/**
* Validate the form
*/
private function validateForm()
{
// is the form submitted?
if ($this->frm->isSubmitted()) {
// cleanup the submitted fields, ignore fields that were added by hackers
$this->frm->cleanupFields();
// no errors?
if ($this->frm->isCorrect()) {
// the total amount of subscribers
$subscribersTotal = 0;
// loop all groups
foreach ($this->externalGroups as $group) {
// insert them in our database
$groupID = $this->get('database')->insert('mailmotor_groups', array('name' => $group['name'], 'custom_fields' => $group['custom_fields'], 'created_on' => BackendModel::getUTCDate()));
// insert the CM ID
BackendMailmotorCMHelper::insertCampaignMonitorID('list', $group['id'], $groupID);
// continue looping if this group has no subscribers
if (empty($group['subscribers'])) {
continue;
}
// add this groups subscribers amount to the total
$subscribersTotal += $group['subscribers_amount'];
// loop the subscribers for this group, and import them
foreach ($group['subscribers'] as $subscriber) {
// build new subscriber record
$item = array();
$item['email'] = $subscriber['email'];
$item['source'] = 'import';
$item['created_on'] = $subscriber['date'];
// add an additional custom field 'name', if it was set in the subscriber record
if (!empty($subscriber['name'])) {
$subscriber['custom_fields']['Name'] = $subscriber['name'];
}
// save the subscriber in our database, and subscribe it to this group
BackendMailmotorModel::saveAddress($item, $groupID, !empty($subscriber['custom_fields']) ? $subscriber['custom_fields'] : null);
}
}
// at this point, groups are set
$this->get('fork.settings')->set($this->getModule(), 'cm_groups_set', true);
// trigger event
BackendModel::triggerEvent($this->getModule(), 'after_import_groups');
// redirect to the index
$this->redirect(BackendModel::createURLForAction('Index', $this->getModule()) . '&report=groups-imported&var[]=' . count($this->externalGroups) . '&var[]=' . $subscribersTotal);
}
}
}
/**
* Processes the subscriber import. Returns an array with failed subscribers.
*
* @param array $csv The uploaded CSV file.
* @param int $groupID The group ID for which we're importing.
* @return array A list with failed subscribers.
*/
private function processImport($csv, $groupID)
{
// the CM list ID for the given group ID
$listID = BackendMailmotorCMHelper::getCampaignMonitorID('list', $groupID);
// reserve variables
$subscribers = array();
/*
IMPORTANT NOTE: CM only allows a maximum amount of 100 subscribers for each import. So we have to batch
*/
foreach ($csv as $key => $record) {
// no e-mail address set means stop here
if (empty($record['email'])) {
continue;
}
// build record to insert
$subscribers[$key] = $this->formatSubscriberCSVRow($record);
}
// divide the subscribers into batches of 100
$batches = array_chunk($subscribers, 100);
$failed = array();
$feedback = array();
$failedSubscribersCSV = array();
// loop the batches
foreach ($batches as $key => $batch) {
// import every 100 subscribers
$feedback[$key] = BackendMailmotorCMHelper::getCM()->importSubscribers($batch, $listID);
// if the batch did not contain failed imports, we continue looping
if (empty($feedback[$key])) {
continue;
}
// merge the feedback results with the full failed set
$failed = array_merge($failed, $feedback[$key]);
}
// now we have to loop all uploaded CSV rows in order to provide a .csv with all failed records.
foreach ($csv as $row) {
// the subscriber didn't fail the import, so we proceed to insert him in our database
if (!in_array($row['email'], $failed)) {
// build subscriber record
$subscriber = array();
$subscriber['email'] = $row['email'];
$subscriber['source'] = 'import';
$subscriber['created_on'] = BackendModel::getUTCDate();
$subscriber['groups'] = $groupID;
// unset the email (for the custom fields)
unset($row['email']);
// save the address in our database, with the assigned custom fields
BackendMailmotorModel::saveAddress($subscriber, $groupID, $row);
// continue looping
continue;
}
// subscriber failed in import, so add his record to the fail-csv
$failedSubscribersCSV[] = $row;
}
// return the failed subscribers
return $failedSubscribersCSV;
}
