public function Redis_Cache::getMultiple in Redis 7.3

Same name and namespace in other branches

1. 7.2 lib/Redis/Cache.php \Redis_Cache::getMultiple()

Returns data from the persistent cache when given an array of cache IDs.

Parameters

$cids: An array of cache IDs for the data to retrieve. This is passed by reference, and will have the IDs successfully returned from cache removed.

Return value

An array of the items successfully returned from cache indexed by cid.

Overrides DrupalCacheInterface::getMultiple

File

lib/Redis/Cache.php, line 420

Class

Redis_Cache

Because those objects will be spawned during boostrap all its configuration must be set in the settings.php file.

Code

public function getMultiple(&$cids) {
  $ret = array();
  $delete = array();
  if (!$this->allowPipeline) {
    $entries = array();
    foreach ($cids as $cid) {
      if ($entry = $this->backend
        ->get($cid)) {
        $entries[$cid] = $entry;
      }
    }
  }
  else {
    $entries = $this->backend
      ->getMultiple($cids);
  }
  list($flushPerm, $flushVolatile) = $this
    ->getLastFlushTime();
  foreach ($cids as $key => $cid) {
    if (!empty($entries[$cid])) {
      $entry = $this
        ->expandEntry($entries[$cid], $flushPerm, $flushVolatile);
    }
    else {
      $entry = null;
    }
    if (empty($entry)) {
      $delete[] = $cid;
    }
    else {
      $ret[$cid] = $entry;
      unset($cids[$key]);
    }
  }
  if (!empty($delete)) {
    if ($this->allowPipeline) {
      foreach ($delete as $id) {
        $this->backend
          ->delete($id);
      }
    }
    else {
      $this->backend
        ->deleteMultiple($delete);
    }
  }
  return $ret;
}