public function testSetGetItem()
{
$originalValue = array('abc' => 'def');
CRM_Core_BAO_Cache::setItem($originalValue, __CLASS__, 'testSetGetItem');
$return_1 = CRM_Core_BAO_Cache::getItem(__CLASS__, 'testSetGetItem');
$this->assertEquals($originalValue, $return_1);
// Wipe out any in-memory copies of the cache. Check to see if the SQL
// read is correct.
CRM_Core_BAO_Cache::$_cache = NULL;
CRM_Utils_Cache::$_singleton = NULL;
$return_2 = CRM_Core_BAO_Cache::getItem(__CLASS__, 'testSetGetItem');
$this->assertEquals($originalValue, $return_2);
}
/**
* Reset the various system caches and some important static variables.
*/
public static function flushCache()
{
// flush out all cache entries so we can reload new data
// a bit aggressive, but livable for now
$cache = CRM_Utils_Cache::singleton();
$cache->flush();
// also reset the various static memory caches
// reset the memory or array cache
CRM_Core_BAO_Cache::deleteGroup('contact fields', NULL, FALSE);
// reset ACL cache
CRM_ACL_BAO_Cache::resetCache();
// reset various static arrays used here
CRM_Contact_BAO_Contact::$_importableFields = CRM_Contact_BAO_Contact::$_exportableFields = CRM_Contribute_BAO_Contribution::$_importableFields = CRM_Contribute_BAO_Contribution::$_exportableFields = CRM_Pledge_BAO_Pledge::$_exportableFields = CRM_Contribute_BAO_Query::$_contributionFields = CRM_Core_BAO_CustomField::$_importFields = CRM_Core_BAO_Cache::$_cache = CRM_Core_DAO::$_dbColumnValueCache = NULL;
CRM_Core_OptionGroup::flushAll();
CRM_Utils_PseudoConstant::flushAll();
}
/**
* Store an item in the DB cache.
*
* @param object $data
* (required) A reference to the data that will be serialized and stored.
* @param string $group
* (required) The group name of the item.
* @param string $path
* (required) The path under which this item is stored.
* @param int $componentID
* The optional component ID (so componenets can share the same name space).
*/
public static function setItem(&$data, $group, $path, $componentID = NULL)
{
if (self::$_cache === NULL) {
self::$_cache = array();
}
$dao = new CRM_Core_DAO_Cache();
$dao->group_name = $group;
$dao->path = $path;
$dao->component_id = $componentID;
// get a lock so that multiple ajax requests on the same page
// dont trample on each other
// CRM-11234
$lock = Civi::lockManager()->acquire("cache.{$group}_{$path}._{$componentID}");
if (!$lock->isAcquired()) {
CRM_Core_Error::fatal();
}
$dao->find(TRUE);
$dao->data = serialize($data);
$dao->created_date = date('YmdHis');
$dao->save(FALSE);
$lock->release();
$dao->free();
// cache coherency - refresh or remove dependent caches
$argString = "CRM_CT_{$group}_{$path}_{$componentID}";
$cache = CRM_Utils_Cache::singleton();
$data = unserialize($dao->data);
self::$_cache[$argString] = $data;
$cache->set($argString, $data);
$argString = "CRM_CT_CI_{$group}_{$componentID}";
unset(self::$_cache[$argString]);
$cache->delete($argString);
}
/**
* Store an item in the DB cache.
*
* @param object $data
* (required) A reference to the data that will be serialized and stored.
* @param string $group
* (required) The group name of the item.
* @param string $path
* (required) The path under which this item is stored.
* @param int $componentID
* The optional component ID (so componenets can share the same name space).
*/
public static function setItem(&$data, $group, $path, $componentID = NULL)
{
if (self::$_cache === NULL) {
self::$_cache = array();
}
// get a lock so that multiple ajax requests on the same page
// dont trample on each other
// CRM-11234
$lock = Civi::lockManager()->acquire("cache.{$group}_{$path}._{$componentID}");
if (!$lock->isAcquired()) {
CRM_Core_Error::fatal();
}
$table = self::getTableName();
$where = self::whereCache($group, $path, $componentID);
$id = CRM_Core_DAO::singleValueQuery("SELECT id FROM {$table} WHERE {$where}");
$now = date('Y-m-d H:i:s');
// FIXME - Use SQL NOW() or CRM_Utils_Time?
$dataSerialized = serialize($data);
// This table has a wonky index, so we cannot use REPLACE or
// "INSERT ... ON DUPE". Instead, use SELECT+(INSERT|UPDATE).
if ($id) {
$sql = "UPDATE {$table} SET data = %1, created_date = %2 WHERE id = %3";
$dao = CRM_Core_DAO::executeQuery($sql, array(1 => array($dataSerialized, 'String'), 2 => array($now, 'String'), 3 => array($id, 'Int')));
} else {
$insert = CRM_Utils_SQL_Insert::into($table)->row(array('group_name' => $group, 'path' => $path, 'component_id' => $componentID, 'data' => $dataSerialized, 'created_date' => $now));
$dao = CRM_Core_DAO::executeQuery($insert->toSQL());
}
$lock->release();
$dao->free();
// cache coherency - refresh or remove dependent caches
$argString = "CRM_CT_{$group}_{$path}_{$componentID}";
$cache = CRM_Utils_Cache::singleton();
$data = unserialize($dataSerialized);
self::$_cache[$argString] = $data;
$cache->set($argString, $data);
$argString = "CRM_CT_CI_{$group}_{$componentID}";
unset(self::$_cache[$argString]);
$cache->delete($argString);
}
