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PhabricatorAuthStartController.php
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Created
Wed, May 15, 01:18

PhabricatorAuthStartController.php
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<?php
final class PhabricatorAuthStartController
extends PhabricatorAuthController {
public function shouldRequireLogin() {
return false;
}
public function processRequest() {
$request = $this->getRequest();
$viewer = $request->getUser();
if ($viewer->isLoggedIn()) {
// Kick the user home if they are already logged in.
return id(new AphrontRedirectResponse())->setURI('/');
}
if ($request->isAjax()) {
return $this->processAjaxRequest();
}
if ($request->isConduit()) {
return $this->processConduitRequest();
}
if ($request->getCookie('phusr') && $request->getCookie('phsid')) {
// The session cookie is invalid, so clear it.
$request->clearCookie('phusr');
$request->clearCookie('phsid');
return $this->renderError(
pht(
"Your login session is invalid. Try reloading the page and logging ".
"in again. If that does not work, clear your browser cookies."));
}
$providers = PhabricatorAuthProvider::getAllEnabledProviders();
foreach ($providers as $key => $provider) {
if (!$provider->shouldAllowLogin()) {
unset($providers[$key]);
}
}
if (!$providers) {
return $this->renderError(
pht(
"This Phabricator install is not configured with any enabled ".
"authentication providers which can be used to log in."));
}
$next_uri = $request->getStr('next');
if (!$next_uri) {
$next_uri_path = $this->getRequest()->getPath();
if ($next_uri_path == '/auth/start/') {
$next_uri = '/';
} else {
$next_uri = $this->getRequest()->getRequestURI();
}
}
if (!$request->isFormPost()) {
$request->setCookie('next_uri', $next_uri);
$request->setCookie('phcid', Filesystem::readRandomCharacters(16));
}
$not_buttons = array();
$are_buttons = array();
$providers = msort($providers, 'getLoginOrder');
foreach ($providers as $provider) {
if ($provider->isLoginFormAButton()) {
$are_buttons[] = $provider->buildLoginForm($this);
} else {
$not_buttons[] = $provider->buildLoginForm($this);
}
}
$out = array();
$out[] = $not_buttons;
if ($are_buttons) {
require_celerity_resource('auth-css');
foreach ($are_buttons as $key => $button) {
$are_buttons[$key] = phutil_tag(
'div',
array(
'class' => 'phabricator-login-button mmb',
),
$button);
}
// If we only have one button, add a second pretend button so that we
// always have two columns. This makes it easier to get the alignments
// looking reasonable.
if (count($are_buttons) == 1) {
$are_buttons[] = null;
}
$button_columns = id(new AphrontMultiColumnView())
->setFluidLayout(true);
$are_buttons = array_chunk($are_buttons, ceil(count($are_buttons) / 2));
foreach ($are_buttons as $column) {
$button_columns->addColumn($column);
}
$out[] = phutil_tag(
'div',
array(
'class' => 'phabricator-login-buttons',
),
$button_columns);
}
$login_message = PhabricatorEnv::getEnvConfig('auth.login-message');
$login_message = phutil_safe_html($login_message);
$crumbs = $this->buildApplicationCrumbs();
$crumbs->addCrumb(
id(new PhabricatorCrumbView())
->setName(pht('Login')));
return $this->buildApplicationPage(
array(
$crumbs,
$login_message,
$out,
),
array(
'title' => pht('Login to Phabricator'),
'device' => true,
'dust' => true,
));
}
private function processAjaxRequest() {
$request = $this->getRequest();
$viewer = $request->getViewer();
// We end up here if the user clicks a workflow link that they need to
// login to use. We give them a dialog saying "You need to login...".
if ($request->isDialogFormPost()) {
return id(new AphrontRedirectResponse())->setURI(
$request->getRequestURI());
}
$dialog = new AphrontDialogView();
$dialog->setUser($viewer);
$dialog->setTitle(pht('Login Required'));
$dialog->appendChild(pht('You must login to continue.'));
$dialog->addSubmitButton(pht('Login'));
$dialog->addCancelButton('/');
return id(new AphrontDialogResponse())->setDialog($dialog);
}
private function processConduitRequest() {
$request = $this->getRequest();
$viewer = $request->getViewer();
// A common source of errors in Conduit client configuration is getting
// the request path wrong. The client will end up here, so make some
// effort to give them a comprehensible error message.
$request_path = $this->getRequest()->getPath();
$conduit_path = '/api/<method>';
$example_path = '/api/conduit.ping';
$message = pht(
'ERROR: You are making a Conduit API request to "%s", but the correct '.
'HTTP request path to use in order to access a COnduit method is "%s" '.
'(for example, "%s"). Check your configuration.',
$request_path,
$conduit_path,
$example_path);
return id(new AphrontPlainTextResponse())->setContent($message);
}
private function renderError($message) {
return $this->renderErrorPage(
pht('Authentication Failure'),
array($message));
}
}

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