src/applications/differential/storage/DifferentialViewState.php

   1 <?php
   2
   3 final class DifferentialViewState
   4   extends DifferentialDAO
   5   implements PhabricatorPolicyInterface {
   6
   7   protected $viewerPHID;
   8   protected $objectPHID;
   9   protected $viewState = array();
  10
  11   private $hasModifications;
  12
  13   protected function getConfiguration() {
  14     return array(
  15       self::CONFIG_SERIALIZATION => array(
  16         'viewState' => self::SERIALIZATION_JSON,
  17       ),
  18       self::CONFIG_KEY_SCHEMA => array(
  19         'key_viewer' => array(
  20           'columns' => array('viewerPHID', 'objectPHID'),
  21           'unique' => true,
  22         ),
  23         'key_object' => array(
  24           'columns' => array('objectPHID'),
  25         ),
  26         'key_modified' => array(
  27           'columns' => array('dateModified'),
  28         ),
  29       ),
  30     ) + parent::getConfiguration();
  31   }
  32
  33   public function setChangesetProperty(
  34     DifferentialChangeset $changeset,
  35     $key,
  36     $value) {
  37
  38     if ($this->getChangesetProperty($changeset, $key) === $value) {
  39       return;
  40     }
  41
  42     $properties = array(
  43       'value' => $value,
  44       'epoch' => PhabricatorTime::getNow(),
  45     );
  46
  47     $diff_id = $changeset->getDiffID();
  48     if ($diff_id !== null) {
  49       $properties['diffID'] = (int)$diff_id;
  50     }
  51
  52     $changeset_id = $changeset->getID();
  53     if ($changeset_id !== null) {
  54       $properties['changesetID'] = (int)$changeset_id;
  55     }
  56
  57     $path_hash = $this->getChangesetPathHash($changeset);
  58     $changeset_phid = $this->getChangesetKey($changeset);
  59
  60     $this->hasModifications = true;
  61
  62     $this->viewState['changesets'][$path_hash][$key][$changeset_phid] =
  63       $properties;
  64   }
  65
  66   public function getChangesetProperty(
  67     DifferentialChangeset $changeset,
  68     $key,
  69     $default = null) {
  70
  71     $entries = $this->getChangesetPropertyEntries(
  72       $changeset,
  73       $key);
  74
  75     $entries = isort($entries, 'epoch');
  76
  77     $entry = last($entries);
  78     if (!is_array($entry)) {
  79       $entry = array();
  80     }
  81
  82     return idx($entry, 'value', $default);
  83   }
  84
  85   public function getChangesetPropertyEntries(
  86     DifferentialChangeset $changeset,
  87     $key) {
  88     $path_hash = $this->getChangesetPathHash($changeset);
  89
  90     $entries = idxv($this->viewState, array('changesets', $path_hash, $key));
  91     if (!is_array($entries)) {
  92       $entries = array();
  93     }
  94
  95     return $entries;
  96   }
  97
  98   public function getHasModifications() {
  99     return $this->hasModifications;
 100   }
 101
 102   private function getChangesetPathHash(DifferentialChangeset $changeset) {
 103     $path = $changeset->getFilename();
 104     return PhabricatorHash::digestForIndex($path);
 105   }
 106
 107   private function getChangesetKey(DifferentialChangeset $changeset) {
 108     $key = $changeset->getID();
 109
 110     if ($key === null) {
 111       return '*';
 112     }
 113
 114     return (string)$key;
 115   }
 116
 117   public static function copyViewStatesToObject($src_phid, $dst_phid) {
 118     $table = new self();
 119     $conn = $table->establishConnection('w');
 120
 121     queryfx(
 122       $conn,
 123       'INSERT IGNORE INTO %R
 124           (viewerPHID, objectPHID, viewState, dateCreated, dateModified)
 125         SELECT viewerPHID, %s, viewState, dateCreated, dateModified
 126           FROM %R WHERE objectPHID = %s',
 127       $table,
 128       $dst_phid,
 129       $table,
 130       $src_phid);
 131   }
 132
 133 /* -(  PhabricatorPolicyInterface  )----------------------------------------- */
 134
 135
 136   public function getCapabilities() {
 137     return array(
 138       PhabricatorPolicyCapability::CAN_VIEW,
 139     );
 140   }
 141
 142   public function getPolicy($capability) {
 143     return PhabricatorPolicies::POLICY_NOONE;
 144   }
 145
 146   public function hasAutomaticCapability($capability, PhabricatorUser $viewer) {
 147     return ($viewer->getPHID() === $this->getViewerPHID());
 148   }
 149
 150 }