li> <li><a href="../Rack/Lock.html">Rack::Lock</a></li> <li><a href="../Rack/Logger.html">Rack::Logger</a></li> <li><a href="../Rack/MethodOverride.html">Rack::MethodOverride</a></li> <li><a href="../Rack/Mime.html">Rack::Mime</a></li> <li><a href="../Rack/MockRequest.html">Rack::MockRequest</a></li> <li><a href="../Rack/MockRequest/FatalWarner.html">Rack::MockRequest::FatalWarner</a></li> <li><a href="../Rack/MockRequest/FatalWarning.html">Rack::MockRequest::FatalWarning</a></li> <li><a href="../Rack/MockResponse.html">Rack::MockResponse</a></li> <li><a href="../Rack/Multipart.html">Rack::Multipart</a></li> <li><a href="../Rack/Multipart/Generator.html">Rack::Multipart::Generator</a></li> <li><a href="../Rack/Multipart/MultipartPartLimitError.html">Rack::Multipart::MultipartPartLimitError</a></li> <li><a href="../Rack/Multipart/Parser.html">Rack::Multipart::Parser</a></li> <li><a href="../Rack/Multipart/UploadedFile.html">Rack::Multipart::UploadedFile</a></li> <li><a href="../Rack/NullLogger.html">Rack::NullLogger</a></li> <li><a href="../Rack/Recursive.html">Rack::Recursive</a></li> <li><a href="../Rack/Reloader.html">Rack::Reloader</a></li> <li><a href="../Rack/Reloader/Stat.html">Rack::Reloader::Stat</a></li> <li><a href="../Rack/Request.html">Rack::Request</a></li> <li><a href="../Rack/Response.html">Rack::Response</a></li> <li><a href="../Rack/Response/Helpers.html">Rack::Response::Helpers</a></li> <li><a href="../Rack/RewindableInput.html">Rack::RewindableInput</a></li> <li><a href="../Rack/RewindableInput/Tempfile.html">Rack::RewindableInput::Tempfile</a></li> <li><a href="../Rack/Runtime.html">Rack::Runtime</a></li> <li><a href="../Rack/Sendfile.html">Rack::Sendfile</a></li> <li><a href="../Rack/Server.html">Rack::Server</a></li> <li><a href="../Rack/Server/Options.html">Rack::Server::Options</a></li> <li><a href="../Rack/Session.html">Rack::Session</a></li> <li><a href="../Rack/Session/Abstract.html">Rack::Session::Abstract</a></li> <li><a href="../Rack/Session/Abstract/ID.html">Rack::Session::Abstract::ID</a></li> <li><a href="../Rack/Session/Abstract/SessionHash.html">Rack::Session::Abstract::SessionHash</a></li> <li><a href="../Rack/Session/Cookie.html">Rack::Session::Cookie</a></li> <li><a href="../Rack/Session/Cookie/Base64.html">Rack::Session::Cookie::Base64</a></li> <li><a href="../Rack/Session/Cookie/Base64/JSON.html">Rack::Session::Cookie::Base64::JSON</a></li> <li><a href="../Rack/Session/Cookie/Base64/Marshal.html">Rack::Session::Cookie::Base64::Marshal</a></li> <li><a href="../Rack/Session/Cookie/Base64/ZipJSON.html">Rack::Session::Cookie::Base64::ZipJSON</a></li> <li><a href="../Rack/Session/Cookie/Identity.html">Rack::Session::Cookie::Identity</a></li> <li><a href="../Rack/Session/Memcache.html">Rack::Session::Memcache</a></li> <li><a href="../Rack/Session/Pool.html">Rack::Session::Pool</a></li> <li><a href="../Rack/ShowExceptions.html">Rack::ShowExceptions</a></li> <li><a href="../Rack/ShowStatus.html">Rack::ShowStatus</a></li> <li><a href="../Rack/Static.html">Rack::Static</a></li> <li><a href="../Rack/TempfileReaper.html">Rack::TempfileReaper</a></li> <li><a href="../Rack/URLMap.html">Rack::URLMap</a></li> <li><a href="../Rack/Utils.html">Rack::Utils</a></li> <li><a href="../Rack/Utils/Context.html">Rack::Utils::Context</a></li> <li><a href="../Rack/Utils/HeaderHash.html">Rack::Utils::HeaderHash</a></li> <li><a href="../Rack/Utils/InvalidParameterError.html">Rack::Utils::InvalidParameterError</a></li> <li><a href="../Rack/Utils/KeySpaceConstrainedParams.html">Rack::Utils::KeySpaceConstrainedParams</a></li> <li><a href="../Rack/Multipart.html">Rack::Utils::Multipart</a></li> <li><a href="../Rack/Utils/OkJson.html">Rack::Utils::OkJson</a></li> <li><a href="../Rack/Utils/OkJson/Error.html">Rack::Utils::OkJson::Error</a></li> <li><a href="../Rack/Utils/OkJson/Utf8Error.html">Rack::Utils::OkJson::Utf8Error</a></li> <li><a href="../Rack/Utils/ParameterTypeError.html">Rack::Utils::ParameterTypeError</a></li> <li><a href="../FCGI.html">FCGI</a></li> <li><a href="../FCGI/Stream.html">FCGI::Stream</a></li> <li><a href="../WEBrick.html">WEBrick</a></li> <li><a href="../WEBrick/HTTPResponse.html">WEBrick::HTTPResponse</a></li> <li><a href="../Object.html">Object</a></li> </ul> <div id="no-class-search-results" style="display: none;">No matching classes.</div> </div> </div> </div> <div id="documentation"> <h1 class="class">Rack::ETag</h1> <div id="description" class="description"> <p>Automatically sets the <a href="ETag.html">ETag</a> header on all String bodies.</p> <p>The <a href="ETag.html">ETag</a> header is skipped if <a href="ETag.html">ETag</a> or Last-Modified headers are sent or if a sendfile body (body.responds_to :to_path) is given (since such cases should be handled by apache/nginx).</p> <p>On initialization, you can pass two parameters: a Cache-Control directive used when Etag is absent and a directive when it is present. The first defaults to nil, while the second defaults to "max-age=0, private, must-revalidate"</p> </div><!-- description --> <div id="5Buntitled-5D" class="documentation-section"> <!-- Constants --> <div id="constants-list" class="section"> <h3 class="section-header">Constants</h3> <dl> <dt><a name="DEFAULT_CACHE_CONTROL">DEFAULT_CACHE_CONTROL</a></dt> <dd class="description"></dd> <dt><a name="ETAG_STRING">ETAG_STRING</a></dt> <dd class="description"></dd> </dl> </div> <!-- Methods --> <div id="public-class-method-details" class="method-section section"> <h3 class="section-header">Public Class Methods</h3> <div id="new-method" class="method-detail "> <a name="method-c-new"></a> <div class="method-heading"> <span class="method-name">new</span><span class="method-args">(app, no_cache_control = nil, cache_control = DEFAULT_CACHE_CONTROL)</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <div class="method-source-code" id="new-source"> <pre> <span class="ruby-comment"># File lib/rack/etag.rb, line 17</span> <span class="ruby-keyword">def</span> <span class="ruby-identifier">initialize</span>(<span class="ruby-identifier">app</span>, <span class="ruby-identifier">no_cache_control</span> = <span class="ruby-keyword">nil</span>, <span class="ruby-identifier">cache_control</span> = <span class="ruby-constant">DEFAULT_CACHE_CONTROL</span>) <span class="ruby-ivar">@app</span> = <span class="ruby-identifier">app</span> <span class="ruby-ivar">@cache_control</span> = <span class="ruby-identifier">cache_control</span> <span class="ruby-ivar">@no_cache_control</span> = <span class="ruby-identifier">no_cache_control</span> <span class="ruby-keyword">end</span></pre> </div><!-- new-source --> </div> </div><!-- new-method --> </div><!-- public-class-method-details --> <div id="public-instance-method-details" class="method-section section"> <h3 class="section-header">Public Instance Methods</h3> <div id="call-method" class="method-detail "> <a name="method-i-call"></a> <div class="method-heading"> <span class="method-name">call</span><span class="method-args">(env)</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <div class="method-source-code" id="call-source"> <pre> <span class="ruby-comment"># File lib/rack/etag.rb, line 23</span> <span class="ruby-keyword">def</span> <span class="ruby-identifier">call</span>(<span class="ruby-identifier">env</span>) <span class="ruby-identifier">status</span>, <span class="ruby-identifier">headers</span>, <span class="ruby-identifier">body</span> = <span class="ruby-ivar">@app</span>.<span class="ruby-identifier">call</span>(<span class="ruby-identifier">env</span>) <span class="ruby-keyword">if</span> <span class="ruby-identifier">etag_status?</span>(<span class="ruby-identifier">status</span>) <span class="ruby-operator">&&</span> <span class="ruby-identifier">etag_body?</span>(<span class="ruby-identifier">body</span>) <span class="ruby-operator">&&</span> <span class="ruby-operator">!</span><span class="ruby-identifier">skip_caching?</span>(<span class="ruby-identifier">headers</span>) <span class="ruby-identifier">original_body</span> = <span class="ruby-identifier">body</span> <span class="ruby-identifier">digest</span>, <span class="ruby-identifier">new_body</span> = <span class="ruby-identifier">digest_body</span>(<span class="ruby-identifier">body</span>) <span class="ruby-identifier">body</span> = <span class="ruby-constant">Rack</span><span class="ruby-operator">::</span><span class="ruby-constant">BodyProxy</span>.<span class="ruby-identifier">new</span>(<span class="ruby-identifier">new_body</span>) <span class="ruby-keyword">do</span> <span class="ruby-identifier">original_body</span>.<span class="ruby-identifier">close</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">original_body</span>.<span class="ruby-identifier">respond_to?</span>(<span class="ruby-value">:close</span>) <span class="ruby-keyword">end</span> <span class="ruby-identifier">headers</span>[<span class="ruby-constant">ETAG_STRING</span>] = <span class="ruby-node">%(W/"#{digest}")</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">digest</span> <span class="ruby-keyword">end</span> <span class="ruby-keyword">unless</span> <span class="ruby-identifier">headers</span>[<span class="ruby-constant">CACHE_CONTROL</span>] <span class="ruby-keyword">if</span> <span class="ruby-identifier">digest</span> <span class="ruby-identifier">headers</span>[<span class="ruby-constant">CACHE_CONTROL</span>] = <span class="ruby-ivar">@cache_control</span> <span class="ruby-keyword">if</span> <span class="ruby-ivar">@cache_control</span> <span class="ruby-keyword">else</span> <span class="ruby-identifier">headers</span>[<span class="ruby-constant">CACHE_CONTROL</span>] = <span class="ruby-ivar">@no_cache_control</span> <span class="ruby-keyword">if</span> <span class="ruby-ivar">@no_cache_control</span> <span class="ruby-keyword">end</span> <span class="ruby-keyword">end</span> [<span class="ruby-identifier">status</span>, <span class="ruby-identifier">headers</span>, <span class="ruby-identifier">body</span>] <span class="ruby-keyword">end</span></pre> </div><!-- call-source --> </div> </div><!-- call-method --> </div><!-- public-instance-method-details --> </div><!-- 5Buntitled-5D --> </div><!-- documentation --> <div id="validator-badges"> <p><small><a href="http://validator.w3.org/check/referer">[Validate]</a></small></p> <p><small>Generated with the <a href="http://deveiate.org/projects/Darkfish-Rdoc/">Darkfish Rdoc Generator</a> 2</small>.</p> </div> </body> </html>
Kaydet
Vazgeç