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@ -4,6 +4,7 @@ namespace App\Http\Controllers; |
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use Laravel\Lumen\Routing\Controller as BaseController; |
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use Illuminate\Http\Request; |
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use GuzzleHttp; |
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class IndieAuth extends BaseController |
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{ |
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@ -17,23 +18,36 @@ class IndieAuth extends BaseController |
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return view('auth/error', ['error' => 'Invalid URL']); |
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} |
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$authorizationEndpoint = \IndieAuth\Client::discoverAuthorizationEndpoint($me); |
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$tokenEndpoint = \IndieAuth\Client::discoverTokenEndpoint($me); |
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$state = \IndieAuth\Client::generateStateParameter(); |
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session([ |
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'auth_state' => $state, |
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'attempted_me' => $me, |
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'authorization_endpoint' => $authorizationEndpoint, |
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'token_endpoint' => $tokenEndpoint |
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]); |
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// If the user specified only an authorization endpoint, use that
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if(!$authorizationEndpoint) { |
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// Otherwise, fall back to indieauth.com
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$authorizationEndpoint = env('DEFAULT_AUTH_ENDPOINT'); |
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if(preg_match('/https?:\/\/github\.com\/[^ \/]+/', $me)) { |
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$authorizationURL = 'https://github.com/login/oauth/authorize' |
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. '?client_id=' . env('GITHUB_ID') |
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. '&state=' . $state; |
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session([ |
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'auth_state' => $state, |
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'attempted_me' => $me, |
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]); |
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} else { |
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$authorizationEndpoint = \IndieAuth\Client::discoverAuthorizationEndpoint($me); |
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$tokenEndpoint = \IndieAuth\Client::discoverTokenEndpoint($me); |
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session([ |
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'auth_state' => $state, |
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'attempted_me' => $me, |
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'authorization_endpoint' => $authorizationEndpoint, |
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'token_endpoint' => $tokenEndpoint |
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]); |
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// If the user specified only an authorization endpoint, use that
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if(!$authorizationEndpoint) { |
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// Otherwise, fall back to indieauth.com
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$authorizationEndpoint = env('DEFAULT_AUTH_ENDPOINT'); |
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} |
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$authorizationURL = \IndieAuth\Client::buildAuthorizationURL($authorizationEndpoint, $me, $this->_redirectURI(), env('BASE_URL'), $state); |
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} |
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$authorizationURL = \IndieAuth\Client::buildAuthorizationURL($authorizationEndpoint, $me, $this->_redirectURI(), env('BASE_URL'), $state); |
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return redirect($authorizationURL); |
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} |
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@ -73,6 +87,77 @@ class IndieAuth extends BaseController |
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return redirect('/'); |
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} |
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public function github(Request $request) { |
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if(!session('auth_state') || !session('attempted_me')) { |
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return view('auth/error', ['error' => 'Missing state information. Start over.']); |
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} |
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if($request->input('error')) { |
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return view('auth/error', ['error' => $request->input('error')]); |
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} |
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if(session('auth_state') != $request->input('state')) { |
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return view('auth/error', ['error' => 'State did not match. Start over.']); |
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} |
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if(!$request->input('code')) { |
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return view('auth/error', ['error' => 'An unknown error occurred']); |
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} |
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$client = new GuzzleHttp\Client([ |
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'http_errors' => false |
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]); |
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$res = $client->post('https://github.com/login/oauth/access_token', [ |
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'form_params' => [ |
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'client_id' => env('GITHUB_ID'), |
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'client_secret' => env('GITHUB_SECRET'), |
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// 'redirect_uri' => env('BASE_URL') . 'auth/github',
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'code' => $request->input('code'), |
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'state' => session('auth_state') |
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], |
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'headers' => [ |
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'Accept' => 'application/json' |
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] |
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]); |
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if($res->getStatusCode() == 200) { |
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$body = $res->getBody(); |
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$data = json_decode($body); |
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if($data) { |
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if(property_exists($data, 'access_token')) { |
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// Now check the username of the user that just logged in
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$res = $client->get('https://api.github.com/user', [ |
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'headers' => [ |
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'Authorization' => 'token ' . $data->access_token |
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] |
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]); |
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if($res->getStatusCode() == 200) { |
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$data = json_decode($res->getBody()); |
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if(property_exists($data, 'login')) { |
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session()->flush(); |
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session(['me' => 'https://github.com/' . $data->login]); |
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return redirect('/'); |
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} else { |
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return view('auth/error', ['error' => 'Login failed']); |
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} |
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} else { |
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return view('auth/error', ['error' => 'Login failed']); |
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} |
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} else { |
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$err = ''; |
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if(property_exists($data, 'error_description')) { |
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$err = ': ' . $data->error_description; |
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} |
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return view('auth/error', ['error' => 'Login failed' . $err]); |
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} |
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} else { |
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return view('auth/error', ['error' => 'Error parsing response body from GitHub']); |
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} |
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} else { |
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return view('auth/error', ['error' => 'Could not verify login from GitHub: ' . $res->getBody()]); |
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} |
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} |
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public function logout(Request $request) { |
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session()->flush(); |
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return redirect('/'); |
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