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Remove docs-gen
This commit is contained in:
yhirose
@@ -17,16 +17,16 @@
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<body>
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<header class="header">
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<div class="header-inner">
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<a href="/cpp-httplib/ja/" class="header-title">cpp-httplib <span style="font-size:0.75em;font-weight:normal;margin-left:4px">v0.36.0</span></a>
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<a href="/cpp-httplib/ja/" class="header-title">cpp-httplib <span style="font-size:0.75em;font-weight:normal;margin-left:4px">v0.36.0</span></a>
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<div class="header-spacer"></div>
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<nav class="header-nav">
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<a href="/cpp-httplib/ja/">
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<a href="/cpp-httplib/ja/">
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<svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M3 9l9-7 9 7v11a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2z"/><polyline points="9 22 9 12 15 12 15 22"/></svg>
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Home
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</a>
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<a href="/cpp-httplib/ja/tour/">
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<a href="/cpp-httplib/ja/tour/">
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<svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="10"/><polygon points="16.24 7.76 14.12 14.12 7.76 16.24 9.88 9.88 16.24 7.76"/></svg>
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Tour
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</a>
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@@ -45,6 +45,7 @@
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<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"/><line x1="21" y1="21" x2="16.65" y2="16.65"/></svg>
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</button>
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<button class="theme-toggle" aria-label="Toggle theme"></button>
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<div class="lang-selector">
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<button class="lang-btn" aria-label="Language">
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<svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="10"/><line x1="2" y1="12" x2="22" y2="12"/><path d="M12 2a15.3 15.3 0 0 1 4 10 15.3 15.3 0 0 1-4 10 15.3 15.3 0 0 1-4-10 15.3 15.3 0 0 1 4-10z"/></svg>
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@@ -58,6 +59,7 @@
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</ul>
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</div>
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</div>
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<button class="sidebar-toggle" aria-label="Menu">☰</button>
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</div>
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@@ -105,8 +107,8 @@
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<p>前章ではクライアントからリクエストを送りました。そのとき、テスト用サーバーを用意しましたね。この章では、あのサーバーの仕組みをひとつずつ紐解いていきます。</p>
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<h2>サーバーの起動</h2>
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<p>ルーティングを登録したら、最後に <code>svr.listen()</code> を呼んでサーバーを起動します。</p>
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<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2d2d2d;">
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<span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">listen</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">0.0.0.0</span><span style="color:#d3d0c8;">", </span><span style="color:#f99157;">8080</span><span style="color:#d3d0c8;">);
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<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2b303b;">
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<span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">listen</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">0.0.0.0</span><span style="color:#c0c5ce;">", </span><span style="color:#d08770;">8080</span><span style="color:#c0c5ce;">);
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</span></pre>
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</div><div data-code-theme="light"><pre style="background-color:#ffffff;">
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<span style="color:#323232;">svr.listen(</span><span style="color:#183691;">"0.0.0.0"</span><span style="color:#323232;">, </span><span style="color:#0086b3;">8080</span><span style="color:#323232;">);
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@@ -116,12 +118,12 @@
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<p><code>listen()</code> はブロッキング呼び出しです。サーバーが停止するまで、この行から先には進みません。ターミナルで <code>Ctrl+C</code> を押すか、別スレッドから <code>svr.stop()</code> を呼ぶまでサーバーは動き続けます。</p>
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<h2>ルーティング</h2>
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<p>サーバーの核になるのは「ルーティング」です。どのURLに、どのHTTPメソッドでアクセスされたら、何をするか。それを登録する仕組みです。</p>
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<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2d2d2d;">
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<span style="color:#d3d0c8;">httplib::Server svr;
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</span><span style="color:#d3d0c8;">
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</span><span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Get</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">/hi</span><span style="color:#d3d0c8;">", [](</span><span style="color:#cc99cc;">const</span><span style="color:#d3d0c8;"> httplib::Request &req, httplib::Response &res) {
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</span><span style="color:#d3d0c8;"> res.</span><span style="color:#6699cc;">set_content</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">Hello!</span><span style="color:#d3d0c8;">", "</span><span style="color:#99cc99;">text/plain</span><span style="color:#d3d0c8;">");
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</span><span style="color:#d3d0c8;">});
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<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2b303b;">
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<span style="color:#c0c5ce;">httplib::Server svr;
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</span><span style="color:#c0c5ce;">
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</span><span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Get</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">/hi</span><span style="color:#c0c5ce;">", [](</span><span style="color:#b48ead;">const</span><span style="color:#c0c5ce;"> httplib::Request &req, httplib::Response &res) {
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</span><span style="color:#c0c5ce;"> res.</span><span style="color:#8fa1b3;">set_content</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">Hello!</span><span style="color:#c0c5ce;">", "</span><span style="color:#a3be8c;">text/plain</span><span style="color:#c0c5ce;">");
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</span><span style="color:#c0c5ce;">});
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</span></pre>
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</div><div data-code-theme="light"><pre style="background-color:#ffffff;">
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<span style="color:#323232;">httplib::Server svr;
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@@ -133,11 +135,11 @@
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</div></div>
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<p><code>svr.Get()</code> は、GETリクエストに対するハンドラーを登録します。第1引数がパス、第2引数がハンドラー関数です。<code>/hi</code> にGETリクエストが来たら、このラムダが呼ばれます。</p>
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<p>HTTPメソッドごとにメソッドが用意されています。</p>
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<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2d2d2d;">
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<span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Get</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">/path</span><span style="color:#d3d0c8;">", handler); </span><span style="color:#747369;">// GET
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</span><span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Post</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">/path</span><span style="color:#d3d0c8;">", handler); </span><span style="color:#747369;">// POST
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</span><span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Put</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">/path</span><span style="color:#d3d0c8;">", handler); </span><span style="color:#747369;">// PUT
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</span><span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Delete</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">/path</span><span style="color:#d3d0c8;">", handler); </span><span style="color:#747369;">// DELETE
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<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2b303b;">
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<span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Get</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">/path</span><span style="color:#c0c5ce;">", handler); </span><span style="color:#65737e;">// GET
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</span><span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Post</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">/path</span><span style="color:#c0c5ce;">", handler); </span><span style="color:#65737e;">// POST
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</span><span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Put</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">/path</span><span style="color:#c0c5ce;">", handler); </span><span style="color:#65737e;">// PUT
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</span><span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Delete</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">/path</span><span style="color:#c0c5ce;">", handler); </span><span style="color:#65737e;">// DELETE
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</span></pre>
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</div><div data-code-theme="light"><pre style="background-color:#ffffff;">
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<span style="color:#323232;">svr.Get(</span><span style="color:#183691;">"/path"</span><span style="color:#323232;">, handler); </span><span style="font-style:italic;color:#969896;">// GET
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@@ -147,10 +149,10 @@
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</span></pre>
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</div></div>
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<p>ハンドラーのシグネチャは <code>(const httplib::Request &req, httplib::Response &res)</code> です。<code>auto</code> を使って短く書くこともできます。</p>
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<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2d2d2d;">
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<span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Get</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">/hi</span><span style="color:#d3d0c8;">", [](</span><span style="color:#cc99cc;">const auto </span><span style="color:#d3d0c8;">&req, </span><span style="color:#cc99cc;">auto </span><span style="color:#d3d0c8;">&res) {
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</span><span style="color:#d3d0c8;"> res.</span><span style="color:#6699cc;">set_content</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">Hello!</span><span style="color:#d3d0c8;">", "</span><span style="color:#99cc99;">text/plain</span><span style="color:#d3d0c8;">");
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</span><span style="color:#d3d0c8;">});
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<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2b303b;">
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<span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Get</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">/hi</span><span style="color:#c0c5ce;">", [](</span><span style="color:#b48ead;">const auto </span><span style="color:#c0c5ce;">&req, </span><span style="color:#b48ead;">auto </span><span style="color:#c0c5ce;">&res) {
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</span><span style="color:#c0c5ce;"> res.</span><span style="color:#8fa1b3;">set_content</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">Hello!</span><span style="color:#c0c5ce;">", "</span><span style="color:#a3be8c;">text/plain</span><span style="color:#c0c5ce;">");
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</span><span style="color:#c0c5ce;">});
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</span></pre>
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</div><div data-code-theme="light"><pre style="background-color:#ffffff;">
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<span style="color:#323232;">svr.Get(</span><span style="color:#183691;">"/hi"</span><span style="color:#323232;">, [](</span><span style="font-weight:bold;color:#a71d5d;">const auto &</span><span style="color:#323232;">req, </span><span style="font-weight:bold;color:#a71d5d;">auto &</span><span style="color:#323232;">res) {
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@@ -163,11 +165,11 @@
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<p>ハンドラーの第1引数 <code>req</code> から、クライアントが送ってきた情報を読み取れます。</p>
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<h3>ボディ</h3>
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<p><code>req.body</code> でリクエストボディを取得できます。型は <code>std::string</code> です。</p>
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<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2d2d2d;">
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<span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Post</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">/post</span><span style="color:#d3d0c8;">", [](</span><span style="color:#cc99cc;">const auto </span><span style="color:#d3d0c8;">&req, </span><span style="color:#cc99cc;">auto </span><span style="color:#d3d0c8;">&res) {
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</span><span style="color:#d3d0c8;"> </span><span style="color:#747369;">// クライアントが送ったボディをそのまま返す
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</span><span style="color:#d3d0c8;"> res.</span><span style="color:#6699cc;">set_content</span><span style="color:#d3d0c8;">(req.</span><span style="color:#f2777a;">body</span><span style="color:#d3d0c8;">, "</span><span style="color:#99cc99;">text/plain</span><span style="color:#d3d0c8;">");
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</span><span style="color:#d3d0c8;">});
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<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2b303b;">
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<span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Post</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">/post</span><span style="color:#c0c5ce;">", [](</span><span style="color:#b48ead;">const auto </span><span style="color:#c0c5ce;">&req, </span><span style="color:#b48ead;">auto </span><span style="color:#c0c5ce;">&res) {
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</span><span style="color:#c0c5ce;"> </span><span style="color:#65737e;">// クライアントが送ったボディをそのまま返す
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</span><span style="color:#c0c5ce;"> res.</span><span style="color:#8fa1b3;">set_content</span><span style="color:#c0c5ce;">(req.</span><span style="color:#bf616a;">body</span><span style="color:#c0c5ce;">, "</span><span style="color:#a3be8c;">text/plain</span><span style="color:#c0c5ce;">");
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</span><span style="color:#c0c5ce;">});
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</span></pre>
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</div><div data-code-theme="light"><pre style="background-color:#ffffff;">
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<span style="color:#323232;">svr.Post(</span><span style="color:#183691;">"/post"</span><span style="color:#323232;">, [](</span><span style="font-weight:bold;color:#a71d5d;">const auto &</span><span style="color:#323232;">req, </span><span style="font-weight:bold;color:#a71d5d;">auto &</span><span style="color:#323232;">res) {
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@@ -178,11 +180,11 @@
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</div></div>
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<h3>ヘッダー</h3>
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<p><code>req.get_header_value()</code> でリクエストヘッダーの値を取得できます。</p>
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<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2d2d2d;">
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<span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Get</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">/check</span><span style="color:#d3d0c8;">", [](</span><span style="color:#cc99cc;">const auto </span><span style="color:#d3d0c8;">&req, </span><span style="color:#cc99cc;">auto </span><span style="color:#d3d0c8;">&res) {
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</span><span style="color:#d3d0c8;"> </span><span style="color:#cc99cc;">auto</span><span style="color:#d3d0c8;"> auth = req.</span><span style="color:#6699cc;">get_header_value</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">Authorization</span><span style="color:#d3d0c8;">");
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</span><span style="color:#d3d0c8;"> res.</span><span style="color:#6699cc;">set_content</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">Auth: </span><span style="color:#d3d0c8;">" + auth, "</span><span style="color:#99cc99;">text/plain</span><span style="color:#d3d0c8;">");
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</span><span style="color:#d3d0c8;">});
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<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2b303b;">
|
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<span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Get</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">/check</span><span style="color:#c0c5ce;">", [](</span><span style="color:#b48ead;">const auto </span><span style="color:#c0c5ce;">&req, </span><span style="color:#b48ead;">auto </span><span style="color:#c0c5ce;">&res) {
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</span><span style="color:#c0c5ce;"> </span><span style="color:#b48ead;">auto</span><span style="color:#c0c5ce;"> auth = req.</span><span style="color:#8fa1b3;">get_header_value</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">Authorization</span><span style="color:#c0c5ce;">");
|
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</span><span style="color:#c0c5ce;"> res.</span><span style="color:#8fa1b3;">set_content</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">Auth: </span><span style="color:#c0c5ce;">" + auth, "</span><span style="color:#a3be8c;">text/plain</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;">});
|
||||
</span></pre>
|
||||
</div><div data-code-theme="light"><pre style="background-color:#ffffff;">
|
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<span style="color:#323232;">svr.Get(</span><span style="color:#183691;">"/check"</span><span style="color:#323232;">, [](</span><span style="font-weight:bold;color:#a71d5d;">const auto &</span><span style="color:#323232;">req, </span><span style="font-weight:bold;color:#a71d5d;">auto &</span><span style="color:#323232;">res) {
|
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@@ -193,11 +195,11 @@
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</div></div>
|
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<h3>クエリパラメーターとフォームデータ</h3>
|
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<p><code>req.get_param_value()</code> でパラメーターを取得できます。GETのクエリパラメーターと、POSTのフォームデータの両方に使えます。</p>
|
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<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2d2d2d;">
|
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<span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Get</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">/search</span><span style="color:#d3d0c8;">", [](</span><span style="color:#cc99cc;">const auto </span><span style="color:#d3d0c8;">&req, </span><span style="color:#cc99cc;">auto </span><span style="color:#d3d0c8;">&res) {
|
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</span><span style="color:#d3d0c8;"> </span><span style="color:#cc99cc;">auto</span><span style="color:#d3d0c8;"> q = req.</span><span style="color:#6699cc;">get_param_value</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">q</span><span style="color:#d3d0c8;">");
|
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</span><span style="color:#d3d0c8;"> res.</span><span style="color:#6699cc;">set_content</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">Query: </span><span style="color:#d3d0c8;">" + q, "</span><span style="color:#99cc99;">text/plain</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;">});
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2b303b;">
|
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<span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Get</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">/search</span><span style="color:#c0c5ce;">", [](</span><span style="color:#b48ead;">const auto </span><span style="color:#c0c5ce;">&req, </span><span style="color:#b48ead;">auto </span><span style="color:#c0c5ce;">&res) {
|
||||
</span><span style="color:#c0c5ce;"> </span><span style="color:#b48ead;">auto</span><span style="color:#c0c5ce;"> q = req.</span><span style="color:#8fa1b3;">get_param_value</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">q</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;"> res.</span><span style="color:#8fa1b3;">set_content</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">Query: </span><span style="color:#c0c5ce;">" + q, "</span><span style="color:#a3be8c;">text/plain</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;">});
|
||||
</span></pre>
|
||||
</div><div data-code-theme="light"><pre style="background-color:#ffffff;">
|
||||
<span style="color:#323232;">svr.Get(</span><span style="color:#183691;">"/search"</span><span style="color:#323232;">, [](</span><span style="font-weight:bold;color:#a71d5d;">const auto &</span><span style="color:#323232;">req, </span><span style="font-weight:bold;color:#a71d5d;">auto &</span><span style="color:#323232;">res) {
|
||||
@@ -208,14 +210,14 @@
|
||||
</div></div>
|
||||
<p><code>/search?q=cpp-httplib</code> にアクセスすると、<code>q</code> の値は <code>"cpp-httplib"</code> になります。</p>
|
||||
<p>すべてのパラメーターをループで処理したいときは、<code>req.params</code> を使います。</p>
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2d2d2d;">
|
||||
<span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Post</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">/submit</span><span style="color:#d3d0c8;">", [](</span><span style="color:#cc99cc;">const auto </span><span style="color:#d3d0c8;">&req, </span><span style="color:#cc99cc;">auto </span><span style="color:#d3d0c8;">&res) {
|
||||
</span><span style="color:#d3d0c8;"> std::string result;
|
||||
</span><span style="color:#d3d0c8;"> </span><span style="color:#cc99cc;">for </span><span style="color:#d3d0c8;">(</span><span style="color:#cc99cc;">auto </span><span style="color:#d3d0c8;">&[key, val] : req.</span><span style="color:#f2777a;">params</span><span style="color:#d3d0c8;">) {
|
||||
</span><span style="color:#d3d0c8;"> result += key + "</span><span style="color:#99cc99;"> = </span><span style="color:#d3d0c8;">" + val + "</span><span style="color:#66cccc;">\n</span><span style="color:#d3d0c8;">";
|
||||
</span><span style="color:#d3d0c8;"> }
|
||||
</span><span style="color:#d3d0c8;"> res.</span><span style="color:#6699cc;">set_content</span><span style="color:#d3d0c8;">(result, "</span><span style="color:#99cc99;">text/plain</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;">});
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2b303b;">
|
||||
<span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Post</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">/submit</span><span style="color:#c0c5ce;">", [](</span><span style="color:#b48ead;">const auto </span><span style="color:#c0c5ce;">&req, </span><span style="color:#b48ead;">auto </span><span style="color:#c0c5ce;">&res) {
|
||||
</span><span style="color:#c0c5ce;"> std::string result;
|
||||
</span><span style="color:#c0c5ce;"> </span><span style="color:#b48ead;">for </span><span style="color:#c0c5ce;">(</span><span style="color:#b48ead;">auto </span><span style="color:#c0c5ce;">&[key, val] : req.</span><span style="color:#bf616a;">params</span><span style="color:#c0c5ce;">) {
|
||||
</span><span style="color:#c0c5ce;"> result += key + "</span><span style="color:#a3be8c;"> = </span><span style="color:#c0c5ce;">" + val + "</span><span style="color:#96b5b4;">\n</span><span style="color:#c0c5ce;">";
|
||||
</span><span style="color:#c0c5ce;"> }
|
||||
</span><span style="color:#c0c5ce;"> res.</span><span style="color:#8fa1b3;">set_content</span><span style="color:#c0c5ce;">(result, "</span><span style="color:#a3be8c;">text/plain</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;">});
|
||||
</span></pre>
|
||||
</div><div data-code-theme="light"><pre style="background-color:#ffffff;">
|
||||
<span style="color:#323232;">svr.Post(</span><span style="color:#183691;">"/submit"</span><span style="color:#323232;">, [](</span><span style="font-weight:bold;color:#a71d5d;">const auto &</span><span style="color:#323232;">req, </span><span style="font-weight:bold;color:#a71d5d;">auto &</span><span style="color:#323232;">res) {
|
||||
@@ -229,12 +231,12 @@
|
||||
</div></div>
|
||||
<h3>ファイルアップロード</h3>
|
||||
<p>マルチパートフォームでアップロードされたファイルは、<code>req.form.get_file()</code> で取得します。</p>
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2d2d2d;">
|
||||
<span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Post</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">/upload</span><span style="color:#d3d0c8;">", [](</span><span style="color:#cc99cc;">const auto </span><span style="color:#d3d0c8;">&req, </span><span style="color:#cc99cc;">auto </span><span style="color:#d3d0c8;">&res) {
|
||||
</span><span style="color:#d3d0c8;"> </span><span style="color:#cc99cc;">auto</span><span style="color:#d3d0c8;"> f = req.</span><span style="color:#f2777a;">form</span><span style="color:#d3d0c8;">.</span><span style="color:#6699cc;">get_file</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">file</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;"> </span><span style="color:#cc99cc;">auto</span><span style="color:#d3d0c8;"> content = f.</span><span style="color:#f2777a;">filename </span><span style="color:#d3d0c8;">+ "</span><span style="color:#99cc99;"> (</span><span style="color:#d3d0c8;">" + </span><span style="color:#6699cc;">std::to_string</span><span style="color:#d3d0c8;">(f.</span><span style="color:#f2777a;">content</span><span style="color:#d3d0c8;">.</span><span style="color:#6699cc;">size</span><span style="color:#d3d0c8;">()) + "</span><span style="color:#99cc99;"> bytes)</span><span style="color:#d3d0c8;">";
|
||||
</span><span style="color:#d3d0c8;"> res.</span><span style="color:#6699cc;">set_content</span><span style="color:#d3d0c8;">(content, "</span><span style="color:#99cc99;">text/plain</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;">});
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2b303b;">
|
||||
<span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Post</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">/upload</span><span style="color:#c0c5ce;">", [](</span><span style="color:#b48ead;">const auto </span><span style="color:#c0c5ce;">&req, </span><span style="color:#b48ead;">auto </span><span style="color:#c0c5ce;">&res) {
|
||||
</span><span style="color:#c0c5ce;"> </span><span style="color:#b48ead;">auto</span><span style="color:#c0c5ce;"> f = req.</span><span style="color:#bf616a;">form</span><span style="color:#c0c5ce;">.</span><span style="color:#8fa1b3;">get_file</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">file</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;"> </span><span style="color:#b48ead;">auto</span><span style="color:#c0c5ce;"> content = f.</span><span style="color:#bf616a;">filename </span><span style="color:#c0c5ce;">+ "</span><span style="color:#a3be8c;"> (</span><span style="color:#c0c5ce;">" + </span><span style="color:#8fa1b3;">std::to_string</span><span style="color:#c0c5ce;">(f.</span><span style="color:#bf616a;">content</span><span style="color:#c0c5ce;">.</span><span style="color:#8fa1b3;">size</span><span style="color:#c0c5ce;">()) + "</span><span style="color:#a3be8c;"> bytes)</span><span style="color:#c0c5ce;">";
|
||||
</span><span style="color:#c0c5ce;"> res.</span><span style="color:#8fa1b3;">set_content</span><span style="color:#c0c5ce;">(content, "</span><span style="color:#a3be8c;">text/plain</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;">});
|
||||
</span></pre>
|
||||
</div><div data-code-theme="light"><pre style="background-color:#ffffff;">
|
||||
<span style="color:#323232;">svr.Post(</span><span style="color:#183691;">"/upload"</span><span style="color:#323232;">, [](</span><span style="font-weight:bold;color:#a71d5d;">const auto &</span><span style="color:#323232;">req, </span><span style="font-weight:bold;color:#a71d5d;">auto &</span><span style="color:#323232;">res) {
|
||||
@@ -247,11 +249,11 @@
|
||||
<p><code>f.filename</code> でファイル名、<code>f.content</code> でファイルの中身にアクセスできます。</p>
|
||||
<h2>パスパラメーター</h2>
|
||||
<p>URLの一部を変数として受け取りたいことがあります。たとえば <code>/users/42</code> の <code>42</code> を取得したい場合です。<code>:param</code> 記法を使うと、URLの一部をキャプチャできます。</p>
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2d2d2d;">
|
||||
<span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Get</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">/users/:id</span><span style="color:#d3d0c8;">", [](</span><span style="color:#cc99cc;">const auto </span><span style="color:#d3d0c8;">&req, </span><span style="color:#cc99cc;">auto </span><span style="color:#d3d0c8;">&res) {
|
||||
</span><span style="color:#d3d0c8;"> </span><span style="color:#cc99cc;">auto</span><span style="color:#d3d0c8;"> id = req.</span><span style="color:#f2777a;">path_params</span><span style="color:#d3d0c8;">.</span><span style="color:#6699cc;">at</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">id</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;"> res.</span><span style="color:#6699cc;">set_content</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">User ID: </span><span style="color:#d3d0c8;">" + id, "</span><span style="color:#99cc99;">text/plain</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;">});
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2b303b;">
|
||||
<span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Get</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">/users/:id</span><span style="color:#c0c5ce;">", [](</span><span style="color:#b48ead;">const auto </span><span style="color:#c0c5ce;">&req, </span><span style="color:#b48ead;">auto </span><span style="color:#c0c5ce;">&res) {
|
||||
</span><span style="color:#c0c5ce;"> </span><span style="color:#b48ead;">auto</span><span style="color:#c0c5ce;"> id = req.</span><span style="color:#bf616a;">path_params</span><span style="color:#c0c5ce;">.</span><span style="color:#8fa1b3;">at</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">id</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;"> res.</span><span style="color:#8fa1b3;">set_content</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">User ID: </span><span style="color:#c0c5ce;">" + id, "</span><span style="color:#a3be8c;">text/plain</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;">});
|
||||
</span></pre>
|
||||
</div><div data-code-theme="light"><pre style="background-color:#ffffff;">
|
||||
<span style="color:#323232;">svr.Get(</span><span style="color:#183691;">"/users/:id"</span><span style="color:#323232;">, [](</span><span style="font-weight:bold;color:#a71d5d;">const auto &</span><span style="color:#323232;">req, </span><span style="font-weight:bold;color:#a71d5d;">auto &</span><span style="color:#323232;">res) {
|
||||
@@ -262,12 +264,12 @@
|
||||
</div></div>
|
||||
<p><code>/users/42</code> にアクセスすると、<code>req.path_params.at("id")</code> は <code>"42"</code> を返します。<code>/users/100</code> なら <code>"100"</code> です。</p>
|
||||
<p>複数のパスパラメーターも使えます。</p>
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2d2d2d;">
|
||||
<span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Get</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">/users/:user_id/posts/:post_id</span><span style="color:#d3d0c8;">", [](</span><span style="color:#cc99cc;">const auto </span><span style="color:#d3d0c8;">&req, </span><span style="color:#cc99cc;">auto </span><span style="color:#d3d0c8;">&res) {
|
||||
</span><span style="color:#d3d0c8;"> </span><span style="color:#cc99cc;">auto</span><span style="color:#d3d0c8;"> user_id = req.</span><span style="color:#f2777a;">path_params</span><span style="color:#d3d0c8;">.</span><span style="color:#6699cc;">at</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">user_id</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;"> </span><span style="color:#cc99cc;">auto</span><span style="color:#d3d0c8;"> post_id = req.</span><span style="color:#f2777a;">path_params</span><span style="color:#d3d0c8;">.</span><span style="color:#6699cc;">at</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">post_id</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;"> res.</span><span style="color:#6699cc;">set_content</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">User: </span><span style="color:#d3d0c8;">" + user_id + "</span><span style="color:#99cc99;">, Post: </span><span style="color:#d3d0c8;">" + post_id, "</span><span style="color:#99cc99;">text/plain</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;">});
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2b303b;">
|
||||
<span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Get</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">/users/:user_id/posts/:post_id</span><span style="color:#c0c5ce;">", [](</span><span style="color:#b48ead;">const auto </span><span style="color:#c0c5ce;">&req, </span><span style="color:#b48ead;">auto </span><span style="color:#c0c5ce;">&res) {
|
||||
</span><span style="color:#c0c5ce;"> </span><span style="color:#b48ead;">auto</span><span style="color:#c0c5ce;"> user_id = req.</span><span style="color:#bf616a;">path_params</span><span style="color:#c0c5ce;">.</span><span style="color:#8fa1b3;">at</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">user_id</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;"> </span><span style="color:#b48ead;">auto</span><span style="color:#c0c5ce;"> post_id = req.</span><span style="color:#bf616a;">path_params</span><span style="color:#c0c5ce;">.</span><span style="color:#8fa1b3;">at</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">post_id</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;"> res.</span><span style="color:#8fa1b3;">set_content</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">User: </span><span style="color:#c0c5ce;">" + user_id + "</span><span style="color:#a3be8c;">, Post: </span><span style="color:#c0c5ce;">" + post_id, "</span><span style="color:#a3be8c;">text/plain</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;">});
|
||||
</span></pre>
|
||||
</div><div data-code-theme="light"><pre style="background-color:#ffffff;">
|
||||
<span style="color:#323232;">svr.Get(</span><span style="color:#183691;">"/users/:user_id/posts/:post_id"</span><span style="color:#323232;">, [](</span><span style="font-weight:bold;color:#a71d5d;">const auto &</span><span style="color:#323232;">req, </span><span style="font-weight:bold;color:#a71d5d;">auto &</span><span style="color:#323232;">res) {
|
||||
@@ -279,12 +281,12 @@
|
||||
</div></div>
|
||||
<h3>正規表現パターン</h3>
|
||||
<p><code>:param</code> の代わりに正規表現をパスに書くこともできます。キャプチャグループの値は <code>req.matches</code> で取得します。型は <code>std::smatch</code> です。</p>
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2d2d2d;">
|
||||
<span style="color:#747369;">// 数字のみのIDを受け付ける
|
||||
</span><span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Get</span><span style="color:#d3d0c8;">(</span><span style="color:#cc99cc;">R</span><span style="color:#d3d0c8;">"(</span><span style="color:#99cc99;">/files/(\d+)</span><span style="color:#d3d0c8;">)", [](</span><span style="color:#cc99cc;">const auto </span><span style="color:#d3d0c8;">&req, </span><span style="color:#cc99cc;">auto </span><span style="color:#d3d0c8;">&res) {
|
||||
</span><span style="color:#d3d0c8;"> </span><span style="color:#cc99cc;">auto</span><span style="color:#d3d0c8;"> id = req.</span><span style="color:#f2777a;">matches</span><span style="color:#d3d0c8;">[</span><span style="color:#f99157;">1</span><span style="color:#d3d0c8;">]; </span><span style="color:#747369;">// 最初のキャプチャグループ
|
||||
</span><span style="color:#d3d0c8;"> res.</span><span style="color:#6699cc;">set_content</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">File ID: </span><span style="color:#d3d0c8;">" + </span><span style="color:#6699cc;">std::string</span><span style="color:#d3d0c8;">(id), "</span><span style="color:#99cc99;">text/plain</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;">});
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2b303b;">
|
||||
<span style="color:#65737e;">// 数字のみのIDを受け付ける
|
||||
</span><span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Get</span><span style="color:#c0c5ce;">(</span><span style="color:#b48ead;">R</span><span style="color:#c0c5ce;">"(</span><span style="color:#a3be8c;">/files/(\d+)</span><span style="color:#c0c5ce;">)", [](</span><span style="color:#b48ead;">const auto </span><span style="color:#c0c5ce;">&req, </span><span style="color:#b48ead;">auto </span><span style="color:#c0c5ce;">&res) {
|
||||
</span><span style="color:#c0c5ce;"> </span><span style="color:#b48ead;">auto</span><span style="color:#c0c5ce;"> id = req.</span><span style="color:#bf616a;">matches</span><span style="color:#c0c5ce;">[</span><span style="color:#d08770;">1</span><span style="color:#c0c5ce;">]; </span><span style="color:#65737e;">// 最初のキャプチャグループ
|
||||
</span><span style="color:#c0c5ce;"> res.</span><span style="color:#8fa1b3;">set_content</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">File ID: </span><span style="color:#c0c5ce;">" + </span><span style="color:#8fa1b3;">std::string</span><span style="color:#c0c5ce;">(id), "</span><span style="color:#a3be8c;">text/plain</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;">});
|
||||
</span></pre>
|
||||
</div><div data-code-theme="light"><pre style="background-color:#ffffff;">
|
||||
<span style="font-style:italic;color:#969896;">// 数字のみのIDを受け付ける
|
||||
@@ -299,10 +301,10 @@
|
||||
<p>ハンドラーの第2引数 <code>res</code> を使って、クライアントに返すレスポンスを組み立てます。</p>
|
||||
<h3>ボディとContent-Type</h3>
|
||||
<p><code>res.set_content()</code> でボディとContent-Typeを設定します。これだけでステータスコード200のレスポンスが返ります。</p>
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2d2d2d;">
|
||||
<span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Get</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">/hi</span><span style="color:#d3d0c8;">", [](</span><span style="color:#cc99cc;">const auto </span><span style="color:#d3d0c8;">&req, </span><span style="color:#cc99cc;">auto </span><span style="color:#d3d0c8;">&res) {
|
||||
</span><span style="color:#d3d0c8;"> res.</span><span style="color:#6699cc;">set_content</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">Hello!</span><span style="color:#d3d0c8;">", "</span><span style="color:#99cc99;">text/plain</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;">});
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2b303b;">
|
||||
<span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Get</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">/hi</span><span style="color:#c0c5ce;">", [](</span><span style="color:#b48ead;">const auto </span><span style="color:#c0c5ce;">&req, </span><span style="color:#b48ead;">auto </span><span style="color:#c0c5ce;">&res) {
|
||||
</span><span style="color:#c0c5ce;"> res.</span><span style="color:#8fa1b3;">set_content</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">Hello!</span><span style="color:#c0c5ce;">", "</span><span style="color:#a3be8c;">text/plain</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;">});
|
||||
</span></pre>
|
||||
</div><div data-code-theme="light"><pre style="background-color:#ffffff;">
|
||||
<span style="color:#323232;">svr.Get(</span><span style="color:#183691;">"/hi"</span><span style="color:#323232;">, [](</span><span style="font-weight:bold;color:#a71d5d;">const auto &</span><span style="color:#323232;">req, </span><span style="font-weight:bold;color:#a71d5d;">auto &</span><span style="color:#323232;">res) {
|
||||
@@ -312,11 +314,11 @@
|
||||
</div></div>
|
||||
<h3>ステータスコード</h3>
|
||||
<p>ステータスコードを変えたいときは、<code>res.status</code> に代入します。</p>
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2d2d2d;">
|
||||
<span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Get</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">/not-found</span><span style="color:#d3d0c8;">", [](</span><span style="color:#cc99cc;">const auto </span><span style="color:#d3d0c8;">&req, </span><span style="color:#cc99cc;">auto </span><span style="color:#d3d0c8;">&res) {
|
||||
</span><span style="color:#d3d0c8;"> res.</span><span style="color:#f2777a;">status </span><span style="color:#d3d0c8;">= </span><span style="color:#f99157;">404</span><span style="color:#d3d0c8;">;
|
||||
</span><span style="color:#d3d0c8;"> res.</span><span style="color:#6699cc;">set_content</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">Not found</span><span style="color:#d3d0c8;">", "</span><span style="color:#99cc99;">text/plain</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;">});
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2b303b;">
|
||||
<span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Get</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">/not-found</span><span style="color:#c0c5ce;">", [](</span><span style="color:#b48ead;">const auto </span><span style="color:#c0c5ce;">&req, </span><span style="color:#b48ead;">auto </span><span style="color:#c0c5ce;">&res) {
|
||||
</span><span style="color:#c0c5ce;"> res.</span><span style="color:#bf616a;">status </span><span style="color:#c0c5ce;">= </span><span style="color:#d08770;">404</span><span style="color:#c0c5ce;">;
|
||||
</span><span style="color:#c0c5ce;"> res.</span><span style="color:#8fa1b3;">set_content</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">Not found</span><span style="color:#c0c5ce;">", "</span><span style="color:#a3be8c;">text/plain</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;">});
|
||||
</span></pre>
|
||||
</div><div data-code-theme="light"><pre style="background-color:#ffffff;">
|
||||
<span style="color:#323232;">svr.Get(</span><span style="color:#183691;">"/not-found"</span><span style="color:#323232;">, [](</span><span style="font-weight:bold;color:#a71d5d;">const auto &</span><span style="color:#323232;">req, </span><span style="font-weight:bold;color:#a71d5d;">auto &</span><span style="color:#323232;">res) {
|
||||
@@ -327,11 +329,11 @@
|
||||
</div></div>
|
||||
<h3>レスポンスヘッダー</h3>
|
||||
<p><code>res.set_header()</code> でレスポンスヘッダーを追加できます。</p>
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2d2d2d;">
|
||||
<span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Get</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">/with-header</span><span style="color:#d3d0c8;">", [](</span><span style="color:#cc99cc;">const auto </span><span style="color:#d3d0c8;">&req, </span><span style="color:#cc99cc;">auto </span><span style="color:#d3d0c8;">&res) {
|
||||
</span><span style="color:#d3d0c8;"> res.</span><span style="color:#6699cc;">set_header</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">X-Custom</span><span style="color:#d3d0c8;">", "</span><span style="color:#99cc99;">my-value</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;"> res.</span><span style="color:#6699cc;">set_content</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">Hello!</span><span style="color:#d3d0c8;">", "</span><span style="color:#99cc99;">text/plain</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;">});
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2b303b;">
|
||||
<span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Get</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">/with-header</span><span style="color:#c0c5ce;">", [](</span><span style="color:#b48ead;">const auto </span><span style="color:#c0c5ce;">&req, </span><span style="color:#b48ead;">auto </span><span style="color:#c0c5ce;">&res) {
|
||||
</span><span style="color:#c0c5ce;"> res.</span><span style="color:#8fa1b3;">set_header</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">X-Custom</span><span style="color:#c0c5ce;">", "</span><span style="color:#a3be8c;">my-value</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;"> res.</span><span style="color:#8fa1b3;">set_content</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">Hello!</span><span style="color:#c0c5ce;">", "</span><span style="color:#a3be8c;">text/plain</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;">});
|
||||
</span></pre>
|
||||
</div><div data-code-theme="light"><pre style="background-color:#ffffff;">
|
||||
<span style="color:#323232;">svr.Get(</span><span style="color:#183691;">"/with-header"</span><span style="color:#323232;">, [](</span><span style="font-weight:bold;color:#a71d5d;">const auto &</span><span style="color:#323232;">req, </span><span style="font-weight:bold;color:#a71d5d;">auto &</span><span style="color:#323232;">res) {
|
||||
@@ -343,10 +345,10 @@
|
||||
<h2>前章のサーバーを読み解く</h2>
|
||||
<p>ここまでの知識を使って、前章で用意したテスト用サーバーを改めて見てみましょう。</p>
|
||||
<h3>GET /hi</h3>
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2d2d2d;">
|
||||
<span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Get</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">/hi</span><span style="color:#d3d0c8;">", [](</span><span style="color:#cc99cc;">const auto </span><span style="color:#d3d0c8;">&, </span><span style="color:#cc99cc;">auto </span><span style="color:#d3d0c8;">&res) {
|
||||
</span><span style="color:#d3d0c8;"> res.</span><span style="color:#6699cc;">set_content</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">Hello!</span><span style="color:#d3d0c8;">", "</span><span style="color:#99cc99;">text/plain</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;">});
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2b303b;">
|
||||
<span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Get</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">/hi</span><span style="color:#c0c5ce;">", [](</span><span style="color:#b48ead;">const auto </span><span style="color:#c0c5ce;">&, </span><span style="color:#b48ead;">auto </span><span style="color:#c0c5ce;">&res) {
|
||||
</span><span style="color:#c0c5ce;"> res.</span><span style="color:#8fa1b3;">set_content</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">Hello!</span><span style="color:#c0c5ce;">", "</span><span style="color:#a3be8c;">text/plain</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;">});
|
||||
</span></pre>
|
||||
</div><div data-code-theme="light"><pre style="background-color:#ffffff;">
|
||||
<span style="color:#323232;">svr.Get(</span><span style="color:#183691;">"/hi"</span><span style="color:#323232;">, [](</span><span style="font-weight:bold;color:#a71d5d;">const auto &</span><span style="color:#323232;">, </span><span style="font-weight:bold;color:#a71d5d;">auto &</span><span style="color:#323232;">res) {
|
||||
@@ -356,11 +358,11 @@
|
||||
</div></div>
|
||||
<p>最もシンプルなハンドラーです。リクエストの情報は使わないので、<code>req</code> の変数名を省略しています。<code>"Hello!"</code> というテキストをそのまま返します。</p>
|
||||
<h3>GET /search</h3>
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2d2d2d;">
|
||||
<span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Get</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">/search</span><span style="color:#d3d0c8;">", [](</span><span style="color:#cc99cc;">const auto </span><span style="color:#d3d0c8;">&req, </span><span style="color:#cc99cc;">auto </span><span style="color:#d3d0c8;">&res) {
|
||||
</span><span style="color:#d3d0c8;"> </span><span style="color:#cc99cc;">auto</span><span style="color:#d3d0c8;"> q = req.</span><span style="color:#6699cc;">get_param_value</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">q</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;"> res.</span><span style="color:#6699cc;">set_content</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">Query: </span><span style="color:#d3d0c8;">" + q, "</span><span style="color:#99cc99;">text/plain</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;">});
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2b303b;">
|
||||
<span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Get</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">/search</span><span style="color:#c0c5ce;">", [](</span><span style="color:#b48ead;">const auto </span><span style="color:#c0c5ce;">&req, </span><span style="color:#b48ead;">auto </span><span style="color:#c0c5ce;">&res) {
|
||||
</span><span style="color:#c0c5ce;"> </span><span style="color:#b48ead;">auto</span><span style="color:#c0c5ce;"> q = req.</span><span style="color:#8fa1b3;">get_param_value</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">q</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;"> res.</span><span style="color:#8fa1b3;">set_content</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">Query: </span><span style="color:#c0c5ce;">" + q, "</span><span style="color:#a3be8c;">text/plain</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;">});
|
||||
</span></pre>
|
||||
</div><div data-code-theme="light"><pre style="background-color:#ffffff;">
|
||||
<span style="color:#323232;">svr.Get(</span><span style="color:#183691;">"/search"</span><span style="color:#323232;">, [](</span><span style="font-weight:bold;color:#a71d5d;">const auto &</span><span style="color:#323232;">req, </span><span style="font-weight:bold;color:#a71d5d;">auto &</span><span style="color:#323232;">res) {
|
||||
@@ -371,10 +373,10 @@
|
||||
</div></div>
|
||||
<p><code>req.get_param_value("q")</code> でクエリパラメーター <code>q</code> の値を取り出します。<code>/search?q=cpp-httplib</code> なら、レスポンスは <code>"Query: cpp-httplib"</code> になります。</p>
|
||||
<h3>POST /post</h3>
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2d2d2d;">
|
||||
<span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Post</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">/post</span><span style="color:#d3d0c8;">", [](</span><span style="color:#cc99cc;">const auto </span><span style="color:#d3d0c8;">&req, </span><span style="color:#cc99cc;">auto </span><span style="color:#d3d0c8;">&res) {
|
||||
</span><span style="color:#d3d0c8;"> res.</span><span style="color:#6699cc;">set_content</span><span style="color:#d3d0c8;">(req.</span><span style="color:#f2777a;">body</span><span style="color:#d3d0c8;">, "</span><span style="color:#99cc99;">text/plain</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;">});
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2b303b;">
|
||||
<span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Post</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">/post</span><span style="color:#c0c5ce;">", [](</span><span style="color:#b48ead;">const auto </span><span style="color:#c0c5ce;">&req, </span><span style="color:#b48ead;">auto </span><span style="color:#c0c5ce;">&res) {
|
||||
</span><span style="color:#c0c5ce;"> res.</span><span style="color:#8fa1b3;">set_content</span><span style="color:#c0c5ce;">(req.</span><span style="color:#bf616a;">body</span><span style="color:#c0c5ce;">, "</span><span style="color:#a3be8c;">text/plain</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;">});
|
||||
</span></pre>
|
||||
</div><div data-code-theme="light"><pre style="background-color:#ffffff;">
|
||||
<span style="color:#323232;">svr.Post(</span><span style="color:#183691;">"/post"</span><span style="color:#323232;">, [](</span><span style="font-weight:bold;color:#a71d5d;">const auto &</span><span style="color:#323232;">req, </span><span style="font-weight:bold;color:#a71d5d;">auto &</span><span style="color:#323232;">res) {
|
||||
@@ -384,14 +386,14 @@
|
||||
</div></div>
|
||||
<p>クライアントが送ったリクエストボディを、そのままレスポンスとして返すエコーサーバーです。<code>req.body</code> にボディが丸ごと入っています。</p>
|
||||
<h3>POST /submit</h3>
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2d2d2d;">
|
||||
<span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Post</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">/submit</span><span style="color:#d3d0c8;">", [](</span><span style="color:#cc99cc;">const auto </span><span style="color:#d3d0c8;">&req, </span><span style="color:#cc99cc;">auto </span><span style="color:#d3d0c8;">&res) {
|
||||
</span><span style="color:#d3d0c8;"> std::string result;
|
||||
</span><span style="color:#d3d0c8;"> </span><span style="color:#cc99cc;">for </span><span style="color:#d3d0c8;">(</span><span style="color:#cc99cc;">auto </span><span style="color:#d3d0c8;">&[key, val] : req.</span><span style="color:#f2777a;">params</span><span style="color:#d3d0c8;">) {
|
||||
</span><span style="color:#d3d0c8;"> result += key + "</span><span style="color:#99cc99;"> = </span><span style="color:#d3d0c8;">" + val + "</span><span style="color:#66cccc;">\n</span><span style="color:#d3d0c8;">";
|
||||
</span><span style="color:#d3d0c8;"> }
|
||||
</span><span style="color:#d3d0c8;"> res.</span><span style="color:#6699cc;">set_content</span><span style="color:#d3d0c8;">(result, "</span><span style="color:#99cc99;">text/plain</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;">});
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2b303b;">
|
||||
<span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Post</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">/submit</span><span style="color:#c0c5ce;">", [](</span><span style="color:#b48ead;">const auto </span><span style="color:#c0c5ce;">&req, </span><span style="color:#b48ead;">auto </span><span style="color:#c0c5ce;">&res) {
|
||||
</span><span style="color:#c0c5ce;"> std::string result;
|
||||
</span><span style="color:#c0c5ce;"> </span><span style="color:#b48ead;">for </span><span style="color:#c0c5ce;">(</span><span style="color:#b48ead;">auto </span><span style="color:#c0c5ce;">&[key, val] : req.</span><span style="color:#bf616a;">params</span><span style="color:#c0c5ce;">) {
|
||||
</span><span style="color:#c0c5ce;"> result += key + "</span><span style="color:#a3be8c;"> = </span><span style="color:#c0c5ce;">" + val + "</span><span style="color:#96b5b4;">\n</span><span style="color:#c0c5ce;">";
|
||||
</span><span style="color:#c0c5ce;"> }
|
||||
</span><span style="color:#c0c5ce;"> res.</span><span style="color:#8fa1b3;">set_content</span><span style="color:#c0c5ce;">(result, "</span><span style="color:#a3be8c;">text/plain</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;">});
|
||||
</span></pre>
|
||||
</div><div data-code-theme="light"><pre style="background-color:#ffffff;">
|
||||
<span style="color:#323232;">svr.Post(</span><span style="color:#183691;">"/submit"</span><span style="color:#323232;">, [](</span><span style="font-weight:bold;color:#a71d5d;">const auto &</span><span style="color:#323232;">req, </span><span style="font-weight:bold;color:#a71d5d;">auto &</span><span style="color:#323232;">res) {
|
||||
@@ -405,12 +407,12 @@
|
||||
</div></div>
|
||||
<p>フォームデータとして送られたキーと値のペアを、<code>req.params</code> でループ処理しています。構造化束縛 <code>auto &[key, val]</code> を使って、各ペアを取り出しています。</p>
|
||||
<h3>POST /upload</h3>
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2d2d2d;">
|
||||
<span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Post</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">/upload</span><span style="color:#d3d0c8;">", [](</span><span style="color:#cc99cc;">const auto </span><span style="color:#d3d0c8;">&req, </span><span style="color:#cc99cc;">auto </span><span style="color:#d3d0c8;">&res) {
|
||||
</span><span style="color:#d3d0c8;"> </span><span style="color:#cc99cc;">auto</span><span style="color:#d3d0c8;"> f = req.</span><span style="color:#f2777a;">form</span><span style="color:#d3d0c8;">.</span><span style="color:#6699cc;">get_file</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">file</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;"> </span><span style="color:#cc99cc;">auto</span><span style="color:#d3d0c8;"> content = f.</span><span style="color:#f2777a;">filename </span><span style="color:#d3d0c8;">+ "</span><span style="color:#99cc99;"> (</span><span style="color:#d3d0c8;">" + </span><span style="color:#6699cc;">std::to_string</span><span style="color:#d3d0c8;">(f.</span><span style="color:#f2777a;">content</span><span style="color:#d3d0c8;">.</span><span style="color:#6699cc;">size</span><span style="color:#d3d0c8;">()) + "</span><span style="color:#99cc99;"> bytes)</span><span style="color:#d3d0c8;">";
|
||||
</span><span style="color:#d3d0c8;"> res.</span><span style="color:#6699cc;">set_content</span><span style="color:#d3d0c8;">(content, "</span><span style="color:#99cc99;">text/plain</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;">});
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2b303b;">
|
||||
<span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Post</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">/upload</span><span style="color:#c0c5ce;">", [](</span><span style="color:#b48ead;">const auto </span><span style="color:#c0c5ce;">&req, </span><span style="color:#b48ead;">auto </span><span style="color:#c0c5ce;">&res) {
|
||||
</span><span style="color:#c0c5ce;"> </span><span style="color:#b48ead;">auto</span><span style="color:#c0c5ce;"> f = req.</span><span style="color:#bf616a;">form</span><span style="color:#c0c5ce;">.</span><span style="color:#8fa1b3;">get_file</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">file</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;"> </span><span style="color:#b48ead;">auto</span><span style="color:#c0c5ce;"> content = f.</span><span style="color:#bf616a;">filename </span><span style="color:#c0c5ce;">+ "</span><span style="color:#a3be8c;"> (</span><span style="color:#c0c5ce;">" + </span><span style="color:#8fa1b3;">std::to_string</span><span style="color:#c0c5ce;">(f.</span><span style="color:#bf616a;">content</span><span style="color:#c0c5ce;">.</span><span style="color:#8fa1b3;">size</span><span style="color:#c0c5ce;">()) + "</span><span style="color:#a3be8c;"> bytes)</span><span style="color:#c0c5ce;">";
|
||||
</span><span style="color:#c0c5ce;"> res.</span><span style="color:#8fa1b3;">set_content</span><span style="color:#c0c5ce;">(content, "</span><span style="color:#a3be8c;">text/plain</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;">});
|
||||
</span></pre>
|
||||
</div><div data-code-theme="light"><pre style="background-color:#ffffff;">
|
||||
<span style="color:#323232;">svr.Post(</span><span style="color:#183691;">"/upload"</span><span style="color:#323232;">, [](</span><span style="font-weight:bold;color:#a71d5d;">const auto &</span><span style="color:#323232;">req, </span><span style="font-weight:bold;color:#a71d5d;">auto &</span><span style="color:#323232;">res) {
|
||||
@@ -422,11 +424,11 @@
|
||||
</div></div>
|
||||
<p>マルチパートフォームで送られたファイルを受け取ります。<code>req.form.get_file("file")</code> で <code>"file"</code> という名前のフィールドを取得し、<code>f.filename</code> と <code>f.content.size()</code> でファイル名とサイズを返しています。</p>
|
||||
<h3>GET /users/:id</h3>
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2d2d2d;">
|
||||
<span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Get</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">/users/:id</span><span style="color:#d3d0c8;">", [](</span><span style="color:#cc99cc;">const auto </span><span style="color:#d3d0c8;">&req, </span><span style="color:#cc99cc;">auto </span><span style="color:#d3d0c8;">&res) {
|
||||
</span><span style="color:#d3d0c8;"> </span><span style="color:#cc99cc;">auto</span><span style="color:#d3d0c8;"> id = req.</span><span style="color:#f2777a;">path_params</span><span style="color:#d3d0c8;">.</span><span style="color:#6699cc;">at</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">id</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;"> res.</span><span style="color:#6699cc;">set_content</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">User ID: </span><span style="color:#d3d0c8;">" + id, "</span><span style="color:#99cc99;">text/plain</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;">});
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2b303b;">
|
||||
<span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Get</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">/users/:id</span><span style="color:#c0c5ce;">", [](</span><span style="color:#b48ead;">const auto </span><span style="color:#c0c5ce;">&req, </span><span style="color:#b48ead;">auto </span><span style="color:#c0c5ce;">&res) {
|
||||
</span><span style="color:#c0c5ce;"> </span><span style="color:#b48ead;">auto</span><span style="color:#c0c5ce;"> id = req.</span><span style="color:#bf616a;">path_params</span><span style="color:#c0c5ce;">.</span><span style="color:#8fa1b3;">at</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">id</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;"> res.</span><span style="color:#8fa1b3;">set_content</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">User ID: </span><span style="color:#c0c5ce;">" + id, "</span><span style="color:#a3be8c;">text/plain</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;">});
|
||||
</span></pre>
|
||||
</div><div data-code-theme="light"><pre style="background-color:#ffffff;">
|
||||
<span style="color:#323232;">svr.Get(</span><span style="color:#183691;">"/users/:id"</span><span style="color:#323232;">, [](</span><span style="font-weight:bold;color:#a71d5d;">const auto &</span><span style="color:#323232;">req, </span><span style="font-weight:bold;color:#a71d5d;">auto &</span><span style="color:#323232;">res) {
|
||||
@@ -437,11 +439,11 @@
|
||||
</div></div>
|
||||
<p><code>:id</code> の部分がパスパラメーターです。<code>req.path_params.at("id")</code> で値を取り出しています。<code>/users/42</code> なら <code>"42"</code>、<code>/users/alice</code> なら <code>"alice"</code> が得られます。</p>
|
||||
<h3>GET /files/(\d+)</h3>
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2d2d2d;">
|
||||
<span style="color:#d3d0c8;">svr.</span><span style="color:#6699cc;">Get</span><span style="color:#d3d0c8;">(</span><span style="color:#cc99cc;">R</span><span style="color:#d3d0c8;">"(</span><span style="color:#99cc99;">/files/(\d+)</span><span style="color:#d3d0c8;">)", [](</span><span style="color:#cc99cc;">const auto </span><span style="color:#d3d0c8;">&req, </span><span style="color:#cc99cc;">auto </span><span style="color:#d3d0c8;">&res) {
|
||||
</span><span style="color:#d3d0c8;"> </span><span style="color:#cc99cc;">auto</span><span style="color:#d3d0c8;"> id = req.</span><span style="color:#f2777a;">matches</span><span style="color:#d3d0c8;">[</span><span style="color:#f99157;">1</span><span style="color:#d3d0c8;">];
|
||||
</span><span style="color:#d3d0c8;"> res.</span><span style="color:#6699cc;">set_content</span><span style="color:#d3d0c8;">("</span><span style="color:#99cc99;">File ID: </span><span style="color:#d3d0c8;">" + </span><span style="color:#6699cc;">std::string</span><span style="color:#d3d0c8;">(id), "</span><span style="color:#99cc99;">text/plain</span><span style="color:#d3d0c8;">");
|
||||
</span><span style="color:#d3d0c8;">});
|
||||
<div class="code-block-wrapper"><div data-code-theme="dark"><pre style="background-color:#2b303b;">
|
||||
<span style="color:#c0c5ce;">svr.</span><span style="color:#8fa1b3;">Get</span><span style="color:#c0c5ce;">(</span><span style="color:#b48ead;">R</span><span style="color:#c0c5ce;">"(</span><span style="color:#a3be8c;">/files/(\d+)</span><span style="color:#c0c5ce;">)", [](</span><span style="color:#b48ead;">const auto </span><span style="color:#c0c5ce;">&req, </span><span style="color:#b48ead;">auto </span><span style="color:#c0c5ce;">&res) {
|
||||
</span><span style="color:#c0c5ce;"> </span><span style="color:#b48ead;">auto</span><span style="color:#c0c5ce;"> id = req.</span><span style="color:#bf616a;">matches</span><span style="color:#c0c5ce;">[</span><span style="color:#d08770;">1</span><span style="color:#c0c5ce;">];
|
||||
</span><span style="color:#c0c5ce;"> res.</span><span style="color:#8fa1b3;">set_content</span><span style="color:#c0c5ce;">("</span><span style="color:#a3be8c;">File ID: </span><span style="color:#c0c5ce;">" + </span><span style="color:#8fa1b3;">std::string</span><span style="color:#c0c5ce;">(id), "</span><span style="color:#a3be8c;">text/plain</span><span style="color:#c0c5ce;">");
|
||||
</span><span style="color:#c0c5ce;">});
|
||||
</span></pre>
|
||||
</div><div data-code-theme="light"><pre style="background-color:#ffffff;">
|
||||
<span style="color:#323232;">svr.Get(</span><span style="font-weight:bold;color:#a71d5d;">R</span><span style="color:#183691;">"(/files/(\d+))"</span><span style="color:#323232;">, [](</span><span style="font-weight:bold;color:#a71d5d;">const auto &</span><span style="color:#323232;">req, </span><span style="font-weight:bold;color:#a71d5d;">auto &</span><span style="color:#323232;">res) {
|
||||
@@ -462,7 +464,7 @@
|
||||
</div>
|
||||
|
||||
<footer class="footer">
|
||||
© 2026 yhirose. All rights reserved.
|
||||
© 2026 Yuji Hirose. All rights reserved.
|
||||
</footer>
|
||||
|
||||
<!-- Search modal -->
|
||||
|
||||
Reference in New Issue
Block a user