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PhabricatorSubscriptionsSearchEngineAttachment.php
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Mon, Dec 2, 12:19

PhabricatorSubscriptionsSearchEngineAttachment.php
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<?php
final class PhabricatorSubscriptionsSearchEngineAttachment
extends PhabricatorSearchEngineAttachment {
public function getAttachmentName() {
return pht('Subscribers');
}
public function getAttachmentDescription() {
return pht('Get information about subscribers.');
}
public function loadAttachmentData(array $objects, $spec) {
$object_phids = mpull($objects, 'getPHID');
$edge_type = PhabricatorObjectHasSubscriberEdgeType::EDGECONST;
$subscribers_query = id(new PhabricatorEdgeQuery())
->withSourcePHIDs($object_phids)
->withEdgeTypes(array($edge_type));
$subscribers_query->execute();
$viewer = $this->getViewer();
$viewer_phid = $viewer->getPHID();
if ($viewer) {
$edges = id(new PhabricatorEdgeQuery())
->withSourcePHIDs($object_phids)
->withEdgeTypes(array($edge_type))
->withDestinationPHIDs(array($viewer_phid))
->execute();
$viewer_map = array();
foreach ($edges as $object_phid => $types) {
if ($types[$edge_type]) {
$viewer_map[$object_phid] = true;
}
}
} else {
$viewer_map = array();
}
return array(
'subscribers.query' => $subscribers_query,
'viewer.map' => $viewer_map,
);
}
public function getAttachmentForObject($object, $data, $spec) {
$subscribers_query = idx($data, 'subscribers.query');
$viewer_map = idx($data, 'viewer.map');
$object_phid = $object->getPHID();
$subscribed_phids = $subscribers_query->getDestinationPHIDs(
array($object_phid),
array(PhabricatorObjectHasSubscriberEdgeType::EDGECONST));
$subscribed_count = count($subscribed_phids);
if ($subscribed_count > 10) {
$subscribed_phids = array_slice($subscribed_phids, 0, 10);
}
$subscribed_phids = array_values($subscribed_phids);
$viewer = $this->getViewer();
$viewer_phid = $viewer->getPHID();
if (!$viewer_phid) {
$self_subscribed = false;
} else if (isset($viewer_map[$object_phid])) {
$self_subscribed = true;
} else if ($object->isAutomaticallySubscribed($viewer_phid)) {
$self_subscribed = true;
} else {
$self_subscribed = false;
}
return array(
'subscriberPHIDs' => $subscribed_phids,
'subscriberCount' => $subscribed_count,
'viewerIsSubscribed' => $self_subscribed,
);
}
}

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