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PhabricatorApplication.php
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Mon, Apr 28, 13:22

PhabricatorApplication.php
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<?php
/**
* @task info Application Information
* @task ui UI Integration
* @task uri URI Routing
* @task fact Fact Integration
* @task meta Application Management
* @group apps
*/
abstract class PhabricatorApplication
implements PhabricatorPolicyInterface {
const GROUP_CORE = 'core';
const GROUP_UTILITIES = 'util';
const GROUP_ADMIN = 'admin';
const GROUP_DEVELOPER = 'developer';
const TILE_INVISIBLE = 'invisible';
const TILE_HIDE = 'hide';
const TILE_SHOW = 'show';
const TILE_FULL = 'full';
public static function getApplicationGroups() {
return array(
self::GROUP_CORE => pht('Core Applications'),
self::GROUP_UTILITIES => pht('Utilities'),
self::GROUP_ADMIN => pht('Administration'),
self::GROUP_DEVELOPER => pht('Developer Tools'),
);
}
public static function getTileDisplayName($constant) {
$names = array(
self::TILE_INVISIBLE => pht('Invisible'),
self::TILE_HIDE => pht('Hidden'),
self::TILE_SHOW => pht('Show Small Tile'),
self::TILE_FULL => pht('Show Large Tile'),
);
return idx($names, $constant);
}
/* -( Application Information )-------------------------------------------- */
public function getName() {
return substr(get_class($this), strlen('PhabricatorApplication'));
}
public function getShortDescription() {
return $this->getName().' Application';
}
public function isInstalled() {
if (!$this->canUninstall()) {
return true;
}
$beta = PhabricatorEnv::getEnvConfig('phabricator.show-beta-applications');
if (!$beta && $this->isBeta()) {
return false;
}
$uninstalled = PhabricatorEnv::getEnvConfig(
'phabricator.uninstalled-applications');
return empty($uninstalled[get_class($this)]);
}
public function isBeta() {
return false;
}
/**
* Return true if this application should not appear in application lists in
* the UI. Primarily intended for unit test applications or other
* pseudo-applications.
*
* @return bool True to remove application from UI lists.
*/
public function isUnlisted() {
return false;
}
/**
* Returns true if an application is first-party (developed by Phacility)
* and false otherwise.
*
* @return bool True if this application is developed by Phacility.
*/
final public function isFirstParty() {
$where = id(new ReflectionClass($this))->getFileName();
$root = phutil_get_library_root('phabricator');
if (!Filesystem::isDescendant($where, $root)) {
return false;
}
if (Filesystem::isDescendant($where, $root.'/extensions')) {
return false;
}
return true;
}
public function canUninstall() {
return true;
}
public function getPHID() {
return 'PHID-APPS-'.get_class($this);
}
public function getTypeaheadURI() {
return $this->getBaseURI();
}
public function getBaseURI() {
return null;
}
public function getApplicationURI($path = '') {
return $this->getBaseURI().ltrim($path, '/');
}
public function getIconURI() {
return null;
}
public function getIconName() {
return 'application';
}
public function shouldAppearInLaunchView() {
return true;
}
public function getApplicationOrder() {
return PHP_INT_MAX;
}
public function getApplicationGroup() {
return self::GROUP_CORE;
}
public function getTitleGlyph() {
return null;
}
public function getHelpURI() {
return null;
}
public function getOverview() {
return null;
}
public function getEventListeners() {
return array();
}
public function getDefaultTileDisplay(PhabricatorUser $user) {
switch ($this->getApplicationGroup()) {
case self::GROUP_CORE:
return self::TILE_FULL;
case self::GROUP_UTILITIES:
case self::GROUP_DEVELOPER:
return self::TILE_HIDE;
case self::GROUP_ADMIN:
if ($user->getIsAdmin()) {
return self::TILE_SHOW;
} else {
return self::TILE_INVISIBLE;
}
break;
default:
return self::TILE_SHOW;
}
}
public function getRemarkupRules() {
return array();
}
/* -( URI Routing )-------------------------------------------------------- */
public function getRoutes() {
return array();
}
/* -( Fact Integration )--------------------------------------------------- */
public function getFactObjectsForAnalysis() {
return array();
}
/* -( UI Integration )----------------------------------------------------- */
/**
* Render status elements (like "3 Waiting Reviews") for application list
* views. These provide a way to alert users to new or pending action items
* in applications.
*
* @param PhabricatorUser Viewing user.
* @return list<PhabricatorApplicationStatusView> Application status elements.
* @task ui
*/
public function loadStatus(PhabricatorUser $user) {
return array();
}
/**
* You can provide an optional piece of flavor text for the application. This
* is currently rendered in application launch views if the application has no
* status elements.
*
* @return string|null Flavor text.
* @task ui
*/
public function getFlavorText() {
return null;
}
/**
* Build items for the main menu.
*
* @param PhabricatorUser The viewing user.
* @param AphrontController The current controller. May be null for special
* pages like 404, exception handlers, etc.
* @return list<PHUIListItemView> List of menu items.
* @task ui
*/
public function buildMainMenuItems(
PhabricatorUser $user,
PhabricatorController $controller = null) {
return array();
}
/**
* Build extra items for the main menu. Generally, this is used to render
* static dropdowns.
*
* @param PhabricatorUser The viewing user.
* @param AphrontController The current controller. May be null for special
* pages like 404, exception handlers, etc.
* @return view List of menu items.
* @task ui
*/
public function buildMainMenuExtraNodes(
PhabricatorUser $viewer,
PhabricatorController $controller = null) {
return array();
}
/**
* Build items for the "quick create" menu.
*
* @param PhabricatorUser The viewing user.
* @return list<PHUIListItemView> List of menu items.
*/
public function getQuickCreateItems(PhabricatorUser $viewer) {
return array();
}
/* -( Application Management )--------------------------------------------- */
public static function getByClass($class_name) {
$selected = null;
$applications = PhabricatorApplication::getAllApplications();
foreach ($applications as $application) {
if (get_class($application) == $class_name) {
$selected = $application;
break;
}
}
if (!$selected) {
throw new Exception("No application '{$class_name}'!");
}
return $selected;
}
public static function getAllApplications() {
static $applications;
if ($applications === null) {
$apps = id(new PhutilSymbolLoader())
->setAncestorClass(__CLASS__)
->loadObjects();
// Reorder the applications into "application order". Notably, this
// ensures their event handlers register in application order.
$apps = msort($apps, 'getApplicationOrder');
$apps = mgroup($apps, 'getApplicationGroup');
$group_order = array_keys(self::getApplicationGroups());
$apps = array_select_keys($apps, $group_order) + $apps;
$apps = array_mergev($apps);
$applications = $apps;
}
return $applications;
}
public static function getAllInstalledApplications() {
$all_applications = self::getAllApplications();
$apps = array();
foreach ($all_applications as $app) {
if (!$app->isInstalled()) {
continue;
}
$apps[] = $app;
}
return $apps;
}
/**
* Determine if an application is installed, by application class name.
*
* To check if an application is installed //and// available to a particular
* viewer, user @{method:isClassInstalledForViewer}.
*
* @param string Application class name.
* @return bool True if the class is installed.
* @task meta
*/
public static function isClassInstalled($class) {
return self::getByClass($class)->isInstalled();
}
/**
* Determine if an application is installed and available to a viewer, by
* application class name.
*
* To check if an application is installed at all, use
* @{method:isClassInstalled}.
*
* @param string Application class name.
* @param PhabricatorUser Viewing user.
* @return bool True if the class is installed for the viewer.
* @task meta
*/
public static function isClassInstalledForViewer(
$class,
PhabricatorUser $viewer) {
if (!self::isClassInstalled($class)) {
return false;
}
return PhabricatorPolicyFilter::hasCapability(
$viewer,
self::getByClass($class),
PhabricatorPolicyCapability::CAN_VIEW);
}
/* -( PhabricatorPolicyInterface )----------------------------------------- */
public function getCapabilities() {
return array_merge(
array(
PhabricatorPolicyCapability::CAN_VIEW,
PhabricatorPolicyCapability::CAN_EDIT,
),
array_keys($this->getCustomCapabilities()));
}
public function getPolicy($capability) {
$default = $this->getCustomPolicySetting($capability);
if ($default) {
return $default;
}
switch ($capability) {
case PhabricatorPolicyCapability::CAN_VIEW:
return PhabricatorPolicies::getMostOpenPolicy();
case PhabricatorPolicyCapability::CAN_EDIT:
return PhabricatorPolicies::POLICY_ADMIN;
default:
$spec = $this->getCustomCapabilitySpecification($capability);
return idx($spec, 'default', PhabricatorPolicies::POLICY_USER);
}
}
public function hasAutomaticCapability($capability, PhabricatorUser $viewer) {
return false;
}
public function describeAutomaticCapability($capability) {
return null;
}
/* -( Policies )----------------------------------------------------------- */
protected function getCustomCapabilities() {
return array();
}
private function getCustomPolicySetting($capability) {
if (!$this->isCapabilityEditable($capability)) {
return null;
}
$config = PhabricatorEnv::getEnvConfig('phabricator.application-settings');
$app = idx($config, $this->getPHID());
if (!$app) {
return null;
}
$policy = idx($app, 'policy');
if (!$policy) {
return null;
}
return idx($policy, $capability);
}
private function getCustomCapabilitySpecification($capability) {
$custom = $this->getCustomCapabilities();
if (!isset($custom[$capability])) {
throw new Exception("Unknown capability '{$capability}'!");
}
return $custom[$capability];
}
public function getCapabilityLabel($capability) {
switch ($capability) {
case PhabricatorPolicyCapability::CAN_VIEW:
return pht('Can Use Application');
case PhabricatorPolicyCapability::CAN_EDIT:
return pht('Can Configure Application');
}
$capobj = PhabricatorPolicyCapability::getCapabilityByKey($capability);
if ($capobj) {
return $capobj->getCapabilityName();
}
return null;
}
public function isCapabilityEditable($capability) {
switch ($capability) {
case PhabricatorPolicyCapability::CAN_VIEW:
return $this->canUninstall();
case PhabricatorPolicyCapability::CAN_EDIT:
return false;
default:
$spec = $this->getCustomCapabilitySpecification($capability);
return idx($spec, 'edit', true);
}
}
public function getCapabilityCaption($capability) {
switch ($capability) {
case PhabricatorPolicyCapability::CAN_VIEW:
if (!$this->canUninstall()) {
return pht(
'This application is required for Phabricator to operate, so all '.
'users must have access to it.');
} else {
return null;
}
case PhabricatorPolicyCapability::CAN_EDIT:
return null;
default:
$spec = $this->getCustomCapabilitySpecification($capability);
return idx($spec, 'caption');
}
}
}

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