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phorge/src/applications/calendar/policyrule/PhabricatorCalendarEventInviteesPolicyRule.php
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PhabricatorCalendarEventInviteesPolicyRule.php
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<?php
final class PhabricatorCalendarEventInviteesPolicyRule
extends PhabricatorPolicyRule {
private $invited = array();
private $sourcePHIDs = array();
public function getObjectPolicyKey() {
return 'calendar.event.invitees';
}
public function getObjectPolicyName() {
return pht('Event Invitees');
}
public function getPolicyExplanation() {
return pht('Users invited to this event can take this action.');
}
public function getRuleDescription() {
return pht('event invitees');
}
public function canApplyToObject(PhabricatorPolicyInterface $object) {
return ($object instanceof PhabricatorCalendarEvent);
}
public function willApplyRules(
PhabricatorUser $viewer,
array $values,
array $objects) {
$viewer_phid = $viewer->getPHID();
if (!$viewer_phid) {
return;
}
if (empty($this->invited[$viewer_phid])) {
$this->invited[$viewer_phid] = array();
}
if (!isset($this->sourcePHIDs[$viewer_phid])) {
$source_phids = PhabricatorEdgeQuery::loadDestinationPHIDs(
$viewer_phid,
PhabricatorProjectMaterializedMemberEdgeType::EDGECONST);
$source_phids[] = $viewer_phid;
$this->sourcePHIDs[$viewer_phid] = $source_phids;
}
foreach ($objects as $key => $object) {
$cache = $this->getTransactionHint($object);
if ($cache === null) {
// We don't have a hint for this object, so we'll deal with it below.
continue;
}
// We have a hint, so use that as the source of truth.
unset($objects[$key]);
foreach ($this->sourcePHIDs[$viewer_phid] as $source_phid) {
if (isset($cache[$source_phid])) {
$this->invited[$viewer_phid][$object->getPHID()] = true;
break;
}
}
}
$phids = mpull($objects, 'getPHID');
if (!$phids) {
return;
}
$invited = id(new PhabricatorCalendarEventInvitee())->loadAllWhere(
'eventPHID IN (%Ls)
AND inviteePHID IN (%Ls)
AND status != %s',
$phids,
$this->sourcePHIDs[$viewer_phid],
PhabricatorCalendarEventInvitee::STATUS_UNINVITED);
$invited = mpull($invited, 'getEventPHID');
$this->invited[$viewer_phid] += array_fill_keys($invited, true);
}
public function applyRule(
PhabricatorUser $viewer,
$value,
PhabricatorPolicyInterface $object) {
$viewer_phid = $viewer->getPHID();
if (!$viewer_phid) {
return false;
}
$invited = idx($this->invited, $viewer_phid);
return isset($invited[$object->getPHID()]);
}
public function getValueControlType() {
return self::CONTROL_TYPE_NONE;
}
}

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