src/applications/files/storage/PhabricatorFileAttachment.php

   1 <?php
   2
   3 final class PhabricatorFileAttachment
   4   extends PhabricatorFileDAO
   5   implements
   6     PhabricatorPolicyInterface,
   7     PhabricatorExtendedPolicyInterface {
   8
   9   protected $objectPHID;
  10   protected $filePHID;
  11   protected $attacherPHID;
  12   protected $attachmentMode;
  13
  14   private $object = self::ATTACHABLE;
  15   private $file = self::ATTACHABLE;
  16
  17   const MODE_ATTACH = 'attach';
  18   const MODE_REFERENCE = 'reference';
  19   const MODE_DETACH = 'detach';
  20
  21   protected function getConfiguration() {
  22     return array(
  23       self::CONFIG_COLUMN_SCHEMA => array(
  24         'objectPHID' => 'phid',
  25         'filePHID' => 'phid',
  26         'attacherPHID' => 'phid?',
  27         'attachmentMode' => 'text32',
  28       ),
  29       self::CONFIG_KEY_SCHEMA => array(
  30         'key_object' => array(
  31           'columns' => array('objectPHID', 'filePHID'),
  32           'unique' => true,
  33         ),
  34         'key_file' => array(
  35           'columns' => array('filePHID'),
  36         ),
  37       ),
  38     ) + parent::getConfiguration();
  39   }
  40
  41   public static function getModeList() {
  42     return array(
  43       self::MODE_ATTACH,
  44       self::MODE_REFERENCE,
  45       self::MODE_DETACH,
  46     );
  47   }
  48
  49   public static function getModeNameMap() {
  50     return array(
  51       self::MODE_ATTACH => pht('Attached'),
  52       self::MODE_REFERENCE => pht('Referenced'),
  53     );
  54   }
  55
  56   public function isPolicyAttachment() {
  57     switch ($this->getAttachmentMode()) {
  58       case self::MODE_ATTACH:
  59         return true;
  60       default:
  61         return false;
  62     }
  63   }
  64
  65   public function attachObject($object) {
  66     $this->object = $object;
  67     return $this;
  68   }
  69
  70   public function getObject() {
  71     return $this->assertAttached($this->object);
  72   }
  73
  74   public function attachFile(PhabricatorFile $file = null) {
  75     $this->file = $file;
  76     return $this;
  77   }
  78
  79   public function getFile() {
  80     return $this->assertAttached($this->file);
  81   }
  82
  83   public function canDetach() {
  84     switch ($this->getAttachmentMode()) {
  85       case self::MODE_ATTACH:
  86         return true;
  87     }
  88
  89     return false;
  90   }
  91
  92
  93 /* -(  PhabricatorPolicyInterface  )----------------------------------------- */
  94
  95
  96   public function getCapabilities() {
  97     return array(
  98       PhabricatorPolicyCapability::CAN_VIEW,
  99     );
 100   }
 101
 102   public function getPolicy($capability) {
 103     switch ($capability) {
 104       case PhabricatorPolicyCapability::CAN_VIEW:
 105         return PhabricatorPolicies::getMostOpenPolicy();
 106     }
 107   }
 108
 109   public function hasAutomaticCapability($capability, PhabricatorUser $viewer) {
 110     return false;
 111   }
 112
 113
 114 /* -(  PhabricatorExtendedPolicyInterface  )--------------------------------- */
 115
 116
 117   public function getExtendedPolicy($capability, PhabricatorUser $viewer) {
 118     return array(
 119       array($this->getObject(), $capability),
 120     );
 121   }
 122
 123 }