PHP Gdn::installationSecret方法代碼示例

 /**
  * Statistics setup & configuration.
  *
  * @since 2.0.17
  * @access public
  */
 public function index()
 {
     $this->permission('Garden.Settings.Manage');
     $this->addSideMenu('dashboard/statistics');
     //$this->addJsFile('statistics.js');
     $this->title(t('Vanilla Statistics'));
     $this->enableSlicing($this);
     if ($this->Form->authenticatedPostBack()) {
         $Flow = true;
         if ($Flow && $this->Form->getFormValue('Reregister')) {
             Gdn::Statistics()->register();
         }
         if ($Flow && $this->Form->getFormValue('Save')) {
             Gdn::installationID($this->Form->getFormValue('InstallationID'));
             Gdn::installationSecret($this->Form->getFormValue('InstallationSecret'));
             $this->informMessage(t("Your settings have been saved."));
         }
         if ($Flow && $this->Form->getFormValue('AllowLocal')) {
             saveToConfig('Garden.Analytics.AllowLocal', true);
         }
         if ($Flow && $this->Form->getFormValue('Allow')) {
             saveToConfig('Garden.Analytics.Enabled', true);
         }
         if ($Flow && $this->Form->getFormValue('ClearCredentials')) {
             Gdn::installationID(false);
             Gdn::installationSecret(false);
             Gdn::statistics()->Tick();
             $Flow = false;
         }
     } else {
         $this->Form->setValue('InstallationID', Gdn::installationID());
         $this->Form->setValue('InstallationSecret', Gdn::installationSecret());
     }
     $AnalyticsEnabled = Gdn_Statistics::checkIsEnabled();
     if ($AnalyticsEnabled) {
         $ConfFile = Gdn::config()->defaultPath();
         $this->setData('ConfWritable', $ConfWritable = is_writable($ConfFile));
         if (!$ConfWritable) {
             $AnalyticsEnabled = false;
         }
     }
     $this->setData('AnalyticsEnabled', $AnalyticsEnabled);
     $NotifyMessage = Gdn::get('Garden.Analytics.Notify', false);
     $this->setData('NotifyMessage', $NotifyMessage);
     if ($NotifyMessage !== false) {
         Gdn::set('Garden.Analytics.Notify', null);
     }
     $this->render();
 }

 /**
  * Signature check.
  *
  * This method checks the supplied signature of a request against a hash of
  * the request arguments augmented with the local secret from the config file.
  *
  * ****
  * THIS METHOD USES ALL SUPPLIED ARGUMENTS IN ITS SIGNATURE HASH ALGORITHM
  * ****
  *
  * @param type $Request Array of request parameters
  * @return boolean Status of verification check, or null if no VanillaID
  */
 protected function verifySignature($Request)
 {
     // If this response has no ID, return NULL (could not verify)
     $VanillaID = GetValue('VanillaID', $Request, null);
     if (is_null($VanillaID)) {
         return null;
     }
     // Response is bogus - wrong InstallationID
     if (!is_null(Gdn::installationID()) && $VanillaID != Gdn::installationID()) {
         return false;
     }
     // If we don't have a secret, we cannot verify anyway
     $VanillaSecret = Gdn::installationSecret();
     if (is_null($VanillaSecret)) {
         return null;
     }
     // Calculate clock desync
     $CurrentGmTime = Gdn_Statistics::time();
     $RequestTime = val('RequestTime', $Request, 0);
     $TimeDiff = abs($CurrentGmTime - $RequestTime);
     $AllowedTimeDiff = C('Garden.Analytics.RequestTimeout', 1440);
     // Allow 24* minutes of clock desync, otherwise signature is invalid
     if ($TimeDiff > $AllowedTimeDiff) {
         return false;
     }
     $SecurityHash = val('SecurityHash', $Request);
     // Remove the existing SecuritHash before calculating the signature
     unset($Request['SecurityHash']);
     // Add the real secret
     $Request['Secret'] = $VanillaSecret;
     $SignData = array_intersect_key($Request, array_fill_keys(array('VanillaID', 'Secret', 'RequestTime', 'TimeSlot'), null));
     // ksort the array to preserve a known order
     $SignData = array_change_key_case($SignData, CASE_LOWER);
     ksort($SignData);
     // Calculate the hash
     $RealHash = sha1(http_build_query($SignData));
     if ($RealHash == $SecurityHash) {
         return true;
     }
     return false;
 }

 /**
  * Generate an access token for stats graphs.
  *
  * @return bool|string Returns a token or **false** if required information is missing.
  */
 public static function generateToken()
 {
     $id = Gdn::installationID();
     $secret = Gdn::installationSecret();
     if (empty($id) || empty($secret)) {
         return false;
     }
     $str = 'v1.' . dechex(time());
     $token = $str . '.' . hash_hmac('sha1', $str, $secret);
     return $token;
 }