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<div id="app" data-server-rendered="true"><div class="theme-container"><header class="navbar"><div class="sidebar-button"><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" role="img" viewBox="0 0 448 512" class="icon"><path fill="currentColor" d="M436 124H12c-6.627 0-12-5.373-12-12V80c0-6.627 5.373-12 12-12h424c6.627 0 12 5.373 12 12v32c0 6.627-5.373 12-12 12zm0 160H12c-6.627 0-12-5.373-12-12v-32c0-6.627 5.373-12 12-12h424c6.627 0 12 5.373 12 12v32c0 6.627-5.373 12-12 12zm0 160H12c-6.627 0-12-5.373-12-12v-32c0-6.627 5.373-12 12-12h424c6.627 0 12 5.373 12 12v32c0 6.627-5.373 12-12 12z"></path></svg></div> <a href="/json-api-server/" class="home-link router-link-active"><!----> <span class="site-name">json-api-server</span></a> <div class="links"><!----> <nav class="nav-links can-hide"><div class="nav-item"><a href="/json-api-server/" class="nav-link">
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GitHub
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<span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></a></nav> <ul class="sidebar-links"><li><section class="sidebar-group depth-0"><p class="sidebar-heading"><span>Getting Started</span> <!----></p> <ul class="sidebar-links sidebar-group-items"><li><a href="/json-api-server/" aria-current="page" class="sidebar-link">Introduction</a></li><li><a href="/json-api-server/install.html" class="sidebar-link">Installation</a></li><li><a href="/json-api-server/requests.html" class="sidebar-link">Handling Requests</a></li></ul></section></li><li><section class="sidebar-group depth-0"><p class="sidebar-heading open"><span>Defining Resources</span> <!----></p> <ul class="sidebar-links sidebar-group-items"><li><a href="/json-api-server/adapters.html" class="sidebar-link">Adapters</a></li><li><a href="/json-api-server/scopes.html" aria-current="page" class="active sidebar-link">Scopes</a></li><li><a href="/json-api-server/attributes.html" class="sidebar-link">Attributes</a></li><li><a href="/json-api-server/relationships.html" class="sidebar-link">Relationships</a></li><li><a href="/json-api-server/visibility.html" class="sidebar-link">Field Visibility</a></li><li><a href="/json-api-server/writing.html" class="sidebar-link">Field Writability</a></li><li><a href="/json-api-server/filtering.html" class="sidebar-link">Filtering</a></li><li><a href="/json-api-server/sorting.html" class="sidebar-link">Sorting</a></li><li><a href="/json-api-server/pagination.html" class="sidebar-link">Pagination</a></li><li><a href="/json-api-server/meta.html" class="sidebar-link">Meta Information</a></li></ul></section></li><li><section class="sidebar-group depth-0"><p class="sidebar-heading"><span>Endpoints</span> <!----></p> <ul class="sidebar-links sidebar-group-items"><li><a href="/json-api-server/list.html" class="sidebar-link">Listing Resources</a></li><li><a href="/json-api-server/show.html" class="sidebar-link">Showing Resources</a></li><li><a href="/json-api-server/create.html" class="sidebar-link">Creating Resources</a></li><li><a href="/json-api-server/update.html" class="sidebar-link">Updating Resources</a></li><li><a href="/json-api-server/delete.html" class="sidebar-link">Deleting Resources</a></li></ul></section></li><li><section class="sidebar-group depth-0"><p class="sidebar-heading"><span>Advanced</span> <!----></p> <ul class="sidebar-links sidebar-group-items"><li><a href="/json-api-server/errors.html" class="sidebar-link">Error Handling</a></li><li><a href="/json-api-server/laravel.html" class="sidebar-link">Laravel Helpers</a></li></ul></section></li></ul> </aside> <main class="page"> <div class="theme-default-content content__default"><h1 id="scopes"><a href="#scopes" class="header-anchor">#</a> Scopes</h1> <p>Restrict the visibility of resources, and make other query modifications, using the <code>scope</code> method.</p> <p>This <code>scope</code> method allows you to modify the query builder object provided by the adapter. This is the perfect opportunity to apply conditions to the query to restrict which resources are visible in the API.</p> <p>For example, to make it so the authenticated user can only see their own posts:</p> <div class="language-php extra-class"><pre class="language-php"><code><span class="token keyword">use</span> <span class="token package">Tobyz<span class="token punctuation">\</span>JsonApiServer<span class="token punctuation">\</span>Context</span><span class="token punctuation">;</span>
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<span class="token variable">$type</span><span class="token operator">-></span><span class="token function">scope</span><span class="token punctuation">(</span><span class="token keyword">function</span> <span class="token punctuation">(</span><span class="token variable">$query</span><span class="token punctuation">,</span> <span class="token class-name type-declaration">Context</span> <span class="token variable">$context</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
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<span class="token variable">$query</span><span class="token operator">-></span><span class="token function">where</span><span class="token punctuation">(</span><span class="token string single-quoted-string">'user_id'</span><span class="token punctuation">,</span> <span class="token variable">$context</span><span class="token operator">-></span><span class="token function">getRequest</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token operator">-></span><span class="token function">getAttribute</span><span class="token punctuation">(</span><span class="token string single-quoted-string">'userId'</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
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<span class="token punctuation">}</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
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</code></pre></div><p>A resource type's scope is global – it will also be applied when that resource is being <a href="relationships">included</a> as a relationship.</p> <p>You can define multiple scopes per resource type, and they will be applied in order.</p></div> <footer class="page-edit"><div class="edit-link"><a href="https://github.com/tobyz/json-api-server/edit/master/docs/scopes.md" target="_blank" rel="noopener noreferrer">Edit this page</a> <span><svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg> <span class="sr-only">(opens new window)</span></span></div> <!----></footer> <div class="page-nav"><p class="inner"><span class="prev">
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