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   1  <?php
   2  
   3  final class FundBackerProduct extends PhortuneProductImplementation {
   4  
   5    private $initiativePHID;
   6    private $initiative;
   7    private $viewer;
   8  
   9    public function setViewer(PhabricatorUser $viewer) {
  10      $this->viewer = $viewer;
  11      return $this;
  12    }
  13  
  14    public function getViewer() {
  15      return $this->viewer;
  16    }
  17  
  18    public function getRef() {
  19      return $this->getInitiativePHID();
  20    }
  21  
  22    public function getName(PhortuneProduct $product) {
  23      $initiative = $this->getInitiative();
  24      return pht(
  25        'Fund %s %s',
  26        $initiative->getMonogram(),
  27        $initiative->getName());
  28    }
  29  
  30    public function getPriceAsCurrency(PhortuneProduct $product) {
  31      return PhortuneCurrency::newEmptyCurrency();
  32    }
  33  
  34    public function setInitiativePHID($initiative_phid) {
  35      $this->initiativePHID = $initiative_phid;
  36      return $this;
  37    }
  38  
  39    public function getInitiativePHID() {
  40      return $this->initiativePHID;
  41    }
  42  
  43    public function setInitiative(FundInitiative $initiative) {
  44      $this->initiative = $initiative;
  45      return $this;
  46    }
  47  
  48    public function getInitiative() {
  49      return $this->initiative;
  50    }
  51  
  52    public function loadImplementationsForRefs(
  53      PhabricatorUser $viewer,
  54      array $refs) {
  55  
  56      $initiatives = id(new FundInitiativeQuery())
  57        ->setViewer($viewer)
  58        ->withPHIDs($refs)
  59        ->execute();
  60      $initiatives = mpull($initiatives, null, 'getPHID');
  61  
  62      $objects = array();
  63      foreach ($refs as $ref) {
  64        $object = id(new FundBackerProduct())
  65          ->setViewer($viewer)
  66          ->setInitiativePHID($ref);
  67  
  68        $initiative = idx($initiatives, $ref);
  69        if ($initiative) {
  70          $object->setInitiative($initiative);
  71        }
  72  
  73        $objects[] = $object;
  74      }
  75  
  76      return $objects;
  77    }
  78  
  79    public function didPurchaseProduct(
  80      PhortuneProduct $product,
  81      PhortunePurchase $purchase) {
  82      $viewer = $this->getViewer();
  83  
  84      $backer = id(new FundBackerQuery())
  85        ->setViewer($viewer)
  86        ->withPHIDs(array($purchase->getMetadataValue('backerPHID')))
  87        ->executeOne();
  88      if (!$backer) {
  89        throw new Exception(pht('Unable to load FundBacker!'));
  90      }
  91  
  92      // Load the actual backing user -- they may not be the curent viewer if this
  93      // product purchase is completing from a background worker or a merchant
  94      // action.
  95  
  96      $actor = id(new PhabricatorPeopleQuery())
  97        ->setViewer($viewer)
  98        ->withPHIDs(array($backer->getBackerPHID()))
  99        ->executeOne();
 100  
 101      $xactions = array();
 102      $xactions[] = id(new FundInitiativeTransaction())
 103        ->setTransactionType(FundInitiativeTransaction::TYPE_BACKER)
 104        ->setMetadataValue(
 105          FundInitiativeTransaction::PROPERTY_AMOUNT,
 106          $backer->getAmountAsCurrency()->serializeForStorage())
 107        ->setNewValue($backer->getPHID());
 108  
 109      $editor = id(new FundInitiativeEditor())
 110        ->setActor($actor)
 111        ->setContentSource($this->getContentSource());
 112  
 113      $editor->applyTransactions($this->getInitiative(), $xactions);
 114    }
 115  
 116    public function didRefundProduct(
 117      PhortuneProduct $product,
 118      PhortunePurchase $purchase,
 119      PhortuneCurrency $amount) {
 120      $viewer = $this->getViewer();
 121  
 122      $backer = id(new FundBackerQuery())
 123        ->setViewer($viewer)
 124        ->withPHIDs(array($purchase->getMetadataValue('backerPHID')))
 125        ->executeOne();
 126      if (!$backer) {
 127        throw new Exception(pht('Unable to load FundBacker!'));
 128      }
 129  
 130      $xactions = array();
 131      $xactions[] = id(new FundInitiativeTransaction())
 132        ->setTransactionType(FundInitiativeTransaction::TYPE_REFUND)
 133        ->setMetadataValue(
 134          FundInitiativeTransaction::PROPERTY_AMOUNT,
 135          $amount->serializeForStorage())
 136        ->setMetadataValue(
 137          FundInitiativeTransaction::PROPERTY_BACKER,
 138          $backer->getBackerPHID())
 139        ->setNewValue($backer->getPHID());
 140  
 141      $editor = id(new FundInitiativeEditor())
 142        ->setActor($viewer)
 143        ->setContentSource($this->getContentSource());
 144  
 145      $editor->applyTransactions($this->getInitiative(), $xactions);
 146    }
 147  
 148  }