82 lines
2.4 KiB
PHP
82 lines
2.4 KiB
PHP
<?php
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namespace MailPoet\Subscribers\ImportExport\Export;
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use MailPoet\Models\Segment;
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use MailPoet\Models\Subscriber;
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use MailPoet\Models\SubscriberSegment;
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use MailPoet\WP\Functions as WPFunctions;
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/**
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* Gets batches of subscribers from default segments.
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*/
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class DefaultSubscribersGetter extends SubscribersGetter {
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/**
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* @var bool
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*/
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protected $get_subscribers_without_segment;
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public function __construct($segmentsIds, $batchSize) {
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parent::__construct($segmentsIds, $batchSize);
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$this->getSubscribersWithoutSegment = (array_search(0, $segmentsIds) !== false);
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}
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protected function filter($subscribers) {
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$subscribers = $subscribers
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->selectMany(
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[
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'list_status' => SubscriberSegment::$_table . '.status',
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]
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)
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->left_outer_join(
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SubscriberSegment::$_table,
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[
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Subscriber::$_table . '.id',
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'=',
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SubscriberSegment::$_table . '.subscriber_id',
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]
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)
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->left_outer_join(
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Segment::$_table,
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[
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Segment::$_table . '.id',
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'=',
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SubscriberSegment::$_table . '.segment_id',
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]
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)
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->groupBy(Segment::$_table . '.id');
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if ($this->getSubscribersWithoutSegment !== false) {
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// if there are subscribers who do not belong to any segment, use
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// a CASE function to group them under "Not In Segment"
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$subscribers = $subscribers
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->selectExpr(
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'MAX(CASE WHEN ' . Segment::$_table . '.name IS NOT NULL ' .
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'THEN ' . Segment::$_table . '.name ' .
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'ELSE "' . WPFunctions::get()->__('Not In Segment', 'mailpoet') . '" END) as segment_name'
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)
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->whereRaw(
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SubscriberSegment::$_table . '.segment_id IN (' .
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rtrim(str_repeat('?,', count($this->segmentsIds)), ',') . ') ' .
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'OR ' . SubscriberSegment::$_table . '.segment_id IS NULL ',
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$this->segmentsIds
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);
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} else {
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// if all subscribers belong to at least one segment, select the segment name
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$subscribers = $subscribers
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->selectExpr('MAX(' . Segment::$_table . '.name) as segment_name')
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->whereIn(SubscriberSegment::$_table . '.segment_id', $this->segmentsIds);
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}
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$subscribers = $subscribers
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->offset($this->offset)
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->limit($this->batchSize)
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->findArray();
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return $subscribers;
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}
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}
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