src/applications/repository/storage/PhabricatorRepositoryCommitHint.php

   1 <?php
   2
   3 final class PhabricatorRepositoryCommitHint
   4   extends PhabricatorRepositoryDAO
   5   implements PhabricatorPolicyInterface {
   6
   7   protected $repositoryPHID;
   8   protected $oldCommitIdentifier;
   9   protected $newCommitIdentifier;
  10   protected $hintType;
  11
  12   const HINT_NONE = 'none';
  13   const HINT_REWRITTEN = 'rewritten';
  14   const HINT_UNREADABLE = 'unreadable';
  15
  16   protected function getConfiguration() {
  17     return array(
  18       self::CONFIG_TIMESTAMPS => false,
  19       self::CONFIG_COLUMN_SCHEMA => array(
  20         'oldCommitIdentifier' => 'text40',
  21         'newCommitIdentifier' => 'text40?',
  22         'hintType' => 'text32',
  23       ),
  24       self::CONFIG_KEY_SCHEMA => array(
  25         'key_old' => array(
  26           'columns' => array('repositoryPHID', 'oldCommitIdentifier'),
  27           'unique' => true,
  28         ),
  29       ),
  30     ) + parent::getConfiguration();
  31   }
  32
  33   public static function getAllHintTypes() {
  34     return array(
  35       self::HINT_NONE,
  36       self::HINT_REWRITTEN,
  37       self::HINT_UNREADABLE,
  38     );
  39   }
  40
  41   public static function updateHint($repository_phid, $old, $new, $type) {
  42     switch ($type) {
  43       case self::HINT_NONE:
  44         break;
  45       case self::HINT_REWRITTEN:
  46         if (!$new) {
  47           throw new Exception(
  48             pht(
  49               'When hinting a commit ("%s") as rewritten, you must provide '.
  50               'the commit it was rewritten into.',
  51               $old));
  52         }
  53         break;
  54       case self::HINT_UNREADABLE:
  55         if ($new) {
  56           throw new Exception(
  57             pht(
  58               'When hinting a commit ("%s") as unreadable, you must not '.
  59               'provide a new commit ("%s").',
  60               $old,
  61               $new));
  62         }
  63         break;
  64       default:
  65         $all_types = self::getAllHintTypes();
  66         throw new Exception(
  67           pht(
  68             'Hint type ("%s") for commit ("%s") is not valid. Valid hints '.
  69             'are: %s.',
  70             $type,
  71             $old,
  72             implode(', ', $all_types)));
  73     }
  74
  75     $table = new self();
  76     $table_name = $table->getTableName();
  77     $conn = $table->establishConnection('w');
  78
  79     if ($type == self::HINT_NONE) {
  80       queryfx(
  81         $conn,
  82         'DELETE FROM %T WHERE repositoryPHID = %s AND oldCommitIdentifier = %s',
  83         $table_name,
  84         $repository_phid,
  85         $old);
  86     } else {
  87       queryfx(
  88         $conn,
  89         'INSERT INTO %T
  90           (repositoryPHID, oldCommitIdentifier, newCommitIdentifier, hintType)
  91           VALUES (%s, %s, %ns, %s)
  92           ON DUPLICATE KEY UPDATE
  93             newCommitIdentifier = VALUES(newCommitIdentifier),
  94             hintType = VALUES(hintType)',
  95         $table_name,
  96         $repository_phid,
  97         $old,
  98         $new,
  99         $type);
 100     }
 101   }
 102
 103
 104   public function isUnreadable() {
 105     return ($this->getHintType() == self::HINT_UNREADABLE);
 106   }
 107
 108   public function isRewritten() {
 109     return ($this->getHintType() == self::HINT_REWRITTEN);
 110   }
 111
 112
 113 /* -(  PhabricatorPolicyInterface  )----------------------------------------- */
 114
 115
 116   public function getCapabilities() {
 117     return array(
 118       PhabricatorPolicyCapability::CAN_VIEW,
 119     );
 120   }
 121
 122   public function getPolicy($capability) {
 123     switch ($capability) {
 124       case PhabricatorPolicyCapability::CAN_VIEW:
 125         return PhabricatorPolicies::getMostOpenPolicy();
 126     }
 127   }
 128
 129   public function hasAutomaticCapability($capability, PhabricatorUser $viewer) {
 130     return false;
 131   }
 132
 133 }