/**
* execute the next step of a donation receipt run
*
* @return array of stats:
*/
public function nextStep()
{
// some containers
$exporter_results = array();
$files = array();
$profile = $this->snapshot->getProfile();
// Synchronize this step
$lock = CRM_Utils_DonrecHelper::getLock('CRM_Donrec_Logic_Engine', 'nextStep');
if (!$lock->isAcquired()) {
// lock timed out
CRM_Core_Error::debug_log_message("de.systopia.donrec - couldn't acquire lock. Timeout is " . $lock->_timeout);
// compile and return "state of affairs" report
$stats = $this->createStats();
$stats['log'] = array();
$stats['files'] = $files;
$stats['chunk_size'] = 0;
CRM_Donrec_Logic_Exporter::addLogEntry($stats, "Couldn't acquire lock. Parallel processing denied. Lock timeout is {$lock->_timeout}s.");
return $stats;
}
// check status
$is_bulk = !empty($this->parameters['bulk']);
$is_test = !empty($this->parameters['test']);
// initialize stuff
$chunk = $this->snapshot->getNextChunk($is_bulk, $is_test);
$exporters = $this->getExporters();
// loop over receipts
foreach ($chunk as $chunk_id => $chunk_items) {
// Setup some parameters
//**********************************
// Prepare chunk_items:
// #FIXME: It is more convenient to have a simalar array-structure for bulk-
// and single-processing. In future the getNextChunk-method might be
// refactored and build up the arrays correspondingly.
$chunk_items = $is_bulk ? $chunk_items : array($chunk_items);
$contact_id = $chunk_items[0]['contact_id'];
$line_ids = array();
foreach ($chunk_items as $chunk_item) {
$line_ids[] = $chunk_item['id'];
}
// create a SnapshotReceipt
$snapshot_receipt = $this->snapshot->getSnapshotReceipt($line_ids, $is_test);
// call exporters
//**********************************
foreach ($exporters as $exporter) {
$exporter_id = $exporter->getID();
if ($is_bulk) {
$result = $exporter->exportBulk($snapshot_receipt, $is_test);
} else {
$result = $exporter->exportSingle($snapshot_receipt, $is_test);
}
if (!isset($exporter_results[$exporter_id])) {
$exporter_results[$exporter_id] = array();
$exporter_results[$exporter_id]['success'] = 0;
$exporter_results[$exporter_id]['failure'] = 0;
}
if ($result) {
$exporter_results[$exporter_id]['success']++;
} else {
$exporter_results[$exporter_id]['failure']++;
}
}
// save original pdfs and create receipt for non-test-runs
//**********************************
if (!$is_test) {
$receipt_params = array();
$receipt_params['type'] = $is_bulk ? 'BULK' : 'SINGLE';
if ($profile->saveOriginalPDF()) {
$pdf_file = $this->getPDF($line_ids);
$file = CRM_Donrec_Logic_File::createPermanentFile($pdf_file, basename($pdf_file), $contact_id);
if (!empty($file)) {
$receipt_params['original_file'] = $file['id'];
}
}
CRM_Donrec_Logic_Receipt::createFromSnapshotReceipt($snapshot_receipt, $receipt_params);
}
}
// The last chunk is empty.
// If it is the last do some wrap-up.
// Otherwise mark the chunk as processed.
//**********************************
if (!$chunk) {
foreach ($exporters as $exporter) {
$result = $exporter->wrapUp($this->snapshot->getId(), $is_test, $is_bulk);
if (!empty($result['download_name']) && !empty($result['download_url'])) {
$files[$exporter->getID()] = array($result['download_name'], $result['download_url']);
}
}
} else {
$this->snapshot->markChunkProcessed($chunk, $is_test, $is_bulk);
}
// compile stats
//**********************************
$stats = $this->createStats();
// create log-messages
foreach ($exporter_results as $exporter_id => $result) {
$msg = sprintf('%s processed %d items - %d succeeded, %d failed', $exporter_id, count($chunk), $result['success'], $result['failure']);
$type = $result['failure'] ? 'ERROR' : 'INFO';
CRM_Donrec_Logic_Exporter::addLogEntry($stats, $msg, $type);
}
$stats['files'] = $files;
if ($chunk == NULL) {
$stats['progress'] = 100.0;
} else {
$stats['chunk_size'] = count($chunk);
}
// release our lock
$lock->release();
return $stats;
}
