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PhabricatorFacebookConnectController.php
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Tue, Nov 5, 22:45

PhabricatorFacebookConnectController.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 PhabricatorFacebookConnectController extends PhabricatorAuthController {
public function shouldRequireLogin() {
return false;
}
public function processRequest() {
$request = $this->getRequest();
if ($request->getStr('error')) {
die("OMG ERROR");
}
$token = $request->getStr('token');
if (!$token) {
$code = $request->getStr('code');
$auth_uri = 'https://graph.facebook.com/oauth/access_token'.
'?client_id=184510521580034'.
'&redirect_uri=http://local.aphront.com/facebook-connect/'.
'&client_secret=OMGSECRETS'.
'&code='.$code;
$response = @file_get_contents($auth_uri);
if ($response === false) {
throw new Exception('failed to open oauth thing');
}
$data = array();
parse_str($response, $data);
$token = $data['access_token'];
}
$user_json = @file_get_contents('https://graph.facebook.com/me?access_token='.$token);
$user_data = json_decode($user_json, true);
$user_id = $user_data['id'];
$known_user = id(new PhabricatorUser())
->loadOneWhere('facebookUID = %d', $user_id);
if ($known_user) {
$session_key = $known_user->establishSession('web');
$request->setCookie('phusr', $known_user->getUsername());
$request->setCookie('phsid', $session_key);
return id(new AphrontRedirectResponse())
->setURI('/');
}
$current_user = $this->getRequest()->getUser();
if ($current_user->getPHID()) {
if ($current_user->getFacebookUID() &&
$current_user->getFacebookUID() != $user_id) {
throw new Exception(
"Your account is already associated with a Facebook user ID other ".
"than the one you just logged in with...?");
}
if ($request->isFormPost()) {
$current_user->setFacebookUID($user_id);
$current_user->save();
// TODO: ship them back to the 'account' page or whatever?
return id(new AphrontRedirectResponse())
->setURI('/');
}
$ph_account = $current_user->getUsername();
$fb_account = phutil_escape_html($user_data['name']);
$form = new AphrontFormView();
$form
->addHiddenInput('token', $token)
->setUser($request->getUser())
->setAction('/facebook-connect/')
->appendChild(
'<p class="aphront-form-view-instructions">Do you want to link your '.
"existing Phabricator account (<strong>{$ph_account}</strong>) ".
"with your Facebook account (<strong>{$fb_account}</strong>) so ".
"you can login with Facebook Connect?")
->appendChild(
id(new AphrontFormSubmitControl())
->setValue('Link Accounts')
->addCancelButton('/login/'));
$panel = new AphrontPanelView();
$panel->setHeader('Link Facebook Account');
$panel->setWidth(AphrontPanelView::WIDTH_FORM);
$panel->appendChild($form);
return $this->buildStandardPageResponse(
$panel,
array(
'title' => 'Link Facebook Account',
));
}
$errors = array();
$e_username = true;
$user = new PhabricatorUser();
$matches = null;
if (preg_match('@/([a-zA-Z0-9]+)$@', $user_data['link'], $matches)) {
$user->setUsername($matches[1]);
}
if ($request->isFormPost()) {
$username = $request->getStr('username');
if (!strlen($username)) {
$e_username = 'Required';
$errors[] = 'Username is required.';
} else if (!preg_match('/^[a-zA-Z0-9]+$/', $username, $matches)) {
$e_username = 'Invalid';
$errors[] = 'Username may only contain letters and numbers.';
}
$user->setUsername($username);
$user->setFacebookUID($user_id);
$user->setEmail($user_data['email']);
if (!$errors) {
$image = @file_get_contents('https://graph.facebook.com/me/picture?access_token='.$token);
$file = PhabricatorFile::newFromFileData(
$image,
array(
'name' => 'fbprofile.jpg'
));
$user->setProfileImagePHID($file->getPHID());
$user->setRealName($user_data['name']);
try {
$user->save();
$session_key = $user->establishSession('web');
$request->setCookie('phusr', $user->getUsername());
$request->setCookie('phsid', $session_key);
return id(new AphrontRedirectResponse())->setURI('/');
} catch (AphrontQueryDuplicateKeyException $exception) {
$key = $exception->getDuplicateKey();
if ($key == 'userName') {
$e_username = 'Duplicate';
$errors[] = 'That username is not unique.';
} else {
throw $exception;
}
}
}
}
$error_view = null;
if ($errors) {
$error_view = new AphrontErrorView();
$error_view->setTitle('Facebook Connect Failed');
$error_view->setErrors($errors);
}
$form = new AphrontFormView();
$form
->addHiddenInput('token', $token)
->setUser($request->getUser())
->setAction('/facebook-connect/')
->appendChild(
id(new AphrontFormTextControl())
->setLabel('Username')
->setName('username')
->setValue($user->getUsername())
->setError($e_username))
->appendChild(
id(new AphrontFormSubmitControl())
->setValue('Create Account'));
$panel = new AphrontPanelView();
$panel->setHeader('Create New Account');
$panel->setWidth(AphrontPanelView::WIDTH_FORM);
$panel->appendChild($form);
return $this->buildStandardPageResponse(
array(
$error_view,
$panel,
),
array(
'title' => 'Create New Account',
));
}
}

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