Allow repositories to be activate/deactivated in a transaction-aware way

Summary: Adds activate/deactivate action plus transactions.

Test Plan: See screenshot.

Reviewers: btrahan

Reviewed By: btrahan

CC: aran

Differential Revision: https://secure.phabricator.com/D7057

src/applications/diffusion/controller/DiffusionRepositoryEditActivateController.php

@@ -0,0 +1,66 @@
+<?php
+
+final class DiffusionRepositoryEditActivateController
+  extends DiffusionController {
+
+  public function processRequest() {
+    $request = $this->getRequest();
+    $viewer = $request->getUser();
+    $drequest = $this->diffusionRequest;
+    $repository = $drequest->getRepository();
+
+    $repository = id(new PhabricatorRepositoryQuery())
+      ->setViewer($viewer)
+      ->requireCapabilities(
+        array(
+          PhabricatorPolicyCapability::CAN_VIEW,
+          PhabricatorPolicyCapability::CAN_EDIT,
+        ))
+      ->withIDs(array($repository->getID()))
+      ->executeOne();
+
+    if (!$repository) {
+      return new Aphront404Response();
+    }
+
+    $edit_uri = $this->getRepositoryControllerURI($repository, 'edit/');
+
+    if ($request->isFormPost()) {
+      $xaction = id(new PhabricatorRepositoryTransaction())
+        ->setTransactionType(PhabricatorRepositoryTransaction::TYPE_ACTIVATE)
+        ->setNewValue(!$repository->isTracked());
+
+      $editor = id(new PhabricatorRepositoryEditor())
+        ->setContinueOnNoEffect(true)
+        ->setContentSourceFromRequest($request)
+        ->setActor($viewer)
+        ->applyTransactions($repository, array($xaction));
+
+      return id(new AphrontReloadResponse())->setURI($edit_uri);
+    }
+
+    $dialog = id(new AphrontDialogView())
+      ->setUser($viewer);
+
+    if ($repository->isTracked()) {
+      $dialog
+        ->setTitle(pht('Deactivate Repository?'))
+        ->appendChild(
+          pht('Deactivate this repository?'))
+        ->addSubmitButton(pht('Deactivate Repository'))
+        ->addCancelButton($edit_uri);
+    } else {
+      $dialog
+        ->setTitle(pht('Activate Repository?'))
+        ->appendChild(
+          pht('Activate this repository?'))
+        ->addSubmitButton(pht('Activate Repository'))
+        ->addCancelButton($edit_uri);
+    }
+
+    return id(new AphrontDialogResponse())
+      ->setDialog($dialog);
+  }
+
+
+}