src/applications/maniphest/relationship/ManiphestTaskRelationship.php

   1 <?php
   2
   3 abstract class ManiphestTaskRelationship
   4   extends PhabricatorObjectRelationship {
   5
   6   public function isEnabledForObject($object) {
   7     $viewer = $this->getViewer();
   8
   9     $has_app = PhabricatorApplication::isClassInstalledForViewer(
  10       'PhabricatorManiphestApplication',
  11       $viewer);
  12     if (!$has_app) {
  13       return false;
  14     }
  15
  16     return ($object instanceof ManiphestTask);
  17   }
  18
  19   protected function newMergeIntoTransactions(ManiphestTask $task) {
  20     return array(
  21       id(new ManiphestTransaction())
  22         ->setTransactionType(
  23           ManiphestTaskMergedIntoTransaction::TRANSACTIONTYPE)
  24         ->setNewValue($task->getPHID()),
  25     );
  26   }
  27
  28   protected function newMergeFromTransactions(array $tasks) {
  29     $xactions = array();
  30
  31     $subscriber_phids = $this->loadMergeSubscriberPHIDs($tasks);
  32
  33     $xactions[] = id(new ManiphestTransaction())
  34       ->setTransactionType(ManiphestTaskMergedFromTransaction::TRANSACTIONTYPE)
  35       ->setNewValue(mpull($tasks, 'getPHID'));
  36
  37     $xactions[] = id(new ManiphestTransaction())
  38       ->setTransactionType(PhabricatorTransactions::TYPE_SUBSCRIBERS)
  39       ->setNewValue(array('+' => $subscriber_phids));
  40
  41     return $xactions;
  42   }
  43
  44   private function loadMergeSubscriberPHIDs(array $tasks) {
  45     $phids = array();
  46
  47     foreach ($tasks as $task) {
  48       $phids[] = $task->getAuthorPHID();
  49       $phids[] = $task->getOwnerPHID();
  50     }
  51
  52     $subscribers = id(new PhabricatorSubscribersQuery())
  53       ->withObjectPHIDs(mpull($tasks, 'getPHID'))
  54       ->execute();
  55
  56     foreach ($subscribers as $phid => $subscriber_list) {
  57       foreach ($subscriber_list as $subscriber) {
  58         $phids[] = $subscriber;
  59       }
  60     }
  61
  62     $phids = array_unique($phids);
  63     $phids = array_filter($phids);
  64
  65     return $phids;
  66   }
  67
  68 }