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PhabricatorSubscriptionsHeraldAction.php
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Mon, Apr 28, 06:58

PhabricatorSubscriptionsHeraldAction.php
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<?php
abstract class PhabricatorSubscriptionsHeraldAction
extends HeraldAction {
const DO_NO_TARGETS = 'do.no-targets';
const DO_PREVIOUSLY_UNSUBSCRIBED = 'do.previously-unsubscribed';
const DO_INVALID = 'do.invalid';
const DO_AUTOSUBSCRIBED = 'do.autosubscribed';
const DO_ALREADY_SUBSCRIBED = 'do.already-subscribed';
const DO_ALREADY_UNSUBSCRIBED = 'do.already-unsubscribed';
const DO_SUBSCRIBED = 'do.subscribed';
const DO_UNSUBSCRIBED = 'do.unsubscribed';
public function getActionGroupKey() {
return HeraldSupportActionGroup::ACTIONGROUPKEY;
}
public function supportsObject($object) {
return ($object instanceof PhabricatorSubscribableInterface);
}
protected function applySubscribe(array $phids, $is_add) {
$adapter = $this->getAdapter();
if ($is_add) {
$kind = '+';
} else {
$kind = '-';
}
$subscriber_phids = array_fuse($phids);
if (!$subscriber_phids) {
$this->logEffect(self::DO_NO_TARGETS);
return;
}
// The "Add Subscribers" rule only adds subscribers who haven't previously
// unsubscribed from the object explicitly. Filter these subscribers out
// before continuing.
if ($is_add) {
$unsubscribed = $adapter->loadEdgePHIDs(
PhabricatorObjectHasUnsubscriberEdgeType::EDGECONST);
foreach ($unsubscribed as $phid) {
if (isset($subscriber_phids[$phid])) {
$unsubscribed[$phid] = $phid;
unset($subscriber_phids[$phid]);
}
}
if ($unsubscribed) {
$this->logEffect(
self::DO_PREVIOUSLY_UNSUBSCRIBED,
array_values($unsubscribed));
}
}
if (!$subscriber_phids) {
return;
}
// Filter out PHIDs which aren't valid subscribers. Lower levels of the
// stack will fail loudly if we try to add subscribers with invalid PHIDs
// or unknown PHID types, so drop them here.
$invalid = array();
foreach ($subscriber_phids as $phid) {
$type = phid_get_type($phid);
switch ($type) {
case PhabricatorPeopleUserPHIDType::TYPECONST:
case PhabricatorProjectProjectPHIDType::TYPECONST:
break;
default:
$invalid[$phid] = $phid;
unset($subscriber_phids[$phid]);
break;
}
}
if ($invalid) {
$this->logEffect(self::DO_INVALID, array_values($invalid));
}
if (!$subscriber_phids) {
return;
}
$auto = array();
$object = $adapter->getObject();
foreach ($subscriber_phids as $phid) {
if ($object->isAutomaticallySubscribed($phid)) {
$auto[$phid] = $phid;
unset($subscriber_phids[$phid]);
}
}
if ($auto) {
$this->logEffect(self::DO_AUTOSUBSCRIBED, array_values($auto));
}
if (!$subscriber_phids) {
return;
}
$current = $adapter->loadEdgePHIDs(
PhabricatorObjectHasSubscriberEdgeType::EDGECONST);
if ($is_add) {
$already = array();
foreach ($subscriber_phids as $phid) {
if (isset($current[$phid])) {
$already[$phid] = $phid;
unset($subscriber_phids[$phid]);
}
}
if ($already) {
$this->logEffect(self::DO_ALREADY_SUBSCRIBED, $already);
}
} else {
$already = array();
foreach ($subscriber_phids as $phid) {
if (empty($current[$phid])) {
$already[$phid] = $phid;
unset($subscriber_phids[$phid]);
}
}
if ($already) {
$this->logEffect(self::DO_ALREADY_UNSUBSCRIBED, $already);
}
}
if (!$subscriber_phids) {
return;
}
$xaction = $adapter->newTransaction()
->setTransactionType(PhabricatorTransactions::TYPE_SUBSCRIBERS)
->setNewValue(
array(
$kind => $subscriber_phids,
));
$adapter->queueTransaction($xaction);
if ($is_add) {
$this->logEffect(self::DO_SUBSCRIBED, $subscriber_phids);
} else {
$this->logEffect(self::DO_UNSUBSCRIBED, $subscriber_phids);
}
}
protected function getActionEffectMap() {
return array(
self::DO_NO_TARGETS => array(
'icon' => 'fa-ban',
'color' => 'grey',
'name' => pht('No Targets'),
),
self::DO_PREVIOUSLY_UNSUBSCRIBED => array(
'icon' => 'fa-minus-circle',
'color' => 'grey',
'name' => pht('Previously Unsubscribed'),
),
self::DO_AUTOSUBSCRIBED => array(
'icon' => 'fa-envelope',
'color' => 'grey',
'name' => pht('Automatically Subscribed'),
),
self::DO_INVALID => array(
'icon' => 'fa-ban',
'color' => 'red',
'name' => pht('Invalid Targets'),
),
self::DO_ALREADY_SUBSCRIBED => array(
'icon' => 'fa-chevron-right',
'color' => 'grey',
'name' => pht('Already Subscribed'),
),
self::DO_ALREADY_UNSUBSCRIBED => array(
'icon' => 'fa-chevron-right',
'color' => 'grey',
'name' => pht('Already Unsubscribed'),
),
self::DO_SUBSCRIBED => array(
'icon' => 'fa-envelope',
'color' => 'green',
'name' => pht('Added Subscribers'),
),
self::DO_UNSUBSCRIBED => array(
'icon' => 'fa-minus-circle',
'color' => 'green',
'name' => pht('Removed Subscribers'),
),
);
}
public function renderActionEffectDescription($type, $data) {
switch ($type) {
case self::DO_NO_TARGETS:
return pht('Rule lists no targets.');
case self::DO_PREVIOUSLY_UNSUBSCRIBED:
return pht(
'Declined to resubscribe %s target(s) because they previously '.
'unsubscribed: %s.',
new PhutilNumber(count($data)),
$this->renderHandleList($data));
case self::DO_INVALID:
return pht(
'Declined to act on %s invalid target(s): %s.',
new PhutilNumber(count($data)),
$this->renderHandleList($data));
case self::DO_AUTOSUBSCRIBED:
return pht(
'%s automatically subscribed target(s) were not affected: %s.',
new PhutilNumber(count($data)),
$this->renderHandleList($data));
case self::DO_ALREADY_SUBSCRIBED:
return pht(
'%s target(s) are already subscribed: %s.',
new PhutilNumber(count($data)),
$this->renderHandleList($data));
case self::DO_ALREADY_UNSUBSCRIBED:
return pht(
'%s target(s) are not subscribed: %s.',
new PhutilNumber(count($data)),
$this->renderHandleList($data));
case self::DO_SUBSCRIBED:
return pht(
'Added %s subscriber(s): %s.',
new PhutilNumber(count($data)),
$this->renderHandleList($data));
case self::DO_UNSUBSCRIBED:
return pht(
'Removed %s subscriber(s): %s.',
new PhutilNumber(count($data)),
$this->renderHandleList($data));
}
}
}

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