1
0
mirror of https://github.com/actix/actix-website synced 2024-11-25 09:12:42 +01:00
actix-website/static/api/actix-web/stable/actix_web/middleware/session/trait.RequestSession.html
2018-07-21 04:09:47 -07:00

33 lines
7.8 KiB
HTML
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="API documentation for the Rust `RequestSession` trait in crate `actix_web`."><meta name="keywords" content="rust, rustlang, rust-lang, RequestSession"><title>actix_web::middleware::session::RequestSession - Rust</title><link rel="stylesheet" type="text/css" href="../../../normalize.css"><link rel="stylesheet" type="text/css" href="../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../../dark.css"><link rel="stylesheet" type="text/css" href="../../../light.css" id="themeStyle"><script src="../../../storage.js"></script></head><body class="rustdoc trait"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">&#9776;</div><p class='location'>Trait RequestSession</p><div class="sidebar-elems"><div class="block items"><a class="sidebar-title" href="#required-methods">Required Methods</a><div class="sidebar-links"><a href="#tymethod.session">session</a></div><a class="sidebar-title" href="#implementors">Implementors</a></div><p class='location'><a href='../../index.html'>actix_web</a>::<wbr><a href='../index.html'>middleware</a>::<wbr><a href='index.html'>session</a></p><script>window.sidebarCurrent = {name: 'RequestSession', ty: 'trait', relpath: ''};</script><script defer src="sidebar-items.js"></script></div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../../../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../../../theme.js"></script><nav class="sub"><form class="search-form js-only"><div class="search-container"><input class="search-input" name="search" autocomplete="off" placeholder="Click or press S to search, ? for more options…" type="search"><a id="settings-menu" href="../../../settings.html"><img src="../../../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><h1 class='fqn'><span class='in-band'>Trait <a href='../../index.html'>actix_web</a>::<wbr><a href='../index.html'>middleware</a>::<wbr><a href='index.html'>session</a>::<wbr><a class="trait" href=''>RequestSession</a></span><span class='out-of-band'><span id='render-detail'><a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class='inner'>&#x2212;</span>]</a></span><a class='srclink' href='../../../src/actix_web/middleware/session.rs.html#105-108' title='goto source code'>[src]</a></span></h1><div class="docblock type-decl"><pre class='rust trait'>pub trait RequestSession {
fn <a href='#tymethod.session' class='fnname'>session</a>(&amp;self) -&gt; <a class="struct" href="../../../actix_web/middleware/session/struct.Session.html" title="struct actix_web::middleware::session::Session">Session</a>;
}</pre></div><div class='docblock'><p>The helper trait to obtain your session data from a request.</p>
<pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">actix_web</span>::<span class="ident">middleware</span>::<span class="ident">session</span>::<span class="ident">RequestSession</span>;
<span class="kw">use</span> <span class="ident">actix_web</span>::<span class="kw-2">*</span>;
<span class="kw">fn</span> <span class="ident">index</span>(<span class="kw-2">mut</span> <span class="ident">req</span>: <span class="ident">HttpRequest</span>) <span class="op">-&gt;</span> <span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="kw-2">&amp;</span><span class="lifetime">&#39;static</span> <span class="ident">str</span><span class="op">&gt;</span> {
<span class="comment">// access session data</span>
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">count</span>) <span class="op">=</span> <span class="ident">req</span>.<span class="ident">session</span>().<span class="ident">get</span>::<span class="op">&lt;</span><span class="ident">i32</span><span class="op">&gt;</span>(<span class="string">&quot;counter&quot;</span>)<span class="question-mark">?</span> {
<span class="ident">req</span>.<span class="ident">session</span>().<span class="ident">set</span>(<span class="string">&quot;counter&quot;</span>, <span class="ident">count</span> <span class="op">+</span> <span class="number">1</span>)<span class="question-mark">?</span>;
} <span class="kw">else</span> {
<span class="ident">req</span>.<span class="ident">session</span>().<span class="ident">set</span>(<span class="string">&quot;counter&quot;</span>, <span class="number">1</span>)<span class="question-mark">?</span>;
}
<span class="prelude-val">Ok</span>(<span class="string">&quot;Welcome!&quot;</span>)
}</pre>
</div>
<h2 id='required-methods' class='small-section-header'>
Required Methods<a href='#required-methods' class='anchor'></a>
</h2>
<div class='methods'>
<h3 id='tymethod.session' class='method'><span id='session.v' class='invisible'><code>fn <a href='#tymethod.session' class='fnname'>session</a>(&amp;self) -&gt; <a class="struct" href="../../../actix_web/middleware/session/struct.Session.html" title="struct actix_web::middleware::session::Session">Session</a></code></span></h3><div class='docblock'><p>Get the session from the request</p>
</div></div>
<h2 id='implementors' class='small-section-header'>
Implementors<a href='#implementors' class='anchor'></a>
</h2>
<ul class='item-list' id='implementors-list'>
<li><table class='table-display'><tbody><tr><td><code>impl&lt;S&gt; RequestSession for <a class="struct" href="../../../actix_web/struct.HttpRequest.html" title="struct actix_web::HttpRequest">HttpRequest</a>&lt;S&gt;</code><td><div class='out-of-band'><a class='srclink' href='../../../src/actix_web/middleware/session.rs.html#110-117' title='goto source code'>[src]</a></div></td></tr></tbody></table></li>
</ul><script type="text/javascript">window.inlined_types=new Set([]);</script><script type="text/javascript" async
src="../../../implementors/actix_web/middleware/session/trait.RequestSession.js">
</script></section><section id="search" class="content hidden"></section><section class="footer"></section><aside id="help" class="hidden"><div><h1 class="hidden">Help</h1><div class="shortcuts"><h2>Keyboard Shortcuts</h2><dl><dt><kbd>?</kbd></dt><dd>Show this help dialog</dd><dt><kbd>S</kbd></dt><dd>Focus the search field</dd><dt><kbd></kbd></dt><dd>Move up in search results</dd><dt><kbd></kbd></dt><dd>Move down in search results</dd><dt><kbd></kbd></dt><dd>Switch tab</dd><dt><kbd>&#9166;</kbd></dt><dd>Go to active search result</dd><dt><kbd>+</kbd></dt><dd>Expand all sections</dd><dt><kbd>-</kbd></dt><dd>Collapse all sections</dd></dl></div><div class="infos"><h2>Search Tricks</h2><p>Prefix searches with a type followed by a colon (e.g. <code>fn:</code>) to restrict the search to a given type.</p><p>Accepted types are: <code>fn</code>, <code>mod</code>, <code>struct</code>, <code>enum</code>, <code>trait</code>, <code>type</code>, <code>macro</code>, and <code>const</code>.</p><p>Search functions by type signature (e.g. <code>vec -> usize</code> or <code>* -> vec</code>)</p><p>Search multiple things at once by splitting your query with comma (e.g. <code>str,u8</code> or <code>String,struct:Vec,test</code>)</p></div></div></aside><script>window.rootPath = "../../../";window.currentCrate = "actix_web";</script><script src="../../../aliases.js"></script><script src="../../../main.js"></script><script defer src="../../../search-index.js"></script></body></html>