public function generateData()
 {
     $lib_data = array();
     foreach (PhutilBootloader::getInstance()->getAllLibraries() as $lib) {
         $lib_data[$lib] = phutil_get_library_root($lib);
     }
     return array('config' => PhabricatorEnv::getAllConfigKeys(), 'libraries' => $lib_data);
 }
 protected function executeChecks()
 {
     $ancient_config = self::getAncientConfig();
     $all_keys = PhabricatorEnv::getAllConfigKeys();
     $all_keys = array_keys($all_keys);
     sort($all_keys);
     $defined_keys = PhabricatorApplicationConfigOptions::loadAllOptions();
     foreach ($all_keys as $key) {
         if (isset($defined_keys[$key])) {
             continue;
         }
         if (isset($ancient_config[$key])) {
             $summary = pht('This option has been removed. You may delete it at your ' . 'convenience.');
             $message = pht("The configuration option '%s' has been removed. You may delete " . "it at your convenience." . "\n\n%s", $key, $ancient_config[$key]);
             $short = pht('Obsolete Config');
             $name = pht('Obsolete Configuration Option "%s"', $key);
         } else {
             $summary = pht('This option is not recognized. It may be misspelled.');
             $message = pht("The configuration option '%s' is not recognized. It may be " . "misspelled, or it might have existed in an older version of " . "Phabricator. It has no effect, and should be corrected or deleted.", $key);
             $short = pht('Unknown Config');
             $name = pht('Unknown Configuration Option "%s"', $key);
         }
         $issue = $this->newIssue('config.unknown.' . $key)->setShortName($short)->setName($name)->setSummary($summary);
         $stack = PhabricatorEnv::getConfigSourceStack();
         $stack = $stack->getStack();
         $found = array();
         $found_local = false;
         $found_database = false;
         foreach ($stack as $source_key => $source) {
             $value = $source->getKeys(array($key));
             if ($value) {
                 $found[] = $source->getName();
                 if ($source instanceof PhabricatorConfigDatabaseSource) {
                     $found_database = true;
                 }
                 if ($source instanceof PhabricatorConfigLocalSource) {
                     $found_local = true;
                 }
             }
         }
         $message = $message . "\n\n" . pht('This configuration value is defined in these %d ' . 'configuration source(s): %s.', count($found), implode(', ', $found));
         $issue->setMessage($message);
         if ($found_local) {
             $command = csprintf('phabricator/ $ ./bin/config delete %s', $key);
             $issue->addCommand($command);
         }
         if ($found_database) {
             $issue->addPhabricatorConfig($key);
         }
     }
     $this->executeManiphestFieldChecks();
 }