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phorge/src/applications/auth/controller/login/PhabricatorLoginController.php
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PhabricatorLoginController.php
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<?php
/*
* Copyright 2011 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
class PhabricatorLoginController extends PhabricatorAuthController {
public function shouldRequireLogin() {
return false;
}
public function processRequest() {
$request = $this->getRequest();
$error = false;
$username = $request->getCookie('phusr');
if ($request->isFormPost()) {
$username = $request->getStr('username');
$user = id(new PhabricatorUser())->loadOneWhere(
'username = %s',
$username);
$okay = false;
if ($user) {
if ($user->comparePassword($request->getStr('password'))) {
$session_key = $user->establishSession('web');
$request->setCookie('phusr', $user->getUsername());
$request->setCookie('phsid', $session_key);
return id(new AphrontRedirectResponse())
->setURI('/');
}
}
if (!$okay) {
$request->clearCookie('phusr');
$request->clearCookie('phsid');
}
$error = true;
}
$error_view = null;
if ($error) {
$error_view = new AphrontErrorView();
$error_view->setTitle('Bad username/password.');
}
$form = new AphrontFormView();
$form
->setUser($request->getUser())
->setAction('/login/')
->appendChild(
id(new AphrontFormTextControl())
->setLabel('Username/Email')
->setName('username')
->setValue($username))
->appendChild(
id(new AphrontFormPasswordControl())
->setLabel('Password')
->setName('password')
->setCaption(
'<a href="/login/email/">Forgot your password? / Email Login</a>'))
->appendChild(
id(new AphrontFormSubmitControl())
->setValue('Login'));
$panel = new AphrontPanelView();
$panel->setHeader('Phabricator Login');
$panel->setWidth(AphrontPanelView::WIDTH_FORM);
$panel->appendChild($form);
$fbauth_enabled = PhabricatorEnv::getEnvConfig('facebook.auth-enabled');
if ($fbauth_enabled) {
$auth_uri = new PhutilURI("https://www.facebook.com/dialog/oauth");
$user = $request->getUser();
$redirect_uri = PhabricatorEnv::getURI('/facebook-auth/');
$app_id = PhabricatorEnv::getEnvConfig('facebook.application-id');
// TODO: In theory we should use 'state' to prevent CSRF, but the total
// effect of the CSRF attack is that an attacker can cause a user to login
// to Phabricator if they're already logged into Facebook. This does not
// seem like the most severe threat in the world, and generating CSRF for
// logged-out users is vaugely tricky.
$facebook_auth = new AphrontFormView();
$facebook_auth
->setAction($auth_uri)
->addHiddenInput('client_id', $app_id)
->addHiddenInput('redirect_uri', $redirect_uri)
->addHiddenInput('scope', 'email')
->setUser($request->getUser())
->setMethod('GET')
->appendChild(
'<p class="aphront-form-instructions">Login or register for '.
'Phabricator using your Facebook account.</p>')
->appendChild(
id(new AphrontFormSubmitControl())
->setValue("Login with Facebook \xC2\xBB"));
$panel->appendChild('<br /><h1>Login with Facebook</h1>');
$panel->appendChild($facebook_auth);
}
return $this->buildStandardPageResponse(
array(
$error_view,
$panel,
),
array(
'title' => 'Login',
));
}
}

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