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update documentation

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2022-10-02 09:43:44 +02:00
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@ -80,7 +80,12 @@
<ul class="dropdown-menu localtoc"
role="menu"
aria-labelledby="dLabelLocalToc"><ul>
<li><a class="reference internal" href="#">Third-party applications</a></li>
<li><a class="reference internal" href="#">Third-party applications</a><ul>
<li><a class="reference internal" href="#scopes">Scopes</a></li>
<li><a class="reference internal" href="#flow">Flow</a></li>
<li><a class="reference internal" href="#resources">Resources</a></li>
</ul>
</li>
</ul>
</ul>
</li>
@ -132,7 +137,7 @@
<h1>Third-party applications<a class="headerlink" href="#third-party-applications" title="Permalink to this heading"></a></h1>
<p>(<em>new in 0.7.0</em>)</p>
<p>FitTrackee provides a REST API (see <a class="reference external" href="api/index.html">documentation</a>) whose
most endpoints require authorization/authentication.</p>
most endpoints require authentication/authorization.</p>
<p>To allow a third-party application to interact with API endpoints, an
<a class="reference external" href="https://datatracker.ietf.org/doc/html/rfc6749">OAuth2</a> client can be created
in user settings (‘apps’ tab).</p>
@ -143,11 +148,12 @@ applications (<a class="reference external" href="api/oauth2.html">documentation
client (first-party application).</p>
</div>
<p>FitTrackee supports only <a class="reference external" href="https://datatracker.ietf.org/doc/html/rfc6749#section-1.3.1">Authorization Code</a>
flow (with PKCE support).
flow (with <a class="reference external" href="https://datatracker.ietf.org/doc/html/rfc7636">PKCE</a> support).
It allows to exchange an authorization code for an access token.
The client ID and secret must be sent in the POST body.
It is recommended to use <a class="reference external" href="https://datatracker.ietf.org/doc/html/rfc7636">PKCE</a>
to provide a better security.</p>
It is recommended to use PKCE to provide a better security.</p>
<section id="scopes">
<h2>Scopes<a class="headerlink" href="#scopes" title="Permalink to this heading"></a></h2>
<p>The following scopes are available:</p>
<ul class="simple">
<li><p><code class="docutils literal notranslate"><span class="pre">application:write</span></code>: grants write access to application configuration (only for users with administration rights),</p></li>
@ -158,9 +164,59 @@ to provide a better security.</p>
<li><p><code class="docutils literal notranslate"><span class="pre">workouts:read</span></code>: grants read access to workouts-related endpoints,</p></li>
<li><p><code class="docutils literal notranslate"><span class="pre">workouts:write</span></code>: grants write access to workouts-related endpoints.</p></li>
</ul>
</section>
<section id="flow">
<h2>Flow<a class="headerlink" href="#flow" title="Permalink to this heading"></a></h2>
<ul>
<li><p>The user creates an App (client) on FitTrackee for a third-party application.</p>
<figure class="align-default">
<img alt="OAuth2 client creation on FitTrackee" src="_images/fittrackee_screenshot-07.png" />
</figure>
<div class="line-block">
<div class="line">After registration, the client id and secret are shown.</div>
<div class="line">They must be stored in the 3rd-party application by the user.</div>
</div>
</li>
<li><div class="line-block">
<div class="line">The 3rd-party app needs to redirect to FitTrackee, in order for the user to authorize the 3rd-party app to access user data on FitTrackee.</div>
</div>
<figure class="align-default">
<img alt="App authorization on FitTrackee" src="_images/fittrackee_screenshot-08.png" />
</figure>
<div class="line-block">
<div class="line">The authorization URL is <code class="docutils literal notranslate"><span class="pre">https://&lt;FITTRACKEE_HOST&gt;/profile/apps/authorize</span></code>.</div>
<div class="line">The required parameters are:</div>
</div>
<ul class="simple">
<li><p><code class="docutils literal notranslate"><span class="pre">client_id</span></code>: the client id displayed after registration</p></li>
<li><p><code class="docutils literal notranslate"><span class="pre">response_type</span></code>: <code class="docutils literal notranslate"><span class="pre">code</span></code>, since FitTrackee only supports Authorization Code flow.</p></li>
<li><p><code class="docutils literal notranslate"><span class="pre">scope</span></code>: scopes separated with space.</p></li>
</ul>
<div class="line-block">
<div class="line">and optional parameters:</div>
</div>
<ul class="simple">
<li><p><code class="docutils literal notranslate"><span class="pre">state</span></code>: unique value to prevent cross-site request forgery</p></li>
</ul>
<div class="line-block">
<div class="line">For PKCE, the following parameters are mandatory:</div>
</div>
<ul class="simple">
<li><p><code class="docutils literal notranslate"><span class="pre">code_challenge</span></code>: string generated from a code verifier</p></li>
<li><p><code class="docutils literal notranslate"><span class="pre">code_challenge_method</span></code>: method used to create challenge, for instance “S256”</p></li>
</ul>
<div class="line-block">
<div class="line">Example for PKCE:</div>
<div class="line"><cite>https://&lt;FITTRACKEE_HOST&gt;/profile/apps/authorize?response_type=code&amp;client_id=&lt;CLIENT_ID&gt;&amp;scope=profile%3Aread+workouts%3Awrite&amp;state=&lt;STATE&gt;&amp;code_challenge=&lt;CODE_CHALLENGE&gt;&amp;code_challenge_method=S256</cite></div>
</div>
</li>
<li><div class="line-block">
<div class="line">After the authorization, FitTrackee redirects to the 3rd-party app, so the 3rd-party app can get the authorization code from the redirect URL and then fetches an access token with the client id and secret (endpoint <a class="reference external" href="https://samr1.github.io/FitTrackee/api/oauth2.html#post--api-oauth-token">/api/oauth/token</a>).</div>
<div class="line">Example of a redirect URL:</div>
<div class="line"><cite>https://example.com/callback?code=&lt;AUTHORIZATION_CODE&gt;&amp;state=&lt;STATE&gt;</cite></div>
</div>
</li>
</ul>
<div class="admonition note">
<p class="admonition-title">Note</p>
<p>OAuth2 support is implemented with <a class="reference external" href="https://docs.authlib.org/en/latest/">Authlib</a> library.</p>
@ -175,13 +231,17 @@ to provide a better security.</p>
</pre></div>
</div>
</div>
</section>
<section id="resources">
<h2>Resources<a class="headerlink" href="#resources" title="Permalink to this heading"></a></h2>
<p>Some resources about OAuth 2.0:</p>
<ul class="simple">
<li><p><a class="reference external" href="https://www.oauth.com">OAuth 2.0 Simplified</a> by <a class="reference external" href="https://aaronparecki.com">Aaron Parecki</a></p></li>
<li><p><a class="reference external" href="https://www.oauth.com">OAuth 2.0 Simplified</a> by <a class="reference external" href="https://aaronparecki.com">Aaron Parecki</a> (example for <a class="reference external" href="https://www.oauth.com/oauth2-servers/server-side-apps/example-flow/">authorization code flow with PKCE</a>)</p></li>
<li><p><a class="reference external" href="https://requests-oauthlib.readthedocs.io/en/latest/examples/real_world_example.html">Web App Example of OAuth 2 web application flow</a> with Requests-OAuthlib (python)</p></li>
<li><p><a class="reference external" href="https://docs.authlib.org/en/latest/client/oauth2.html#oauth-2-session">OAuth 2 Session</a> with Authlib (python)</p></li>
<li><p><a class="reference external" href="https://codeberg.org/SamR1/ft-oauth-client">Minimal example of an application interacting with FitTrackee</a> (python)</p></li>
</ul>
</section>
</section>