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PhabricatorController.php
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Sun, Jan 26, 23:08

PhabricatorController.php
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<?php
abstract class PhabricatorController extends AphrontController {
private $handles;
public function shouldRequireLogin() {
return true;
}
public function shouldRequireAdmin() {
return false;
}
public function shouldRequireEnabledUser() {
return true;
}
public function shouldAllowPublic() {
return false;
}
public function shouldRequireEmailVerification() {
return PhabricatorUserEmail::isEmailVerificationRequired();
}
public function willBeginExecution() {
$request = $this->getRequest();
if ($request->getUser()) {
// NOTE: Unit tests can set a user explicitly. Normal requests are not
// permitted to do this.
PhabricatorTestCase::assertExecutingUnitTests();
$user = $request->getUser();
} else {
$user = new PhabricatorUser();
$session_engine = new PhabricatorAuthSessionEngine();
$phsid = $request->getCookie(PhabricatorCookies::COOKIE_SESSION);
if (strlen($phsid)) {
$session_user = $session_engine->loadUserForSession(
PhabricatorAuthSession::TYPE_WEB,
$phsid);
if ($session_user) {
$user = $session_user;
}
} else {
// If the client doesn't have a session token, generate an anonymous
// session. This is used to provide CSRF protection to logged-out users.
$phsid = $session_engine->establishSession(
PhabricatorAuthSession::TYPE_WEB,
null);
// This may be a resource request, in which case we just don't set
// the cookie.
if ($request->canSetCookies()) {
$request->setCookie(PhabricatorCookies::COOKIE_SESSION, $phsid);
}
}
if (!$user->isLoggedIn()) {
$user->attachAlternateCSRFString(PhabricatorHash::digest($phsid));
}
$request->setUser($user);
}
$translation = $user->getTranslation();
if ($translation &&
$translation != PhabricatorEnv::getEnvConfig('translation.provider')) {
$translation = newv($translation, array());
PhutilTranslator::getInstance()
->setLanguage($translation->getLanguage())
->addTranslations($translation->getTranslations());
}
$preferences = $user->loadPreferences();
if (PhabricatorEnv::getEnvConfig('darkconsole.enabled')) {
$dark_console = PhabricatorUserPreferences::PREFERENCE_DARK_CONSOLE;
if ($preferences->getPreference($dark_console) ||
PhabricatorEnv::getEnvConfig('darkconsole.always-on')) {
$console = new DarkConsoleCore();
$request->getApplicationConfiguration()->setConsole($console);
}
}
if ($this->shouldRequireEnabledUser()) {
if ($user->isLoggedIn() && !$user->getIsApproved()) {
$controller = new PhabricatorAuthNeedsApprovalController($request);
return $this->delegateToController($controller);
}
if ($user->getIsDisabled()) {
$controller = new PhabricatorDisabledUserController($request);
return $this->delegateToController($controller);
}
}
$event = new PhabricatorEvent(
PhabricatorEventType::TYPE_CONTROLLER_CHECKREQUEST,
array(
'request' => $request,
'controller' => $this,
));
$event->setUser($user);
PhutilEventEngine::dispatchEvent($event);
$checker_controller = $event->getValue('controller');
if ($checker_controller != $this) {
return $this->delegateToController($checker_controller);
}
if ($this->shouldRequireLogin()) {
// This actually means we need either:
// - a valid user, or a public controller; and
// - permission to see the application.
$auth_class = 'PhabricatorApplicationAuth';
$auth_application = PhabricatorApplication::getByClass($auth_class);
$allow_public = $this->shouldAllowPublic() &&
PhabricatorEnv::getEnvConfig('policy.allow-public');
// If this controller isn't public, and the user isn't logged in, require
// login.
if (!$allow_public && !$user->isLoggedIn()) {
$login_controller = new PhabricatorAuthStartController($request);
$this->setCurrentApplication($auth_application);
return $this->delegateToController($login_controller);
}
if ($user->isLoggedIn()) {
if ($this->shouldRequireEmailVerification()) {
if (!$user->getIsEmailVerified()) {
$controller = new PhabricatorMustVerifyEmailController($request);
$this->setCurrentApplication($auth_application);
return $this->delegateToController($controller);
}
}
}
// If the user doesn't have access to the application, don't let them use
// any of its controllers. We query the application in order to generate
// a policy exception if the viewer doesn't have permission.
$application = $this->getCurrentApplication();
if ($application) {
id(new PhabricatorApplicationQuery())
->setViewer($user)
->withPHIDs(array($application->getPHID()))
->executeOne();
}
}
// NOTE: We do this last so that users get a login page instead of a 403
// if they need to login.
if ($this->shouldRequireAdmin() && !$user->getIsAdmin()) {
return new Aphront403Response();
}
}
public function buildStandardPageView() {
$view = new PhabricatorStandardPageView();
$view->setRequest($this->getRequest());
$view->setController($this);
return $view;
}
public function buildStandardPageResponse($view, array $data) {
$page = $this->buildStandardPageView();
$page->appendChild($view);
$response = new AphrontWebpageResponse();
$response->setContent($page->render());
return $response;
}
public function getApplicationURI($path = '') {
if (!$this->getCurrentApplication()) {
throw new Exception("No application!");
}
return $this->getCurrentApplication()->getApplicationURI($path);
}
public function buildApplicationPage($view, array $options) {
$page = $this->buildStandardPageView();
$title = PhabricatorEnv::getEnvConfig('phabricator.serious-business') ?
'Phabricator' :
pht('Bacon Ice Cream for Breakfast');
$application = $this->getCurrentApplication();
$page->setTitle(idx($options, 'title', $title));
if ($application) {
$page->setApplicationName($application->getName());
if ($application->getTitleGlyph()) {
$page->setGlyph($application->getTitleGlyph());
}
}
if (!($view instanceof AphrontSideNavFilterView)) {
$nav = new AphrontSideNavFilterView();
$nav->appendChild($view);
$view = $nav;
}
$user = $this->getRequest()->getUser();
$view->setUser($user);
$page->appendChild($view);
$object_phids = idx($options, 'pageObjects', array());
if ($object_phids) {
$page->appendPageObjects($object_phids);
foreach ($object_phids as $object_phid) {
PhabricatorFeedStoryNotification::updateObjectNotificationViews(
$user,
$object_phid);
}
}
if (idx($options, 'device')) {
$page->setDeviceReady(true);
}
$page->setShowChrome(idx($options, 'chrome', true));
$application_menu = $this->buildApplicationMenu();
if ($application_menu) {
$page->setApplicationMenu($application_menu);
}
$response = new AphrontWebpageResponse();
return $response->setContent($page->render());
}
public function didProcessRequest($response) {
$request = $this->getRequest();
$response->setRequest($request);
$seen = array();
while ($response instanceof AphrontProxyResponse) {
$hash = spl_object_hash($response);
if (isset($seen[$hash])) {
$seen[] = get_class($response);
throw new Exception(
"Cycle while reducing proxy responses: ".
implode(' -> ', $seen));
}
$seen[$hash] = get_class($response);
$response = $response->reduceProxyResponse();
}
if ($response instanceof AphrontDialogResponse) {
if (!$request->isAjax()) {
$view = new PhabricatorStandardPageView();
$view->setRequest($request);
$view->setController($this);
$view->appendChild(phutil_tag(
'div',
array('style' => 'padding: 2em 0;'),
$response->buildResponseString()));
$page_response = new AphrontWebpageResponse();
$page_response->setContent($view->render());
$page_response->setHTTPResponseCode($response->getHTTPResponseCode());
return $page_response;
} else {
$response->getDialog()->setIsStandalone(true);
return id(new AphrontAjaxResponse())
->setContent(array(
'dialog' => $response->buildResponseString(),
));
}
} else if ($response instanceof AphrontRedirectResponse) {
if ($request->isAjax()) {
return id(new AphrontAjaxResponse())
->setContent(
array(
'redirect' => $response->getURI(),
));
}
}
return $response;
}
protected function getHandle($phid) {
if (empty($this->handles[$phid])) {
throw new Exception(
"Attempting to access handle which wasn't loaded: {$phid}");
}
return $this->handles[$phid];
}
protected function loadHandles(array $phids) {
$phids = array_filter($phids);
$this->handles = $this->loadViewerHandles($phids);
return $this;
}
protected function getLoadedHandles() {
return $this->handles;
}
protected function loadViewerHandles(array $phids) {
return id(new PhabricatorHandleQuery())
->setViewer($this->getRequest()->getUser())
->withPHIDs($phids)
->execute();
}
/**
* Render a list of links to handles, identified by PHIDs. The handles must
* already be loaded.
*
* @param list<phid> List of PHIDs to render links to.
* @param string Style, one of "\n" (to put each item on its own line)
* or "," (to list items inline, separated by commas).
* @return string Rendered list of handle links.
*/
protected function renderHandlesForPHIDs(array $phids, $style = "\n") {
$style_map = array(
"\n" => phutil_tag('br'),
',' => ', ',
);
if (empty($style_map[$style])) {
throw new Exception("Unknown handle list style '{$style}'!");
}
return implode_selected_handle_links($style_map[$style],
$this->getLoadedHandles(),
array_filter($phids));
}
protected function buildApplicationMenu() {
return null;
}
protected function buildApplicationCrumbs() {
$crumbs = array();
$application = $this->getCurrentApplication();
if ($application) {
$sprite = $application->getIconName();
if (!$sprite) {
$sprite = 'application';
}
$crumbs[] = id(new PhabricatorCrumbView())
->setHref($this->getApplicationURI())
->setIcon($sprite);
}
$view = new PhabricatorCrumbsView();
foreach ($crumbs as $crumb) {
$view->addCrumb($crumb);
}
return $view;
}
protected function hasApplicationCapability($capability) {
return PhabricatorPolicyFilter::hasCapability(
$this->getRequest()->getUser(),
$this->getCurrentApplication(),
$capability);
}
protected function requireApplicationCapability($capability) {
PhabricatorPolicyFilter::requireCapability(
$this->getRequest()->getUser(),
$this->getCurrentApplication(),
$capability);
}
protected function explainApplicationCapability(
$capability,
$positive_message,
$negative_message) {
$can_act = $this->hasApplicationCapability($capability);
if ($can_act) {
$message = $positive_message;
$icon_name = 'enable-grey';
} else {
$message = $negative_message;
$icon_name = 'lock';
}
$icon = id(new PHUIIconView())
->setSpriteSheet(PHUIIconView::SPRITE_ICONS)
->setSpriteIcon($icon_name);
require_celerity_resource('policy-css');
$phid = $this->getCurrentApplication()->getPHID();
$explain_uri = "/policy/explain/{$phid}/{$capability}/";
$message = phutil_tag(
'div',
array(
'class' => 'policy-capability-explanation',
),
array(
$icon,
javelin_tag(
'a',
array(
'href' => $explain_uri,
'sigil' => 'workflow',
),
$message),
));
return array($can_act, $message);
}
public function getDefaultResourceSource() {
return 'phabricator';
}
}

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