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PhabricatorAuthProvider.php
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PhabricatorAuthProvider.php
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<?php
abstract class PhabricatorAuthProvider extends Phobject {
private $providerConfig;
public function attachProviderConfig(PhabricatorAuthProviderConfig $config) {
$this->providerConfig = $config;
return $this;
}
public function hasProviderConfig() {
return (bool)$this->providerConfig;
}
public function getProviderConfig() {
if ($this->providerConfig === null) {
throw new PhutilInvalidStateException('attachProviderConfig');
}
return $this->providerConfig;
}
public function getProviderConfigPHID() {
return $this->getProviderConfig()->getPHID();
}
public function getConfigurationHelp() {
return null;
}
public function getDefaultProviderConfig() {
return id(new PhabricatorAuthProviderConfig())
->setProviderClass(get_class($this))
->setIsEnabled(1)
->setShouldAllowLogin(1)
->setShouldAllowRegistration(1)
->setShouldAllowLink(1)
->setShouldAllowUnlink(1);
}
public function getNameForCreate() {
return $this->getProviderName();
}
public function getDescriptionForCreate() {
return null;
}
public function getProviderKey() {
return $this->getAdapter()->getAdapterKey();
}
public function getProviderType() {
return $this->getAdapter()->getAdapterType();
}
public function getProviderDomain() {
return $this->getAdapter()->getAdapterDomain();
}
public static function getAllBaseProviders() {
return id(new PhutilClassMapQuery())
->setAncestorClass(__CLASS__)
->execute();
}
public static function getAllProviders() {
static $providers;
if ($providers === null) {
$objects = self::getAllBaseProviders();
$configs = id(new PhabricatorAuthProviderConfigQuery())
->setViewer(PhabricatorUser::getOmnipotentUser())
->execute();
$providers = array();
foreach ($configs as $config) {
if (!isset($objects[$config->getProviderClass()])) {
// This configuration is for a provider which is not installed.
continue;
}
$object = clone $objects[$config->getProviderClass()];
$object->attachProviderConfig($config);
$key = $object->getProviderKey();
if (isset($providers[$key])) {
throw new Exception(
pht(
"Two authentication providers use the same provider key ".
"('%s'). Each provider must be identified by a unique key.",
$key));
}
$providers[$key] = $object;
}
}
return $providers;
}
public static function getAllEnabledProviders() {
$providers = self::getAllProviders();
foreach ($providers as $key => $provider) {
if (!$provider->isEnabled()) {
unset($providers[$key]);
}
}
return $providers;
}
public static function getEnabledProviderByKey($provider_key) {
return idx(self::getAllEnabledProviders(), $provider_key);
}
abstract public function getProviderName();
abstract public function getAdapter();
public function isEnabled() {
return $this->getProviderConfig()->getIsEnabled();
}
public function shouldAllowLogin() {
return $this->getProviderConfig()->getShouldAllowLogin();
}
public function shouldAllowRegistration() {
if (!$this->shouldAllowLogin()) {
return false;
}
return $this->getProviderConfig()->getShouldAllowRegistration();
}
public function shouldAllowAccountLink() {
return $this->getProviderConfig()->getShouldAllowLink();
}
public function shouldAllowAccountUnlink() {
return $this->getProviderConfig()->getShouldAllowUnlink();
}
public function shouldTrustEmails() {
return $this->shouldAllowEmailTrustConfiguration() &&
$this->getProviderConfig()->getShouldTrustEmails();
}
/**
* Should we allow the adapter to be marked as "trusted". This is true for
* all adapters except those that allow the user to type in emails (see
* @{class:PhabricatorPasswordAuthProvider}).
*/
public function shouldAllowEmailTrustConfiguration() {
return true;
}
public function buildLoginForm(PhabricatorAuthStartController $controller) {
return $this->renderLoginForm($controller->getRequest(), $mode = 'start');
}
public function buildInviteForm(PhabricatorAuthStartController $controller) {
return $this->renderLoginForm($controller->getRequest(), $mode = 'invite');
}
abstract public function processLoginRequest(
PhabricatorAuthLoginController $controller);
public function buildLinkForm($controller) {
return $this->renderLoginForm($controller->getRequest(), $mode = 'link');
}
public function shouldAllowAccountRefresh() {
return true;
}
public function buildRefreshForm(
PhabricatorAuthLinkController $controller) {
return $this->renderLoginForm($controller->getRequest(), $mode = 'refresh');
}
protected function renderLoginForm(AphrontRequest $request, $mode) {
throw new PhutilMethodNotImplementedException();
}
public function createProviders() {
return array($this);
}
protected function willSaveAccount(PhabricatorExternalAccount $account) {
return;
}
final protected function newExternalAccountForIdentifiers(
array $identifiers) {
assert_instances_of($identifiers, 'PhabricatorExternalAccountIdentifier');
if (!$identifiers) {
throw new Exception(
pht(
'Authentication provider (of class "%s") is attempting to '.
'load or create an external account, but provided no account '.
'identifiers.',
get_class($this)));
}
$config = $this->getProviderConfig();
$viewer = PhabricatorUser::getOmnipotentUser();
$raw_identifiers = mpull($identifiers, 'getIdentifierRaw');
$accounts = id(new PhabricatorExternalAccountQuery())
->setViewer($viewer)
->withProviderConfigPHIDs(array($config->getPHID()))
->withRawAccountIdentifiers($raw_identifiers)
->needAccountIdentifiers(true)
->execute();
if (!$accounts) {
$account = $this->newExternalAccount();
} else if (count($accounts) === 1) {
$account = head($accounts);
} else {
throw new Exception(
pht(
'Authentication provider (of class "%s") is attempting to load '.
'or create an external account, but provided a list of '.
'account identifiers which map to more than one account: %s.',
get_class($this),
implode(', ', $raw_identifiers)));
}
// See T13493. Add all the identifiers to the account. In the case where
// an account initially has a lower-quality identifier (like an email
// address) and later adds a higher-quality identifier (like a GUID), this
// allows us to automatically upgrade toward the higher-quality identifier
// and survive API changes which remove the lower-quality identifier more
// gracefully.
foreach ($identifiers as $identifier) {
$account->appendIdentifier($identifier);
}
return $this->didUpdateAccount($account);
}
final protected function newExternalAccountForUser(PhabricatorUser $user) {
$config = $this->getProviderConfig();
// When a user logs in with a provider like username/password, they
// always already have a Phabricator account (since there's no way they
// could have a username otherwise).
// These users should never go to registration, so we're building a
// dummy "external account" which just links directly back to their
// internal account.
$account = id(new PhabricatorExternalAccountQuery())
->setViewer($user)
->withProviderConfigPHIDs(array($config->getPHID()))
->withUserPHIDs(array($user->getPHID()))
->executeOne();
if (!$account) {
$account = $this->newExternalAccount()
->setUserPHID($user->getPHID());
}
return $this->didUpdateAccount($account);
}
private function didUpdateAccount(PhabricatorExternalAccount $account) {
$adapter = $this->getAdapter();
$account->setUsername($adapter->getAccountName());
$account->setRealName($adapter->getAccountRealName());
$account->setEmail($adapter->getAccountEmail());
$account->setAccountURI($adapter->getAccountURI());
$account->setProfileImagePHID(null);
$image_uri = $adapter->getAccountImageURI();
if ($image_uri) {
try {
$name = PhabricatorSlug::normalize($this->getProviderName());
$name = $name.'-profile.jpg';
// TODO: If the image has not changed, we do not need to make a new
// file entry for it, but there's no convenient way to do this with
// PhabricatorFile right now. The storage will get shared, so the impact
// here is negligible.
$unguarded = AphrontWriteGuard::beginScopedUnguardedWrites();
$image_file = PhabricatorFile::newFromFileDownload(
$image_uri,
array(
'name' => $name,
'viewPolicy' => PhabricatorPolicies::POLICY_NOONE,
));
if ($image_file->isViewableImage()) {
$image_file
->setViewPolicy(PhabricatorPolicies::getMostOpenPolicy())
->setCanCDN(true)
->save();
$account->setProfileImagePHID($image_file->getPHID());
} else {
$image_file->delete();
}
unset($unguarded);
} catch (Exception $ex) {
// Log this but proceed, it's not especially important that we
// be able to pull profile images.
phlog($ex);
}
}
$this->willSaveAccount($account);
$unguarded = AphrontWriteGuard::beginScopedUnguardedWrites();
$account->save();
unset($unguarded);
return $account;
}
public function getLoginURI() {
$app = PhabricatorApplication::getByClass('PhabricatorAuthApplication');
return $app->getApplicationURI('/login/'.$this->getProviderKey().'/');
}
public function getSettingsURI() {
return '/settings/panel/external/';
}
public function getStartURI() {
$app = PhabricatorApplication::getByClass('PhabricatorAuthApplication');
$uri = $app->getApplicationURI('/start/');
return $uri;
}
public function isDefaultRegistrationProvider() {
return false;
}
public function shouldRequireRegistrationPassword() {
return false;
}
public function newDefaultExternalAccount() {
return $this->newExternalAccount();
}
protected function newExternalAccount() {
$config = $this->getProviderConfig();
$adapter = $this->getAdapter();
$account = id(new PhabricatorExternalAccount())
->setProviderConfigPHID($config->getPHID())
->attachAccountIdentifiers(array());
// TODO: Remove this when these columns are removed. They no longer have
// readers or writers (other than this callsite).
$account
->setAccountType($adapter->getAdapterType())
->setAccountDomain($adapter->getAdapterDomain());
// TODO: Remove this when "accountID" is removed; the column is not
// nullable.
$account->setAccountID('');
return $account;
}
public function getLoginOrder() {
return '500-'.$this->getProviderName();
}
protected function getLoginIcon() {
return 'Generic';
}
public function newIconView() {
return id(new PHUIIconView())
->setSpriteSheet(PHUIIconView::SPRITE_LOGIN)
->setSpriteIcon($this->getLoginIcon());
}
public function isLoginFormAButton() {
return false;
}
public function renderConfigPropertyTransactionTitle(
PhabricatorAuthProviderConfigTransaction $xaction) {
return null;
}
public function readFormValuesFromProvider() {
return array();
}
public function readFormValuesFromRequest(AphrontRequest $request) {
return array();
}
public function processEditForm(
AphrontRequest $request,
array $values) {
$errors = array();
$issues = array();
return array($errors, $issues, $values);
}
public function extendEditForm(
AphrontRequest $request,
AphrontFormView $form,
array $values,
array $issues) {
return;
}
public function willRenderLinkedAccount(
PhabricatorUser $viewer,
PHUIObjectItemView $item,
PhabricatorExternalAccount $account) {
$account_view = id(new PhabricatorAuthAccountView())
->setExternalAccount($account)
->setAuthProvider($this);
$item->appendChild(
phutil_tag(
'div',
array(
'class' => 'mmr mml mst mmb',
),
$account_view));
}
/**
* Return true to use a two-step configuration (setup, configure) instead of
* the default single-step configuration. In practice, this means that
* creating a new provider instance will redirect back to the edit page
* instead of the provider list.
*
* @return bool True if this provider uses two-step configuration.
*/
public function hasSetupStep() {
return false;
}
/**
* Render a standard login/register button element.
*
* The `$attributes` parameter takes these keys:
*
* - `uri`: URI the button should take the user to when clicked.
* - `method`: Optional HTTP method the button should use, defaults to GET.
*
* @param AphrontRequest $request HTTP request.
* @param string $mode Request mode string.
* @param map $attributes (optional) Additional parameters, see
* above.
* @return wild Log in button.
*/
protected function renderStandardLoginButton(
AphrontRequest $request,
$mode,
array $attributes = array()) {
PhutilTypeSpec::checkMap(
$attributes,
array(
'method' => 'optional string',
'uri' => 'string',
'sigil' => 'optional string',
));
$viewer = $request->getUser();
$adapter = $this->getAdapter();
if ($mode == 'link') {
$button_text = pht('Link External Account');
} else if ($mode == 'refresh') {
$button_text = pht('Refresh Account Link');
} else if ($mode == 'invite') {
$button_text = pht('Register Account');
} else if ($this->shouldAllowRegistration()) {
$button_text = pht('Log In or Register');
} else {
$button_text = pht('Log In');
}
$icon = id(new PHUIIconView())
->setSpriteSheet(PHUIIconView::SPRITE_LOGIN)
->setSpriteIcon($this->getLoginIcon());
$button = id(new PHUIButtonView())
->setSize(PHUIButtonView::BIG)
->setColor(PHUIButtonView::GREY)
->setIcon($icon)
->setText($button_text)
->setSubtext($this->getProviderName());
$uri = $attributes['uri'];
$uri = new PhutilURI($uri);
$params = $uri->getQueryParamsAsPairList();
$uri->removeAllQueryParams();
$content = array($button);
foreach ($params as $pair) {
list($key, $value) = $pair;
$content[] = phutil_tag(
'input',
array(
'type' => 'hidden',
'name' => $key,
'value' => $value,
));
}
$static_response = CelerityAPI::getStaticResourceResponse();
$static_response->addContentSecurityPolicyURI('form-action', (string)$uri);
foreach ($this->getContentSecurityPolicyFormActions() as $csp_uri) {
$static_response->addContentSecurityPolicyURI('form-action', $csp_uri);
}
return phabricator_form(
$viewer,
array(
'method' => idx($attributes, 'method', 'GET'),
'action' => (string)$uri,
'sigil' => idx($attributes, 'sigil'),
),
$content);
}
public function renderConfigurationFooter() {
return null;
}
public function getAuthCSRFCode(AphrontRequest $request) {
$phcid = $request->getCookie(PhabricatorCookies::COOKIE_CLIENTID);
if (!strlen($phcid)) {
throw new AphrontMalformedRequestException(
pht('Missing Client ID Cookie'),
pht(
'Your browser did not submit a "%s" cookie with client state '.
'information in the request. Check that cookies are enabled. '.
'If this problem persists, you may need to clear your cookies.',
PhabricatorCookies::COOKIE_CLIENTID),
true);
}
return PhabricatorHash::weakDigest($phcid);
}
protected function verifyAuthCSRFCode(AphrontRequest $request, $actual) {
$expect = $this->getAuthCSRFCode($request);
if (!strlen($actual)) {
throw new Exception(
pht(
'The authentication provider did not return a client state '.
'parameter in its response, but one was expected. If this '.
'problem persists, you may need to clear your cookies.'));
}
if (!phutil_hashes_are_identical($actual, $expect)) {
throw new Exception(
pht(
'The authentication provider did not return the correct client '.
'state parameter in its response. If this problem persists, you may '.
'need to clear your cookies.'));
}
}
public function supportsAutoLogin() {
return false;
}
public function getAutoLoginURI(AphrontRequest $request) {
throw new PhutilMethodNotImplementedException();
}
protected function getContentSecurityPolicyFormActions() {
return array();
}
}

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PhabricatorAuthProvider.php (16 KB)

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Content licensed under Creative Commons Attribution-ShareAlike 4.0 (CC-BY-SA) unless otherwise noted; code licensed under Apache 2.0 or other open source licenses. · CC BY-SA 4.0 · Apache 2.0