/** * Fill the queue with upgrade tasks. * * @param string $currentVer * the original revision. * @param string $latestVer * the target (final) revision. * @param string $postUpgradeMessageFile * path of a modifiable file which lists the post-upgrade messages. * * @return CRM_Queue_Service */ public static function buildQueue($currentVer, $latestVer, $postUpgradeMessageFile) { $upgrade = new CRM_Upgrade_Form(); // hack to make 4.0.x (D7,J1.6) codebase go through 3.4.x (d6, J1.5) upgrade files, // since schema wise they are same if (CRM_Upgrade_Form::getRevisionPart($currentVer) == '4.0') { $currentVer = str_replace('4.0.', '3.4.', $currentVer); } // Ensure that queue can be created if (!CRM_Queue_BAO_QueueItem::findCreateTable()) { CRM_Core_Error::fatal(ts('Failed to find or create queueing table')); } $queue = CRM_Queue_Service::singleton()->create(array('name' => self::QUEUE_NAME, 'type' => 'Sql', 'reset' => TRUE)); $revisions = $upgrade->getRevisionSequence(); foreach ($revisions as $rev) { // proceed only if $currentVer < $rev if (version_compare($currentVer, $rev) < 0) { $beginTask = new CRM_Queue_Task(array('CRM_Upgrade_Form', 'doIncrementalUpgradeStart'), array($rev), "Begin Upgrade to {$rev}"); $queue->createItem($beginTask); $task = new CRM_Queue_Task(array('CRM_Upgrade_Form', 'doIncrementalUpgradeStep'), array($rev, $currentVer, $latestVer, $postUpgradeMessageFile), "Upgrade DB to {$rev}"); $queue->createItem($task); $task = new CRM_Queue_Task(array('CRM_Upgrade_Form', 'doIncrementalUpgradeFinish'), array($rev, $currentVer, $latestVer, $postUpgradeMessageFile), "Finish Upgrade DB to {$rev}"); $queue->createItem($task); } } return $queue; }