2017-08-08 03:01:11 +08:00
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<?php
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session_start();
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/**
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* @author Denis CLAVIER <clavierd at gmail dot com>
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* Adapted from Oauth2-server-php cookbook
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* @see http://bshaffer.github.io/oauth2-server-php-docs/cookbook/
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*/
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// include our OAuth2 Server object
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require_once __DIR__.'/server.php';
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$request = OAuth2\Request::createFromGlobals();
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$response = new OAuth2\Response();
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2020-04-30 21:43:07 +08:00
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// If user has clicked on "not me" link, disconnect him by cleaning PHP SESSION variables.
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if ($_POST['disconnect']) {
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$_SESSION=array();
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}
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// Validate the authorize request
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2017-08-08 03:01:11 +08:00
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if (!$server->validateAuthorizeRequest($request, $response)) {
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$response->send();
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die;
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}
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2020-04-30 21:43:07 +08:00
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// If user is not yet authenticated, he is redirected.
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2017-08-08 03:01:11 +08:00
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if (!isset($_SESSION['uid']))
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{
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2020-04-30 21:43:07 +08:00
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// Store the authorize request
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$explode_url=explode("/", strip_tags(trim($_SERVER['REQUEST_URI'])));
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2017-08-17 06:05:49 +08:00
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$_SESSION['auth_page']=end($explode_url);
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2017-08-08 03:01:11 +08:00
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header('Location: index.php');
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exit();
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}
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2020-04-30 21:43:07 +08:00
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// Check if user has already authorized oauth to share data with Mattermost. In this case, user should exist in 'user' table.
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if ($server->userExists($_SESSION['uid'])) {
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2020-04-30 21:43:07 +08:00
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// User had already authorized the client during a previous session.
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$is_authorized = true;
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2020-04-30 21:43:07 +08:00
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}
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// Display an authorization form
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else if (empty($_POST)) {
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2017-08-08 03:01:11 +08:00
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exit('
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2017-08-26 21:54:24 +08:00
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<!DOCTYPE html>
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<html>
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2020-05-02 02:41:24 +08:00
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<head>
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<link rel="stylesheet" type="text/css" href="./style.css">
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<title>Mattermost - LDAP Authorization</title>
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2019-12-01 00:55:32 +08:00
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2020-05-02 02:41:24 +08:00
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<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.3.1/css/all.css"
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integrity="sha384-mzrmE5qonljUremFsqc01SB46JvROS7bZs3IO2EmfFsd15uHvIt+Y8vEf7N7fWAU" crossorigin="anonymous">
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<link href="https://fonts.googleapis.com/css?family=Roboto:300,400" rel="stylesheet">
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2019-12-01 00:55:32 +08:00
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2020-05-02 02:41:24 +08:00
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</head>
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2019-12-01 00:55:32 +08:00
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2020-05-02 02:41:24 +08:00
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<body>
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<div id="form-wrapper" style="text-align: center;">
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<div id="form_credentials">
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<h1>LDAP Authentication</h1>
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<div id="form_icon">
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<img src="./images/auth_icon.png" alt="authentication icon" >
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</div>
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<br>
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<h2>Authorize Mattermost to get the following data:</h2>
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<table>
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2017-08-26 21:54:24 +08:00
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<tr>
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2020-05-02 02:41:24 +08:00
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<td>
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<strong>Full Name</strong><br/>
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<strong>E-mail</strong><br/>
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</td>
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2017-08-26 21:54:24 +08:00
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</tr>
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</table>
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2020-05-02 03:22:34 +08:00
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<br/>
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Logged as : <strong>' . $_SESSION['uid'] . ' </strong> <button type="submit" class="link" name="disconnect" value="true" ><span>(not me ?)</span></button>
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<br/>
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<br/>
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2019-12-01 00:55:32 +08:00
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2020-05-02 02:41:24 +08:00
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<form method="POST">
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<input type="submit" value="Authorize" name="authorized" id="input_accept" class="input_field">
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<input type="submit" value="Deny" name="authorized" id="input_deny" class="input_field">
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</form>
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</div>
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</div>
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</body>
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2017-08-26 21:54:24 +08:00
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</html>
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2019-12-01 00:55:32 +08:00
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');
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2017-08-08 03:01:11 +08:00
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}
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2020-04-30 21:43:07 +08:00
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else {
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// Check if user has authorized to share his data with the client
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$is_authorized = ($_POST['authorized'] === 'Authorize');
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2017-08-08 03:01:11 +08:00
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}
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2020-04-30 21:43:07 +08:00
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else {
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// Print the authorization code if the user has authorized your client
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$is_authorized = ($_POST['authorized'] === 'Authorize');
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$server->handleAuthorizeRequest($request, $response, $is_authorized, $_SESSION['uid']);
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}
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2017-08-08 03:01:11 +08:00
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2020-04-30 21:43:07 +08:00
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// Print the authorization code if the user has authorized your client
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$server->handleAuthorizeRequest($request, $response, $is_authorized,$_SESSION['uid']);
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2017-08-08 03:01:11 +08:00
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2020-05-02 03:22:34 +08:00
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// Authentication process is terminated, session can be destroyed.
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$_SESSION=array();
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2020-04-30 21:43:07 +08:00
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if ($is_authorized)
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2017-08-08 03:01:11 +08:00
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{
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2018-05-20 00:04:13 +08:00
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// This is only here so that you get to see your code in the cURL request. Otherwise, we'd redirect back to the client
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2017-08-08 03:01:11 +08:00
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$code = substr($response->getHttpHeader('Location'), strpos($response->getHttpHeader('Location'), 'code=')+5, 40);
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header('Location: ' . $response->getHttpHeader('Location'));
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exit();
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}
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// Send message in case of error
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2020-04-30 21:43:07 +08:00
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$response->send();
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