/**
* {@inheritdoc}
*/
public function import()
{
$this->getEventDispatcher()->dispatch(MigrateEvents::PRE_IMPORT, new MigrateImportEvent($this->migration));
// Knock off migration if the requirements haven't been met.
try {
$this->migration->checkRequirements();
} catch (RequirementsException $e) {
$this->message->display($this->t('Migration @id did not meet the requirements. @message @requirements', array('@id' => $this->migration->id(), '@message' => $e->getMessage(), '@requirements' => $e->getRequirementsString())), 'error');
return MigrationInterface::RESULT_FAILED;
}
$return = MigrationInterface::RESULT_COMPLETED;
$source = $this->getSource();
$id_map = $this->migration->getIdMap();
try {
$source->rewind();
} catch (\Exception $e) {
$this->message->display($this->t('Migration failed with source plugin exception: !e', array('!e' => $e->getMessage())), 'error');
return MigrationInterface::RESULT_FAILED;
}
$destination = $this->migration->getDestinationPlugin();
while ($source->valid()) {
$row = $source->current();
if ($this->sourceIdValues = $row->getSourceIdValues()) {
// Wipe old messages, and save any new messages.
$id_map->delete($this->sourceIdValues, TRUE);
$this->saveQueuedMessages();
}
try {
$this->processRow($row);
$save = TRUE;
} catch (MigrateSkipRowException $e) {
$id_map->saveIdMapping($row, array(), MigrateIdMapInterface::STATUS_IGNORED, $this->rollbackAction);
$save = FALSE;
}
if ($save) {
try {
$this->getEventDispatcher()->dispatch(MigrateEvents::PRE_ROW_SAVE, new MigratePreRowSaveEvent($this->migration, $row));
$destination_id_values = $destination->import($row, $id_map->lookupDestinationId($this->sourceIdValues));
$this->getEventDispatcher()->dispatch(MigrateEvents::POST_ROW_SAVE, new MigratePostRowSaveEvent($this->migration, $row, $destination_id_values));
if ($destination_id_values) {
// We do not save an idMap entry for config.
if ($destination_id_values !== TRUE) {
$id_map->saveIdMapping($row, $destination_id_values, $this->sourceRowStatus, $this->rollbackAction);
}
} else {
$id_map->saveIdMapping($row, array(), MigrateIdMapInterface::STATUS_FAILED, $this->rollbackAction);
if (!$id_map->messageCount()) {
$message = $this->t('New object was not saved, no error provided');
$this->saveMessage($message);
$this->message->display($message);
}
}
} catch (MigrateException $e) {
$this->migration->getIdMap()->saveIdMapping($row, array(), $e->getStatus(), $this->rollbackAction);
$this->saveMessage($e->getMessage(), $e->getLevel());
$this->message->display($e->getMessage(), 'error');
} catch (\Exception $e) {
$this->migration->getIdMap()->saveIdMapping($row, array(), MigrateIdMapInterface::STATUS_FAILED, $this->rollbackAction);
$this->handleException($e);
}
}
if ($high_water_property = $this->migration->get('highWaterProperty')) {
$this->migration->saveHighWater($row->getSourceProperty($high_water_property['name']));
}
// Reset row properties.
unset($sourceValues, $destinationValues);
$this->sourceRowStatus = MigrateIdMapInterface::STATUS_IMPORTED;
if (($return = $this->checkStatus()) != MigrationInterface::RESULT_COMPLETED) {
break;
}
try {
$source->next();
} catch (\Exception $e) {
$this->message->display($this->t('Migration failed with source plugin exception: !e', array('!e' => $e->getMessage())), 'error');
return MigrationInterface::RESULT_FAILED;
}
}
$this->migration->setMigrationResult($return);
$this->getEventDispatcher()->dispatch(MigrateEvents::POST_IMPORT, new MigrateImportEvent($this->migration));
return $return;
}
