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PhabricatorAuthProviderShibboleth.php
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Fri, Nov 22, 02:40

PhabricatorAuthProviderShibboleth.php
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<?php
final class PhabricatorAuthProviderShibboleth
extends PhabricatorAuthProvider {
private $adapter;
public function getProviderName() {
return pht('Shibboleth');
}
public function getDescriptionForCreate() {
return pht(
'Configure a trust relationship for Shibboleth (Single Sign On) '.
'autheticated users to automatically log in to Phabricator.');
}
public function getDefaultProviderConfig() {
return parent::getDefaultProviderConfig();
}
public function getAdapter() {
if (!$this->adapter) {
$conf = $this->getProviderConfig();
$adapter = id(new PhutilAuthAdapterShibboleth())
->setShibSessionIdField(
$conf->getProperty(self::KEY_SHIB_SESSION_ID_FIELD))
->setShibApplicationIdField(
$conf->getProperty(self::KEY_SHIB_APPLICATION_ID_FIELD))
->setUseridField(
$conf->getProperty(self::KEY_USERID_FIELD))
->setUsernameField(
$conf->getProperty(self::KEY_USERNAME_FIELD))
->setRealnameField(
$conf->getProperty(self::KEY_REALNAME_FIELD))
->setEmailField(
$conf->getProperty(self::KEY_EMAIL_FIELD))
->setPageURIPattern(
$conf->getProperty(self::KEY_PAGE_URI_PATTERN))
->setImageURIPattern(
$conf->getProperty(self::KEY_IMAGE_URI_PATTERN));
$this->adapter = $adapter;
}
return $this->adapter;
}
protected function renderLoginForm(AphrontRequest $request, $mode) {
$viewer = $request->getUser();
$dialog = id(new AphrontDialogView())
->setSubmitURI($this->getLoginURI())
->setUser($viewer);
if ($mode == 'link') {
$dialog->setTitle(pht('Link Shibboleth Account'));
$dialog->addSubmitButton(pht('Link Accounts'));
$dialog->addCancelButton($this->getSettingsURI());
} else if ($mode == 'refresh') {
$dialog->setTitle(pht('Refresh Shibboleth Account'));
$dialog->addSubmitButton(pht('Refresh Account'));
$dialog->addCancelButton($this->getSettingsURI());
} else {
if ($this->shouldAllowRegistration()) {
$dialog->setTitle(pht('Login or Register with Shibboleth'));
$dialog->addSubmitButton(pht('Login or Register'));
} else {
$dialog->setTitle(pht('Login with Shibboleth'));
$dialog->addSubmitButton(pht('Login'));
}
if ($mode == 'login') {
$dialog->addCancelButton($this->getStartURI());
}
}
$errors = array();
if ($request->isHTTPPost()) {
$errors[] = pht('Invalid Shibboleth session.');
}
if ($errors) {
$errors = id(new PHUIInfoView())->setErrors($errors);
}
$dialog->appendChild($errors);
return $dialog;
}
public function processLoginRequest(
PhabricatorAuthLoginController $controller) {
$request = $controller->getRequest();
$response = null;
$account = null;
$adapter = $this->getAdapter();
$headers = array();
$header_names = $adapter->getHeaderNames();
foreach ($header_names as $h) {
$headers[$h] = $request->getHTTPHeader($h);
}
if (! $adapter->setUserDataFromRequest($headers)) {
$response = $controller->buildProviderPageResponse(
$this,
$this->renderLoginForm($request, 'login'));
return array($account, $response);
}
$account_id = $adapter->getAccountID();
return array($this->loadOrCreateAccount($account_id), $response);
}
const KEY_SHIB_SESSION_ID_FIELD = 'shibboleth:session_id_field';
const KEY_SHIB_APPLICATION_ID_FIELD = 'shibboleth:application_id_field';
const KEY_USERID_FIELD = 'shibboleth:userid_field';
const KEY_USERNAME_FIELD = 'shibboleth:username_field';
const KEY_REALNAME_FIELD = 'shibboleth:realname_field';
const KEY_EMAIL_FIELD = 'shibboleth:email_field';
const KEY_PAGE_URI_PATTERN = 'shibboleth:page_uri_pattern';
const KEY_IMAGE_URI_PATTERN = 'shibboleth:image_uri_pattern';
private function getPropertyKeys() {
return array_keys($this->getPropertyLabels());
}
private function getPropertyLabels() {
return array(
self::KEY_SHIB_SESSION_ID_FIELD => pht('Session ID field name'),
self::KEY_SHIB_APPLICATION_ID_FIELD => pht('Application ID field name'),
self::KEY_USERID_FIELD => pht('User ID field name'),
self::KEY_USERNAME_FIELD => pht('Username field name'),
self::KEY_REALNAME_FIELD => pht('Real name field name'),
self::KEY_EMAIL_FIELD => pht('User email field name'),
self::KEY_PAGE_URI_PATTERN => pht('User page URI pattern'),
self::KEY_IMAGE_URI_PATTERN => pht('User image URI pattern'),
);
}
public function readFormValuesFromProvider() {
$properties = array();
foreach ($this->getPropertyLabels() as $key => $ignored) {
$properties[$key] = $this->getProviderConfig()->getProperty($key);
}
return $properties;
}
public function readFormValuesFromRequest(AphrontRequest $request) {
$values = array();
foreach ($this->getPropertyKeys() as $key) {
$values[$key] = $request->getStr($key);
}
return $values;
}
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) {
$labels = $this->getPropertyLabels();
$captions = array(
self::KEY_SHIB_SESSION_ID_FIELD => pht('Session ID field name'),
self::KEY_SHIB_APPLICATION_ID_FIELD => pht('Application ID field name'),
self::KEY_USERID_FIELD => pht('User ID field name'),
self::KEY_USERNAME_FIELD => pht('Username field name'),
self::KEY_REALNAME_FIELD => pht('Real name field name'),
self::KEY_EMAIL_FIELD => pht('User email field name'),
self::KEY_PAGE_URI_PATTERN => pht('User page URI pattern'),
self::KEY_IMAGE_URI_PATTERN => pht('User image URI pattern'),
);
foreach ($labels as $key => $label) {
$caption = idx($captions, $key);
$value = idx($values, $key);
$control = null;
$control = id(new AphrontFormTextControl())
->setName($key)
->setLabel($label)
->setCaption($caption)
->setValue($value);
$form->appendChild($control);
}
}
public function renderConfigPropertyTransactionTitle(
PhabricatorAuthProviderConfigTransaction $xaction) {
$author_phid = $xaction->getAuthorPHID();
$old = $xaction->getOldValue();
$new = $xaction->getNewValue();
$key = $xaction->getMetadataValue(
PhabricatorAuthProviderConfigTransaction::PROPERTY_KEY);
$labels = $this->getPropertyLabels();
if (isset($labels[$key])) {
$label = $labels[$key];
if (!strlen($old)) {
return pht(
'%s set the "%s" value to "%s".',
$xaction->renderHandleLink($author_phid),
$label,
$new);
} else {
return pht(
'%s changed the "%s" value from "%s" to "%s".',
$xaction->renderHandleLink($author_phid),
$label,
$old,
$new);
}
}
return parent::renderConfigPropertyTransactionTitle($xaction);
}
public static function getShibbolethProvider() {
$providers = self::getAllEnabledProviders();
foreach ($providers as $provider) {
if ($provider instanceof PhabricatorAuthProviderShibboleth) {
return $provider;
}
}
return null;
}
}

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