public function processRequest()
 {
     $provider = $this->getOAuthProvider();
     $oauth_info = $this->getOAuthInfo();
     $request = $this->getRequest();
     $errors = array();
     $e_username = true;
     $e_email = true;
     $e_realname = true;
     $user = new PhabricatorUser();
     $user->setUsername($provider->retrieveUserAccountName());
     $user->setRealName($provider->retrieveUserRealName());
     $user->setEmail($provider->retrieveUserEmail());
     if ($request->isFormPost()) {
         $user->setUsername($request->getStr('username'));
         $username = $user->getUsername();
         if (!strlen($user->getUsername())) {
             $e_username = '******';
             $errors[] = 'Username is required.';
         } else {
             if (!PhabricatorUser::validateUsername($username)) {
                 $e_username = '******';
                 $errors[] = 'Username must consist of only numbers and letters.';
             } else {
                 $e_username = null;
             }
         }
         if ($user->getEmail() === null) {
             $user->setEmail($request->getStr('email'));
             if (!strlen($user->getEmail())) {
                 $e_email = 'Required';
                 $errors[] = 'Email is required.';
             } else {
                 $e_email = null;
             }
         }
         if (!strlen($user->getRealName())) {
             $user->setRealName($request->getStr('realname'));
             if (!strlen($user->getRealName())) {
                 $e_realname = 'Required';
                 $errors[] = 'Real name is required.';
             } else {
                 $e_realname = null;
             }
         }
         if (!$errors) {
             $image = $provider->retrieveUserProfileImage();
             if ($image) {
                 $file = PhabricatorFile::newFromFileData($image, array('name' => $provider->getProviderKey() . '-profile.jpg', 'authorPHID' => $user->getPHID()));
                 $user->setProfileImagePHID($file->getPHID());
             }
             try {
                 $user->save();
                 $oauth_info->setUserID($user->getID());
                 $oauth_info->save();
                 $session_key = $user->establishSession('web');
                 $request->setCookie('phusr', $user->getUsername());
                 $request->setCookie('phsid', $session_key);
                 return id(new AphrontRedirectResponse())->setURI('/');
             } catch (AphrontQueryDuplicateKeyException $exception) {
                 $same_username = id(new PhabricatorUser())->loadOneWhere('userName = %s', $user->getUserName());
                 $same_email = id(new PhabricatorUser())->loadOneWhere('email = %s', $user->getEmail());
                 if ($same_username) {
                     $e_username = '******';
                     $errors[] = 'That username or email is not unique.';
                 } else {
                     if ($same_email) {
                         $e_email = 'Duplicate';
                         $errors[] = 'That email is not unique.';
                     } else {
                         throw $exception;
                     }
                 }
             }
         }
     }
     $error_view = null;
     if ($errors) {
         $error_view = new AphrontErrorView();
         $error_view->setTitle('Registration Failed');
         $error_view->setErrors($errors);
     }
     // Strip the URI down to the path, because otherwise we'll trigger
     // external CSRF protection (by having a protocol in the form "action")
     // and generate a form with no CSRF token.
     $action_uri = new PhutilURI($provider->getRedirectURI());
     $action_path = $action_uri->getPath();
     $form = new AphrontFormView();
     $form->addHiddenInput('token', $provider->getAccessToken())->addHiddenInput('expires', $oauth_info->getTokenExpires())->addHiddenInput('state', $this->getOAuthState())->setUser($request->getUser())->setAction($action_path)->appendChild(id(new AphrontFormTextControl())->setLabel('Username')->setName('username')->setValue($user->getUsername())->setError($e_username));
     if ($provider->retrieveUserEmail() === null) {
         $form->appendChild(id(new AphrontFormTextControl())->setLabel('Email')->setName('email')->setValue($request->getStr('email'))->setError($e_email));
     }
     if ($provider->retrieveUserRealName() === null) {
         $form->appendChild(id(new AphrontFormTextControl())->setLabel('Real Name')->setName('realname')->setValue($request->getStr('realname'))->setError($e_realname));
     }
     $form->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'));
 }
 public function processRequest()
 {
     $provider = $this->getOAuthProvider();
     $oauth_info = $this->getOAuthInfo();
     $request = $this->getRequest();
     $errors = array();
     $e_username = true;
     $e_email = true;
     $e_realname = true;
     $user = new PhabricatorUser();
     $user->setUsername($provider->retrieveUserAccountName());
     $user->setRealName($provider->retrieveUserRealName());
     $new_email = $provider->retrieveUserEmail();
     if ($new_email) {
         // If the user's OAuth provider account has an email address but the
         // email address domain is not allowed by the Phabricator configuration,
         // we just pretend the provider did not supply an address.
         //
         // For instance, if the user uses Google OAuth and their Google address
         // is "*****@*****.**" but Phabricator is configured to require users
         // use "@company.com" addresses, we show a prompt below and tell the user
         // to provide their "@company.com" address. They can still use the OAuth
         // account to login, they just need to associate their account with an
         // allowed address.
         //
         // If the OAuth address is fine, we just use it and don't prompt the user.
         if (!PhabricatorUserEmail::isAllowedAddress($new_email)) {
             $new_email = null;
         }
     }
     $show_email_input = $new_email === null;
     if ($request->isFormPost()) {
         $user->setUsername($request->getStr('username'));
         $username = $user->getUsername();
         if (!strlen($user->getUsername())) {
             $e_username = '******';
             $errors[] = 'Username is required.';
         } else {
             if (!PhabricatorUser::validateUsername($username)) {
                 $e_username = '******';
                 $errors[] = PhabricatorUser::describeValidUsername();
             } else {
                 $e_username = null;
             }
         }
         if (!$new_email) {
             $new_email = trim($request->getStr('email'));
             if (!$new_email) {
                 $e_email = 'Required';
                 $errors[] = 'Email is required.';
             } else {
                 $e_email = null;
             }
         }
         if ($new_email) {
             $email_ok = PhabricatorUserEmail::isAllowedAddress($new_email);
             if (!$email_ok) {
                 $e_email = 'Invalid';
                 $errors[] = PhabricatorUserEmail::describeAllowedAddresses();
             }
         }
         if (!strlen($user->getRealName())) {
             $user->setRealName($request->getStr('realname'));
             if (!strlen($user->getRealName())) {
                 $e_realname = 'Required';
                 $errors[] = 'Real name is required.';
             } else {
                 $e_realname = null;
             }
         }
         if (!$errors) {
             $image = $provider->retrieveUserProfileImage();
             if ($image) {
                 $file = PhabricatorFile::newFromFileData($image, array('name' => $provider->getProviderKey() . '-profile.jpg', 'authorPHID' => $user->getPHID()));
                 $xformer = new PhabricatorImageTransformer();
                 // Resize OAuth image to a reasonable size
                 $small_xformed = $xformer->executeProfileTransform($file, $width = 50, $min_height = 50, $max_height = 50);
                 $user->setProfileImagePHID($small_xformed->getPHID());
             }
             try {
                 // NOTE: We don't verify OAuth email addresses by default because
                 // OAuth providers might associate email addresses with accounts that
                 // haven't actually verified they own them. We could selectively
                 // auto-verify some providers that we trust here, but the stakes for
                 // verifying an email address are high because having a corporate
                 // address at a company is sometimes the key to the castle.
                 $email_obj = id(new PhabricatorUserEmail())->setAddress($new_email)->setIsVerified(0);
                 id(new PhabricatorUserEditor())->setActor($user)->createNewUser($user, $email_obj);
                 $oauth_info->setUserID($user->getID());
                 $oauth_info->save();
                 $session_key = $user->establishSession('web');
                 $request->setCookie('phusr', $user->getUsername());
                 $request->setCookie('phsid', $session_key);
                 $email_obj->sendVerificationEmail($user);
                 return id(new AphrontRedirectResponse())->setURI('/');
             } catch (AphrontQueryDuplicateKeyException $exception) {
                 $same_username = id(new PhabricatorUser())->loadOneWhere('userName = %s', $user->getUserName());
                 $same_email = id(new PhabricatorUserEmail())->loadOneWhere('address = %s', $new_email);
                 if ($same_username) {
                     $e_username = '******';
                     $errors[] = 'That username or email is not unique.';
                 } else {
                     if ($same_email) {
                         $e_email = 'Duplicate';
                         $errors[] = 'That email is not unique.';
                     } else {
                         throw $exception;
                     }
                 }
             }
         }
     }
     $error_view = null;
     if ($errors) {
         $error_view = new AphrontErrorView();
         $error_view->setTitle('Registration Failed');
         $error_view->setErrors($errors);
     }
     // Strip the URI down to the path, because otherwise we'll trigger
     // external CSRF protection (by having a protocol in the form "action")
     // and generate a form with no CSRF token.
     $action_uri = new PhutilURI($provider->getRedirectURI());
     $action_path = $action_uri->getPath();
     $form = new AphrontFormView();
     $form->addHiddenInput('confirm_token', $provider->getAccessToken())->addHiddenInput('expires', $oauth_info->getTokenExpires())->addHiddenInput('state', $this->getOAuthState())->setUser($request->getUser())->setAction($action_path)->appendChild(id(new AphrontFormTextControl())->setLabel('Username')->setName('username')->setValue($user->getUsername())->setError($e_username));
     if ($show_email_input) {
         $form->appendChild(id(new AphrontFormTextControl())->setLabel('Email')->setName('email')->setValue($request->getStr('email'))->setCaption(PhabricatorUserEmail::describeAllowedAddresses())->setError($e_email));
     }
     if ($provider->retrieveUserRealName() === null) {
         $form->appendChild(id(new AphrontFormTextControl())->setLabel('Real Name')->setName('realname')->setValue($request->getStr('realname'))->setError($e_realname));
     }
     $form->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'));
 }