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xmlns="http://www.w3.org/2000/svg" viewBox="0 0 30 30"><g fill="none" fill-rule="evenodd"><path fill="#FFF" d="M0 15c0 8.284 6.716 15 15 15 8.285 0 15-6.716 15-15 0-8.284-6.715-15-15-15C6.716 0 0 6.716 0 15z"/><path fill="#005AF0" fill-rule="nonzero" d="M13.85 24.098h-1.14l1.128-6.823-3.49.005h-.05a.57.57 0 0 1-.568-.569c0-.135.125-.363.125-.363l6.272-10.46 1.16.005-1.156 6.834 3.508-.004h.056c.314 0 .569.254.569.568 0 .128-.05.24-.121.335L13.85 24.098zM15 0C6.716 0 0 6.716 0 15c0 8.284 6.716 15 15 15 8.285 0 15-6.716 15-15 0-8.284-6.715-15-15-15z"/></g></symbol> </defs> </svg> <header class="ap--header " [class]="'ap--header ' + (mainmenuopen ? 'mainmenuopen' : '')" i-amphtml-binding> <div class="ap-o-header"> <a class="ap-o-header-home" href="/"> <svg class="ap-o-header-home-logo"><use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#logo"/></svg> <span class="ap-o-header-home-title">AMP</span> </a> <nav class="ap-o-header-main"> <div class="ap-o-header-main-item"> <button class="ap-o-header-main-link -tw "> About <div class="ap-a-ico ap-o-header-main-link-icon"> <svg><use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#angle-down-solid"/></svg> </div> </button> <ul class="ap-o-header-flyout"> <li class="ap-o-header-flyout-primary-item"> <a class="ap-o-header-flyout-primary-item-link websites" href="/about/websites/"> <div class="ap-o-header-flyout-primary-item-link-icon websites"> <svg><use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#amp-websites"/></svg> </div> <div class="ap-o-header-flyout-primary-item-link-info ap-o-header-flyout-primary-item-link-info-websites"> <div 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exit:slideTransition.start,slideTransition.reverse" intersection-ratios="1" layout="nodisplay" class="i-amphtml-layout-nodisplay" hidden="hidden" i-amphtml-layout="nodisplay"> </amp-position-observer> <amp-animation id="slideTransition" layout="nodisplay" class="i-amphtml-layout-nodisplay" hidden="hidden" i-amphtml-layout="nodisplay"> <script type="application/json">{"duration":"150ms","fill":"both","easing":"ease-out","iterations":"1","animations":[{"selector":".label-title","keyframes":[{"transform":"scale3d(0, 1, 1)"},{"transform":"scale3d(1, 1, 1)"}]}]}</script> </amp-animation> </div> <amp-user-notification class="-fv i-amphtml-layout-nodisplay" id="format-filter-hint" layout="nodisplay" hidden="hidden" i-amphtml-layout="nodisplay"> </amp-user-notification> <div class="-fd" aria-hidden="true"> <div class="-fm"> <div class="-fg">Select your format for a more streamlined experience</div> <button class="-fy" on="tap:format-filter-hint.dismiss"> <svg><use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#close"/></svg> </button> </div> </div> <main class="ap--main -lv"> <div class="-tf"> <input class="-od ap-a-sidebar-mobile-toggle-input-sidebar" type="checkbox" name="sidebar" id="sidebar" autocomplete="off"> <input class="-om ap-a-sidebar-desktop-toggle-input-sidebar" type="checkbox" name="sidebar-desktop" id="sidebar-desktop" autocomplete="off"> <span id="ap--sidebar-content" class="-oy"></span> <section class="ap--toc"> <div class="ap-o-toc" [class]="contentmenuopen ? 'ap-o-toc contentmenuopen' : 'ap-o-toc'" i-amphtml-binding> <label class="ap-o-toc-toggle" for="toc" on="tap:AMP.setState({contentmenuopen: !contentmenuopen})" role="contentmenutrigger" tabindex="0"> <p class="ap-o-toc-hl">Table of contents</p> </label> <input class="-oh -of" type="checkbox" name="toc" id="toc" autocomplete="off"> <ul> <li> <a href="#amp-access">amp-access</a> <ul> <li> <a href="#introduction">Introduction</a> <a href="#setup">Setup</a> <a href="#controlling-visibility">Controlling visibility</a> <a href="#login">Login</a> <a href="#logout">Logout</a> </li> </ul> </li> </ul> </div> </section> <section class="-t"> <label class="-op -ol ap-a-sidebar-mobile-toggle-label-sidebar" for="sidebar" on="tap:sidebar-left.toggle" role="categoriemenutrigger" tabindex="0"> <span class="label-icon"><svg><use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#sidebar-toggle"/></svg></span> <span class="label-title">Toggle Sidebar</span> </label> <label class="-op -og ap-a-sidebar-desktop-toggle-label-sidebar" for="sidebar-desktop" role="categoriemenutrigger-desktop" tabindex="0"> <span class="label-icon"><svg><use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#sidebar-toggle"/></svg></span> <span class="label-title">Toggle Sidebar</span> </label> <ul class="ap--format-tags"> <li class="ap--format-tag ap-a-format-tag ap-a-format-tag-websites">websites</li> </ul> <nav class="-ou"> <a class="ap-m-breadcrumbs-crumb" href="/documentation/">Documentation</a> <span class="ap-m-breadcrumbs-divider"> <svg class="ap-a-ico -oa"><use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#angle-down-solid"/></svg> </span> <a class="ap-m-breadcrumbs-crumb" href="/documentation/examples/">Examples</a> </nav> <h1 class="ap--title" id="amp-access">amp-access</h1> <div class="-lm"> <a class="ap-a-btn -lg " href="https://playground.amp.dev/?url=https://preview.amp.dev/documentation/examples/components/amp-access">Open in playground</a> </div> <h2 id="introduction">Introduction</h2> <p>The <a href="/documentation/components/amp-access/">amp-access</a> component adds support for authentication and authorization, allowing you to limit access to parts of your AMP pages as well as display customized content for the logged in user. It also allows the implementation of view counting, paywalls and subscriptions. For sample <code>amp-access</code> server endpoints, see the <a href="https://github.com/ampproject/amp-publisher-sample">amp-publisher-sample</a> project.</p> <h2 id="setup">Setup</h2> <p>Import the <code>amp-access</code> component in the header.</p> <div class="ap-o-code-preview"> <div class="-ta"><pre><span></span><code><span class="p"><</span><span class="nt">script</span> <span class="na">async</span> <span class="na">custom-element</span><span class="o">=</span><span class="s">"amp-access"</span> <span class="na">src</span><span class="o">=</span><span class="s">"https://cdn.ampproject.org/v0/amp-access-0.1.js"</span><span class="p">></</span><span class="nt">script</span><span class="p">></span> </code></pre></div> </div> <p><code>amp-access</code> requires <code>amp-analytics</code> to be imported as well.</p> <div class="ap-o-code-preview"> <div class="-ta"><pre><span></span><code><span class="p"><</span><span class="nt">script</span> <span class="na">async</span> <span class="na">custom-element</span><span class="o">=</span><span class="s">"amp-analytics"</span> <span class="na">src</span><span class="o">=</span><span class="s">"https://cdn.ampproject.org/v0/amp-analytics-0.1.js"</span><span class="p">></</span><span class="nt">script</span><span class="p">></span> </code></pre></div> </div> <p>Optionally, use the <a href="/documentation/components/amp-mustache/"><code>amp-mustache</code></a> component to show text with values replaced from the authorization response</p> <div class="ap-o-code-preview"> <div class="-ta"><pre><span></span><code><span class="p"><</span><span class="nt">script</span> <span class="na">async</span> <span class="na">custom-template</span><span class="o">=</span><span class="s">"amp-mustache"</span> <span class="na">src</span><span class="o">=</span><span class="s">"https://cdn.ampproject.org/v0/amp-mustache-0.2.js"</span><span class="p">></</span><span class="nt">script</span><span class="p">></span> </code></pre></div> </div> <p>Add the configuration for the <code>authorization</code> and the <code>login</code> endpoints. We provide two login endpoints, one for sign-in and one for sign-out. It is also possible to create a fallback response that will be used if the authorization fails with the <code>authorizationFallbackResponse</code> attribute.</p> <p>The <a href="/documentation/components/amp-access/#pingback-endpoint">Pingback Endpoint</a> is called when a user views the document, which can be used to update metering information. This functionality is not used in this sample.</p> <div class="ap-o-code-preview"> <div class="-ta"><pre><span></span><code><span class="p"><</span><span class="nt">script</span> <span class="na">id</span><span class="o">=</span><span class="s">"amp-access"</span> <span class="na">type</span><span class="o">=</span><span class="s">"application/json"</span><span class="p">></span> <span class="p">{</span> <span class="s2">"authorization"</span><span class="o">:</span> <span class="s2">"/documentation/examples/api/amp-access/authorization?rid=READER_ID&url=CANONICAL_URL&ref=DOCUMENT_REFERRER&_=RANDOM"</span><span class="p">,</span> <span class="s2">"pingback"</span><span class="o">:</span> <span class="s2">"/documentation/examples/api/amp-access/pingback?rid=READER_ID&url=CANONICAL_URL&ref=DOCUMENT_REFERRER&_=RANDOM"</span><span class="p">,</span> <span class="s2">"login"</span><span class="o">:</span> <span class="p">{</span> <span class="s2">"sign-in"</span><span class="o">:</span> <span class="s2">"/documentation/examples/api/amp-access/login?rid=READER_ID&url=CANONICAL_URL"</span><span class="p">,</span> <span class="s2">"sign-out"</span><span class="o">:</span> <span class="s2">"/documentation/examples/api/amp-access/logout"</span> <span class="p">},</span> <span class="s2">"authorizationFallbackResponse"</span><span class="o">:</span> <span class="p">{</span> <span class="s2">"error"</span><span class="o">:</span> <span class="kc">true</span><span class="p">,</span> <span class="s2">"loggedIn"</span><span class="o">:</span> <span class="kc">false</span><span class="p">,</span> <span class="s2">"powerUser"</span><span class="o">:</span> <span class="kc">false</span> <span class="p">}</span> <span class="p">}</span> <span class="p"></</span><span class="nt">script</span><span class="p">></span> </code></pre></div> </div> <h2 id="controlling-visibility">Controlling visibility</h2> <p>This section is visible to all users. No special markup is needed in this case.</p> <div class="ap-o-code-preview"> <div class="ap-o-code-preview-preview"> <section> Welcome to the website! This section is visible to all. </section> </div> <div class="-ta"><pre><span></span><code><span class="p"><</span><span class="nt">section</span><span class="p">></span> Welcome to the website! This section is visible to all. <span class="p"></</span><span class="nt">section</span><span class="p">></span> </code></pre></div> </div> <p>Use the <code>amp-access</code> attribute to control the visibility of each component. The expression must evaluate to a boolean value. If it evaluates to <code>TRUE</code>, the section will be shown.</p> <p>We use the <code>loggedIn</code> property from the server's response to determine whether the user is logged in.</p> <div class="ap-o-code-preview"> <div class="ap-o-code-preview-preview"> <section amp-access="loggedIn"> This section is only visible if you're logged in. Welcome back! </section> </div> <div class="-ta"><pre><span></span><code><span class="p"><</span><span class="nt">section</span> <span class="na">amp-access</span><span class="o">=</span><span class="s">"loggedIn"</span><span class="p">></span> This section is only visible if you're logged in. Welcome back! <span class="p"></</span><span class="nt">section</span><span class="p">></span> </code></pre></div> </div> <p>The response from the server can be used to convey more information about the logged in user. In this case, we differentiate between users who have the <code>powerUser</code> property set in addition to being logged in.</p> <div class="ap-o-code-preview"> <div class="ap-o-code-preview-preview"> <section amp-access="loggedIn AND powerUser"> This section is only visible if you're logged in <em>and</em> classified as "power user". </section> </div> <div class="-ta"><pre><span></span><code><span class="p"><</span><span class="nt">section</span> <span class="na">amp-access</span><span class="o">=</span><span class="s">"loggedIn AND powerUser"</span><span class="p">></span> This section is only visible if you're logged in <span class="p"><</span><span class="nt">em</span><span class="p">></span>and<span class="p"></</span><span class="nt">em</span><span class="p">></span> classified as "power user". <span class="p"></</span><span class="nt">section</span><span class="p">></span> </code></pre></div> </div> <p>If the <code>loggedIn</code> property has the default value of false, we can assume that the user is not logged in.</p> <div class="ap-o-code-preview"> <div class="ap-o-code-preview-preview"> <section amp-access="NOT loggedIn"> This section is only visible if you're not logged in. </section> </div> <div class="-ta"><pre><span></span><code><span class="p"><</span><span class="nt">section</span> <span class="na">amp-access</span><span class="o">=</span><span class="s">"NOT loggedIn"</span><span class="p">></span> This section is only visible if you're not logged in. <span class="p"></</span><span class="nt">section</span><span class="p">></span> </code></pre></div> </div> <p>Combine <code>amp-access</code> and <code>amp-mustache</code> to show information returned from the authorization request. In this case we show the email returned in the authentification response.</p> <div class="ap-o-code-preview"> <div class="ap-o-code-preview-preview"> <section amp-access="loggedIn"> <template amp-access-template type="amp-mustache"> <h3>Hello {{email}}!</h3> {{#powerUser}} <p>You are a power user.</p> {{/powerUser}} </template> </section> </div> <div class="-ta"><pre><span></span><code><span class="p"><</span><span class="nt">section</span> <span class="na">amp-access</span><span class="o">=</span><span class="s">"loggedIn"</span><span class="p">></span> <span class="p"><</span><span class="nt">template</span> <span class="na">amp-access-template</span> <span class="na">type</span><span class="o">=</span><span class="s">"amp-mustache"</span><span class="p">></span> <span class="p"><</span><span class="nt">h3</span><span class="p">></span>Hello {{email}}!<span class="p"></</span><span class="nt">h3</span><span class="p">></span> {{#powerUser}} <span class="p"><</span><span class="nt">p</span><span class="p">></span>You are a power user.<span class="p"></</span><span class="nt">p</span><span class="p">></span> {{/powerUser}} <span class="p"></</span><span class="nt">template</span><span class="p">></span> <span class="p"></</span><span class="nt">section</span><span class="p">></span> </code></pre></div> </div> <h2 id="login">Login</h2> <p>Use <code>on="tap:amp-access.login-sign-in"</code> to open the login dialog when the element is clicked. This simply opens a popup window that takes the user to the URL defined inside the configuration at the top. <code>amp-access-hide</code> will default the component to be hidden and enabled later if the <code>amp-access</code> expression is evaluated to <code>TRUE</code></p> <div class="ap-o-code-preview"> <div class="ap-o-code-preview-preview"> <button amp-access="NOT loggedIn" amp-access-hide on="tap:amp-access.login-sign-in"> Login </button> </div> <div class="-ta"><pre><span></span><code><span class="p"><</span><span class="nt">button</span> <span class="na">amp-access</span><span class="o">=</span><span class="s">"NOT loggedIn"</span> <span class="na">amp-access-hide</span> <span class="na">on</span><span class="o">=</span><span class="s">"tap:amp-access.login-sign-in"</span><span class="p">></span> Login <span class="p"></</span><span class="nt">button</span><span class="p">></span> </code></pre></div> </div> <h2 id="logout">Logout</h2> <p>The logout link should only be shown for logged in subscribers. We use a trick here: the logout is a login action that directly redirects back to the original URL. This has the advantage that the page updates without being reloaded.</p> <div class="ap-o-code-preview"> <div class="ap-o-code-preview-preview"> <button amp-access="loggedIn" amp-access-hide on="tap:amp-access.login-sign-out"> Logout </button> </div> <div class="-ta"><pre><span></span><code><span class="p"><</span><span class="nt">button</span> <span class="na">amp-access</span><span class="o">=</span><span class="s">"loggedIn"</span> <span class="na">amp-access-hide</span> <span class="na">on</span><span class="o">=</span><span class="s">"tap:amp-access.login-sign-out"</span><span class="p">></span> Logout <span class="p"></</span><span class="nt">button</span><span class="p">></span> </code></pre></div> </div> <p>Check out the <a href="https://rocky-sierra-1919.herokuapp.com/">official amp-access sample</a> for demos of first-click-free and view counting.</p> </section> <section class="ap--help"> <div class="-ff"> <span class="-fl">Need further explanation?</span> <p class="-fh">If the explanations on this page don't cover all of your questions feel free to reach out to other AMP users to discuss your exact use case.</p> <a href="https://stackoverflow.com/questions/tagged/amp-html" rel="noopener" class="-n"> <svg class="ap-a-ico -i"><use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#external"/></svg> <span class="-r">Go to Stack Overflow</span> </a> <div class="-fp"></div> <span class="-fl">An unexplained feature?</span> <p class="-fh">The AMP project strongly encourages your participation and contributions! We hope you'll become an ongoing participant in our open source community but we also welcome one-off contributions for the issues you're particularly passionate about.</p> <a href="https://github.com/ampproject/docs/blob/future/examples/source/1.components/amp-access.html" rel="noopener" class="-n link-preview-1"> <svg class="ap-a-ico -i"><use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#external"/></svg> <span class="-r">Edit sample on GitHub</span> </a> <div class="-fp"></div> </div> </section> <section class="-t"> <hr> <ul class="ap-o-mini-card-list"> <li class="ap-o-mini-card-list-item"> <div class="ap-m-mini-card"> <amp-img alt="Author avatar" src="https://github.com/andreban.png?size=38" width="38" height="38" class="large i-amphtml-layout-responsive i-amphtml-layout-size-defined" style="max-width: 38px" layout="responsive" i-amphtml-layout="responsive"><i-amphtml-sizer slot="i-amphtml-svc" style="display:block;padding-top:100%"></i-amphtml-sizer> </amp-img> <span> <strong>Written by <a href="https://github.com/andreban" rel="nofollow" target="_blank"> @andreban </a> </strong> </span> </div></li> </ul> </section> </div> </main> <amp-sidebar id="sidebar-left" class="ap--ampsidebar i-amphtml-layout-nodisplay" layout="nodisplay" side="left" hidden="hidden" i-amphtml-layout="nodisplay"> <nav class="ap--ampsidebar-toolbar" toolbar="(min-width: 768px)" toolbar-target="ap--sidebar-content"> <ul> <div class="ap-m-format-toggle"> <button class="ap-m-format-toggle-selected ap-m-format-toggle-link-websites"> <span class="ap-a-ico"> <svg><use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#amp-websites"/></svg> </span> <span>websites</span> <span class="ap-a-ico ap-m-format-toggle-angle"> <svg><use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#angle-down-solid"/></svg> </span> </button> <div class="ap-m-format-toggle-formats"> <a class="ap-m-format-toggle-link ap-m-format-toggle-link-stories" href="/documentation/examples/stories/components/amp-access/"> <span class="ap-a-ico"> <svg><use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#amp-stories"/></svg> </span> <span>stories</span> </a> <a class="ap-m-format-toggle-link ap-m-format-toggle-link-ads" href="/documentation/examples/ads/components/amp-access/"> <span class="ap-a-ico"> <svg><use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#amp-ads"/></svg> </span> <span>ads</span> </a> <a class="ap-m-format-toggle-link ap-m-format-toggle-link-email" href="/documentation/examples/email/components/amp-access/"> <span class="ap-a-ico"> <svg><use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#amp-email"/></svg> </span> <span>email</span> </a> </div> </div> <div class="ap-o-sidebar-default"> <div class="ap-o-sidebar"> <div class="nav"> <ul class="nav-list level-1"> <li class="nav-item level-1"> <span class="nav-link"> <span>introduction</span> </span> <input class="nav-trigger" type="checkbox"> <div 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href="/documentation/examples/websites/components/amp-fit-text/">amp-fit-text</a> </li> <li class="nav-item level-2"> <a class="nav-link" href="/documentation/examples/websites/components/amp-font/">amp-font</a> </li> <li class="nav-item level-2"> <a class="nav-link" href="/documentation/examples/websites/components/amp-form/">amp-form</a> </li> <li class="nav-item level-2"> <a class="nav-link" href="/documentation/examples/websites/components/amp-fx-collection/">amp-fx-collection</a> </li> <li class="nav-item level-2"> <a class="nav-link" href="/documentation/examples/websites/components/amp-fx-flying-carpet/">amp-fx-flying-carpet</a> </li> <li class="nav-item level-2"> <a class="nav-link" href="/documentation/examples/websites/components/amp-geo/">amp-geo</a> </li> <li class="nav-item level-2"> <a class="nav-link" href="/documentation/examples/websites/components/amp-gfycat/">amp-gfycat</a> </li> <li class="nav-item level-2"> <a class="nav-link" 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level-2"> <a class="nav-link" href="/documentation/examples/websites/components/amp-list/">amp-list</a> </li> <li class="nav-item level-2"> <a class="nav-link" href="/documentation/examples/websites/components/amp-live-list/">amp-live-list</a> </li> <li class="nav-item level-2"> <a class="nav-link" href="/documentation/examples/websites/components/amp-mustache/">amp-mustache</a> </li> <li class="nav-item level-2"> <a class="nav-link" href="/documentation/examples/websites/components/amp-next-page/">amp-next-page</a> </li> <li class="nav-item level-2"> <a class="nav-link" href="/documentation/examples/websites/components/amp-o2-player/">amp-o2-player</a> </li> <li class="nav-item level-2"> <a class="nav-link" href="/documentation/examples/websites/components/amp-pinterest/">amp-pinterest</a> </li> <li class="nav-item level-2"> <a class="nav-link" href="/documentation/examples/websites/components/amp-pixel/">amp-pixel</a> </li> <li class="nav-item level-2"> <a class="nav-link" href="/documentation/examples/websites/components/amp-reach-player/">amp-reach-player</a> </li> <li class="nav-item level-2"> <a class="nav-link" href="/documentation/examples/websites/components/amp-recaptcha-input/">amp-recaptcha-input</a> </li> <li class="nav-item level-2"> <a class="nav-link" href="/documentation/examples/websites/components/amp-reddit/">amp-reddit</a> </li> <li class="nav-item level-2"> <a class="nav-link" href="/documentation/examples/websites/components/amp-render/">amp-render</a> </li> <li class="nav-item level-2"> <a class="nav-link" href="/documentation/examples/websites/components/amp-script/">amp-script</a> </li> <li class="nav-item level-2"> <a class="nav-link" href="/documentation/examples/websites/components/amp-selector/">amp-selector</a> </li> <li class="nav-item level-2"> <a class="nav-link" href="/documentation/examples/websites/components/amp-sidebar/">amp-sidebar</a> </li> <li class="nav-item level-2"> <a class="nav-link" 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