Move Recaptcha config to PHP

Summary: Bring these over. Also sort the group list.

Test Plan: Viewed config.

Reviewers: btrahan, codeblock, chad

Reviewed By: chad

CC: aran

Maniphest Tasks: T2255

Differential Revision: https://secure.phabricator.com/D4338

src/__phutil_library_map__.php

@@ -1062,6 +1062,7 @@ phutil_register_library_map(array(
     'PhabricatorPropertyListExample' => 'applications/uiexample/examples/PhabricatorPropertyListExample.php',
     'PhabricatorPropertyListView' => 'view/layout/PhabricatorPropertyListView.php',
     'PhabricatorQuery' => 'infrastructure/query/PhabricatorQuery.php',
+    'PhabricatorRecaptchaConfigOptions' => 'applications/config/option/PhabricatorRecaptchaConfigOptions.php',
     'PhabricatorRedirectController' => 'applications/base/controller/PhabricatorRedirectController.php',
     'PhabricatorRefreshCSRFController' => 'applications/auth/controller/PhabricatorRefreshCSRFController.php',
     'PhabricatorRemarkupControl' => 'view/form/control/PhabricatorRemarkupControl.php',
@@ -2380,6 +2381,7 @@ phutil_register_library_map(array(
     'PhabricatorProjectUpdateController' => 'PhabricatorProjectController',
     'PhabricatorPropertyListExample' => 'PhabricatorUIExample',
     'PhabricatorPropertyListView' => 'AphrontView',
+    'PhabricatorRecaptchaConfigOptions' => 'PhabricatorApplicationConfigOptions',
     'PhabricatorRedirectController' => 'PhabricatorController',
     'PhabricatorRefreshCSRFController' => 'PhabricatorAuthController',
     'PhabricatorRemarkupControl' => 'AphrontFormTextAreaControl',

src/applications/config/controller/PhabricatorConfigListController.php

@@ -46,6 +46,7 @@ final class PhabricatorConfigListController
     assert_instances_of($groups, 'PhabricatorApplicationConfigOptions');
 
     $list = new PhabricatorObjectItemListView();
+    $groups = msort($groups, 'getName');
     foreach ($groups as $group) {
       $item = id(new PhabricatorObjectItemView())
         ->setHeader($group->getName())

src/applications/config/option/PhabricatorRecaptchaConfigOptions.php

@@ -0,0 +1,39 @@
+<?php
+
+final class PhabricatorRecaptchaConfigOptions
+  extends PhabricatorApplicationConfigOptions {
+
+  public function getName() {
+    return pht("Integration with Recaptcha");
+  }
+
+  public function getDescription() {
+    return pht("Configure Recaptcha captchas.");
+  }
+
+  public function getOptions() {
+
+    return array(
+      $this->newOption('recaptcha.enabled', 'bool', false)
+        ->setOptions(
+          array(
+            pht("Disable Recaptcha"),
+            pht("Enable Recaptcha"),
+          ))
+        ->setSummary(pht('Enable captchas with Recaptcha.'))
+        ->setDescription(
+          pht(
+            "Enable recaptcha to require users solve captchas after a few ".
+            "failed login attempts. This hinders brute-force attacks against ".
+            "user passwords. For more information, see http://recaptcha.net/")),
+      $this->newOption('recaptcha.public-key', 'string', null)
+        ->setDescription(
+          pht('Recaptcha public key, obtained by signing up for Recaptcha.')),
+      $this->newOption('recaptcha.private-key', 'string', null)
+        ->setMasked(true)
+        ->setDescription(
+          pht('Recaptcha private key, obtained by signing up for Recaptcha.')),
+    );
+  }
+
+}